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/* Sm_test_task
*
* This task continuously obtains and releases a global semaphore.
*
* Input parameters:
* argument - task argument
*
* Output parameters: NONE
*
* 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"
extern rtems_multiprocessing_table Multiprocessing_configuration;
rtems_task Semaphore_task(
rtems_task_argument argument
)
{
rtems_unsigned32 count;
rtems_status_code status;
rtems_unsigned32 yield_count;
puts( "Getting SMID of semaphore" );
while ( FOREVER ) {
status = rtems_semaphore_ident(
Semaphore_name[ 1 ],
RTEMS_SEARCH_ALL_NODES,
&Semaphore_id[ 1 ]
);
if ( status == RTEMS_SUCCESSFUL )
break;
puts( "rtems_semaphore_ident FAILED!!" );
rtems_task_wake_after(2);
}
yield_count = 100;
while ( Stop_Test == FALSE ) {
for ( count=SEMAPHORE_DOT_COUNT ; Stop_Test == FALSE && count ; count-- ) {
status = rtems_semaphore_obtain(
Semaphore_id[ 1 ],
RTEMS_DEFAULT_OPTIONS,
RTEMS_NO_TIMEOUT
);
directive_failed( status, "rtems_semaphore_obtain" );
status = rtems_semaphore_release( Semaphore_id[ 1 ] );
directive_failed( status, "rtems_semaphore_release" );
if ( Stop_Test == FALSE )
if ( Multiprocessing_configuration.node == 1 && --yield_count == 0 ) {
status = rtems_task_wake_after( RTEMS_YIELD_PROCESSOR );
directive_failed( status, "rtems_task_wake_after" );
yield_count = 100;
}
}
put_dot( 's' );
}
Exit_test();
}
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