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TIMEOUT(9): Use timer server for callout_tick()

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This commit is contained in:
Sebastian Huber 2013-10-28 16:42:55 +01:00
parent 0c9f27ba24
commit a9e26f5d5b
7 changed files with 25 additions and 169 deletions
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2
Makefile
View File

@ -880,8 +880,6 @@ TEST_TIMEOUT01_O_FILES += testsuite/timeout01/init.o
TEST_TIMEOUT01_D_FILES += testsuite/timeout01/init.d
TEST_TIMEOUT01_O_FILES += testsuite/timeout01/timeout_test.o
TEST_TIMEOUT01_D_FILES += testsuite/timeout01/timeout_test.d
TEST_TIMEOUT01_O_FILES += testsuite/timeout01/timeout_helper.o
TEST_TIMEOUT01_D_FILES += testsuite/timeout01/timeout_helper.d
$(TEST_TIMEOUT01): $(TEST_TIMEOUT01_O_FILES) $(LIB)
$(LINK.c) -Wl,-Map,testsuite/timeout01/timeout01.map $^ -lm -lz -o $@
TESTS += $(TEST_TIMEOUT01)

2
freebsd-to-rtems.py
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@ -2355,7 +2355,7 @@ tests.addTest('usb01', ['init', 'test-file-system'], False)
tests.addTest('loopback01', ['test_main'])
tests.addTest('netshell01', ['test_main', 'shellconfig', 'ns_parser_vars'], False)
tests.addTest('swi01', ['init', 'swi_test'])
tests.addTest('timeout01', ['init', 'timeout_test', 'timeout_helper'])
tests.addTest('timeout01', ['init', 'timeout_test'])
tests.addTest('init01', ['test_main'])
tests.addTest('thread01', ['test_main'])

21
freebsd/sys/kern/kern_timeout.c
View File

@ -160,6 +160,19 @@ MALLOC_DEFINE(M_CALLOUT, "callout", "Callout datastructures");
#ifdef __rtems__
static void rtems_bsd_timeout_init(void *);
static void
rtems_bsd_callout_timer(rtems_id id, void *arg)
{
rtems_status_code sc;
(void) arg;
sc = rtems_timer_reset(id);
BSD_ASSERT(sc == RTEMS_SUCCESSFUL);
callout_tick();
}
static void callout_cpu_init(struct callout_cpu *);
SYSINIT(rtems_bsd_timeout, SI_SUB_VM, SI_ORDER_FIRST, rtems_bsd_timeout_init,
@ -174,6 +187,8 @@ kern_timeout_callwheel_alloc(caddr_t v)
{
struct callout_cpu *cc;
#ifdef __rtems__
rtems_status_code sc;
rtems_id id;
caddr_t v;
(void) unused;
@ -202,6 +217,12 @@ kern_timeout_callwheel_alloc(caddr_t v)
return(v);
#else /* __rtems__ */
callout_cpu_init(cc);
sc = rtems_timer_create(rtems_build_name('_', 'C', 'L', 'O'), &id);
BSD_ASSERT(sc == RTEMS_SUCCESSFUL);
sc = rtems_timer_server_fire_after(id, 1, rtems_bsd_callout_timer, NULL);
BSD_ASSERT(sc == RTEMS_SUCCESSFUL);
#endif /* __rtems__ */
}

3
libbsd.txt
View File

@ -100,6 +100,9 @@ the current Git submodule commit is this
* KQUEUE(2): Choose proper lock for global kqueue list.
* TIMEOUT(9): Maybe use special task instead of timer server to call
callout_tick().
[listing]
----
/* sysinit section? */

3
testsuite/timeout01/init.c
View File

@ -38,7 +38,6 @@
#include <rtems/bsd/bsd.h>
#include "timeout_test.h"
#include "timeout_helper.h"
static void Init(rtems_task_argument arg)
{
@ -49,8 +48,6 @@ static void Init(rtems_task_argument arg)
sc = rtems_bsd_initialize();
assert(sc == RTEMS_SUCCESSFUL);
callout_tick_task_init();
timeout_test();
puts("*** END OF TEST TIMOUT 1 ***");

118
testsuite/timeout01/timeout_helper.c
View File

@ -1,118 +0,0 @@
/*
* Copyright (c) 2012 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Obere Lagerstr. 30
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-config.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <assert.h>
#include <malloc.h>
#include "timeout_helper.h"
#define CALLOUT_TICK_TASK_PRIO (PRIORITY_DEFAULT_MAXIMUM - 1)
#define CALLOUT_TICK_TASK_STACK_SIZE (1024)
#define CALLOUT_TICK_TASK_NAME rtems_build_name('C', 'O', 'U', 'T')
#define CALLOUT_TICKS_PER_CALLOUT_TICK 1
static const rtems_event_set TRIGGER_EVENT = RTEMS_EVENT_13;
static void callout_tick_task_trigger(rtems_id timer, void *arg)
{
rtems_status_code status;
rtems_id *task_id = arg;
status = rtems_event_send(*task_id, TRIGGER_EVENT);
assert(status == RTEMS_SUCCESSFUL);
status = rtems_timer_reset(timer);
assert(status == RTEMS_SUCCESSFUL);
}
rtems_task callout_tick_task(rtems_task_argument arg)
{
rtems_name name;
rtems_id timer;
rtems_status_code status;
const rtems_interval ticks_per_ms = CALLOUT_TICKS_PER_CALLOUT_TICK;
rtems_id self_id = rtems_task_self();
name = CALLOUT_TICK_TASK_NAME;
status = rtems_timer_create( name, &timer );
assert(status == RTEMS_SUCCESSFUL);
status = rtems_timer_fire_after( timer, ticks_per_ms, callout_tick_task_trigger, &self_id );
assert(status == RTEMS_SUCCESSFUL);
while ( 1 ) {
rtems_event_set event;
status = rtems_event_receive(
TRIGGER_EVENT,
RTEMS_EVENT_ALL | RTEMS_WAIT,
RTEMS_NO_TIMEOUT,
&event
);
assert(status == RTEMS_SUCCESSFUL);
assert(event == TRIGGER_EVENT);
callout_tick();
}
}
void callout_tick_task_init(void)
{
static bool initialized = false;
rtems_status_code sc = RTEMS_SUCCESSFUL;
if (!initialized) {
rtems_id id = RTEMS_ID_NONE;
initialized = true;
sc = rtems_task_create(
CALLOUT_TICK_TASK_NAME,
CALLOUT_TICK_TASK_PRIO,
CALLOUT_TICK_TASK_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&id
);
assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_start(id, callout_tick_task, 0);
assert(sc == RTEMS_SUCCESSFUL);
}
}

45
testsuite/timeout01/timeout_helper.h
View File

@ -1,45 +0,0 @@
/*
* Copyright (c) 2012 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Obere Lagerstr. 30
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef TIMEOUT_HELPER_H
#define TIMEOUT_HELPER_H
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
void callout_tick_task_init(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* TIMEOUT_HELPER_H */