master/domain.c
author Florian Pose <fp@igh-essen.com>
Wed, 30 Sep 2009 21:14:40 +0200
changeset 1546 f60cf2500bf8
parent 1363 11c0b2caa253
child 1543 373cd456dc26
permissions -rw-r--r--
Added e100 driver for 2.6.27.
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/******************************************************************************
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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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   EtherCAT domain methods.
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*/
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/*****************************************************************************/
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#include <linux/module.h>
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#include "globals.h"
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#include "master.h"
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#include "slave_config.h"
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#include "domain.h"
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/*****************************************************************************/
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void ec_domain_clear_data(ec_domain_t *);
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/*****************************************************************************/
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/** Domain constructor.
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 */
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void ec_domain_init(
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        ec_domain_t *domain, /**< EtherCAT domain. */
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        ec_master_t *master, /**< Parent master. */
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        unsigned int index /**< Index. */
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        )
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{
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    domain->master = master;
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    domain->index = index;
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    INIT_LIST_HEAD(&domain->fmmu_configs);
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    domain->data_size = 0;
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    domain->data = NULL;
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    domain->data_origin = EC_ORIG_INTERNAL;
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    domain->logical_base_address = 0x00000000;
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    INIT_LIST_HEAD(&domain->datagrams);
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    domain->working_counter = 0x0000;
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    domain->expected_working_counter = 0x0000;
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    domain->working_counter_changes = 0;
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    domain->notify_jiffies = 0;
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}
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/*****************************************************************************/
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/** Domain destructor.
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 */
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void ec_domain_clear(ec_domain_t *domain /**< EtherCAT domain */)
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{
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    ec_datagram_t *datagram, *next;
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    // dequeue and free datagrams
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    list_for_each_entry_safe(datagram, next, &domain->datagrams, list) {
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        if (!list_empty(&datagram->queue)) // datagram queued?
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            list_del(&datagram->queue);
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        ec_datagram_clear(datagram);
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        kfree(datagram);
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    }
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    ec_domain_clear_data(domain);
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}
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/*****************************************************************************/
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/** Frees internally allocated memory.
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 */
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void ec_domain_clear_data(
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        ec_domain_t *domain /**< EtherCAT domain. */
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        )
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{
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    if (domain->data_origin == EC_ORIG_INTERNAL && domain->data)
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        kfree(domain->data);
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    domain->data = NULL;
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    domain->data_origin = EC_ORIG_INTERNAL;
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}
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/*****************************************************************************/
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/** Adds an FMMU configuration to the domain.
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 */
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void ec_domain_add_fmmu_config(
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        ec_domain_t *domain, /**< EtherCAT domain. */
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        ec_fmmu_config_t *fmmu /**< FMMU configuration. */
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        )
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{
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    fmmu->domain = domain;
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    domain->data_size += fmmu->data_size;
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    list_add_tail(&fmmu->list, &domain->fmmu_configs);
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    if (domain->master->debug_level)
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        EC_DBG("Domain %u: Added %u bytes, total %u.\n", domain->index,
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                fmmu->data_size, domain->data_size);
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}
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/*****************************************************************************/
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/** Allocates a domain datagram and appends it to the list.
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 *
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 * The datagram type and expected working counters are determined by the
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 * number of input and output fmmus that share the datagram.
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 *
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 * \retval  0 Success.
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 * \retval <0 Error code.
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 */
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int ec_domain_add_datagram(
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        ec_domain_t *domain, /**< EtherCAT domain. */
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        uint32_t logical_offset, /**< Logical offset. */
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        size_t data_size, /**< Size of the data. */
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        uint8_t *data, /**< Process data. */
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        const unsigned int used[] /**< Used by inputs/outputs. */
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        )
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{
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    ec_datagram_t *datagram;
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    int ret;
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    if (!(datagram = kmalloc(sizeof(ec_datagram_t), GFP_KERNEL))) {
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        EC_ERR("Failed to allocate domain datagram!\n");
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        return -ENOMEM;
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    }
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    ec_datagram_init(datagram);
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    snprintf(datagram->name, EC_DATAGRAM_NAME_SIZE,
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            "domain%u-%u", domain->index, logical_offset);
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    if (used[EC_DIR_OUTPUT] && used[EC_DIR_INPUT]) { // inputs and outputs
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        ret = ec_datagram_lrw(datagram, logical_offset, data_size, data);
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        if (ret < 0) {
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            kfree(datagram);
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            return ret;
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        }
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        // If LRW is used, output FMMUs increment the working counter by 2,
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        // while input FMMUs increment it by 1.
