dummy/domain.c
author Florian Pose <fp@igh-essen.com>
Wed, 30 Apr 2008 09:55:58 +0000
branchstable-1.3
changeset 1755 18141b8631be
parent 1744 7bc131b92039
permissions -rw-r--r--
Version 1.3.3-pre.
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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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/**
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   \file
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   EtherCAT DUMMY domain methods.
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*/
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/*****************************************************************************/
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#include "../master/globals.h"
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#include "../master/domain.h"
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#include "../master/master.h"
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uint8_t *get_dummy_data(void);
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/*****************************************************************************/
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/** \cond */
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int ecrt_domain_register_pdo(
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        ec_domain_t *domain, /**< EtherCAT domain */
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        ec_slave_t *slave, /**< EtherCAT slave */
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        uint16_t pdo_entry_index, /**< PDO entry index */
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        uint8_t pdo_entry_subindex, /**< PDO entry subindex */
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        void **data_ptr /**< address of the process data pointer */
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        )
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{
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	*data_ptr = get_dummy_data();
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	return 0;
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}
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/*****************************************************************************/
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/**
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 * Registers a bunch of data fields.
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 * \attention The list has to be terminated with a NULL structure ({})!
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 * \return 0 in case of success, else < 0
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 * \ingroup RealtimeInterface
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 */
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int ecrt_domain_register_pdo_list(
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        ec_domain_t *domain, /**< EtherCAT domain */
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        const ec_pdo_reg_t *pdo_regs /**< array of PDO registrations */
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        )
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{
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    const ec_pdo_reg_t *reg;
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    for (reg = pdo_regs; reg->slave_address; reg++) {
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		*(reg->data_ptr) = get_dummy_data();
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    }
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    return 0;
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}
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/*****************************************************************************/
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/**
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 * Registers a PDO range in a domain.
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 * \return 0 on success, else non-zero
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 * \ingroup RealtimeInterface
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 */
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int ecrt_domain_register_pdo_range(
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        ec_domain_t *domain, /**< EtherCAT domain */
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        ec_slave_t *slave, /**< EtherCAT slave */
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        ec_direction_t dir, /**< data direction */
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        uint16_t offset, /**< offset in slave's PDO range */
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        uint16_t length, /**< length of this range */
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        void **data_ptr /**< address of the process data pointer */
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        )
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{
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	*data_ptr = get_dummy_data();
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    return 0;
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}
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/*****************************************************************************/
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/**
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   Processes received process data and requeues the domain datagram(s).
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   \ingroup RealtimeInterface
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*/
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void ecrt_domain_process(ec_domain_t *domain /**< EtherCAT domain */)
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{
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}
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/*****************************************************************************/
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/**
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   Places all process data datagrams in the masters datagram queue.
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   \ingroup RealtimeInterface
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*/
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void ecrt_domain_queue(ec_domain_t *domain /**< EtherCAT domain */)
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{
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}
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/*****************************************************************************/
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/**
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   Returns the state of a domain.
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   \return 0 if all datagrams were received, else -1.
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   \ingroup RealtimeInterface
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*/
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int ecrt_domain_state(const ec_domain_t *domain /**< EtherCAT domain */)
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{
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    return 0;
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}
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/*****************************************************************************/
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/** \cond */
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EXPORT_SYMBOL(ecrt_domain_register_pdo);
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EXPORT_SYMBOL(ecrt_domain_register_pdo_list);
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EXPORT_SYMBOL(ecrt_domain_register_pdo_range);
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EXPORT_SYMBOL(ecrt_domain_process);
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EXPORT_SYMBOL(ecrt_domain_queue);
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EXPORT_SYMBOL(ecrt_domain_state);
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/** \endcond */
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/*****************************************************************************/