Improved distributed clock offset calculation to speed-up initial drift compensation
/******************************************************************************
*
* $Id$
*
* 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
*
* ---
*
* The license mentioned above concerns the source code only. Using the
* EtherCAT technology and brand is only permitted in compliance with the
* industrial property and similar rights of Beckhoff Automation GmbH.
*
*****************************************************************************/
/**
\file
EtherCAT Process data object structure.
*/
/*****************************************************************************/
#ifndef __EC_PDO_ENTRY_H__
#define __EC_PDO_ENTRY_H__
#include <linux/list.h>
#include "globals.h"
/*****************************************************************************/
/** PDO entry description.
*/
typedef struct {
struct list_head list; /**< list item */
uint16_t index; /**< PDO entry index */
uint8_t subindex; /**< PDO entry subindex */
char *name; /**< entry name */
uint8_t bit_length; /**< entry length in bit */
} ec_pdo_entry_t;
/*****************************************************************************/
void ec_pdo_entry_init(ec_pdo_entry_t *);
int ec_pdo_entry_init_copy(ec_pdo_entry_t *, const ec_pdo_entry_t *);
void ec_pdo_entry_clear(ec_pdo_entry_t *);
int ec_pdo_entry_set_name(ec_pdo_entry_t *, const char *);
int ec_pdo_entry_equal(const ec_pdo_entry_t *, const ec_pdo_entry_t *);
/*****************************************************************************/
#endif