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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-05-17 21:02:16 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-05-17 21:02:16 +0000 |
commit | c4d69e21a751d4c907db9e8f4bb9bd38693075b1 (patch) | |
tree | b12402bce88e14077b0b6926293f7121b0c27822 /cpukit/rtems/src/taskwakeafter.c | |
parent | Thread Handler split into multiple files. Eventually, as RTEMS is (diff) | |
download | rtems-c4d69e21a751d4c907db9e8f4bb9bd38693075b1.tar.bz2 |
Split Task Manager into multiple files. Eventually this effort will
reduce the size of executables.
Diffstat (limited to 'cpukit/rtems/src/taskwakeafter.c')
-rw-r--r-- | cpukit/rtems/src/taskwakeafter.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/cpukit/rtems/src/taskwakeafter.c b/cpukit/rtems/src/taskwakeafter.c new file mode 100644 index 0000000000..5e83aaee5e --- /dev/null +++ b/cpukit/rtems/src/taskwakeafter.c @@ -0,0 +1,65 @@ +/* + * RTEMS Task 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/rtems/modes.h> +#include <rtems/score/object.h> +#include <rtems/score/stack.h> +#include <rtems/score/states.h> +#include <rtems/rtems/tasks.h> +#include <rtems/score/thread.h> +#include <rtems/score/threadq.h> +#include <rtems/score/tod.h> +#include <rtems/score/userext.h> +#include <rtems/score/wkspace.h> +#include <rtems/score/apiext.h> +#include <rtems/score/sysstate.h> + +/*PAGE + * + * rtems_task_wake_after + * + * This directive suspends the requesting thread for the given amount + * of ticks. + * + * Input parameters: + * ticks - number of ticks to wait + * + * Output parameters: + * RTEMS_SUCCESSFUL - always successful + */ + +rtems_status_code rtems_task_wake_after( + rtems_interval ticks +) +{ + _Thread_Disable_dispatch(); + if ( ticks == 0 ) { + _Thread_Yield_processor(); + } else { + _Thread_Set_state( _Thread_Executing, STATES_DELAYING ); + _Watchdog_Initialize( + &_Thread_Executing->Timer, + _Thread_Delay_ended, + _Thread_Executing->Object.id, + NULL + ); + _Watchdog_Insert_ticks( &_Thread_Executing->Timer, ticks ); + } + _Thread_Enable_dispatch(); + return RTEMS_SUCCESSFUL; +} |