/*
*
* COPYRIGHT (c) 1989-1999.
* 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.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#define TEST_INIT
#include "system.h"
rtems_unsigned32 Task_count;
rtems_task Tasks(
rtems_task_argument argument
);
rtems_task High_task(
rtems_task_argument argument
);
rtems_task Init(
rtems_task_argument argument
)
{
rtems_id id;
rtems_unsigned32 index;
rtems_status_code status;
Print_Warning();
puts( "\n\n*** TIME TEST 24 ***" );
status = rtems_task_create(
rtems_build_name( 'H', 'I', 'G', 'H' ),
10,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&id
);
directive_failed( status, "rtems_task_create HIGH" );
status = rtems_task_start( id, High_task, 0 );
directive_failed( status, "rtems_task_create HIGH" );
for ( index = 1 ; index <= OPERATION_COUNT ; index++ ) {
status = rtems_task_create(
rtems_build_name( 'R', 'E', 'S', 'T' ),
128,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&id
);
directive_failed( status, "rtems_task_create LOOP" );
status = rtems_task_start( id, Tasks, 0 );
directive_failed( status, "rtems_task_start LOOP" );
}
status = rtems_task_delete( RTEMS_SELF );
directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
}
rtems_task High_task(
rtems_task_argument argument
)
{
rtems_status_code status;
rtems_unsigned32 index;
Timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) Empty_function();
overhead = Read_timer();
Timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) rtems_task_wake_after( RTEMS_YIELD_PROCESSOR );
end_time = Read_timer();
put_time(
"rtems_task_wake_after: yield -- returns to caller",
end_time,
OPERATION_COUNT,
overhead,
CALLING_OVERHEAD_TASK_WAKE_AFTER
);
Task_count = 0;
status = rtems_task_delete( RTEMS_SELF );
directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
}
rtems_task Tasks(
rtems_task_argument argument
)
{
Task_count++;
if ( Task_count == 1 )
Timer_initialize();
else if ( Task_count == OPERATION_COUNT ) {
end_time = Read_timer();
put_time(
"rtems_task_wake_after: yields -- preempts caller",
end_time,
OPERATION_COUNT,
overhead,
CALLING_OVERHEAD_TASK_WAKE_AFTER
);
puts( "*** END OF TEST 24 ***" );
rtems_test_exit( 0 );
}
(void) rtems_task_wake_after( RTEMS_YIELD_PROCESSOR );
}