/*
*
* COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
* On-Line Applications Research Corporation (OAR).
* All rights assigned to U.S. Government, 1994.
*
* This material may be reproduced by or for the U.S. Government pursuant
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
* $Id$
*/
#include "system.h"
#undef EXTERN
#define EXTERN
#include "conftbl.h"
#include "gvar.h"
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
);
void test_init();
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code status;
puts( "\n\n*** TIME TEST 2 ***" );
test_init();
status = rtems_task_delete( RTEMS_SELF );
directive_failed( status, "rtems_task_delete" );
}
void test_init()
{
rtems_status_code status;
rtems_unsigned32 index;
rtems_task_priority priority;
priority = 5;
status = rtems_task_create(
rtems_build_name( 'H', 'I', 'G', 'H' ),
priority,
1024,
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" );
for ( index=2 ; index <= OPERATION_COUNT ; index++ ) {
status = rtems_task_create(
rtems_build_name( 'M', 'I', 'D', ' ' ),
priority,
1024,
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,
2048,
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,
RTEMS_DEFAULT_ATTRIBUTES,
&Semaphore_id
);
directive_failed( status, "rtems_semaphore_create of SM1" );
}
rtems_task High_task(
rtems_task_argument argument
)
{
rtems_status_code status;
Timer_initialize(); /* start blocking rtems_semaphore_obtain time */
status = rtems_semaphore_obtain(
Semaphore_id,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT
);
}
rtems_task Middle_tasks(
rtems_task_argument argument
)
{
rtems_status_code status;
status = rtems_semaphore_obtain(
Semaphore_id,
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT
);
}
rtems_task Low_task(
rtems_task_argument argument
)
{
end_time = Read_timer();
put_time(
"rtems_semaphore_obtain (blocking)",
end_time,
OPERATION_COUNT,
0,
CALLING_OVERHEAD_SEMAPHORE_OBTAIN
);
exit( 0 );
}