4.104.114.84.95
Last change
on this file since 25789705 was
25789705,
checked in by Jennifer Averett <Jennifer.Averett@…>, on 11/15/99 at 21:35:14
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+ Fixed files to consistantly use a case of the location after calls
to ITRON_Task_Get.
+ Modified to consistantly call _ITRON_return_errorno with E_OK.
+ Optimized the code to not disable dispatch prior to checking input values.
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-
Property mode set to
100644
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File size:
953 bytes
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1 | /* |
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2 | * The license and distribution terms for this file may be |
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3 | * found in the file LICENSE in this distribution or at |
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4 | * http://www.OARcorp.com/rtems/license.html. |
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5 | * |
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6 | * $Id$ |
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7 | */ |
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8 | |
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9 | #include <itron.h> |
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10 | |
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11 | #include <rtems/score/thread.h> |
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12 | #include <rtems/score/userext.h> |
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13 | #include <rtems/score/wkspace.h> |
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14 | #include <rtems/score/apiext.h> |
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15 | #include <rtems/score/sysstate.h> |
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16 | |
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17 | #include <rtems/itron/task.h> |
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18 | |
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19 | /* |
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20 | * rot_rdq - Rotate Tasks on the Ready Queue |
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21 | */ |
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22 | |
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23 | ER rot_rdq( |
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24 | PRI tskpri |
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25 | ) |
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26 | { |
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27 | PRI priority; |
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28 | |
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29 | |
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30 | if (( tskpri <= 0 ) || ( tskpri >= 256 )) |
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31 | return E_PAR; |
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32 | |
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33 | _Thread_Disable_dispatch(); |
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34 | |
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35 | /* |
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36 | * Yield of processor will rotate the queue for this processor. |
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37 | */ |
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38 | |
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39 | priority = _ITRON_Task_Core_to_Priority(_Thread_Executing->current_priority); |
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40 | if ( priority == tskpri ) |
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41 | _Thread_Yield_processor(); |
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42 | else { |
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43 | _Thread_Rotate_Ready_Queue( _ITRON_Task_Core_to_Priority( tskpri ) ); |
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44 | } |
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45 | _Thread_Enable_dispatch(); |
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46 | |
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47 | return E_OK; |
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48 | } |
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49 | |
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50 | |
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