master/sdo_entry.h
author Florian Pose <fp@igh-essen.com>
Tue, 30 Sep 2008 07:34:55 +0000
changeset 1225 4d5b739edcb5
parent 1092 69393cf60399
child 1326 ef907b0b5125
permissions -rw-r--r--
Introduced ec_datagram_zero().
/******************************************************************************
 *
 *  $Id$
 *
 *  Copyright (C) 2006  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
 *  as published by the Free Software Foundation; either version 2 of the
 *  License, or (at your option) any later version.
 *
 *  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 right to use EtherCAT Technology is granted and comes free of
 *  charge under condition of compatibility of product made by
 *  Licensee. People intending to distribute/sell products based on the
 *  code, have to sign an agreement to guarantee that products using
 *  software based on IgH EtherCAT master stay compatible with the actual
 *  EtherCAT specification (which are released themselves as an open
 *  standard) as the (only) precondition to have the right to use EtherCAT
 *  Technology, IP and trade marks.
 *
 *****************************************************************************/

/**
   \file
   EtherCAT CANopen Sdo entry structure.
*/

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

#ifndef __EC_SDO_ENTRY_H__
#define __EC_SDO_ENTRY_H__

#include <linux/list.h>
#include <linux/kobject.h>

#include "globals.h"

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

struct ec_sdo;
typedef struct ec_sdo ec_sdo_t; /**< \see ec_sdo. */

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

/** CANopen Sdo entry.
 */
typedef struct {
    struct list_head list; /**< List item. */
    ec_sdo_t *sdo; /**< Parent Sdo. */
    uint8_t subindex; /**< Subindex. */
    uint16_t data_type; /**< Data type. */
    uint16_t bit_length; /**< Data size in bit. */
    char *description; /**< Description. */
} ec_sdo_entry_t;

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

void ec_sdo_entry_init(ec_sdo_entry_t *, ec_sdo_t *, uint8_t);
void ec_sdo_entry_clear(ec_sdo_entry_t *);

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

#endif