blob: 2e4d5322db3046726c86db49c8e6b8e82d072031 (
plain) (
tree)
|
|
/**
* @file
*
* @brief RTEMS Rate Monotonic Cancel
* @ingroup ClassicRateMon
*/
/*
* COPYRIGHT (c) 1989-2007.
* 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.org/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/rtems/ratemonimpl.h>
#include <rtems/score/schedulerimpl.h>
#include <rtems/score/threadimpl.h>
#include <rtems/score/watchdogimpl.h>
rtems_status_code rtems_rate_monotonic_cancel(
rtems_id id
)
{
Rate_monotonic_Control *the_period;
Objects_Locations location;
ISR_Level level;
the_period = _Rate_monotonic_Get( id, &location );
switch ( location ) {
case OBJECTS_LOCAL:
if ( !_Thread_Is_executing( the_period->owner ) ) {
_Objects_Put( &the_period->Object );
return RTEMS_NOT_OWNER_OF_RESOURCE;
}
_ISR_Disable( level );
_Watchdog_Per_CPU_remove_relative( &the_period->Timer );
_ISR_Enable( level );
the_period->state = RATE_MONOTONIC_INACTIVE;
_Scheduler_Release_job( the_period->owner, 0 );
_Objects_Put( &the_period->Object );
return RTEMS_SUCCESSFUL;
#if defined(RTEMS_MULTIPROCESSING)
case OBJECTS_REMOTE:
#endif
case OBJECTS_ERROR:
break;
}
return RTEMS_INVALID_ID;
}
|