etherlabmaster: examples/rtai/rtai_sample.c@b3f6b3e5ef29 (annotated)

220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	1	/******************************************************************************
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	2	*
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	3	* RTAI sample for the IgH EtherCAT master.
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	4	*
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	5	* $Id$
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	6	*
1326 ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	7	* Copyright (C) 2006-2008 Florian Pose, Ingenieurgemeinschaft IgH
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	8	*
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	9	* This file is part of the IgH EtherCAT Master.
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	10	*
1326 ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	11	* The IgH EtherCAT Master is free software; you can redistribute it and/or
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	12	* modify it under the terms of the GNU General Public License version 2, as
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	13	* published by the Free Software Foundation.
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	14	*
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	15	* The IgH EtherCAT Master is distributed in the hope that it will be useful,
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	18	* Public License for more details.
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	19	*
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	20	* You should have received a copy of the GNU General Public License along
ef907b0b5125 merge -c1603 branches/stable-1.4: Changed licence headers to avoid conflicts with the GPL; restricted licence to GPLv2 only. Florian Pose <fp@igh-essen.com> parents: 1239 diff changeset	21	* with the IgH EtherCAT Master; if not, write to the Free Software
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	22	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	23	*
1363 11c0b2caa253 Improved and added license headers. Florian Pose <fp@igh-essen.com> parents: 1327 diff changeset	24	* ---
11c0b2caa253 Improved and added license headers. Florian Pose <fp@igh-essen.com> parents: 1327 diff changeset	25	*
11c0b2caa253 Improved and added license headers. Florian Pose <fp@igh-essen.com> parents: 1327 diff changeset	26	* The license mentioned above concerns the source code only. Using the
11c0b2caa253 Improved and added license headers. Florian Pose <fp@igh-essen.com> parents: 1327 diff changeset	27	* EtherCAT technology and brand is only permitted in compliance with the
11c0b2caa253 Improved and added license headers. Florian Pose <fp@igh-essen.com> parents: 1327 diff changeset	28	* industrial property and similar rights of Beckhoff Automation GmbH.
246 0bf7c769de06 Changed license headers and added EtherCAT license notice. Florian Pose <fp@igh-essen.com> parents: 233 diff changeset	29	*
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	30	*****************************************************************************/
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	31
233 31d327ce38d3 Smaller fixes on RTAI example. Florian Pose <fp@igh-essen.com> parents: 230 diff changeset	32	// Linux
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	33	#include <linux/module.h>
1239 b50b93faaf3e Used ERR_PTR() macro for return value of ecrt_request_master(). Florian Pose <fp@igh-essen.com> parents: 1082 diff changeset	34	#include <linux/err.h>
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	35
230 382bdb9138ec RTAI sample with optimized jitter. Florian Pose <fp@igh-essen.com> parents: 227 diff changeset	36	// RTAI
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	37	#include <rtai_sched.h>
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	38	#include <rtai_sem.h>
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	39
233 31d327ce38d3 Smaller fixes on RTAI example. Florian Pose <fp@igh-essen.com> parents: 230 diff changeset	40	// EtherCAT
230 382bdb9138ec RTAI sample with optimized jitter. Florian Pose <fp@igh-essen.com> parents: 227 diff changeset	41	#include "../../include/ecrt.h"
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	42
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	43	/*****************************************************************************/
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	44
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	45	// Module parameters
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	46
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	47	#define FREQUENCY 2000 // task frequency in Hz
342 cbcff2f19e99 RTAI example with INHIBIT time. Florian Pose <fp@igh-essen.com> parents: 325 diff changeset	48	#define INHIBIT_TIME 20
cbcff2f19e99 RTAI example with INHIBIT time. Florian Pose <fp@igh-essen.com> parents: 325 diff changeset	49
230 382bdb9138ec RTAI sample with optimized jitter. Florian Pose <fp@igh-essen.com> parents: 227 diff changeset	50	#define TIMERTICKS (1000000000 / FREQUENCY)
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	51
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	52	// Optional features (comment to disable)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	53	#define CONFIGURE_PDOS
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	54
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	55	#define PFX "ec_rtai_sample: "
78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	56
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	57	/*****************************************************************************/
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	58
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	59	// EtherCAT
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	60	static ec_master_t *master = NULL;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	61	static ec_master_state_t master_state = {};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	62