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        domain->expected_working_counter +=
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            used[EC_DIR_OUTPUT] * 2 + used[EC_DIR_INPUT];
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    } else if (used[EC_DIR_OUTPUT]) { // outputs only
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        ret = ec_datagram_lwr(datagram, logical_offset, data_size, data);
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        if (ret < 0) {
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            kfree(datagram);
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            return ret;
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        }
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        domain->expected_working_counter += used[EC_DIR_OUTPUT];
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    } else { // inputs only (or nothing)
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        ret = ec_datagram_lrd(datagram, logical_offset, data_size, data);
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        if (ret < 0) {
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            kfree(datagram);
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            return ret;
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        }
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        domain->expected_working_counter += used[EC_DIR_INPUT];
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    }
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    ec_datagram_zero(datagram);
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    list_add_tail(&datagram->list, &domain->datagrams);
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    return 0;
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}
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/*****************************************************************************/
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/** Finishes a domain.
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 *
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 * This allocates the necessary datagrams and writes the correct logical
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 * addresses to every configured FMMU.
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 *
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 * \todo Check for FMMUs that do not fit into any datagram.
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 *
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 * \retval  0 Success
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 * \retval <0 Error code.
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 */
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int ec_domain_finish(
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        ec_domain_t *domain, /**< EtherCAT domain. */
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        uint32_t base_address /**< Logical base address. */
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        )
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{
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    uint32_t datagram_offset;
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    size_t datagram_size;
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    unsigned int datagram_count;
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    unsigned int datagram_used[EC_DIR_COUNT];
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    ec_fmmu_config_t *fmmu;
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    const ec_datagram_t *datagram;
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    int ret;
73
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   210
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    domain->logical_base_address = base_address;
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   213
    if (domain->data_size && domain->data_origin == EC_ORIG_INTERNAL) {
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        if (!(domain->data =
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   215
                    (uint8_t *) kmalloc(domain->data_size, GFP_KERNEL))) {
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   216
            EC_ERR("Failed to allocate %u bytes internal memory for"
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   217
                    " domain %u!\n", domain->data_size, domain->index);
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            return -ENOMEM;
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   219
        }
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    }
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   221
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    // Cycle through all domain FMMUS and
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    // - correct the logical base addresses
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    // - set up the datagrams to carry the process data
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    datagram_offset = 0;
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   226
    datagram_size = 0;
325
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   227
    datagram_count = 0;
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   228
    datagram_used[EC_DIR_OUTPUT] = 0;
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   229
    datagram_used[EC_DIR_INPUT] = 0;
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   230
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   231
    list_for_each_entry(fmmu, &domain->fmmu_configs, list) {
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   232
        // Correct logical FMMU address
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   233
        fmmu->logical_start_address += base_address;
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   234
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        // Increment Input/Output counter to determine datagram types
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   236
        // and calculate expected working counters
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   237
        datagram_used[fmmu->dir]++;
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   238
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   239
        // If the current FMMU's data do not fit in the current datagram,
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   240
        // allocate a new one.
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   241
        if (datagram_size + fmmu->data_size > EC_MAX_DATA_SIZE) {
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   242
            ret = ec_domain_add_datagram(domain,
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   243
                    domain->logical_base_address + datagram_offset,
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   244
                    datagram_size, domain->data + datagram_offset,
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   245
                    datagram_used);
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   246
            if (ret < 0)
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   247
                return ret;
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   248
            datagram_offset += datagram_size;
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   249
            datagram_size = 0;
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   250
            datagram_count++;
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   251
            datagram_used[EC_DIR_OUTPUT] = 0;
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   252
            datagram_used[EC_DIR_INPUT] = 0;
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   253
        }
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   254
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   255
        datagram_size += fmmu->data_size;
809
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   256
    }
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   257
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8c32564252fd Removed kobject from domain.
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   258
    // Allocate last datagram, if data are left (this is also the case if the
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   259
    // process data fit into a single datagram)
809
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   260
    if (datagram_size) {
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   261
        ret = ec_domain_add_datagram(domain,
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                domain->logical_base_address + datagram_offset,
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                datagram_size, domain->data + datagram_offset,
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                datagram_used);
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        if (ret < 0)
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            return ret;
325
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        datagram_count++;
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    }
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    EC_INFO("Domain%u: Logical address 0x%08x, %u byte, "
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            "expected working counter %u.\n", domain->index,
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            domain->logical_base_address, domain->data_size,
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            domain->expected_working_counter);
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    list_for_each_entry(datagram, &domain->datagrams, list) {
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        EC_INFO("  Datagram %s: Logical offset 0x%08x, %u byte, type %s.\n",
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                datagram->name, EC_READ_U32(datagram->address),
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                datagram->data_size, ec_datagram_type_string(datagram));
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    }
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325
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    return 0;
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}
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/*****************************************************************************/
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/** Get the number of FMMU configurations of the domain.
