master/master.c
author Florian Pose <fp@igh-essen.com>
Mon, 25 Sep 2006 15:55:46 +0000
changeset 370 148155bb9abc
parent 361 29af81543ce1
child 377 ecac8252f114
permissions -rw-r--r--
Renamed documentation -> doxygen-output, doc -> documentation.
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2006  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
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 *  and/or modify it under the terms of the GNU General Public License
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 *  as published by the Free Software Foundation; either version 2 of the
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 *  License, or (at your option) any later version.
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 *
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 *  The IgH EtherCAT Master is distributed in the hope that it will be
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 *  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General 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
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 *  along 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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 *  The right to use EtherCAT Technology is granted and comes free of
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 *  charge under condition of compatibility of product made by
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 *  Licensee. People intending to distribute/sell products based on the
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 *  code, have to sign an agreement to guarantee that products using
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 *  software based on IgH EtherCAT master stay compatible with the actual
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 *  EtherCAT specification (which are released themselves as an open
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 *  standard) as the (only) precondition to have the right to use EtherCAT
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 *  Technology, IP and trade marks.
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 *
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 *****************************************************************************/
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/**
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   \file
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   EtherCAT master methods.
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*/
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/*****************************************************************************/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/string.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include "../include/ecrt.h"
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#include "globals.h"
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#include "master.h"
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#include "slave.h"
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#include "device.h"
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#include "datagram.h"
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#include "ethernet.h"
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/*****************************************************************************/
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void ec_master_sync_io(ec_master_t *);
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void ec_master_idle_run(void *);
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void ec_master_eoe_run(unsigned long);
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ssize_t ec_show_master_attribute(struct kobject *, struct attribute *, char *);
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ssize_t ec_store_master_attribute(struct kobject *, struct attribute *,
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                                  const char *, size_t);
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/*****************************************************************************/
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/** \cond */
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EC_SYSFS_READ_ATTR(info);
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EC_SYSFS_READ_WRITE_ATTR(eeprom_write_enable);
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EC_SYSFS_READ_WRITE_ATTR(debug_level);
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static struct attribute *ec_def_attrs[] = {
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    &attr_info,
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    &attr_eeprom_write_enable,
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    &attr_debug_level,
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    NULL,
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};
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static struct sysfs_ops ec_sysfs_ops = {
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    .show = &ec_show_master_attribute,
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    .store = ec_store_master_attribute
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};
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static struct kobj_type ktype_ec_master = {
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    .release = ec_master_clear,
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    .sysfs_ops = &ec_sysfs_ops,
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    .default_attrs = ec_def_attrs
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};
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/** \endcond */
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/*****************************************************************************/
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/**
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   Master constructor.
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   \return 0 in case of success, else < 0
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*/
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int ec_master_init(ec_master_t *master, /**< EtherCAT master */
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                   unsigned int index, /**< master index */
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                   unsigned int eoeif_count, /**< number of EoE interfaces */
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                   dev_t dev_num /**< number for XML cdev's */
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                   )
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{
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    ec_eoe_t *eoe, *next_eoe;
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    unsigned int i;
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    EC_INFO("Initializing master %i.\n", index);
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    master->index = index;
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    master->device = NULL;
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    master->reserved = 0;
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    INIT_LIST_HEAD(&master->slaves);
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    INIT_LIST_HEAD(&master->datagram_queue);
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    INIT_LIST_HEAD(&master->domains);
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    INIT_LIST_HEAD(&master->eoe_handlers);
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    INIT_WORK(&master->idle_work, ec_master_idle_run, (void *) master);
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    init_timer(&master->eoe_timer);
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    master->eoe_timer.function = ec_master_eoe_run;
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    master->eoe_timer.data = (unsigned long) master;
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    master->internal_lock = SPIN_LOCK_UNLOCKED;
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    master->eoe_running = 0;
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    master->eoe_checked = 0;
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    for (i = 0; i < HZ; i++) {
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        master->idle_cycle_times[i] = 0;
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        master->eoe_cycle_times[i] = 0;
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    }
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    master->idle_cycle_time_pos = 0;
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    master->eoe_cycle_time_pos = 0;
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parents: 246
diff changeset
   130
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   131
    // create workqueue
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   132
    if (!(master->workqueue = create_singlethread_workqueue("EtherCAT"))) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   133
        EC_ERR("Failed to create master workqueue.\n");
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   134
        goto out_return;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   135
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   136
361
29af81543ce1 Introduced per-master character devices for XML descriptions.
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parents: 356
diff changeset
   137
    // init XML character device
29af81543ce1 Introduced per-master character devices for XML descriptions.
Florian Pose <fp@igh-essen.com>
parents: 356
diff changeset
   138
    if (ec_xmldev_init(&master->xmldev, master, dev_num)) {
29af81543ce1 Introduced per-master character devices for XML descriptions.
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parents: 356
diff changeset
   139
        EC_ERR("Failed to init XML character device.\n");
29af81543ce1 Introduced per-master character devices for XML descriptions.
Florian Pose <fp@igh-essen.com>
parents: 356
diff changeset
   140
        goto out_clear_wq;
29af81543ce1 Introduced per-master character devices for XML descriptions.
Florian Pose <fp@igh-essen.com>
parents: 356
diff changeset
   141
    }
29af81543ce1 Introduced per-master character devices for XML descriptions.
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parents: 356
diff changeset
   142
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   143
    // create EoE handlers
321
64e20e6e9d0b Renamed master parameter ec_eoe_devices to ec_eoeif_count.
Florian Pose <fp@igh-essen.com>
parents: 318
diff changeset
   144
    for (i = 0; i < eoeif_count; i++) {
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   145
        if (!(eoe = (ec_eoe_t *) kmalloc(sizeof(ec_eoe_t), GFP_KERNEL))) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   146
            EC_ERR("Failed to allocate EoE-Object.\n");
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   147
            goto out_clear_eoe;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   148
        }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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diff changeset
   149
        if (ec_eoe_init(eoe)) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   150
            kfree(eoe);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   151
            goto out_clear_eoe;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   152
        }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   153
        list_add_tail(&eoe->list, &master->eoe_handlers);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   154
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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parents: 246
diff changeset
   155
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   156
    // create state machine object
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
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diff changeset
   157
    if (ec_fsm_init(&master->fsm, master)) goto out_clear_eoe;
226
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
   158
195
674071846ee3 Translated all comments and documentation to english language.
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parents: 191
diff changeset
   159
    // init kobject and add it to the hierarchy
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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parents: 176
diff changeset
   160
    memset(&master->kobj, 0x00, sizeof(struct kobject));
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   161
    kobject_init(&master->kobj);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   162
    master->kobj.ktype = &ktype_ec_master;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   163
    if (kobject_set_name(&master->kobj, "ethercat%i", index)) {
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   164
        EC_ERR("Failed to set kobj name.\n");
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   165
        kobject_put(&master->kobj);
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   166
        return -1;
226
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
   167
    }
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
   168
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   169
    ec_master_reset(master);
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   170
    return 0;
226
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
   171
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   172
 out_clear_eoe:
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   173
    list_for_each_entry_safe(eoe, next_eoe, &master->eoe_handlers, list) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   174
        list_del(&eoe->list);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   175
        ec_eoe_clear(eoe);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   176
        kfree(eoe);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   177
    }
361
29af81543ce1 Introduced per-master character devices for XML descriptions.
Florian Pose <fp@igh-essen.com>
parents: 356
diff changeset
   178
    ec_xmldev_clear(&master->xmldev);
29af81543ce1 Introduced per-master character devices for XML descriptions.
Florian Pose <fp@igh-essen.com>
parents: 356
diff changeset
   179
 out_clear_wq:
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   180
    destroy_workqueue(master->workqueue);
226
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
   181
 out_return:
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
   182
    return -1;
0
05c992bf5847 trunk, tags und branches
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   183
}
05c992bf5847 trunk, tags und branches
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
39
6965c23a6826 likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents: 35
diff changeset
   185
/*****************************************************************************/
0
05c992bf5847 trunk, tags und branches
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
05c992bf5847 trunk, tags und branches
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   188
   Master destructor.
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   189
   Removes all pending datagrams, clears the slave list, clears all domains
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   190
   and frees the device.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   191
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   192
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   193
void ec_master_clear(struct kobject *kobj /**< kobject of the master */)
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   194
{
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   195
    ec_master_t *master = container_of(kobj, ec_master_t, kobj);
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   196
    ec_eoe_t *eoe, *next_eoe;
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   197
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   198
    EC_INFO("Clearing master %i...\n", master->index);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   199
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   200
    ec_master_reset(master);
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   201
    ec_fsm_clear(&master->fsm);
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   202
    destroy_workqueue(master->workqueue);
361
29af81543ce1 Introduced per-master character devices for XML descriptions.
Florian Pose <fp@igh-essen.com>
parents: 356
diff changeset
   203
    ec_xmldev_clear(&master->xmldev);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   204
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   205
    // clear EoE objects
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   206
    list_for_each_entry_safe(eoe, next_eoe, &master->eoe_handlers, list) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   207
        list_del(&eoe->list);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   208
        ec_eoe_clear(eoe);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   209
        kfree(eoe);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   210
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   211
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   212
    if (master->device) {
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   213
        ec_device_clear(master->device);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   214
        kfree(master->device);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   215
    }
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
   216
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   217
    EC_INFO("Master %i cleared.\n", master->index);
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   218
}
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   219
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   220
/*****************************************************************************/
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   221
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   222
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   223
   Resets the master.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   224
   Note: This function has to be called, everytime ec_master_release() is
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   225
   called, to free the slave list, domains etc.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   226
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   227
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   228
void ec_master_reset(ec_master_t *master /**< EtherCAT master */)
56
36d1fa37f5e1 Bugfix im Master, ec_master_reset() und laufendes Beispiel in rt.