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	63	static ec_domain_t *domain1 = NULL;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	64	static ec_domain_state_t domain1_state = {};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	65
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	66	static ec_slave_config_t *sc_ana_in = NULL;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	67	static ec_slave_config_state_t sc_ana_in_state = {};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	68
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	69	// RTAI
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	70	static RT_TASK task;
78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	71	static SEM master_sem;
78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	72	static cycles_t t_last_cycle = 0, t_critical;
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	73
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	74	/*****************************************************************************/
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	75
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	76	// process data
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	77	static uint8_t *domain1_pd; // process data memory
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	78
1935 8ea1033bd4c2 Fixed NULL pointer dereference on request error in RTAI example. Florian Pose <fp@igh-essen.com> parents: 1513 diff changeset	79	#define AnaInSlavePos 0, 3
8ea1033bd4c2 Fixed NULL pointer dereference on request error in RTAI example. Florian Pose <fp@igh-essen.com> parents: 1513 diff changeset	80	#define DigOutSlavePos 0, 2
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	81
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	82	#define Beckhoff_EL2004 0x00000002, 0x07D43052
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	83	#define Beckhoff_EL3162 0x00000002, 0x0C5A3052
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	84
1327 4d179b06dd3c merge -c1604 branches/stable-1.4: Fixed spelling of EtherCAT terms. Florian Pose <fp@igh-essen.com> parents: 1326 diff changeset	85	static unsigned int off_ana_in; // offsets for PDO entries
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	86	static unsigned int off_dig_out;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	87
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	88	const static ec_pdo_entry_reg_t domain1_regs[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	89	{AnaInSlavePos, Beckhoff_EL3162, 0x3101, 2, &off_ana_in},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	90	{DigOutSlavePos, Beckhoff_EL2004, 0x3001, 1, &off_dig_out},
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	91	{}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	92	};
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	93
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	94	static unsigned int counter = 0;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	95	static unsigned int blink = 0;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	96
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	97	/*****************************************************************************/
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	98
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	99	#ifdef CONFIGURE_PDOS
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	100	static ec_pdo_entry_info_t el3162_channel1[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	101	{0x3101, 1, 8}, // status
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	102	{0x3101, 2, 16} // value
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	103	};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	104
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	105	static ec_pdo_entry_info_t el3162_channel2[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	106	{0x3102, 1, 8}, // status
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	107	{0x3102, 2, 16} // value
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	108	};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	109
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	110	static ec_pdo_info_t el3162_pdos[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	111	{0x1A00, 2, el3162_channel1},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	112	{0x1A01, 2, el3162_channel2}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	113	};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	114
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	115	static ec_sync_info_t el3162_syncs[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	116	{2, EC_DIR_OUTPUT},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	117	{3, EC_DIR_INPUT, 2, el3162_pdos},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	118	{0xff}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	119	};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	120
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	121	static ec_pdo_entry_info_t el2004_channels[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	122	{0x3001, 1, 1}, // Value 1
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	123	{0x3001, 2, 1}, // Value 2
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	124	{0x3001, 3, 1}, // Value 3
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	125	{0x3001, 4, 1} // Value 4
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	126	};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	127
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	128	static ec_pdo_info_t el2004_pdos[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	129	{0x1600, 1, &el2004_channels[0]},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	130	{0x1601, 1, &el2004_channels[1]},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	131	{0x1602, 1, &el2004_channels[2]},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	132	{0x1603, 1, &el2004_channels[3]}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	133	};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	134