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 */
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unsigned int ec_domain_fmmu_count(const ec_domain_t *domain)
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{
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    const ec_fmmu_config_t *fmmu;
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    unsigned int num = 0;
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    list_for_each_entry(fmmu, &domain->fmmu_configs, list) {
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        num++;
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    }
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    return num;
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   297
}
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/*****************************************************************************/
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/** Get a certain FMMU configuration via its position in the list.
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 */
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const ec_fmmu_config_t *ec_domain_find_fmmu(
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        const ec_domain_t *domain, /**< EtherCAT domain. */
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        unsigned int pos /**< List position. */
950
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        )
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{
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    const ec_fmmu_config_t *fmmu;
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    list_for_each_entry(fmmu, &domain->fmmu_configs, list) {
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        if (pos--)
950
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            continue;
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        return fmmu;
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   314
    }
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   316
    return NULL;
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   317
}
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   318
73
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   319
/******************************************************************************
195
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   320
 *  Realtime interface
73
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 *****************************************************************************/
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   322
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   323
int ecrt_domain_reg_pdo_entry_list(ec_domain_t *domain,
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   324
        const ec_pdo_entry_reg_t *regs)
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{
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   326
    const ec_pdo_entry_reg_t *reg;
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   327
    ec_slave_config_t *sc;
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   328
    int ret;
640
16e9ad7d8e12 Added parameters for vendor ID and product code to ecrt_get_slave(); PDO
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diff changeset
   329
    
1181
9e5954a2a46e Added debugging for configuration function of the application interface.
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   330
    if (domain->master->debug_level)
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   331
        EC_DBG("ecrt_domain_reg_pdo_entry_list(domain = 0x%x, regs = 0x%x)\n",
9e5954a2a46e Added debugging for configuration function of the application interface.
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   332
                (u32) domain, (u32) regs);
9e5954a2a46e Added debugging for configuration function of the application interface.
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diff changeset
   333
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
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   334
    for (reg = regs; reg->index; reg++) {
1313
ed15eef57d5c Improved error case return codes of many functions.
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diff changeset
   335
        sc = ecrt_master_slave_config_err(domain->master, reg->alias,
ed15eef57d5c Improved error case return codes of many functions.
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diff changeset
   336
                reg->position, reg->vendor_id, reg->product_code);
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diff changeset
   337
        if (IS_ERR(sc))
ed15eef57d5c Improved error case return codes of many functions.
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diff changeset
   338
            return PTR_ERR(sc);
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diff changeset
   339
ed15eef57d5c Improved error case return codes of many functions.
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diff changeset
   340
        ret = ecrt_slave_config_reg_pdo_entry(sc, reg->index,
ed15eef57d5c Improved error case return codes of many functions.
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diff changeset
   341
                        reg->subindex, domain, reg->bit_position);
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diff changeset
   342
        if (ret < 0)
ed15eef57d5c Improved error case return codes of many functions.
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diff changeset
   343
            return ret;
916
db73994fbdac Added bitwise Pdo registration.
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   344
db73994fbdac Added bitwise Pdo registration.
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diff changeset
   345
        *reg->offset = ret;
db73994fbdac Added bitwise Pdo registration.
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diff changeset
   346
    }
db73994fbdac Added bitwise Pdo registration.
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   347
db73994fbdac Added bitwise Pdo registration.
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diff changeset
   348
    return 0;
db73994fbdac Added bitwise Pdo registration.
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diff changeset
   349
}
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   350
db73994fbdac Added bitwise Pdo registration.
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   351
/*****************************************************************************/
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diff changeset
   352
1257
9844ac126275 Made ecrt_domain_size() const.
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diff changeset
   353
size_t ecrt_domain_size(const ec_domain_t *domain)
809
ec4ef8911824 External domain memory.
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   354
{
ec4ef8911824 External domain memory.
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diff changeset
   355
    return domain->data_size;
ec4ef8911824 External domain memory.
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diff changeset
   356
}
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   357
ec4ef8911824 External domain memory.
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   358
/*****************************************************************************/
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diff changeset
   359
ec4ef8911824 External domain memory.
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diff changeset
   360
void ecrt_domain_external_memory(ec_domain_t *domain, uint8_t *mem)
ec4ef8911824 External domain memory.
