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/*
* Copyright (c) 2013 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tmacros.h>
#include <intrcritical.h>
#include <rtems/score/threadimpl.h>
#include <rtems/score/threadqimpl.h>
#include <rtems/rtems/semimpl.h>
const char rtems_test_name[] = "SPINTRCRITICAL 20";
#define PRIORITY_MASTER 2
#define PRIORITY_SEMAPHORE 1
typedef struct {
rtems_id master_task;
rtems_id semaphore_task;
rtems_id semaphore_id;
Thread_Control *semaphore_task_tcb;
bool thread_queue_was_null;
bool status_was_successful;
bool status_was_timeout;
} test_context;
static test_context ctx_instance;
static void semaphore_task(rtems_task_argument arg)
{
test_context *ctx = (test_context *) arg;
ctx->semaphore_task_tcb = _Thread_Get_executing();
while (true) {
rtems_status_code sc = rtems_semaphore_obtain(
ctx->semaphore_id,
RTEMS_WAIT,
RTEMS_NO_TIMEOUT
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL || sc == RTEMS_TIMEOUT);
}
}
static void release_semaphore(rtems_id timer, void *arg)
{
/* The arg is NULL */
test_context *ctx = &ctx_instance;
rtems_status_code sc = rtems_semaphore_release(ctx->semaphore_id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static bool test_body(void *arg)
{
test_context *ctx = arg;
int busy;
Per_CPU_Control *cpu_self;
cpu_self = _Thread_Dispatch_disable();
rtems_test_assert(
_Thread_Wait_get_status( ctx->semaphore_task_tcb ) == STATUS_SUCCESSFUL
);
/*
* Spend some time to make it more likely that we hit the test condition
* below.
*/
for (busy = 0; busy < 1000; ++busy) {
__asm__ volatile ("");
}
if (ctx->semaphore_task_tcb->Wait.queue == NULL) {
ctx->thread_queue_was_null = true;
}
_Thread_Timeout(&ctx->semaphore_task_tcb->Timer.Watchdog);
switch (_Thread_Wait_get_status(ctx->semaphore_task_tcb)) {
case STATUS_SUCCESSFUL:
ctx->status_was_successful = true;
break;
case STATUS_TIMEOUT:
ctx->status_was_timeout = true;
break;
default:
rtems_test_assert(0);
break;
}
_Thread_Dispatch_enable(cpu_self);
return ctx->thread_queue_was_null
&& ctx->status_was_successful
&& ctx->status_was_timeout;
}
static void Init(rtems_task_argument ignored)
{
test_context *ctx = &ctx_instance;
rtems_status_code sc;
TEST_BEGIN();
ctx->master_task = rtems_task_self();
sc = rtems_semaphore_create(
rtems_build_name('S', 'E', 'M', 'A'),
1,
RTEMS_COUNTING_SEMAPHORE,
0,
&ctx->semaphore_id
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_create(
rtems_build_name('S', 'E', 'M', 'A'),
PRIORITY_SEMAPHORE,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&ctx->semaphore_task
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_start(
ctx->semaphore_task,
semaphore_task,
(rtems_task_argument) ctx
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
interrupt_critical_section_test(test_body, ctx, release_semaphore);
rtems_test_assert(ctx->thread_queue_was_null);
rtems_test_assert(ctx->status_was_successful);
rtems_test_assert(ctx->status_was_timeout);
TEST_END();
rtems_test_exit(0);
}
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_MICROSECONDS_PER_TICK 1000
#define CONFIGURE_MAXIMUM_SEMAPHORES 1
#define CONFIGURE_MAXIMUM_TASKS 2
#define CONFIGURE_MAXIMUM_TIMERS 1
#define CONFIGURE_MAXIMUM_USER_EXTENSIONS 1
#define CONFIGURE_INIT_TASK_PRIORITY PRIORITY_MASTER
#define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_DEFAULT_ATTRIBUTES
#define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
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