devices/e1000/e1000_hw-2.6.18-orig.c
author Florian Pose <fp@igh-essen.com>
Fri, 28 Oct 2011 17:06:04 +0200
branchredundancy
changeset 2137 bb9af8815750
parent 667 9feff35c9617
permissions -rw-r--r--
Fixed compiler warning.
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/*******************************************************************************
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  Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved.
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  This program is free software; you can redistribute it and/or modify it 
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  under the terms of the GNU General Public License as published by the Free 
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  Software Foundation; either version 2 of the License, or (at your option) 
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  any later version.
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  This program is distributed in the hope that it will be useful, but WITHOUT 
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  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
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  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for 
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  more details.
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  You should have received a copy of the GNU General Public License along with
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  this program; if not, write to the Free Software Foundation, Inc., 59 
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  Temple Place - Suite 330, Boston, MA  02111-1307, USA.
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  The full GNU General Public License is included in this distribution in the
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  file called LICENSE.
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  Contact Information:
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  Linux NICS <linux.nics@intel.com>
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  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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/* e1000_hw.c
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 * Shared functions for accessing and configuring the MAC
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 */
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#include "e1000_hw.h"
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static int32_t e1000_set_phy_type(struct e1000_hw *hw);
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static void e1000_phy_init_script(struct e1000_hw *hw);
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static int32_t e1000_setup_copper_link(struct e1000_hw *hw);
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static int32_t e1000_setup_fiber_serdes_link(struct e1000_hw *hw);
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static int32_t e1000_adjust_serdes_amplitude(struct e1000_hw *hw);
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static int32_t e1000_phy_force_speed_duplex(struct e1000_hw *hw);
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static int32_t e1000_config_mac_to_phy(struct e1000_hw *hw);
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static void e1000_raise_mdi_clk(struct e1000_hw *hw, uint32_t *ctrl);
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static void e1000_lower_mdi_clk(struct e1000_hw *hw, uint32_t *ctrl);
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static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, uint32_t data,
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                                     uint16_t count);
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static uint16_t e1000_shift_in_mdi_bits(struct e1000_hw *hw);
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static int32_t e1000_phy_reset_dsp(struct e1000_hw *hw);
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static int32_t e1000_write_eeprom_spi(struct e1000_hw *hw, uint16_t offset,
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                                      uint16_t words, uint16_t *data);
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static int32_t e1000_write_eeprom_microwire(struct e1000_hw *hw,
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                                            uint16_t offset, uint16_t words,
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                                            uint16_t *data);
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static int32_t e1000_spi_eeprom_ready(struct e1000_hw *hw);
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static void e1000_raise_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
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static void e1000_lower_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
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static void e1000_shift_out_ee_bits(struct e1000_hw *hw, uint16_t data,
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                                    uint16_t count);
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static int32_t e1000_write_phy_reg_ex(struct e1000_hw *hw, uint32_t reg_addr,
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                                      uint16_t phy_data);
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static int32_t e1000_read_phy_reg_ex(struct e1000_hw *hw,uint32_t reg_addr,
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                                     uint16_t *phy_data);
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static uint16_t e1000_shift_in_ee_bits(struct e1000_hw *hw, uint16_t count);
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static int32_t e1000_acquire_eeprom(struct e1000_hw *hw);
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static void e1000_release_eeprom(struct e1000_hw *hw);
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static void e1000_standby_eeprom(struct e1000_hw *hw);
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static int32_t e1000_set_vco_speed(struct e1000_hw *hw);
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static int32_t e1000_polarity_reversal_workaround(struct e1000_hw *hw);
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static int32_t e1000_set_phy_mode(struct e1000_hw *hw);
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static int32_t e1000_host_if_read_cookie(struct e1000_hw *hw, uint8_t *buffer);
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static uint8_t e1000_calculate_mng_checksum(char *buffer, uint32_t length);
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static uint8_t e1000_arc_subsystem_valid(struct e1000_hw *hw);
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static int32_t e1000_check_downshift(struct e1000_hw *hw);
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static int32_t e1000_check_polarity(struct e1000_hw *hw, uint16_t *polarity);
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static void e1000_clear_hw_cntrs(struct e1000_hw *hw);
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static void e1000_clear_vfta(struct e1000_hw *hw);
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static int32_t e1000_commit_shadow_ram(struct e1000_hw *hw);
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static int32_t e1000_config_dsp_after_link_change(struct e1000_hw *hw,
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						  boolean_t link_up);
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static int32_t e1000_config_fc_after_link_up(struct e1000_hw *hw);
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static int32_t e1000_detect_gig_phy(struct e1000_hw *hw);
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static int32_t e1000_get_auto_rd_done(struct e1000_hw *hw);
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static int32_t e1000_get_cable_length(struct e1000_hw *hw,
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				      uint16_t *min_length,
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				      uint16_t *max_length);
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static int32_t e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw);
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static int32_t e1000_get_phy_cfg_done(struct e1000_hw *hw);
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static int32_t e1000_id_led_init(struct e1000_hw * hw);
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static void e1000_init_rx_addrs(struct e1000_hw *hw);
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static boolean_t e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw);
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static int32_t e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd);
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static void e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw);
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static int32_t e1000_read_eeprom_eerd(struct e1000_hw *hw, uint16_t offset,
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				      uint16_t words, uint16_t *data);
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static int32_t e1000_set_d0_lplu_state(struct e1000_hw *hw, boolean_t active);
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static int32_t e1000_set_d3_lplu_state(struct e1000_hw *hw, boolean_t active);
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static int32_t e1000_wait_autoneg(struct e1000_hw *hw);
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static void e1000_write_reg_io(struct e1000_hw *hw, uint32_t offset,
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			       uint32_t value);
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#define E1000_WRITE_REG_IO(a, reg, val) \
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	    e1000_write_reg_io((a), E1000_##reg, val)
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static int32_t e1000_configure_kmrn_for_10_100(struct e1000_hw *hw,
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                                               uint16_t duplex);
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static int32_t e1000_configure_kmrn_for_1000(struct e1000_hw *hw);
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static int32_t e1000_erase_ich8_4k_segment(struct e1000_hw *hw,
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					   uint32_t segment);
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static int32_t e1000_get_software_flag(struct e1000_hw *hw);
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static int32_t e1000_get_software_semaphore(struct e1000_hw *hw);
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static int32_t e1000_init_lcd_from_nvm(struct e1000_hw *hw);
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static int32_t e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw);
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static int32_t e1000_read_eeprom_ich8(struct e1000_hw *hw, uint16_t offset,
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				      uint16_t words, uint16_t *data);
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static int32_t e1000_read_ich8_byte(struct e1000_hw *hw, uint32_t index,
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				    uint8_t* data);
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static int32_t e1000_read_ich8_word(struct e1000_hw *hw, uint32_t index,
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				    uint16_t *data);
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static int32_t e1000_read_kmrn_reg(struct e1000_hw *hw, uint32_t reg_addr,
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				   uint16_t *data);
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static void e1000_release_software_flag(struct e1000_hw *hw);
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static void e1000_release_software_semaphore(struct e1000_hw *hw);
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static int32_t e1000_set_pci_ex_no_snoop(struct e1000_hw *hw,
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					 uint32_t no_snoop);
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static int32_t e1000_verify_write_ich8_byte(struct e1000_hw *hw,
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					    uint32_t index, uint8_t byte);
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static int32_t e1000_write_eeprom_ich8(struct e1000_hw *hw, uint16_t offset,
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				       uint16_t words, uint16_t *data);
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static int32_t e1000_write_ich8_byte(struct e1000_hw *hw, uint32_t index,
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				     uint8_t data);
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static int32_t e1000_write_kmrn_reg(struct e1000_hw *hw, uint32_t reg_addr,
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				    uint16_t data);
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/* IGP cable length table */
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static const
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uint16_t e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] =
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    { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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      5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25,
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      25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40,
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      40, 50, 50, 50, 50, 50, 50, 50, 60, 60, 60, 60, 60, 60, 60, 60,
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      60, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 90, 90, 90,
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      90, 90, 90, 90, 90, 90, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100,
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      100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110,
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      110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120};
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static const
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uint16_t e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] =
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    { 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21,
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      0, 0, 0, 3, 6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41,
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      6, 10, 14, 18, 22, 26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61,
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      21, 26, 31, 35, 40, 44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82,
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      40, 45, 51, 56, 61, 66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104,
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      60, 66, 72, 77, 82, 87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121,
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      83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124,
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      104, 109, 114, 118, 121, 124};
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/******************************************************************************
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 * Set the phy type member in the hw struct.
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 *
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 * hw - Struct containing variables accessed by shared code
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 *****************************************************************************/
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int32_t
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e1000_set_phy_type(struct e1000_hw *hw)
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{
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    DEBUGFUNC("e1000_set_phy_type");
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    if(hw->mac_type == e1000_undefined)
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        return -E1000_ERR_PHY_TYPE;
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    switch(hw->phy_id) {
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    case M88E1000_E_PHY_ID:
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    case M88E1000_I_PHY_ID:
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    case M88E1011_I_PHY_ID:
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    case M88E1111_I_PHY_ID:
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        hw->phy_type = e1000_phy_m88;
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        break;
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    case IGP01E1000_I_PHY_ID:
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        if(hw->mac_type == e1000_82541 ||
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           hw->mac_type == e1000_82541_rev_2 ||
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           hw->mac_type == e1000_82547 ||
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           hw->mac_type == e1000_82547_rev_2) {
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            hw->phy_type = e1000_phy_igp;
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            break;
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        }
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    case IGP03E1000_E_PHY_ID:
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        hw->phy_type = e1000_phy_igp_3;
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        break;
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    case IFE_E_PHY_ID:
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    case IFE_PLUS_E_PHY_ID:
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    case IFE_C_E_PHY_ID:
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        hw->phy_type = e1000_phy_ife;
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        break;
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    case GG82563_E_PHY_ID:
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        if (hw->mac_type == e1000_80003es2lan) {
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            hw->phy_type = e1000_phy_gg82563;
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            break;
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        }
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        /* Fall Through */
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    default:
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        /* Should never have loaded on this device */
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        hw->phy_type = e1000_phy_undefined;
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        return -E1000_ERR_PHY_TYPE;
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    }
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    return E1000_SUCCESS;
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}
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/******************************************************************************
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 * IGP phy init script - initializes the GbE PHY
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 *
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 * hw - Struct containing variables accessed by shared code
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 *****************************************************************************/
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static void
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e1000_phy_init_script(struct e1000_hw *hw)
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{
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    uint32_t ret_val;
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    uint16_t phy_saved_data;
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    DEBUGFUNC("e1000_phy_init_script");
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    if(hw->phy_init_script) {
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        msec_delay(20);
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        /* Save off the current value of register 0x2F5B to be restored at
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         * the end of this routine. */
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        ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
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        /* Disabled the PHY transmitter */
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        e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
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        msec_delay(20);
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        e1000_write_phy_reg(hw,0x0000,0x0140);
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        msec_delay(5);
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   238
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        switch(hw->mac_type) {
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        case e1000_82541:
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        case e1000_82547:
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            e1000_write_phy_reg(hw, 0x1F95, 0x0001);
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   243
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            e1000_write_phy_reg(hw, 0x1F71, 0xBD21);
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            e1000_write_phy_reg(hw, 0x1F79, 0x0018);
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            e1000_write_phy_reg(hw, 0x1F30, 0x1600);
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   249
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            e1000_write_phy_reg(hw, 0x1F31, 0x0014);
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parents:
diff changeset
   251
9feff35c9617 First version with e1000 driver (to be continued...)
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   252
            e1000_write_phy_reg(hw, 0x1F32, 0x161C);
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parents:
diff changeset
   253
9feff35c9617 First version with e1000 driver (to be continued...)
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parents:
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   254
            e1000_write_phy_reg(hw, 0x1F94, 0x0003);
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parents:
diff changeset
   255
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
            e1000_write_phy_reg(hw, 0x1F96, 0x003F);
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
            e1000_write_phy_reg(hw, 0x2010, 0x0008);
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
        case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
        case e1000_82547_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
            e1000_write_phy_reg(hw, 0x1F73, 0x0099);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
        e1000_write_phy_reg(hw, 0x0000, 0x3300);
9feff35c9617 First version with e1000 driver (to be continued...)
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parents:
diff changeset
   270
9feff35c9617 First version with e1000 driver (to be continued...)
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   271
        msec_delay(20);
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   272
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
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   273
        /* Now enable the transmitter */
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   274
        e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
9feff35c9617 First version with e1000 driver (to be continued...)
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parents:
diff changeset
   275
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
        if(hw->mac_type == e1000_82547) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
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   277
            uint16_t fused, fine, coarse;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
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   279
            /* Move to analog registers page */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
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   280
            e1000_read_phy_reg(hw, IGP01E1000_ANALOG_SPARE_FUSE_STATUS, &fused);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
            if(!(fused & IGP01E1000_ANALOG_SPARE_FUSE_ENABLED)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
                e1000_read_phy_reg(hw, IGP01E1000_ANALOG_FUSE_STATUS, &fused);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
                fine = fused & IGP01E1000_ANALOG_FUSE_FINE_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
                coarse = fused & IGP01E1000_ANALOG_FUSE_COARSE_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
                if(coarse > IGP01E1000_ANALOG_FUSE_COARSE_THRESH) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
                    coarse -= IGP01E1000_ANALOG_FUSE_COARSE_10;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
                    fine -= IGP01E1000_ANALOG_FUSE_FINE_1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
                } else if(coarse == IGP01E1000_ANALOG_FUSE_COARSE_THRESH)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
                    fine -= IGP01E1000_ANALOG_FUSE_FINE_10;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
                fused = (fused & IGP01E1000_ANALOG_FUSE_POLY_MASK) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
                        (fine & IGP01E1000_ANALOG_FUSE_FINE_MASK) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
                        (coarse & IGP01E1000_ANALOG_FUSE_COARSE_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
                e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_CONTROL, fused);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
                e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_BYPASS,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
                                    IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
 * Set the mac type member in the hw struct.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
e1000_set_mac_type(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
    DEBUGFUNC("e1000_set_mac_type");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
    switch (hw->device_id) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
    case E1000_DEV_ID_82542:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
        switch (hw->revision_id) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
        case E1000_82542_2_0_REV_ID:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
            hw->mac_type = e1000_82542_rev2_0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
        case E1000_82542_2_1_REV_ID:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
            hw->mac_type = e1000_82542_rev2_1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
            /* Invalid 82542 revision ID */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
            return -E1000_ERR_MAC_TYPE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
    case E1000_DEV_ID_82543GC_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
    case E1000_DEV_ID_82543GC_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
        hw->mac_type = e1000_82543;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
    case E1000_DEV_ID_82544EI_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
    case E1000_DEV_ID_82544EI_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
    case E1000_DEV_ID_82544GC_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
    case E1000_DEV_ID_82544GC_LOM:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
        hw->mac_type = e1000_82544;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
    case E1000_DEV_ID_82540EM:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
    case E1000_DEV_ID_82540EM_LOM:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
    case E1000_DEV_ID_82540EP:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
    case E1000_DEV_ID_82540EP_LOM:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
    case E1000_DEV_ID_82540EP_LP:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
        hw->mac_type = e1000_82540;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
    case E1000_DEV_ID_82545EM_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
    case E1000_DEV_ID_82545EM_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
        hw->mac_type = e1000_82545;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
    case E1000_DEV_ID_82545GM_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
    case E1000_DEV_ID_82545GM_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
    case E1000_DEV_ID_82545GM_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
        hw->mac_type = e1000_82545_rev_3;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
    case E1000_DEV_ID_82546EB_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
    case E1000_DEV_ID_82546EB_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
    case E1000_DEV_ID_82546EB_QUAD_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
        hw->mac_type = e1000_82546;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
    case E1000_DEV_ID_82546GB_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
    case E1000_DEV_ID_82546GB_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
    case E1000_DEV_ID_82546GB_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
    case E1000_DEV_ID_82546GB_PCIE:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
    case E1000_DEV_ID_82546GB_QUAD_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
    case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
        hw->mac_type = e1000_82546_rev_3;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
    case E1000_DEV_ID_82541EI:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
    case E1000_DEV_ID_82541EI_MOBILE:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
    case E1000_DEV_ID_82541ER_LOM:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
        hw->mac_type = e1000_82541;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
    case E1000_DEV_ID_82541ER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
    case E1000_DEV_ID_82541GI:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
    case E1000_DEV_ID_82541GI_LF:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
    case E1000_DEV_ID_82541GI_MOBILE:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
        hw->mac_type = e1000_82541_rev_2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
    case E1000_DEV_ID_82547EI:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
    case E1000_DEV_ID_82547EI_MOBILE:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
        hw->mac_type = e1000_82547;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
    case E1000_DEV_ID_82547GI:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
        hw->mac_type = e1000_82547_rev_2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
    case E1000_DEV_ID_82571EB_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
    case E1000_DEV_ID_82571EB_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
    case E1000_DEV_ID_82571EB_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
            hw->mac_type = e1000_82571;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
    case E1000_DEV_ID_82572EI_COPPER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
    case E1000_DEV_ID_82572EI_FIBER:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
    case E1000_DEV_ID_82572EI_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
    case E1000_DEV_ID_82572EI:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
        hw->mac_type = e1000_82572;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
    case E1000_DEV_ID_82573E:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
    case E1000_DEV_ID_82573E_IAMT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
    case E1000_DEV_ID_82573L:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
        hw->mac_type = e1000_82573;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
    case E1000_DEV_ID_80003ES2LAN_COPPER_SPT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
    case E1000_DEV_ID_80003ES2LAN_SERDES_SPT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
    case E1000_DEV_ID_80003ES2LAN_COPPER_DPT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
    case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
        hw->mac_type = e1000_80003es2lan;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
    case E1000_DEV_ID_ICH8_IGP_M_AMT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
    case E1000_DEV_ID_ICH8_IGP_AMT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
    case E1000_DEV_ID_ICH8_IGP_C:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
    case E1000_DEV_ID_ICH8_IFE:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
    case E1000_DEV_ID_ICH8_IGP_M:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
        hw->mac_type = e1000_ich8lan;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
        /* Should never have loaded on this device */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
        return -E1000_ERR_MAC_TYPE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
        hw->swfwhw_semaphore_present = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
        hw->asf_firmware_present = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
        hw->swfw_sync_present = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
        /* fall through */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
    case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
        hw->eeprom_semaphore_present = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
        /* fall through */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
    case e1000_82541:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
    case e1000_82547:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
    case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
    case e1000_82547_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
        hw->asf_firmware_present = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
 * Set media type and TBI compatibility.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
 * **************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
e1000_set_media_type(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
    uint32_t status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
    DEBUGFUNC("e1000_set_media_type");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
    if(hw->mac_type != e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
        /* tbi_compatibility is only valid on 82543 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
        hw->tbi_compatibility_en = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
    switch (hw->device_id) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
    case E1000_DEV_ID_82545GM_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
    case E1000_DEV_ID_82546GB_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
    case E1000_DEV_ID_82571EB_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
    case E1000_DEV_ID_82572EI_SERDES:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
    case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
        hw->media_type = e1000_media_type_internal_serdes;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
        switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
        case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
        case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
            hw->media_type = e1000_media_type_fiber;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
        case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
        case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
            /* The STATUS_TBIMODE bit is reserved or reused for the this
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
             * device.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
            hw->media_type = e1000_media_type_copper;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
            status = E1000_READ_REG(hw, STATUS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
            if (status & E1000_STATUS_TBIMODE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
                hw->media_type = e1000_media_type_fiber;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
                /* tbi_compatibility not valid on fiber */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
                hw->tbi_compatibility_en = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
                hw->media_type = e1000_media_type_copper;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
 * Reset the transmit and receive units; mask and clear all interrupts.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
e1000_reset_hw(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
    uint32_t ctrl_ext;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
    uint32_t icr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
    uint32_t manc;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
    uint32_t led_ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
    uint32_t timeout;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
    uint32_t extcnf_ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
    DEBUGFUNC("e1000_reset_hw");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
    /* For 82542 (rev 2.0), disable MWI before issuing a device reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
    if(hw->mac_type == e1000_82542_rev2_0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
        DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
        e1000_pci_clear_mwi(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
    if(hw->bus_type == e1000_bus_type_pci_express) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
        /* Prevent the PCI-E bus from sticking if there is no TLP connection
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
         * on the last TLP read/write transaction when MAC is reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
        if(e1000_disable_pciex_master(hw) != E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
            DEBUGOUT("PCI-E Master disable polling has failed.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
    /* Clear interrupt mask to stop board from generating interrupts */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
    DEBUGOUT("Masking off all interrupts\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
    E1000_WRITE_REG(hw, IMC, 0xffffffff);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
    /* Disable the Transmit and Receive units.  Then delay to allow
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
     * any pending transactions to complete before we hit the MAC with
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
     * the global reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
    E1000_WRITE_REG(hw, RCTL, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
    E1000_WRITE_REG(hw, TCTL, E1000_TCTL_PSP);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
    /* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
    hw->tbi_compatibility_on = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
    /* Delay to allow any outstanding PCI transactions to complete before
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
     * resetting the device
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
    msec_delay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
    /* Must reset the PHY before resetting the MAC */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
    if((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
        E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_PHY_RST));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
        msec_delay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
    /* Must acquire the MDIO ownership before MAC reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
     * Ownership defaults to firmware after a reset. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
    if(hw->mac_type == e1000_82573) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
        timeout = 10;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
        extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
        extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
        do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
            E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
            extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
            if(extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
            else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
                extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
            msec_delay(2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
            timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
        } while(timeout);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
    /* Workaround for ICH8 bit corruption issue in FIFO memory */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
        /* Set Tx and Rx buffer allocation to 8k apiece. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
        E1000_WRITE_REG(hw, PBA, E1000_PBA_8K);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
        /* Set Packet Buffer Size to 16k. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
        E1000_WRITE_REG(hw, PBS, E1000_PBS_16K);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
    /* Issue a global reset to the MAC.  This will reset the chip's
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
     * transmit, receive, DMA, and link units.  It will not effect
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
     * the current PCI configuration.  The global reset bit is self-
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
     * clearing, and should clear within a microsecond.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
    DEBUGOUT("Issuing a global reset to MAC\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
        case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
        case e1000_82540:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
        case e1000_82545:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
        case e1000_82546:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
        case e1000_82541:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
        case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
            /* These controllers can't ack the 64-bit write when issuing the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
             * reset, so use IO-mapping as a workaround to issue the reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
            E1000_WRITE_REG_IO(hw, CTRL, (ctrl | E1000_CTRL_RST));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
        case e1000_82545_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
        case e1000_82546_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
            /* Reset is performed on a shadow of the control register */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
            E1000_WRITE_REG(hw, CTRL_DUP, (ctrl | E1000_CTRL_RST));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
        case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
            if (!hw->phy_reset_disable &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
                e1000_check_phy_reset_block(hw) == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
                /* e1000_ich8lan PHY HW reset requires MAC CORE reset
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
                 * at the same time to make sure the interface between
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
                 * MAC and the external PHY is reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
                 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
                ctrl |= E1000_CTRL_PHY_RST;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
            e1000_get_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
            E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
            msec_delay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
            E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
    /* After MAC reset, force reload of EEPROM to restore power-on settings to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
     * device.  Later controllers reload the EEPROM automatically, so just wait
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
     * for reload to complete.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
        case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
        case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
        case e1000_82543:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
        case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
            /* Wait for reset to complete */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
            udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
            ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
            ctrl_ext |= E1000_CTRL_EXT_EE_RST;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
            E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
            E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
            /* Wait for EEPROM reload */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
            msec_delay(2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
        case e1000_82541:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
        case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
        case e1000_82547:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
        case e1000_82547_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
            /* Wait for EEPROM reload */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
            msec_delay(20);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
        case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
            if (e1000_is_onboard_nvm_eeprom(hw) == FALSE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
                udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
                ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
                ctrl_ext |= E1000_CTRL_EXT_EE_RST;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
                E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
                E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
            /* fall through */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
        case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
        case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
        case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
        case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
            ret_val = e1000_get_auto_rd_done(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
                /* We don't want to continue accessing MAC registers. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
            /* Wait for EEPROM reload (it happens automatically) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
            msec_delay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
    /* Disable HW ARPs on ASF enabled adapters */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
    if(hw->mac_type >= e1000_82540 && hw->mac_type <= e1000_82547_rev_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
        manc = E1000_READ_REG(hw, MANC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
        manc &= ~(E1000_MANC_ARP_EN);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
        E1000_WRITE_REG(hw, MANC, manc);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
    if((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
        e1000_phy_init_script(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
        /* Configure activity LED after PHY reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
        led_ctrl = E1000_READ_REG(hw, LEDCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
        led_ctrl &= IGP_ACTIVITY_LED_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
        led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
        E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
    /* Clear interrupt mask to stop board from generating interrupts */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
    DEBUGOUT("Masking off all interrupts\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
    E1000_WRITE_REG(hw, IMC, 0xffffffff);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
    /* Clear any pending interrupt events. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
    icr = E1000_READ_REG(hw, ICR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
    /* If MWI was previously enabled, reenable it. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
    if(hw->mac_type == e1000_82542_rev2_0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
        if(hw->pci_cmd_word & CMD_MEM_WRT_INVALIDATE)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
            e1000_pci_set_mwi(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
        uint32_t kab = E1000_READ_REG(hw, KABGTXD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
        kab |= E1000_KABGTXD_BGSQLBIAS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
        E1000_WRITE_REG(hw, KABGTXD, kab);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
 * Performs basic configuration of the adapter.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
 * Assumes that the controller has previously been reset and is in a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
 * post-reset uninitialized state. Initializes the receive address registers,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
 * multicast table, and VLAN filter table. Calls routines to setup link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
 * configuration and flow control settings. Clears all on-chip counters. Leaves
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
 * the transmit and receive units disabled and uninitialized.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
e1000_init_hw(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
    uint16_t pcix_cmd_word;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
    uint16_t pcix_stat_hi_word;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
    uint16_t cmd_mmrbc;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
    uint16_t stat_mmrbc;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
    uint32_t mta_size;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
    uint32_t reg_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
    uint32_t ctrl_ext;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
    DEBUGFUNC("e1000_init_hw");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
    /* Initialize Identification LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
    ret_val = e1000_id_led_init(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
    if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
        DEBUGOUT("Error Initializing Identification LED\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
    /* Set the media type and TBI compatibility */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
    e1000_set_media_type(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
    /* Disabling VLAN filtering. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
    DEBUGOUT("Initializing the IEEE VLAN\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
    /* VET hardcoded to standard value and VFTA removed in ICH8 LAN */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
    if (hw->mac_type != e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
        if (hw->mac_type < e1000_82545_rev_3)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
            E1000_WRITE_REG(hw, VET, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
        e1000_clear_vfta(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
    /* For 82542 (rev 2.0), disable MWI and put the receiver into reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
    if(hw->mac_type == e1000_82542_rev2_0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
        DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
        e1000_pci_clear_mwi(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
        E1000_WRITE_REG(hw, RCTL, E1000_RCTL_RST);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
        msec_delay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
    /* Setup the receive address. This involves initializing all of the Receive
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
     * Address Registers (RARs 0 - 15).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
    e1000_init_rx_addrs(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
    /* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
    if(hw->mac_type == e1000_82542_rev2_0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
        E1000_WRITE_REG(hw, RCTL, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
        msec_delay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
        if(hw->pci_cmd_word & CMD_MEM_WRT_INVALIDATE)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
            e1000_pci_set_mwi(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
    /* Zero out the Multicast HASH table */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
    DEBUGOUT("Zeroing the MTA\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
    mta_size = E1000_MC_TBL_SIZE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
        mta_size = E1000_MC_TBL_SIZE_ICH8LAN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
    for(i = 0; i < mta_size; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
        E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
        /* use write flush to prevent Memory Write Block (MWB) from
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
         * occuring when accessing our register space */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
    /* Set the PCI priority bit correctly in the CTRL register.  This
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
     * determines if the adapter gives priority to receives, or if it
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
     * gives equal priority to transmits and receives.  Valid only on
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
     * 82542 and 82543 silicon.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
    if(hw->dma_fairness && hw->mac_type <= e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
        ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
        E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PRIOR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
    case e1000_82545_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
    case e1000_82546_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
        /* Workaround for PCI-X problem when BIOS sets MMRBC incorrectly. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
        if(hw->bus_type == e1000_bus_type_pcix) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
            e1000_read_pci_cfg(hw, PCIX_COMMAND_REGISTER, &pcix_cmd_word);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
            e1000_read_pci_cfg(hw, PCIX_STATUS_REGISTER_HI,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
                &pcix_stat_hi_word);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
            cmd_mmrbc = (pcix_cmd_word & PCIX_COMMAND_MMRBC_MASK) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
                PCIX_COMMAND_MMRBC_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
            stat_mmrbc = (pcix_stat_hi_word & PCIX_STATUS_HI_MMRBC_MASK) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
                PCIX_STATUS_HI_MMRBC_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
            if(stat_mmrbc == PCIX_STATUS_HI_MMRBC_4K)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
                stat_mmrbc = PCIX_STATUS_HI_MMRBC_2K;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
            if(cmd_mmrbc > stat_mmrbc) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
                pcix_cmd_word &= ~PCIX_COMMAND_MMRBC_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
                pcix_cmd_word |= stat_mmrbc << PCIX_COMMAND_MMRBC_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
                e1000_write_pci_cfg(hw, PCIX_COMMAND_REGISTER,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
                    &pcix_cmd_word);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
    /* More time needed for PHY to initialize */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
        msec_delay(15);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
    /* Call a subroutine to configure the link and setup flow control. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
    ret_val = e1000_setup_link(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
    /* Set the transmit descriptor write-back policy */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
    if(hw->mac_type > e1000_82544) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
        ctrl = E1000_READ_REG(hw, TXDCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
        ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
        switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
        case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
        case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
        case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
        case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
        case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
            ctrl |= E1000_TXDCTL_COUNT_DESC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
        E1000_WRITE_REG(hw, TXDCTL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
    if (hw->mac_type == e1000_82573) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
        e1000_enable_tx_pkt_filtering(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
        /* Enable retransmit on late collisions */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
        reg_data = E1000_READ_REG(hw, TCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
        reg_data |= E1000_TCTL_RTLC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
        E1000_WRITE_REG(hw, TCTL, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
        /* Configure Gigabit Carry Extend Padding */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
        reg_data = E1000_READ_REG(hw, TCTL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
        reg_data &= ~E1000_TCTL_EXT_GCEX_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
        reg_data |= DEFAULT_80003ES2LAN_TCTL_EXT_GCEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
        E1000_WRITE_REG(hw, TCTL_EXT, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
        /* Configure Transmit Inter-Packet Gap */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
        reg_data = E1000_READ_REG(hw, TIPG);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
        reg_data &= ~E1000_TIPG_IPGT_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
        reg_data |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
        E1000_WRITE_REG(hw, TIPG, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
        reg_data = E1000_READ_REG_ARRAY(hw, FFLT, 0x0001);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
        reg_data &= ~0x00100000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
        E1000_WRITE_REG_ARRAY(hw, FFLT, 0x0001, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
        /* Fall through */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
        ctrl = E1000_READ_REG(hw, TXDCTL1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
        ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
        if(hw->mac_type >= e1000_82571)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
            ctrl |= E1000_TXDCTL_COUNT_DESC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
        E1000_WRITE_REG(hw, TXDCTL1, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
    if (hw->mac_type == e1000_82573) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
        uint32_t gcr = E1000_READ_REG(hw, GCR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
        gcr |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
        E1000_WRITE_REG(hw, GCR, gcr);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
    /* Clear all of the statistics registers (clear on read).  It is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
     * important that we do this after we have tried to establish link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
     * because the symbol error count will increment wildly if there
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
     * is no link.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
    e1000_clear_hw_cntrs(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
    /* ICH8 No-snoop bits are opposite polarity.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
     * Set to snoop by default after reset. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
        e1000_set_pci_ex_no_snoop(hw, PCI_EX_82566_SNOOP_ALL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
    if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
        hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
        /* Relaxed ordering must be disabled to avoid a parity
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
         * error crash in a PCI slot. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
        ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
 * Adjust SERDES output amplitude based on EEPROM setting.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
 * hw - Struct containing variables accessed by shared code.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
e1000_adjust_serdes_amplitude(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
    uint16_t eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
    int32_t  ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
    DEBUGFUNC("e1000_adjust_serdes_amplitude");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
    if(hw->media_type != e1000_media_type_internal_serdes)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
    case e1000_82545_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
    case e1000_82546_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
    ret_val = e1000_read_eeprom(hw, EEPROM_SERDES_AMPLITUDE, 1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
    if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
    if(eeprom_data != EEPROM_RESERVED_WORD) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
        /* Adjust SERDES output amplitude only. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
        eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL, eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
 * Configures flow control and link settings.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
 * Determines which flow control settings to use. Calls the apropriate media-
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
 * specific link configuration function. Configures the flow control settings.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
 * Assuming the adapter has a valid link partner, a valid link should be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
 * established. Assumes the hardware has previously been reset and the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
 * transmitter and receiver are not enabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
e1000_setup_link(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
    uint32_t ctrl_ext;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
    uint16_t eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
    DEBUGFUNC("e1000_setup_link");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
    /* In the case of the phy reset being blocked, we already have a link.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
     * We do not have to set it up again. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
    if (e1000_check_phy_reset_block(hw))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
    /* Read and store word 0x0F of the EEPROM. This word contains bits
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
     * that determine the hardware's default PAUSE (flow control) mode,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
     * a bit that determines whether the HW defaults to enabling or
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
     * disabling auto-negotiation, and the direction of the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
     * SW defined pins. If there is no SW over-ride of the flow
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
     * control setting, then the variable hw->fc will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
     * be initialized based on a value in the EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
    if (hw->fc == e1000_fc_default) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
        switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
        case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
        case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
            hw->fc = e1000_fc_full;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
            ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
                                        1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
            if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
                DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
                return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
            if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
                hw->fc = e1000_fc_none;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
            else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) ==
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
                    EEPROM_WORD0F_ASM_DIR)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
                hw->fc = e1000_fc_tx_pause;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
            else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
                hw->fc = e1000_fc_full;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
    /* We want to save off the original Flow Control configuration just
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
     * in case we get disconnected and then reconnected into a different
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
     * hub or switch with different Flow Control capabilities.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
    if(hw->mac_type == e1000_82542_rev2_0)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
        hw->fc &= (~e1000_fc_tx_pause);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
    if((hw->mac_type < e1000_82543) && (hw->report_tx_early == 1))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
        hw->fc &= (~e1000_fc_rx_pause);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
    hw->original_fc = hw->fc;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
    DEBUGOUT1("After fix-ups FlowControl is now = %x\n", hw->fc);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
    /* Take the 4 bits from EEPROM word 0x0F that determine the initial
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
     * polarity value for the SW controlled pins, and setup the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
     * Extended Device Control reg with that info.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
     * This is needed because one of the SW controlled pins is used for
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
     * signal detection.  So this should be done before e1000_setup_pcs_link()
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
     * or e1000_phy_setup() is called.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
    if (hw->mac_type == e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
		ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
									1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
		if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
			DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
			return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
        ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) <<
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
                    SWDPIO__EXT_SHIFT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
    /* Call the necessary subroutine to configure the link. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
    ret_val = (hw->media_type == e1000_media_type_copper) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
              e1000_setup_copper_link(hw) :
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
              e1000_setup_fiber_serdes_link(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
    /* Initialize the flow control address, type, and PAUSE timer
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
     * registers to their default values.  This is done even if flow
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
     * control is disabled, because it does not hurt anything to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
     * initialize these registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
    DEBUGOUT("Initializing the Flow Control address, type and timer regs\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
    /* FCAL/H and FCT are hardcoded to standard values in e1000_ich8lan. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
    if (hw->mac_type != e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
        E1000_WRITE_REG(hw, FCT, FLOW_CONTROL_TYPE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
        E1000_WRITE_REG(hw, FCAH, FLOW_CONTROL_ADDRESS_HIGH);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
        E1000_WRITE_REG(hw, FCAL, FLOW_CONTROL_ADDRESS_LOW);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
    E1000_WRITE_REG(hw, FCTTV, hw->fc_pause_time);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
    /* Set the flow control receive threshold registers.  Normally,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
     * these registers will be set to a default threshold that may be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
     * adjusted later by the driver's runtime code.  However, if the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
     * ability to transmit pause frames in not enabled, then these
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
     * registers will be set to 0.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
    if(!(hw->fc & e1000_fc_tx_pause)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
        E1000_WRITE_REG(hw, FCRTL, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
        E1000_WRITE_REG(hw, FCRTH, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
        /* We need to set up the Receive Threshold high and low water marks