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diff changeset
   361
{
1181
9e5954a2a46e Added debugging for configuration function of the application interface.
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diff changeset
   362
    if (domain->master->debug_level)
9e5954a2a46e Added debugging for configuration function of the application interface.
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diff changeset
   363
        EC_DBG("ecrt_domain_external_memory(domain = 0x%x, mem = 0x%x)\n",
9e5954a2a46e Added debugging for configuration function of the application interface.
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diff changeset
   364
                (u32) domain, (u32) mem);
9e5954a2a46e Added debugging for configuration function of the application interface.
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parents: 1116
diff changeset
   365
1075
94c6e36e0f8d Implemented master semaphore to secure concurrent access from ioctls, state machine and realtime interface.
Florian Pose <fp@igh-essen.com>
parents: 1055
diff changeset
   366
    down(&domain->master->master_sem);
94c6e36e0f8d Implemented master semaphore to secure concurrent access from ioctls, state machine and realtime interface.
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parents: 1055
diff changeset
   367
809
ec4ef8911824 External domain memory.
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diff changeset
   368
    ec_domain_clear_data(domain);
ec4ef8911824 External domain memory.
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diff changeset
   369
ec4ef8911824 External domain memory.
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diff changeset
   370
    domain->data = mem;
ec4ef8911824 External domain memory.
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diff changeset
   371
    domain->data_origin = EC_ORIG_EXTERNAL;
1075
94c6e36e0f8d Implemented master semaphore to secure concurrent access from ioctls, state machine and realtime interface.
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diff changeset
   372
94c6e36e0f8d Implemented master semaphore to secure concurrent access from ioctls, state machine and realtime interface.
Florian Pose <fp@igh-essen.com>
parents: 1055
diff changeset
   373
    up(&domain->master->master_sem);
809
ec4ef8911824 External domain memory.
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diff changeset
   374
}
ec4ef8911824 External domain memory.
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diff changeset
   375
ec4ef8911824 External domain memory.
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diff changeset
   376
/*****************************************************************************/
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diff changeset
   377
ec4ef8911824 External domain memory.
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diff changeset
   378
uint8_t *ecrt_domain_data(ec_domain_t *domain)
ec4ef8911824 External domain memory.
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diff changeset
   379
{
ec4ef8911824 External domain memory.
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diff changeset
   380
    return domain->data;
ec4ef8911824 External domain memory.
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diff changeset
   381
}
ec4ef8911824 External domain memory.
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diff changeset
   382
ec4ef8911824 External domain memory.
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diff changeset
   383
/*****************************************************************************/
ec4ef8911824 External domain memory.
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diff changeset
   384
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
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diff changeset
   385
void ecrt_domain_process(ec_domain_t *domain)
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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parents: 97
diff changeset
   386
{
985
90bcaf9ce3d5 Fixed calculation of expected working counter.
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parents: 950
diff changeset
   387
    uint16_t working_counter_sum;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 275
diff changeset
   388
    ec_datagram_t *datagram;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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parents: 97
diff changeset
   389
985
90bcaf9ce3d5 Fixed calculation of expected working counter.
Florian Pose <fp@igh-essen.com>
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diff changeset
   390
    working_counter_sum = 0x0000;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 275
diff changeset
   391
    list_for_each_entry(datagram, &domain->datagrams, list) {
719
03d5b96632fb Store skipped information in datagrams; name datagrams for statistics
Florian Pose <fp@igh-essen.com>
parents: 708
diff changeset
   392
        ec_datagram_output_stats(datagram);
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 315
diff changeset
   393
        if (datagram->state == EC_DATAGRAM_RECEIVED) {
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 275
diff changeset
   394
            working_counter_sum += datagram->working_counter;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 97
diff changeset
   395
        }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 97
diff changeset
   396
    }
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 58
diff changeset
   397
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 783
diff changeset
   398
    if (working_counter_sum != domain->working_counter) {
332
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   399
        domain->working_counter_changes++;
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 783
diff changeset
   400
        domain->working_counter = working_counter_sum;
332
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   401
    }
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   402
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   403
    if (domain->working_counter_changes &&
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 343
diff changeset
   404
        jiffies - domain->notify_jiffies > HZ) {
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 343
diff changeset
   405
        domain->notify_jiffies = jiffies;
332
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   406
        if (domain->working_counter_changes == 1) {
912
6630f4dbcfd2 Improved working counter output; fixed problem with slaves that have a single sync manager used for outputs.
