| author | Philipp Weyer <pw@igh-essen.com> |
| Fri, 18 Aug 2017 12:30:16 +0200 | |
| changeset 2679 | 33b922ec1871 |
| parent 2589 | 2b9c78543663 |
| permissions | -rw-r--r-- |
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/****************************************************************************** |
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* |
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* $Id$ |
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* |
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* Copyright (C) 2006-2012 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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EtherCAT datagram pair structure. |
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*/ |
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/*****************************************************************************/ |
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#ifndef __EC_DATAGRAM_PAIR_H__ |
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#define __EC_DATAGRAM_PAIR_H__ |
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#include <linux/list.h> |
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#include "globals.h" |
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#include "datagram.h" |
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/*****************************************************************************/ |
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/** Domain datagram pair. |
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*/ |
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typedef struct {
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struct list_head list; /**< List header. */ |
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ec_domain_t *domain; /**< Parent domain. */ |
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ec_datagram_t datagrams[EC_MAX_NUM_DEVICES]; /**< Datagrams. */ |
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#if EC_MAX_NUM_DEVICES > 1 |
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uint8_t *send_buffer; |
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#endif |
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unsigned int expected_working_counter; /**< Expectord working conter. */ |
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} ec_datagram_pair_t; |
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/*****************************************************************************/ |
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int ec_datagram_pair_init(ec_datagram_pair_t *, ec_domain_t *, uint32_t, |
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uint8_t *, size_t, const unsigned int []); |
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void ec_datagram_pair_clear(ec_datagram_pair_t *); |
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uint16_t ec_datagram_pair_process(ec_datagram_pair_t *, uint16_t[]); |
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/*****************************************************************************/ |
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#endif |