master/fsm_foe.c
author Florian Pose <fp@igh-essen.com>
Mon, 26 Jan 2009 14:13:50 +0000
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parent 1338 eb31b5a135da
child 1343 6628cd694cba
permissions -rw-r--r--
merge -c1622 branches/1.4-foe: Fixed seg_size parameter when processing an CoE Upload Segment Response.
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2008  Olav Zarges, imc Meßsysteme GmbH
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 *
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 *  This file is part of the IgH EtherCAT Master.
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 *
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 *  The IgH EtherCAT Master is free software; you can redistribute it
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 *  and/or modify it under the terms of the GNU General Public License
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 *  as published by the Free Software Foundation; either version 2 of the
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 *  License, or (at your option) any later version.
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 *
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 *  The IgH EtherCAT Master is distributed in the hope that it will be
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 *  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with the IgH EtherCAT Master; if not, write to the Free Software
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 *  The right to use EtherCAT Technology is granted and comes free of
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 *  charge under condition of compatibility of product made by
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 *  Licensee. People intending to distribute/sell products based on the
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 *  code, have to sign an agreement to guarantee that products using
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 *  software based on IgH EtherCAT master stay compatible with the actual
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 *  EtherCAT specification (which are released themselves as an open
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 *  standard) as the (only) precondition to have the right to use EtherCAT
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 *  Technology, IP and trade marks.
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 *
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 *****************************************************************************/
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/**
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   \file
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   EtherCAT FoE state machines.
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*/
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/*****************************************************************************/
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#include "globals.h"
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#include "master.h"
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#include "mailbox.h"
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#include "fsm_foe.h"
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#include "foe.h"
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/*****************************************************************************/
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/** Maximum time in ms to wait for responses when reading out the dictionary.
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 */
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#define EC_FSM_FOE_TIMEOUT 3000
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#define EC_MBOX_TYPE_FILEACCESS 0x04
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#define myDEBUG
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/*****************************************************************************/
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int		ec_foe_prepare_data_send( ec_fsm_foe_t * );
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int		ec_foe_prepare_wrq_send( ec_fsm_foe_t * );
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int		ec_foe_prepare_rrq_send( ec_fsm_foe_t * );
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int		ec_foe_prepare_send_ack( ec_fsm_foe_t * );
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void	ec_foe_set_tx_error( ec_fsm_foe_t *, uint32_t );
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void	ec_foe_set_rx_error( ec_fsm_foe_t *, uint32_t );
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void	ec_fsm_foe_write(ec_fsm_foe_t * );
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void	ec_fsm_foe_read(ec_fsm_foe_t * );
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void 	ec_fsm_foe_end( ec_fsm_foe_t * );
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void 	ec_fsm_foe_error( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_wrq_sent( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_rrq_sent( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_ack_check( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_ack_read( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_data_sent( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_data_check( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_data_read ( ec_fsm_foe_t * );
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void	ec_fsm_foe_state_sent_ack( ec_fsm_foe_t * );
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void	ec_fsm_foe_write_start( ec_fsm_foe_t * );
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void	ec_fsm_foe_read_start(ec_fsm_foe_t * );
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/*****************************************************************************/
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/**
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   Constructor.
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*/
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void ec_fsm_foe_init(ec_fsm_foe_t *fsm, /**< finite state machine */
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                     ec_datagram_t *datagram /**< datagram */
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                     )
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{
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    fsm->state     = NULL;
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    fsm->datagram  = datagram;
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    fsm->rx_errors = 0;
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    fsm->tx_errors = 0;
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}
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/*****************************************************************************/
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/**
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   Destructor.
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*/
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void ec_fsm_foe_clear(ec_fsm_foe_t *fsm /**< finite state machine */)
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{
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}
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/*****************************************************************************/
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/**
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   Executes the current state of the state machine.
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   \return false, if state machine has terminated
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*/
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int ec_fsm_foe_exec(ec_fsm_foe_t *fsm /**< finite state machine */)
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{
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    fsm->state(fsm);
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    return fsm->state != ec_fsm_foe_end && fsm->state != ec_fsm_foe_error;
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}
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/*****************************************************************************/
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/**
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   Returns, if the state machine terminated with success.