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
         * as well as (optionally) enabling the transmission of XON frames.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
        if(hw->fc_send_xon) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
            E1000_WRITE_REG(hw, FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
            E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
            E1000_WRITE_REG(hw, FCRTL, hw->fc_low_water);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
            E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
 * Sets up link for a fiber based or serdes based adapter
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
 * Manipulates Physical Coding Sublayer functions in order to configure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
 * link. Assumes the hardware has been previously reset and the transmitter
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
 * and receiver are not enabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
e1000_setup_fiber_serdes_link(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
    uint32_t status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
    uint32_t txcw = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
    uint32_t signal = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
    DEBUGFUNC("e1000_setup_fiber_serdes_link");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
    /* On 82571 and 82572 Fiber connections, SerDes loopback mode persists
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
     * until explicitly turned off or a power cycle is performed.  A read to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
     * the register does not indicate its status.  Therefore, we ensure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
     * loopback mode is disabled during initialization.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
    if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
        E1000_WRITE_REG(hw, SCTL, E1000_DISABLE_SERDES_LOOPBACK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
    /* On adapters with a MAC newer than 82544, SW Defineable pin 1 will be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
     * set when the optics detect a signal. On older adapters, it will be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
     * cleared when there is a signal.  This applies to fiber media only.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
     * If we're on serdes media, adjust the output amplitude to value set in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
     * the EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
    if(hw->media_type == e1000_media_type_fiber)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
        signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
    ret_val = e1000_adjust_serdes_amplitude(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
    /* Take the link out of reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
    ctrl &= ~(E1000_CTRL_LRST);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
    /* Adjust VCO speed to improve BER performance */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
    ret_val = e1000_set_vco_speed(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
    e1000_config_collision_dist(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
    /* Check for a software override of the flow control settings, and setup
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
     * the device accordingly.  If auto-negotiation is enabled, then software
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
     * will have to set the "PAUSE" bits to the correct value in the Tranmsit
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
     * Config Word Register (TXCW) and re-start auto-negotiation.  However, if
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
     * auto-negotiation is disabled, then software will have to manually
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
     * configure the two flow control enable bits in the CTRL register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
     *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
     * The possible values of the "fc" parameter are:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
     *      0:  Flow control is completely disabled
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
     *      1:  Rx flow control is enabled (we can receive pause frames, but
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
     *          not send pause frames).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
     *      2:  Tx flow control is enabled (we can send pause frames but we do
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
     *          not support receiving pause frames).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
     *      3:  Both Rx and TX flow control (symmetric) are enabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
    switch (hw->fc) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
    case e1000_fc_none:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
        /* Flow control is completely disabled by a software over-ride. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
    case e1000_fc_rx_pause:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
        /* RX Flow control is enabled and TX Flow control is disabled by a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
         * software over-ride. Since there really isn't a way to advertise
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
         * that we are capable of RX Pause ONLY, we will advertise that we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
         * support both symmetric and asymmetric RX PAUSE. Later, we will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
         *  disable the adapter's ability to send PAUSE frames.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
    case e1000_fc_tx_pause:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
        /* TX Flow control is enabled, and RX Flow control is disabled, by a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
         * software over-ride.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
    case e1000_fc_full:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
        /* Flow control (both RX and TX) is enabled by a software over-ride. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
        DEBUGOUT("Flow control param set incorrectly\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
        return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
    /* Since auto-negotiation is enabled, take the link out of reset (the link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
     * will be in reset, because we previously reset the chip). This will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
     * restart auto-negotiation.  If auto-neogtiation is successful then the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
     * link-up status bit will be set and the flow control enable bits (RFCE
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
     * and TFCE) will be set according to their negotiated value.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
    DEBUGOUT("Auto-negotiation enabled\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
    E1000_WRITE_REG(hw, TXCW, txcw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
    hw->txcw = txcw;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
    msec_delay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
    /* If we have a signal (the cable is plugged in) then poll for a "Link-Up"
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
     * indication in the Device Status Register.  Time-out if a link isn't
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
     * seen in 500 milliseconds seconds (Auto-negotiation should complete in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
     * less than 500 milliseconds even if the other end is doing it in SW).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
     * For internal serdes, we just assume a signal is present, then poll.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
    if(hw->media_type == e1000_media_type_internal_serdes ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
       (E1000_READ_REG(hw, CTRL) & E1000_CTRL_SWDPIN1) == signal) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
        DEBUGOUT("Looking for Link\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
        for(i = 0; i < (LINK_UP_TIMEOUT / 10); i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
            msec_delay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
            status = E1000_READ_REG(hw, STATUS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
            if(status & E1000_STATUS_LU) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
        if(i == (LINK_UP_TIMEOUT / 10)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
            DEBUGOUT("Never got a valid link from auto-neg!!!\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
            hw->autoneg_failed = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
            /* AutoNeg failed to achieve a link, so we'll call
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
             * e1000_check_for_link. This routine will force the link up if
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
             * we detect a signal. This will allow us to communicate with
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
             * non-autonegotiating link partners.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
            ret_val = e1000_check_for_link(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
            if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
                DEBUGOUT("Error while checking for link\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
            hw->autoneg_failed = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
            hw->autoneg_failed = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
            DEBUGOUT("Valid Link Found\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
        DEBUGOUT("No Signal Detected\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
* Make sure we have a valid PHY and change PHY mode before link setup.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
e1000_copper_link_preconfig(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
    DEBUGFUNC("e1000_copper_link_preconfig");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
    /* With 82543, we need to force speed and duplex on the MAC equal to what
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
     * the PHY speed and duplex configuration is. In addition, we need to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
     * perform a hardware reset on the PHY to take it out of reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
    if(hw->mac_type > e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
        ctrl |= E1000_CTRL_SLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
        ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
        E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
        ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | E1000_CTRL_SLU);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
        E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
        ret_val = e1000_phy_hw_reset(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
    /* Make sure we have a valid PHY */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
    ret_val = e1000_detect_gig_phy(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
    if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
        DEBUGOUT("Error, did not detect valid phy.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
    DEBUGOUT1("Phy ID = %x \n", hw->phy_id);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
    /* Set PHY to class A mode (if necessary) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
    ret_val = e1000_set_phy_mode(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
    if((hw->mac_type == e1000_82545_rev_3) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
       (hw->mac_type == e1000_82546_rev_3)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
        phy_data |= 0x00000008;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
    if(hw->mac_type <= e1000_82543 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
       hw->mac_type == e1000_82541 || hw->mac_type == e1000_82547 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
       hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
        hw->phy_reset_disable = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
   return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
/********************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
* Copper link setup for e1000_phy_igp series.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
*********************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
e1000_copper_link_igp_setup(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
    uint32_t led_ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
    DEBUGFUNC("e1000_copper_link_igp_setup");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
    if (hw->phy_reset_disable)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
    ret_val = e1000_phy_reset(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
    if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
        DEBUGOUT("Error Resetting the PHY\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
    /* Wait 10ms for MAC to configure PHY from eeprom settings */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
    msec_delay(15);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
    if (hw->mac_type != e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
    /* Configure activity LED after PHY reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
    led_ctrl = E1000_READ_REG(hw, LEDCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
    led_ctrl &= IGP_ACTIVITY_LED_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
    led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
    E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
    /* disable lplu d3 during driver init */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
    ret_val = e1000_set_d3_lplu_state(hw, FALSE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
    if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
        DEBUGOUT("Error Disabling LPLU D3\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
    /* disable lplu d0 during driver init */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
    ret_val = e1000_set_d0_lplu_state(hw, FALSE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
    if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
        DEBUGOUT("Error Disabling LPLU D0\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
    /* Configure mdi-mdix settings */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
    ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
        hw->dsp_config_state = e1000_dsp_config_disabled;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
        /* Force MDI for earlier revs of the IGP PHY */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
        phy_data &= ~(IGP01E1000_PSCR_AUTO_MDIX | IGP01E1000_PSCR_FORCE_MDI_MDIX);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
        hw->mdix = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
        hw->dsp_config_state = e1000_dsp_config_enabled;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
        phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
        switch (hw->mdix) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
        case 1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
            phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
        case 2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
            phy_data |= IGP01E1000_PSCR_FORCE_MDI_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
        case 0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
            phy_data |= IGP01E1000_PSCR_AUTO_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
    ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
    /* set auto-master slave resolution settings */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
    if(hw->autoneg) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
        e1000_ms_type phy_ms_setting = hw->master_slave;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
        if(hw->ffe_config_state == e1000_ffe_config_active)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
            hw->ffe_config_state = e1000_ffe_config_enabled;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
        if(hw->dsp_config_state == e1000_dsp_config_activated)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
            hw->dsp_config_state = e1000_dsp_config_enabled;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
        /* when autonegotiation advertisment is only 1000Mbps then we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
          * should disable SmartSpeed and enable Auto MasterSlave
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
          * resolution as hardware default. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
        if(hw->autoneg_advertised == ADVERTISE_1000_FULL) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
            /* Disable SmartSpeed */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
            ret_val = e1000_write_phy_reg(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
                                                  IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
                                                  phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
            /* Set auto Master/Slave resolution process */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
            ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
            phy_data &= ~CR_1000T_MS_ENABLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
            ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
        /* load defaults for future use */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
        hw->original_master_slave = (phy_data & CR_1000T_MS_ENABLE) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
                                        ((phy_data & CR_1000T_MS_VALUE) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
                                         e1000_ms_force_master :
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
                                         e1000_ms_force_slave) :
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
                                         e1000_ms_auto;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
        switch (phy_ms_setting) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
        case e1000_ms_force_master:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
            phy_data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
        case e1000_ms_force_slave:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
            phy_data |= CR_1000T_MS_ENABLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
            phy_data &= ~(CR_1000T_MS_VALUE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
        case e1000_ms_auto:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
            phy_data &= ~CR_1000T_MS_ENABLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
            default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
        ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
/********************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
* Copper link setup for e1000_phy_gg82563 series.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
*********************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
e1000_copper_link_ggp_setup(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
    uint32_t reg_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
    DEBUGFUNC("e1000_copper_link_ggp_setup");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
    if(!hw->phy_reset_disable) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
        /* Enable CRS on TX for half-duplex operation. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
        phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
        /* Use 25MHz for both link down and 1000BASE-T for Tx clock */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
        phy_data |= GG82563_MSCR_TX_CLK_1000MBPS_25MHZ;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
                                      phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
        /* Options:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
         *   MDI/MDI-X = 0 (default)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
         *   0 - Auto for all speeds
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
         *   1 - MDI mode
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
         *   2 - MDI-X mode
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
         *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
        phy_data &= ~GG82563_PSCR_CROSSOVER_MODE_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
        switch (hw->mdix) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
        case 1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
            phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
        case 2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
            phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
        case 0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
            phy_data |= GG82563_PSCR_CROSSOVER_MODE_AUTO;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
        /* Options:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
         *   disable_polarity_correction = 0 (default)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
         *       Automatic Correction for Reversed Cable Polarity
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
         *   0 - Disabled
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
         *   1 - Enabled
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
        phy_data &= ~GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
        if(hw->disable_polarity_correction == 1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
            phy_data |= GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
        /* SW Reset the PHY so all changes take effect */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
        ret_val = e1000_phy_reset(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
        if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
            DEBUGOUT("Error Resetting the PHY\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
    } /* phy_reset_disable */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
    if (hw->mac_type == e1000_80003es2lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
        /* Bypass RX and TX FIFO's */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
        ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
                                       E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
                                       E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
        phy_data &= ~GG82563_PSCR2_REVERSE_AUTO_NEG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
        reg_data = E1000_READ_REG(hw, CTRL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
        reg_data &= ~(E1000_CTRL_EXT_LINK_MODE_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
        E1000_WRITE_REG(hw, CTRL_EXT, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
                                          &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
        /* Do not init these registers when the HW is in IAMT mode, since the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
         * firmware will have already initialized them.  We only initialize
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
         * them if the HW is not in IAMT mode.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
        if (e1000_check_mng_mode(hw) == FALSE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
            /* Enable Electrical Idle on the PHY */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
            phy_data |= GG82563_PMCR_ENABLE_ELECTRICAL_IDLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
            ret_val = e1000_write_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
                                          phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
            ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
                                         &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
            phy_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
            ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
                                          phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
        /* Workaround: Disable padding in Kumeran interface in the MAC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
         * and in the PHY to avoid CRC errors.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
        phy_data |= GG82563_ICR_DIS_PADDING;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
                                      phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
/********************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
* Copper link setup for e1000_phy_m88 series.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
*********************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
e1000_copper_link_mgp_setup(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
    DEBUGFUNC("e1000_copper_link_mgp_setup");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
    if(hw->phy_reset_disable)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
    /* Enable CRS on TX. This must be set for half-duplex operation. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
    phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
    /* Options:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
     *   MDI/MDI-X = 0 (default)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
     *   0 - Auto for all speeds
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
     *   1 - MDI mode
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
     *   2 - MDI-X mode
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
     *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
    phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
    switch (hw->mdix) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
    case 1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
        phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
    case 2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
        phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
    case 3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
        phy_data |= M88E1000_PSCR_AUTO_X_1000T;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
    case 0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
        phy_data |= M88E1000_PSCR_AUTO_X_MODE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
    /* Options:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
     *   disable_polarity_correction = 0 (default)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
     *       Automatic Correction for Reversed Cable Polarity
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
     *   0 - Disabled
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
     *   1 - Enabled
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
    phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
    if(hw->disable_polarity_correction == 1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
        phy_data |= M88E1000_PSCR_POLARITY_REVERSAL;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
    if (hw->phy_revision < M88E1011_I_REV_4) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
        /* Force TX_CLK in the Extended PHY Specific Control Register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
         * to 25MHz clock.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
        ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
        phy_data |= M88E1000_EPSCR_TX_CLK_25;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
        if ((hw->phy_revision == E1000_REVISION_2) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
            (hw->phy_id == M88E1111_I_PHY_ID)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
            /* Vidalia Phy, set the downshift counter to 5x */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
            phy_data &= ~(M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
            phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
            ret_val = e1000_write_phy_reg(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
                                        M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
            /* Configure Master and Slave downshift values */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
            phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
                              M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
            phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
                             M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
            ret_val = e1000_write_phy_reg(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
                                        M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
               return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
    /* SW Reset the PHY so all changes take effect */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
    ret_val = e1000_phy_reset(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
    if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
        DEBUGOUT("Error Resetting the PHY\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
   return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
/********************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
* Setup auto-negotiation and flow control advertisements,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
* and then perform auto-negotiation.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
*********************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
e1000_copper_link_autoneg(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
    DEBUGFUNC("e1000_copper_link_autoneg");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
    /* Perform some bounds checking on the hw->autoneg_advertised
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
     * parameter.  If this variable is zero, then set it to the default.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
    hw->autoneg_advertised &= AUTONEG_ADVERTISE_SPEED_DEFAULT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
    /* If autoneg_advertised is zero, we assume it was not defaulted
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
     * by the calling code so we set to advertise full capability.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
    if(hw->autoneg_advertised == 0)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
        hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
    /* IFE phy only supports 10/100 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
    if (hw->phy_type == e1000_phy_ife)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
        hw->autoneg_advertised &= AUTONEG_ADVERTISE_10_100_ALL;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
    DEBUGOUT("Reconfiguring auto-neg advertisement params\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
    ret_val = e1000_phy_setup_autoneg(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
    if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
        DEBUGOUT("Error Setting up Auto-Negotiation\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
    DEBUGOUT("Restarting Auto-Neg\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
    /* Restart auto-negotiation by setting the Auto Neg Enable bit and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
     * the Auto Neg Restart bit in the PHY control register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
    ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
    phy_data |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
    ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
    /* Does the user want to wait for Auto-Neg to complete here, or
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
     * check at a later time (for example, callback routine).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
    if(hw->wait_autoneg_complete) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
        ret_val = e1000_wait_autoneg(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
            DEBUGOUT("Error while waiting for autoneg to complete\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
    hw->get_link_status = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
* Config the MAC and the PHY after link is up.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
*   1) Set up the MAC to the current PHY speed/duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
*      if we are on 82543.  If we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
*      are on newer silicon, we only need to configure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
*      collision distance in the Transmit Control Register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
*   2) Set up flow control on the MAC to that established with
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
*      the link partner.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
*   3) Config DSP to improve Gigabit link quality for some PHY revisions.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
e1000_copper_link_postconfig(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
    DEBUGFUNC("e1000_copper_link_postconfig");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
    if(hw->mac_type >= e1000_82544) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
        e1000_config_collision_dist(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
        ret_val = e1000_config_mac_to_phy(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
            DEBUGOUT("Error configuring MAC to PHY settings\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
    ret_val = e1000_config_fc_after_link_up(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
    if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
        DEBUGOUT("Error Configuring Flow Control\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
    /* Config DSP to improve Giga link quality */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
    if(hw->phy_type == e1000_phy_igp) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
        ret_val = e1000_config_dsp_after_link_change(hw, TRUE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
            DEBUGOUT("Error Configuring DSP after link up\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
* Detects which PHY is present and setup the speed and duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
e1000_setup_copper_link(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
    uint16_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
    uint16_t reg_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
    DEBUGFUNC("e1000_setup_copper_link");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
        /* Set the mac to wait the maximum time between each
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
         * iteration and increase the max iterations when
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
         * polling the phy; this fixes erroneous timeouts at 10Mbps. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 4), 0xFFFF);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
        ret_val = e1000_read_kmrn_reg(hw, GG82563_REG(0x34, 9), &reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
        reg_data |= 0x3F;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 9), reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
    /* Check if it is a valid PHY and set PHY mode if necessary. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
    ret_val = e1000_copper_link_preconfig(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
        /* Kumeran registers are written-only */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
        reg_data = E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
        reg_data |= E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
        ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_INB_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
                                       reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
    if (hw->phy_type == e1000_phy_igp ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
        hw->phy_type == e1000_phy_igp_3 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
        hw->phy_type == e1000_phy_igp_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
        ret_val = e1000_copper_link_igp_setup(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
    } else if (hw->phy_type == e1000_phy_m88) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
        ret_val = e1000_copper_link_mgp_setup(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
    } else if (hw->phy_type == e1000_phy_gg82563) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
        ret_val = e1000_copper_link_ggp_setup(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
    if(hw->autoneg) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
        /* Setup autoneg and flow control advertisement
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
          * and perform autonegotiation */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
        ret_val = e1000_copper_link_autoneg(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
        /* PHY will be set to 10H, 10F, 100H,or 100F
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
          * depending on value from forced_speed_duplex. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
        DEBUGOUT("Forcing speed and duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
        ret_val = e1000_phy_force_speed_duplex(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
            DEBUGOUT("Error Forcing Speed and Duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
    /* Check link status. Wait up to 100 microseconds for link to become
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
     * valid.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
    for(i = 0; i < 10; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
        if(phy_data & MII_SR_LINK_STATUS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
            /* Config the MAC and PHY after link is up */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
            ret_val = e1000_copper_link_postconfig(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
            DEBUGOUT("Valid link established!!!\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
            return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
        udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
    DEBUGOUT("Unable to establish link!!!\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
* Configure the MAC-to-PHY interface for 10/100Mbps
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, uint16_t duplex)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
    int32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
    uint32_t tipg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
    uint16_t reg_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
    DEBUGFUNC("e1000_configure_kmrn_for_10_100");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
    reg_data = E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
    ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
                                   reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
    /* Configure Transmit Inter-Packet Gap */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
    tipg = E1000_READ_REG(hw, TIPG);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
    tipg &= ~E1000_TIPG_IPGT_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
    tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_10_100;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
    E1000_WRITE_REG(hw, TIPG, tipg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
    if (duplex == HALF_DUPLEX)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
        reg_data |= GG82563_KMCR_PASS_FALSE_CARRIER;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
    else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
        reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
e1000_configure_kmrn_for_1000(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
    int32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
    uint16_t reg_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
    uint32_t tipg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
    DEBUGFUNC("e1000_configure_kmrn_for_1000");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
    reg_data = E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
    ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
                                   reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
    /* Configure Transmit Inter-Packet Gap */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
    tipg = E1000_READ_REG(hw, TIPG);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
    tipg &= ~E1000_TIPG_IPGT_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
    tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
    E1000_WRITE_REG(hw, TIPG, tipg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
    reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
* Configures PHY autoneg and flow control advertisement settings
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
e1000_phy_setup_autoneg(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
    uint16_t mii_autoneg_adv_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
    uint16_t mii_1000t_ctrl_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
    DEBUGFUNC("e1000_phy_setup_autoneg");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
    /* Read the MII Auto-Neg Advertisement Register (Address 4). */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
    ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
    if (hw->phy_type != e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
        /* Read the MII 1000Base-T Control Register (Address 9). */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
    } else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
        mii_1000t_ctrl_reg=0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
    /* Need to parse both autoneg_advertised and fc and set up
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
     * the appropriate PHY registers.  First we will parse for
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
     * autoneg_advertised software override.  Since we can advertise
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
     * a plethora of combinations, we need to check each bit
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
     * individually.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
    /* First we clear all the 10/100 mb speed bits in the Auto-Neg
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
     * Advertisement Register (Address 4) and the 1000 mb speed bits in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
     * the  1000Base-T Control Register (Address 9).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
    mii_autoneg_adv_reg &= ~REG4_SPEED_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
    mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
    DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
    /* Do we want to advertise 10 Mb Half Duplex? */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
    if(hw->autoneg_advertised & ADVERTISE_10_HALF) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
        DEBUGOUT("Advertise 10mb Half duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
        mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
    /* Do we want to advertise 10 Mb Full Duplex? */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
    if(hw->autoneg_advertised & ADVERTISE_10_FULL) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
        DEBUGOUT("Advertise 10mb Full duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
        mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
    /* Do we want to advertise 100 Mb Half Duplex? */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
    if(hw->autoneg_advertised & ADVERTISE_100_HALF) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
        DEBUGOUT("Advertise 100mb Half duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
        mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
    /* Do we want to advertise 100 Mb Full Duplex? */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
    if(hw->autoneg_advertised & ADVERTISE_100_FULL) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
        DEBUGOUT("Advertise 100mb Full duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
        mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
    /* We do not allow the Phy to advertise 1000 Mb Half Duplex */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
    if(hw->autoneg_advertised & ADVERTISE_1000_HALF) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
        DEBUGOUT("Advertise 1000mb Half duplex requested, request denied!\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
    /* Do we want to advertise 1000 Mb Full Duplex? */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
    if(hw->autoneg_advertised & ADVERTISE_1000_FULL) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
        DEBUGOUT("Advertise 1000mb Full duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
        mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
        if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
            DEBUGOUT("e1000_phy_ife is a 10/100 PHY. Gigabit speed is not supported.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
    /* Check for a software override of the flow control settings, and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
     * setup the PHY advertisement registers accordingly.  If
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
     * auto-negotiation is enabled, then software will have to set the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
     * "PAUSE" bits to the correct value in the Auto-Negotiation
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
     * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-negotiation.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
     *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
     * The possible values of the "fc" parameter are:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
     *      0:  Flow control is completely disabled
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
     *      1:  Rx flow control is enabled (we can receive pause frames
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
     *          but not send pause frames).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
     *      2:  Tx flow control is enabled (we can send pause frames
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
     *          but we do not support receiving pause frames).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
     *      3:  Both Rx and TX flow control (symmetric) are enabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
     *  other:  No software override.  The flow control configuration
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
     *          in the EEPROM is used.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
    switch (hw->fc) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
    case e1000_fc_none: /* 0 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
        /* Flow control (RX & TX) is completely disabled by a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
         * software over-ride.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
        mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
    case e1000_fc_rx_pause: /* 1 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
        /* RX Flow control is enabled, and TX Flow control is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
         * disabled, by a software over-ride.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
        /* Since there really isn't a way to advertise that we are
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
         * capable of RX Pause ONLY, we will advertise that we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
         * support both symmetric and asymmetric RX PAUSE.  Later
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
         * (in e1000_config_fc_after_link_up) we will disable the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
         *hw's ability to send PAUSE frames.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
        mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
    case e1000_fc_tx_pause: /* 2 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
        /* TX Flow control is enabled, and RX Flow control is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
         * disabled, by a software over-ride.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
        mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
        mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
    case e1000_fc_full: /* 3 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
        /* Flow control (both RX and TX) is enabled by a software
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
         * over-ride.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
        mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
        DEBUGOUT("Flow control param set incorrectly\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
        return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
    ret_val = e1000_write_phy_reg(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
    DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
    if (hw->phy_type != e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
        ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
* Force PHY speed and duplex settings to hw->forced_speed_duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
e1000_phy_force_speed_duplex(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
    uint16_t mii_ctrl_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
    uint16_t mii_status_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
    uint16_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
    DEBUGFUNC("e1000_phy_force_speed_duplex");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
    /* Turn off Flow control if we are forcing speed and duplex. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
    hw->fc = e1000_fc_none;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
    DEBUGOUT1("hw->fc = %d\n", hw->fc);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
    /* Read the Device Control Register. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
    /* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
    ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
    ctrl &= ~(DEVICE_SPEED_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
    /* Clear the Auto Speed Detect Enable bit. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
    ctrl &= ~E1000_CTRL_ASDE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
    /* Read the MII Control Register. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
    ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &mii_ctrl_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
    /* We need to disable autoneg in order to force link and duplex. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
    mii_ctrl_reg &= ~MII_CR_AUTO_NEG_EN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
    /* Are we forcing Full or Half Duplex? */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
    if(hw->forced_speed_duplex == e1000_100_full ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
       hw->forced_speed_duplex == e1000_10_full) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
        /* We want to force full duplex so we SET the full duplex bits in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
         * Device and MII Control Registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
        ctrl |= E1000_CTRL_FD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
        mii_ctrl_reg |= MII_CR_FULL_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
        DEBUGOUT("Full Duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
        /* We want to force half duplex so we CLEAR the full duplex bits in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
         * the Device and MII Control Registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
        ctrl &= ~E1000_CTRL_FD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
        mii_ctrl_reg &= ~MII_CR_FULL_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
        DEBUGOUT("Half Duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
    /* Are we forcing 100Mbps??? */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
    if(hw->forced_speed_duplex == e1000_100_full ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
       hw->forced_speed_duplex == e1000_100_half) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
        /* Set the 100Mb bit and turn off the 1000Mb and 10Mb bits. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
        ctrl |= E1000_CTRL_SPD_100;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
        mii_ctrl_reg |= MII_CR_SPEED_100;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
        mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
        DEBUGOUT("Forcing 100mb ");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
        /* Set the 10Mb bit and turn off the 1000Mb and 100Mb bits. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
        ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
        mii_ctrl_reg |= MII_CR_SPEED_10;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
        mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
        DEBUGOUT("Forcing 10mb ");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
    e1000_config_collision_dist(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
    /* Write the configured values back to the Device Control Reg. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
    if ((hw->phy_type == e1000_phy_m88) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
        (hw->phy_type == e1000_phy_gg82563)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
        /* Clear Auto-Crossover to force MDI manually. M88E1000 requires MDI
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
         * forced whenever speed are duplex are forced.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
        phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
        DEBUGOUT1("M88E1000 PSCR: %x \n", phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
        /* Need to reset the PHY or these changes will be ignored */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
        mii_ctrl_reg |= MII_CR_RESET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
    /* Disable MDI-X support for 10/100 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
    } else if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
        ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
        phy_data &= ~IFE_PMC_AUTO_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
        phy_data &= ~IFE_PMC_FORCE_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
        ret_val = e1000_write_phy_reg(hw, IFE_PHY_MDIX_CONTROL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
        /* Clear Auto-Crossover to force MDI manually.  IGP requires MDI
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
         * forced whenever speed or duplex are forced.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
        phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
        phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
    /* Write back the modified PHY MII control register. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
    ret_val = e1000_write_phy_reg(hw, PHY_CTRL, mii_ctrl_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
    udelay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
    /* The wait_autoneg_complete flag may be a little misleading here.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
     * Since we are forcing speed and duplex, Auto-Neg is not enabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
     * But we do want to delay for a period while forcing only so we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
     * don't generate false No Link messages.  So we will wait here
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
     * only if the user has set wait_autoneg_complete to 1, which is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
     * the default.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
    if(hw->wait_autoneg_complete) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
        /* We will wait for autoneg to complete. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
        DEBUGOUT("Waiting for forced speed/duplex link.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
        mii_status_reg = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
        /* We will wait for autoneg to complete or 4.5 seconds to expire. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
        for(i = PHY_FORCE_TIME; i > 0; i--) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
            /* Read the MII Status Register and wait for Auto-Neg Complete bit
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
             * to be set.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
            if(mii_status_reg & MII_SR_LINK_STATUS) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
            msec_delay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
        if((i == 0) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
           ((hw->phy_type == e1000_phy_m88) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
            (hw->phy_type == e1000_phy_gg82563))) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
            /* We didn't get link.  Reset the DSP and wait again for link. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
            ret_val = e1000_phy_reset_dsp(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
            if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
                DEBUGOUT("Error Resetting PHY DSP\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
        /* This loop will early-out if the link condition has been met.  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
        for(i = PHY_FORCE_TIME; i > 0; i--) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
            if(mii_status_reg & MII_SR_LINK_STATUS) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
            msec_delay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
            /* Read the MII Status Register and wait for Auto-Neg Complete bit
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
             * to be set.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
    if (hw->phy_type == e1000_phy_m88) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
        /* Because we reset the PHY above, we need to re-force TX_CLK in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
         * Extended PHY Specific Control Register to 25MHz clock.  This value
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
         * defaults back to a 2.5MHz clock when the PHY is reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
        ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
        phy_data |= M88E1000_EPSCR_TX_CLK_25;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
        ret_val = e1000_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
        /* In addition, because of the s/w reset above, we need to enable CRS on
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
         * TX.  This must be set for both full and half duplex operation.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
        phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
        if((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
           (!hw->autoneg) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
           (hw->forced_speed_duplex == e1000_10_full ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
            hw->forced_speed_duplex == e1000_10_half)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
            ret_val = e1000_polarity_reversal_workaround(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
    } else if (hw->phy_type == e1000_phy_gg82563) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
        /* The TX_CLK of the Extended PHY Specific Control Register defaults
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
         * to 2.5MHz on a reset.  We need to re-force it back to 25MHz, if
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
         * we're not in a forced 10/duplex configuration. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
        phy_data &= ~GG82563_MSCR_TX_CLK_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
        if ((hw->forced_speed_duplex == e1000_10_full) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
            (hw->forced_speed_duplex == e1000_10_half))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
            phy_data |= GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
            phy_data |= GG82563_MSCR_TX_CLK_100MBPS_25MHZ;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
        /* Also due to the reset, we need to enable CRS on Tx. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
        phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
* Sets the collision distance in the Transmit Control register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
* Link should have been established previously. Reads the speed and duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
* information from the Device Status register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
e1000_config_collision_dist(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
    uint32_t tctl, coll_dist;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
    DEBUGFUNC("e1000_config_collision_dist");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
    if (hw->mac_type < e1000_82543)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
        coll_dist = E1000_COLLISION_DISTANCE_82542;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
    else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
        coll_dist = E1000_COLLISION_DISTANCE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
    tctl = E1000_READ_REG(hw, TCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
    tctl &= ~E1000_TCTL_COLD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
    tctl |= coll_dist << E1000_COLD_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
    E1000_WRITE_REG(hw, TCTL, tctl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
* Sets MAC speed and duplex settings to reflect the those in the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
* mii_reg - data to write to the MII control register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
* The contents of the PHY register containing the needed information need to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
* be passed in.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
e1000_config_mac_to_phy(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
    DEBUGFUNC("e1000_config_mac_to_phy");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
    /* 82544 or newer MAC, Auto Speed Detection takes care of
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
    * MAC speed/duplex configuration.*/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
    if (hw->mac_type >= e1000_82544)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
    /* Read the Device Control Register and set the bits to Force Speed
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
     * and Duplex.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
    ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
    ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
    /* Set up duplex in the Device Control and Transmit Control
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
     * registers depending on negotiated values.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
    if(phy_data & M88E1000_PSSR_DPLX)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
        ctrl |= E1000_CTRL_FD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
    else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
        ctrl &= ~E1000_CTRL_FD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
    e1000_config_collision_dist(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
    /* Set up speed in the Device Control register depending on
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
     * negotiated values.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
    if((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
        ctrl |= E1000_CTRL_SPD_1000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
    else if((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_100MBS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
        ctrl |= E1000_CTRL_SPD_100;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
    /* Write the configured values back to the Device Control Reg. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
 * Forces the MAC's flow control settings.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
 * Sets the TFCE and RFCE bits in the device control register to reflect
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
 * the adapter settings. TFCE and RFCE need to be explicitly set by
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
 * software when a Copper PHY is used because autonegotiation is managed
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
 * by the PHY rather than the MAC. Software must also configure these
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
 * bits when link is forced on a fiber connection.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
e1000_force_mac_fc(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
    DEBUGFUNC("e1000_force_mac_fc");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
    /* Get the current configuration of the Device Control Register */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
    /* Because we didn't get link via the internal auto-negotiation
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
     * mechanism (we either forced link or we got link via PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
     * auto-neg), we have to manually enable/disable transmit an
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
     * receive flow control.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
     *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
     * The "Case" statement below enables/disable flow control
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
     * according to the "hw->fc" parameter.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
     *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
     * The possible values of the "fc" parameter are:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
     *      0:  Flow control is completely disabled
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
     *      1:  Rx flow control is enabled (we can receive pause
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
     *          frames but not send pause frames).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
     *      2:  Tx flow control is enabled (we can send pause frames
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
     *          frames but we do not receive pause frames).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
     *      3:  Both Rx and TX flow control (symmetric) is enabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
     *  other:  No other values should be possible at this point.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
    switch (hw->fc) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
    case e1000_fc_none:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
        ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
    case e1000_fc_rx_pause:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
        ctrl &= (~E1000_CTRL_TFCE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
        ctrl |= E1000_CTRL_RFCE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
    case e1000_fc_tx_pause:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
        ctrl &= (~E1000_CTRL_RFCE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
        ctrl |= E1000_CTRL_TFCE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
    case e1000_fc_full:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
        ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
        DEBUGOUT("Flow control param set incorrectly\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
        return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
    /* Disable TX Flow Control for 82542 (rev 2.0) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
    if(hw->mac_type == e1000_82542_rev2_0)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
        ctrl &= (~E1000_CTRL_TFCE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
 * Configures flow control settings after link is established
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
 * Should be called immediately after a valid link has been established.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
 * Forces MAC flow control settings if link was forced. When in MII/GMII mode
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
 * and autonegotiation is enabled, the MAC flow control settings will be set
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
 * based on the flow control negotiated by the PHY. In TBI mode, the TFCE
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
 * and RFCE bits will be automaticaly set to the negotiated flow control mode.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
e1000_config_fc_after_link_up(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
    uint16_t mii_status_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
    uint16_t mii_nway_adv_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
    uint16_t mii_nway_lp_ability_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
    uint16_t speed;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
    uint16_t duplex;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
    DEBUGFUNC("e1000_config_fc_after_link_up");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
    /* Check for the case where we have fiber media and auto-neg failed
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
     * so we had to force link.  In this case, we need to force the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
     * configuration of the MAC to match the "fc" parameter.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
    if(((hw->media_type == e1000_media_type_fiber) && (hw->autoneg_failed)) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
       ((hw->media_type == e1000_media_type_internal_serdes) && (hw->autoneg_failed)) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
