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devices/e1000e/phy-3.10-ethercat.h
author Florian Pose <fp@igh.de>
Wed, 14 Feb 2018 11:46:03 +0100
branchstable-1.5
changeset 2723 37d89f56e9f1
parent 2585 26480934a057
permissions -rw-r--r--
Do not call watchdog function while frames are received. 
/*******************************************************************************

  Intel PRO/1000 Linux driver
  Copyright(c) 1999 - 2013 Intel Corporation.

  This program is free software; you can redistribute it and/or modify it
  under the terms and conditions of the GNU General Public License,
  version 2, as published by the Free Software Foundation.

  This program is distributed in the hope it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.

  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.

  The full GNU General Public License is included in this distribution in
  the file called "COPYING".

  Contact Information:
  Linux NICS <linux.nics@intel.com>
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497

*******************************************************************************/

#ifndef _E1000E_PHY_H_
#define _E1000E_PHY_H_

s32 e1000e_check_downshift(struct e1000_hw *hw);
s32 e1000_check_polarity_m88(struct e1000_hw *hw);
s32 e1000_check_polarity_igp(struct e1000_hw *hw);
s32 e1000_check_polarity_ife(struct e1000_hw *hw);
s32 e1000e_check_reset_block_generic(struct e1000_hw *hw);
s32 e1000e_copper_link_setup_igp(struct e1000_hw *hw);
s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw);
s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw);
s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw);
s32 e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw);
s32 e1000e_get_cable_length_m88(struct e1000_hw *hw);
s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw);
s32 e1000e_get_cfg_done_generic(struct e1000_hw *hw);
s32 e1000e_get_phy_id(struct e1000_hw *hw);
s32 e1000e_get_phy_info_igp(struct e1000_hw *hw);
s32 e1000e_get_phy_info_m88(struct e1000_hw *hw);
s32 e1000_get_phy_info_ife(struct e1000_hw *hw);
s32 e1000e_phy_sw_reset(struct e1000_hw *hw);
void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw);
s32 e1000e_phy_reset_dsp(struct e1000_hw *hw);
s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000_set_page_igp(struct e1000_hw *hw, u16 page);
s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000e_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active);
s32 e1000e_setup_copper_link(struct e1000_hw *hw);
s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
				u32 usec_interval, bool *success);
s32 e1000e_phy_init_script_igp3(struct e1000_hw *hw);
enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id);
s32 e1000e_determine_phy_address(struct e1000_hw *hw);
s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
s32 e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
void e1000_power_up_phy_copper(struct e1000_hw *hw);
void e1000_power_down_phy_copper(struct e1000_hw *hw);
s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 *data);
s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 data);
s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw);
s32 e1000_copper_link_setup_82577(struct e1000_hw *hw);
s32 e1000_check_polarity_82577(struct e1000_hw *hw);
s32 e1000_get_phy_info_82577(struct e1000_hw *hw);
s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw);
s32 e1000_get_cable_length_82577(struct e1000_hw *hw);

#define E1000_MAX_PHY_ADDR		8

/* IGP01E1000 Specific Registers */
#define IGP01E1000_PHY_PORT_CONFIG	0x10	/* Port Config */
#define IGP01E1000_PHY_PORT_STATUS	0x11	/* Status */
#define IGP01E1000_PHY_PORT_CTRL	0x12	/* Control */
#define IGP01E1000_PHY_LINK_HEALTH	0x13	/* PHY Link Health */
#define IGP02E1000_PHY_POWER_MGMT	0x19	/* Power Management */
#define IGP01E1000_PHY_PAGE_SELECT	0x1F	/* Page Select */
#define BM_PHY_PAGE_SELECT		22	/* Page Select for BM */
#define IGP_PAGE_SHIFT			5
#define PHY_REG_MASK			0x1F

