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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [rtems/] [src/] [timerreset.c] - Rev 30
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/* * Timer Manager * * * 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: timerreset.c,v 1.2 2001-09-27 11:59:19 chris Exp $ */ #include <rtems/system.h> #include <rtems/rtems/status.h> #include <rtems/rtems/support.h> #include <rtems/score/object.h> #include <rtems/score/thread.h> #include <rtems/rtems/timer.h> #include <rtems/score/tod.h> #include <rtems/score/watchdog.h> /*PAGE * * rtems_timer_reset * * This directive allows a thread to reset a timer. * * Input parameters: * id - timer id * * Output parameters: * RTEMS_SUCCESSFUL - if successful * error code - if unsuccessful */ rtems_status_code rtems_timer_reset( Objects_Id id ) { Timer_Control *the_timer; Objects_Locations location; the_timer = _Timer_Get( id, &location ); switch ( location ) { case OBJECTS_REMOTE: /* should never return this */ return RTEMS_INTERNAL_ERROR; case OBJECTS_ERROR: return RTEMS_INVALID_ID; case OBJECTS_LOCAL: if ( _Timer_Is_interval_class( the_timer->the_class ) ) { _Watchdog_Reset( &the_timer->Ticker ); _Thread_Enable_dispatch(); return RTEMS_SUCCESSFUL; } _Thread_Enable_dispatch(); return RTEMS_NOT_DEFINED; } return RTEMS_INTERNAL_ERROR; /* unreached - only to remove warnings */ }
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