       ((hw->media_type == e1000_media_type_copper) && (!hw->autoneg))) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
        ret_val = e1000_force_mac_fc(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
            DEBUGOUT("Error forcing flow control settings\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
    /* Check for the case where we have copper media and auto-neg is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
     * enabled.  In this case, we need to check and see if Auto-Neg
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
     * has completed, and if so, how the PHY and link partner has
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
     * flow control configured.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
    if((hw->media_type == e1000_media_type_copper) && hw->autoneg) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
        /* Read the MII Status Register and check to see if AutoNeg
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
         * has completed.  We read this twice because this reg has
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
         * some "sticky" (latched) bits.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
        if(mii_status_reg & MII_SR_AUTONEG_COMPLETE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
            /* The AutoNeg process has completed, so we now need to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
             * read both the Auto Negotiation Advertisement Register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
             * (Address 4) and the Auto_Negotiation Base Page Ability
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
             * Register (Address 5) to determine how flow control was
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
             * negotiated.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
            ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
                                         &mii_nway_adv_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
            ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
                                         &mii_nway_lp_ability_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
            /* Two bits in the Auto Negotiation Advertisement Register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
             * (Address 4) and two bits in the Auto Negotiation Base
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
             * Page Ability Register (Address 5) determine flow control
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
             * for both the PHY and the link partner.  The following
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
             * table, taken out of the IEEE 802.3ab/D6.0 dated March 25,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
             * 1999, describes these PAUSE resolution bits and how flow
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
             * control is determined based upon these settings.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
             * NOTE:  DC = Don't Care
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
             *   LOCAL DEVICE  |   LINK PARTNER
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
             *-------|---------|-------|---------|--------------------
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
             *   0   |    0    |  DC   |   DC    | e1000_fc_none
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
             *   0   |    1    |   0   |   DC    | e1000_fc_none
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
             *   0   |    1    |   1   |    0    | e1000_fc_none
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
             *   0   |    1    |   1   |    1    | e1000_fc_tx_pause
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
             *   1   |    0    |   0   |   DC    | e1000_fc_none
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
             *   1   |   DC    |   1   |   DC    | e1000_fc_full
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
             *   1   |    1    |   0   |    0    | e1000_fc_none
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
             *   1   |    1    |   0   |    1    | e1000_fc_rx_pause
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
            /* Are both PAUSE bits set to 1?  If so, this implies
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
             * Symmetric Flow Control is enabled at both ends.  The
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
             * ASM_DIR bits are irrelevant per the spec.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
             * For Symmetric Flow Control:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
             *   LOCAL DEVICE  |   LINK PARTNER
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
             *-------|---------|-------|---------|--------------------
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
             *   1   |   DC    |   1   |   DC    | e1000_fc_full
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
            if((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
               (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
                /* Now we need to check if the user selected RX ONLY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
                 * of pause frames.  In this case, we had to advertise
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
                 * FULL flow control because we could not advertise RX
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
                 * ONLY. Hence, we must now check to see if we need to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
                 * turn OFF  the TRANSMISSION of PAUSE frames.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
                 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
                if(hw->original_fc == e1000_fc_full) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
                    hw->fc = e1000_fc_full;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
                    DEBUGOUT("Flow Control = FULL.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
                } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
                    hw->fc = e1000_fc_rx_pause;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
                    DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
            /* For receiving PAUSE frames ONLY.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
             *   LOCAL DEVICE  |   LINK PARTNER
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
             *-------|---------|-------|---------|--------------------
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
             *   0   |    1    |   1   |    1    | e1000_fc_tx_pause
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
            else if(!(mii_nway_adv_reg & NWAY_AR_PAUSE) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
                    (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
                    (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
                    (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
                hw->fc = e1000_fc_tx_pause;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
                DEBUGOUT("Flow Control = TX PAUSE frames only.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
            /* For transmitting PAUSE frames ONLY.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
             *   LOCAL DEVICE  |   LINK PARTNER
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
             *-------|---------|-------|---------|--------------------
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
             *   1   |    1    |   0   |    1    | e1000_fc_rx_pause
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
             *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
            else if((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
                    (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
                    !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
                    (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
                hw->fc = e1000_fc_rx_pause;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
                DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
            /* Per the IEEE spec, at this point flow control should be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
             * disabled.  However, we want to consider that we could
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
             * be connected to a legacy switch that doesn't advertise
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
             * desired flow control, but can be forced on the link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
             * partner.  So if we advertised no flow control, that is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
             * what we will resolve to.  If we advertised some kind of
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
             * receive capability (Rx Pause Only or Full Flow Control)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
             * and the link partner advertised none, we will configure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
             * ourselves to enable Rx Flow Control only.  We can do
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
             * this safely for two reasons:  If the link partner really
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
             * didn't want flow control enabled, and we enable Rx, no
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
             * harm done since we won't be receiving any PAUSE frames
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
             * anyway.  If the intent on the link partner was to have
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
             * flow control enabled, then by us enabling RX only, we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
             * can at least receive pause frames and process them.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
             * This is a good idea because in most cases, since we are
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
             * predominantly a server NIC, more times than not we will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
             * be asked to delay transmission of packets than asking
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
             * our link partner to pause transmission of frames.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
            else if((hw->original_fc == e1000_fc_none ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
                     hw->original_fc == e1000_fc_tx_pause) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
                    hw->fc_strict_ieee) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
                hw->fc = e1000_fc_none;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
                DEBUGOUT("Flow Control = NONE.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
                hw->fc = e1000_fc_rx_pause;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
                DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
            /* Now we need to do one last check...  If we auto-
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
             * negotiated to HALF DUPLEX, flow control should not be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
             * enabled per IEEE 802.3 spec.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
            ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
            if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
                DEBUGOUT("Error getting link speed and duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
            if(duplex == HALF_DUPLEX)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
                hw->fc = e1000_fc_none;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
            /* Now we call a subroutine to actually force the MAC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
             * controller to use the correct flow control settings.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
            ret_val = e1000_force_mac_fc(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
            if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
                DEBUGOUT("Error forcing flow control settings\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
            DEBUGOUT("Copper PHY and Auto Neg has not completed.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
 * Checks to see if the link status of the hardware has changed.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
 * Called by any function that needs to check the link status of the adapter.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
e1000_check_for_link(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
    uint32_t rxcw = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
    uint32_t status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
    uint32_t rctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
    uint32_t icr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
    uint32_t signal = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
    DEBUGFUNC("e1000_check_for_link");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
    status = E1000_READ_REG(hw, STATUS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
    /* On adapters with a MAC newer than 82544, SW Defineable pin 1 will be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
     * set when the optics detect a signal. On older adapters, it will be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
     * cleared when there is a signal.  This applies to fiber media only.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
    if((hw->media_type == e1000_media_type_fiber) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
       (hw->media_type == e1000_media_type_internal_serdes)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
        rxcw = E1000_READ_REG(hw, RXCW);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
        if(hw->media_type == e1000_media_type_fiber) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
            signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
            if(status & E1000_STATUS_LU)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
                hw->get_link_status = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
    /* If we have a copper PHY then we only want to go out to the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
     * registers to see if Auto-Neg has completed and/or if our link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
     * status has changed.  The get_link_status flag will be set if we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
     * receive a Link Status Change interrupt or we have Rx Sequence
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
     * Errors.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
    if((hw->media_type == e1000_media_type_copper) && hw->get_link_status) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
        /* First we want to see if the MII Status Register reports
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
         * link.  If so, then we want to get the current speed/duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
         * of the PHY.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
         * Read the register twice since the link bit is sticky.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
        if(phy_data & MII_SR_LINK_STATUS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
            hw->get_link_status = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
            /* Check if there was DownShift, must be checked immediately after
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
             * link-up */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
            e1000_check_downshift(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
            /* If we are on 82544 or 82543 silicon and speed/duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
             * are forced to 10H or 10F, then we will implement the polarity
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
             * reversal workaround.  We disable interrupts first, and upon
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
             * returning, place the devices interrupt state to its previous
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
             * value except for the link status change interrupt which will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
             * happen due to the execution of this workaround.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
            if((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
               (!hw->autoneg) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
               (hw->forced_speed_duplex == e1000_10_full ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
                hw->forced_speed_duplex == e1000_10_half)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
                E1000_WRITE_REG(hw, IMC, 0xffffffff);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
                ret_val = e1000_polarity_reversal_workaround(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
                icr = E1000_READ_REG(hw, ICR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
                E1000_WRITE_REG(hw, ICS, (icr & ~E1000_ICS_LSC));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
                E1000_WRITE_REG(hw, IMS, IMS_ENABLE_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
            /* No link detected */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
            e1000_config_dsp_after_link_change(hw, FALSE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
            return 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
        /* If we are forcing speed/duplex, then we simply return since
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
         * we have already determined whether we have link or not.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
        if(!hw->autoneg) return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
        /* optimize the dsp settings for the igp phy */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
        e1000_config_dsp_after_link_change(hw, TRUE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
        /* We have a M88E1000 PHY and Auto-Neg is enabled.  If we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
         * have Si on board that is 82544 or newer, Auto
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
         * Speed Detection takes care of MAC speed/duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
         * configuration.  So we only need to configure Collision
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
         * Distance in the MAC.  Otherwise, we need to force
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
         * speed/duplex on the MAC to the current PHY speed/duplex
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
         * settings.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
        if(hw->mac_type >= e1000_82544)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
            e1000_config_collision_dist(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
        else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
            ret_val = e1000_config_mac_to_phy(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
            if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
                DEBUGOUT("Error configuring MAC to PHY settings\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
        /* Configure Flow Control now that Auto-Neg has completed. First, we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
         * need to restore the desired flow control settings because we may
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
         * have had to re-autoneg with a different link partner.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
        ret_val = e1000_config_fc_after_link_up(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
            DEBUGOUT("Error configuring flow control\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
        /* At this point we know that we are on copper and we have
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
         * auto-negotiated link.  These are conditions for checking the link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
         * partner capability register.  We use the link speed to determine if
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
         * TBI compatibility needs to be turned on or off.  If the link is not
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
         * at gigabit speed, then TBI compatibility is not needed.  If we are
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
         * at gigabit speed, we turn on TBI compatibility.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
        if(hw->tbi_compatibility_en) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
            uint16_t speed, duplex;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
            ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
            if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
                DEBUGOUT("Error getting link speed and duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
            if (speed != SPEED_1000) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
                /* If link speed is not set to gigabit speed, we do not need
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
                 * to enable TBI compatibility.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
                 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
                if(hw->tbi_compatibility_on) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
                    /* If we previously were in the mode, turn it off. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
                    rctl = E1000_READ_REG(hw, RCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
                    rctl &= ~E1000_RCTL_SBP;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
                    E1000_WRITE_REG(hw, RCTL, rctl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
                    hw->tbi_compatibility_on = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
                /* If TBI compatibility is was previously off, turn it on. For
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
                 * compatibility with a TBI link partner, we will store bad
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
                 * packets. Some frames have an additional byte on the end and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
                 * will look like CRC errors to to the hardware.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
                 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
                if(!hw->tbi_compatibility_on) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
                    hw->tbi_compatibility_on = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
                    rctl = E1000_READ_REG(hw, RCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
                    rctl |= E1000_RCTL_SBP;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
                    E1000_WRITE_REG(hw, RCTL, rctl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
    /* If we don't have link (auto-negotiation failed or link partner cannot
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
     * auto-negotiate), the cable is plugged in (we have signal), and our
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
     * link partner is not trying to auto-negotiate with us (we are receiving
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
     * idles or data), we need to force link up. We also need to give
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
     * auto-negotiation time to complete, in case the cable was just plugged
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
     * in. The autoneg_failed flag does this.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
    else if((((hw->media_type == e1000_media_type_fiber) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
              ((ctrl & E1000_CTRL_SWDPIN1) == signal)) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
             (hw->media_type == e1000_media_type_internal_serdes)) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
            (!(status & E1000_STATUS_LU)) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
            (!(rxcw & E1000_RXCW_C))) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
        if(hw->autoneg_failed == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
            hw->autoneg_failed = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
            return 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
        DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
        /* Disable auto-negotiation in the TXCW register */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
        E1000_WRITE_REG(hw, TXCW, (hw->txcw & ~E1000_TXCW_ANE));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
        /* Force link-up and also force full-duplex. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
        ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
        ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
        E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
        /* Configure Flow Control after forcing link up. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
        ret_val = e1000_config_fc_after_link_up(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
            DEBUGOUT("Error configuring flow control\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
    /* If we are forcing link and we are receiving /C/ ordered sets, re-enable
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
     * auto-negotiation in the TXCW register and disable forced link in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
     * Device Control register in an attempt to auto-negotiate with our link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
     * partner.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
    else if(((hw->media_type == e1000_media_type_fiber) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
             (hw->media_type == e1000_media_type_internal_serdes)) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
            (ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
        DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
        E1000_WRITE_REG(hw, TXCW, hw->txcw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
        E1000_WRITE_REG(hw, CTRL, (ctrl & ~E1000_CTRL_SLU));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
        hw->serdes_link_down = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
    /* If we force link for non-auto-negotiation switch, check link status
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
     * based on MAC synchronization for internal serdes media type.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
    else if((hw->media_type == e1000_media_type_internal_serdes) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
            !(E1000_TXCW_ANE & E1000_READ_REG(hw, TXCW))) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
        /* SYNCH bit and IV bit are sticky. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
        udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
        if(E1000_RXCW_SYNCH & E1000_READ_REG(hw, RXCW)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
            if(!(rxcw & E1000_RXCW_IV)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
                hw->serdes_link_down = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
                DEBUGOUT("SERDES: Link is up.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
            hw->serdes_link_down = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
            DEBUGOUT("SERDES: Link is down.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
    if((hw->media_type == e1000_media_type_internal_serdes) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
       (E1000_TXCW_ANE & E1000_READ_REG(hw, TXCW))) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
        hw->serdes_link_down = !(E1000_STATUS_LU & E1000_READ_REG(hw, STATUS));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
 * Detects the current speed and duplex settings of the hardware.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
 * speed - Speed of the connection
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
 * duplex - Duplex setting of the connection
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
e1000_get_speed_and_duplex(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
                           uint16_t *speed,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
                           uint16_t *duplex)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
    uint32_t status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
    DEBUGFUNC("e1000_get_speed_and_duplex");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
    if(hw->mac_type >= e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
        status = E1000_READ_REG(hw, STATUS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
        if(status & E1000_STATUS_SPEED_1000) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
            *speed = SPEED_1000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
            DEBUGOUT("1000 Mbs, ");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
        } else if(status & E1000_STATUS_SPEED_100) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
            *speed = SPEED_100;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
            DEBUGOUT("100 Mbs, ");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
            *speed = SPEED_10;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
            DEBUGOUT("10 Mbs, ");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
        if(status & E1000_STATUS_FD) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
            *duplex = FULL_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
            DEBUGOUT("Full Duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
            *duplex = HALF_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
            DEBUGOUT(" Half Duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
        DEBUGOUT("1000 Mbs, Full Duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
        *speed = SPEED_1000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
        *duplex = FULL_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
    /* IGP01 PHY may advertise full duplex operation after speed downgrade even
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
     * if it is operating at half duplex.  Here we set the duplex settings to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
     * match the duplex in the link partner's capabilities.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
    if(hw->phy_type == e1000_phy_igp && hw->speed_downgraded) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
        ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_EXP, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
        if(!(phy_data & NWAY_ER_LP_NWAY_CAPS))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
            *duplex = HALF_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
        else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
            ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
            if((*speed == SPEED_100 && !(phy_data & NWAY_LPAR_100TX_FD_CAPS)) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
               (*speed == SPEED_10 && !(phy_data & NWAY_LPAR_10T_FD_CAPS)))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
                *duplex = HALF_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
    if ((hw->mac_type == e1000_80003es2lan) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
        (hw->media_type == e1000_media_type_copper)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
        if (*speed == SPEED_1000)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
            ret_val = e1000_configure_kmrn_for_1000(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
            ret_val = e1000_configure_kmrn_for_10_100(hw, *duplex);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
    if ((hw->phy_type == e1000_phy_igp_3) && (*speed == SPEED_1000)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
        ret_val = e1000_kumeran_lock_loss_workaround(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
* Blocks until autoneg completes or times out (~4.5 seconds)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
e1000_wait_autoneg(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
    uint16_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
    DEBUGFUNC("e1000_wait_autoneg");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
    DEBUGOUT("Waiting for Auto-Neg to complete.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
    /* We will wait for autoneg to complete or 4.5 seconds to expire. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
    for(i = PHY_AUTO_NEG_TIME; i > 0; i--) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
        /* Read the MII Status Register and wait for Auto-Neg
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
         * Complete bit to be set.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
        if(phy_data & MII_SR_AUTONEG_COMPLETE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
            return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
        msec_delay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
* Raises the Management Data Clock
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
* ctrl - Device control register's current value
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
e1000_raise_mdi_clk(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
                    uint32_t *ctrl)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
    /* Raise the clock input to the Management Data Clock (by setting the MDC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
     * bit), and then delay 10 microseconds.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
    E1000_WRITE_REG(hw, CTRL, (*ctrl | E1000_CTRL_MDC));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
    udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
* Lowers the Management Data Clock
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
* ctrl - Device control register's current value
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
e1000_lower_mdi_clk(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
                    uint32_t *ctrl)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
    /* Lower the clock input to the Management Data Clock (by clearing the MDC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
     * bit), and then delay 10 microseconds.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
    E1000_WRITE_REG(hw, CTRL, (*ctrl & ~E1000_CTRL_MDC));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
    udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
* Shifts data bits out to the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
* data - Data to send out to the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
* count - Number of bits to shift out
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
* Bits are shifted out in MSB to LSB order.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
e1000_shift_out_mdi_bits(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
                         uint32_t data,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
                         uint16_t count)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
    uint32_t mask;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
    /* We need to shift "count" number of bits out to the PHY. So, the value
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
     * in the "data" parameter will be shifted out to the PHY one bit at a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
     * time. In order to do this, "data" must be broken down into bits.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
    mask = 0x01;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
    mask <<= (count - 1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
    /* Set MDIO_DIR and MDC_DIR direction bits to be used as output pins. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
    ctrl |= (E1000_CTRL_MDIO_DIR | E1000_CTRL_MDC_DIR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
    while(mask) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
        /* A "1" is shifted out to the PHY by setting the MDIO bit to "1" and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
         * then raising and lowering the Management Data Clock. A "0" is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
         * shifted out to the PHY by setting the MDIO bit to "0" and then
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
         * raising and lowering the clock.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
        if(data & mask) ctrl |= E1000_CTRL_MDIO;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
        else ctrl &= ~E1000_CTRL_MDIO;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
        E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
        udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
        e1000_raise_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
        e1000_lower_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
        mask = mask >> 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
* Shifts data bits in from the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
* Bits are shifted in in MSB to LSB order.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
static uint16_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
e1000_shift_in_mdi_bits(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
    uint16_t data = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
    uint8_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
    /* In order to read a register from the PHY, we need to shift in a total
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
     * of 18 bits from the PHY. The first two bit (turnaround) times are used
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
     * to avoid contention on the MDIO pin when a read operation is performed.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
     * These two bits are ignored by us and thrown away. Bits are "shifted in"
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
     * by raising the input to the Management Data Clock (setting the MDC bit),
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
     * and then reading the value of the MDIO bit.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
    /* Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as input. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
    ctrl &= ~E1000_CTRL_MDIO_DIR;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
    ctrl &= ~E1000_CTRL_MDIO;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
    /* Raise and Lower the clock before reading in the data. This accounts for
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
     * the turnaround bits. The first clock occurred when we clocked out the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
     * last bit of the Register Address.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
    e1000_raise_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
    e1000_lower_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
    for(data = 0, i = 0; i < 16; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
        data = data << 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
        e1000_raise_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
        ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
        /* Check to see if we shifted in a "1". */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
        if(ctrl & E1000_CTRL_MDIO) data |= 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
        e1000_lower_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
    e1000_raise_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
    e1000_lower_mdi_clk(hw, &ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
    return data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
    uint32_t swfw_sync = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
    uint32_t swmask = mask;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
    uint32_t fwmask = mask << 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
    int32_t timeout = 200;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
    DEBUGFUNC("e1000_swfw_sync_acquire");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
    if (hw->swfwhw_semaphore_present)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
        return e1000_get_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
    if (!hw->swfw_sync_present)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
        return e1000_get_hw_eeprom_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
    while(timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
            if (e1000_get_hw_eeprom_semaphore(hw))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
                return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
            swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
            if (!(swfw_sync & (fwmask | swmask))) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
            /* firmware currently using resource (fwmask) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
            /* or other software thread currently using resource (swmask) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
            e1000_put_hw_eeprom_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
            msec_delay_irq(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
            timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
    if (!timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
        DEBUGOUT("Driver can't access resource, SW_FW_SYNC timeout.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
        return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
    swfw_sync |= swmask;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
    E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
    e1000_put_hw_eeprom_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
e1000_swfw_sync_release(struct e1000_hw *hw, uint16_t mask)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
    uint32_t swfw_sync;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
    uint32_t swmask = mask;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
    DEBUGFUNC("e1000_swfw_sync_release");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
    if (hw->swfwhw_semaphore_present) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
        e1000_release_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
    if (!hw->swfw_sync_present) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
        e1000_put_hw_eeprom_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
    /* if (e1000_get_hw_eeprom_semaphore(hw))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
     *    return -E1000_ERR_SWFW_SYNC; */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
    while (e1000_get_hw_eeprom_semaphore(hw) != E1000_SUCCESS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
        /* empty */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
    swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
    swfw_sync &= ~swmask;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
    E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
    e1000_put_hw_eeprom_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
* Reads the value from a PHY register, if the value is on a specific non zero
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
* page, sets the page first.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
* reg_addr - address of the PHY register to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
e1000_read_phy_reg(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
                   uint32_t reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
                   uint16_t *phy_data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
    uint32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
    uint16_t swfw;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
    DEBUGFUNC("e1000_read_phy_reg");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
    if ((hw->mac_type == e1000_80003es2lan) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
        swfw = E1000_SWFW_PHY1_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
        swfw = E1000_SWFW_PHY0_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
    if (e1000_swfw_sync_acquire(hw, swfw))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
        return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
    if ((hw->phy_type == e1000_phy_igp ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
        hw->phy_type == e1000_phy_igp_3 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
        hw->phy_type == e1000_phy_igp_2) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
       (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
        ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
                                         (uint16_t)reg_addr);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
            e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
    } else if (hw->phy_type == e1000_phy_gg82563) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
        if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
            (hw->mac_type == e1000_80003es2lan)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
            /* Select Configuration Page */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
            if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
                ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
                          (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
                /* Use Alternative Page Select register to access
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
                 * registers 30 and 31
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
                 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
                ret_val = e1000_write_phy_reg_ex(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
                                                 GG82563_PHY_PAGE_SELECT_ALT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
                          (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
            if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
                e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
    ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
                                    phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
    e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
e1000_read_phy_reg_ex(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
                      uint32_t reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
                      uint16_t *phy_data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
    uint32_t mdic = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
    const uint32_t phy_addr = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
    DEBUGFUNC("e1000_read_phy_reg_ex");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
    if(reg_addr > MAX_PHY_REG_ADDRESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
        DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
        return -E1000_ERR_PARAM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
    if(hw->mac_type > e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
        /* Set up Op-code, Phy Address, and register address in the MDI
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
         * Control register.  The MAC will take care of interfacing with the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
         * PHY to retrieve the desired data.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
        mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
                (phy_addr << E1000_MDIC_PHY_SHIFT) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
                (E1000_MDIC_OP_READ));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
        E1000_WRITE_REG(hw, MDIC, mdic);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
        /* Poll the ready bit to see if the MDI read completed */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
        for(i = 0; i < 64; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
            udelay(50);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
            mdic = E1000_READ_REG(hw, MDIC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
            if(mdic & E1000_MDIC_READY) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
        if(!(mdic & E1000_MDIC_READY)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
            DEBUGOUT("MDI Read did not complete\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
            return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
        if(mdic & E1000_MDIC_ERROR) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
            DEBUGOUT("MDI Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
            return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
        *phy_data = (uint16_t) mdic;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
        /* We must first send a preamble through the MDIO pin to signal the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
         * beginning of an MII instruction.  This is done by sending 32
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
         * consecutive "1" bits.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
        e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
        /* Now combine the next few fields that are required for a read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
         * operation.  We use this method instead of calling the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
         * e1000_shift_out_mdi_bits routine five different times. The format of
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
         * a MII read instruction consists of a shift out of 14 bits and is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
         * defined as follows:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
         *    <Preamble><SOF><Op Code><Phy Addr><Reg Addr>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
         * followed by a shift in of 18 bits.  This first two bits shifted in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
         * are TurnAround bits used to avoid contention on the MDIO pin when a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
         * READ operation is performed.  These two bits are thrown away
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
         * followed by a shift in of 16 bits which contains the desired data.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
        mdic = ((reg_addr) | (phy_addr << 5) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
                (PHY_OP_READ << 10) | (PHY_SOF << 12));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
        e1000_shift_out_mdi_bits(hw, mdic, 14);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
        /* Now that we've shifted out the read command to the MII, we need to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
         * "shift in" the 16-bit value (18 total bits) of the requested PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
         * register address.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
        *phy_data = e1000_shift_in_mdi_bits(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
* Writes a value to a PHY register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
* reg_addr - address of the PHY register to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
* data - data to write to the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
e1000_write_phy_reg(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
                    uint32_t reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
                    uint16_t phy_data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
    uint32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
    uint16_t swfw;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
    DEBUGFUNC("e1000_write_phy_reg");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
    if ((hw->mac_type == e1000_80003es2lan) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
        swfw = E1000_SWFW_PHY1_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
        swfw = E1000_SWFW_PHY0_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
    if (e1000_swfw_sync_acquire(hw, swfw))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
        return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
    if ((hw->phy_type == e1000_phy_igp ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
        hw->phy_type == e1000_phy_igp_3 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
        hw->phy_type == e1000_phy_igp_2) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
       (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
        ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
                                         (uint16_t)reg_addr);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
            e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
    } else if (hw->phy_type == e1000_phy_gg82563) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
        if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
            (hw->mac_type == e1000_80003es2lan)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
            /* Select Configuration Page */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
            if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
                ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
                          (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
                /* Use Alternative Page Select register to access
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
                 * registers 30 and 31
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
                 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
                ret_val = e1000_write_phy_reg_ex(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
                                                 GG82563_PHY_PAGE_SELECT_ALT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
                          (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
            if (ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
                e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
    ret_val = e1000_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
                                     phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
    e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
e1000_write_phy_reg_ex(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
                    uint32_t reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
                    uint16_t phy_data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
    uint32_t mdic = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
    const uint32_t phy_addr = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
    DEBUGFUNC("e1000_write_phy_reg_ex");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
    if(reg_addr > MAX_PHY_REG_ADDRESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
        DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
        return -E1000_ERR_PARAM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
    if(hw->mac_type > e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
        /* Set up Op-code, Phy Address, register address, and data intended
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
         * for the PHY register in the MDI Control register.  The MAC will take
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
         * care of interfacing with the PHY to send the desired data.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
        mdic = (((uint32_t) phy_data) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
                (reg_addr << E1000_MDIC_REG_SHIFT) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
                (phy_addr << E1000_MDIC_PHY_SHIFT) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
                (E1000_MDIC_OP_WRITE));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
        E1000_WRITE_REG(hw, MDIC, mdic);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
        /* Poll the ready bit to see if the MDI read completed */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
        for(i = 0; i < 640; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
            udelay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
            mdic = E1000_READ_REG(hw, MDIC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
            if(mdic & E1000_MDIC_READY) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
        if(!(mdic & E1000_MDIC_READY)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
            DEBUGOUT("MDI Write did not complete\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
            return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
        /* We'll need to use the SW defined pins to shift the write command
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
         * out to the PHY. We first send a preamble to the PHY to signal the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
         * beginning of the MII instruction.  This is done by sending 32
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
         * consecutive "1" bits.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
        e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
        /* Now combine the remaining required fields that will indicate a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
         * write operation. We use this method instead of calling the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
         * e1000_shift_out_mdi_bits routine for each field in the command. The
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
         * format of a MII write instruction is as follows:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
         * <Preamble><SOF><Op Code><Phy Addr><Reg Addr><Turnaround><Data>.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
        mdic = ((PHY_TURNAROUND) | (reg_addr << 2) | (phy_addr << 7) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
                (PHY_OP_WRITE << 12) | (PHY_SOF << 14));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
        mdic <<= 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
        mdic |= (uint32_t) phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
        e1000_shift_out_mdi_bits(hw, mdic, 32);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
e1000_read_kmrn_reg(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
                    uint32_t reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
                    uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
    uint32_t reg_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
    uint16_t swfw;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
    DEBUGFUNC("e1000_read_kmrn_reg");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
    if ((hw->mac_type == e1000_80003es2lan) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
        swfw = E1000_SWFW_PHY1_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
        swfw = E1000_SWFW_PHY0_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
    if (e1000_swfw_sync_acquire(hw, swfw))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
        return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
    /* Write register address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
    reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
              E1000_KUMCTRLSTA_OFFSET) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
              E1000_KUMCTRLSTA_REN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
    E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
    udelay(2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
    /* Read the data returned */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
    reg_val = E1000_READ_REG(hw, KUMCTRLSTA);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
    *data = (uint16_t)reg_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
    e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
e1000_write_kmrn_reg(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
                     uint32_t reg_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
                     uint16_t data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
    uint32_t reg_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
    uint16_t swfw;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
    DEBUGFUNC("e1000_write_kmrn_reg");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
    if ((hw->mac_type == e1000_80003es2lan) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
        swfw = E1000_SWFW_PHY1_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
        swfw = E1000_SWFW_PHY0_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
    if (e1000_swfw_sync_acquire(hw, swfw))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
        return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3656
    reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
              E1000_KUMCTRLSTA_OFFSET) | data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
    E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
    udelay(2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
    e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
* Returns the PHY to the power-on reset state
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3670
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3671
e1000_phy_hw_reset(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
    uint32_t ctrl, ctrl_ext;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
    uint32_t led_ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
    uint16_t swfw;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
    DEBUGFUNC("e1000_phy_hw_reset");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
    /* In the case of the phy reset being blocked, it's not an error, we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
     * simply return success without performing the reset. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
    ret_val = e1000_check_phy_reset_block(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
    DEBUGOUT("Resetting Phy...\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
    if(hw->mac_type > e1000_82543) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
        if ((hw->mac_type == e1000_80003es2lan) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
            (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
            swfw = E1000_SWFW_PHY1_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
            swfw = E1000_SWFW_PHY0_SM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
        if (e1000_swfw_sync_acquire(hw, swfw)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
            e1000_release_software_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
            return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
        /* Read the device control register and assert the E1000_CTRL_PHY_RST
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
         * bit. Then, take it out of reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
         * For pre-e1000_82571 hardware, we delay for 10ms between the assert
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
         * and deassert.  For e1000_82571 hardware and later, we instead delay
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
         * for 50us between and 10ms after the deassertion.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
        ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
        E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PHY_RST);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
        if (hw->mac_type < e1000_82571)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
            msec_delay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
            udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
        E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
        if (hw->mac_type >= e1000_82571)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
            msec_delay_irq(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
        e1000_swfw_sync_release(hw, swfw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
        /* Read the Extended Device Control Register, assert the PHY_RESET_DIR
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
         * bit to put the PHY into reset. Then, take it out of reset.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
        ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
        ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
        msec_delay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
        ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
    udelay(150);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
    if((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
        /* Configure activity LED after PHY reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
        led_ctrl = E1000_READ_REG(hw, LEDCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
        led_ctrl &= IGP_ACTIVITY_LED_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
        led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
        E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
    /* Wait for FW to finish PHY configuration. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
    ret_val = e1000_get_phy_cfg_done(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
    e1000_release_software_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
        if ((hw->mac_type == e1000_ich8lan) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
            (hw->phy_type == e1000_phy_igp_3)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
            ret_val = e1000_init_lcd_from_nvm(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
* Resets the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
* Sets bit 15 of the MII Control regiser
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
e1000_phy_reset(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
    DEBUGFUNC("e1000_phy_reset");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
    /* In the case of the phy reset being blocked, it's not an error, we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
     * simply return success without performing the reset. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
    ret_val = e1000_check_phy_reset_block(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
    case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
        ret_val = e1000_phy_hw_reset(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
        ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
        phy_data |= MII_CR_RESET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
        ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
        udelay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
    if(hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
        e1000_phy_init_script(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
* Work-around for 82566 power-down: on D3 entry-
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
* 1) disable gigabit link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
* 2) write VR power-down enable
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
* 3) read it back
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
* if successful continue, else issue LCD reset and repeat
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
* hw - struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
e1000_phy_powerdown_workaround(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
    int32_t reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3821
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3822
    int32_t retry = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3823
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3824
    DEBUGFUNC("e1000_phy_powerdown_workaround");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3825
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3826
    if (hw->phy_type != e1000_phy_igp_3)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3827
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3828
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3829
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3830
        /* Disable link */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3831
        reg = E1000_READ_REG(hw, PHY_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3832
        E1000_WRITE_REG(hw, PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3833
                        E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3834
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3835
        /* Write VR power-down enable */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3836
        e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3837
        e1000_write_phy_reg(hw, IGP3_VR_CTRL, phy_data |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3838
                            IGP3_VR_CTRL_MODE_SHUT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
        /* Read it back and test */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
        e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
        if ((phy_data & IGP3_VR_CTRL_MODE_SHUT) || retry)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
        /* Issue PHY reset and repeat at most one more time */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
        reg = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
        E1000_WRITE_REG(hw, CTRL, reg | E1000_CTRL_PHY_RST);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
        retry++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
    } while (retry);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
    return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3854
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3855
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3856
* Work-around for 82566 Kumeran PCS lock loss:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3857
* On link status change (i.e. PCI reset, speed change) and link is up and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3858
* speed is gigabit-
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
* 0) if workaround is optionally disabled do nothing
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3860
* 1) wait 1ms for Kumeran link to come up
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
* 2) check Kumeran Diagnostic register PCS lock loss bit
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3862
* 3) if not set the link is locked (all is good), otherwise...