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   \return non-zero if successful.
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*/
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int ec_fsm_foe_success(ec_fsm_foe_t *fsm /**< Finite state machine */)
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{
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    return fsm->state == ec_fsm_foe_end;
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}
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/*****************************************************************************/
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void ec_fsm_foe_transfer(
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        ec_fsm_foe_t *fsm, /**< State machine. */
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        ec_slave_t *slave, /**< EtherCAT slave. */
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        ec_foe_request_t *request /**< Sdo request. */
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        )
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{
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    fsm->slave = slave;
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    fsm->request = request;
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    if (request->dir == EC_DIR_OUTPUT) {
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        fsm->state = ec_fsm_foe_write;
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    }
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    else {
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        fsm->state = ec_fsm_foe_read;
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    }
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}
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/*****************************************************************************/
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/**
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   State: ERROR.
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*/
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void ec_fsm_foe_error(ec_fsm_foe_t *fsm /**< finite state machine */)
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{
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#ifdef	myDEBUG
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	printk("ec_fsm_foe_error()\n");
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#endif
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}
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/*****************************************************************************/
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/**
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   State: END.
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*/
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void ec_fsm_foe_end(ec_fsm_foe_t *fsm /**< finite state machine */)
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{
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#ifdef	myDEBUG
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    printk("ec_fsm_foe_end\n");
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#endif
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}
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/*****************************************************************************/
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#define	EC_MBOX_HEADER_SIZE		6
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// uint16_t	Length
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// uint16_t	Address
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// uint8_t	reserved
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// uint8_t	Type:4
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// uint8_t	Counter:4
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#define	EC_FOE_HEADER_SIZE		6
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// uint8_t	OpCode
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// uint8_t	reserved
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// uint32_t	PacketNo, Password, ErrorCode
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enum {
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	EC_FOE_OPCODE_RRQ  = 1,
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	EC_FOE_OPCODE_WRQ  = 2,
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	EC_FOE_OPCODE_DATA = 3,
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	EC_FOE_OPCODE_ACK  = 4,
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	EC_FOE_OPCODE_ERR  = 5,
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	EC_FOE_OPCODE_BUSY = 6
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} ec_foe_opcode_t;
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/*****************************************************************************/
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/**
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   Sends a file or the next fragment.
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*/
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int ec_foe_prepare_data_send( ec_fsm_foe_t *fsm ) {
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    size_t       remaining_size, current_size;
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    uint8_t*     data;
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    remaining_size = fsm->tx_buffer_size - fsm->tx_buffer_offset;
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    if (remaining_size < fsm->slave->configured_tx_mailbox_size
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            - EC_MBOX_HEADER_SIZE - EC_FOE_HEADER_SIZE) {
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        current_size = remaining_size;
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        fsm->tx_last_packet = 1;
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    } else {
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        current_size = fsm->slave->configured_tx_mailbox_size
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            - EC_MBOX_HEADER_SIZE - EC_FOE_HEADER_SIZE;
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    }
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    if (!(data = ec_slave_mbox_prepare_send(fsm->slave, fsm->datagram,
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    		EC_MBOX_TYPE_FILEACCESS, current_size + EC_FOE_HEADER_SIZE)))
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        return -1;
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    EC_WRITE_U8 ( data, EC_FOE_OPCODE_DATA ); 		// OpCode = DataBlock req.
