4.115
Last change
on this file since df40cc9 was
c499856,
checked in by Chris Johns <chrisj@…>, on 03/20/14 at 21:10:47
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Change all references of rtems.com to rtems.org.
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Property mode set to
100644
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File size:
1.2 KB
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief RTEMS Task Wake After |
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5 | * @ingroup ClassicTasks |
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6 | */ |
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7 | |
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8 | /* |
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9 | * COPYRIGHT (c) 1989-1999. |
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10 | * On-Line Applications Research Corporation (OAR). |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.org/license/LICENSE. |
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15 | */ |
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16 | |
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17 | #if HAVE_CONFIG_H |
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18 | #include "config.h" |
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19 | #endif |
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20 | |
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21 | #include <rtems/rtems/tasks.h> |
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22 | #include <rtems/score/threadimpl.h> |
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23 | #include <rtems/score/schedulerimpl.h> |
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24 | #include <rtems/score/watchdogimpl.h> |
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25 | |
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26 | rtems_status_code rtems_task_wake_after( |
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27 | rtems_interval ticks |
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28 | ) |
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29 | { |
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30 | /* |
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31 | * It is critical to obtain the executing thread after thread dispatching is |
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32 | * disabled on SMP configurations. |
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33 | */ |
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34 | Thread_Control *executing; |
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35 | |
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36 | _Thread_Disable_dispatch(); |
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37 | executing = _Thread_Executing; |
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38 | |
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39 | if ( ticks == 0 ) { |
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40 | _Scheduler_Yield( executing ); |
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41 | } else { |
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42 | _Thread_Set_state( executing, STATES_DELAYING ); |
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43 | _Watchdog_Initialize( |
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44 | &executing->Timer, |
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45 | _Thread_Delay_ended, |
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46 | executing->Object.id, |
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47 | NULL |
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48 | ); |
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49 | _Watchdog_Insert_ticks( &executing->Timer, ticks ); |
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50 | } |
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51 | _Thread_Enable_dispatch(); |
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52 | return RTEMS_SUCCESSFUL; |
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53 | } |
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