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3863
* 4) reset the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3864
* 5) repeat up to 10 times
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3865
* Note: this is only called for IGP3 copper when speed is 1gb.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3866
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3867
* hw - struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3869
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3870
e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3872
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3873
    int32_t reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3874
    int32_t cnt;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3875
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3876
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3877
    if (hw->kmrn_lock_loss_workaround_disabled)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3878
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3879
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3880
    /* Make sure link is up before proceeding. If not just return.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3881
     * Attempting this while link is negotiating fouls up link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3882
     * stability */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3883
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3884
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3885
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3886
    if (phy_data & MII_SR_LINK_STATUS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3887
        for (cnt = 0; cnt < 10; cnt++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3888
            /* read once to clear */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3889
            ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3890
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3891
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3892
            /* and again to get new status */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3893
            ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3894
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3895
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3896
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3897
            /* check for PCS lock */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3898
            if (!(phy_data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3899
                return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3900
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3901
            /* Issue PHY reset */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
            e1000_phy_hw_reset(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3903
            msec_delay_irq(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
        /* Disable GigE link negotiation */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3906
        reg = E1000_READ_REG(hw, PHY_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3907
        E1000_WRITE_REG(hw, PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3908
                        E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3909
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3910
        /* unable to acquire PCS lock */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3911
        return E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3912
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3913
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3915
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
* Probes the expected PHY address for known PHY IDs
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
e1000_detect_gig_phy(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
    int32_t phy_init_status, ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
    uint16_t phy_id_high, phy_id_low;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
    boolean_t match = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
    DEBUGFUNC("e1000_detect_gig_phy");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
    /* The 82571 firmware may still be configuring the PHY.  In this
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
     * case, we cannot access the PHY until the configuration is done.  So
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
     * we explicitly set the PHY values. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
    if (hw->mac_type == e1000_82571 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
        hw->mac_type == e1000_82572) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
        hw->phy_id = IGP01E1000_I_PHY_ID;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
        hw->phy_type = e1000_phy_igp_2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
    /* ESB-2 PHY reads require e1000_phy_gg82563 to be set because of a work-
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
     * around that forces PHY page 0 to be set or the reads fail.  The rest of
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
     * the code in this routine uses e1000_read_phy_reg to read the PHY ID.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
     * So for ESB-2 we need to have this set so our reads won't fail.  If the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
     * attached PHY is not a e1000_phy_gg82563, the routines below will figure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
     * this out as well. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
    if (hw->mac_type == e1000_80003es2lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3948
        hw->phy_type = e1000_phy_gg82563;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
    /* Read the PHY ID Registers to identify which PHY is onboard. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
    ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3952
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
    hw->phy_id = (uint32_t) (phy_id_high << 16);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
    udelay(20);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
    ret_val = e1000_read_phy_reg(hw, PHY_ID2, &phy_id_low);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
    hw->phy_id |= (uint32_t) (phy_id_low & PHY_REVISION_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
    hw->phy_revision = (uint32_t) phy_id_low & ~PHY_REVISION_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
    case e1000_82543:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
        if(hw->phy_id == M88E1000_E_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
    case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
        if(hw->phy_id == M88E1000_I_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3970
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3971
    case e1000_82540:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3972
    case e1000_82545:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3973
    case e1000_82545_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3974
    case e1000_82546:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
    case e1000_82546_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3976
        if(hw->phy_id == M88E1011_I_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3977
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3978
    case e1000_82541:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3979
    case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3980
    case e1000_82547:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3981
    case e1000_82547_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3982
        if(hw->phy_id == IGP01E1000_I_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3983
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3984
    case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3985
        if(hw->phy_id == M88E1111_I_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3986
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3987
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3988
        if (hw->phy_id == GG82563_E_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3989
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3990
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3991
        if (hw->phy_id == IGP03E1000_E_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3992
        if (hw->phy_id == IFE_E_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3993
        if (hw->phy_id == IFE_PLUS_E_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3994
        if (hw->phy_id == IFE_C_E_PHY_ID) match = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3995
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3996
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3997
        DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3998
        return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3999
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4000
    phy_init_status = e1000_set_phy_type(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4001
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4002
    if ((match) && (phy_init_status == E1000_SUCCESS)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4003
        DEBUGOUT1("PHY ID 0x%X detected\n", hw->phy_id);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4004
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4005
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4006
    DEBUGOUT1("Invalid PHY ID 0x%X\n", hw->phy_id);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4007
    return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4008
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4009
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4010
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4011
* Resets the PHY's DSP
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4012
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4013
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4014
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4015
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4016
e1000_phy_reset_dsp(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4017
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4019
    DEBUGFUNC("e1000_phy_reset_dsp");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4022
        if (hw->phy_type != e1000_phy_gg82563) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4023
            ret_val = e1000_write_phy_reg(hw, 29, 0x001d);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4024
            if(ret_val) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4025
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4026
        ret_val = e1000_write_phy_reg(hw, 30, 0x00c1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4027
        if(ret_val) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4028
        ret_val = e1000_write_phy_reg(hw, 30, 0x0000);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4029
        if(ret_val) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4030
        ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4031
    } while(0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4032
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4035
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
* Get PHY information from various PHY registers for igp PHY only.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
* phy_info - PHY information structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
e1000_phy_igp_get_info(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
                       struct e1000_phy_info *phy_info)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4046
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
    uint16_t phy_data, polarity, min_length, max_length, average;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
    DEBUGFUNC("e1000_phy_igp_get_info");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
    /* The downshift status is checked only once, after link is established,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
     * and it stored in the hw->speed_downgraded parameter. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
    /* IGP01E1000 does not need to support it. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
    /* IGP01E1000 always correct polarity reversal */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
    phy_info->polarity_correction = e1000_polarity_reversal_enabled;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
    /* Check polarity status */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
    ret_val = e1000_check_polarity(hw, &polarity);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
    phy_info->cable_polarity = polarity;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
    ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
    phy_info->mdix_mode = (phy_data & IGP01E1000_PSSR_MDIX) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
                          IGP01E1000_PSSR_MDIX_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
    if((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
       IGP01E1000_PSSR_SPEED_1000MBPS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
        /* Local/Remote Receiver Information are only valid at 1000 Mbps */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
        phy_info->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
                             SR_1000T_LOCAL_RX_STATUS_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
        phy_info->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
                              SR_1000T_REMOTE_RX_STATUS_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
        /* Get cable length */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
        ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
        /* Translate to old method */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
        average = (max_length + min_length) / 2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
        if(average <= e1000_igp_cable_length_50)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
            phy_info->cable_length = e1000_cable_length_50;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
        else if(average <= e1000_igp_cable_length_80)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
            phy_info->cable_length = e1000_cable_length_50_80;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
        else if(average <= e1000_igp_cable_length_110)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
            phy_info->cable_length = e1000_cable_length_80_110;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
        else if(average <= e1000_igp_cable_length_140)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
            phy_info->cable_length = e1000_cable_length_110_140;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
            phy_info->cable_length = e1000_cable_length_140;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
* Get PHY information from various PHY registers for ife PHY only.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
* phy_info - PHY information structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
e1000_phy_ife_get_info(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
                       struct e1000_phy_info *phy_info)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
    uint16_t phy_data, polarity;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
    DEBUGFUNC("e1000_phy_ife_get_info");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
    ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
    phy_info->polarity_correction =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
                        (phy_data & IFE_PSC_AUTO_POLARITY_DISABLE) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
                        IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
    if (phy_info->polarity_correction == e1000_polarity_reversal_enabled) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
        ret_val = e1000_check_polarity(hw, &polarity);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
        /* Polarity is forced. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
        polarity = (phy_data & IFE_PSC_FORCE_POLARITY) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
                       IFE_PSC_FORCE_POLARITY_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
    phy_info->cable_polarity = polarity;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
    ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4147
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
    phy_info->mdix_mode =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
                     (phy_data & (IFE_PMC_AUTO_MDIX | IFE_PMC_FORCE_MDIX)) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
                     IFE_PMC_MDIX_MODE_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4157
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4158
* Get PHY information from various PHY registers fot m88 PHY only.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4159
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4160
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4161
* phy_info - PHY information structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4162
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4163
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4164
e1000_phy_m88_get_info(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4165
                       struct e1000_phy_info *phy_info)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4166
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4167
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4168
    uint16_t phy_data, polarity;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4169
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4170
    DEBUGFUNC("e1000_phy_m88_get_info");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4171
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4172
    /* The downshift status is checked only once, after link is established,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4173
     * and it stored in the hw->speed_downgraded parameter. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4174
    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4175
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4176
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4177
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4178
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4179
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4180
    phy_info->extended_10bt_distance =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4181
        (phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4182
        M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4183
    phy_info->polarity_correction =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4184
        (phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4185
        M88E1000_PSCR_POLARITY_REVERSAL_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4186
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4187
    /* Check polarity status */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4188
    ret_val = e1000_check_polarity(hw, &polarity);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4189
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4190
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4191
    phy_info->cable_polarity = polarity;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4192
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4193
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4194
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4195
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4196
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4197
    phy_info->mdix_mode = (phy_data & M88E1000_PSSR_MDIX) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4198
                          M88E1000_PSSR_MDIX_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4199
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4200
    if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4201
        /* Cable Length Estimation and Local/Remote Receiver Information
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4202
         * are only valid at 1000 Mbps.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4203
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4204
        if (hw->phy_type != e1000_phy_gg82563) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4205
            phy_info->cable_length = ((phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4206
                                      M88E1000_PSSR_CABLE_LENGTH_SHIFT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4207
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4208
            ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4209
                                         &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4210
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4211
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4212
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4213
            phy_info->cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4214
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4215
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4216
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4217
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4218
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4219
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4220
        phy_info->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4221
                             SR_1000T_LOCAL_RX_STATUS_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4222
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4223
        phy_info->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4224
                              SR_1000T_REMOTE_RX_STATUS_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4225
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4226
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4227
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4228
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4229
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4230
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4231
* Get PHY information from various PHY registers
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4232
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4233
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4234
* phy_info - PHY information structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4235
******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4236
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4237
e1000_phy_get_info(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4238
                   struct e1000_phy_info *phy_info)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4239
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4240
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4241
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4242
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4243
    DEBUGFUNC("e1000_phy_get_info");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4244
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4245
    phy_info->cable_length = e1000_cable_length_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4246
    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4247
    phy_info->cable_polarity = e1000_rev_polarity_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4248
    phy_info->downshift = e1000_downshift_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4249
    phy_info->polarity_correction = e1000_polarity_reversal_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4250
    phy_info->mdix_mode = e1000_auto_x_mode_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4251
    phy_info->local_rx = e1000_1000t_rx_status_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4252
    phy_info->remote_rx = e1000_1000t_rx_status_undefined;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4253
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4254
    if(hw->media_type != e1000_media_type_copper) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4255
        DEBUGOUT("PHY info is only valid for copper media\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4256
        return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4257
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4258
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4259
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4260
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4261
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4262
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4263
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4264
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4265
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4266
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4267
    if((phy_data & MII_SR_LINK_STATUS) != MII_SR_LINK_STATUS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4268
        DEBUGOUT("PHY info is only valid if link is up\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4269
        return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4270
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4271
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4272
    if (hw->phy_type == e1000_phy_igp ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4273
        hw->phy_type == e1000_phy_igp_3 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4274
        hw->phy_type == e1000_phy_igp_2)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4275
        return e1000_phy_igp_get_info(hw, phy_info);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4276
    else if (hw->phy_type == e1000_phy_ife)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4277
        return e1000_phy_ife_get_info(hw, phy_info);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4278
    else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4279
        return e1000_phy_m88_get_info(hw, phy_info);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4280
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4281
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4282
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4283
e1000_validate_mdi_setting(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4284
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4285
    DEBUGFUNC("e1000_validate_mdi_settings");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4286
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4287
    if(!hw->autoneg && (hw->mdix == 0 || hw->mdix == 3)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4288
        DEBUGOUT("Invalid MDI setting detected\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4289
        hw->mdix = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4290
        return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4291
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4292
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4293
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4294
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4295
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4296
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4297
 * Sets up eeprom variables in the hw struct.  Must be called after mac_type
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4298
 * is configured.  Additionally, if this is ICH8, the flash controller GbE
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4299
 * registers must be mapped, or this will crash.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4300
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4301
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4302
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4303
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4304
e1000_init_eeprom_params(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4305
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4306
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4307
    uint32_t eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4308
    int32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4309
    uint16_t eeprom_size;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4310
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4311
    DEBUGFUNC("e1000_init_eeprom_params");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4312
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4313
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4314
    case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4315
    case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4316
    case e1000_82543:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4317
    case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4318
        eeprom->type = e1000_eeprom_microwire;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4319
        eeprom->word_size = 64;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4320
        eeprom->opcode_bits = 3;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4321
        eeprom->address_bits = 6;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4322
        eeprom->delay_usec = 50;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4323
        eeprom->use_eerd = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4324
        eeprom->use_eewr = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4325
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4326
    case e1000_82540:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4327
    case e1000_82545:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4328
    case e1000_82545_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4329
    case e1000_82546:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4330
    case e1000_82546_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4331
        eeprom->type = e1000_eeprom_microwire;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4332
        eeprom->opcode_bits = 3;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4333
        eeprom->delay_usec = 50;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4334
        if(eecd & E1000_EECD_SIZE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4335
            eeprom->word_size = 256;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4336
            eeprom->address_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4337
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4338
            eeprom->word_size = 64;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4339
            eeprom->address_bits = 6;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4340
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4341
        eeprom->use_eerd = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4342
        eeprom->use_eewr = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4343
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4344
    case e1000_82541:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4345
    case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4346
    case e1000_82547:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4347
    case e1000_82547_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4348
        if (eecd & E1000_EECD_TYPE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4349
            eeprom->type = e1000_eeprom_spi;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4350
            eeprom->opcode_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4351
            eeprom->delay_usec = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4352
            if (eecd & E1000_EECD_ADDR_BITS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4353
                eeprom->page_size = 32;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4354
                eeprom->address_bits = 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4355
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4356
                eeprom->page_size = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4357
                eeprom->address_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4358
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4359
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4360
            eeprom->type = e1000_eeprom_microwire;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4361
            eeprom->opcode_bits = 3;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4362
            eeprom->delay_usec = 50;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4363
            if (eecd & E1000_EECD_ADDR_BITS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4364
                eeprom->word_size = 256;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4365
                eeprom->address_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4366
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4367
                eeprom->word_size = 64;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4368
                eeprom->address_bits = 6;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4369
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4370
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4371
        eeprom->use_eerd = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4372
        eeprom->use_eewr = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4373
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4374
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4375
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4376
        eeprom->type = e1000_eeprom_spi;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4377
        eeprom->opcode_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4378
        eeprom->delay_usec = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4379
        if (eecd & E1000_EECD_ADDR_BITS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4380
            eeprom->page_size = 32;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4381
            eeprom->address_bits = 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4382
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4383
            eeprom->page_size = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4384
            eeprom->address_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4385
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4386
        eeprom->use_eerd = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4387
        eeprom->use_eewr = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4388
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4389
    case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4390
        eeprom->type = e1000_eeprom_spi;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4391
        eeprom->opcode_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4392
        eeprom->delay_usec = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4393
        if (eecd & E1000_EECD_ADDR_BITS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4394
            eeprom->page_size = 32;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4395
            eeprom->address_bits = 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4396
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4397
            eeprom->page_size = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4398
            eeprom->address_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4399
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4400
        eeprom->use_eerd = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4401
        eeprom->use_eewr = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4402
        if(e1000_is_onboard_nvm_eeprom(hw) == FALSE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4403
            eeprom->type = e1000_eeprom_flash;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4404
            eeprom->word_size = 2048;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4405
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4406
            /* Ensure that the Autonomous FLASH update bit is cleared due to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4407
             * Flash update issue on parts which use a FLASH for NVM. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4408
            eecd &= ~E1000_EECD_AUPDEN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4409
            E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4410
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4411
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4412
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4413
        eeprom->type = e1000_eeprom_spi;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4414
        eeprom->opcode_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4415
        eeprom->delay_usec = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4416
        if (eecd & E1000_EECD_ADDR_BITS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4417
            eeprom->page_size = 32;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4418
            eeprom->address_bits = 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4419
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4420
            eeprom->page_size = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4421
            eeprom->address_bits = 8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4422
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4423
        eeprom->use_eerd = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4424
        eeprom->use_eewr = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4425
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4426
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4427
    {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4428
        int32_t  i = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4429
        uint32_t flash_size = E1000_READ_ICH8_REG(hw, ICH8_FLASH_GFPREG);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4430
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4431
        eeprom->type = e1000_eeprom_ich8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4432
        eeprom->use_eerd = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4433
        eeprom->use_eewr = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4434
        eeprom->word_size = E1000_SHADOW_RAM_WORDS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4435
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4436
        /* Zero the shadow RAM structure. But don't load it from NVM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4437
         * so as to save time for driver init */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4438
        if (hw->eeprom_shadow_ram != NULL) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4439
            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4440
                hw->eeprom_shadow_ram[i].modified = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4441
                hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4442
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4443
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4444
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4445
        hw->flash_base_addr = (flash_size & ICH8_GFPREG_BASE_MASK) *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4446
                              ICH8_FLASH_SECTOR_SIZE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4447
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4448
        hw->flash_bank_size = ((flash_size >> 16) & ICH8_GFPREG_BASE_MASK) + 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4449
        hw->flash_bank_size -= (flash_size & ICH8_GFPREG_BASE_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4450
        hw->flash_bank_size *= ICH8_FLASH_SECTOR_SIZE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4451
        hw->flash_bank_size /= 2 * sizeof(uint16_t);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4452
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4453
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4454
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4455
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4456
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4457
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4458
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4459
    if (eeprom->type == e1000_eeprom_spi) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4460
        /* eeprom_size will be an enum [0..8] that maps to eeprom sizes 128B to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4461
         * 32KB (incremented by powers of 2).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4462
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4463
        if(hw->mac_type <= e1000_82547_rev_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4464
            /* Set to default value for initial eeprom read. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4465
            eeprom->word_size = 64;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4466
            ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4467
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4468
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4469
            eeprom_size = (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4470
            /* 256B eeprom size was not supported in earlier hardware, so we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4471
             * bump eeprom_size up one to ensure that "1" (which maps to 256B)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4472
             * is never the result used in the shifting logic below. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4473
            if(eeprom_size)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4474
                eeprom_size++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4475
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4476
            eeprom_size = (uint16_t)((eecd & E1000_EECD_SIZE_EX_MASK) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4477
                          E1000_EECD_SIZE_EX_SHIFT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4478
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4479
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4480
        eeprom->word_size = 1 << (eeprom_size + EEPROM_WORD_SIZE_SHIFT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4481
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4482
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4483
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4484
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4485
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4486
 * Raises the EEPROM's clock input.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4487
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4488
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4489
 * eecd - EECD's current value
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4490
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4491
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4492
e1000_raise_ee_clk(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4493
                   uint32_t *eecd)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4494
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4495
    /* Raise the clock input to the EEPROM (by setting the SK bit), and then
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4496
     * wait <delay> microseconds.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4497
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4498
    *eecd = *eecd | E1000_EECD_SK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4499
    E1000_WRITE_REG(hw, EECD, *eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4500
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4501
    udelay(hw->eeprom.delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4502
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4503
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4504
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4505
 * Lowers the EEPROM's clock input.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4506
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4507
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4508
 * eecd - EECD's current value
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4509
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4510
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4511
e1000_lower_ee_clk(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4512
                   uint32_t *eecd)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4513
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4514
    /* Lower the clock input to the EEPROM (by clearing the SK bit), and then
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4515
     * wait 50 microseconds.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4516
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4517
    *eecd = *eecd & ~E1000_EECD_SK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4518
    E1000_WRITE_REG(hw, EECD, *eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4519
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4520
    udelay(hw->eeprom.delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4521
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4522
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4523
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4524
 * Shift data bits out to the EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4525
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4526
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4527
 * data - data to send to the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4528
 * count - number of bits to shift out
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4529
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4530
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4531
e1000_shift_out_ee_bits(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4532
                        uint16_t data,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4533
                        uint16_t count)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4534
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4535
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4536
    uint32_t eecd;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4537
    uint32_t mask;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4538
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4539
    /* We need to shift "count" bits out to the EEPROM. So, value in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4540
     * "data" parameter will be shifted out to the EEPROM one bit at a time.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4541
     * In order to do this, "data" must be broken down into bits.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4542
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4543
    mask = 0x01 << (count - 1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4544
    eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4545
    if (eeprom->type == e1000_eeprom_microwire) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4546
        eecd &= ~E1000_EECD_DO;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4547
    } else if (eeprom->type == e1000_eeprom_spi) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4548
        eecd |= E1000_EECD_DO;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4549
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4550
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4551
        /* A "1" is shifted out to the EEPROM by setting bit "DI" to a "1",
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4552
         * and then raising and then lowering the clock (the SK bit controls
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4553
         * the clock input to the EEPROM).  A "0" is shifted out to the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4554
         * by setting "DI" to "0" and then raising and then lowering the clock.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4555
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4556
        eecd &= ~E1000_EECD_DI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4557
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4558
        if(data & mask)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4559
            eecd |= E1000_EECD_DI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4560
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4561
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4562
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4563
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4564
        udelay(eeprom->delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4565
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4566
        e1000_raise_ee_clk(hw, &eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4567
        e1000_lower_ee_clk(hw, &eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4568
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4569
        mask = mask >> 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4570
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4571
    } while(mask);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4572
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4573
    /* We leave the "DI" bit set to "0" when we leave this routine. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4574
    eecd &= ~E1000_EECD_DI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4575
    E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4576
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4577
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4578
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4579
 * Shift data bits in from the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4580
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4581
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4582
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4583
static uint16_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4584
e1000_shift_in_ee_bits(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4585
                       uint16_t count)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4586
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4587
    uint32_t eecd;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4588
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4589
    uint16_t data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4590
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4591
    /* In order to read a register from the EEPROM, we need to shift 'count'
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4592
     * bits in from the EEPROM. Bits are "shifted in" by raising the clock
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4593
     * input to the EEPROM (setting the SK bit), and then reading the value of
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4594
     * the "DO" bit.  During this "shifting in" process the "DI" bit should
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4595
     * always be clear.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4596
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4597
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4598
    eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4599
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4600
    eecd &= ~(E1000_EECD_DO | E1000_EECD_DI);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4601
    data = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4602
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4603
    for(i = 0; i < count; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4604
        data = data << 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4605
        e1000_raise_ee_clk(hw, &eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4606
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4607
        eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4608
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4609
        eecd &= ~(E1000_EECD_DI);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4610
        if(eecd & E1000_EECD_DO)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4611
            data |= 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4612
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4613
        e1000_lower_ee_clk(hw, &eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4614
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4615
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4616
    return data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4617
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4618
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4619
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4620
 * Prepares EEPROM for access
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4621
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4622
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4623
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4624
 * Lowers EEPROM clock. Clears input pin. Sets the chip select pin. This
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4625
 * function should be called before issuing a command to the EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4626
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4627
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4628
e1000_acquire_eeprom(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4629
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4630
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4631
    uint32_t eecd, i=0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4632
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4633
    DEBUGFUNC("e1000_acquire_eeprom");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4634
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4635
    if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4636
        return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4637
    eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4638
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4639
    if (hw->mac_type != e1000_82573) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4640
        /* Request EEPROM Access */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4641
        if(hw->mac_type > e1000_82544) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4642
            eecd |= E1000_EECD_REQ;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4643
            E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4644
            eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4645
            while((!(eecd & E1000_EECD_GNT)) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4646
                  (i < E1000_EEPROM_GRANT_ATTEMPTS)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4647
                i++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4648
                udelay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4649
                eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4650
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4651
            if(!(eecd & E1000_EECD_GNT)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4652
                eecd &= ~E1000_EECD_REQ;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4653
                E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4654
                DEBUGOUT("Could not acquire EEPROM grant\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4655
                e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4656
                return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4657
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4658
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4659
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4660
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4661
    /* Setup EEPROM for Read/Write */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4662
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4663
    if (eeprom->type == e1000_eeprom_microwire) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4664
        /* Clear SK and DI */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4665
        eecd &= ~(E1000_EECD_DI | E1000_EECD_SK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4666
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4667
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4668
        /* Set CS */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4669
        eecd |= E1000_EECD_CS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4670
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4671
    } else if (eeprom->type == e1000_eeprom_spi) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4672
        /* Clear SK and CS */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4673
        eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4674
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4675
        udelay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4676
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4677
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4678
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4679
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4680
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4681
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4682
 * Returns EEPROM to a "standby" state
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4683
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4684
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4685
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4686
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4687
e1000_standby_eeprom(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4688
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4689
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4690
    uint32_t eecd;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4691
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4692
    eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4693
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4694
    if(eeprom->type == e1000_eeprom_microwire) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4695
        eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4696
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4697
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4698
        udelay(eeprom->delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4699
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4700
        /* Clock high */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4701
        eecd |= E1000_EECD_SK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4702
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4703
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4704
        udelay(eeprom->delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4705
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4706
        /* Select EEPROM */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4707
        eecd |= E1000_EECD_CS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4708
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4709
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4710
        udelay(eeprom->delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4711
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4712
        /* Clock low */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4713
        eecd &= ~E1000_EECD_SK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4714
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4715
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4716
        udelay(eeprom->delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4717
    } else if(eeprom->type == e1000_eeprom_spi) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4718
        /* Toggle CS to flush commands */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4719
        eecd |= E1000_EECD_CS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4720
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4721
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4722
        udelay(eeprom->delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4723
        eecd &= ~E1000_EECD_CS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4724
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4725
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4726
        udelay(eeprom->delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4727
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4728
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4729
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4730
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4731
 * Terminates a command by inverting the EEPROM's chip select pin
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4732
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4733
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4734
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4735
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4736
e1000_release_eeprom(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4737
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4738
    uint32_t eecd;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4739
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4740
    DEBUGFUNC("e1000_release_eeprom");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4741
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4742
    eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4743
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4744
    if (hw->eeprom.type == e1000_eeprom_spi) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4745
        eecd |= E1000_EECD_CS;  /* Pull CS high */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4746
        eecd &= ~E1000_EECD_SK; /* Lower SCK */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4747
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4748
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4749
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4750
        udelay(hw->eeprom.delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4751
    } else if(hw->eeprom.type == e1000_eeprom_microwire) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4752
        /* cleanup eeprom */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4753
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4754
        /* CS on Microwire is active-high */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4755
        eecd &= ~(E1000_EECD_CS | E1000_EECD_DI);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4756
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4757
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4758
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4759
        /* Rising edge of clock */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4760
        eecd |= E1000_EECD_SK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4761
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4762
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4763
        udelay(hw->eeprom.delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4764
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4765
        /* Falling edge of clock */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4766
        eecd &= ~E1000_EECD_SK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4767
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4768
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4769
        udelay(hw->eeprom.delay_usec);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4770
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4771
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4772
    /* Stop requesting EEPROM access */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4773
    if(hw->mac_type > e1000_82544) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4774
        eecd &= ~E1000_EECD_REQ;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4775
        E1000_WRITE_REG(hw, EECD, eecd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4776
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4777
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4778
    e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4779
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4780
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4781
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4782
 * Reads a 16 bit word from the EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4783
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4784
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4785
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4786
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4787
e1000_spi_eeprom_ready(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4788
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4789
    uint16_t retry_count = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4790
    uint8_t spi_stat_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4791
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4792
    DEBUGFUNC("e1000_spi_eeprom_ready");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4793
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4794
    /* Read "Status Register" repeatedly until the LSB is cleared.  The
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4795
     * EEPROM will signal that the command has been completed by clearing
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4796
     * bit 0 of the internal status register.  If it's not cleared within
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4797
     * 5 milliseconds, then error out.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4798
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4799
    retry_count = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4800
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4801
        e1000_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4802
                                hw->eeprom.opcode_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4803
        spi_stat_reg = (uint8_t)e1000_shift_in_ee_bits(hw, 8);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4804
        if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4805
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4806
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4807
        udelay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4808
        retry_count += 5;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4809
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4810
        e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4811
    } while(retry_count < EEPROM_MAX_RETRY_SPI);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4812
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4813
    /* ATMEL SPI write time could vary from 0-20mSec on 3.3V devices (and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4814
     * only 0-5mSec on 5V devices)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4815
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4816
    if(retry_count >= EEPROM_MAX_RETRY_SPI) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4817
        DEBUGOUT("SPI EEPROM Status error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4818
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4819
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4820
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4821
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4822
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4823
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4824
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4825
 * Reads a 16 bit word from the EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4826
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4827
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4828
 * offset - offset of  word in the EEPROM to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4829
 * data - word read from the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4830
 * words - number of words to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4831
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4832
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4833
e1000_read_eeprom(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4834
                  uint16_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4835
                  uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4836
                  uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4837
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4838
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4839
    uint32_t i = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4840
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4841
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4842
    DEBUGFUNC("e1000_read_eeprom");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4843
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4844
    /* A check for invalid values:  offset too large, too many words, and not
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4845
     * enough words.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4846
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4847
    if((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4848
       (words == 0)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4849
        DEBUGOUT("\"words\" parameter out of bounds\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4850
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4851
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4852
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4853
    /* FLASH reads without acquiring the semaphore are safe */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4854
    if (e1000_is_onboard_nvm_eeprom(hw) == TRUE &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4855
    hw->eeprom.use_eerd == FALSE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4856
        switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4857
        case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4858
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4859
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4860
            /* Prepare the EEPROM for reading  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4861
            if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4862
                return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4863
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4864
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4865
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4866
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4867
    if (eeprom->use_eerd == TRUE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4868
        ret_val = e1000_read_eeprom_eerd(hw, offset, words, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4869
        if ((e1000_is_onboard_nvm_eeprom(hw) == TRUE) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4870
            (hw->mac_type != e1000_82573))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4871
            e1000_release_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4872
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4873
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4874
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4875
    if (eeprom->type == e1000_eeprom_ich8)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4876
        return e1000_read_eeprom_ich8(hw, offset, words, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4877
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4878
    if (eeprom->type == e1000_eeprom_spi) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4879
        uint16_t word_in;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4880
        uint8_t read_opcode = EEPROM_READ_OPCODE_SPI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4881
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4882
        if(e1000_spi_eeprom_ready(hw)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4883
            e1000_release_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4884
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4885
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4886
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4887
        e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4888
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4889
        /* Some SPI eeproms use the 8th address bit embedded in the opcode */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4890
        if((eeprom->address_bits == 8) && (offset >= 128))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4891
            read_opcode |= EEPROM_A8_OPCODE_SPI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4892
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4893
        /* Send the READ command (opcode + addr)  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4894
        e1000_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4895
        e1000_shift_out_ee_bits(hw, (uint16_t)(offset*2), eeprom->address_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4896
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4897
        /* Read the data.  The address of the eeprom internally increments with
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4898
         * each byte (spi) being read, saving on the overhead of eeprom setup
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4899
         * and tear-down.  The address counter will roll over if reading beyond
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4900
         * the size of the eeprom, thus allowing the entire memory to be read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4901
         * starting from any offset. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4902
        for (i = 0; i < words; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4903
            word_in = e1000_shift_in_ee_bits(hw, 16);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4904
            data[i] = (word_in >> 8) | (word_in << 8);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4905
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4906
    } else if(eeprom->type == e1000_eeprom_microwire) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4907
        for (i = 0; i < words; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4908
            /* Send the READ command (opcode + addr)  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4909
            e1000_shift_out_ee_bits(hw, EEPROM_READ_OPCODE_MICROWIRE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4910
                                    eeprom->opcode_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4911
            e1000_shift_out_ee_bits(hw, (uint16_t)(offset + i),
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4912
                                    eeprom->address_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4913
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4914
            /* Read the data.  For microwire, each word requires the overhead
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4915
             * of eeprom setup and tear-down. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4916
            data[i] = e1000_shift_in_ee_bits(hw, 16);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4917
            e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4918
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4919
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4920
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4921
    /* End this read operation */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4922
    e1000_release_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4923
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4924
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4925
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4926
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4927
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4928
 * Reads a 16 bit word from the EEPROM using the EERD register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4929
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4930
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4931
 * offset - offset of  word in the EEPROM to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4932
 * data - word read from the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4933
 * words - number of words to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4934
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4935
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4936
e1000_read_eeprom_eerd(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4937
                  uint16_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4938
                  uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4939
                  uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4940
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4941
    uint32_t i, eerd = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4942
    int32_t error = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4943
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4944
    for (i = 0; i < words; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4945
        eerd = ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) +
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4946
                         E1000_EEPROM_RW_REG_START;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4947
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4948
        E1000_WRITE_REG(hw, EERD, eerd);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4949
        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_READ);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4950
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4951
        if(error) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4952
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4953
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4954
        data[i] = (E1000_READ_REG(hw, EERD) >> E1000_EEPROM_RW_REG_DATA);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4955
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4956
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4957
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4958
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4959
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4960
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4961
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4962
 * Writes a 16 bit word from the EEPROM using the EEWR register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4963
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4964
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4965
 * offset - offset of  word in the EEPROM to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4966
 * data - word read from the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4967
 * words - number of words to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4968
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4969
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4970
e1000_write_eeprom_eewr(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4971
                   uint16_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4972
                   uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4973
                   uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4974
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4975
    uint32_t    register_value = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4976
    uint32_t    i              = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4977
    int32_t     error          = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4978
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4979
    if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4980
        return -E1000_ERR_SWFW_SYNC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4981
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4982
    for (i = 0; i < words; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4983
        register_value = (data[i] << E1000_EEPROM_RW_REG_DATA) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4984
                         ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4985
                         E1000_EEPROM_RW_REG_START;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4986
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4987
        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4988
        if(error) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4989
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4990
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4991
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4992
        E1000_WRITE_REG(hw, EEWR, register_value);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4993
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4994
        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4995
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4996
        if(error) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4997
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4998
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4999
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5000
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5001
    e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5002
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5003
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5004
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5005
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5006
 * Polls the status bit (bit 1) of the EERD to determine when the read is done.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5007
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5008
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5009
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5010
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5011
e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5012
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5013
    uint32_t attempts = 100000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5014
    uint32_t i, reg = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5015
    int32_t done = E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5016
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5017
    for(i = 0; i < attempts; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5018
        if(eerd == E1000_EEPROM_POLL_READ)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5019
            reg = E1000_READ_REG(hw, EERD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5020
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5021
            reg = E1000_READ_REG(hw, EEWR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5022
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5023
        if(reg & E1000_EEPROM_RW_REG_DONE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5024
            done = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5025
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5026
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5027
        udelay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5028
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5029
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5030
    return done;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5031
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5032
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5033
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5034
* Description:     Determines if the onboard NVM is FLASH or EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5035
*
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5036
* hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5037
****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5038
static boolean_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5039
e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5040