Florian Pose <fp@igh-essen.com>
parents: 885
diff changeset
   407
            EC_INFO("Domain %u: Working counter changed to %u/%u.\n",
6630f4dbcfd2 Improved working counter output; fixed problem with slaves that have a single sync manager used for outputs.
Florian Pose <fp@igh-essen.com>
parents: 885
diff changeset
   408
                    domain->index, domain->working_counter,
6630f4dbcfd2 Improved working counter output; fixed problem with slaves that have a single sync manager used for outputs.
Florian Pose <fp@igh-essen.com>
parents: 885
diff changeset
   409
                    domain->expected_working_counter);
985
90bcaf9ce3d5 Fixed calculation of expected working counter.
Florian Pose <fp@igh-essen.com>
parents: 950
diff changeset
   410
        } else {
1116
3f2df83335b8 Improved WC changes message.
Florian Pose <fp@igh-essen.com>
parents: 1092
diff changeset
   411
            EC_INFO("Domain %u: %u working counter changes - now %u/%u.\n",
3f2df83335b8 Improved WC changes message.
Florian Pose <fp@igh-essen.com>
parents: 1092
diff changeset
   412
                    domain->index, domain->working_counter_changes,
3f2df83335b8 Improved WC changes message.
Florian Pose <fp@igh-essen.com>
parents: 1092
diff changeset
   413
                    domain->working_counter, domain->expected_working_counter);
332
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   414
        }
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   415
        domain->working_counter_changes = 0;
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 315
diff changeset
   416
    }
494
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   417
}
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   418
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   419
/*****************************************************************************/
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   420
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 783
diff changeset
   421
void ecrt_domain_queue(ec_domain_t *domain)
494
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   422
{
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   423
    ec_datagram_t *datagram;
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   424
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   425
    list_for_each_entry(datagram, &domain->datagrams, list) {
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   426
        ec_master_queue_datagram(domain->master, datagram);
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   427
    }
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 58
diff changeset
   428
}
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 58
diff changeset
   429
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 58
diff changeset
   430
/*****************************************************************************/
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 58
diff changeset
   431
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 783
diff changeset
   432
void ecrt_domain_state(const ec_domain_t *domain, ec_domain_state_t *state)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 783
diff changeset
   433
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 783
diff changeset
   434
    state->working_counter = domain->working_counter;
818
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   435
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   436
    if (domain->working_counter) {
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   437
        if (domain->working_counter == domain->expected_working_counter) {
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   438
            state->wc_state = EC_WC_COMPLETE;
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   439
        } else {
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   440
            state->wc_state = EC_WC_INCOMPLETE;
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   441
        }
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   442
    } else {
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   443
        state->wc_state = EC_WC_ZERO;
b6c87ae254c9 Calculate expected working counter for domains.
Florian Pose <fp@igh-essen.com>
parents: 817
diff changeset
   444
    }
105
fad6709a526f Dom?nen-Status (ecrt_domain_state) hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
   445
}
fad6709a526f Dom?nen-Status (ecrt_domain_state) hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
   446
fad6709a526f Dom?nen-Status (ecrt_domain_state) hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
   447
/*****************************************************************************/
fad6709a526f Dom?nen-Status (ecrt_domain_state) hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
   448
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   449
/** \cond */
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   450
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 783
diff changeset
   451
EXPORT_SYMBOL(ecrt_domain_reg_pdo_entry_list);
809
ec4ef8911824 External domain memory.
Florian Pose <fp@igh-essen.com>
parents: 807
diff changeset
   452
EXPORT_SYMBOL(ecrt_domain_size);
ec4ef8911824 External domain memory.
Florian Pose <fp@igh-essen.com>
parents: 807
diff changeset
   453
EXPORT_SYMBOL(ecrt_domain_external_memory);
ec4ef8911824 External domain memory.
Florian Pose <fp@igh-essen.com>
parents: 807
diff changeset
   454
EXPORT_SYMBOL(ecrt_domain_data);
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
   455
EXPORT_SYMBOL(ecrt_domain_process);
494
178b1b43a88c Version 1.2.0-rc1, re-introduced ecrt_domain_queue().
Florian Pose <fp@igh-essen.com>
parents: 484
diff changeset
   456
EXPORT_SYMBOL(ecrt_domain_queue);
105
fad6709a526f Dom?nen-Status (ecrt_domain_state) hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
   457
EXPORT_SYMBOL(ecrt_domain_state);
42
a22a202d0f42 Domains, Warten beim Senden, 10kHz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   459
/** \endcond */
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   460
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   461
/*****************************************************************************/