/* BM/HV Specific Registers */
#define BM_PORT_CTRL_PAGE		769
#define BM_WUC_PAGE			800
#define BM_WUC_ADDRESS_OPCODE		0x11
#define BM_WUC_DATA_OPCODE		0x12
#define BM_WUC_ENABLE_PAGE		BM_PORT_CTRL_PAGE
#define BM_WUC_ENABLE_REG		17
#define BM_WUC_ENABLE_BIT		(1 << 2)
#define BM_WUC_HOST_WU_BIT		(1 << 4)
#define BM_WUC_ME_WU_BIT		(1 << 5)

#define PHY_UPPER_SHIFT			21
#define BM_PHY_REG(page, reg) \
	(((reg) & MAX_PHY_REG_ADDRESS) |\
	 (((page) & 0xFFFF) << PHY_PAGE_SHIFT) |\
	 (((reg) & ~MAX_PHY_REG_ADDRESS) << (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)))
#define BM_PHY_REG_PAGE(offset) \
	((u16)(((offset) >> PHY_PAGE_SHIFT) & 0xFFFF))
#define BM_PHY_REG_NUM(offset) \
	((u16)(((offset) & MAX_PHY_REG_ADDRESS) |\
	 (((offset) >> (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)) &\
		~MAX_PHY_REG_ADDRESS)))

#define HV_INTC_FC_PAGE_START		768
#define I82578_ADDR_REG			29
#define I82577_ADDR_REG			16
#define I82577_CFG_REG			22
#define I82577_CFG_ASSERT_CRS_ON_TX	(1 << 15)
#define I82577_CFG_ENABLE_DOWNSHIFT	(3 << 10)	/* auto downshift */
#define I82577_CTRL_REG			23

/* 82577 specific PHY registers */
#define I82577_PHY_CTRL_2		18
#define I82577_PHY_LBK_CTRL		19
#define I82577_PHY_STATUS_2		26
#define I82577_PHY_DIAG_STATUS		31

/* I82577 PHY Status 2 */
#define I82577_PHY_STATUS2_REV_POLARITY		0x0400
#define I82577_PHY_STATUS2_MDIX			0x0800
#define I82577_PHY_STATUS2_SPEED_MASK		0x0300
#define I82577_PHY_STATUS2_SPEED_1000MBPS	0x0200

/* I82577 PHY Control 2 */
#define I82577_PHY_CTRL2_MANUAL_MDIX		0x0200
#define I82577_PHY_CTRL2_AUTO_MDI_MDIX		0x0400
#define I82577_PHY_CTRL2_MDIX_CFG_MASK		0x0600

/* I82577 PHY Diagnostics Status */
#define I82577_DSTATUS_CABLE_LENGTH		0x03FC
#define I82577_DSTATUS_CABLE_LENGTH_SHIFT	2

/* BM PHY Copper Specific Control 1 */
#define BM_CS_CTRL1			16

/* BM PHY Copper Specific Status */
#define BM_CS_STATUS			17
#define BM_CS_STATUS_LINK_UP		0x0400
#define BM_CS_STATUS_RESOLVED		0x0800
#define BM_CS_STATUS_SPEED_MASK		0xC000
#define BM_CS_STATUS_SPEED_1000		0x8000

/* 82577 Mobile Phy Status Register */
#define HV_M_STATUS			26
#define HV_M_STATUS_AUTONEG_COMPLETE	0x1000
#define HV_M_STATUS_SPEED_MASK		0x0300
#define HV_M_STATUS_SPEED_1000		0x0200
#define HV_M_STATUS_LINK_UP		0x0040

#define IGP01E1000_PHY_PCS_INIT_REG	0x00B4
#define IGP01E1000_PHY_POLARITY_MASK	0x0078

#define IGP01E1000_PSCR_AUTO_MDIX	0x1000
#define IGP01E1000_PSCR_FORCE_MDI_MDIX	0x2000	/* 0=MDI, 1=MDIX */