Florian Pose <fp@igh-essen.com>
parents: 55
diff changeset
   229
{
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   230
    ec_datagram_t *datagram, *next_c;
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
   231
    ec_domain_t *domain, *next_d;
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   232
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   233
    ec_master_eoe_stop(master);
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   234
    ec_master_idle_stop(master);
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   235
    ec_master_clear_slaves(master);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   236
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   237
    // empty datagram queue
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   238
    list_for_each_entry_safe(datagram, next_c,
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   239
                             &master->datagram_queue, queue) {
345
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
   240
        datagram->state = EC_DATAGRAM_ERROR;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   241
        list_del_init(&datagram->queue);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   242
    }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   243
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   244
    // clear domains
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
   245
    list_for_each_entry_safe(domain, next_d, &master->domains, list) {
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   246
        list_del(&domain->list);
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   247
        kobject_del(&domain->kobj);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   248
        kobject_put(&domain->kobj);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   249
    }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   250
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   251
    master->datagram_index = 0;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   252
    master->debug_level = 0;
130
69c2645300ee Watch-Kommando
Florian Pose <fp@igh-essen.com>
parents: 129
diff changeset
   253
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   254
    master->stats.timeouts = 0;
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   255
    master->stats.corrupted = 0;
332
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   256
    master->stats.skipped = 0;
98
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    master->stats.unmatched = 0;
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   258
    master->stats.output_jiffies = 0;
191
ca805255a935 Prepared Free-Run mode
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diff changeset
   259
305
03aab3068f08 Renamed IDLE mode to ORPHANED mode.
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   260
    master->mode = EC_MASTER_MODE_ORPHANED;
204
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   261
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   262
    master->request_cb = NULL;
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   263
    master->release_cb = NULL;
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   264
    master->cb_data = NULL;
238
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   265
268
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    master->eeprom_write_enable = 0;
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   267
238
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    ec_fsm_reset(&master->fsm);
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   269
}
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/*****************************************************************************/
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   272
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/**
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   Clears all slaves.
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*/
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void ec_master_clear_slaves(ec_master_t *master)
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{
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   279
    ec_slave_t *slave, *next_slave;
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    list_for_each_entry_safe(slave, next_slave, &master->slaves, list) {
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        list_del(&slave->list);
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        kobject_del(&slave->kobj);
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        kobject_put(&slave->kobj);
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   285
    }
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    master->slave_count = 0;
74
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}
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/*****************************************************************************/
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   291
/**
293
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   292
   Places a datagram in the datagram queue.
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   293
*/
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   294
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   295
void ec_master_queue_datagram(ec_master_t *master, /**< EtherCAT master */
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   296
                              ec_datagram_t *datagram /**< datagram */
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   297
                              )
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   298
{
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   299
    ec_datagram_t *queued_datagram;
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   300
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   301
    // check, if the datagram is already queued
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   302
    list_for_each_entry(queued_datagram, &master->datagram_queue, queue) {
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   303
        if (queued_datagram == datagram) {
332
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   304
            master->stats.skipped++;
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diff changeset
   305
            ec_master_output_stats(master);
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
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   306
            datagram->state = EC_DATAGRAM_QUEUED;
98
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   307
            return;
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diff changeset
   308
        }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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diff changeset
   309
    }
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   310
293
14aeb79aa992 Renamed command structure to datagram.
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   311
    list_add_tail(&datagram->queue, &master->datagram_queue);
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
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   312
    datagram->state = EC_DATAGRAM_QUEUED;
293
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   313
}
14aeb79aa992 Renamed command structure to datagram.
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   314
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   315
/*****************************************************************************/
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   316
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   317
/**
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   318
   Sends the datagrams in the queue.
195
674071846ee3 Translated all comments and documentation to english language.
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   319
   \return 0 in case of success, else < 0
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   320
*/
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diff changeset
   321
293
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   322
void ec_master_send_datagrams(ec_master_t *master /**< EtherCAT master */)
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diff changeset
   323
{
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   324
    ec_datagram_t *datagram;
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   325
    size_t datagram_size;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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diff changeset
   326
    uint8_t *frame_data, *cur_data;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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diff changeset
   327
    void *follows_word;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
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diff changeset
   328
    cycles_t cycles_start, cycles_end;
293
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   329
    unsigned int frame_count, more_datagrams_waiting;
176
1ac0fc378b95 Sending of multiple frames
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parents: 173
diff changeset
   330
1ac0fc378b95 Sending of multiple frames
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diff changeset
   331
    frame_count = 0;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   332
    cycles_start = get_cycles();
208
b7797f8a813d command timeout, EoE processing with kernel timer.
Florian Pose <fp@igh-essen.com>
parents: 206
diff changeset
   333
303
03fd45bc13ef SysFS entry for debug level.
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parents: 298
diff changeset
   334
    if (unlikely(master->debug_level > 1))
293
14aeb79aa992 Renamed command structure to datagram.
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parents: 291
diff changeset
   335
        EC_DBG("ec_master_send_datagrams\n");
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
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diff changeset
   336
176
1ac0fc378b95 Sending of multiple frames
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diff changeset
   337
    do {
195
674071846ee3 Translated all comments and documentation to english language.
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parents: 191
diff changeset
   338
        // fetch pointer to transmit socket buffer
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   339
        frame_data = ec_device_tx_data(master->device);
1ac0fc378b95 Sending of multiple frames
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parents: 173
diff changeset
   340
        cur_data = frame_data + EC_FRAME_HEADER_SIZE;
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   341
        follows_word = NULL;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   342
        more_datagrams_waiting = 0;
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   343
14aeb79aa992 Renamed command structure to datagram.
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parents: 291
diff changeset
   344
        // fill current frame with datagrams
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   345
        list_for_each_entry(datagram, &master->datagram_queue, queue) {
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   346
            if (datagram->state != EC_DATAGRAM_QUEUED) continue;
293
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   347
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   348
            // does the current datagram fit in the frame?
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   349
            datagram_size = EC_DATAGRAM_HEADER_SIZE + datagram->data_size
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   350
                + EC_DATAGRAM_FOOTER_SIZE;
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   351
            if (cur_data - frame_data + datagram_size > ETH_DATA_LEN) {
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   352
                more_datagrams_waiting = 1;
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   353
                break;
1ac0fc378b95 Sending of multiple frames
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parents: 173
diff changeset
   354
            }
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   355
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
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diff changeset
   356
            datagram->state = EC_DATAGRAM_SENT;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   357
            datagram->cycles_sent = cycles_start;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   358
            datagram->index = master->datagram_index++;
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   359
303
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   360
            if (unlikely(master->debug_level > 1))
293
14aeb79aa992 Renamed command structure to datagram.
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diff changeset
   361
                EC_DBG("adding datagram 0x%02X\n", datagram->index);
14aeb79aa992 Renamed command structure to datagram.
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parents: 291
diff changeset
   362
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
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diff changeset
   363
            // set "datagram following" flag in previous frame
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   364
            if (follows_word)
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   365
                EC_WRITE_U16(follows_word, EC_READ_U16(follows_word) | 0x8000);
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   366
293
14aeb79aa992 Renamed command structure to datagram.
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parents: 291
diff changeset
   367
            // EtherCAT datagram header
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   368
            EC_WRITE_U8 (cur_data,     datagram->type);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   369
            EC_WRITE_U8 (cur_data + 1, datagram->index);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   370
            EC_WRITE_U32(cur_data + 2, datagram->address.logical);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   371
            EC_WRITE_U16(cur_data + 6, datagram->data_size & 0x7FF);
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   372
            EC_WRITE_U16(cur_data + 8, 0x0000);
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   373
            follows_word = cur_data + 6;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   374
            cur_data += EC_DATAGRAM_HEADER_SIZE;
14aeb79aa992 Renamed command structure to datagram.
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parents: 291
diff changeset
   375
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   376
            // EtherCAT datagram data
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   377
            memcpy(cur_data, datagram->data, datagram->data_size);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   378
            cur_data += datagram->data_size;
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   379
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   380
            // EtherCAT datagram footer
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   381
            EC_WRITE_U16(cur_data, 0x0000); // reset working counter
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   382
            cur_data += EC_DATAGRAM_FOOTER_SIZE;
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   383
        }
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   384
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   385
        if (cur_data - frame_data == EC_FRAME_HEADER_SIZE) {
303
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   386
            if (unlikely(master->debug_level > 1))
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   387
                EC_DBG("nothing to send.\n");
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   388
            break;
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   389
        }
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   390
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   391
        // EtherCAT frame header
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   392
        EC_WRITE_U16(frame_data, ((cur_data - frame_data
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   393
                                   - EC_FRAME_HEADER_SIZE) & 0x7FF) | 0x1000);
1ac0fc378b95 Sending of multiple frames
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parents: 173
diff changeset
   394
195
674071846ee3 Translated all comments and documentation to english language.
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parents: 191
diff changeset
   395
        // pad frame
211
c684b6b7adaf Using kernel Ethernet constants.