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5041
    uint32_t eecd = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5042
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5043
    DEBUGFUNC("e1000_is_onboard_nvm_eeprom");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5044
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5045
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5046
        return FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5047
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5048
    if (hw->mac_type == e1000_82573) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5049
        eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5050
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5051
        /* Isolate bits 15 & 16 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5052
        eecd = ((eecd >> 15) & 0x03);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5053
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5054
        /* If both bits are set, device is Flash type */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5055
        if(eecd == 0x03) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5056
            return FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5057
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5058
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5059
    return TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5060
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5061
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5062
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5063
 * Verifies that the EEPROM has a valid checksum
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5064
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5065
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5066
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5067
 * Reads the first 64 16 bit words of the EEPROM and sums the values read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5068
 * If the the sum of the 64 16 bit words is 0xBABA, the EEPROM's checksum is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5069
 * valid.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5070
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5071
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5072
e1000_validate_eeprom_checksum(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5073
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5074
    uint16_t checksum = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5075
    uint16_t i, eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5076
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5077
    DEBUGFUNC("e1000_validate_eeprom_checksum");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5078
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5079
    if ((hw->mac_type == e1000_82573) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5080
        (e1000_is_onboard_nvm_eeprom(hw) == FALSE)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5081
        /* Check bit 4 of word 10h.  If it is 0, firmware is done updating
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5082
         * 10h-12h.  Checksum may need to be fixed. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5083
        e1000_read_eeprom(hw, 0x10, 1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5084
        if ((eeprom_data & 0x10) == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5085
            /* Read 0x23 and check bit 15.  This bit is a 1 when the checksum
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5086
             * has already been fixed.  If the checksum is still wrong and this
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5087
             * bit is a 1, we need to return bad checksum.  Otherwise, we need
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5088
             * to set this bit to a 1 and update the checksum. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5089
            e1000_read_eeprom(hw, 0x23, 1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5090
            if ((eeprom_data & 0x8000) == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5091
                eeprom_data |= 0x8000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5092
                e1000_write_eeprom(hw, 0x23, 1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5093
                e1000_update_eeprom_checksum(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5094
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5095
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5096
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5097
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5098
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5099
        /* Drivers must allocate the shadow ram structure for the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5100
         * EEPROM checksum to be updated.  Otherwise, this bit as well
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5101
         * as the checksum must both be set correctly for this
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5102
         * validation to pass.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5103
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5104
        e1000_read_eeprom(hw, 0x19, 1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5105
        if ((eeprom_data & 0x40) == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5106
            eeprom_data |= 0x40;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5107
            e1000_write_eeprom(hw, 0x19, 1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5108
            e1000_update_eeprom_checksum(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5109
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5110
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5111
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5112
    for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5113
        if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5114
            DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5115
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5116
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5117
        checksum += eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5118
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5119
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5120
    if(checksum == (uint16_t) EEPROM_SUM)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5121
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5122
    else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5123
        DEBUGOUT("EEPROM Checksum Invalid\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5124
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5125
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5126
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5127
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5128
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5129
 * Calculates the EEPROM checksum and writes it to the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5130
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5131
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5132
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5133
 * Sums the first 63 16 bit words of the EEPROM. Subtracts the sum from 0xBABA.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5134
 * Writes the difference to word offset 63 of the EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5135
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5136
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5137
e1000_update_eeprom_checksum(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5138
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5139
    uint32_t ctrl_ext;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5140
    uint16_t checksum = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5141
    uint16_t i, eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5142
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5143
    DEBUGFUNC("e1000_update_eeprom_checksum");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5144
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5145
    for(i = 0; i < EEPROM_CHECKSUM_REG; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5146
        if(e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5147
            DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5148
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5149
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5150
        checksum += eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5151
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5152
    checksum = (uint16_t) EEPROM_SUM - checksum;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5153
    if(e1000_write_eeprom(hw, EEPROM_CHECKSUM_REG, 1, &checksum) < 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5154
        DEBUGOUT("EEPROM Write Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5155
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5156
    } else if (hw->eeprom.type == e1000_eeprom_flash) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5157
        e1000_commit_shadow_ram(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5158
    } else if (hw->eeprom.type == e1000_eeprom_ich8) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5159
        e1000_commit_shadow_ram(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5160
        /* Reload the EEPROM, or else modifications will not appear
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5161
         * until after next adapter reset. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5162
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5163
        ctrl_ext |= E1000_CTRL_EXT_EE_RST;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5164
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5165
        msec_delay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5166
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5167
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5168
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5169
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5170
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5171
 * Parent function for writing words to the different EEPROM types.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5172
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5173
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5174
 * offset - offset within the EEPROM to be written to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5175
 * words - number of words to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5176
 * data - 16 bit word to be written to the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5177
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5178
 * If e1000_update_eeprom_checksum is not called after this function, the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5179
 * EEPROM will most likely contain an invalid checksum.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5180
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5181
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5182
e1000_write_eeprom(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5183
                   uint16_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5184
                   uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5185
                   uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5186
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5187
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5188
    int32_t status = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5189
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5190
    DEBUGFUNC("e1000_write_eeprom");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5191
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5192
    /* A check for invalid values:  offset too large, too many words, and not
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5193
     * enough words.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5194
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5195
    if((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5196
       (words == 0)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5197
        DEBUGOUT("\"words\" parameter out of bounds\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5198
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5199
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5200
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5201
    /* 82573 writes only through eewr */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5202
    if(eeprom->use_eewr == TRUE)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5203
        return e1000_write_eeprom_eewr(hw, offset, words, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5204
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5205
    if (eeprom->type == e1000_eeprom_ich8)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5206
        return e1000_write_eeprom_ich8(hw, offset, words, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5207
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5208
    /* Prepare the EEPROM for writing  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5209
    if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5210
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5211
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5212
    if(eeprom->type == e1000_eeprom_microwire) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5213
        status = e1000_write_eeprom_microwire(hw, offset, words, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5214
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5215
        status = e1000_write_eeprom_spi(hw, offset, words, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5216
        msec_delay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5217
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5218
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5219
    /* Done with writing */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5220
    e1000_release_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5221
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5222
    return status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5223
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5224
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5225
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5226
 * Writes a 16 bit word to a given offset in an SPI EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5227
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5228
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5229
 * offset - offset within the EEPROM to be written to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5230
 * words - number of words to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5231
 * data - pointer to array of 8 bit words to be written to the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5232
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5233
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5234
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5235
e1000_write_eeprom_spi(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5236
                       uint16_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5237
                       uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5238
                       uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5239
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5240
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5241
    uint16_t widx = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5242
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5243
    DEBUGFUNC("e1000_write_eeprom_spi");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5244
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5245
    while (widx < words) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5246
        uint8_t write_opcode = EEPROM_WRITE_OPCODE_SPI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5247
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5248
        if(e1000_spi_eeprom_ready(hw)) return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5249
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5250
        e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5251
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5252
        /*  Send the WRITE ENABLE command (8 bit opcode )  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5253
        e1000_shift_out_ee_bits(hw, EEPROM_WREN_OPCODE_SPI,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5254
                                    eeprom->opcode_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5255
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5256
        e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5257
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5258
        /* Some SPI eeproms use the 8th address bit embedded in the opcode */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5259
        if((eeprom->address_bits == 8) && (offset >= 128))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5260
            write_opcode |= EEPROM_A8_OPCODE_SPI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5261
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5262
        /* Send the Write command (8-bit opcode + addr) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5263
        e1000_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5264
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5265
        e1000_shift_out_ee_bits(hw, (uint16_t)((offset + widx)*2),
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5266
                                eeprom->address_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5267
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5268
        /* Send the data */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5269
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5270
        /* Loop to allow for up to whole page write (32 bytes) of eeprom */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5271
        while (widx < words) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5272
            uint16_t word_out = data[widx];
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5273
            word_out = (word_out >> 8) | (word_out << 8);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5274
            e1000_shift_out_ee_bits(hw, word_out, 16);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5275
            widx++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5276
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5277
            /* Some larger eeprom sizes are capable of a 32-byte PAGE WRITE
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5278
             * operation, while the smaller eeproms are capable of an 8-byte
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5279
             * PAGE WRITE operation.  Break the inner loop to pass new address
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5280
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5281
            if((((offset + widx)*2) % eeprom->page_size) == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5282
                e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5283
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5284
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5285
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5286
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5287
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5288
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5289
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5290
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5291
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5292
 * Writes a 16 bit word to a given offset in a Microwire EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5293
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5294
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5295
 * offset - offset within the EEPROM to be written to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5296
 * words - number of words to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5297
 * data - pointer to array of 16 bit words to be written to the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5298
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5299
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5300
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5301
e1000_write_eeprom_microwire(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5302
                             uint16_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5303
                             uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5304
                             uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5305
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5306
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5307
    uint32_t eecd;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5308
    uint16_t words_written = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5309
    uint16_t i = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5310
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5311
    DEBUGFUNC("e1000_write_eeprom_microwire");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5312
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5313
    /* Send the write enable command to the EEPROM (3-bit opcode plus
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5314
     * 6/8-bit dummy address beginning with 11).  It's less work to include
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5315
     * the 11 of the dummy address as part of the opcode than it is to shift
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5316
     * it over the correct number of bits for the address.  This puts the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5317
     * EEPROM into write/erase mode.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5318
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5319
    e1000_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5320
                            (uint16_t)(eeprom->opcode_bits + 2));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5321
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5322
    e1000_shift_out_ee_bits(hw, 0, (uint16_t)(eeprom->address_bits - 2));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5323
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5324
    /* Prepare the EEPROM */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5325
    e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5326
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5327
    while (words_written < words) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5328
        /* Send the Write command (3-bit opcode + addr) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5329
        e1000_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5330
                                eeprom->opcode_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5331
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5332
        e1000_shift_out_ee_bits(hw, (uint16_t)(offset + words_written),
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5333
                                eeprom->address_bits);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5334
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5335
        /* Send the data */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5336
        e1000_shift_out_ee_bits(hw, data[words_written], 16);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5337
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5338
        /* Toggle the CS line.  This in effect tells the EEPROM to execute
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5339
         * the previous command.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5340
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5341
        e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5342
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5343
        /* Read DO repeatedly until it is high (equal to '1').  The EEPROM will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5344
         * signal that the command has been completed by raising the DO signal.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5345
         * If DO does not go high in 10 milliseconds, then error out.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5346
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5347
        for(i = 0; i < 200; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5348
            eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5349
            if(eecd & E1000_EECD_DO) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5350
            udelay(50);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5351
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5352
        if(i == 200) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5353
            DEBUGOUT("EEPROM Write did not complete\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5354
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5355
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5356
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5357
        /* Recover from write */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5358
        e1000_standby_eeprom(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5359
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5360
        words_written++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5361
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5362
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5363
    /* Send the write disable command to the EEPROM (3-bit opcode plus
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5364
     * 6/8-bit dummy address beginning with 10).  It's less work to include
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5365
     * the 10 of the dummy address as part of the opcode than it is to shift
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5366
     * it over the correct number of bits for the address.  This takes the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5367
     * EEPROM out of write/erase mode.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5368
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5369
    e1000_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5370
                            (uint16_t)(eeprom->opcode_bits + 2));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5371
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5372
    e1000_shift_out_ee_bits(hw, 0, (uint16_t)(eeprom->address_bits - 2));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5373
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5374
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5375
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5376
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5377
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5378
 * Flushes the cached eeprom to NVM. This is done by saving the modified values
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5379
 * in the eeprom cache and the non modified values in the currently active bank
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5380
 * to the new bank.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5381
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5382
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5383
 * offset - offset of  word in the EEPROM to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5384
 * data - word read from the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5385
 * words - number of words to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5386
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5387
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5388
e1000_commit_shadow_ram(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5389
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5390
    uint32_t attempts = 100000;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5391
    uint32_t eecd = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5392
    uint32_t flop = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5393
    uint32_t i = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5394
    int32_t error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5395
    uint32_t old_bank_offset = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5396
    uint32_t new_bank_offset = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5397
    uint32_t sector_retries = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5398
    uint8_t low_byte = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5399
    uint8_t high_byte = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5400
    uint8_t temp_byte = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5401
    boolean_t sector_write_failed = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5402
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5403
    if (hw->mac_type == e1000_82573) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5404
        /* The flop register will be used to determine if flash type is STM */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5405
        flop = E1000_READ_REG(hw, FLOP);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5406
        for (i=0; i < attempts; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5407
            eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5408
            if ((eecd & E1000_EECD_FLUPD) == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5409
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5410
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5411
            udelay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5412
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5413
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5414
        if (i == attempts) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5415
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5416
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5417
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5418
        /* If STM opcode located in bits 15:8 of flop, reset firmware */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5419
        if ((flop & 0xFF00) == E1000_STM_OPCODE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5420
            E1000_WRITE_REG(hw, HICR, E1000_HICR_FW_RESET);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5421
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5422
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5423
        /* Perform the flash update */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5424
        E1000_WRITE_REG(hw, EECD, eecd | E1000_EECD_FLUPD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5425
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5426
        for (i=0; i < attempts; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5427
            eecd = E1000_READ_REG(hw, EECD);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5428
            if ((eecd & E1000_EECD_FLUPD) == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5429
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5430
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5431
            udelay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5432
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5433
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5434
        if (i == attempts) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5435
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5436
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5437
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5438
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5439
    if (hw->mac_type == e1000_ich8lan && hw->eeprom_shadow_ram != NULL) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5440
        /* We're writing to the opposite bank so if we're on bank 1,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5441
         * write to bank 0 etc.  We also need to erase the segment that
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5442
         * is going to be written */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5443
        if (!(E1000_READ_REG(hw, EECD) & E1000_EECD_SEC1VAL)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5444
            new_bank_offset = hw->flash_bank_size * 2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5445
            old_bank_offset = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5446
            e1000_erase_ich8_4k_segment(hw, 1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5447
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5448
            old_bank_offset = hw->flash_bank_size * 2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5449
            new_bank_offset = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5450
            e1000_erase_ich8_4k_segment(hw, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5451
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5452
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5453
        do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5454
            sector_write_failed = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5455
            /* Loop for every byte in the shadow RAM,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5456
             * which is in units of words. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5457
            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5458
                /* Determine whether to write the value stored
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5459
                 * in the other NVM bank or a modified value stored
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5460
                 * in the shadow RAM */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5461
                if (hw->eeprom_shadow_ram[i].modified == TRUE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5462
                    low_byte = (uint8_t)hw->eeprom_shadow_ram[i].eeprom_word;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5463
                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5464
                                         &temp_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5465
                    udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5466
                    error = e1000_verify_write_ich8_byte(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5467
                                                 (i << 1) + new_bank_offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5468
                                                 low_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5469
                    if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5470
                        sector_write_failed = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5471
                    high_byte =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5472
                        (uint8_t)(hw->eeprom_shadow_ram[i].eeprom_word >> 8);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5473
                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset + 1,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5474
                                         &temp_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5475
                    udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5476
                } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5477
                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5478
                                         &low_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5479
                    udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5480
                    error = e1000_verify_write_ich8_byte(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5481
                                 (i << 1) + new_bank_offset, low_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5482
                    if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5483
                        sector_write_failed = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5484
                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset + 1,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5485
                                         &high_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5486
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5487
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5488
                /* If the word is 0x13, then make sure the signature bits
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5489
                 * (15:14) are 11b until the commit has completed.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5490
                 * This will allow us to write 10b which indicates the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5491
                 * signature is valid.  We want to do this after the write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5492
                 * has completed so that we don't mark the segment valid
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5493
                 * while the write is still in progress */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5494
                if (i == E1000_ICH8_NVM_SIG_WORD)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5495
                    high_byte = E1000_ICH8_NVM_SIG_MASK | high_byte;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5496
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5497
                error = e1000_verify_write_ich8_byte(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5498
                             (i << 1) + new_bank_offset + 1, high_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5499
                if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5500
                    sector_write_failed = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5501
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5502
                if (sector_write_failed == FALSE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5503
                    /* Clear the now not used entry in the cache */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5504
                    hw->eeprom_shadow_ram[i].modified = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5505
                    hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5506
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5507
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5508
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5509
            /* Don't bother writing the segment valid bits if sector
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5510
             * programming failed. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5511
            if (sector_write_failed == FALSE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5512
                /* Finally validate the new segment by setting bit 15:14
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5513
                 * to 10b in word 0x13 , this can be done without an
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5514
                 * erase as well since these bits are 11 to start with
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5515
                 * and we need to change bit 14 to 0b */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5516
                e1000_read_ich8_byte(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5517
                    E1000_ICH8_NVM_SIG_WORD * 2 + 1 + new_bank_offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5518
                    &high_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5519
                high_byte &= 0xBF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5520
                error = e1000_verify_write_ich8_byte(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5521
                            E1000_ICH8_NVM_SIG_WORD * 2 + 1 + new_bank_offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5522
                            high_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5523
                if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5524
                    sector_write_failed = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5525
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5526
                /* And invalidate the previously valid segment by setting
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5527
                 * its signature word (0x13) high_byte to 0b. This can be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5528
                 * done without an erase because flash erase sets all bits
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5529
                 * to 1's. We can write 1's to 0's without an erase */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5530
                error = e1000_verify_write_ich8_byte(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5531
                            E1000_ICH8_NVM_SIG_WORD * 2 + 1 + old_bank_offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5532
                            0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5533
                if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5534
                    sector_write_failed = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5535
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5536
        } while (++sector_retries < 10 && sector_write_failed == TRUE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5537
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5538
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5539
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5540
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5541
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5542
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5543
 * Reads the adapter's part number from the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5544
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5545
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5546
 * part_num - Adapter's part number
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5547
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5548
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5549
e1000_read_part_num(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5550
                    uint32_t *part_num)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5551
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5552
    uint16_t offset = EEPROM_PBA_BYTE_1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5553
    uint16_t eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5554
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5555
    DEBUGFUNC("e1000_read_part_num");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5556
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5557
    /* Get word 0 from EEPROM */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5558
    if(e1000_read_eeprom(hw, offset, 1, &eeprom_data) < 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5559
        DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5560
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5561
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5562
    /* Save word 0 in upper half of part_num */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5563
    *part_num = (uint32_t) (eeprom_data << 16);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5564
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5565
    /* Get word 1 from EEPROM */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5566
    if(e1000_read_eeprom(hw, ++offset, 1, &eeprom_data) < 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5567
        DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5568
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5569
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5570
    /* Save word 1 in lower half of part_num */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5571
    *part_num |= eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5572
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5573
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5574
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5575
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5576
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5577
 * Reads the adapter's MAC address from the EEPROM and inverts the LSB for the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5578
 * second function of dual function devices
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5579
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5580
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5581
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5582
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5583
e1000_read_mac_addr(struct e1000_hw * hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5584
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5585
    uint16_t offset;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5586
    uint16_t eeprom_data, i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5587
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5588
    DEBUGFUNC("e1000_read_mac_addr");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5589
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5590
    for(i = 0; i < NODE_ADDRESS_SIZE; i += 2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5591
        offset = i >> 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5592
        if(e1000_read_eeprom(hw, offset, 1, &eeprom_data) < 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5593
            DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5594
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5595
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5596
        hw->perm_mac_addr[i] = (uint8_t) (eeprom_data & 0x00FF);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5597
        hw->perm_mac_addr[i+1] = (uint8_t) (eeprom_data >> 8);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5598
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5599
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5600
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5601
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5602
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5603
    case e1000_82546:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5604
    case e1000_82546_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5605
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5606
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5607
        if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5608
            hw->perm_mac_addr[5] ^= 0x01;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5609
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5610
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5611
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5612
    for(i = 0; i < NODE_ADDRESS_SIZE; i++)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5613
        hw->mac_addr[i] = hw->perm_mac_addr[i];
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5614
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5615
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5616
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5617
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5618
 * Initializes receive address filters.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5619
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5620
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5621
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5622
 * Places the MAC address in receive address register 0 and clears the rest
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5623
 * of the receive addresss registers. Clears the multicast table. Assumes
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5624
 * the receiver is in reset when the routine is called.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5625
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5626
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5627
e1000_init_rx_addrs(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5628
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5629
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5630
    uint32_t rar_num;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5631
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5632
    DEBUGFUNC("e1000_init_rx_addrs");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5633
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5634
    /* Setup the receive address. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5635
    DEBUGOUT("Programming MAC Address into RAR[0]\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5636
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5637
    e1000_rar_set(hw, hw->mac_addr, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5638
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5639
    rar_num = E1000_RAR_ENTRIES;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5640
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5641
    /* Reserve a spot for the Locally Administered Address to work around
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5642
     * an 82571 issue in which a reset on one port will reload the MAC on
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5643
     * the other port. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5644
    if ((hw->mac_type == e1000_82571) && (hw->laa_is_present == TRUE))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5645
        rar_num -= 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5646
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5647
        rar_num = E1000_RAR_ENTRIES_ICH8LAN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5648
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5649
    /* Zero out the other 15 receive addresses. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5650
    DEBUGOUT("Clearing RAR[1-15]\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5651
    for(i = 1; i < rar_num; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5652
        E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5653
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5654
        E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5655
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5656
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5657
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5658
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5659
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5660
 * Updates the MAC's list of multicast addresses.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5661
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5662
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5663
 * mc_addr_list - the list of new multicast addresses
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5664
 * mc_addr_count - number of addresses
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5665
 * pad - number of bytes between addresses in the list
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5666
 * rar_used_count - offset where to start adding mc addresses into the RAR's
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5667
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5668
 * The given list replaces any existing list. Clears the last 15 receive
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5669
 * address registers and the multicast table. Uses receive address registers
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5670
 * for the first 15 multicast addresses, and hashes the rest into the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5671
 * multicast table.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5672
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5673
#if 0
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5674
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5675
e1000_mc_addr_list_update(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5676
                          uint8_t *mc_addr_list,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5677
                          uint32_t mc_addr_count,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5678
                          uint32_t pad,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5679
                          uint32_t rar_used_count)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5680
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5681
    uint32_t hash_value;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5682
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5683
    uint32_t num_rar_entry;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5684
    uint32_t num_mta_entry;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5685
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5686
    DEBUGFUNC("e1000_mc_addr_list_update");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5687
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5688
    /* Set the new number of MC addresses that we are being requested to use. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5689
    hw->num_mc_addrs = mc_addr_count;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5690
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5691
    /* Clear RAR[1-15] */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5692
    DEBUGOUT(" Clearing RAR[1-15]\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5693
    num_rar_entry = E1000_RAR_ENTRIES;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5694
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5695
        num_rar_entry = E1000_RAR_ENTRIES_ICH8LAN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5696
    /* Reserve a spot for the Locally Administered Address to work around
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5697
     * an 82571 issue in which a reset on one port will reload the MAC on
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5698
     * the other port. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5699
    if ((hw->mac_type == e1000_82571) && (hw->laa_is_present == TRUE))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5700
        num_rar_entry -= 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5701
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5702
    for(i = rar_used_count; i < num_rar_entry; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5703
        E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5704
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5705
        E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5706
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5707
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5708
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5709
    /* Clear the MTA */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5710
    DEBUGOUT(" Clearing MTA\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5711
    num_mta_entry = E1000_NUM_MTA_REGISTERS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5712
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5713
        num_mta_entry = E1000_NUM_MTA_REGISTERS_ICH8LAN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5714
    for(i = 0; i < num_mta_entry; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5715
        E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5716
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5717
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5718
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5719
    /* Add the new addresses */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5720
    for(i = 0; i < mc_addr_count; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5721
        DEBUGOUT(" Adding the multicast addresses:\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5722
        DEBUGOUT7(" MC Addr #%d =%.2X %.2X %.2X %.2X %.2X %.2X\n", i,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5723
                  mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad)],
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5724
                  mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 1],
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5725
                  mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 2],
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5726
                  mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 3],
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5727
                  mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 4],
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5728
                  mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 5]);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5729
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5730
        hash_value = e1000_hash_mc_addr(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5731
                                        mc_addr_list +
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5732
                                        (i * (ETH_LENGTH_OF_ADDRESS + pad)));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5733
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5734
        DEBUGOUT1(" Hash value = 0x%03X\n", hash_value);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5735
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5736
        /* Place this multicast address in the RAR if there is room, *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5737
         * else put it in the MTA
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5738
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5739
        if (rar_used_count < num_rar_entry) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5740
            e1000_rar_set(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5741
                          mc_addr_list + (i * (ETH_LENGTH_OF_ADDRESS + pad)),
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5742
                          rar_used_count);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5743
            rar_used_count++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5744
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5745
            e1000_mta_set(hw, hash_value);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5746
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5747
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5748
    DEBUGOUT("MC Update Complete\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5749
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5750
#endif  /*  0  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5751
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5752
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5753
 * Hashes an address to determine its location in the multicast table
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5754
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5755
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5756
 * mc_addr - the multicast address to hash
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5757
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5758
uint32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5759
e1000_hash_mc_addr(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5760
                   uint8_t *mc_addr)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5761
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5762
    uint32_t hash_value = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5763
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5764
    /* The portion of the address that is used for the hash table is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5765
     * determined by the mc_filter_type setting.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5766
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5767
    switch (hw->mc_filter_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5768
    /* [0] [1] [2] [3] [4] [5]
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5769
     * 01  AA  00  12  34  56
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5770
     * LSB                 MSB
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5771
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5772
    case 0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5773
        if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5774
            /* [47:38] i.e. 0x158 for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5775
            hash_value = ((mc_addr[4] >> 6) | (((uint16_t) mc_addr[5]) << 2));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5776
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5777
            /* [47:36] i.e. 0x563 for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5778
            hash_value = ((mc_addr[4] >> 4) | (((uint16_t) mc_addr[5]) << 4));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5779
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5780
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5781
    case 1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5782
        if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5783
            /* [46:37] i.e. 0x2B1 for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5784
            hash_value = ((mc_addr[4] >> 5) | (((uint16_t) mc_addr[5]) << 3));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5785
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5786
            /* [46:35] i.e. 0xAC6 for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5787
            hash_value = ((mc_addr[4] >> 3) | (((uint16_t) mc_addr[5]) << 5));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5788
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5789
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5790
    case 2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5791
        if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5792
            /*[45:36] i.e. 0x163 for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5793
            hash_value = ((mc_addr[4] >> 4) | (((uint16_t) mc_addr[5]) << 4));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5794
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5795
            /* [45:34] i.e. 0x5D8 for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5796
            hash_value = ((mc_addr[4] >> 2) | (((uint16_t) mc_addr[5]) << 6));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5797
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5798
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5799
    case 3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5800
        if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5801
            /* [43:34] i.e. 0x18D for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5802
            hash_value = ((mc_addr[4] >> 2) | (((uint16_t) mc_addr[5]) << 6));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5803
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5804
            /* [43:32] i.e. 0x634 for above example address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5805
            hash_value = ((mc_addr[4]) | (((uint16_t) mc_addr[5]) << 8));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5806
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5807
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5808
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5809
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5810
    hash_value &= 0xFFF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5811
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5812
        hash_value &= 0x3FF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5813
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5814
    return hash_value;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5815
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5816
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5817
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5818
 * Sets the bit in the multicast table corresponding to the hash value.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5819
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5820
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5821
 * hash_value - Multicast address hash value
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5822
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5823
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5824
e1000_mta_set(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5825
              uint32_t hash_value)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5826
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5827
    uint32_t hash_bit, hash_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5828
    uint32_t mta;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5829
    uint32_t temp;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5830
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5831
    /* The MTA is a register array of 128 32-bit registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5832
     * It is treated like an array of 4096 bits.  We want to set
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5833
     * bit BitArray[hash_value]. So we figure out what register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5834
     * the bit is in, read it, OR in the new bit, then write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5835
     * back the new value.  The register is determined by the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5836
     * upper 7 bits of the hash value and the bit within that
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5837
     * register are determined by the lower 5 bits of the value.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5838
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5839
    hash_reg = (hash_value >> 5) & 0x7F;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5840
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5841
        hash_reg &= 0x1F;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5842
    hash_bit = hash_value & 0x1F;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5843
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5844
    mta = E1000_READ_REG_ARRAY(hw, MTA, hash_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5845
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5846
    mta |= (1 << hash_bit);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5847
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5848
    /* If we are on an 82544 and we are trying to write an odd offset
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5849
     * in the MTA, save off the previous entry before writing and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5850
     * restore the old value after writing.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5851
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5852
    if((hw->mac_type == e1000_82544) && ((hash_reg & 0x1) == 1)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5853
        temp = E1000_READ_REG_ARRAY(hw, MTA, (hash_reg - 1));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5854
        E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5855
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5856
        E1000_WRITE_REG_ARRAY(hw, MTA, (hash_reg - 1), temp);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5857
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5858
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5859
        E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5860
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5861
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5862
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5863
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5864
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5865
 * Puts an ethernet address into a receive address register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5866
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5867
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5868
 * addr - Address to put into receive address register
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5869
 * index - Receive address register to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5870
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5871
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5872
e1000_rar_set(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5873
              uint8_t *addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5874
              uint32_t index)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5875
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5876
    uint32_t rar_low, rar_high;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5877
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5878
    /* HW expects these in little endian so we reverse the byte order
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5879
     * from network order (big endian) to little endian
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5880
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5881
    rar_low = ((uint32_t) addr[0] |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5882
               ((uint32_t) addr[1] << 8) |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5883
               ((uint32_t) addr[2] << 16) | ((uint32_t) addr[3] << 24));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5884
    rar_high = ((uint32_t) addr[4] | ((uint32_t) addr[5] << 8));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5885
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5886
    /* Disable Rx and flush all Rx frames before enabling RSS to avoid Rx
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5887
     * unit hang.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5888
     *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5889
     * Description:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5890
     * If there are any Rx frames queued up or otherwise present in the HW
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5891
     * before RSS is enabled, and then we enable RSS, the HW Rx unit will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5892
     * hang.  To work around this issue, we have to disable receives and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5893
     * flush out all Rx frames before we enable RSS. To do so, we modify we
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5894
     * redirect all Rx traffic to manageability and then reset the HW.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5895
     * This flushes away Rx frames, and (since the redirections to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5896
     * manageability persists across resets) keeps new ones from coming in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5897
     * while we work.  Then, we clear the Address Valid AV bit for all MAC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5898
     * addresses and undo the re-direction to manageability.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5899
     * Now, frames are coming in again, but the MAC won't accept them, so
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5900
     * far so good.  We now proceed to initialize RSS (if necessary) and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5901
     * configure the Rx unit.  Last, we re-enable the AV bits and continue
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5902
     * on our merry way.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5903
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5904
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5905
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5906
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5907
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5908
        if (hw->leave_av_bit_off == TRUE)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5909
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5910
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5911
        /* Indicate to hardware the Address is Valid. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5912
        rar_high |= E1000_RAH_AV;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5913
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5914
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5915
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5916
    E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5917
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5918
    E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5919
    E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5920
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5921
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5922
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5923
 * Writes a value to the specified offset in the VLAN filter table.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5924
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5925
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5926
 * offset - Offset in VLAN filer table to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5927
 * value - Value to write into VLAN filter table
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5928
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5929
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5930
e1000_write_vfta(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5931
                 uint32_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5932
                 uint32_t value)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5933
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5934
    uint32_t temp;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5935
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5936
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5937
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5938
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5939
    if ((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5940
        temp = E1000_READ_REG_ARRAY(hw, VFTA, (offset - 1));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5941
        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5942
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5943
        E1000_WRITE_REG_ARRAY(hw, VFTA, (offset - 1), temp);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5944
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5945
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5946
        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5947
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5948
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5949
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5950
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5951
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5952
 * Clears the VLAN filer table
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5953
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5954
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5955
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5956
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5957
e1000_clear_vfta(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5958
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5959
    uint32_t offset;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5960
    uint32_t vfta_value = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5961
    uint32_t vfta_offset = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5962
    uint32_t vfta_bit_in_reg = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5963
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5964
    if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5965
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5966
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5967
    if (hw->mac_type == e1000_82573) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5968
        if (hw->mng_cookie.vlan_id != 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5969
            /* The VFTA is a 4096b bit-field, each identifying a single VLAN
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5970
             * ID.  The following operations determine which 32b entry
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5971
             * (i.e. offset) into the array we want to set the VLAN ID
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5972
             * (i.e. bit) of the manageability unit. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5973
            vfta_offset = (hw->mng_cookie.vlan_id >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5974
                           E1000_VFTA_ENTRY_SHIFT) &
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5975
                          E1000_VFTA_ENTRY_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5976
            vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id &
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5977
                                    E1000_VFTA_ENTRY_BIT_SHIFT_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5978
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5979
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5980
    for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5981
        /* If the offset we want to clear is the same offset of the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5982
         * manageability VLAN ID, then clear all bits except that of the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5983
         * manageability unit */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5984
        vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5985
        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5986
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5987
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5988
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5989
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5990
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5991
e1000_id_led_init(struct e1000_hw * hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5992
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5993
    uint32_t ledctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5994
    const uint32_t ledctl_mask = 0x000000FF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5995
    const uint32_t ledctl_on = E1000_LEDCTL_MODE_LED_ON;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5996
    const uint32_t ledctl_off = E1000_LEDCTL_MODE_LED_OFF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5997
    uint16_t eeprom_data, i, temp;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5998
    const uint16_t led_mask = 0x0F;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5999
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6000
    DEBUGFUNC("e1000_id_led_init");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6001
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6002
    if(hw->mac_type < e1000_82540) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6003
        /* Nothing to do */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6004
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6005
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6006
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6007
    ledctl = E1000_READ_REG(hw, LEDCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6008
    hw->ledctl_default = ledctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6009
    hw->ledctl_mode1 = hw->ledctl_default;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6010
    hw->ledctl_mode2 = hw->ledctl_default;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6011
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6012
    if(e1000_read_eeprom(hw, EEPROM_ID_LED_SETTINGS, 1, &eeprom_data) < 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6013
        DEBUGOUT("EEPROM Read Error\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6014
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6015
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6016
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6017
    if ((hw->mac_type == e1000_82573) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6018
        (eeprom_data == ID_LED_RESERVED_82573))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6019
        eeprom_data = ID_LED_DEFAULT_82573;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6020
    else if ((eeprom_data == ID_LED_RESERVED_0000) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6021
            (eeprom_data == ID_LED_RESERVED_FFFF)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6022
        if (hw->mac_type == e1000_ich8lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6023
            eeprom_data = ID_LED_DEFAULT_ICH8LAN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6024
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6025
            eeprom_data = ID_LED_DEFAULT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6026
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6027
    for (i = 0; i < 4; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6028
        temp = (eeprom_data >> (i << 2)) & led_mask;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6029
        switch(temp) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6030
        case ID_LED_ON1_DEF2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6031
        case ID_LED_ON1_ON2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6032
        case ID_LED_ON1_OFF2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6033
            hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6034
            hw->ledctl_mode1 |= ledctl_on << (i << 3);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6035
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6036
        case ID_LED_OFF1_DEF2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6037
        case ID_LED_OFF1_ON2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6038
        case ID_LED_OFF1_OFF2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6039
            hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6040
            hw->ledctl_mode1 |= ledctl_off << (i << 3);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6041
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6042
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6043
            /* Do nothing */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6044
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6045
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6046
        switch(temp) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6047
        case ID_LED_DEF1_ON2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6048
        case ID_LED_ON1_ON2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6049
        case ID_LED_OFF1_ON2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6050
            hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6051
            hw->ledctl_mode2 |= ledctl_on << (i << 3);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6052
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6053
        case ID_LED_DEF1_OFF2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6054
        case ID_LED_ON1_OFF2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6055
        case ID_LED_OFF1_OFF2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6056
            hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6057
            hw->ledctl_mode2 |= ledctl_off << (i << 3);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6058
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6059
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6060
            /* Do nothing */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6061
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6062
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6063
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6064
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6065
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6066
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6067
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6068
 * Prepares SW controlable LED for use and saves the current state of the LED.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6069
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6070
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6071
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6072