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	135	static ec_sync_info_t el2004_syncs[] = {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	136	{0, EC_DIR_OUTPUT, 4, el2004_pdos},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	137	{1, EC_DIR_INPUT},
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	138	{0xff}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	139	};
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	140	#endif
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	141
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	142	/*****************************************************************************/
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	143
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	144	void check_domain1_state(void)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	145	{
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	146	ec_domain_state_t ds;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	147
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	148	rt_sem_wait(&master_sem);
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	149	ecrt_domain_state(domain1, &ds);
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	150	rt_sem_signal(&master_sem);
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	151
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	152	if (ds.working_counter != domain1_state.working_counter)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	153	printk(KERN_INFO PFX "Domain1: WC %u.\n", ds.working_counter);
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	154	if (ds.wc_state != domain1_state.wc_state)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	155	printk(KERN_INFO PFX "Domain1: State %u.\n", ds.wc_state);
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	156
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	157	domain1_state = ds;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	158	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	159
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	160	/*****************************************************************************/
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	161
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	162	void check_master_state(void)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	163	{
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	164	ec_master_state_t ms;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	165
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	166	rt_sem_wait(&master_sem);
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	167	ecrt_master_state(master, &ms);
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	168	rt_sem_signal(&master_sem);
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	169
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	170	if (ms.slaves_responding != master_state.slaves_responding)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	171	printk(KERN_INFO PFX "%u slave(s).\n", ms.slaves_responding);
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	172	if (ms.al_states != master_state.al_states)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	173	printk(KERN_INFO PFX "AL states: 0x%02X.\n", ms.al_states);
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	174	if (ms.link_up != master_state.link_up)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	175	printk(KERN_INFO PFX "Link is %s.\n", ms.link_up ? "up" : "down");
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	176
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	177	master_state = ms;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	178	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	179
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	180	/*****************************************************************************/
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	181
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	182	void check_slave_config_states(void)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	183	{
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	184	ec_slave_config_state_t s;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	185
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	186	rt_sem_wait(&master_sem);
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	187	ecrt_slave_config_state(sc_ana_in, &s);
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	188	rt_sem_signal(&master_sem);
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	189
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	190	if (s.al_state != sc_ana_in_state.al_state)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	191	printk(KERN_INFO PFX "AnaIn: State 0x%02X.\n", s.al_state);
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	192	if (s.online != sc_ana_in_state.online)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	193	printk(KERN_INFO PFX "AnaIn: %s.\n", s.online ? "online" : "offline");
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	194	if (s.operational != sc_ana_in_state.operational)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	195	printk(KERN_INFO PFX "AnaIn: %soperational.\n",
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	196	s.operational ? "" : "Not ");
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	197
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	198	sc_ana_in_state = s;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	199	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	200
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	201	/*****************************************************************************/
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	202
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	203	void run(long data)
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	204	{
512 24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	205	while (1) {
342 cbcff2f19e99 RTAI example with INHIBIT time. Florian Pose <fp@igh-essen.com> parents: 325 diff changeset	206	t_last_cycle = get_cycles();
512 24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	207