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    EC_WRITE_U32( data + 2, fsm->tx_packet_no );	// PacketNo, Password
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    memcpy(data + EC_FOE_HEADER_SIZE, fsm->tx_buffer + fsm->tx_buffer_offset, current_size);
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    fsm->tx_current_size = current_size;
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    return 0;
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}
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/*****************************************************************************/
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/**
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   Prepare a write request (WRQ) with filename
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*/
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int ec_foe_prepare_wrq_send( ec_fsm_foe_t *fsm ) {
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    size_t current_size;
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    uint8_t *data;
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    fsm->tx_buffer_offset = 0;
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    fsm->tx_current_size = 0;
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    fsm->tx_packet_no = 0;
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	fsm->tx_last_packet = 0;
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    current_size = fsm->tx_filename_len;
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    if (!(data = ec_slave_mbox_prepare_send(fsm->slave, fsm->datagram,
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    		EC_MBOX_TYPE_FILEACCESS, current_size + EC_FOE_HEADER_SIZE)))
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        return -1;
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    EC_WRITE_U16( data, EC_FOE_OPCODE_WRQ); // fsm write request
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    EC_WRITE_U32( data + 2, fsm->tx_packet_no );
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    memcpy(data + EC_FOE_HEADER_SIZE, fsm->tx_filename, current_size);
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    return 0;
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}
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/*****************************************************************************/
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char		tx_buffer[0x1000];
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void ec_fsm_foe_write(ec_fsm_foe_t *fsm /**< finite state machine */)
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{
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    fsm->tx_buffer = fsm->request->buffer;
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    fsm->tx_buffer_size = fsm->request->data_size;
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    fsm->tx_buffer_offset = 0;
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	fsm->tx_filename = fsm->request->file_name;
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	fsm->tx_filename_len = strlen(fsm->tx_filename);
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	fsm->state = ec_fsm_foe_write_start;
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#ifdef use_ext_buffer
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	{
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		int i;
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		fsm->tx_data = tx_buffer;
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		for (i=0 ; i<sizeof(tx_buffer) ; i++) {
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			tx_buffer[i] = (uint8_t)(i);
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		}
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		fsm->tx_data_len = sizeof(tx_buffer);
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	}
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#endif
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}
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/*****************************************************************************/
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/**
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   Initializes the SII write state machine.
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*/
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void ec_fsm_foe_write_start(ec_fsm_foe_t *fsm /**< finite state machine */)
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{
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    ec_slave_t *slave = fsm->slave;
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    fsm->tx_buffer_offset = 0;
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    fsm->tx_current_size = 0;
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    fsm->tx_packet_no = 0;
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	fsm->tx_last_packet = 0;
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#ifdef	myDEBUG
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    printk("ec_fsm_foe_write_start()\n");
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#endif
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    if (!(slave->sii.mailbox_protocols & EC_MBOX_FOE)) {
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        ec_foe_set_tx_error(fsm, FOE_MBOX_PROT_ERROR);
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        EC_ERR("Slave %u does not support FoE!\n", slave->ring_position);
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        return;
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    }
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    if (ec_foe_prepare_wrq_send(fsm)) {
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        ec_foe_set_tx_error(fsm, FOE_PROT_ERROR);
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        return;
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   321
    }
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    fsm->state = ec_fsm_foe_state_wrq_sent;
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}
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/*****************************************************************************/
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diff changeset
   327
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
void ec_fsm_foe_state_ack_check( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
//	printk("ec_fsm_foe_ack_check()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
    if (datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
    	ec_foe_set_rx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
        EC_ERR("Failed to receive FoE mailbox check datagram for slave %u"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
                " (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
               slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
    if (datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
    	// slave hat noch nichts in die Mailbox getan
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
        ec_foe_set_rx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
        EC_ERR("Reception of FoE mailbox check datagram failed on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
               slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	    return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
    if (!ec_slave_mbox_check(datagram)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
        unsigned long diff_ms =
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
            (datagram->jiffies_received - fsm->jiffies_start) * 1000 / HZ;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