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6073
e1000_setup_led(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6074
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6075
    uint32_t ledctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6076
    int32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6077
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6078
    DEBUGFUNC("e1000_setup_led");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6079
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6080
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6081
    case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6082
    case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6083
    case e1000_82543:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6084
    case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6085
        /* No setup necessary */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6086
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6087
    case e1000_82541:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6088
    case e1000_82547:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6089
    case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6090
    case e1000_82547_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6091
        /* Turn off PHY Smart Power Down (if enabled) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6092
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6093
                                     &hw->phy_spd_default);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6094
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6095
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6096
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6097
                                      (uint16_t)(hw->phy_spd_default &
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6098
                                      ~IGP01E1000_GMII_SPD));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6099
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6100
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6101
        /* Fall Through */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6102
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6103
        if(hw->media_type == e1000_media_type_fiber) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6104
            ledctl = E1000_READ_REG(hw, LEDCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6105
            /* Save current LEDCTL settings */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6106
            hw->ledctl_default = ledctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6107
            /* Turn off LED0 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6108
            ledctl &= ~(E1000_LEDCTL_LED0_IVRT |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6109
                        E1000_LEDCTL_LED0_BLINK |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6110
                        E1000_LEDCTL_LED0_MODE_MASK);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6111
            ledctl |= (E1000_LEDCTL_MODE_LED_OFF <<
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6112
                       E1000_LEDCTL_LED0_MODE_SHIFT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6113
            E1000_WRITE_REG(hw, LEDCTL, ledctl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6114
        } else if(hw->media_type == e1000_media_type_copper)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6115
            E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6116
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6117
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6118
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6119
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6120
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6121
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6122
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6123
 * Used on 82571 and later Si that has LED blink bits.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6124
 * Callers must use their own timer and should have already called
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6125
 * e1000_id_led_init()
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6126
 * Call e1000_cleanup led() to stop blinking
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6127
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6128
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6129
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6130
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6131
e1000_blink_led_start(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6132
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6133
    int16_t  i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6134
    uint32_t ledctl_blink = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6135
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6136
    DEBUGFUNC("e1000_id_led_blink_on");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6137
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6138
    if (hw->mac_type < e1000_82571) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6139
        /* Nothing to do */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6140
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6141
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6142
    if (hw->media_type == e1000_media_type_fiber) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6143
        /* always blink LED0 for PCI-E fiber */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6144
        ledctl_blink = E1000_LEDCTL_LED0_BLINK |
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6145
                     (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6146
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6147
        /* set the blink bit for each LED that's "on" (0x0E) in ledctl_mode2 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6148
        ledctl_blink = hw->ledctl_mode2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6149
        for (i=0; i < 4; i++)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6150
            if (((hw->ledctl_mode2 >> (i * 8)) & 0xFF) ==
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6151
                E1000_LEDCTL_MODE_LED_ON)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6152
                ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << (i * 8));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6153
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6154
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6155
    E1000_WRITE_REG(hw, LEDCTL, ledctl_blink);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6156
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6157
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6158
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6159
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6160
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6161
 * Restores the saved state of the SW controlable LED.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6162
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6163
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6164
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6165
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6166
e1000_cleanup_led(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6167
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6168
    int32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6169
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6170
    DEBUGFUNC("e1000_cleanup_led");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6171
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6172
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6173
    case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6174
    case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6175
    case e1000_82543:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6176
    case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6177
        /* No cleanup necessary */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6178
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6179
    case e1000_82541:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6180
    case e1000_82547:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6181
    case e1000_82541_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6182
    case e1000_82547_rev_2:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6183
        /* Turn on PHY Smart Power Down (if previously enabled) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6184
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6185
                                      hw->phy_spd_default);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6186
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6187
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6188
        /* Fall Through */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6189
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6190
        if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6191
            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6192
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6193
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6194
        /* Restore LEDCTL settings */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6195
        E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_default);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6196
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6197
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6198
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6199
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6200
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6201
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6202
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6203
 * Turns on the software controllable LED
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6204
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6205
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6206
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6207
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6208
e1000_led_on(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6209
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6210
    uint32_t ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6211
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6212
    DEBUGFUNC("e1000_led_on");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6213
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6214
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6215
    case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6216
    case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6217
    case e1000_82543:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6218
        /* Set SW Defineable Pin 0 to turn on the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6219
        ctrl |= E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6220
        ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6221
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6222
    case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6223
        if(hw->media_type == e1000_media_type_fiber) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6224
            /* Set SW Defineable Pin 0 to turn on the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6225
            ctrl |= E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6226
            ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6227
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6228
            /* Clear SW Defineable Pin 0 to turn on the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6229
            ctrl &= ~E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6230
            ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6231
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6232
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6233
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6234
        if(hw->media_type == e1000_media_type_fiber) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6235
            /* Clear SW Defineable Pin 0 to turn on the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6236
            ctrl &= ~E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6237
            ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6238
        } else if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6239
            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6240
                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6241
        } else if (hw->media_type == e1000_media_type_copper) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6242
            E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6243
            return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6244
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6245
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6246
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6247
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6248
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6249
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6250
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6251
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6252
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6253
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6254
 * Turns off the software controllable LED
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6255
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6256
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6257
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6258
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6259
e1000_led_off(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6260
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6261
    uint32_t ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6262
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6263
    DEBUGFUNC("e1000_led_off");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6264
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6265
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6266
    case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6267
    case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6268
    case e1000_82543:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6269
        /* Clear SW Defineable Pin 0 to turn off the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6270
        ctrl &= ~E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6271
        ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6272
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6273
    case e1000_82544:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6274
        if(hw->media_type == e1000_media_type_fiber) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6275
            /* Clear SW Defineable Pin 0 to turn off the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6276
            ctrl &= ~E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6277
            ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6278
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6279
            /* Set SW Defineable Pin 0 to turn off the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6280
            ctrl |= E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6281
            ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6282
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6283
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6284
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6285
        if(hw->media_type == e1000_media_type_fiber) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6286
            /* Set SW Defineable Pin 0 to turn off the LED */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6287
            ctrl |= E1000_CTRL_SWDPIN0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6288
            ctrl |= E1000_CTRL_SWDPIO0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6289
        } else if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6290
            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6291
                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6292
        } else if (hw->media_type == e1000_media_type_copper) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6293
            E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6294
            return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6295
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6296
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6297
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6298
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6299
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6300
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6301
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6302
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6303
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6304
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6305
 * Clears all hardware statistics counters.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6306
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6307
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6308
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6309
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6310
e1000_clear_hw_cntrs(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6311
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6312
    volatile uint32_t temp;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6313
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6314
    temp = E1000_READ_REG(hw, CRCERRS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6315
    temp = E1000_READ_REG(hw, SYMERRS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6316
    temp = E1000_READ_REG(hw, MPC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6317
    temp = E1000_READ_REG(hw, SCC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6318
    temp = E1000_READ_REG(hw, ECOL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6319
    temp = E1000_READ_REG(hw, MCC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6320
    temp = E1000_READ_REG(hw, LATECOL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6321
    temp = E1000_READ_REG(hw, COLC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6322
    temp = E1000_READ_REG(hw, DC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6323
    temp = E1000_READ_REG(hw, SEC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6324
    temp = E1000_READ_REG(hw, RLEC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6325
    temp = E1000_READ_REG(hw, XONRXC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6326
    temp = E1000_READ_REG(hw, XONTXC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6327
    temp = E1000_READ_REG(hw, XOFFRXC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6328
    temp = E1000_READ_REG(hw, XOFFTXC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6329
    temp = E1000_READ_REG(hw, FCRUC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6330
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6331
    if (hw->mac_type != e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6332
    temp = E1000_READ_REG(hw, PRC64);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6333
    temp = E1000_READ_REG(hw, PRC127);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6334
    temp = E1000_READ_REG(hw, PRC255);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6335
    temp = E1000_READ_REG(hw, PRC511);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6336
    temp = E1000_READ_REG(hw, PRC1023);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6337
    temp = E1000_READ_REG(hw, PRC1522);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6338
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6339
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6340
    temp = E1000_READ_REG(hw, GPRC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6341
    temp = E1000_READ_REG(hw, BPRC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6342
    temp = E1000_READ_REG(hw, MPRC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6343
    temp = E1000_READ_REG(hw, GPTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6344
    temp = E1000_READ_REG(hw, GORCL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6345
    temp = E1000_READ_REG(hw, GORCH);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6346
    temp = E1000_READ_REG(hw, GOTCL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6347
    temp = E1000_READ_REG(hw, GOTCH);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6348
    temp = E1000_READ_REG(hw, RNBC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6349
    temp = E1000_READ_REG(hw, RUC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6350
    temp = E1000_READ_REG(hw, RFC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6351
    temp = E1000_READ_REG(hw, ROC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6352
    temp = E1000_READ_REG(hw, RJC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6353
    temp = E1000_READ_REG(hw, TORL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6354
    temp = E1000_READ_REG(hw, TORH);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6355
    temp = E1000_READ_REG(hw, TOTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6356
    temp = E1000_READ_REG(hw, TOTH);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6357
    temp = E1000_READ_REG(hw, TPR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6358
    temp = E1000_READ_REG(hw, TPT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6359
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6360
    if (hw->mac_type != e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6361
    temp = E1000_READ_REG(hw, PTC64);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6362
    temp = E1000_READ_REG(hw, PTC127);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6363
    temp = E1000_READ_REG(hw, PTC255);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6364
    temp = E1000_READ_REG(hw, PTC511);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6365
    temp = E1000_READ_REG(hw, PTC1023);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6366
    temp = E1000_READ_REG(hw, PTC1522);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6367
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6368
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6369
    temp = E1000_READ_REG(hw, MPTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6370
    temp = E1000_READ_REG(hw, BPTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6371
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6372
    if(hw->mac_type < e1000_82543) return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6373
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6374
    temp = E1000_READ_REG(hw, ALGNERRC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6375
    temp = E1000_READ_REG(hw, RXERRC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6376
    temp = E1000_READ_REG(hw, TNCRS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6377
    temp = E1000_READ_REG(hw, CEXTERR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6378
    temp = E1000_READ_REG(hw, TSCTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6379
    temp = E1000_READ_REG(hw, TSCTFC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6380
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6381
    if(hw->mac_type <= e1000_82544) return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6382
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6383
    temp = E1000_READ_REG(hw, MGTPRC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6384
    temp = E1000_READ_REG(hw, MGTPDC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6385
    temp = E1000_READ_REG(hw, MGTPTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6386
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6387
    if(hw->mac_type <= e1000_82547_rev_2) return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6388
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6389
    temp = E1000_READ_REG(hw, IAC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6390
    temp = E1000_READ_REG(hw, ICRXOC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6391
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6392
    if (hw->mac_type == e1000_ich8lan) return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6393
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6394
    temp = E1000_READ_REG(hw, ICRXPTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6395
    temp = E1000_READ_REG(hw, ICRXATC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6396
    temp = E1000_READ_REG(hw, ICTXPTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6397
    temp = E1000_READ_REG(hw, ICTXATC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6398
    temp = E1000_READ_REG(hw, ICTXQEC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6399
    temp = E1000_READ_REG(hw, ICTXQMTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6400
    temp = E1000_READ_REG(hw, ICRXDMTC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6401
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6402
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6403
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6404
 * Resets Adaptive IFS to its default state.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6405
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6406
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6407
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6408
 * Call this after e1000_init_hw. You may override the IFS defaults by setting
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6409
 * hw->ifs_params_forced to TRUE. However, you must initialize hw->
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6410
 * current_ifs_val, ifs_min_val, ifs_max_val, ifs_step_size, and ifs_ratio
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6411
 * before calling this function.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6412
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6413
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6414
e1000_reset_adaptive(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6415
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6416
    DEBUGFUNC("e1000_reset_adaptive");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6417
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6418
    if(hw->adaptive_ifs) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6419
        if(!hw->ifs_params_forced) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6420
            hw->current_ifs_val = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6421
            hw->ifs_min_val = IFS_MIN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6422
            hw->ifs_max_val = IFS_MAX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6423
            hw->ifs_step_size = IFS_STEP;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6424
            hw->ifs_ratio = IFS_RATIO;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6425
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6426
        hw->in_ifs_mode = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6427
        E1000_WRITE_REG(hw, AIT, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6428
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6429
        DEBUGOUT("Not in Adaptive IFS mode!\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6430
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6431
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6432
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6433
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6434
 * Called during the callback/watchdog routine to update IFS value based on
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6435
 * the ratio of transmits to collisions.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6436
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6437
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6438
 * tx_packets - Number of transmits since last callback
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6439
 * total_collisions - Number of collisions since last callback
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6440
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6441
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6442
e1000_update_adaptive(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6443
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6444
    DEBUGFUNC("e1000_update_adaptive");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6445
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6446
    if(hw->adaptive_ifs) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6447
        if((hw->collision_delta * hw->ifs_ratio) > hw->tx_packet_delta) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6448
            if(hw->tx_packet_delta > MIN_NUM_XMITS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6449
                hw->in_ifs_mode = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6450
                if(hw->current_ifs_val < hw->ifs_max_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6451
                    if(hw->current_ifs_val == 0)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6452
                        hw->current_ifs_val = hw->ifs_min_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6453
                    else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6454
                        hw->current_ifs_val += hw->ifs_step_size;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6455
                    E1000_WRITE_REG(hw, AIT, hw->current_ifs_val);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6456
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6457
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6458
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6459
            if(hw->in_ifs_mode && (hw->tx_packet_delta <= MIN_NUM_XMITS)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6460
                hw->current_ifs_val = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6461
                hw->in_ifs_mode = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6462
                E1000_WRITE_REG(hw, AIT, 0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6463
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6464
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6465
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6466
        DEBUGOUT("Not in Adaptive IFS mode!\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6467
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6468
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6469
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6470
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6471
 * Adjusts the statistic counters when a frame is accepted by TBI_ACCEPT
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6472
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6473
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6474
 * frame_len - The length of the frame in question
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6475
 * mac_addr - The Ethernet destination address of the frame in question
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6476
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6477
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6478
e1000_tbi_adjust_stats(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6479
                       struct e1000_hw_stats *stats,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6480
                       uint32_t frame_len,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6481
                       uint8_t *mac_addr)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6482
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6483
    uint64_t carry_bit;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6484
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6485
    /* First adjust the frame length. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6486
    frame_len--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6487
    /* We need to adjust the statistics counters, since the hardware
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6488
     * counters overcount this packet as a CRC error and undercount
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6489
     * the packet as a good packet
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6490
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6491
    /* This packet should not be counted as a CRC error.    */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6492
    stats->crcerrs--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6493
    /* This packet does count as a Good Packet Received.    */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6494
    stats->gprc++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6495
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6496
    /* Adjust the Good Octets received counters             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6497
    carry_bit = 0x80000000 & stats->gorcl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6498
    stats->gorcl += frame_len;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6499
    /* If the high bit of Gorcl (the low 32 bits of the Good Octets
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6500
     * Received Count) was one before the addition,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6501
     * AND it is zero after, then we lost the carry out,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6502
     * need to add one to Gorch (Good Octets Received Count High).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6503
     * This could be simplified if all environments supported
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6504
     * 64-bit integers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6505
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6506
    if(carry_bit && ((stats->gorcl & 0x80000000) == 0))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6507
        stats->gorch++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6508
    /* Is this a broadcast or multicast?  Check broadcast first,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6509
     * since the test for a multicast frame will test positive on
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6510
     * a broadcast frame.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6511
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6512
    if((mac_addr[0] == (uint8_t) 0xff) && (mac_addr[1] == (uint8_t) 0xff))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6513
        /* Broadcast packet */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6514
        stats->bprc++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6515
    else if(*mac_addr & 0x01)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6516
        /* Multicast packet */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6517
        stats->mprc++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6518
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6519
    if(frame_len == hw->max_frame_size) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6520
        /* In this case, the hardware has overcounted the number of
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6521
         * oversize frames.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6522
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6523
        if(stats->roc > 0)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6524
            stats->roc--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6525
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6526
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6527
    /* Adjust the bin counters when the extra byte put the frame in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6528
     * wrong bin. Remember that the frame_len was adjusted above.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6529
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6530
    if(frame_len == 64) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6531
        stats->prc64++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6532
        stats->prc127--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6533
    } else if(frame_len == 127) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6534
        stats->prc127++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6535
        stats->prc255--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6536
    } else if(frame_len == 255) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6537
        stats->prc255++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6538
        stats->prc511--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6539
    } else if(frame_len == 511) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6540
        stats->prc511++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6541
        stats->prc1023--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6542
    } else if(frame_len == 1023) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6543
        stats->prc1023++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6544
        stats->prc1522--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6545
    } else if(frame_len == 1522) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6546
        stats->prc1522++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6547
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6548
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6549
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6550
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6551
 * Gets the current PCI bus type, speed, and width of the hardware
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6552
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6553
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6554
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6555
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6556
e1000_get_bus_info(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6557
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6558
    uint32_t status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6559
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6560
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6561
    case e1000_82542_rev2_0:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6562
    case e1000_82542_rev2_1:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6563
        hw->bus_type = e1000_bus_type_unknown;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6564
        hw->bus_speed = e1000_bus_speed_unknown;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6565
        hw->bus_width = e1000_bus_width_unknown;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6566
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6567
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6568
    case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6569
        hw->bus_type = e1000_bus_type_pci_express;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6570
        hw->bus_speed = e1000_bus_speed_2500;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6571
        hw->bus_width = e1000_bus_width_pciex_1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6572
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6573
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6574
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6575
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6576
        hw->bus_type = e1000_bus_type_pci_express;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6577
        hw->bus_speed = e1000_bus_speed_2500;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6578
        hw->bus_width = e1000_bus_width_pciex_4;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6579
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6580
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6581
        status = E1000_READ_REG(hw, STATUS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6582
        hw->bus_type = (status & E1000_STATUS_PCIX_MODE) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6583
                       e1000_bus_type_pcix : e1000_bus_type_pci;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6584
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6585
        if(hw->device_id == E1000_DEV_ID_82546EB_QUAD_COPPER) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6586
            hw->bus_speed = (hw->bus_type == e1000_bus_type_pci) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6587
                            e1000_bus_speed_66 : e1000_bus_speed_120;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6588
        } else if(hw->bus_type == e1000_bus_type_pci) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6589
            hw->bus_speed = (status & E1000_STATUS_PCI66) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6590
                            e1000_bus_speed_66 : e1000_bus_speed_33;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6591
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6592
            switch (status & E1000_STATUS_PCIX_SPEED) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6593
            case E1000_STATUS_PCIX_SPEED_66:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6594
                hw->bus_speed = e1000_bus_speed_66;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6595
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6596
            case E1000_STATUS_PCIX_SPEED_100:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6597
                hw->bus_speed = e1000_bus_speed_100;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6598
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6599
            case E1000_STATUS_PCIX_SPEED_133:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6600
                hw->bus_speed = e1000_bus_speed_133;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6601
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6602
            default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6603
                hw->bus_speed = e1000_bus_speed_reserved;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6604
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6605
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6606
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6607
        hw->bus_width = (status & E1000_STATUS_BUS64) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6608
                        e1000_bus_width_64 : e1000_bus_width_32;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6609
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6610
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6611
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6612
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6613
 * Reads a value from one of the devices registers using port I/O (as opposed
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6614
 * memory mapped I/O). Only 82544 and newer devices support port I/O.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6615
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6616
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6617
 * offset - offset to read from
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6618
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6619
#if 0
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6620
uint32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6621
e1000_read_reg_io(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6622
                  uint32_t offset)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6623
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6624
    unsigned long io_addr = hw->io_base;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6625
    unsigned long io_data = hw->io_base + 4;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6626
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6627
    e1000_io_write(hw, io_addr, offset);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6628
    return e1000_io_read(hw, io_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6629
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6630
#endif  /*  0  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6631
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6632
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6633
 * Writes a value to one of the devices registers using port I/O (as opposed to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6634
 * memory mapped I/O). Only 82544 and newer devices support port I/O.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6635
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6636
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6637
 * offset - offset to write to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6638
 * value - value to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6639
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6640
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6641
e1000_write_reg_io(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6642
                   uint32_t offset,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6643
                   uint32_t value)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6644
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6645
    unsigned long io_addr = hw->io_base;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6646
    unsigned long io_data = hw->io_base + 4;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6647
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6648
    e1000_io_write(hw, io_addr, offset);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6649
    e1000_io_write(hw, io_data, value);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6650
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6651
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6652
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6653
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6654
 * Estimates the cable length.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6655
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6656
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6657
 * min_length - The estimated minimum length
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6658
 * max_length - The estimated maximum length
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6659
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6660
 * returns: - E1000_ERR_XXX
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6661
 *            E1000_SUCCESS
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6662
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6663
 * This function always returns a ranged length (minimum & maximum).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6664
 * So for M88 phy's, this function interprets the one value returned from the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6665
 * register to the minimum and maximum range.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6666
 * For IGP phy's, the function calculates the range by the AGC registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6667
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6668
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6669
e1000_get_cable_length(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6670
                       uint16_t *min_length,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6671
                       uint16_t *max_length)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6672
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6673
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6674
    uint16_t agc_value = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6675
    uint16_t i, phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6676
    uint16_t cable_length;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6677
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6678
    DEBUGFUNC("e1000_get_cable_length");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6679
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6680
    *min_length = *max_length = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6681
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6682
    /* Use old method for Phy older than IGP */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6683
    if(hw->phy_type == e1000_phy_m88) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6684
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6685
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6686
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6687
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6688
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6689
        cable_length = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6690
                       M88E1000_PSSR_CABLE_LENGTH_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6691
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6692
        /* Convert the enum value to ranged values */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6693
        switch (cable_length) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6694
        case e1000_cable_length_50:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6695
            *min_length = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6696
            *max_length = e1000_igp_cable_length_50;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6697
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6698
        case e1000_cable_length_50_80:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6699
            *min_length = e1000_igp_cable_length_50;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6700
            *max_length = e1000_igp_cable_length_80;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6701
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6702
        case e1000_cable_length_80_110:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6703
            *min_length = e1000_igp_cable_length_80;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6704
            *max_length = e1000_igp_cable_length_110;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6705
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6706
        case e1000_cable_length_110_140:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6707
            *min_length = e1000_igp_cable_length_110;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6708
            *max_length = e1000_igp_cable_length_140;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6709
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6710
        case e1000_cable_length_140:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6711
            *min_length = e1000_igp_cable_length_140;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6712
            *max_length = e1000_igp_cable_length_170;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6713
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6714
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6715
            return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6716
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6717
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6718
    } else if (hw->phy_type == e1000_phy_gg82563) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6719
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6720
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6721
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6722
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6723
        cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6724
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6725
        switch (cable_length) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6726
        case e1000_gg_cable_length_60:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6727
            *min_length = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6728
            *max_length = e1000_igp_cable_length_60;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6729
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6730
        case e1000_gg_cable_length_60_115:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6731
            *min_length = e1000_igp_cable_length_60;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6732
            *max_length = e1000_igp_cable_length_115;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6733
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6734
        case e1000_gg_cable_length_115_150:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6735
            *min_length = e1000_igp_cable_length_115;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6736
            *max_length = e1000_igp_cable_length_150;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6737
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6738
        case e1000_gg_cable_length_150:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6739
            *min_length = e1000_igp_cable_length_150;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6740
            *max_length = e1000_igp_cable_length_180;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6741
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6742
        default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6743
            return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6744
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6745
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6746
    } else if(hw->phy_type == e1000_phy_igp) { /* For IGP PHY */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6747
        uint16_t cur_agc_value;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6748
        uint16_t min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6749
        uint16_t agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6750
                                                         {IGP01E1000_PHY_AGC_A,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6751
                                                          IGP01E1000_PHY_AGC_B,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6752
                                                          IGP01E1000_PHY_AGC_C,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6753
                                                          IGP01E1000_PHY_AGC_D};
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6754
        /* Read the AGC registers for all channels */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6755
        for(i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6756
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6757
            ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6758
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6759
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6760
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6761
            cur_agc_value = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6762
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6763
            /* Value bound check. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6764
            if ((cur_agc_value >= IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6765
                (cur_agc_value == 0))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6766
                return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6767
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6768
            agc_value += cur_agc_value;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6769
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6770
            /* Update minimal AGC value. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6771
            if (min_agc_value > cur_agc_value)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6772
                min_agc_value = cur_agc_value;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6773
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6774
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6775
        /* Remove the minimal AGC result for length < 50m */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6776
        if (agc_value < IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6777
            agc_value -= min_agc_value;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6778
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6779
            /* Get the average length of the remaining 3 channels */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6780
            agc_value /= (IGP01E1000_PHY_CHANNEL_NUM - 1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6781
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6782
            /* Get the average length of all the 4 channels. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6783
            agc_value /= IGP01E1000_PHY_CHANNEL_NUM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6784
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6785
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6786
        /* Set the range of the calculated length. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6787
        *min_length = ((e1000_igp_cable_length_table[agc_value] -
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6788
                       IGP01E1000_AGC_RANGE) > 0) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6789
                       (e1000_igp_cable_length_table[agc_value] -
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6790
                       IGP01E1000_AGC_RANGE) : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6791
        *max_length = e1000_igp_cable_length_table[agc_value] +
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6792
                      IGP01E1000_AGC_RANGE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6793
    } else if (hw->phy_type == e1000_phy_igp_2 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6794
               hw->phy_type == e1000_phy_igp_3) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6795
        uint16_t cur_agc_index, max_agc_index = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6796
        uint16_t min_agc_index = IGP02E1000_AGC_LENGTH_TABLE_SIZE - 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6797
        uint16_t agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6798
                                                         {IGP02E1000_PHY_AGC_A,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6799
                                                          IGP02E1000_PHY_AGC_B,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6800
                                                          IGP02E1000_PHY_AGC_C,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6801
                                                          IGP02E1000_PHY_AGC_D};
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6802
        /* Read the AGC registers for all channels */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6803
        for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6804
            ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6805
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6806
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6807
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6808
	    /* Getting bits 15:9, which represent the combination of course and
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6809
             * fine gain values.  The result is a number that can be put into
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6810
             * the lookup table to obtain the approximate cable length. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6811
            cur_agc_index = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6812
                            IGP02E1000_AGC_LENGTH_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6813
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6814
            /* Array index bound check. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6815
            if ((cur_agc_index >= IGP02E1000_AGC_LENGTH_TABLE_SIZE) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6816
                (cur_agc_index == 0))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6817
                return -E1000_ERR_PHY;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6818
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6819
            /* Remove min & max AGC values from calculation. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6820
            if (e1000_igp_2_cable_length_table[min_agc_index] >
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6821
                e1000_igp_2_cable_length_table[cur_agc_index])
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6822
                min_agc_index = cur_agc_index;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6823
            if (e1000_igp_2_cable_length_table[max_agc_index] <
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6824
                e1000_igp_2_cable_length_table[cur_agc_index])
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6825
                max_agc_index = cur_agc_index;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6826
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6827
            agc_value += e1000_igp_2_cable_length_table[cur_agc_index];
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6828
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6829
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6830
        agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] +
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6831
                      e1000_igp_2_cable_length_table[max_agc_index]);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6832
        agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6833
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6834
        /* Calculate cable length with the error range of +/- 10 meters. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6835
        *min_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6836
                       (agc_value - IGP02E1000_AGC_RANGE) : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6837
        *max_length = agc_value + IGP02E1000_AGC_RANGE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6838
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6839
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6840
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6841
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6842
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6843
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6844
 * Check the cable polarity
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6845
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6846
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6847
 * polarity - output parameter : 0 - Polarity is not reversed
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6848
 *                               1 - Polarity is reversed.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6849
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6850
 * returns: - E1000_ERR_XXX
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6851
 *            E1000_SUCCESS
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6852
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6853
 * For phy's older then IGP, this function simply reads the polarity bit in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6854
 * Phy Status register.  For IGP phy's, this bit is valid only if link speed is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6855
 * 10 Mbps.  If the link speed is 100 Mbps there is no polarity so this bit will
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6856
 * return 0.  If the link speed is 1000 Mbps the polarity status is in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6857
 * IGP01E1000_PHY_PCS_INIT_REG.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6858
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6859
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6860
e1000_check_polarity(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6861
                     uint16_t *polarity)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6862
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6863
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6864
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6865
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6866
    DEBUGFUNC("e1000_check_polarity");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6867
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6868
    if ((hw->phy_type == e1000_phy_m88) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6869
        (hw->phy_type == e1000_phy_gg82563)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6870
        /* return the Polarity bit in the Status register. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6871
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6872
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6873
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6874
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6875
        *polarity = (phy_data & M88E1000_PSSR_REV_POLARITY) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6876
                    M88E1000_PSSR_REV_POLARITY_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6877
    } else if (hw->phy_type == e1000_phy_igp ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6878
              hw->phy_type == e1000_phy_igp_3 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6879
              hw->phy_type == e1000_phy_igp_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6880
        /* Read the Status register to check the speed */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6881
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6882
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6883
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6884
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6885
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6886
        /* If speed is 1000 Mbps, must read the IGP01E1000_PHY_PCS_INIT_REG to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6887
         * find the polarity status */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6888
        if((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6889
           IGP01E1000_PSSR_SPEED_1000MBPS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6890
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6891
            /* Read the GIG initialization PCS register (0x00B4) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6892
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6893
                                         &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6894
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6895
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6896
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6897
            /* Check the polarity bits */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6898
            *polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ? 1 : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6899
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6900
            /* For 10 Mbps, read the polarity bit in the status register. (for
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6901
             * 100 Mbps this bit is always 0) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6902
            *polarity = phy_data & IGP01E1000_PSSR_POLARITY_REVERSED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6903
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6904
    } else if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6905
        ret_val = e1000_read_phy_reg(hw, IFE_PHY_EXTENDED_STATUS_CONTROL,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6906
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6907
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6908
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6909
        *polarity = (phy_data & IFE_PESC_POLARITY_REVERSED) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6910
                           IFE_PESC_POLARITY_REVERSED_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6911
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6912
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6913
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6914
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6915
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6916
 * Check if Downshift occured
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6917
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6918
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6919
 * downshift - output parameter : 0 - No Downshift ocured.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6920
 *                                1 - Downshift ocured.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6921
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6922
 * returns: - E1000_ERR_XXX
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6923
 *            E1000_SUCCESS
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6924
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6925
 * For phy's older then IGP, this function reads the Downshift bit in the Phy
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6926
 * Specific Status register.  For IGP phy's, it reads the Downgrade bit in the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6927
 * Link Health register.  In IGP this bit is latched high, so the driver must
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6928
 * read it immediately after link is established.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6929
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6930
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6931
e1000_check_downshift(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6932
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6933
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6934
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6935
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6936
    DEBUGFUNC("e1000_check_downshift");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6937
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6938
    if (hw->phy_type == e1000_phy_igp ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6939
        hw->phy_type == e1000_phy_igp_3 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6940
        hw->phy_type == e1000_phy_igp_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6941
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6942
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6943
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6944
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6945
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6946
        hw->speed_downgraded = (phy_data & IGP01E1000_PLHR_SS_DOWNGRADE) ? 1 : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6947
    } else if ((hw->phy_type == e1000_phy_m88) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6948
               (hw->phy_type == e1000_phy_gg82563)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6949
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6950
                                     &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6951
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6952
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6953
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6954
        hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT) >>
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6955
                               M88E1000_PSSR_DOWNSHIFT_SHIFT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6956
    } else if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6957
        /* e1000_phy_ife supports 10/100 speed only */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6958
        hw->speed_downgraded = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6959
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6960
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6961
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6962
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6963
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6964
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6965
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6966
 * 82541_rev_2 & 82547_rev_2 have the capability to configure the DSP when a
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6967
 * gigabit link is achieved to improve link quality.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6968
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6969
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6970
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6971
 * returns: - E1000_ERR_PHY if fail to read/write the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6972
 *            E1000_SUCCESS at any other case.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6973
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6974
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6975
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6976
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6977
e1000_config_dsp_after_link_change(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6978
                                   boolean_t link_up)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6979
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6980
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6981
    uint16_t phy_data, phy_saved_data, speed, duplex, i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6982
    uint16_t dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6983
                                        {IGP01E1000_PHY_AGC_PARAM_A,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6984
                                        IGP01E1000_PHY_AGC_PARAM_B,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6985
                                        IGP01E1000_PHY_AGC_PARAM_C,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6986
                                        IGP01E1000_PHY_AGC_PARAM_D};
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6987
    uint16_t min_length, max_length;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6988
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6989
    DEBUGFUNC("e1000_config_dsp_after_link_change");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6990
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6991
    if(hw->phy_type != e1000_phy_igp)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6992
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6993
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6994
    if(link_up) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6995
        ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6996
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6997
            DEBUGOUT("Error getting link speed and duplex\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6998
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6999
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7000
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7001
        if(speed == SPEED_1000) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7002
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7003
            ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7004
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7005
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7006
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7007
            if((hw->dsp_config_state == e1000_dsp_config_enabled) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7008
                min_length >= e1000_igp_cable_length_50) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7009
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7010
                for(i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7011
                    ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i],
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7012
                                                 &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7013
                    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7014
                        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7015
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7016
                    phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7017
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7018
                    ret_val = e1000_write_phy_reg(hw, dsp_reg_array[i],
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7019
                                                  phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7020
                    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7021
                        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7022
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7023
                hw->dsp_config_state = e1000_dsp_config_activated;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7024
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7025
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7026
            if((hw->ffe_config_state == e1000_ffe_config_enabled) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7027
               (min_length < e1000_igp_cable_length_50)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7028
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7029
                uint16_t ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_20;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7030
                uint32_t idle_errs = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7031
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7032
                /* clear previous idle error counts */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7033
                ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7034
                                             &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7035
                if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7036
                    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7037
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7038
                for(i = 0; i < ffe_idle_err_timeout; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7039
                    udelay(1000);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7040
                    ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7041
                                                 &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7042
                    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7043
                        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7044
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7045
                    idle_errs += (phy_data & SR_1000T_IDLE_ERROR_CNT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7046
                    if(idle_errs > SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7047
                        hw->ffe_config_state = e1000_ffe_config_active;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7048
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7049
                        ret_val = e1000_write_phy_reg(hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7050
                                    IGP01E1000_PHY_DSP_FFE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7051
                                    IGP01E1000_PHY_DSP_FFE_CM_CP);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7052
                        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7053
                            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7054
                        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7055
                    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7056
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7057
                    if(idle_errs)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7058
                        ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_100;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7059
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7060
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7061
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7062
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7063
        if(hw->dsp_config_state == e1000_dsp_config_activated) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7064
            /* Save off the current value of register 0x2F5B to be restored at
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7065
             * the end of the routines. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7066
            ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7067
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7068
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7069
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7070
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7071
            /* Disable the PHY transmitter */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7072
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7073
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7074
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7075
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7076
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7077
            msec_delay_irq(20);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7078
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7079
            ret_val = e1000_write_phy_reg(hw, 0x0000,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7080
                                          IGP01E1000_IEEE_FORCE_GIGA);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7081
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7082
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7083
            for(i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7084
                ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i], &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7085
                if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7086
                    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7087
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7088
                phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7089
                phy_data |=  IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7090
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7091
                ret_val = e1000_write_phy_reg(hw,dsp_reg_array[i], phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7092
                if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7093
                    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7094
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7095
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7096
            ret_val = e1000_write_phy_reg(hw, 0x0000,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7097
                                          IGP01E1000_IEEE_RESTART_AUTONEG);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7098
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7099
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7100
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7101
            msec_delay_irq(20);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7102
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7103
            /* Now enable the transmitter */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7104
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7105
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7106
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7107
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7108
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7109
            hw->dsp_config_state = e1000_dsp_config_enabled;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7110
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7111
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7112
        if(hw->ffe_config_state == e1000_ffe_config_active) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7113
            /* Save off the current value of register 0x2F5B to be restored at
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7114