#define IGP01E1000_PSCFR_SMART_SPEED	0x0080

#define IGP02E1000_PM_SPD		0x0001	/* Smart Power Down */
#define IGP02E1000_PM_D0_LPLU		0x0002	/* For D0a states */
#define IGP02E1000_PM_D3_LPLU		0x0004	/* For all other states */

#define IGP01E1000_PLHR_SS_DOWNGRADE	0x8000

#define IGP01E1000_PSSR_POLARITY_REVERSED	0x0002
#define IGP01E1000_PSSR_MDIX		0x0800
#define IGP01E1000_PSSR_SPEED_MASK	0xC000
#define IGP01E1000_PSSR_SPEED_1000MBPS	0xC000

#define IGP02E1000_PHY_CHANNEL_NUM	4
#define IGP02E1000_PHY_AGC_A		0x11B1
#define IGP02E1000_PHY_AGC_B		0x12B1
#define IGP02E1000_PHY_AGC_C		0x14B1
#define IGP02E1000_PHY_AGC_D		0x18B1

#define IGP02E1000_AGC_LENGTH_SHIFT	9	/* Course=15:13, Fine=12:9 */
#define IGP02E1000_AGC_LENGTH_MASK	0x7F
#define IGP02E1000_AGC_RANGE		15

#define E1000_CABLE_LENGTH_UNDEFINED	0xFF

#define E1000_KMRNCTRLSTA_OFFSET	0x001F0000
#define E1000_KMRNCTRLSTA_OFFSET_SHIFT	16
#define E1000_KMRNCTRLSTA_REN		0x00200000
#define E1000_KMRNCTRLSTA_CTRL_OFFSET	0x1	/* Kumeran Control */
#define E1000_KMRNCTRLSTA_DIAG_OFFSET	0x3	/* Kumeran Diagnostic */
#define E1000_KMRNCTRLSTA_TIMEOUTS	0x4	/* Kumeran Timeouts */
#define E1000_KMRNCTRLSTA_INBAND_PARAM	0x9	/* Kumeran InBand Parameters */
#define E1000_KMRNCTRLSTA_IBIST_DISABLE	0x0200	/* Kumeran IBIST Disable */
#define E1000_KMRNCTRLSTA_DIAG_NELPBK	0x1000	/* Nearend Loopback mode */
#define E1000_KMRNCTRLSTA_K1_CONFIG	0x7
#define E1000_KMRNCTRLSTA_K1_ENABLE	0x0002	/* enable K1 */
#define E1000_KMRNCTRLSTA_HD_CTRL	0x10	/* Kumeran HD Control */

#define IFE_PHY_EXTENDED_STATUS_CONTROL	0x10
#define IFE_PHY_SPECIAL_CONTROL		0x11	/* 100BaseTx PHY Special Ctrl */
#define IFE_PHY_SPECIAL_CONTROL_LED	0x1B	/* PHY Special and LED Ctrl */
#define IFE_PHY_MDIX_CONTROL		0x1C	/* MDI/MDI-X Control */

/* IFE PHY Extended Status Control */
#define IFE_PESC_POLARITY_REVERSED	0x0100

/* IFE PHY Special Control */
#define IFE_PSC_AUTO_POLARITY_DISABLE	0x0010
#define IFE_PSC_FORCE_POLARITY		0x0020

/* IFE PHY Special Control and LED Control */
#define IFE_PSCL_PROBE_MODE		0x0020
#define IFE_PSCL_PROBE_LEDS_OFF		0x0006	/* Force LEDs 0 and 2 off */
#define IFE_PSCL_PROBE_LEDS_ON		0x0007	/* Force LEDs 0 and 2 on */

/* IFE PHY MDIX Control */
#define IFE_PMC_MDIX_STATUS		0x0020	/* 1=MDI-X, 0=MDI */
#define IFE_PMC_FORCE_MDIX		0x0040	/* 1=force MDI-X, 0=force MDI */
#define IFE_PMC_AUTO_MDIX		0x0080	/* 1=enable auto, 0=disable */

#endif
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