        if (diff_ms >= EC_FSM_FOE_TIMEOUT) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
        	ec_foe_set_tx_error(fsm, FOE_TIMEOUT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
            EC_ERR("Timeout while waiting for ack response "
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
                    "on slave %u.\n", slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
            return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
        }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
//        EC_ERR("WAIT!!!!!!!!!!!!!\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
        ec_slave_mbox_prepare_check(slave, datagram); // can not fail.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
        fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
    // Fetch response
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
    ec_slave_mbox_prepare_fetch(slave, datagram); // can not fail.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
    fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
    fsm->state = ec_fsm_foe_state_ack_read;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
void ec_fsm_foe_state_ack_read( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
    uint8_t *data, mbox_prot;
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   381
    uint8_t opCode;
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
    size_t rec_size;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	printk("ec_fsm_foe_ack_read()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
    if (datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
    	ec_foe_set_rx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
        EC_ERR("Failed to receive FoE ack response datagram for"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
               " slave %u (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
               slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
    if (datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
        ec_foe_set_rx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
        EC_ERR("Reception of FoE ack response failed on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
                slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
	if (!(data = ec_slave_mbox_fetch(fsm->slave, datagram, &mbox_prot, &rec_size))) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
    	ec_foe_set_tx_error(fsm, FOE_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
    if (mbox_prot != EC_MBOX_TYPE_FILEACCESS) { // FoE
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
    	ec_foe_set_tx_error(fsm, FOE_MBOX_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
        EC_ERR("Received mailbox protocol 0x%02X as response.\n", mbox_prot);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   414
    opCode = EC_READ_U8(data);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   415
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   416
    if (opCode == EC_FOE_OPCODE_BUSY) {
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
    	// slave ist noch nicht bereit
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
        if (ec_foe_prepare_data_send(fsm)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
        	ec_foe_set_tx_error(fsm, FOE_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
            EC_ERR("Slave is busy.\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
        	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
        }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
        fsm->state = ec_fsm_foe_state_data_sent;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   427
    if (opCode == EC_FOE_OPCODE_ACK) {
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
        fsm->tx_packet_no++;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
        fsm->tx_buffer_offset += fsm->tx_current_size;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
        if (fsm->tx_last_packet) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
        	fsm->state = ec_fsm_foe_end;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
        	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
        }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
        if (ec_foe_prepare_data_send(fsm)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
        	ec_foe_set_tx_error(fsm, FOE_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	    	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
        fsm->state = ec_fsm_foe_state_data_sent;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
    	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	ec_foe_set_tx_error(fsm, FOE_ACK_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
/**
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
   State: WRQ SENT.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
   Checks is the previous transmit datagram succeded and sends the next
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
   fragment, if necessary.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
*/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
void ec_fsm_foe_state_wrq_sent( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	printk("ec_foe_state_sent_wrq()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
    if (datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
    	ec_foe_set_rx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
        EC_ERR("Failed to send FoE WRQ for slave %u"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
                " (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
                slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
    if (datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
    	// slave hat noch nichts in die Mailbox getan
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
        ec_foe_set_rx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
        EC_ERR("Reception of FoE WRQ failed on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
                slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
    	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
    fsm->jiffies_start = datagram->jiffies_sent;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
    ec_slave_mbox_prepare_check(fsm->slave, datagram); // can not fail.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
    fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
    fsm->state = ec_fsm_foe_state_ack_check;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
/**
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
   State: WRQ SENT.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
   Checks is the previous transmit datagram succeded and sends the next
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
   fragment, if necessary.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
*/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
void ec_fsm_foe_state_data_sent( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	printk("ec_fsm_foe_state_data_sent()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
    if (fsm->datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
    	ec_foe_set_tx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
        EC_ERR("Failed to receive FoE ack response datagram for"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
               " slave %u (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
               slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
    if (fsm->datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
	    ec_foe_set_tx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