             * the end of the routines. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7115
            ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7116
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7117
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7118
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7119
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7120
            /* Disable the PHY transmitter */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7121
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7122
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7123
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7124
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7125
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7126
            msec_delay_irq(20);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7127
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7128
            ret_val = e1000_write_phy_reg(hw, 0x0000,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7129
                                          IGP01E1000_IEEE_FORCE_GIGA);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7130
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7131
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7132
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_DSP_FFE,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7133
                                          IGP01E1000_PHY_DSP_FFE_DEFAULT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7134
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7135
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7136
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7137
            ret_val = e1000_write_phy_reg(hw, 0x0000,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7138
                                          IGP01E1000_IEEE_RESTART_AUTONEG);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7139
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7140
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7141
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7142
            msec_delay_irq(20);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7143
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7144
            /* Now enable the transmitter */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7145
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7146
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7147
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7148
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7149
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7150
            hw->ffe_config_state = e1000_ffe_config_enabled;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7151
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7152
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7153
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7154
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7155
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7156
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7157
 * Set PHY to class A mode
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7158
 * Assumes the following operations will follow to enable the new class mode.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7159
 *  1. Do a PHY soft reset
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7160
 *  2. Restart auto-negotiation or force link.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7161
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7162
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7163
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7164
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7165
e1000_set_phy_mode(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7166
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7167
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7168
    uint16_t eeprom_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7169
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7170
    DEBUGFUNC("e1000_set_phy_mode");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7171
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7172
    if((hw->mac_type == e1000_82545_rev_3) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7173
       (hw->media_type == e1000_media_type_copper)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7174
        ret_val = e1000_read_eeprom(hw, EEPROM_PHY_CLASS_WORD, 1, &eeprom_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7175
        if(ret_val) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7176
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7177
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7178
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7179
        if((eeprom_data != EEPROM_RESERVED_WORD) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7180
           (eeprom_data & EEPROM_PHY_CLASS_A)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7181
            ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x000B);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7182
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7183
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7184
            ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x8104);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7185
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7186
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7187
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7188
            hw->phy_reset_disable = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7189
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7190
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7191
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7192
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7193
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7194
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7195
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7196
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7197
 * This function sets the lplu state according to the active flag.  When
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7198
 * activating lplu this function also disables smart speed and vise versa.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7199
 * lplu will not be activated unless the device autonegotiation advertisment
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7200
 * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7201
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7202
 * active - true to enable lplu false to disable lplu.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7203
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7204
 * returns: - E1000_ERR_PHY if fail to read/write the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7205
 *            E1000_SUCCESS at any other case.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7206
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7207
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7208
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7209
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7210
e1000_set_d3_lplu_state(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7211
                        boolean_t active)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7212
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7213
    uint32_t phy_ctrl = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7214
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7215
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7216
    DEBUGFUNC("e1000_set_d3_lplu_state");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7217
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7218
    if (hw->phy_type != e1000_phy_igp && hw->phy_type != e1000_phy_igp_2
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7219
        && hw->phy_type != e1000_phy_igp_3)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7220
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7221
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7222
    /* During driver activity LPLU should not be used or it will attain link
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7223
     * from the lowest speeds starting from 10Mbps. The capability is used for
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7224
     * Dx transitions and states */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7225
    if (hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7226
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7227
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7228
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7229
    } else if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7230
        /* MAC writes into PHY register based on the state transition
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7231
         * and start auto-negotiation. SW driver can overwrite the settings
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7232
         * in CSR PHY power control E1000_PHY_CTRL register. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7233
        phy_ctrl = E1000_READ_REG(hw, PHY_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7234
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7235
        ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7236
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7237
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7238
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7239
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7240
    if(!active) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7241
        if(hw->mac_type == e1000_82541_rev_2 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7242
           hw->mac_type == e1000_82547_rev_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7243
            phy_data &= ~IGP01E1000_GMII_FLEX_SPD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7244
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7245
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7246
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7247
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7248
            if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7249
                phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7250
                E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7251
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7252
                phy_data &= ~IGP02E1000_PM_D3_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7253
                ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7254
                                              phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7255
                if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7256
                    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7257
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7258
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7259
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7260
        /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7261
         * Dx states where the power conservation is most important.  During
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7262
         * driver activity we should enable SmartSpeed, so performance is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7263
         * maintained. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7264
        if (hw->smart_speed == e1000_smart_speed_on) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7265
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7266
                                         &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7267
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7268
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7269
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7270
            phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7271
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7272
                                          phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7273
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7274
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7275
        } else if (hw->smart_speed == e1000_smart_speed_off) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7276
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7277
                                         &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7278
	    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7279
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7280
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7281
            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7282
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7283
                                          phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7284
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7285
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7286
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7287
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7288
    } else if((hw->autoneg_advertised == AUTONEG_ADVERTISE_SPEED_DEFAULT) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7289
              (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_ALL ) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7290
              (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_100_ALL)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7291
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7292
        if(hw->mac_type == e1000_82541_rev_2 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7293
            hw->mac_type == e1000_82547_rev_2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7294
            phy_data |= IGP01E1000_GMII_FLEX_SPD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7295
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7296
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7297
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7298
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7299
            if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7300
                phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7301
                E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7302
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7303
                phy_data |= IGP02E1000_PM_D3_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7304
                ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7305
                                              phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7306
                if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7307
                    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7308
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7309
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7310
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7311
        /* When LPLU is enabled we should disable SmartSpeed */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7312
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7313
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7314
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7315
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7316
        phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7317
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7318
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7319
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7320
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7321
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7322
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7323
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7324
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7325
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7326
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7327
 * This function sets the lplu d0 state according to the active flag.  When
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7328
 * activating lplu this function also disables smart speed and vise versa.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7329
 * lplu will not be activated unless the device autonegotiation advertisment
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7330
 * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7331
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7332
 * active - true to enable lplu false to disable lplu.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7333
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7334
 * returns: - E1000_ERR_PHY if fail to read/write the PHY
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7335
 *            E1000_SUCCESS at any other case.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7336
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7337
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7338
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7339
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7340
e1000_set_d0_lplu_state(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7341
                        boolean_t active)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7342
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7343
    uint32_t phy_ctrl = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7344
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7345
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7346
    DEBUGFUNC("e1000_set_d0_lplu_state");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7347
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7348
    if(hw->mac_type <= e1000_82547_rev_2)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7349
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7350
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7351
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7352
        phy_ctrl = E1000_READ_REG(hw, PHY_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7353
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7354
        ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7355
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7356
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7357
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7358
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7359
    if (!active) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7360
        if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7361
            phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7362
            E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7363
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7364
            phy_data &= ~IGP02E1000_PM_D0_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7365
            ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7366
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7367
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7368
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7369
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7370
        /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7371
         * Dx states where the power conservation is most important.  During
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7372
         * driver activity we should enable SmartSpeed, so performance is
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7373
         * maintained. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7374
        if (hw->smart_speed == e1000_smart_speed_on) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7375
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7376
                                         &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7377
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7378
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7379
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7380
            phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7381
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7382
                                          phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7383
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7384
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7385
        } else if (hw->smart_speed == e1000_smart_speed_off) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7386
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7387
                                         &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7388
	    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7389
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7390
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7391
            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7392
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7393
                                          phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7394
            if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7395
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7396
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7397
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7398
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7399
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7400
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7401
        if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7402
            phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7403
            E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7404
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7405
            phy_data |= IGP02E1000_PM_D0_LPLU;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7406
            ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7407
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7408
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7409
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7410
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7411
        /* When LPLU is enabled we should disable SmartSpeed */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7412
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7413
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7414
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7415
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7416
        phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7417
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7418
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7419
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7420
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7421
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7422
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7423
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7424
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7425
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7426
 * Change VCO speed register to improve Bit Error Rate performance of SERDES.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7427
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7428
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7429
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7430
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7431
e1000_set_vco_speed(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7432
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7433
    int32_t  ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7434
    uint16_t default_page = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7435
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7436
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7437
    DEBUGFUNC("e1000_set_vco_speed");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7438
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7439
    switch(hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7440
    case e1000_82545_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7441
    case e1000_82546_rev_3:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7442
       break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7443
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7444
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7445
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7446
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7447
    /* Set PHY register 30, page 5, bit 8 to 0 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7448
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7449
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, &default_page);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7450
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7451
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7452
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7453
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0005);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7454
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7455
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7456
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7457
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7458
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7459
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7460
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7461
    phy_data &= ~M88E1000_PHY_VCO_REG_BIT8;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7462
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7463
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7464
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7465
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7466
    /* Set PHY register 30, page 4, bit 11 to 1 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7467
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7468
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0004);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7469
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7470
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7471
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7472
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7473
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7474
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7475
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7476
    phy_data |= M88E1000_PHY_VCO_REG_BIT11;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7477
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7478
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7479
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7480
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7481
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, default_page);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7482
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7483
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7484
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7485
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7486
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7487
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7488
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7489
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7490
 * This function reads the cookie from ARC ram.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7491
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7492
 * returns: - E1000_SUCCESS .
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7493
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7494
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7495
e1000_host_if_read_cookie(struct e1000_hw * hw, uint8_t *buffer)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7496
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7497
    uint8_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7498
    uint32_t offset = E1000_MNG_DHCP_COOKIE_OFFSET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7499
    uint8_t length = E1000_MNG_DHCP_COOKIE_LENGTH;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7500
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7501
    length = (length >> 2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7502
    offset = (offset >> 2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7503
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7504
    for (i = 0; i < length; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7505
        *((uint32_t *) buffer + i) =
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7506
            E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset + i);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7507
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7508
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7509
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7510
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7511
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7512
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7513
 * This function checks whether the HOST IF is enabled for command operaton
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7514
 * and also checks whether the previous command is completed.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7515
 * It busy waits in case of previous command is not completed.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7516
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7517
 * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7518
 *            timeout
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7519
 *          - E1000_SUCCESS for success.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7520
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7521
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7522
e1000_mng_enable_host_if(struct e1000_hw * hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7523
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7524
    uint32_t hicr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7525
    uint8_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7526
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7527
    /* Check that the host interface is enabled. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7528
    hicr = E1000_READ_REG(hw, HICR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7529
    if ((hicr & E1000_HICR_EN) == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7530
        DEBUGOUT("E1000_HOST_EN bit disabled.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7531
        return -E1000_ERR_HOST_INTERFACE_COMMAND;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7532
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7533
    /* check the previous command is completed */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7534
    for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7535
        hicr = E1000_READ_REG(hw, HICR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7536
        if (!(hicr & E1000_HICR_C))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7537
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7538
        msec_delay_irq(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7539
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7540
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7541
    if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7542
        DEBUGOUT("Previous command timeout failed .\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7543
        return -E1000_ERR_HOST_INTERFACE_COMMAND;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7544
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7545
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7546
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7547
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7548
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7549
 * This function writes the buffer content at the offset given on the host if.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7550
 * It also does alignment considerations to do the writes in most efficient way.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7551
 * Also fills up the sum of the buffer in *buffer parameter.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7552
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7553
 * returns  - E1000_SUCCESS for success.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7554
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7555
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7556
e1000_mng_host_if_write(struct e1000_hw * hw, uint8_t *buffer,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7557
                        uint16_t length, uint16_t offset, uint8_t *sum)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7558
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7559
    uint8_t *tmp;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7560
    uint8_t *bufptr = buffer;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7561
    uint32_t data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7562
    uint16_t remaining, i, j, prev_bytes;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7563
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7564
    /* sum = only sum of the data and it is not checksum */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7565
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7566
    if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7567
        return -E1000_ERR_PARAM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7568
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7569
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7570
    tmp = (uint8_t *)&data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7571
    prev_bytes = offset & 0x3;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7572
    offset &= 0xFFFC;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7573
    offset >>= 2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7574
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7575
    if (prev_bytes) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7576
        data = E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7577
        for (j = prev_bytes; j < sizeof(uint32_t); j++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7578
            *(tmp + j) = *bufptr++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7579
            *sum += *(tmp + j);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7580
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7581
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7582
        length -= j - prev_bytes;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7583
        offset++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7584
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7585
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7586
    remaining = length & 0x3;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7587
    length -= remaining;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7588
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7589
    /* Calculate length in DWORDs */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7590
    length >>= 2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7591
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7592
    /* The device driver writes the relevant command block into the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7593
     * ram area. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7594
    for (i = 0; i < length; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7595
        for (j = 0; j < sizeof(uint32_t); j++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7596
            *(tmp + j) = *bufptr++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7597
            *sum += *(tmp + j);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7598
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7599
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7600
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7601
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7602
    if (remaining) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7603
        for (j = 0; j < sizeof(uint32_t); j++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7604
            if (j < remaining)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7605
                *(tmp + j) = *bufptr++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7606
            else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7607
                *(tmp + j) = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7608
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7609
            *sum += *(tmp + j);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7610
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7611
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7612
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7613
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7614
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7615
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7616
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7617
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7618
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7619
 * This function writes the command header after does the checksum calculation.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7620
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7621
 * returns  - E1000_SUCCESS for success.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7622
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7623
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7624
e1000_mng_write_cmd_header(struct e1000_hw * hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7625
                           struct e1000_host_mng_command_header * hdr)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7626
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7627
    uint16_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7628
    uint8_t sum;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7629
    uint8_t *buffer;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7630
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7631
    /* Write the whole command header structure which includes sum of
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7632
     * the buffer */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7633
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7634
    uint16_t length = sizeof(struct e1000_host_mng_command_header);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7635
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7636
    sum = hdr->checksum;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7637
    hdr->checksum = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7638
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7639
    buffer = (uint8_t *) hdr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7640
    i = length;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7641
    while(i--)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7642
        sum += buffer[i];
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7643
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7644
    hdr->checksum = 0 - sum;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7645
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7646
    length >>= 2;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7647
    /* The device driver writes the relevant command block into the ram area. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7648
    for (i = 0; i < length; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7649
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, i, *((uint32_t *) hdr + i));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7650
        E1000_WRITE_FLUSH(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7651
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7652
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7653
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7654
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7655
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7656
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7657
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7658
 * This function indicates to ARC that a new command is pending which completes
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7659
 * one write operation by the driver.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7660
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7661
 * returns  - E1000_SUCCESS for success.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7662
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7663
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7664
e1000_mng_write_commit(
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7665
    struct e1000_hw * hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7666
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7667
    uint32_t hicr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7668
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7669
    hicr = E1000_READ_REG(hw, HICR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7670
    /* Setting this bit tells the ARC that a new command is pending. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7671
    E1000_WRITE_REG(hw, HICR, hicr | E1000_HICR_C);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7672
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7673
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7674
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7675
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7676
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7677
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7678
 * This function checks the mode of the firmware.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7679
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7680
 * returns  - TRUE when the mode is IAMT or FALSE.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7681
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7682
boolean_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7683
e1000_check_mng_mode(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7684
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7685
    uint32_t fwsm;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7686
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7687
    fwsm = E1000_READ_REG(hw, FWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7688
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7689
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7690
        if ((fwsm & E1000_FWSM_MODE_MASK) ==
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7691
            (E1000_MNG_ICH_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7692
            return TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7693
    } else if ((fwsm & E1000_FWSM_MODE_MASK) ==
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7694
               (E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7695
        return TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7696
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7697
    return FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7698
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7699
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7700
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7701
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7702
 * This function writes the dhcp info .
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7703
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7704
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7705
e1000_mng_write_dhcp_info(struct e1000_hw * hw, uint8_t *buffer,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7706
			  uint16_t length)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7707
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7708
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7709
    struct e1000_host_mng_command_header hdr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7710
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7711
    hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7712
    hdr.command_length = length;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7713
    hdr.reserved1 = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7714
    hdr.reserved2 = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7715
    hdr.checksum = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7716
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7717
    ret_val = e1000_mng_enable_host_if(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7718
    if (ret_val == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7719
        ret_val = e1000_mng_host_if_write(hw, buffer, length, sizeof(hdr),
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7720
                                          &(hdr.checksum));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7721
        if (ret_val == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7722
            ret_val = e1000_mng_write_cmd_header(hw, &hdr);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7723
            if (ret_val == E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7724
                ret_val = e1000_mng_write_commit(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7725
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7726
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7727
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7728
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7729
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7730
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7731
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7732
 * This function calculates the checksum.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7733
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7734
 * returns  - checksum of buffer contents.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7735
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7736
uint8_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7737
e1000_calculate_mng_checksum(char *buffer, uint32_t length)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7738
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7739
    uint8_t sum = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7740
    uint32_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7741
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7742
    if (!buffer)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7743
        return 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7744
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7745
    for (i=0; i < length; i++)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7746
        sum += buffer[i];
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7747
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7748
    return (uint8_t) (0 - sum);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7749
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7750
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7751
/*****************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7752
 * This function checks whether tx pkt filtering needs to be enabled or not.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7753
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7754
 * returns  - TRUE for packet filtering or FALSE.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7755
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7756
boolean_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7757
e1000_enable_tx_pkt_filtering(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7758
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7759
    /* called in init as well as watchdog timer functions */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7760
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7761
    int32_t ret_val, checksum;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7762
    boolean_t tx_filter = FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7763
    struct e1000_host_mng_dhcp_cookie *hdr = &(hw->mng_cookie);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7764
    uint8_t *buffer = (uint8_t *) &(hw->mng_cookie);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7765
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7766
    if (e1000_check_mng_mode(hw)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7767
        ret_val = e1000_mng_enable_host_if(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7768
        if (ret_val == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7769
            ret_val = e1000_host_if_read_cookie(hw, buffer);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7770
            if (ret_val == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7771
                checksum = hdr->checksum;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7772
                hdr->checksum = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7773
                if ((hdr->signature == E1000_IAMT_SIGNATURE) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7774
                    checksum == e1000_calculate_mng_checksum((char *)buffer,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7775
                                               E1000_MNG_DHCP_COOKIE_LENGTH)) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7776
                    if (hdr->status &
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7777
                        E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7778
                        tx_filter = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7779
                } else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7780
                    tx_filter = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7781
            } else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7782
                tx_filter = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7783
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7784
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7785
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7786
    hw->tx_pkt_filtering = tx_filter;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7787
    return tx_filter;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7788
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7789
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7790
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7791
 * Verifies the hardware needs to allow ARPs to be processed by the host
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7792
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7793
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7794
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7795
 * returns: - TRUE/FALSE
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7796
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7797
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7798
uint32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7799
e1000_enable_mng_pass_thru(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7800
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7801
    uint32_t manc;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7802
    uint32_t fwsm, factps;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7803
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7804
    if (hw->asf_firmware_present) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7805
        manc = E1000_READ_REG(hw, MANC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7806
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7807
        if (!(manc & E1000_MANC_RCV_TCO_EN) ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7808
            !(manc & E1000_MANC_EN_MAC_ADDR_FILTER))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7809
            return FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7810
        if (e1000_arc_subsystem_valid(hw) == TRUE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7811
            fwsm = E1000_READ_REG(hw, FWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7812
            factps = E1000_READ_REG(hw, FACTPS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7813
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7814
            if (((fwsm & E1000_FWSM_MODE_MASK) ==
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7815
                (e1000_mng_mode_pt << E1000_FWSM_MODE_SHIFT)) &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7816
                (factps & E1000_FACTPS_MNGCG))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7817
                return TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7818
        } else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7819
            if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7820
                return TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7821
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7822
    return FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7823
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7824
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7825
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7826
e1000_polarity_reversal_workaround(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7827
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7828
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7829
    uint16_t mii_status_reg;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7830
    uint16_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7831
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7832
    /* Polarity reversal workaround for forced 10F/10H links. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7833
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7834
    /* Disable the transmitter on the PHY */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7835
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7836
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7837
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7838
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7839
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFFF);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7840
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7841
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7842
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7843
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7844
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7845
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7846
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7847
    /* This loop will early-out if the NO link condition has been met. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7848
    for(i = PHY_FORCE_TIME; i > 0; i--) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7849
        /* Read the MII Status Register and wait for Link Status bit
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7850
         * to be clear.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7851
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7852
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7853
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7854
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7855
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7856
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7857
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7858
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7859
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7860
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7861
        if((mii_status_reg & ~MII_SR_LINK_STATUS) == 0) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7862
        msec_delay_irq(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7863
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7864
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7865
    /* Recommended delay time after link has been lost */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7866
    msec_delay_irq(1000);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7867
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7868
    /* Now we will re-enable th transmitter on the PHY */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7869
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7870
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7871
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7872
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7873
    msec_delay_irq(50);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7874
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFF0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7875
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7876
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7877
    msec_delay_irq(50);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7878
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFF00);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7879
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7880
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7881
    msec_delay_irq(50);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7882
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x0000);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7883
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7884
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7885
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7886
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7887
    if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7888
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7889
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7890
    /* This loop will early-out if the link condition has been met. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7891
    for(i = PHY_FORCE_TIME; i > 0; i--) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7892
        /* Read the MII Status Register and wait for Link Status bit
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7893
         * to be set.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7894
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7895
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7896
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7897
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7898
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7899
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7900
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7901
        if(ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7902
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7903
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7904
        if(mii_status_reg & MII_SR_LINK_STATUS) break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7905
        msec_delay_irq(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7906
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7907
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7908
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7909
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7910
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7911
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7912
 * Disables PCI-Express master access.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7913
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7914
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7915
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7916
 * returns: - none.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7917
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7918
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7919
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7920
e1000_set_pci_express_master_disable(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7921
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7922
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7923
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7924
    DEBUGFUNC("e1000_set_pci_express_master_disable");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7925
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7926
    if (hw->bus_type != e1000_bus_type_pci_express)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7927
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7928
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7929
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7930
    ctrl |= E1000_CTRL_GIO_MASTER_DISABLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7931
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7932
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7933
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7934
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7935
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7936
 * Enables PCI-Express master access.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7937
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7938
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7939
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7940
 * returns: - none.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7941
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7942
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7943
#if 0
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7944
void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7945
e1000_enable_pciex_master(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7946
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7947
    uint32_t ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7948
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7949
    DEBUGFUNC("e1000_enable_pciex_master");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7950
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7951
    if (hw->bus_type != e1000_bus_type_pci_express)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7952
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7953
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7954
    ctrl = E1000_READ_REG(hw, CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7955
    ctrl &= ~E1000_CTRL_GIO_MASTER_DISABLE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7956
    E1000_WRITE_REG(hw, CTRL, ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7957
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7958
#endif  /*  0  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7959
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7960
/*******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7961
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7962
 * Disables PCI-Express master access and verifies there are no pending requests
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7963
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7964
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7965
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7966
 * returns: - E1000_ERR_MASTER_REQUESTS_PENDING if master disable bit hasn't
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7967
 *            caused the master requests to be disabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7968
 *            E1000_SUCCESS master requests disabled.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7969
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7970
 ******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7971
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7972
e1000_disable_pciex_master(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7973
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7974
    int32_t timeout = MASTER_DISABLE_TIMEOUT;   /* 80ms */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7975
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7976
    DEBUGFUNC("e1000_disable_pciex_master");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7977
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7978
    if (hw->bus_type != e1000_bus_type_pci_express)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7979
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7980
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7981
    e1000_set_pci_express_master_disable(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7982
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7983
    while(timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7984
        if(!(E1000_READ_REG(hw, STATUS) & E1000_STATUS_GIO_MASTER_ENABLE))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7985
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7986
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7987
            udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7988
        timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7989
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7990
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7991
    if(!timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7992
        DEBUGOUT("Master requests are pending.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7993
        return -E1000_ERR_MASTER_REQUESTS_PENDING;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7994
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7995
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7996
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7997
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7998
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7999
/*******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8000
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8001
 * Check for EEPROM Auto Read bit done.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8002
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8003
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8004
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8005
 * returns: - E1000_ERR_RESET if fail to reset MAC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8006
 *            E1000_SUCCESS at any other case.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8007
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8008
 ******************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8009
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8010
e1000_get_auto_rd_done(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8011
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8012
    int32_t timeout = AUTO_READ_DONE_TIMEOUT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8013
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8014
    DEBUGFUNC("e1000_get_auto_rd_done");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8015
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8016
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8017
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8018
        msec_delay(5);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8019
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8020
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8021
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8022
    case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8023
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8024
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8025
        while (timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8026
            if (E1000_READ_REG(hw, EECD) & E1000_EECD_AUTO_RD)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8027
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8028
            else msec_delay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8029
            timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8030
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8031
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8032
        if(!timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8033
            DEBUGOUT("Auto read by HW from EEPROM has not completed.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8034
            return -E1000_ERR_RESET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8035
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8036
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8037
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8038
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8039
    /* PHY configuration from NVM just starts after EECD_AUTO_RD sets to high.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8040
     * Need to wait for PHY configuration completion before accessing NVM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8041
     * and PHY. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8042
    if (hw->mac_type == e1000_82573)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8043
        msec_delay(25);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8044
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8045
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8046
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8047
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8048
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8049
 * Checks if the PHY configuration is done
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8050
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8051
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8052
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8053
 * returns: - E1000_ERR_RESET if fail to reset MAC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8054
 *            E1000_SUCCESS at any other case.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8055
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8056
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8057
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8058
e1000_get_phy_cfg_done(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8059
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8060
    int32_t timeout = PHY_CFG_TIMEOUT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8061
    uint32_t cfg_mask = E1000_EEPROM_CFG_DONE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8062
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8063
    DEBUGFUNC("e1000_get_phy_cfg_done");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8064
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8065
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8066
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8067
        msec_delay_irq(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8068
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8069
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8070
        /* Separate *_CFG_DONE_* bit for each port */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8071
        if (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8072
            cfg_mask = E1000_EEPROM_CFG_DONE_PORT_1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8073
        /* Fall Through */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8074
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8075
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8076
        while (timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8077
            if (E1000_READ_REG(hw, EEMNGCTL) & cfg_mask)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8078
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8079
            else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8080
                msec_delay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8081
            timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8082
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8083
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8084
        if (!timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8085
            DEBUGOUT("MNG configuration cycle has not completed.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8086
            return -E1000_ERR_RESET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8087
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8088
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8089
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8090
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8091
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8092
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8093
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8094
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8095
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8096
 * Using the combination of SMBI and SWESMBI semaphore bits when resetting
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8097
 * adapter or Eeprom access.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8098
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8099
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8100
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8101
 * returns: - E1000_ERR_EEPROM if fail to access EEPROM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8102
 *            E1000_SUCCESS at any other case.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8103
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8104
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8105
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8106
e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8107
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8108
    int32_t timeout;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8109
    uint32_t swsm;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8110
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8111
    DEBUGFUNC("e1000_get_hw_eeprom_semaphore");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8112
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8113
    if(!hw->eeprom_semaphore_present)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8114
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8115
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8116
    if (hw->mac_type == e1000_80003es2lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8117
        /* Get the SW semaphore. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8118
        if (e1000_get_software_semaphore(hw) != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8119
            return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8120
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8121
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8122
    /* Get the FW semaphore. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8123
    timeout = hw->eeprom.word_size + 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8124
    while(timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8125
        swsm = E1000_READ_REG(hw, SWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8126
        swsm |= E1000_SWSM_SWESMBI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8127
        E1000_WRITE_REG(hw, SWSM, swsm);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8128
        /* if we managed to set the bit we got the semaphore. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8129
        swsm = E1000_READ_REG(hw, SWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8130
        if(swsm & E1000_SWSM_SWESMBI)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8131
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8132
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8133
        udelay(50);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8134
        timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8135
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8136
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8137
    if(!timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8138
        /* Release semaphores */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8139
        e1000_put_hw_eeprom_semaphore(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8140
        DEBUGOUT("Driver can't access the Eeprom - SWESMBI bit is set.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8141
        return -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8142
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8143
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8144
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8145
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8146
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8147
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8148
 * This function clears HW semaphore bits.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8149
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8150
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8151
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8152
 * returns: - None.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8153
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8154
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8155
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8156
e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8157
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8158
    uint32_t swsm;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8159
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8160
    DEBUGFUNC("e1000_put_hw_eeprom_semaphore");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8161
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8162
    if(!hw->eeprom_semaphore_present)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8163
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8164
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8165
    swsm = E1000_READ_REG(hw, SWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8166
    if (hw->mac_type == e1000_80003es2lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8167
        /* Release both semaphores. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8168
        swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8169
    } else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8170
        swsm &= ~(E1000_SWSM_SWESMBI);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8171
    E1000_WRITE_REG(hw, SWSM, swsm);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8172
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8173
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8174
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8175
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8176
 * Obtaining software semaphore bit (SMBI) before resetting PHY.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8177
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8178
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8179
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8180
 * returns: - E1000_ERR_RESET if fail to obtain semaphore.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8181
 *            E1000_SUCCESS at any other case.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8182
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8183
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8184
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8185
e1000_get_software_semaphore(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8186
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8187
    int32_t timeout = hw->eeprom.word_size + 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8188
    uint32_t swsm;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8189
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8190
    DEBUGFUNC("e1000_get_software_semaphore");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8191
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8192
    if (hw->mac_type != e1000_80003es2lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8193
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8194
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8195
    while(timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8196
        swsm = E1000_READ_REG(hw, SWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8197
        /* If SMBI bit cleared, it is now set and we hold the semaphore */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8198
        if(!(swsm & E1000_SWSM_SMBI))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8199
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8200
        msec_delay_irq(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8201
        timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8202
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8203
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8204
    if(!timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8205
        DEBUGOUT("Driver can't access device - SMBI bit is set.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8206
        return -E1000_ERR_RESET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8207
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8208
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8209
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8210
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8211
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8212
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8213
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8214
 * Release semaphore bit (SMBI).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8215
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8216
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8217
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8218
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8219
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8220
e1000_release_software_semaphore(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8221
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8222
    uint32_t swsm;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8223
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8224
    DEBUGFUNC("e1000_release_software_semaphore");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8225
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8226
    if (hw->mac_type != e1000_80003es2lan)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8227
        return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8228
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8229
    swsm = E1000_READ_REG(hw, SWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8230
    /* Release the SW semaphores.*/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8231
    swsm &= ~E1000_SWSM_SMBI;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8232
    E1000_WRITE_REG(hw, SWSM, swsm);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8233
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8234
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8235
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8236
 * Checks if PHY reset is blocked due to SOL/IDER session, for example.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8237
 * Returning E1000_BLK_PHY_RESET isn't necessarily an error.  But it's up to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8238
 * the caller to figure out how to deal with it.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8239
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8240
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8241
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8242
 * returns: - E1000_BLK_PHY_RESET
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8243
 *            E1000_SUCCESS
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8244
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8245
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8246
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8247
e1000_check_phy_reset_block(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8248
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8249
    uint32_t manc = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8250
    uint32_t fwsm = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8251
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8252
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8253
        fwsm = E1000_READ_REG(hw, FWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8254
        return (fwsm & E1000_FWSM_RSPCIPHY) ? E1000_SUCCESS
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8255
                                            : E1000_BLK_PHY_RESET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8256
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8257
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8258
    if (hw->mac_type > e1000_82547_rev_2)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8259
        manc = E1000_READ_REG(hw, MANC);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8260
    return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ?