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	208	// receive process data
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	209	rt_sem_wait(&master_sem);
325 7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines. Florian Pose <fp@igh-essen.com> parents: 259 diff changeset	210	ecrt_master_receive(master);
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	211	ecrt_domain_process(domain1);
512 24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	212	rt_sem_signal(&master_sem);
325 7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines. Florian Pose <fp@igh-essen.com> parents: 259 diff changeset	213
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	214	// check process data state (optional)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	215	check_domain1_state();
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	216
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	217	if (counter) {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	218	counter--;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	219	} else { // do this at 1 Hz
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	220	counter = FREQUENCY;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	221
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	222	// calculate new process data
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	223	blink = !blink;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	224
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	225	// check for master state (optional)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	226	check_master_state();
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	227
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	228	// check for islave configuration state(s) (optional)
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	229	check_slave_config_states();
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	230	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	231
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	232	// write process data
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	233	EC_WRITE_U8(domain1_pd + off_dig_out, blink ? 0x06 : 0x09);
325 7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines. Florian Pose <fp@igh-essen.com> parents: 259 diff changeset	234
512 24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	235	rt_sem_wait(&master_sem);
509 87baea61d0c7 Adjusted examples to 1.2.0 interface changes. Florian Pose <fp@igh-essen.com> parents: 449 diff changeset	236	ecrt_domain_queue(domain1);
325 7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines. Florian Pose <fp@igh-essen.com> parents: 259 diff changeset	237	ecrt_master_send(master);
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	238	rt_sem_signal(&master_sem);
1508 60a116ed3897 Removed more tabulators. Florian Pose <fp@igh-essen.com> parents: 1500 diff changeset	239
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	240	rt_task_wait_period();
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	241	}
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	242	}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	243
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	244	/*****************************************************************************/
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	245
1513 60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	246	void send_callback(void *cb_data)
60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	247	{
60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	248	ec_master_t m = (ec_master_t ) cb_data;
60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	249
512 24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	250	// too close to the next real time cycle: deny access...
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	251	if (get_cycles() - t_last_cycle <= t_critical) {
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	252	rt_sem_wait(&master_sem);
1513 60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	253	ecrt_master_send_ext(m);
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	254	rt_sem_signal(&master_sem);
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	255	}
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	256	}
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	257
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	258	/*****************************************************************************/
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	259
1513 60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	260	void receive_callback(void *cb_data)
60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	261	{
60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	262	ec_master_t m = (ec_master_t ) cb_data;
60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	263
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	264	// too close to the next real time cycle: deny access...
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	265	if (get_cycles() - t_last_cycle <= t_critical) {
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	266	rt_sem_wait(&master_sem);
1513 60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	267	ecrt_master_receive(m);
1500 ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	268	rt_sem_signal(&master_sem);
ed1a733efbc5 Improved the callback mechanism. Florian Pose <fp@igh-essen.com> parents: 1363 diff changeset	269	}
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	270	}
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	271
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	272	/*****************************************************************************/
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	273
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	274	int __init init_mod(void)
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	275	{
1239 b50b93faaf3e Used ERR_PTR() macro for return value of ecrt_request_master(). Florian Pose <fp@igh-essen.com> parents: 1082 diff changeset	276	int ret = -1;