Florian Pose <fp@igh-essen.com>
parents: 208
diff changeset
   396
        while (cur_data - frame_data < ETH_ZLEN - ETH_HLEN)
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   397
            EC_WRITE_U8(cur_data++, 0x00);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   398
303
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   399
        if (unlikely(master->debug_level > 1))
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   400
            EC_DBG("frame size: %i\n", cur_data - frame_data);
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   401
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   402
        // send frame
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   403
        ec_device_send(master->device, cur_data - frame_data);
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   404
        frame_count++;
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   405
    }
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   406
    while (more_datagrams_waiting);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   407
303
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   408
    if (unlikely(master->debug_level > 1)) {
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   409
        cycles_end = get_cycles();
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   410
        EC_DBG("ec_master_send_datagrams sent %i frames in %ius.\n",
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   411
               frame_count,
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   412
               (unsigned int) (cycles_end - cycles_start) * 1000 / cpu_khz);
176
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   413
    }
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   414
}
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   415
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   416
/*****************************************************************************/
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   417
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   418
/**
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   419
   Processes a received frame.
1ac0fc378b95 Sending of multiple frames
Florian Pose <fp@igh-essen.com>
parents: 173
diff changeset
   420
   This function is called by the network driver for every received frame.
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   421
   \return 0 in case of success, else < 0
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   422
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   423
331
17f58fe99511 Renamed ec_master_receive() to ec_master_receive_datagrams().
Florian Pose <fp@igh-essen.com>
parents: 330
diff changeset
   424
void ec_master_receive_datagrams(ec_master_t *master, /**< EtherCAT master */
17f58fe99511 Renamed ec_master_receive() to ec_master_receive_datagrams().
Florian Pose <fp@igh-essen.com>
parents: 330
diff changeset
   425
                                 const uint8_t *frame_data, /**< frame data */
17f58fe99511 Renamed ec_master_receive() to ec_master_receive_datagrams().
Florian Pose <fp@igh-essen.com>
parents: 330
diff changeset
   426
                                 size_t size /**< size of the received data */
17f58fe99511 Renamed ec_master_receive() to ec_master_receive_datagrams().
Florian Pose <fp@igh-essen.com>
parents: 330
diff changeset
   427
                                 )
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   428
{
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   429
    size_t frame_size, data_size;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   430
    uint8_t datagram_type, datagram_index;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   431
    unsigned int cmd_follows, matched;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   432
    const uint8_t *cur_data;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   433
    ec_datagram_t *datagram;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   434
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   435
    if (unlikely(size < EC_FRAME_HEADER_SIZE)) {
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   436
        master->stats.corrupted++;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   437
        ec_master_output_stats(master);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   438
        return;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   439
    }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   440
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   441
    cur_data = frame_data;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   442
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   443
    // check length of entire frame
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   444
    frame_size = EC_READ_U16(cur_data) & 0x07FF;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   445
    cur_data += EC_FRAME_HEADER_SIZE;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   446
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   447
    if (unlikely(frame_size > size)) {
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   448
        master->stats.corrupted++;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   449
        ec_master_output_stats(master);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   450
        return;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   451
    }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   452
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   453
    cmd_follows = 1;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   454
    while (cmd_follows) {
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   455
        // process datagram header
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   456
        datagram_type  = EC_READ_U8 (cur_data);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   457
        datagram_index = EC_READ_U8 (cur_data + 1);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   458
        data_size      = EC_READ_U16(cur_data + 6) & 0x07FF;
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   459
        cmd_follows    = EC_READ_U16(cur_data + 6) & 0x8000;
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   460
        cur_data += EC_DATAGRAM_HEADER_SIZE;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   461
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   462
        if (unlikely(cur_data - frame_data
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   463
                     + data_size + EC_DATAGRAM_FOOTER_SIZE > size)) {
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   464
            master->stats.corrupted++;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   465
            ec_master_output_stats(master);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   466
            return;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   467
        }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   468
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   469
        // search for matching datagram in the queue
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   470
        matched = 0;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   471
        list_for_each_entry(datagram, &master->datagram_queue, queue) {
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   472
            if (datagram->state == EC_DATAGRAM_SENT
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   473
                && datagram->type == datagram_type
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   474
                && datagram->index == datagram_index
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   475
                && datagram->data_size == data_size) {
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   476
                matched = 1;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   477
                break;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   478
            }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   479
        }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   480
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   481
        // no matching datagram was found
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   482
        if (!matched) {
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   483
            master->stats.unmatched++;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   484
            ec_master_output_stats(master);
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   485
            cur_data += data_size + EC_DATAGRAM_FOOTER_SIZE;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   486
            continue;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   487
        }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   488
345
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
   489
        // copy received data into the datagram memory
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   490
        memcpy(datagram->data, cur_data, data_size);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   491
        cur_data += data_size;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   492
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   493
        // set the datagram's working counter
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   494
        datagram->working_counter = EC_READ_U16(cur_data);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   495
        cur_data += EC_DATAGRAM_FOOTER_SIZE;
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   496
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   497
        // dequeue the received datagram
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   498
        datagram->state = EC_DATAGRAM_RECEIVED;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   499
        list_del_init(&datagram->queue);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   500
    }
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   501
}
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   502
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   503
/*****************************************************************************/
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   504
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   505
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   506
   Scans the EtherCAT bus for slaves.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   507
   Creates a list of slave structures for further processing.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   508
   \return 0 in case of success, else < 0
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   509
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   510
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   511
int ec_master_bus_scan(ec_master_t *master /**< EtherCAT master */)
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   512
{
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   513
    ec_fsm_t *fsm = &master->fsm;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   514
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   515
    ec_fsm_startup(fsm); // init startup state machine
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   516
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   517
    do {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   518
        ec_fsm_execute(fsm);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   519
        ec_master_sync_io(master);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   520
    }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   521
    while (ec_fsm_startup_running(fsm));
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   522
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   523
    if (!ec_fsm_startup_success(fsm)) {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   524
        ec_master_clear_slaves(master);
90
044e97bce4bd Rahmen jetzt zustandslos.
Florian Pose <fp@igh-essen.com>
parents: 89
diff changeset
   525
        return -1;
044e97bce4bd Rahmen jetzt zustandslos.
Florian Pose <fp@igh-essen.com>
parents: 89
diff changeset
   526
    }
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   527
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   528
    return 0;
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   529
}
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   530
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   531
/*****************************************************************************/
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   532
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   533
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   534
   Output statistics in cyclic mode.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   535
   This function outputs statistical data on demand, but not more often than
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   536
   necessary. The output happens at most once a second.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   537
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   538
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   539
void ec_master_output_stats(ec_master_t *master /**< EtherCAT master */)
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   540
{
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   541
    if (unlikely(jiffies - master->stats.output_jiffies >= HZ)) {
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   542
        master->stats.output_jiffies = jiffies;
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   543
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   544
        if (master->stats.timeouts) {
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   545
            EC_WARN("%i datagrams TIMED OUT!\n", master->stats.timeouts);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   546
            master->stats.timeouts = 0;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   547
        }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   548
        if (master->stats.corrupted) {
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   549
            EC_WARN("%i frame(s) CORRUPTED!\n", master->stats.corrupted);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   550
            master->stats.corrupted = 0;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   551
        }
332
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 331
diff changeset
   552
        if (master->stats.skipped) {
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 331
diff changeset
   553
            EC_WARN("%i datagram(s) SKIPPED!\n", master->stats.skipped);
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 331
diff changeset
   554
            master->stats.skipped = 0;
e16093374dfd New statistic outputs to avoid blasting the logs.
Florian Pose <fp@igh-essen.com>
parents: 331
diff changeset
   555
        }
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   556
        if (master->stats.unmatched) {
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
   557
            EC_WARN("%i datagram(s) UNMATCHED!\n", master->stats.unmatched);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   558
            master->stats.unmatched = 0;
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
   559
        }
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   560
    }
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   561
}
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   562
68
a452700db994 Neue ASCII-Adressierung und Code-Dokumantation.
Florian Pose <fp@igh-essen.com>
parents: 66
diff changeset
   563
/*****************************************************************************/
a452700db994 Neue ASCII-Adressierung und Code-Dokumantation.
Florian Pose <fp@igh-essen.com>
parents: 66
diff changeset
   564
a452700db994 Neue ASCII-Adressierung und Code-Dokumantation.
Florian Pose <fp@igh-essen.com>
parents: 66
diff changeset
   565
/**
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   566
   Starts the Idle mode.
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   567
*/
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   568
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   569
void ec_master_idle_start(ec_master_t *master /**< EtherCAT master */)
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   570
{
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   571
    if (master->mode == EC_MASTER_MODE_IDLE) return;
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   572
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   573
    if (master->mode == EC_MASTER_MODE_OPERATION) {
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   574
        EC_ERR("ec_master_idle_start: Master already running!\n");
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   575
        return;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   576
    }
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   577
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   578
    EC_INFO("Starting Idle mode.\n");
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   579
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   580
    master->mode = EC_MASTER_MODE_IDLE;
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   581
    ec_fsm_reset(&master->fsm);
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   582
    queue_delayed_work(master->workqueue, &master->idle_work, 1);
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   583
}
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   584
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   585
/*****************************************************************************/
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   586
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   587
/**
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   588
   Stops the Idle mode.
