Take ref clock address from dc_ref_clock pointer.
/******************************************************************************
*
* $Id$
*
* Copyright (C) 2006-2008 Florian Pose, Ingenieurgemeinschaft IgH
*
* This file is part of the IgH EtherCAT Master.
*
* The IgH EtherCAT Master is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2, as
* published by the Free Software Foundation.
*
* The IgH EtherCAT Master is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with the IgH EtherCAT Master; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* ---
*
* The license mentioned above concerns the source code only. Using the
* EtherCAT technology and brand is only permitted in compliance with the
* industrial property and similar rights of Beckhoff Automation GmbH.
*
*****************************************************************************/
/**
\file
EtherCAT slave scanning state machine.
*/
/*****************************************************************************/
#ifndef __EC_FSM_SLAVE_SCAN_H__
#define __EC_FSM_SLAVE_SCAN_H__
#include "globals.h"
#include "datagram.h"
#include "slave.h"
#include "fsm_sii.h"
#include "fsm_change.h"
#include "fsm_coe.h"
#include "fsm_pdo.h"
/*****************************************************************************/
/** \see ec_fsm_slave_scan */
typedef struct ec_fsm_slave_scan ec_fsm_slave_scan_t;
/** Finite state machine for scanning an EtherCAT slave.
*/
struct ec_fsm_slave_scan
{
ec_slave_t *slave; /**< Slave the FSM runs on. */
ec_datagram_t *datagram; /**< Datagram used in the state machine. */
ec_fsm_slave_config_t *fsm_slave_config; /**< Slave configuration state
machine to use. */
ec_fsm_pdo_t *fsm_pdo; /**< PDO configuration state machine to use. */
unsigned int retries; /**< Retries on datagram timeout. */
void (*state)(ec_fsm_slave_scan_t *); /**< State function. */
uint16_t sii_offset; /**< SII offset in words. */
ec_fsm_sii_t fsm_sii; /**< SII state machine. */
};
/*****************************************************************************/
void ec_fsm_slave_scan_init(ec_fsm_slave_scan_t *, ec_datagram_t *,
ec_fsm_slave_config_t *, ec_fsm_pdo_t *);
void ec_fsm_slave_scan_clear(ec_fsm_slave_scan_t *);
void ec_fsm_slave_scan_start(ec_fsm_slave_scan_t *, ec_slave_t *);
int ec_fsm_slave_scan_exec(ec_fsm_slave_scan_t *);
int ec_fsm_slave_scan_success(const ec_fsm_slave_scan_t *);
/*****************************************************************************/
#endif