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	277	RTIME tick_period, requested_ticks, now;
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	278	#ifdef CONFIGURE_PDOS
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	279	ec_slave_config_t *sc;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	280	#endif
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	281
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	282	printk(KERN_INFO PFX "Starting...\n");
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	283
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	284	rt_sem_init(&master_sem, 1);
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	285
342 cbcff2f19e99 RTAI example with INHIBIT time. Florian Pose <fp@igh-essen.com> parents: 325 diff changeset	286	t_critical = cpu_khz * 1000 / FREQUENCY - cpu_khz * INHIBIT_TIME / 1000;
cbcff2f19e99 RTAI example with INHIBIT time. Florian Pose <fp@igh-essen.com> parents: 325 diff changeset	287
1239 b50b93faaf3e Used ERR_PTR() macro for return value of ecrt_request_master(). Florian Pose <fp@igh-essen.com> parents: 1082 diff changeset	288	master = ecrt_request_master(0);
1935 8ea1033bd4c2 Fixed NULL pointer dereference on request error in RTAI example. Florian Pose <fp@igh-essen.com> parents: 1513 diff changeset	289	if (!master) {
2421 bc2d4bf9cbe5 Removed trailing spaces. Florian Pose <fp@igh-essen.com> parents: 1935 diff changeset	290	ret = -EBUSY;
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	291	printk(KERN_ERR PFX "Requesting master 0 failed!\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	292	goto out_return;
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	293	}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	294
1513 60ca68d853b8 Re-added callback data pointer, because it is necessary for some applications. Florian Pose <fp@igh-essen.com> parents: 1508 diff changeset	295	ecrt_master_callbacks(master, send_callback, receive_callback, master);
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	296
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	297	printk(KERN_INFO PFX "Registering domain...\n");
325 7833cf70c4f2 VERSION 1.1: New realtime interface, only state machines. Florian Pose <fp@igh-essen.com> parents: 259 diff changeset	298	if (!(domain1 = ecrt_master_create_domain(master))) {
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	299	printk(KERN_ERR PFX "Domain creation failed!\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	300	goto out_release_master;
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	301	}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	302
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	303	if (!(sc_ana_in = ecrt_master_slave_config(
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	304	master, AnaInSlavePos, Beckhoff_EL3162))) {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	305	printk(KERN_ERR PFX "Failed to get slave configuration.\n");
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	306	goto out_release_master;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	307	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	308
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	309	#ifdef CONFIGURE_PDOS
1327 4d179b06dd3c merge -c1604 branches/stable-1.4: Fixed spelling of EtherCAT terms. Florian Pose <fp@igh-essen.com> parents: 1326 diff changeset	310	printk(KERN_INFO PFX "Configuring PDOs...\n");
1082 ff06c58e269c Renamed ecrt_slave_config_sync_managers() to ecrt_slave_config_pdos(); Florian Pose <fp@igh-essen.com> parents: 1080 diff changeset	311	if (ecrt_slave_config_pdos(sc_ana_in, EC_END, el3162_syncs)) {
1327 4d179b06dd3c merge -c1604 branches/stable-1.4: Fixed spelling of EtherCAT terms. Florian Pose <fp@igh-essen.com> parents: 1326 diff changeset	312	printk(KERN_ERR PFX "Failed to configure PDOs.\n");
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	313	goto out_release_master;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	314	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	315
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	316	if (!(sc = ecrt_master_slave_config(master, DigOutSlavePos, Beckhoff_EL2004))) {
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	317	printk(KERN_ERR PFX "Failed to get slave configuration.\n");
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	318	goto out_release_master;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	319	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	320
1082 ff06c58e269c Renamed ecrt_slave_config_sync_managers() to ecrt_slave_config_pdos(); Florian Pose <fp@igh-essen.com> parents: 1080 diff changeset	321	if (ecrt_slave_config_pdos(sc, EC_END, el2004_syncs)) {
1327 4d179b06dd3c merge -c1604 branches/stable-1.4: Fixed spelling of EtherCAT terms. Florian Pose <fp@igh-essen.com> parents: 1326 diff changeset	322	printk(KERN_ERR PFX "Failed to configure PDOs.\n");
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	323	goto out_release_master;
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	324	}
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	325	#endif
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	326
1327 4d179b06dd3c merge -c1604 branches/stable-1.4: Fixed spelling of EtherCAT terms. Florian Pose <fp@igh-essen.com> parents: 1326 diff changeset	327	printk(KERN_INFO PFX "Registering PDO entries...\n");
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	328	if (ecrt_domain_reg_pdo_entry_list(domain1, domain1_regs)) {
1327 4d179b06dd3c merge -c1604 branches/stable-1.4: Fixed spelling of EtherCAT terms. Florian Pose <fp@igh-essen.com> parents: 1326 diff changeset	329	printk(KERN_ERR PFX "PDO entry registration failed!\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	330	goto out_release_master;
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	331	}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	332
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	333	printk(KERN_INFO PFX "Activating master...\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	334	if (ecrt_master_activate(master)) {
