4.115
Last change
on this file since 990575c was
990575c,
checked in by Sebastian Huber <sebastian.huber@…>, on 10/30/12 at 15:18:36
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rtems: Reusable event implementation
Change event implementation to enable reuse for system events.
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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 | * Event Manager |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2007. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.rtems.com/license/LICENSE. |
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10 | */ |
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11 | |
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12 | #if HAVE_CONFIG_H |
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13 | #include "config.h" |
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14 | #endif |
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15 | |
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16 | #include <rtems/rtems/event.h> |
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17 | #include <rtems/rtems/tasks.h> |
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18 | |
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19 | rtems_status_code rtems_event_send( |
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20 | rtems_id id, |
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21 | rtems_event_set event_in |
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22 | ) |
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23 | { |
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24 | rtems_status_code sc; |
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25 | Thread_Control *thread; |
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26 | Objects_Locations location; |
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27 | RTEMS_API_Control *api; |
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28 | |
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29 | thread = _Thread_Get( id, &location ); |
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30 | switch ( location ) { |
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31 | case OBJECTS_LOCAL: |
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32 | api = thread->API_Extensions[ THREAD_API_RTEMS ]; |
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33 | _Event_Surrender( |
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34 | thread, |
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35 | event_in, |
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36 | &api->Event, |
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37 | &_Event_Sync_state, |
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38 | STATES_WAITING_FOR_EVENT |
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39 | ); |
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40 | _Thread_Enable_dispatch(); |
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41 | sc = RTEMS_SUCCESSFUL; |
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42 | break; |
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43 | #ifdef RTEMS_MULTIPROCESSING |
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44 | case OBJECTS_REMOTE: |
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45 | sc = _Event_MP_Send_request_packet( |
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46 | EVENT_MP_SEND_REQUEST, |
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47 | id, |
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48 | event_in |
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49 | ); |
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50 | break; |
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51 | #endif |
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52 | default: |
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53 | sc = RTEMS_INVALID_ID; |
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54 | break; |
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55 | } |
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56 | |
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57 | return sc; |
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58 | } |
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