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78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
/******************************************************************************
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*
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* $Id$
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*
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* Copyright (C) 2006-2008 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 and/or
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* modify it under the terms of the GNU General Public License version 2, as
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* published by the Free Software Foundation.
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*
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* The IgH EtherCAT Master is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* 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 along
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* 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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* ---
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*
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* The license mentioned above concerns the source code only. Using the
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* EtherCAT technology and brand is only permitted in compliance with the
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* industrial property and similar rights of Beckhoff Automation GmbH.
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*
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*****************************************************************************/
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/**
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\file
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CANopen over EtherCAT SDO entry functions.
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*/
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/*****************************************************************************/
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#include <linux/slab.h>
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#include "sdo_entry.h"
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/*****************************************************************************/
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/** Constructor.
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*/
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void ec_sdo_entry_init(
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ec_sdo_entry_t *entry, /**< SDO entry. */
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ec_sdo_t *sdo, /**< Parent SDO. */
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uint8_t subindex /**< Subindex. */
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)
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{
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entry->sdo = sdo;
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entry->subindex = subindex;
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entry->data_type = 0x0000;
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entry->bit_length = 0;
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entry->read_access[EC_SDO_ENTRY_ACCESS_PREOP] = 0;
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entry->read_access[EC_SDO_ENTRY_ACCESS_SAFEOP] = 0;
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entry->read_access[EC_SDO_ENTRY_ACCESS_OP] = 0;
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entry->write_access[EC_SDO_ENTRY_ACCESS_PREOP] = 0;
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entry->write_access[EC_SDO_ENTRY_ACCESS_SAFEOP] = 0;
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entry->write_access[EC_SDO_ENTRY_ACCESS_OP] = 0;
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entry->description = NULL;
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}
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/*****************************************************************************/
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/** Destructor.
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*/
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void ec_sdo_entry_clear(
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ec_sdo_entry_t *entry /**< SDO entry. */
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)
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{
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if (entry->description)
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kfree(entry->description);
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}
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/*****************************************************************************/
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