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/*
* COPYRIGHT (c) 1989-2010.
* 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.com/license/LICENSE.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <coverhd.h>
#include <tmacros.h>
#include <timesys.h>
#include "test_support.h"
#include <pthread.h>
#include <sched.h>
#include <rtems/timerdrv.h>
pthread_mutex_t MutexId;
void *Low(
void *argument
)
{
uint32_t end_time;
/*
* Now we have finished the thread startup overhead,
* so let other threads run. When we return, we can
* finish the benchmark.
*/
sched_yield();
/* let other threads run */
end_time = benchmark_timer_read();
put_time(
"pthread_mutex_lock - unavailable, block",
end_time,
OPERATION_COUNT,
0,
0
);
puts( "*** END OF POSIX TIME TEST PSXTMMUTEX02 ***" );
rtems_test_exit( 0 );
return NULL;
}
void *Middle(
void *argument
)
{
int status;
/*
* Now we have finished the thread startup overhead,
* so let other threads run. When we return, we can
* finish the benchmark.
*/
sched_yield();
/* let other threads run */
status = pthread_mutex_lock( &MutexId );
rtems_test_assert( !status );
return NULL;
}
void *POSIX_Init(
void *argument
)
{
int i;
int status;
pthread_t threadId;
puts( "\n\n*** POSIX TIME TEST PSXTMMUTEX02 ***" );
for ( i=0 ; i < OPERATION_COUNT - 1 ; i++ ) {
status = pthread_create( &threadId, NULL, Middle, NULL );
rtems_test_assert( !status );
}
status = pthread_create( &threadId, NULL, Low, NULL );
rtems_test_assert( !status );
/*
* Deliberately create the mutex after the threads. This way if the
* threads do run before we intend, they will get an error.
*/
status = pthread_mutex_init( &MutexId, NULL );
rtems_test_assert( !status );
/*
* Let the other threads start so the thread startup overhead,
* is accounted for. When we return, we can start the benchmark.
*/
sched_yield();
/* let other threads run */
/* start the timer and switch through all the other tasks */
benchmark_timer_initialize();
status = pthread_mutex_lock( &MutexId );
rtems_test_assert( !status );
return NULL;
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER
#define CONFIGURE_MAXIMUM_POSIX_THREADS OPERATION_COUNT + 2
#define CONFIGURE_MAXIMUM_POSIX_MUTEXES 1
#define CONFIGURE_POSIX_INIT_THREAD_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* end of file */
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