/*
* COPYRIGHT (c) 1989-2014.
* On-Line Applications Research Corporation (OAR).
*
* 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
#define CONFIGURE_INIT
#include "system.h"
#if defined(TM02)
const char rtems_test_name[] = "TIME TEST 2";
#define SEMAPHORE_ATTRIBUTES (RTEMS_COUNTING_SEMAPHORE | RTEMS_FIFO)
#define ATTR_DESC "counting/FIFO"
#elif defined(TM31)
const char rtems_test_name[] = "TIME TEST 31";
#define SEMAPHORE_ATTRIBUTES (RTEMS_COUNTING_SEMAPHORE | RTEMS_PRIORITY)
#define ATTR_DESC "counting/priority"
#elif defined(TM33)
const char rtems_test_name[] = "TIME TEST 33";
#define SEMAPHORE_ATTRIBUTES RTEMS_BINARY_SEMAPHORE
#define ATTR_DESC "binary/FIFO"
#elif defined(TM35)
const char rtems_test_name[] = "TIME TEST 35";
#define SEMAPHORE_ATTRIBUTES (RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY)
#define ATTR_DESC "binary/priority"
#else
#error "Unknown test configuration"
#endif
rtems_id High_id;
rtems_id Low_id;
rtems_id Semaphore_id;
rtems_task High_task(
rtems_task_argument argument
);
rtems_task Middle_tasks(
rtems_task_argument argument
);
rtems_task Low_task(
rtems_task_argument argument
);
int operation_count = OPERATION_COUNT;
void test_init(void);
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code status;
Print_Warning();
TEST_BEGIN();
test_init();
status = rtems_task_suspend( RTEMS_SELF );
directive_failed( status, "rtems_task_suspend" );
}
void test_init(void)
{
rtems_status_code status;
int index;
rtems_task_priority priority;
priority = 2;
status = rtems_task_create(
rtems_build_name( 'H', 'I', 'G', 'H' ),
priority,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&High_id
);
directive_failed( status, "rtems_task_create of high task" );
priority++;
status = rtems_task_start( High_id, High_task, 0 );
directive_failed( status, "rtems_task_start of high task" );
if ( OPERATION_COUNT > RTEMS_MAXIMUM_PRIORITY - 2u )
operation_count = (int) (RTEMS_MAXIMUM_PRIORITY - 2u);
for ( index=2 ; index < operation_count ; index++ ) {
status = rtems_task_create(
rtems_build_name( 'M', 'I', 'D', ' ' ),
priority,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&Low_id
);
directive_failed( status, "rtems_task_create middle" );
priority++;
status = rtems_task_start( Low_id, Middle_tasks, 0 );
directive_failed( status, "rtems_task_start middle" );
}
status = rtems_task_create(
rtems_build_name( 'L', 'O', 'W', ' ' ),
priority,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&Low_id
);
directive_failed( status, "rtems_task_create low" );
status = rtems_task_start( Low_id, Low_task, 0 );
directive_failed( status, "rtems_task_start low" );
status = rtems_semaphore_create(
rtems_build_name( 'S', 'M', '1', ' '),
0,
SEMAPHORE_ATTRIBUTES,
RTEMS_NO_PRIORITY,
&Semaphore_id
);
directive_failed( status, "rtems_semaphore_create of SM1" );
}
rtems_task High_task(
rtems_task_argument argument
)
{
/* start blocking rtems_semaphore_obtain time */
benchmark_timer_initialize();
(void) rtems_semaphore_obtain(
Semaphore_id,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT
);
}
rtems_task Middle_tasks(
rtems_task_argument argument
)
{
(void) rtems_semaphore_obtain(
Semaphore_id,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT
);
}
rtems_task Low_task(
rtems_task_argument argument
)
{
end_time = benchmark_timer_read();
put_time(
"rtems_semaphore_obtain: " ATTR_DESC " not available caller blocks",
end_time,
operation_count - 1,
0,
CALLING_OVERHEAD_SEMAPHORE_OBTAIN
);
TEST_END();
rtems_test_exit( 0 );
}