master/sync.h
author Florian Pose <fp@igh-essen.com>
Thu, 21 Feb 2008 09:50:54 +0000
changeset 807 f8bca95ab75d
parent 792 3778920f61e4
child 814 a51f857b1b2d
permissions -rw-r--r--
Moved ecrt_domain_reg_pdo_entry() to
ecrt_slave_config_reg_pdo_entry().
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2006  Florian Pose, Ingenieurgemeinschaft IgH
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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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/** \file
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 * EtherCAT sync manager.
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 */
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/*****************************************************************************/
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#ifndef _EC_SYNC_H_
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#define _EC_SYNC_H_
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#include <linux/list.h>
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#include "../include/ecrt.h"
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#include "globals.h"
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#include "pdo_mapping.h"
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/*****************************************************************************/
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/** EtherCAT sync manager PDO mapping information source.
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 */
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typedef enum {
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    EC_SYNC_MAPPING_NONE, /**< No PDO mapping information. */
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    EC_SYNC_MAPPING_SII, /**< PDO mapping information from SII. */
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    EC_SYNC_MAPPING_COE, /**< PDO mapping information from CoE dictionary. */
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    EC_SYNC_MAPPING_CUSTOM, /**< PDO mapping configured externally. */
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} ec_sync_mapping_source_t;
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/*****************************************************************************/
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/** Sync manager.
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 */
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typedef struct {
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    ec_slave_t *slave; /**< Slave, the sync manager belongs to. */
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    unsigned int index; /**< Sync manager index. */
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    uint16_t physical_start_address; /**< Physical start address. */
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    uint16_t length; /**< Data length in bytes. */
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    uint8_t control_register; /**< Control register value. */
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    uint8_t enable; /**< Enable bit. */
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    ec_pdo_mapping_t mapping; /**< Current Pdo mapping. */
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    ec_sync_mapping_source_t mapping_source; /**< Pdo mapping source. */
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} ec_sync_t;
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/*****************************************************************************/
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void ec_sync_init(ec_sync_t *, ec_slave_t *, unsigned int);
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void ec_sync_clear(ec_sync_t *);
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void ec_sync_config(const ec_sync_t *, uint16_t, uint8_t *);
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int ec_sync_add_pdo(ec_sync_t *, const ec_pdo_t *);
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ec_direction_t ec_sync_direction(const ec_sync_t *);
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/*****************************************************************************/
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#endif