00001 /****************************************************************************** 00002 * 00003 * $Id$ 00004 * 00005 * Copyright (C) 2006-2012 Florian Pose, Ingenieurgemeinschaft IgH 00006 * 00007 * This file is part of the IgH EtherCAT Master. 00008 * 00009 * The IgH EtherCAT Master is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License version 2, as 00011 * published by the Free Software Foundation. 00012 * 00013 * The IgH EtherCAT Master is distributed in the hope that it will be useful, 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General 00016 * Public License for more details. 00017 * 00018 * You should have received a copy of the GNU General Public License along 00019 * with the IgH EtherCAT Master; if not, write to the Free Software 00020 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00021 * 00022 * --- 00023 * 00024 * The license mentioned above concerns the source code only. Using the 00025 * EtherCAT technology and brand is only permitted in compliance with the 00026 * industrial property and similar rights of Beckhoff Automation GmbH. 00027 * 00028 *****************************************************************************/ 00029 00035 /*****************************************************************************/ 00036 00037 #ifndef __EC_DATAGRAM_PAIR_H__ 00038 #define __EC_DATAGRAM_PAIR_H__ 00039 00040 #include <linux/list.h> 00041 00042 #include "globals.h" 00043 #include "datagram.h" 00044 00045 /*****************************************************************************/ 00046 00049 typedef struct { 00050 struct list_head list; 00051 ec_domain_t *domain; 00052 ec_datagram_t datagrams[EC_MAX_NUM_DEVICES]; 00053 #if EC_MAX_NUM_DEVICES > 1 00054 uint8_t *send_buffer; 00055 #endif 00056 unsigned int expected_working_counter; 00057 } ec_datagram_pair_t; 00058 00059 /*****************************************************************************/ 00060 00061 int ec_datagram_pair_init(ec_datagram_pair_t *, ec_domain_t *, uint32_t, 00062 uint8_t *, size_t, const unsigned int []); 00063 void ec_datagram_pair_clear(ec_datagram_pair_t *); 00064 00065 uint16_t ec_datagram_pair_process(ec_datagram_pair_t *, uint16_t[]); 00066 00067 /*****************************************************************************/ 00068 00069 #endif
1.5.6