1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief CBS Scheduler Budget Handler |
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5 | * @ingroup ScoreScheduler |
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6 | */ |
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7 | |
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8 | /* |
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9 | * Copyright (C) 2011 Petr Benes. |
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10 | * Copyright (C) 2011 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/score/schedulercbsimpl.h> |
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22 | #include <rtems/score/threadimpl.h> |
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23 | #include <rtems/score/wkspace.h> |
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24 | |
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25 | void _Scheduler_CBS_Budget_callout( |
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26 | Thread_Control *the_thread |
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27 | ) |
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28 | { |
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29 | Priority_Control new_priority; |
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30 | Priority_Control unused; |
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31 | Scheduler_CBS_Node *node; |
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32 | Scheduler_CBS_Server_id server_id; |
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33 | |
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34 | /* Put violating task to background until the end of period. */ |
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35 | new_priority = the_thread->Start.initial_priority; |
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36 | _Thread_Set_priority( the_thread, new_priority, &unused, true ); |
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37 | |
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38 | /* Invoke callback function if any. */ |
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39 | node = _Scheduler_CBS_Thread_get_node( the_thread ); |
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40 | if ( node->cbs_server->cbs_budget_overrun ) { |
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41 | _Scheduler_CBS_Get_server_id( |
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42 | node->cbs_server->task_id, |
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43 | &server_id |
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44 | ); |
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45 | node->cbs_server->cbs_budget_overrun( server_id ); |
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46 | } |
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47 | } |
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48 | |
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49 | int _Scheduler_CBS_Initialize(void) |
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50 | { |
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51 | return SCHEDULER_CBS_OK; |
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52 | } |
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