5
Last change
on this file since 127c20eb was
254dc82,
checked in by Sebastian Huber <sebastian.huber@…>, on 06/24/16 at 09:22:03
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score: Change Priority_Control to 64-bit
A 32-bit Priority_Control limits the uptime to 49 days with a 1ms clock
tick in case the EDF scheduler is used. Increase it to 64-bit to enable
proper operation of the EDF scheduler,
Close 2173.
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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 POSIX Is Priority Valid |
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5 | * @ingroup POSIX_PRIORITY |
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6 | */ |
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7 | |
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8 | /* |
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9 | * COPYRIGHT (c) 1989-2008. |
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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/posix/priorityimpl.h> |
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22 | #include <rtems/score/schedulerimpl.h> |
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23 | |
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24 | Priority_Control _POSIX_Priority_To_core( |
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25 | const Scheduler_Control *scheduler, |
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26 | int posix_priority, |
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27 | bool *valid |
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28 | ) |
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29 | { |
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30 | Priority_Control core_posix_priority; |
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31 | Priority_Control core_priority; |
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32 | |
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33 | core_posix_priority = (Priority_Control) posix_priority; |
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34 | core_priority = scheduler->maximum_priority - core_posix_priority; |
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35 | |
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36 | *valid = ( posix_priority >= POSIX_SCHEDULER_MINIMUM_PRIORITY |
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37 | && core_posix_priority < scheduler->maximum_priority ); |
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38 | |
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39 | return _Scheduler_Map_priority( scheduler, core_priority ); |
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40 | } |
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41 | |
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42 | int _POSIX_Priority_From_core( |
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43 | const Scheduler_Control *scheduler, |
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44 | Priority_Control core_priority |
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45 | ) |
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46 | { |
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47 | core_priority = _Scheduler_Unmap_priority( scheduler, core_priority ); |
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48 | |
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49 | return (int) ( scheduler->maximum_priority - core_priority ); |
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50 | } |
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