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   589
*/
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   590
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   591
void ec_master_idle_stop(ec_master_t *master /**< EtherCAT master */)
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   592
{
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   593
    if (master->mode != EC_MASTER_MODE_IDLE) return;
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   594
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   595
    ec_master_eoe_stop(master);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   596
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   597
    EC_INFO("Stopping Idle mode.\n");
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   598
    master->mode = EC_MASTER_MODE_ORPHANED; // this is important for the
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   599
                                            // IDLE work function to not
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   600
                                            // queue itself again
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   601
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   602
    if (!cancel_delayed_work(&master->idle_work)) {
236
34d7ce41e9db Started freerun state machine development.
Florian Pose <fp@igh-essen.com>
parents: 235
diff changeset
   603
        flush_workqueue(master->workqueue);
34d7ce41e9db Started freerun state machine development.
Florian Pose <fp@igh-essen.com>
parents: 235
diff changeset
   604
    }
34d7ce41e9db Started freerun state machine development.
Florian Pose <fp@igh-essen.com>
parents: 235
diff changeset
   605
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   606
    ec_master_clear_slaves(master);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   607
}
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   608
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   609
/*****************************************************************************/
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   610
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   611
/**
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   612
   Idle mode function.
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   613
*/
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   614
318
5f35e74124d1 Renamed ec_master_idle() to ec_master_idle_run().
Florian Pose <fp@igh-essen.com>
parents: 313
diff changeset
   615
void ec_master_idle_run(void *data /**< master pointer */)
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   616
{
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   617
    ec_master_t *master = (ec_master_t *) data;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   618
    cycles_t cycles_start, cycles_end;
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   619
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   620
    // aquire master lock
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   621
    spin_lock_bh(&master->internal_lock);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   622
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   623
    cycles_start = get_cycles();
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   624
    ecrt_master_receive(master);
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   625
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   626
    // execute master state machine
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
   627
    ec_fsm_execute(&master->fsm);
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   628
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   629
    ecrt_master_send(master);
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   630
    cycles_end = get_cycles();
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   631
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   632
    // release master lock
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   633
    spin_unlock_bh(&master->internal_lock);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   634
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   635
    master->idle_cycle_times[master->idle_cycle_time_pos]
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   636
        = (u32) (cycles_end - cycles_start) * 1000 / cpu_khz;
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   637
    master->idle_cycle_time_pos++;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   638
    master->idle_cycle_time_pos %= HZ;
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   639
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   640
    if (master->mode == EC_MASTER_MODE_IDLE)
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   641
        queue_delayed_work(master->workqueue, &master->idle_work, 1);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   642
}
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   643
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   644
/*****************************************************************************/
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   645
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   646
/**
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   647
   Initializes a sync manager configuration page with EEPROM data.
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   648
   The referenced memory (\a data) must be at least EC_SYNC_SIZE bytes.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   649
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   650
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   651
void ec_sync_config(const ec_sii_sync_t *sync, /**< sync manager */
275
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   652
                    const ec_slave_t *slave, /**< EtherCAT slave */
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   653
                    uint8_t *data /**> configuration memory */
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   654
                    )
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   655
{
275
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   656
    size_t sync_size;
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   657
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   658
    sync_size = ec_slave_calc_sync_size(slave, sync);
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   659
303
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   660
    if (slave->master->debug_level) {
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   661
        EC_INFO("Slave %i, sync manager %i:\n", slave->ring_position,
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   662
                sync->index);
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   663
        EC_INFO("  Address: 0x%04X\n", sync->physical_start_address);
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   664
        EC_INFO("     Size: %i\n", sync_size);
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   665
        EC_INFO("  Control: 0x%02X\n", sync->control_register);
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   666
    }
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   667
136
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   668
    EC_WRITE_U16(data,     sync->physical_start_address);
298
d491d1f84ebc Prefer EEPROM sync manager information for config.
Florian Pose <fp@igh-essen.com>
parents: 295
diff changeset
   669
    EC_WRITE_U16(data + 2, sync_size);
136
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   670
    EC_WRITE_U8 (data + 4, sync->control_register);
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   671
    EC_WRITE_U8 (data + 5, 0x00); // status byte (read only)
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   672
    EC_WRITE_U16(data + 6, sync->enable ? 0x0001 : 0x0000); // enable
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   673
}
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   674
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   675
/*****************************************************************************/
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   676
a03a684cac89 Dynamische Mailbox-Kommunikation, auch mit unbekannten Slaves.
Florian Pose <fp@igh-essen.com>
parents: 135
diff changeset
   677
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   678
   Initializes an FMMU configuration page.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   679
   The referenced memory (\a data) must be at least EC_FMMU_SIZE bytes.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   680
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   681
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   682
void ec_fmmu_config(const ec_fmmu_t *fmmu, /**< FMMU */
275
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   683
                    const ec_slave_t *slave, /**< EtherCAT slave */
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   684
                    uint8_t *data /**> configuration memory */
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   685
                    )
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
   686
{
275
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   687
    size_t sync_size;
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   688
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   689
    sync_size = ec_slave_calc_sync_size(slave, fmmu->sync);
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   690
77
677967864795 EC_READ/WRITE-Makros verwenden Makros aud asm/byteorder.h und werden konsequent verwendet.
Florian Pose <fp@igh-essen.com>
parents: 74
diff changeset
   691
    EC_WRITE_U32(data,      fmmu->logical_start_address);
275
ba51285d4ef6 Variable-sized data fields, BK1120.
Florian Pose <fp@igh-essen.com>
parents: 274
diff changeset
   692
    EC_WRITE_U16(data + 4,  sync_size); // size of fmmu
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   693
    EC_WRITE_U8 (data + 6,  0x00); // logical start bit
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   694
    EC_WRITE_U8 (data + 7,  0x07); // logical end bit
77
677967864795 EC_READ/WRITE-Makros verwenden Makros aud asm/byteorder.h und werden konsequent verwendet.
Florian Pose <fp@igh-essen.com>
parents: 74
diff changeset
   695
    EC_WRITE_U16(data + 8,  fmmu->sync->physical_start_address);
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   696
    EC_WRITE_U8 (data + 10, 0x00); // physical start bit
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   697
    EC_WRITE_U8 (data + 11, ((fmmu->sync->control_register & 0x04)
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   698
                             ? 0x02 : 0x01));
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   699
    EC_WRITE_U16(data + 12, 0x0001); // enable
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   700
    EC_WRITE_U16(data + 14, 0x0000); // reserved
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   701
}
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   702
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   703
/*****************************************************************************/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   704
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   705
/**
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   706
   Formats master information for SysFS read access.
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   707
   \return number of bytes written
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   708
*/
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   709
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   710
ssize_t ec_master_info(ec_master_t *master, /**< EtherCAT master */
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   711
                       char *buffer /**< memory to store data */
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   712
                       )
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   713
{
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   714
    off_t off = 0;
336
360e5287c888 EoE rate statistics.
Florian Pose <fp@igh-essen.com>
parents: 335
diff changeset
   715
    ec_eoe_t *eoe;
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   716
    uint32_t cur, sum, min, max, pos, i;
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   717
356
4bdc4f2e1a93 Compile/Version info in sysconfig master info file.
Florian Pose <fp@igh-essen.com>
parents: 347
diff changeset
   718
    off += sprintf(buffer + off, "\nVersion: " EC_COMPILE_INFO);
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   719
    off += sprintf(buffer + off, "\nMode: ");
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   720
    switch (master->mode) {
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   721
        case EC_MASTER_MODE_ORPHANED:
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   722
            off += sprintf(buffer + off, "ORPHANED");
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   723
            break;
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   724
        case EC_MASTER_MODE_IDLE:
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   725
            off += sprintf(buffer + off, "IDLE");
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   726
            break;
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   727
        case EC_MASTER_MODE_OPERATION:
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   728
            off += sprintf(buffer + off, "OPERATION");
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   729
            break;
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   730
    }
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   731
339
a3a4ee854bd8 Minor changes.
Florian Pose <fp@igh-essen.com>
parents: 337
diff changeset
   732
    off += sprintf(buffer + off, "\nSlaves: %i\n",
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   733
                   master->slave_count);
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   734
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   735
    off += sprintf(buffer + off, "\nTiming (min/avg/max) [us]:\n");
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   736
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   737
    sum = 0;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   738
    min = 0xFFFFFFFF;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   739
    max = 0;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   740
    pos = master->idle_cycle_time_pos;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   741
    for (i = 0; i < HZ; i++) {
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   742
        cur = master->idle_cycle_times[(i + pos) % HZ];
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   743
        sum += cur;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   744
        if (cur < min) min = cur;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   745
        if (cur > max) max = cur;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   746
    }
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   747
    off += sprintf(buffer + off, "  Idle cycle: %u / %u.%u / %u\n",
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   748
                   min, sum / HZ, (sum * 100 / HZ) % 100, max);
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   749
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   750
    sum = 0;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   751
    min = 0xFFFFFFFF;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   752
    max = 0;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   753
    pos = master->eoe_cycle_time_pos;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   754
    for (i = 0; i < HZ; i++) {
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   755
        cur = master->eoe_cycle_times[(i + pos) % HZ];
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   756
        sum += cur;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   757
        if (cur < min) min = cur;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   758
        if (cur > max) max = cur;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   759
    }
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   760
    off += sprintf(buffer + off, "  EoE cycle: %u / %u.%u / %u\n",
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
   761
                   min, sum / HZ, (sum * 100 / HZ) % 100, max);
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   762
336
360e5287c888 EoE rate statistics.