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	335	printk(KERN_ERR PFX "Failed to activate master!\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	336	goto out_release_master;
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	337	}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	338
1080 088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	339	// Get internal process data for domain
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	340	domain1_pd = ecrt_domain_data(domain1);
088a61306930 Removed MSR example; adapted RTAI example; README files for examples. Florian Pose <fp@igh-essen.com> parents: 814 diff changeset	341
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	342	printk(KERN_INFO PFX "Starting cyclic sample thread...\n");
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	343	requested_ticks = nano2count(TIMERTICKS);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	344	tick_period = start_rt_timer(requested_ticks);
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	345	printk(KERN_INFO PFX "RT timer started with %i/%i ticks.\n",
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	346	(int) tick_period, (int) requested_ticks);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	347
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	348	if (rt_task_init(&task, run, 0, 2000, 0, 1, NULL)) {
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	349	printk(KERN_ERR PFX "Failed to init RTAI task!\n");
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	350	goto out_stop_timer;
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	351	}
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	352
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	353	now = rt_get_time();
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	354	if (rt_task_make_periodic(&task, now + tick_period, tick_period)) {
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	355	printk(KERN_ERR PFX "Failed to run RTAI task!\n");
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	356	goto out_stop_task;
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	357	}
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	358
643 78929d878b2c Removed X:Y addressing scheme, ec_slave_is_coupler(), Florian Pose <fp@igh-essen.com> parents: 637 diff changeset	359	printk(KERN_INFO PFX "Initialized.\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	360	return 0;
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	361
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	362	out_stop_task:
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	363	rt_task_delete(&task);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	364	out_stop_timer:
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	365	stop_rt_timer();
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	366	out_release_master:
655 3702f0d6693b Merged changes of examples/mini/mini.c -r858:859 to Florian Pose <fp@igh-essen.com> parents: 643 diff changeset	367	printk(KERN_ERR PFX "Releasing master...\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	368	ecrt_release_master(master);
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	369	out_return:
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	370	rt_sem_delete(&master_sem);
655 3702f0d6693b Merged changes of examples/mini/mini.c -r858:859 to Florian Pose <fp@igh-essen.com> parents: 643 diff changeset	371	printk(KERN_ERR PFX "Failed to load. Aborting.\n");
1239 b50b93faaf3e Used ERR_PTR() macro for return value of ecrt_request_master(). Florian Pose <fp@igh-essen.com> parents: 1082 diff changeset	372	return ret;
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	373	}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	374
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	375	/*****************************************************************************/
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	376
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	377	void __exit cleanup_mod(void)
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	378	{
655 3702f0d6693b Merged changes of examples/mini/mini.c -r858:859 to Florian Pose <fp@igh-essen.com> parents: 643 diff changeset	379	printk(KERN_INFO PFX "Stopping...\n");
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	380
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	381	rt_task_delete(&task);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	382	stop_rt_timer();
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	383	ecrt_release_master(master);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	384	rt_sem_delete(&master_sem);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	385
655 3702f0d6693b Merged changes of examples/mini/mini.c -r858:859 to Florian Pose <fp@igh-essen.com> parents: 643 diff changeset	386	printk(KERN_INFO PFX "Unloading.\n");
220 342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	387	}
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	388
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	389	/*****************************************************************************/
342ad851ec78 Added examples directory. Florian Pose <fp@igh-essen.com> parents: diff changeset	390
512 24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	391	MODULE_LICENSE("GPL");
24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	392	MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	393	MODULE_DESCRIPTION("EtherCAT RTAI sample module");
24292123d174 Shorter critical sections in examples. Florian Pose <fp@igh-essen.com> parents: 509 diff changeset	394
225 9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	395	module_init(init_mod);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	396	module_exit(cleanup_mod);
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	397
9e8150db6fc8 Applied RTAI interface to RTAI example. Florian Pose <fp@igh-essen.com> parents: 223 diff changeset	398	/*****************************************************************************/

author	Patrick Bruenn <p.bruenn@beckhoff.com>
	Tue, 12 Apr 2016 11:17:36 +0200
branch	stable-1.5
changeset 2654	b3f6b3e5ef29
parent 2421	bc2d4bf9cbe5
permissions	-rw-r--r--