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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-05-17 23:10:36 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-05-17 23:10:36 +0000 |
commit | be47df93812977e29090a39264f41187119fc0d8 (patch) | |
tree | 59dd650ded0c3005789c2975bf1881f456e29070 /cpukit/rtems/src/timerreset.c | |
parent | Split Event Manager into one routine per file. (diff) | |
download | rtems-be47df93812977e29090a39264f41187119fc0d8.tar.bz2 |
Split Timer Manager into one routine per file.
Diffstat (limited to '')
-rw-r--r-- | cpukit/rtems/src/timerreset.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/cpukit/rtems/src/timerreset.c b/cpukit/rtems/src/timerreset.c new file mode 100644 index 0000000000..1ef029b562 --- /dev/null +++ b/cpukit/rtems/src/timerreset.c @@ -0,0 +1,65 @@ +/* + * Timer Manager + * + * + * COPYRIGHT (c) 1989-1998. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * 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. + * + * $Id$ + */ + +#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 */ +} |