Florian Pose <fp@igh-essen.com>
parents: 335
diff changeset
   763
    if (!list_empty(&master->eoe_handlers))
339
a3a4ee854bd8 Minor changes.
Florian Pose <fp@igh-essen.com>
parents: 337
diff changeset
   764
        off += sprintf(buffer + off, "\nEoE statistics (RX/TX) [bps]:\n");
336
360e5287c888 EoE rate statistics.
Florian Pose <fp@igh-essen.com>
parents: 335
diff changeset
   765
    list_for_each_entry(eoe, &master->eoe_handlers, list) {
341
f8aa65e05ff4 Added EoE rate in KB/s to master info.
Florian Pose <fp@igh-essen.com>
parents: 339
diff changeset
   766
        off += sprintf(buffer + off, "  %s: %u / %u (%u KB/s)\n",
f8aa65e05ff4 Added EoE rate in KB/s to master info.
Florian Pose <fp@igh-essen.com>
parents: 339
diff changeset
   767
                       eoe->dev->name, eoe->rx_rate, eoe->tx_rate,
f8aa65e05ff4 Added EoE rate in KB/s to master info.
Florian Pose <fp@igh-essen.com>
parents: 339
diff changeset
   768
                       ((eoe->rx_rate + eoe->tx_rate) / 8 + 512) / 1024);
336
360e5287c888 EoE rate statistics.
Florian Pose <fp@igh-essen.com>
parents: 335
diff changeset
   769
    }
360e5287c888 EoE rate statistics.
Florian Pose <fp@igh-essen.com>
parents: 335
diff changeset
   770
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   771
    off += sprintf(buffer + off, "\n");
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   772
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   773
    return off;
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   774
}
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   775
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   776
/*****************************************************************************/
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   777
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   778
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   779
   Formats attribute data for SysFS read access.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   780
   \return number of bytes to read
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   781
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   782
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   783
ssize_t ec_show_master_attribute(struct kobject *kobj, /**< kobject */
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   784
                                 struct attribute *attr, /**< attribute */
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   785
                                 char *buffer /**< memory to store data */
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   786
                                 )
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   787
{
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   788
    ec_master_t *master = container_of(kobj, ec_master_t, kobj);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   789
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   790
    if (attr == &attr_info) {
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   791
        return ec_master_info(master, buffer);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 188
diff changeset
   792
    }
303
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   793
    else if (attr == &attr_debug_level) {
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   794
        return sprintf(buffer, "%i\n", master->debug_level);
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   795
    }
313
ba324d82dfd3 Reading of eeprom_write_enable.
Florian Pose <fp@igh-essen.com>
parents: 306
diff changeset
   796
    else if (attr == &attr_eeprom_write_enable) {
ba324d82dfd3 Reading of eeprom_write_enable.
Florian Pose <fp@igh-essen.com>
parents: 306
diff changeset
   797
        return sprintf(buffer, "%i\n", master->eeprom_write_enable);
ba324d82dfd3 Reading of eeprom_write_enable.
Florian Pose <fp@igh-essen.com>
parents: 306
diff changeset
   798
    }
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   799
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   800
    return 0;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   801
}
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   802
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   803
/*****************************************************************************/
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   804
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
   805
/**
268
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   806
   Formats attribute data for SysFS write access.
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   807
   \return number of bytes processed, or negative error code
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   808
*/
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   809
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   810
ssize_t ec_store_master_attribute(struct kobject *kobj, /**< slave's kobject */
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   811
                                  struct attribute *attr, /**< attribute */
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   812
                                  const char *buffer, /**< memory with data */
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   813
                                  size_t size /**< size of data to store */
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   814
                                  )
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   815
{
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   816
    ec_master_t *master = container_of(kobj, ec_master_t, kobj);
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   817
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   818
    if (attr == &attr_eeprom_write_enable) {
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   819
        if (!strcmp(buffer, "1\n")) {
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   820
            master->eeprom_write_enable = 1;
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   821
            EC_INFO("Slave EEPROM writing enabled.\n");
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   822
            return size;
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   823
        }
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   824
        else if (!strcmp(buffer, "0\n")) {
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   825
            master->eeprom_write_enable = 0;
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   826
            EC_INFO("Slave EEPROM writing disabled.\n");
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   827
            return size;
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   828
        }
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   829
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   830
        EC_ERR("Invalid value for eeprom_write_enable!\n");
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   831
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   832
        if (master->eeprom_write_enable) {
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   833
            master->eeprom_write_enable = 0;
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   834
            EC_INFO("Slave EEPROM writing disabled.\n");
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   835
        }
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   836
    }
303
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   837
    else if (attr == &attr_debug_level) {
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   838
        if (!strcmp(buffer, "0\n")) {
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   839
            master->debug_level = 0;
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   840
        }
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   841
        else if (!strcmp(buffer, "1\n")) {
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   842
            master->debug_level = 1;
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   843
        }
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   844
        else if (!strcmp(buffer, "2\n")) {
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   845
            master->debug_level = 2;
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   846
        }
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   847
        else {
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   848
            EC_ERR("Invalid debug level value!\n");
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   849
            return -EINVAL;
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   850
        }
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   851
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   852
        EC_INFO("Master debug level set to %i.\n", master->debug_level);
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   853
        return size;
03fd45bc13ef SysFS entry for debug level.
Florian Pose <fp@igh-essen.com>
parents: 298
diff changeset
   854
    }
268
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   855
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   856
    return -EINVAL;
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   857
}
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   858
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   859
/*****************************************************************************/
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   860
4f9c149fb71f EEPROM write enable SysFS entry.
Florian Pose <fp@igh-essen.com>
parents: 261
diff changeset
   861
/**
326
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   862
   Starts Ethernet-over-EtherCAT processing on demand.
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   863
*/
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   864
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   865
void ec_master_eoe_start(ec_master_t *master /**< EtherCAT master */)
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   866
{
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   867
    ec_eoe_t *eoe;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   868
    ec_slave_t *slave;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   869
    unsigned int coupled, found;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   870
326
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   871
    if (master->eoe_running || master->eoe_checked) return;
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   872
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   873
    master->eoe_checked = 1;
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   874
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   875
    // if the locking callbacks are not set in operation mode,
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   876
    // the EoE timer my not be started.
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   877
    if (master->mode == EC_MASTER_MODE_OPERATION
326
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   878
        && (!master->request_cb || !master->release_cb)) {
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   879
        EC_INFO("No EoE processing because of missing locking callbacks.\n");
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   880
        return;
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   881
    }
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   882
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   883
    // decouple all EoE handlers
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   884
    list_for_each_entry(eoe, &master->eoe_handlers, list)
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   885
        eoe->slave = NULL;
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   886
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   887
    // couple a free EoE handler to every EoE-capable slave
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   888
    coupled = 0;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   889
    list_for_each_entry(slave, &master->slaves, list) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   890
        if (!(slave->sii_mailbox_protocols & EC_MBOX_EOE)) continue;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   891
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   892
        found = 0;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   893
        list_for_each_entry(eoe, &master->eoe_handlers, list) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   894
            if (eoe->slave) continue;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   895
            eoe->slave = slave;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   896
            found = 1;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   897
            coupled++;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   898
            EC_INFO("Coupling device %s to slave %i.\n",
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   899
                    eoe->dev->name, slave->ring_position);
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   900
            if (eoe->opened) slave->requested_state = EC_SLAVE_STATE_OP;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   901
            else slave->requested_state = EC_SLAVE_STATE_INIT;
291
0b1f877cf3f1 Slave: state_error -> error_flag, error_flag only in slave state machine.
Florian Pose <fp@igh-essen.com>
parents: 278
diff changeset
   902
            slave->error_flag = 0;
253
6dd3e49dbb85 Fixed bug with coupling multiple EoE handlers.
Florian Pose <fp@igh-essen.com>
parents: 252
diff changeset
   903
            break;
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   904
        }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   905
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   906
        if (!found) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   907
            EC_WARN("No EoE handler for slave %i!\n", slave->ring_position);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   908
            slave->requested_state = EC_SLAVE_STATE_INIT;
291
0b1f877cf3f1 Slave: state_error -> error_flag, error_flag only in slave state machine.
Florian Pose <fp@igh-essen.com>
parents: 278
diff changeset
   909
            slave->error_flag = 0;
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   910
        }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   911
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   912
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   913
    if (!coupled) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   914
        EC_INFO("No EoE handlers coupled.\n");
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   915
        return;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   916
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   917
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   918
    EC_INFO("Starting EoE processing.\n");
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   919
    master->eoe_running = 1;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   920
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   921
    // start EoE processing
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   922
    master->eoe_timer.expires = jiffies + 10;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   923
    add_timer(&master->eoe_timer);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   924
    return;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   925
}
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   926
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   927
/*****************************************************************************/
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   928
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   929
/**
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   930
   Stops the Ethernet-over-EtherCAT processing.
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   931
*/
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   932
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   933
void ec_master_eoe_stop(ec_master_t *master /**< EtherCAT master */)
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   934
{
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   935
    ec_eoe_t *eoe;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   936
326
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   937
    master->eoe_checked = 0;
ddb48b173680 Fixed bug with ec_master_eoe_start() does new coupling all the time.
