/*
* COPYRIGHT (c) 1989-2009.
* 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
#define CONFIGURE_INIT
#include "system.h"
rtems_id Task_id[ OPERATION_COUNT + 1 ];
uint32_t Task_restarted;
rtems_task null_task(
rtems_task_argument argument
);
rtems_task Task_1(
rtems_task_argument argument
);
void test_init( void );
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code status;
Print_Warning();
puts( "\n\n*** TIME TEST 6 ***" );
test_init();
status = rtems_task_delete( RTEMS_SELF );
directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
}
void test_init( void )
{
rtems_status_code status;
rtems_id id;
Task_restarted = OPERATION_COUNT;
status = rtems_task_create(
rtems_build_name( 'T', 'I', 'M', 'E' ),
(RTEMS_MAXIMUM_PRIORITY / 2u) + 1u,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&id
);
directive_failed( status, "rtems_task_create" );
status = rtems_task_start( id, Task_1, 0 );
directive_failed( status, "rtems_task_start" );
}
rtems_task Task_1(
rtems_task_argument argument
)
{
rtems_status_code status;
uint32_t index;
if ( Task_restarted == OPERATION_COUNT )
benchmark_timer_initialize();
Task_restarted--;
if ( Task_restarted != 0 )
(void) rtems_task_restart( RTEMS_SELF, 0 );
end_time = benchmark_timer_read();
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) benchmark_timer_empty_function();
overhead = benchmark_timer_read();
put_time(
"rtems_task_restart: calling task",
end_time,
OPERATION_COUNT,
overhead,
CALLING_OVERHEAD_TASK_RESTART
);
for ( index=1 ; index <= OPERATION_COUNT ; index++ ) {
status = rtems_task_create(
rtems_build_name( 'T', 'I', 'M', 'E' ),
RTEMS_MAXIMUM_PRIORITY - 1u,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&Task_id[ index ]
);
directive_failed( status, "rtems_task_create loop" );
status = rtems_task_start( Task_id[ index ], null_task, 0 );
directive_failed( status, "rtems_task_start loop" );
}
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_task_suspend( Task_id[ index ] );
end_time = benchmark_timer_read();
put_time(
"rtems_task_suspend: returns to caller",
end_time,
OPERATION_COUNT,
0,
CALLING_OVERHEAD_TASK_SUSPEND
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_task_resume( Task_id[ index ] );
end_time = benchmark_timer_read();
put_time(
"rtems_task_resume: task readied -- returns to caller",
end_time,
OPERATION_COUNT,
0,
CALLING_OVERHEAD_TASK_RESUME
);
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_task_delete( Task_id[ index ] );
end_time = benchmark_timer_read();
put_time(
"rtems_task_delete: ready task",
end_time,
OPERATION_COUNT,
0,
CALLING_OVERHEAD_TASK_RESUME
);
puts( "*** END OF TEST 6 ***" );
rtems_test_exit( 0 );
}
rtems_task null_task(
rtems_task_argument argument
)
{
while ( FOREVER )
;
}