        EC_ERR("Reception of FoE data send failed on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
                slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
    ec_slave_mbox_prepare_check(fsm->slave, fsm->datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
    fsm->jiffies_start = jiffies;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
    fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
    fsm->state = ec_fsm_foe_state_ack_check;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
/**
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
   Prepare a read request (RRQ) with filename
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
*/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
int ec_foe_prepare_rrq_send( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
    size_t current_size;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
    uint8_t *data;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
    current_size = fsm->rx_filename_len;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
    if (!(data = ec_slave_mbox_prepare_send(fsm->slave, fsm->datagram,
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
    		EC_MBOX_TYPE_FILEACCESS, current_size + EC_FOE_HEADER_SIZE)))
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
        return -1;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   536
    EC_WRITE_U16(data, EC_FOE_OPCODE_RRQ); // fsm read request
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   537
    EC_WRITE_U32(data + 2, 0x00000000); // no passwd
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
    memcpy(data + EC_FOE_HEADER_SIZE, fsm->rx_filename, current_size);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   540
    if (fsm->slave->master->debug_level) {
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   541
        EC_DBG("FoE Read Request:\n");
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   542
        ec_print_data(data, current_size + EC_FOE_HEADER_SIZE);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   543
    }
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   544
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
    return 0;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
int ec_foe_prepare_send_ack( ec_fsm_foe_t *foe ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
    uint8_t *data;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
    if (!(data = ec_slave_mbox_prepare_send(foe->slave, foe->datagram,
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
    		EC_MBOX_TYPE_FILEACCESS, EC_FOE_HEADER_SIZE)))
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
        return -1;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   558
    EC_WRITE_U16( data, EC_FOE_OPCODE_ACK);
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
    EC_WRITE_U32( data + 2, foe->rx_expected_packet_no  );
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
    return 0;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
/**
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
   State: RRQ SENT.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
   Checks is the previous transmit datagram succeded and sends the next
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
   fragment, if necessary.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
*/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
void ec_fsm_foe_state_rrq_sent( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	printk("ec_foe_state_rrq_sent()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
    if (datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
    	ec_foe_set_rx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
        EC_ERR("Failed to send FoE RRQ for slave %u"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
                " (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
                slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
    if (datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
    	// slave hat noch nichts in die Mailbox getan
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
        ec_foe_set_rx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
        EC_ERR("Reception of FoE RRQ failed on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
                slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
    	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
    fsm->jiffies_start = datagram->jiffies_sent;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
    ec_slave_mbox_prepare_check(fsm->slave, datagram); // can not fail.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
    fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
    fsm->state = ec_fsm_foe_state_data_check;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
#ifdef myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
char		rx_buffer[0x8000];
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
void ec_fsm_foe_read(ec_fsm_foe_t *fsm /**< finite state machine */)
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
{
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	fsm->state = ec_fsm_foe_read_start;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	fsm->rx_filename = fsm->request->file_name;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	fsm->rx_filename_len = strlen(fsm->rx_filename);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	fsm->rx_buffer = fsm->request->buffer;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	fsm->rx_buffer_size = fsm->request->buffer_size;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
#ifdef use_ext_buffer
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	fsm->rx_buffer = rx_buffer;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	fsm->rx_buffer_size = sizeof(rx_buffer);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
void ec_fsm_foe_read_start(ec_fsm_foe_t *fsm /**< finite state machine */)
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
{
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	size_t current_size;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
    fsm->rx_buffer_offset = 0;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
    fsm->rx_current_size = 0;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
    fsm->rx_packet_no = 0;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
    fsm->rx_expected_packet_no = 1;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
    fsm->rx_last_packet = 0;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
    current_size = fsm->rx_filename_len;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	printk("ec_fsm_foe_read_start()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
    if (!(slave->sii.mailbox_protocols & EC_MBOX_FOE)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
    	ec_foe_set_tx_error(fsm, FOE_MBOX_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
        EC_ERR("Slave %u does not support FoE!\n", slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
    if (ec_foe_prepare_rrq_send(fsm)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
        ec_foe_set_rx_error(fsm, FOE_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
    fsm->state = ec_fsm_foe_state_rrq_sent;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
void ec_fsm_foe_state_data_check ( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	printk("ec_fsm_foe_state_data_check()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	if (datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
        ec_foe_set_rx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
        EC_ERR("Failed to send FoE DATA READ for slave %u"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
                " (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
                slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
    if (datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
        ec_foe_set_rx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
        EC_ERR("Reception of FoE DATA READ on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
                slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
    if (!ec_slave_mbox_check(datagram)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
        unsigned long diff_ms =
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
            (datagram->jiffies_received - fsm->jiffies_start) * 1000 / HZ;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
        if (diff_ms >= EC_FSM_FOE_TIMEOUT) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
        	ec_foe_set_tx_error(fsm, FOE_TIMEOUT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
            EC_ERR("Timeout while waiting for ack response "
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
                    "on slave %u.\n", slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
            return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
        }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
        ec_slave_mbox_prepare_check(slave, datagram); // can not fail.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
        fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
    // Fetch response
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
    ec_slave_mbox_prepare_fetch(slave, datagram); // can not fail.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
    fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
    fsm->state = ec_fsm_foe_state_data_read;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
void ec_fsm_foe_state_data_read ( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
    size_t 	rec_size;
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   708
    uint8_t *data, opCode, packet_no, mbox_prot;
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	printk("ec_fsm_foe_state_data_read()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
#endif
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   716
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
    if (datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
    	ec_foe_set_rx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
        EC_ERR("Failed to receive FoE DATA READ datagram for"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
               " slave %u (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
               slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
    if (datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
        ec_foe_set_rx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
        EC_ERR("Reception of FoE DATA READ failed on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
                slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	if (!(data = ec_slave_mbox_fetch(slave, datagram, &mbox_prot, &rec_size))) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
    	ec_foe_set_rx_error(fsm, FOE_MBOX_FETCH_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
	if (mbox_prot != EC_MBOX_TYPE_FILEACCESS) { // FoE
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
        EC_ERR("Received mailbox protocol 0x%02X as response.\n", mbox_prot);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
        ec_foe_set_rx_error(fsm, FOE_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   744
    opCode = EC_READ_U8(data);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   745
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   746
    if (opCode == EC_FOE_OPCODE_BUSY) {
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
        if (ec_foe_prepare_send_ack(fsm)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
            ec_foe_set_rx_error(fsm, FOE_PROT_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
        }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   753
    if (opCode == EC_FOE_OPCODE_ERR) {
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   754
        fsm->request->error_code = EC_READ_U32(data + 2);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   755
        EC_ERR("Received FoE Error Request (code %08x) on slave %u.\n",
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   756
                fsm->request->error_code, slave->ring_position);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   757
        if (rec_size > 6) {
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   758
            uint8_t text[1024];
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   759
            strncpy(text, data + 6, min(rec_size - 6, sizeof(text)));
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   760
            EC_ERR("FoE Error Text: %s\n", text);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   761
        }
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   762
        ec_foe_set_rx_error(fsm, FOE_OPCODE_ERROR);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   763
        return;
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   764
    }
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   765
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   766
    if (opCode != EC_FOE_OPCODE_DATA) {
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   767
        EC_ERR("Received OPCODE %x, expected %x on slave %u.\n",
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   768
                opCode, EC_FOE_OPCODE_DATA, slave->ring_position);
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   769
        fsm->request->error_code = 0x00000000;
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   770
        ec_foe_set_rx_error(fsm, FOE_OPCODE_ERROR);
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
    packet_no = EC_READ_U16(data + 2);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
    if (packet_no != fsm->rx_expected_packet_no) {
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   776
        EC_ERR("Received unexpected packet number on slave %u.\n",
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   777
                slave->ring_position);
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
        ec_foe_set_rx_error(fsm, FOE_PACKETNO_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
    rec_size -= EC_FOE_HEADER_SIZE;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   784
    if (fsm->rx_buffer_size >= fsm->rx_buffer_offset + rec_size) {
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   785
        memcpy(fsm->rx_buffer + fsm->rx_buffer_offset,
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   786
                data + EC_FOE_HEADER_SIZE, rec_size);
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
        fsm->rx_buffer_offset += rec_size;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   790
    fsm->rx_last_packet =
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   791
        (rec_size + EC_MBOX_HEADER_SIZE + EC_FOE_HEADER_SIZE
1338
eb31b5a135da merge -c1621 branches/1.4-foe: Introduced configured_[tr]x_mailbox(size|offset) members of slave.
Florian Pose <fp@igh-essen.com>
parents: 1337
diff changeset
   792
         != fsm->slave->configured_rx_mailbox_size);
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
    if (fsm->rx_last_packet ||
1338
eb31b5a135da merge -c1621 branches/1.4-foe: Introduced configured_[tr]x_mailbox(size|offset) members of slave.
Florian Pose <fp@igh-essen.com>
parents: 1337
diff changeset
   795
            (slave->configured_rx_mailbox_size - EC_MBOX_HEADER_SIZE
1337
0253c74d0940 merge -c1619 branches/1.4-foe: Implemented going to bootstrap state BOOT.