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8261
	    E1000_BLK_PHY_RESET : E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8262
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8263
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8264
static uint8_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8265
e1000_arc_subsystem_valid(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8266
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8267
    uint32_t fwsm;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8268
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8269
    /* On 8257x silicon, registers in the range of 0x8800 - 0x8FFC
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8270
     * may not be provided a DMA clock when no manageability features are
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8271
     * enabled.  We do not want to perform any reads/writes to these registers
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8272
     * if this is the case.  We read FWSM to determine the manageability mode.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8273
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8274
    switch (hw->mac_type) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8275
    case e1000_82571:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8276
    case e1000_82572:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8277
    case e1000_82573:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8278
    case e1000_80003es2lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8279
        fwsm = E1000_READ_REG(hw, FWSM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8280
        if((fwsm & E1000_FWSM_MODE_MASK) != 0)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8281
            return TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8282
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8283
    case e1000_ich8lan:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8284
        return TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8285
    default:
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8286
        break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8287
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8288
    return FALSE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8289
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8290
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8291
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8292
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8293
 * Configure PCI-Ex no-snoop
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8294
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8295
 * hw - Struct containing variables accessed by shared code.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8296
 * no_snoop - Bitmap of no-snoop events.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8297
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8298
 * returns: E1000_SUCCESS
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8299
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8300
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8301
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8302
e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, uint32_t no_snoop)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8303
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8304
    uint32_t gcr_reg = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8305
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8306
    DEBUGFUNC("e1000_set_pci_ex_no_snoop");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8307
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8308
    if (hw->bus_type == e1000_bus_type_unknown)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8309
        e1000_get_bus_info(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8310
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8311
    if (hw->bus_type != e1000_bus_type_pci_express)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8312
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8313
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8314
    if (no_snoop) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8315
        gcr_reg = E1000_READ_REG(hw, GCR);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8316
        gcr_reg &= ~(PCI_EX_NO_SNOOP_ALL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8317
        gcr_reg |= no_snoop;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8318
        E1000_WRITE_REG(hw, GCR, gcr_reg);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8319
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8320
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8321
        uint32_t ctrl_ext;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8322
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8323
        E1000_WRITE_REG(hw, GCR, PCI_EX_82566_SNOOP_ALL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8324
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8325
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8326
        ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8327
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8328
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8329
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8330
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8331
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8332
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8333
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8334
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8335
 * Get software semaphore FLAG bit (SWFLAG).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8336
 * SWFLAG is used to synchronize the access to all shared resource between
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8337
 * SW, FW and HW.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8338
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8339
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8340
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8341
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8342
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8343
e1000_get_software_flag(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8344
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8345
    int32_t timeout = PHY_CFG_TIMEOUT;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8346
    uint32_t extcnf_ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8347
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8348
    DEBUGFUNC("e1000_get_software_flag");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8349
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8350
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8351
        while (timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8352
            extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8353
            extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8354
            E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8355
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8356
            extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8357
            if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8358
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8359
            msec_delay_irq(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8360
            timeout--;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8361
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8362
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8363
        if (!timeout) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8364
            DEBUGOUT("FW or HW locks the resource too long.\n");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8365
            return -E1000_ERR_CONFIG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8366
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8367
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8368
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8369
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8370
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8371
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8372
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8373
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8374
 * Release software semaphore FLAG bit (SWFLAG).
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8375
 * SWFLAG is used to synchronize the access to all shared resource between
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8376
 * SW, FW and HW.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8377
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8378
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8379
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8380
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8381
static void
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8382
e1000_release_software_flag(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8383
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8384
    uint32_t extcnf_ctrl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8385
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8386
    DEBUGFUNC("e1000_release_software_flag");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8387
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8388
    if (hw->mac_type == e1000_ich8lan) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8389
        extcnf_ctrl= E1000_READ_REG(hw, EXTCNF_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8390
        extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8391
        E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8392
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8393
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8394
    return;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8395
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8396
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8397
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8398
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8399
 * Disable dynamic power down mode in ife PHY.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8400
 * It can be used to workaround band-gap problem.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8401
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8402
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8403
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8404
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8405
#if 0
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8406
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8407
e1000_ife_disable_dynamic_power_down(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8408
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8409
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8410
    int32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8411
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8412
    DEBUGFUNC("e1000_ife_disable_dynamic_power_down");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8413
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8414
    if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8415
        ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8416
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8417
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8418
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8419
        phy_data |=  IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8420
        ret_val = e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8421
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8422
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8423
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8424
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8425
#endif  /*  0  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8426
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8427
/***************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8428
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8429
 * Enable dynamic power down mode in ife PHY.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8430
 * It can be used to workaround band-gap problem.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8431
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8432
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8433
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8434
 ***************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8435
#if 0
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8436
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8437
e1000_ife_enable_dynamic_power_down(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8438
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8439
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8440
    int32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8441
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8442
    DEBUGFUNC("e1000_ife_enable_dynamic_power_down");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8443
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8444
    if (hw->phy_type == e1000_phy_ife) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8445
        ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8446
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8447
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8448
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8449
        phy_data &=  ~IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8450
        ret_val = e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8451
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8452
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8453
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8454
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8455
#endif  /*  0  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8456
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8457
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8458
 * Reads a 16 bit word or words from the EEPROM using the ICH8's flash access
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8459
 * register.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8460
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8461
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8462
 * offset - offset of word in the EEPROM to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8463
 * data - word read from the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8464
 * words - number of words to read
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8465
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8466
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8467
e1000_read_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8468
                       uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8469
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8470
    int32_t  error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8471
    uint32_t flash_bank = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8472
    uint32_t act_offset = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8473
    uint32_t bank_offset = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8474
    uint16_t word = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8475
    uint16_t i = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8476
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8477
    /* We need to know which is the valid flash bank.  In the event
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8478
     * that we didn't allocate eeprom_shadow_ram, we may not be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8479
     * managing flash_bank.  So it cannot be trusted and needs
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8480
     * to be updated with each read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8481
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8482
    /* Value of bit 22 corresponds to the flash bank we're on. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8483
    flash_bank = (E1000_READ_REG(hw, EECD) & E1000_EECD_SEC1VAL) ? 1 : 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8484
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8485
    /* Adjust offset appropriately if we're on bank 1 - adjust for word size */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8486
    bank_offset = flash_bank * (hw->flash_bank_size * 2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8487
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8488
    error = e1000_get_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8489
    if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8490
        return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8491
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8492
    for (i = 0; i < words; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8493
        if (hw->eeprom_shadow_ram != NULL &&
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8494
            hw->eeprom_shadow_ram[offset+i].modified == TRUE) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8495
            data[i] = hw->eeprom_shadow_ram[offset+i].eeprom_word;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8496
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8497
            /* The NVM part needs a byte offset, hence * 2 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8498
            act_offset = bank_offset + ((offset + i) * 2);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8499
            error = e1000_read_ich8_word(hw, act_offset, &word);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8500
            if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8501
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8502
            data[i] = word;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8503
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8504
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8505
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8506
    e1000_release_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8507
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8508
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8509
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8510
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8511
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8512
 * Writes a 16 bit word or words to the EEPROM using the ICH8's flash access
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8513
 * register.  Actually, writes are written to the shadow ram cache in the hw
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8514
 * structure hw->e1000_shadow_ram.  e1000_commit_shadow_ram flushes this to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8515
 * the NVM, which occurs when the NVM checksum is updated.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8516
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8517
 * hw - Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8518
 * offset - offset of word in the EEPROM to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8519
 * words - number of words to write
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8520
 * data - words to write to the EEPROM
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8521
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8522
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8523
e1000_write_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8524
                        uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8525
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8526
    uint32_t i = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8527
    int32_t error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8528
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8529
    error = e1000_get_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8530
    if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8531
        return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8532
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8533
    /* A driver can write to the NVM only if it has eeprom_shadow_ram
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8534
     * allocated.  Subsequent reads to the modified words are read from
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8535
     * this cached structure as well.  Writes will only go into this
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8536
     * cached structure unless it's followed by a call to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8537
     * e1000_update_eeprom_checksum() where it will commit the changes
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8538
     * and clear the "modified" field.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8539
     */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8540
    if (hw->eeprom_shadow_ram != NULL) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8541
        for (i = 0; i < words; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8542
            if ((offset + i) < E1000_SHADOW_RAM_WORDS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8543
                hw->eeprom_shadow_ram[offset+i].modified = TRUE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8544
                hw->eeprom_shadow_ram[offset+i].eeprom_word = data[i];
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8545
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8546
                error = -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8547
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8548
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8549
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8550
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8551
        /* Drivers have the option to not allocate eeprom_shadow_ram as long
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8552
         * as they don't perform any NVM writes.  An attempt in doing so
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8553
         * will result in this error.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8554
         */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8555
        error = -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8556
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8557
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8558
    e1000_release_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8559
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8560
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8561
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8562
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8563
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8564
 * This function does initial flash setup so that a new read/write/erase cycle
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8565
 * can be started.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8566
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8567
 * hw - The pointer to the hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8568
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8569
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8570
e1000_ich8_cycle_init(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8571
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8572
    union ich8_hws_flash_status hsfsts;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8573
    int32_t error = E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8574
    int32_t i     = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8575
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8576
    DEBUGFUNC("e1000_ich8_cycle_init");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8577
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8578
    hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8579
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8580
    /* May be check the Flash Des Valid bit in Hw status */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8581
    if (hsfsts.hsf_status.fldesvalid == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8582
        DEBUGOUT("Flash descriptor invalid.  SW Sequencing must be used.");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8583
        return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8584
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8585
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8586
    /* Clear FCERR in Hw status by writing 1 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8587
    /* Clear DAEL in Hw status by writing a 1 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8588
    hsfsts.hsf_status.flcerr = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8589
    hsfsts.hsf_status.dael = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8590
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8591
    E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFSTS, hsfsts.regval);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8592
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8593
    /* Either we should have a hardware SPI cycle in progress bit to check
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8594
     * against, in order to start a new cycle or FDONE bit should be changed
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8595
     * in the hardware so that it is 1 after harware reset, which can then be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8596
     * used as an indication whether a cycle is in progress or has been
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8597
     * completed .. we should also have some software semaphore mechanism to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8598
     * guard FDONE or the cycle in progress bit so that two threads access to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8599
     * those bits can be sequentiallized or a way so that 2 threads dont
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8600
     * start the cycle at the same time */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8601
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8602
    if (hsfsts.hsf_status.flcinprog == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8603
        /* There is no cycle running at present, so we can start a cycle */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8604
        /* Begin by setting Flash Cycle Done. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8605
        hsfsts.hsf_status.flcdone = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8606
        E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFSTS, hsfsts.regval);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8607
        error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8608
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8609
        /* otherwise poll for sometime so the current cycle has a chance
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8610
         * to end before giving up. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8611
        for (i = 0; i < ICH8_FLASH_COMMAND_TIMEOUT; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8612
            hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8613
            if (hsfsts.hsf_status.flcinprog == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8614
                error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8615
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8616
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8617
            udelay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8618
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8619
        if (error == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8620
            /* Successful in waiting for previous cycle to timeout,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8621
             * now set the Flash Cycle Done. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8622
            hsfsts.hsf_status.flcdone = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8623
            E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFSTS, hsfsts.regval);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8624
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8625
            DEBUGOUT("Flash controller busy, cannot get access");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8626
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8627
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8628
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8629
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8630
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8631
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8632
 * This function starts a flash cycle and waits for its completion
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8633
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8634
 * hw - The pointer to the hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8635
 ****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8636
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8637
e1000_ich8_flash_cycle(struct e1000_hw *hw, uint32_t timeout)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8638
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8639
    union ich8_hws_flash_ctrl hsflctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8640
    union ich8_hws_flash_status hsfsts;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8641
    int32_t error = E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8642
    uint32_t i = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8643
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8644
    /* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8645
    hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8646
    hsflctl.hsf_ctrl.flcgo = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8647
    E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8648
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8649
    /* wait till FDONE bit is set to 1 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8650
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8651
        hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8652
        if (hsfsts.hsf_status.flcdone == 1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8653
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8654
        udelay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8655
        i++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8656
    } while (i < timeout);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8657
    if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8658
        error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8659
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8660
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8661
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8662
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8663
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8664
 * Reads a byte or word from the NVM using the ICH8 flash access registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8665
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8666
 * hw - The pointer to the hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8667
 * index - The index of the byte or word to read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8668
 * size - Size of data to read, 1=byte 2=word
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8669
 * data - Pointer to the word to store the value read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8670
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8671
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8672
e1000_read_ich8_data(struct e1000_hw *hw, uint32_t index,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8673
                     uint32_t size, uint16_t* data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8674
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8675
    union ich8_hws_flash_status hsfsts;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8676
    union ich8_hws_flash_ctrl hsflctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8677
    uint32_t flash_linear_address;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8678
    uint32_t flash_data = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8679
    int32_t error = -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8680
    int32_t count = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8681
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8682
    DEBUGFUNC("e1000_read_ich8_data");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8683
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8684
    if (size < 1  || size > 2 || data == 0x0 ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8685
        index > ICH8_FLASH_LINEAR_ADDR_MASK)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8686
        return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8687
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8688
    flash_linear_address = (ICH8_FLASH_LINEAR_ADDR_MASK & index) +
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8689
                           hw->flash_base_addr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8690
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8691
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8692
        udelay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8693
        /* Steps */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8694
        error = e1000_ich8_cycle_init(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8695
        if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8696
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8697
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8698
        hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8699
        /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8700
        hsflctl.hsf_ctrl.fldbcount = size - 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8701
        hsflctl.hsf_ctrl.flcycle = ICH8_CYCLE_READ;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8702
        E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8703
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8704
        /* Write the last 24 bits of index into Flash Linear address field in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8705
         * Flash Address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8706
        /* TODO: TBD maybe check the index against the size of flash */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8707
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8708
        E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FADDR, flash_linear_address);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8709
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8710
        error = e1000_ich8_flash_cycle(hw, ICH8_FLASH_COMMAND_TIMEOUT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8711
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8712
        /* Check if FCERR is set to 1, if set to 1, clear it and try the whole
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8713
         * sequence a few more times, else read in (shift in) the Flash Data0,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8714
         * the order is least significant byte first msb to lsb */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8715
        if (error == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8716
            flash_data = E1000_READ_ICH8_REG(hw, ICH8_FLASH_FDATA0);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8717
            if (size == 1) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8718
                *data = (uint8_t)(flash_data & 0x000000FF);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8719
            } else if (size == 2) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8720
                *data = (uint16_t)(flash_data & 0x0000FFFF);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8721
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8722
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8723
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8724
            /* If we've gotten here, then things are probably completely hosed,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8725
             * but if the error condition is detected, it won't hurt to give
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8726
             * it another try...ICH8_FLASH_CYCLE_REPEAT_COUNT times.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8727
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8728
            hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8729
            if (hsfsts.hsf_status.flcerr == 1) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8730
                /* Repeat for some time before giving up. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8731
                continue;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8732
            } else if (hsfsts.hsf_status.flcdone == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8733
                DEBUGOUT("Timeout error - flash cycle did not complete.");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8734
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8735
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8736
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8737
    } while (count++ < ICH8_FLASH_CYCLE_REPEAT_COUNT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8738
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8739
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8740
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8741
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8742
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8743
 * Writes One /two bytes to the NVM using the ICH8 flash access registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8744
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8745
 * hw - The pointer to the hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8746
 * index - The index of the byte/word to read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8747
 * size - Size of data to read, 1=byte 2=word
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8748
 * data - The byte(s) to write to the NVM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8749
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8750
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8751
e1000_write_ich8_data(struct e1000_hw *hw, uint32_t index, uint32_t size,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8752
                      uint16_t data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8753
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8754
    union ich8_hws_flash_status hsfsts;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8755
    union ich8_hws_flash_ctrl hsflctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8756
    uint32_t flash_linear_address;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8757
    uint32_t flash_data = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8758
    int32_t error = -E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8759
    int32_t count = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8760
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8761
    DEBUGFUNC("e1000_write_ich8_data");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8762
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8763
    if (size < 1  || size > 2 || data > size * 0xff ||
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8764
        index > ICH8_FLASH_LINEAR_ADDR_MASK)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8765
        return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8766
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8767
    flash_linear_address = (ICH8_FLASH_LINEAR_ADDR_MASK & index) +
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8768
                           hw->flash_base_addr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8769
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8770
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8771
        udelay(1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8772
        /* Steps */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8773
        error = e1000_ich8_cycle_init(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8774
        if (error != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8775
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8776
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8777
        hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8778
        /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8779
        hsflctl.hsf_ctrl.fldbcount = size -1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8780
        hsflctl.hsf_ctrl.flcycle = ICH8_CYCLE_WRITE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8781
        E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8782
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8783
        /* Write the last 24 bits of index into Flash Linear address field in
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8784
         * Flash Address */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8785
        E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FADDR, flash_linear_address);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8786
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8787
        if (size == 1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8788
            flash_data = (uint32_t)data & 0x00FF;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8789
        else
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8790
            flash_data = (uint32_t)data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8791
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8792
        E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FDATA0, flash_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8793
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8794
        /* check if FCERR is set to 1 , if set to 1, clear it and try the whole
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8795
         * sequence a few more times else done */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8796
        error = e1000_ich8_flash_cycle(hw, ICH8_FLASH_COMMAND_TIMEOUT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8797
        if (error == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8798
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8799
        } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8800
            /* If we're here, then things are most likely completely hosed,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8801
             * but if the error condition is detected, it won't hurt to give
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8802
             * it another try...ICH8_FLASH_CYCLE_REPEAT_COUNT times.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8803
             */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8804
            hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8805
            if (hsfsts.hsf_status.flcerr == 1) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8806
                /* Repeat for some time before giving up. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8807
                continue;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8808
            } else if (hsfsts.hsf_status.flcdone == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8809
                DEBUGOUT("Timeout error - flash cycle did not complete.");
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8810
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8811
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8812
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8813
    } while (count++ < ICH8_FLASH_CYCLE_REPEAT_COUNT);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8814
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8815
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8816
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8817
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8818
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8819
 * Reads a single byte from the NVM using the ICH8 flash access registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8820
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8821
 * hw - pointer to e1000_hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8822
 * index - The index of the byte to read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8823
 * data - Pointer to a byte to store the value read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8824
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8825
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8826
e1000_read_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t* data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8827
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8828
    int32_t status = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8829
    uint16_t word = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8830
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8831
    status = e1000_read_ich8_data(hw, index, 1, &word);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8832
    if (status == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8833
        *data = (uint8_t)word;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8834
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8835
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8836
    return status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8837
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8838
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8839
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8840
 * Writes a single byte to the NVM using the ICH8 flash access registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8841
 * Performs verification by reading back the value and then going through
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8842
 * a retry algorithm before giving up.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8843
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8844
 * hw - pointer to e1000_hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8845
 * index - The index of the byte to write.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8846
 * byte - The byte to write to the NVM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8847
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8848
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8849
e1000_verify_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t byte)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8850
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8851
    int32_t error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8852
    int32_t program_retries;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8853
    uint8_t temp_byte;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8854
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8855
    e1000_write_ich8_byte(hw, index, byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8856
    udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8857
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8858
    for (program_retries = 0; program_retries < 100; program_retries++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8859
        e1000_read_ich8_byte(hw, index, &temp_byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8860
        if (temp_byte == byte)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8861
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8862
        udelay(10);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8863
        e1000_write_ich8_byte(hw, index, byte);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8864
        udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8865
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8866
    if (program_retries == 100)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8867
        error = E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8868
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8869
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8870
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8871
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8872
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8873
 * Writes a single byte to the NVM using the ICH8 flash access registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8874
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8875
 * hw - pointer to e1000_hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8876
 * index - The index of the byte to read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8877
 * data - The byte to write to the NVM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8878
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8879
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8880
e1000_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8881
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8882
    int32_t status = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8883
    uint16_t word = (uint16_t)data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8884
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8885
    status = e1000_write_ich8_data(hw, index, 1, word);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8886
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8887
    return status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8888
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8889
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8890
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8891
 * Reads a word from the NVM using the ICH8 flash access registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8892
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8893
 * hw - pointer to e1000_hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8894
 * index - The starting byte index of the word to read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8895
 * data - Pointer to a word to store the value read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8896
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8897
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8898
e1000_read_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t *data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8899
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8900
    int32_t status = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8901
    status = e1000_read_ich8_data(hw, index, 2, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8902
    return status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8903
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8904
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8905
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8906
 * Writes a word to the NVM using the ICH8 flash access registers.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8907
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8908
 * hw - pointer to e1000_hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8909
 * index - The starting byte index of the word to read.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8910
 * data - The word to write to the NVM.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8911
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8912
#if 0
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8913
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8914
e1000_write_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t data)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8915
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8916
    int32_t status = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8917
    status = e1000_write_ich8_data(hw, index, 2, data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8918
    return status;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8919
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8920
#endif  /*  0  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8921
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8922
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8923
 * Erases the bank specified. Each bank is a 4k block. Segments are 0 based.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8924
 * segment N is 4096 * N + flash_reg_addr.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8925
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8926
 * hw - pointer to e1000_hw structure
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8927
 * segment - 0 for first segment, 1 for second segment, etc.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8928
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8929
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8930
e1000_erase_ich8_4k_segment(struct e1000_hw *hw, uint32_t segment)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8931
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8932
    union ich8_hws_flash_status hsfsts;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8933
    union ich8_hws_flash_ctrl hsflctl;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8934
    uint32_t flash_linear_address;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8935
    int32_t  count = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8936
    int32_t  error = E1000_ERR_EEPROM;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8937
    int32_t  iteration, seg_size;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8938
    int32_t  sector_size;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8939
    int32_t  j = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8940
    int32_t  error_flag = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8941
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8942
    hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8943
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8944
    /* Determine HW Sector size: Read BERASE bits of Hw flash Status register */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8945
    /* 00: The Hw sector is 256 bytes, hence we need to erase 16
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8946
     *     consecutive sectors.  The start index for the nth Hw sector can be
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8947
     *     calculated as = segment * 4096 + n * 256
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8948
     * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8949
     *     The start index for the nth Hw sector can be calculated
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8950
     *     as = segment * 4096
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8951
     * 10: Error condition
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8952
     * 11: The Hw sector size is much bigger than the size asked to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8953
     *     erase...error condition */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8954
    if (hsfsts.hsf_status.berasesz == 0x0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8955
        /* Hw sector size 256 */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8956
        sector_size = seg_size = ICH8_FLASH_SEG_SIZE_256;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8957
        iteration = ICH8_FLASH_SECTOR_SIZE / ICH8_FLASH_SEG_SIZE_256;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8958
    } else if (hsfsts.hsf_status.berasesz == 0x1) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8959
        sector_size = seg_size = ICH8_FLASH_SEG_SIZE_4K;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8960
        iteration = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8961
    } else if (hsfsts.hsf_status.berasesz == 0x3) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8962
        sector_size = seg_size = ICH8_FLASH_SEG_SIZE_64K;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8963
        iteration = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8964
    } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8965
        return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8966
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8967
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8968
    for (j = 0; j < iteration ; j++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8969
        do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8970
            count++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8971
            /* Steps */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8972
            error = e1000_ich8_cycle_init(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8973
            if (error != E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8974
                error_flag = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8975
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8976
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8977
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8978
            /* Write a value 11 (block Erase) in Flash Cycle field in Hw flash
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8979
             * Control */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8980
            hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8981
            hsflctl.hsf_ctrl.flcycle = ICH8_CYCLE_ERASE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8982
            E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8983
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8984
            /* Write the last 24 bits of an index within the block into Flash
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8985
             * Linear address field in Flash Address.  This probably needs to
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8986
             * be calculated here based off the on-chip segment size and the
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8987
             * software segment size assumed (4K) */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8988
            /* TBD */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8989
            flash_linear_address = segment * sector_size + j * seg_size;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8990
            flash_linear_address &= ICH8_FLASH_LINEAR_ADDR_MASK;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8991
            flash_linear_address += hw->flash_base_addr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8992
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8993
            E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FADDR, flash_linear_address);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8994
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8995
            error = e1000_ich8_flash_cycle(hw, 1000000);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8996
            /* Check if FCERR is set to 1.  If 1, clear it and try the whole
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8997
             * sequence a few more times else Done */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8998
            if (error == E1000_SUCCESS) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8999
                break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9000
            } else {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9001
                hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9002
                if (hsfsts.hsf_status.flcerr == 1) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9003
                    /* repeat for some time before giving up */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9004
                    continue;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9005
                } else if (hsfsts.hsf_status.flcdone == 0) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9006
                    error_flag = 1;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9007
                    break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9008
                }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9009
            }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9010
        } while ((count < ICH8_FLASH_CYCLE_REPEAT_COUNT) && !error_flag);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9011
        if (error_flag == 1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9012
            break;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9013
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9014
    if (error_flag != 1)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9015
        error = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9016
    return error;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9017
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9018
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9019
/******************************************************************************
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9020
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9021
 * Reverse duplex setting without breaking the link.
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9022
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9023
 * hw: Struct containing variables accessed by shared code
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9024
 *
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9025
 *****************************************************************************/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9026
#if 0
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9027
int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9028
e1000_duplex_reversal(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9029
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9030
    int32_t ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9031
    uint16_t phy_data;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9032
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9033
    if (hw->phy_type != e1000_phy_igp_3)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9034
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9035
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9036
    ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9037
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9038
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9039
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9040
    phy_data ^= MII_CR_FULL_DUPLEX;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9041
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9042
    ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9043
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9044
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9045
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9046
    ret_val = e1000_read_phy_reg(hw, IGP3E1000_PHY_MISC_CTRL, &phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9047
    if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9048
        return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9049
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9050
    phy_data |= IGP3_PHY_MISC_DUPLEX_MANUAL_SET;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9051
    ret_val = e1000_write_phy_reg(hw, IGP3E1000_PHY_MISC_CTRL, phy_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9052
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9053
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9054
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9055
#endif  /*  0  */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9056
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9057
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9058
e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9059
                                      uint32_t cnf_base_addr, uint32_t cnf_size)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9060
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9061
    uint32_t ret_val = E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9062
    uint16_t word_addr, reg_data, reg_addr;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9063
    uint16_t i;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9064
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9065
    /* cnf_base_addr is in DWORD */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9066
    word_addr = (uint16_t)(cnf_base_addr << 1);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9067
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9068
    /* cnf_size is returned in size of dwords */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9069
    for (i = 0; i < cnf_size; i++) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9070
        ret_val = e1000_read_eeprom(hw, (word_addr + i*2), 1, &reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9071
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9072
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9073
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9074
        ret_val = e1000_read_eeprom(hw, (word_addr + i*2 + 1), 1, &reg_addr);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9075
        if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9076
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9077
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9078
        ret_val = e1000_get_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9079
        if (ret_val != E1000_SUCCESS)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9080
            return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9081
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9082
        ret_val = e1000_write_phy_reg_ex(hw, (uint32_t)reg_addr, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9083
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9084
        e1000_release_software_flag(hw);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9085
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9086
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9087
    return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9088
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9089
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9090
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9091
static int32_t
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9092
e1000_init_lcd_from_nvm(struct e1000_hw *hw)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9093
{
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9094
    uint32_t reg_data, cnf_base_addr, cnf_size, ret_val, loop;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9095
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9096
    if (hw->phy_type != e1000_phy_igp_3)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9097
          return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9098
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9099
    /* Check if SW needs configure the PHY */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9100
    reg_data = E1000_READ_REG(hw, FEXTNVM);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9101
    if (!(reg_data & FEXTNVM_SW_CONFIG))
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9102
        return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9103
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9104
    /* Wait for basic configuration completes before proceeding*/
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9105
    loop = 0;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9106
    do {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9107
        reg_data = E1000_READ_REG(hw, STATUS) & E1000_STATUS_LAN_INIT_DONE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9108
        udelay(100);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9109
        loop++;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9110
    } while ((!reg_data) && (loop < 50));
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9111
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9112
    /* Clear the Init Done bit for the next init event */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9113
    reg_data = E1000_READ_REG(hw, STATUS);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9114
    reg_data &= ~E1000_STATUS_LAN_INIT_DONE;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9115
    E1000_WRITE_REG(hw, STATUS, reg_data);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9116
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9117
    /* Make sure HW does not configure LCD from PHY extended configuration
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9118
       before SW configuration */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9119
    reg_data = E1000_READ_REG(hw, EXTCNF_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9120
    if ((reg_data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE) == 0x0000) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9121
        reg_data = E1000_READ_REG(hw, EXTCNF_SIZE);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9122
        cnf_size = reg_data & E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9123
        cnf_size >>= 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9124
        if (cnf_size) {
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9125
            reg_data = E1000_READ_REG(hw, EXTCNF_CTRL);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9126
            cnf_base_addr = reg_data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9127
            /* cnf_base_addr is in DWORD */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9128
            cnf_base_addr >>= 16;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9129
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9130
            /* Configure LCD from extended configuration region. */
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9131
            ret_val = e1000_init_lcd_from_nvm_config_region(hw, cnf_base_addr,
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9132
                                                            cnf_size);
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9133
            if (ret_val)
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9134
                return ret_val;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9135
        }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9136
    }
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9137
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9138
    return E1000_SUCCESS;
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9139
}
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9140
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9141
9feff35c9617 First version with e1000 driver (to be continued...)
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9142