source: rtems/cpukit/score/src/coresem.c @ 570045ed

4.11
Last change on this file since 570045ed was 570045ed, checked in by Sebastian Huber <sebastian.huber@…>, on Jul 18, 2013 at 12:26:58 PM

score: Add const qualifier

  • Property mode set to 100644
File size: 1.1 KB
Line 
1/**
2 *  @file
3 *
4 *  @brief Core Semaphore Initialize
5 *  @ingroup ScoreSemaphore
6 */
7
8/*
9 *  COPYRIGHT (c) 1989-1999.
10 *  On-Line Applications Research Corporation (OAR).
11 *
12 *  The license and distribution terms for this file may be
13 *  found in the file LICENSE in this distribution or at
14 *  http://www.rtems.com/license/LICENSE.
15 */
16
17#if HAVE_CONFIG_H
18#include "config.h"
19#endif
20
21#include <rtems/system.h>
22#include <rtems/score/isr.h>
23#include <rtems/score/coresemimpl.h>
24#include <rtems/score/states.h>
25#include <rtems/score/thread.h>
26#include <rtems/score/threadq.h>
27
28void _CORE_semaphore_Initialize(
29  CORE_semaphore_Control          *the_semaphore,
30  const CORE_semaphore_Attributes *the_semaphore_attributes,
31  uint32_t                         initial_value
32)
33{
34
35  the_semaphore->Attributes = *the_semaphore_attributes;
36  the_semaphore->count      = initial_value;
37
38  _Thread_queue_Initialize(
39    &the_semaphore->Wait_queue,
40    _CORE_semaphore_Is_priority( the_semaphore_attributes ) ?
41              THREAD_QUEUE_DISCIPLINE_PRIORITY : THREAD_QUEUE_DISCIPLINE_FIFO,
42    STATES_WAITING_FOR_SEMAPHORE,
43    CORE_SEMAPHORE_TIMEOUT
44  );
45}
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