Florian Pose <fp@igh-essen.com>
parents: 325
diff changeset
   938
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   939
    if (!master->eoe_running) return;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   940
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   941
    EC_INFO("Stopping EoE processing.\n");
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   942
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   943
    del_timer_sync(&master->eoe_timer);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   944
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   945
    // decouple all EoE handlers
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   946
    list_for_each_entry(eoe, &master->eoe_handlers, list) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   947
        if (eoe->slave) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   948
            eoe->slave->requested_state = EC_SLAVE_STATE_INIT;
291
0b1f877cf3f1 Slave: state_error -> error_flag, error_flag only in slave state machine.
Florian Pose <fp@igh-essen.com>
parents: 278
diff changeset
   949
            eoe->slave->error_flag = 0;
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   950
            eoe->slave = NULL;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   951
        }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   952
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   953
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   954
    master->eoe_running = 0;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   955
}
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   956
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   957
/*****************************************************************************/
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   958
/**
197
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   959
   Does the Ethernet-over-EtherCAT processing.
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   960
*/
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   961
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   962
void ec_master_eoe_run(unsigned long data /**< master pointer */)
206
60a10d85c20b Prepared EoE processing with workqueue.
Florian Pose <fp@igh-essen.com>
parents: 204
diff changeset
   963
{
60a10d85c20b Prepared EoE processing with workqueue.
Florian Pose <fp@igh-essen.com>
parents: 204
diff changeset
   964
    ec_master_t *master = (ec_master_t *) data;
197
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   965
    ec_eoe_t *eoe;
235
f973808540a6 No master locking, if no EoE devices are "up".
Florian Pose <fp@igh-essen.com>
parents: 228
diff changeset
   966
    unsigned int active = 0;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   967
    cycles_t cycles_start, cycles_end;
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   968
    unsigned long restart_jiffies;
235
f973808540a6 No master locking, if no EoE devices are "up".
Florian Pose <fp@igh-essen.com>
parents: 228
diff changeset
   969
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   970
    list_for_each_entry(eoe, &master->eoe_handlers, list) {
235
f973808540a6 No master locking, if no EoE devices are "up".
Florian Pose <fp@igh-essen.com>
parents: 228
diff changeset
   971
        if (ec_eoe_active(eoe)) active++;
f973808540a6 No master locking, if no EoE devices are "up".
Florian Pose <fp@igh-essen.com>
parents: 228
diff changeset
   972
    }
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   973
    if (!active) goto queue_timer;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   974
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   975
    // aquire master lock...
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   976
    if (master->mode == EC_MASTER_MODE_OPERATION) {
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   977
        // request_cb must return 0, if the lock has been aquired!
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   978
        if (master->request_cb(master->cb_data))
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   979
            goto queue_timer;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   980
    }
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
   981
    else if (master->mode == EC_MASTER_MODE_IDLE) {
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   982
        spin_lock(&master->internal_lock);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   983
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   984
    else
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   985
        goto queue_timer;
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   986
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   987
    // actual EoE processing
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   988
    cycles_start = get_cycles();
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   989
    ecrt_master_receive(master);
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   990
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   991
    list_for_each_entry(eoe, &master->eoe_handlers, list) {
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   992
        ec_eoe_run(eoe);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   993
    }
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
   994
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   995
    ecrt_master_send(master);
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
   996
    cycles_end = get_cycles();
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   997
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
   998
    // release lock...
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
   999
    if (master->mode == EC_MASTER_MODE_OPERATION) {
228
ec516cfa207e Added EC_EOE_FREQUENCY
Florian Pose <fp@igh-essen.com>
parents: 226
diff changeset
  1000
        master->release_cb(master->cb_data);
ec516cfa207e Added EC_EOE_FREQUENCY
Florian Pose <fp@igh-essen.com>
parents: 226
diff changeset
  1001
    }
306
45886de3db87 Renamed FREERUN mode to IDLE mode.
Florian Pose <fp@igh-essen.com>
parents: 305
diff changeset
  1002
    else if (master->mode == EC_MASTER_MODE_IDLE) {
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
  1003
        spin_unlock(&master->internal_lock);
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
  1004
    }
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
  1005
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
  1006
    master->eoe_cycle_times[master->eoe_cycle_time_pos]
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1007
        = (u32) (cycles_end - cycles_start) * 1000 / cpu_khz;
335
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
  1008
    master->eoe_cycle_time_pos++;
1e37c856b74e Better EoE and Idle timing measurement.
Florian Pose <fp@igh-essen.com>
parents: 334
diff changeset
  1009
    master->eoe_cycle_time_pos %= HZ;
334
2be97e069602 Master information, timing.
Florian Pose <fp@igh-essen.com>
parents: 332
diff changeset
  1010
251
c1d0b63a9302 EoE in Free-Run mode; Finished slave configuration state machine.
Florian Pose <fp@igh-essen.com>
parents: 246
diff changeset
  1011
 queue_timer:
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1012
    restart_jiffies = HZ / EC_EOE_FREQUENCY;
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1013
    if (!restart_jiffies) restart_jiffies = 1;
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1014
    master->eoe_timer.expires += restart_jiffies;
208
b7797f8a813d command timeout, EoE processing with kernel timer.
Florian Pose <fp@igh-essen.com>
parents: 206
diff changeset
  1015
    add_timer(&master->eoe_timer);
197
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1016
}
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1017
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1018
/*****************************************************************************/
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1019
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1020
/**
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1021
   Calculates Advanced Position Adresses.
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1022
*/
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1023
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1024
void ec_master_calc_addressing(ec_master_t *master /**< EtherCAT master */)
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1025
{
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1026
    uint16_t coupler_index, coupler_subindex;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1027
    uint16_t reverse_coupler_index, current_coupler_index;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1028
    ec_slave_t *slave;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1029
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1030
    coupler_index = 0;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1031
    reverse_coupler_index = 0xFFFF;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1032
    current_coupler_index = 0x0000;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1033
    coupler_subindex = 0;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1034
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1035
    list_for_each_entry(slave, &master->slaves, list) {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1036
        if (ec_slave_is_coupler(slave)) {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1037
            if (slave->sii_alias)
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1038
                current_coupler_index = reverse_coupler_index--;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1039
            else
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1040
                current_coupler_index = coupler_index++;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1041
            coupler_subindex = 0;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1042
        }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1043
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1044
        slave->coupler_index = current_coupler_index;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1045
        slave->coupler_subindex = coupler_subindex;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1046
        coupler_subindex++;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1047
    }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1048
}
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1049
330
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1050
/*****************************************************************************/
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1051
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1052
/**
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1053
   Measures the time, a frame is on the bus.
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1054
*/
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1055
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1056
void ec_master_measure_bus_time(ec_master_t *master)
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1057
{
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1058
    ec_datagram_t datagram;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1059
    cycles_t cycles_start, cycles_end, cycles_timeout;
330
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1060
    uint32_t times[100], sum, min, max, i;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1061
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1062
    ec_datagram_init(&datagram);
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1063
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1064
    if (ec_datagram_brd(&datagram, 0x130, 2)) {
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1065
        EC_ERR("Failed to allocate datagram for bus time measuring.\n");
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1066
        ec_datagram_clear(&datagram);
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1067
        return;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1068
    }
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1069
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1070
    cycles_timeout = (cycles_t) EC_IO_TIMEOUT * (cpu_khz / 1000);
330
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1071
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1072
    sum = 0;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1073
    min = 0xFFFFFFFF;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1074
    max = 0;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1075
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1076
    for (i = 0; i < 100; i++) {
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1077
        ec_master_queue_datagram(master, &datagram);
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1078
        ecrt_master_send(master);
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1079
        cycles_start = get_cycles();
330
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1080
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1081
        while (1) { // active waiting
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1082
            ec_device_call_isr(master->device);
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1083
            cycles_end = get_cycles(); // take current time
330
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1084
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1085
            if (datagram.state == EC_DATAGRAM_RECEIVED) {
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1086
                break;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1087
            }
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1088
            else if (datagram.state == EC_DATAGRAM_ERROR) {
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1089
                EC_WARN("Failed to measure bus time.\n");
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1090
                goto error;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1091
            }
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1092
            else if (cycles_end - cycles_start >= cycles_timeout) {
330
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1093
                EC_WARN("Timeout while measuring bus time.\n");
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1094
                goto error;
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1095
            }
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1096
        }
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1097
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1098
        times[i] = (unsigned int) (cycles_end - cycles_start) * 1000 / cpu_khz;
330
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1099
        sum += times[i];
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1100
        if (times[i] > max) max = times[i];
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1101
        if (times[i] < min) min = times[i];
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1102
    }
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1103
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1104
    EC_INFO("Bus time is (min/avg/max) %u/%u.%u/%u us.\n",
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1105
            min, sum / 100, sum % 100, max);
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1106
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1107
  error:
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1108
    // Dequeue and free datagram
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1109
    list_del(&datagram.queue);
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1110
    ec_datagram_clear(&datagram);
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1111
}
b984763cecc2 Measure bus time.
