master/sdo_entry.c
author Florian Pose <fp@igh-essen.com>
Mon, 19 Jan 2009 14:46:55 +0000
branch1.4-foe
changeset 1709 63e4bc918640
parent 1686 e206f4485f60
child 1363 11c0b2caa253
permissions -rw-r--r--
Implemented going to bootstrap state BOOT.
/******************************************************************************
 *
 *  $Id$
 *
 *  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
 *
 *  Using the EtherCAT technology and brand is permitted in compliance with
 *  the industrial property and similar rights of Beckhoff Automation GmbH.
 *
 *****************************************************************************/

/**
   \file
   CANopen over EtherCAT SDO entry functions.
*/

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

#include <linux/slab.h>

#include "sdo_entry.h"

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

/** Constructor.
 */
void ec_sdo_entry_init(
        ec_sdo_entry_t *entry, /**< SDO entry. */
        ec_sdo_t *sdo, /**< Parent SDO. */
        uint8_t subindex /**< Subindex. */
        )
{
    entry->sdo = sdo;
    entry->subindex = subindex;
    entry->data_type = 0x0000;
    entry->bit_length = 0;
    entry->description = NULL;
}

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

/** Destructor.
 */
void ec_sdo_entry_clear(
        ec_sdo_entry_t *entry /**< SDO entry. */
        )
{

    if (entry->description)
        kfree(entry->description);
}

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