Florian Pose <fp@igh-essen.com>
parents: 1336
diff changeset
   796
             - EC_FOE_HEADER_SIZE + fsm->rx_buffer_offset) <= fsm->rx_buffer_size) {
0253c74d0940 merge -c1619 branches/1.4-foe: Implemented going to bootstrap state BOOT.
Florian Pose <fp@igh-essen.com>
parents: 1336
diff changeset
   797
        // either it was the last packet or a new packet will fit into the delivered buffer
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
    	printk ("last_packet=true\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
	    if (ec_foe_prepare_send_ack(fsm)) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	    	ec_foe_set_rx_error(fsm, FOE_RX_DATA_ACK_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	    	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
	    fsm->state = ec_fsm_foe_state_sent_ack;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
    else {
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   809
    	// no more data fits into the delivered buffer
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   810
    	// ... wait for new read request
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
    	printk ("ERROR: data doesn't fit in receive buffer\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
    	printk ("       rx_buffer_size  = %d\n", fsm->rx_buffer_size);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
    	printk ("       rx_buffer_offset= %d\n", fsm->rx_buffer_offset);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
    	printk ("       rec_size        = %d\n", rec_size);
1338
eb31b5a135da merge -c1621 branches/1.4-foe: Introduced configured_[tr]x_mailbox(size|offset) members of slave.
Florian Pose <fp@igh-essen.com>
parents: 1337
diff changeset
   815
    	printk ("       rx_mailbox_size = %d\n", slave->configured_rx_mailbox_size);
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
    	printk ("       rx_last_packet  = %d\n", fsm->rx_last_packet);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
//    	fsm->state = ec_fsm_state_wait_next_read;
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   818
    	fsm->request->result = FOE_READY;
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
void ec_fsm_foe_state_sent_ack( ec_fsm_foe_t *fsm ) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
    ec_datagram_t *datagram = fsm->datagram;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
    ec_slave_t *slave = fsm->slave;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
#ifdef	myDEBUG
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	printk("ec_foe_state_sent_ack()\n");
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
#endif
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
    if (datagram->state != EC_DATAGRAM_RECEIVED) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
        ec_foe_set_rx_error(fsm, FOE_RECEIVE_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
        EC_ERR("Failed to send FoE ACK for slave %u"
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
                " (datagram state %u).\n",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
                slave->ring_position, datagram->state);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
        return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
    if (datagram->working_counter != 1) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
    	// slave hat noch nichts in die Mailbox getan
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
        ec_foe_set_rx_error(fsm, FOE_WC_ERROR);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
        EC_ERR("Reception of FoE ACK failed on slave %u: ",
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
                slave->ring_position);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
        ec_datagram_print_wc_error(datagram);
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
    	return;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
    fsm->jiffies_start = datagram->jiffies_sent;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
    ec_slave_mbox_prepare_check(fsm->slave, datagram); // can not fail.
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
    if (fsm->rx_last_packet) {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
    	fsm->rx_expected_packet_no = 0;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
    	fsm->request->data_size = fsm->rx_buffer_offset;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
    	fsm->state = ec_fsm_foe_end;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
    else {
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
    	fsm->rx_expected_packet_no++;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
        fsm->retries = EC_FSM_RETRIES;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
        fsm->state = ec_fsm_foe_state_data_check;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
    }
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   867
void ec_foe_set_tx_error(ec_fsm_foe_t *fsm, uint32_t errorcode)
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   868
{
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
	fsm->tx_errors++;
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   870
	fsm->request->result = errorcode;
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
	fsm->state = ec_fsm_foe_error;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
/*****************************************************************************/
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   876
void ec_foe_set_rx_error(ec_fsm_foe_t *fsm, uint32_t errorcode)
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   877
{
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
	fsm->rx_errors++;
1336
e27b37e80a99 merge -c1618 branches/1.4-foe: Improved FoE.
Florian Pose <fp@igh-essen.com>
parents: 1335
diff changeset
   879
	fsm->request->result = errorcode;
1335
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
	fsm->state = ec_fsm_foe_error;
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
}
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
09c6fce1ae45 merge -c1616 branches/1.4-foe: Included FoE patch from Olav Zarges.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
/*****************************************************************************/