Florian Pose <fp@igh-essen.com>
parents: 326
diff changeset
  1112
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
  1113
/******************************************************************************
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1114
 *  Realtime interface
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
  1115
 *****************************************************************************/
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
  1116
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
  1117
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1118
   Creates a domain.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1119
   \return pointer to new domain on success, else NULL
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1120
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1121
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1122
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1123
ec_domain_t *ecrt_master_create_domain(ec_master_t *master /**< master */)
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1124
{
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1125
    ec_domain_t *domain, *last_domain;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1126
    unsigned int index;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1127
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1128
    if (!(domain = (ec_domain_t *) kmalloc(sizeof(ec_domain_t), GFP_KERNEL))) {
84
b4ae98855cea printk durch Makros ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 82
diff changeset
  1129
        EC_ERR("Error allocating domain memory!\n");
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1130
        goto out_return;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1131
    }
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1132
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1133
    if (list_empty(&master->domains)) index = 0;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1134
    else {
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1135
        last_domain = list_entry(master->domains.prev, ec_domain_t, list);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1136
        index = last_domain->index + 1;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1137
    }
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1138
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1139
    if (ec_domain_init(domain, master, index)) {
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1140
        EC_ERR("Failed to init domain.\n");
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1141
        goto out_return;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1142
    }
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1143
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1144
    if (kobject_add(&domain->kobj)) {
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1145
        EC_ERR("Failed to add domain kobject.\n");
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1146
        goto out_put;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1147
    }
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1148
95
0066de7a456d Domains als Liste verwaltet.
Florian Pose <fp@igh-essen.com>
parents: 94
diff changeset
  1149
    list_add_tail(&domain->list, &master->domains);
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1150
    return domain;
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1151
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1152
 out_put:
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1153
    kobject_put(&domain->kobj);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1154
 out_return:
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 176
diff changeset
  1155
    return NULL;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1156
}
61
cd014255f94f register_slave_list() und Bugfix in deactivate_slaves()
Florian Pose <fp@igh-essen.com>
parents: 58
diff changeset
  1157
74
9bf603942791 Neues Slave-Interface, CRC-Pr?fung und mehrfaches Scannen nun ungef?hrlich.
Florian Pose <fp@igh-essen.com>
parents: 73
diff changeset
  1158
/*****************************************************************************/
9bf603942791 Neues Slave-Interface, CRC-Pr?fung und mehrfaches Scannen nun ungef?hrlich.
Florian Pose <fp@igh-essen.com>
parents: 73
diff changeset
  1159
61
cd014255f94f register_slave_list() und Bugfix in deactivate_slaves()
Florian Pose <fp@igh-essen.com>
parents: 58
diff changeset
  1160
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1161
   Configures all slaves and leads them to the OP state.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1162
   Does the complete configuration and activation for all slaves. Sets sync
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1163
   managers and FMMUs, and does the appropriate transitions, until the slave
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1164
   is operational.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1165
   \return 0 in case of success, else < 0
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1166
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1167
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1168
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1169
int ecrt_master_activate(ec_master_t *master /**< EtherCAT master */)
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1170
{
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1171
    uint32_t domain_offset;
84
b4ae98855cea printk durch Makros ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 82
diff changeset
  1172
    ec_domain_t *domain;
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1173
    ec_fsm_t *fsm = &master->fsm;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1174
    ec_slave_t *slave;
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1175
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1176
    // allocate all domains
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1177
    domain_offset = 0;
95
0066de7a456d Domains als Liste verwaltet.
Florian Pose <fp@igh-essen.com>
parents: 94
diff changeset
  1178
    list_for_each_entry(domain, &master->domains, list) {
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1179
        if (ec_domain_alloc(domain, domain_offset)) {
95
0066de7a456d Domains als Liste verwaltet.
Florian Pose <fp@igh-essen.com>
parents: 94
diff changeset
  1180
            EC_ERR("Failed to allocate domain %X!\n", (u32) domain);
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1181
            return -1;
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1182
        }
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1183
        domain_offset += domain->data_size;
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1184
    }
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1185
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1186
    // determine initial states.
182
8c0bc99229a9 Slaves stored in list, slaves in SysFS
Florian Pose <fp@igh-essen.com>
parents: 179
diff changeset
  1187
    list_for_each_entry(slave, &master->slaves, list) {
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1188
        if (ec_slave_is_coupler(slave) || slave->registered) {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1189
            slave->requested_state = EC_SLAVE_STATE_OP;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1190
        }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1191
        else {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1192
            slave->requested_state = EC_SLAVE_STATE_PREOP;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1193
        }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1194
    }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1195
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1196
    ec_fsm_configuration(fsm); // init configuration state machine
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1197
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1198
    do {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1199
        ec_fsm_execute(fsm);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1200
        ec_master_sync_io(master);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1201
    }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1202
    while (ec_fsm_configuration_running(fsm));
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1203
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1204
    if (!ec_fsm_configuration_success(fsm)) {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1205
        return -1;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1206
    }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1207
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1208
    ec_fsm_reset(&master->fsm); // prepare for operation state machine
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1209
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1210
    return 0;
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1211
}
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1212
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1213
/*****************************************************************************/
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1214
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1215
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1216
   Resets all slaves to INIT state.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1217
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1218
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1219
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1220
void ecrt_master_deactivate(ec_master_t *master /**< EtherCAT master */)
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1221
{
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1222
    ec_fsm_t *fsm = &master->fsm;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 68
diff changeset
  1223
    ec_slave_t *slave;
182
8c0bc99229a9 Slaves stored in list, slaves in SysFS
Florian Pose <fp@igh-essen.com>
parents: 179
diff changeset
  1224
8c0bc99229a9 Slaves stored in list, slaves in SysFS
Florian Pose <fp@igh-essen.com>
parents: 179
diff changeset
  1225
    list_for_each_entry(slave, &master->slaves, list) {
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1226
        slave->requested_state = EC_SLAVE_STATE_INIT;
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1227
    }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1228
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1229
    ec_fsm_configuration(fsm); // init configuration state machine
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1230
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1231
    do {
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1232
        ec_fsm_execute(fsm);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1233
        ec_master_sync_io(master);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1234
    }
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1235
    while (ec_fsm_configuration_running(fsm));
135
80d493917205 Laden der SDO Dictionaries funktioniert.
Florian Pose <fp@igh-essen.com>
parents: 133
diff changeset
  1236
}
80d493917205 Laden der SDO Dictionaries funktioniert.
Florian Pose <fp@igh-essen.com>
parents: 133
diff changeset
  1237
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1238
/*****************************************************************************/
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1239
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1240
/**
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1241
   Sends queued datagrams and waits for their reception.
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1242
*/
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1243
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1244
void ec_master_sync_io(ec_master_t *master /**< EtherCAT master */)
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
  1245
{
345
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1246
    ec_datagram_t *datagram;
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1247
    unsigned int datagrams_waiting;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
  1248
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1249
    // send datagrams
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1250
    ecrt_master_send(master);
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 95
diff changeset
  1251
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1252
    while (1) { // active waiting
345
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1253
        ecrt_master_receive(master); // receive and dequeue datagrams
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1254
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1255
        // count number of datagrams still waiting for response
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1256
        datagrams_waiting = 0;
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1257
        list_for_each_entry(datagram, &master->datagram_queue, queue) {
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1258
            datagrams_waiting++;
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1259
        }
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1260
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1261
        // if there are no more datagrams waiting, abort loop.
beb0a77d73c0 Improved datagram reception in sync_io and frame dequeuing.
Florian Pose <fp@igh-essen.com>
parents: 344
diff changeset
  1262
        if (!datagrams_waiting) break;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1263
    }
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1264
}
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1265
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1266
/*****************************************************************************/
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1267
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1268
/**
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1269
   Asynchronous sending of datagrams.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1270
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1271
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1272
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1273
void ecrt_master_send(ec_master_t *master /**< EtherCAT master */)
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1274
{
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1275
    ec_datagram_t *datagram, *n;
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1276
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1277
    if (unlikely(!master->device->link_state)) {
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1278
        // link is down, no datagram can be sent
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1279
        list_for_each_entry_safe(datagram, n, &master->datagram_queue, queue) {
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1280
            datagram->state = EC_DATAGRAM_ERROR;
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1281
            list_del_init(&datagram->queue);
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1282
        }
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1283
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1284
        // query link state
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1285
        ec_device_call_isr(master->device);
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1286
        return;
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1287
    }
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1288
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1289
    // send frames
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1290
    ec_master_send_datagrams(master);
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1291
}
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1292
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1293
/*****************************************************************************/
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1294
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1295
/**
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1296
   Asynchronous receiving of datagrams.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1297
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1298
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1299
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1300
void ecrt_master_receive(ec_master_t *master /**< EtherCAT master */)
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1301
{
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1302
    ec_datagram_t *datagram, *next;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1303
    cycles_t cycles_received, cycles_timeout;
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1304
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1305
    ec_device_call_isr(master->device);
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1306
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1307
    cycles_received = get_cycles();
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1308
    cycles_timeout = EC_IO_TIMEOUT * cpu_khz / 1000;
208
b7797f8a813d command timeout, EoE processing with kernel timer.
Florian Pose <fp@igh-essen.com>
parents: 206
diff changeset
  1309
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1310
    // dequeue all datagrams that timed out
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1311
    list_for_each_entry_safe(datagram, next, &master->datagram_queue, queue) {
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1312
        switch (datagram->state) {
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1313
            case EC_DATAGRAM_SENT:
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1314
            case EC_DATAGRAM_QUEUED:
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1315
                if (cycles_received - datagram->cycles_sent > cycles_timeout) {
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1316
                    list_del_init(&datagram->queue);
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1317
                    datagram->state = EC_DATAGRAM_TIMED_OUT;
208
b7797f8a813d command timeout, EoE processing with kernel timer.
Florian Pose <fp@igh-essen.com>
parents: 206
diff changeset
  1318
                    master->stats.timeouts++;
b7797f8a813d command timeout, EoE processing with kernel timer.
