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/*
* Copyright (c) 2017 Gedare Bloom.
* Copyright (c) 2014, 2016 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"
const char rtems_test_name[] = "SPSEM 5";
typedef struct {
rtems_id low;
rtems_id midb;
rtems_id mida;
rtems_id high;
rtems_id sem_a;
rtems_id sem_b;
} test_context;
static test_context test_instance;
static void assert_prio(rtems_id task_id, rtems_task_priority expected_prio)
{
rtems_status_code sc;
rtems_task_priority prio;
sc = rtems_task_set_priority(task_id, RTEMS_CURRENT_PRIORITY, &prio);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
rtems_test_assert(prio == expected_prio);
}
static void create_task(rtems_id *id, rtems_task_priority prio)
{
rtems_status_code sc;
sc = rtems_task_create(
rtems_build_name('T', 'A', 'S', 'K'),
prio,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
id
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void start_task(rtems_id id, rtems_task_entry entry)
{
rtems_status_code sc;
sc = rtems_task_start(id, entry, 0);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void create_sema(rtems_id *id)
{
rtems_status_code sc;
sc = rtems_semaphore_create(
rtems_build_name('S', 'E', 'M', 'A'),
1,
RTEMS_BINARY_SEMAPHORE | RTEMS_INHERIT_PRIORITY | RTEMS_PRIORITY,
0,
id
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void obtain_sema(rtems_id id)
{
rtems_status_code sc;
sc = rtems_semaphore_obtain(id, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void release_sema(rtems_id id)
{
rtems_status_code sc;
sc = rtems_semaphore_release(id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void midb_task(rtems_task_argument arg)
{
test_context *ctx = &test_instance;
obtain_sema(ctx->sem_a);
rtems_test_assert(0);
}
static void mida_task(rtems_task_argument arg)
{
test_context *ctx = &test_instance;
obtain_sema(ctx->sem_b);
rtems_test_assert(0);
}
static void high_task(rtems_task_argument arg)
{
test_context *ctx = &test_instance;
obtain_sema(ctx->sem_a);
printf("*** END OF TEST SPSEM 5 ***\n");
rtems_test_exit(0);
}
static void Init(rtems_task_argument arg)
{
test_context *ctx = &test_instance;
printf("*** BEGIN OF TEST SPSEM 5 ***\n");
ctx->low = rtems_task_self();
create_task(&ctx->midb, 3);
create_task(&ctx->mida, 2);
create_task(&ctx->high, 1);
create_sema(&ctx->sem_a);
create_sema(&ctx->sem_b);
obtain_sema(ctx->sem_a);
start_task(ctx->midb, midb_task);
obtain_sema(ctx->sem_b);
start_task(ctx->mida, mida_task);
start_task(ctx->high, high_task);
release_sema(ctx->sem_b);
release_sema(ctx->sem_a);
rtems_test_assert(0);
}
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_MAXIMUM_TASKS 4
#define CONFIGURE_MAXIMUM_SEMAPHORES 2
#define CONFIGURE_INIT_TASK_PRIORITY 4
#define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
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