Florian Pose <fp@igh-essen.com>
parents: 206
diff changeset
  1319
                    ec_master_output_stats(master);
b7797f8a813d command timeout, EoE processing with kernel timer.
Florian Pose <fp@igh-essen.com>
parents: 206
diff changeset
  1320
                }
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1321
                break;
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1322
            default:
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1323
                break;
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1324
        }
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1325
    }
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1326
}
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1327
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1328
/*****************************************************************************/
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1329
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1330
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1331
   Prepares synchronous IO.
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1332
   Queues all domain datagrams and sends them. Then waits a certain time, so
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1333
   that ecrt_master_receive() can be called securely.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1334
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1335
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1336
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1337
void ecrt_master_prepare(ec_master_t *master /**< EtherCAT master */)
106
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1338
{
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1339
    ec_domain_t *domain;
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1340
    cycles_t cycles_start, cycles_end, cycles_timeout;
106
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1341
293
14aeb79aa992 Renamed command structure to datagram.
Florian Pose <fp@igh-essen.com>
parents: 291
diff changeset
  1342
    // queue datagrams of all domains
106
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1343
    list_for_each_entry(domain, &master->domains, list)
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1344
        ec_domain_queue(domain);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1345
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1346
    ecrt_master_send(master);
106
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1347
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1348
    cycles_start = get_cycles(); // take sending time
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1349
    cycles_timeout = (cycles_t) EC_IO_TIMEOUT * (cpu_khz / 1000);
106
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1350
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1351
    // active waiting
113
a3dbd6bc8fce Do-Schleifen ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 111
diff changeset
  1352
    while (1) {
344
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1353
        cycles_end = get_cycles();
5d8281f1aa2a Replaced longer cycle timestamps with jiffies.
Florian Pose <fp@igh-essen.com>
parents: 341
diff changeset
  1354
        if (cycles_end - cycles_start >= cycles_timeout) break;
113
a3dbd6bc8fce Do-Schleifen ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 111
diff changeset
  1355
    }
106
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1356
}
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1357
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1358
/*****************************************************************************/
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1359
d6679c77ad3f ecrt_master_prepare_async_io() hinzugef?gt.
Florian Pose <fp@igh-essen.com>
parents: 104
diff changeset
  1360
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1361
   Does all cyclic master work.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1362
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1363
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1364
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1365
void ecrt_master_run(ec_master_t *master /**< EtherCAT master */)
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1366
{
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
  1367
    // output statistics
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1368
    ec_master_output_stats(master);
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1369
238
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
  1370
    // execute master state machine
b4960499098f Added finite state machine (FSM) processing.
Florian Pose <fp@igh-essen.com>
parents: 236
diff changeset
  1371
    ec_fsm_execute(&master->fsm);
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1372
}
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1373
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1374
/*****************************************************************************/
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1375
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1376
/**
197
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1377
   Translates an ASCII coded bus-address to a slave pointer.
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1378
   These are the valid addressing schemes:
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1379
   - \a "X" = the X. slave on the bus,
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1380
   - \a "X:Y" = the Y. slave after the X. branch (bus coupler),
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1381
   - \a "#X" = the slave with alias X,
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1382
   - \a "#X:Y" = the Y. slave after the branch (bus coupler) with alias X.
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1383
   X and Y are zero-based indices and may be provided in hexadecimal or octal
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1384
   notation (with respective prefix).
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1385
   \return pointer to the slave on success, else NULL
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1386
   \ingroup RealtimeInterface
197
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1387
*/
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1388
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1389
ec_slave_t *ecrt_master_get_slave(const ec_master_t *master, /**< Master */
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1390
                                  const char *address /**< address string */
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1391
                                  )
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1392
{
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1393
    unsigned long first, second;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1394
    char *remainder, *remainder2;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1395
    unsigned int alias_requested, alias_found;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1396
    ec_slave_t *alias_slave = NULL, *slave;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1397
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1398
    if (!address || address[0] == 0) return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1399
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1400
    alias_requested = 0;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1401
    if (address[0] == '#') {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1402
        alias_requested = 1;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1403
        address++;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1404
    }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1405
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1406
    first = simple_strtoul(address, &remainder, 0);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1407
    if (remainder == address) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1408
        EC_ERR("Slave address \"%s\" - First number empty!\n", address);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1409
        return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1410
    }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1411
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1412
    if (alias_requested) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1413
        alias_found = 0;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1414
        list_for_each_entry(alias_slave, &master->slaves, list) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1415
            if (alias_slave->sii_alias == first) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1416
                alias_found = 1;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1417
                break;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1418
            }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1419
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1420
        if (!alias_found) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1421
            EC_ERR("Slave address \"%s\" - Alias not found!\n", address);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1422
            return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1423
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1424
    }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1425
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1426
    if (!remainder[0]) { // absolute position
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1427
        if (alias_requested) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1428
            return alias_slave;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1429
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1430
        else {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1431
            list_for_each_entry(slave, &master->slaves, list) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1432
                if (slave->ring_position == first) return slave;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1433
            }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1434
            EC_ERR("Slave address \"%s\" - Absolute position invalid!\n",
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1435
                   address);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1436
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1437
    }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1438
    else if (remainder[0] == ':') { // field position
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1439
        remainder++;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1440
        second = simple_strtoul(remainder, &remainder2, 0);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1441
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1442
        if (remainder2 == remainder) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1443
            EC_ERR("Slave address \"%s\" - Second number empty!\n", address);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1444
            return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1445
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1446
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1447
        if (remainder2[0]) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1448
            EC_ERR("Slave address \"%s\" - Invalid trailer!\n", address);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1449
            return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1450
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1451
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1452
        if (alias_requested) {
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1453
            if (!ec_slave_is_coupler(alias_slave)) {
197
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1454
                EC_ERR("Slave address \"%s\": Alias slave must be bus coupler"
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1455
                       " in colon mode.\n", address);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1456
                return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1457
            }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1458
            list_for_each_entry(slave, &master->slaves, list) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1459
                if (slave->coupler_index == alias_slave->coupler_index
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1460
                    && slave->coupler_subindex == second)
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1461
                    return slave;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1462
            }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1463
            EC_ERR("Slave address \"%s\" - Bus coupler %i has no %lu. slave"
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1464
                   " following!\n", address, alias_slave->ring_position,
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1465
                   second);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1466
            return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1467
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1468
        else {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1469
            list_for_each_entry(slave, &master->slaves, list) {
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1470
                if (slave->coupler_index == first
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1471
                    && slave->coupler_subindex == second) return slave;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1472
            }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1473
        }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1474
    }
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1475
    else
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1476
        EC_ERR("Slave address \"%s\" - Invalid format!\n", address);
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1477
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1478
    return NULL;
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1479
}
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1480
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1481
/*****************************************************************************/
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1482
b9a6e2c22745 GPLv2 License and enhanced Doxygen output.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
  1483
/**
204
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1484
   Sets the locking callbacks.
226
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
  1485
   The request_cb function must return zero, to allow another instance
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
  1486
   (the EoE process for example) to access the master. Non-zero means,
07247920a7ba EoE with workqueue; bugfix in ec_master_init()
Florian Pose <fp@igh-essen.com>
parents: 214
diff changeset
  1487
   that access is forbidden at this time.
204
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1488
   \ingroup RealtimeInterface
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1489
*/
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1490
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1491
void ecrt_master_callbacks(ec_master_t *master, /**< EtherCAT master */
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1492
                           int (*request_cb)(void *), /**< request lock CB */
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1493
                           void (*release_cb)(void *), /**< release lock CB */
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1494
                           void *cb_data /**< data parameter */
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1495
                           )
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1496
{
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1497
    master->request_cb = request_cb;
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1498
    master->release_cb = release_cb;
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1499
    master->cb_data = cb_data;
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1500
}
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1501
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1502
/*****************************************************************************/
5ab50514d9b2 Locking callback interface.
Florian Pose <fp@igh-essen.com>
parents: 203
diff changeset
  1503
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1504
/** \cond */
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1505
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1506
EXPORT_SYMBOL(ecrt_master_create_domain);
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1507
EXPORT_SYMBOL(ecrt_master_activate);
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
  1508
EXPORT_SYMBOL(ecrt_master_deactivate);
325
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1509
EXPORT_SYMBOL(ecrt_master_prepare);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1510
EXPORT_SYMBOL(ecrt_master_send);
7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines.
Florian Pose <fp@igh-essen.com>
parents: 321
diff changeset
  1511
EXPORT_SYMBOL(ecrt_master_receive);
144
fdc24bf62f80 Dynamischer Kommandospeicher, Domain-Kommandos als Liste.
Florian Pose <fp@igh-essen.com>
parents: 140
diff changeset
  1512
EXPORT_SYMBOL(ecrt_master_run);
206
60a10d85c20b Prepared EoE processing with workqueue.
Florian Pose <fp@igh-essen.com>
parents: 204
diff changeset
  1513
EXPORT_SYMBOL(ecrt_master_callbacks);
138
7e743a61a991 SDO-Schnittstelle verbessert.
Florian Pose <fp@igh-essen.com>
parents: 136
diff changeset
  1514
EXPORT_SYMBOL(ecrt_master_get_slave);
42
a22a202d0f42 Domains, Warten beim Senden, 10kHz.
Florian Pose <fp@igh-essen.com>
parents: 39
diff changeset
  1515
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1516
/** \endcond */
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1517
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
  1518
/*****************************************************************************/