source: rtems/cpukit/score/src/sched.c @ 2afb22b

5
Last change on this file since 2afb22b was 9fad437, checked in by Sebastian Huber <sebastian.huber@…>, on 01/13/17 at 10:33:28

configure: Remove HAVE_STRUCTTHREAD_QUEUE_QUEUE

  • Property mode set to 100644
File size: 1.3 KB
Line 
1/*
2 * Copyright (c) 2015 embedded brains GmbH.  All rights reserved.
3 *
4 *  embedded brains GmbH
5 *  Dornierstr. 4
6 *  82178 Puchheim
7 *  Germany
8 *  <rtems@embedded-brains.de>
9 *
10 * The license and distribution terms for this file may be
11 * found in the file LICENSE in this distribution or at
12 * http://www.rtems.org/license/LICENSE.
13 */
14
15#if HAVE_CONFIG_H
16  #include "config.h"
17#endif
18
19#include <sys/lock.h>
20
21#include <rtems/score/schedulerimpl.h>
22
23int _Sched_Count( void )
24{
25  return (int) _Scheduler_Count;
26}
27
28int _Sched_Index( void )
29{
30  Thread_Control *executing = _Thread_Get_executing();
31
32  return (int) _Scheduler_Get_index( _Thread_Scheduler_get_home( executing ) );
33}
34
35int _Sched_Name_to_index( const char *name, size_t len )
36{
37  uint32_t name_32 = 0;
38  size_t i = 0;
39
40  while ( i < 4 && i < len ) {
41    name_32 |= ( (uint32_t) ( (uint8_t) *name ) ) << ( ( 3 - i ) * 8 );
42    ++name;
43    ++i;
44  }
45
46  for ( i = 0 ; i < _Scheduler_Count ; ++i ) {
47    const Scheduler_Control *scheduler = &_Scheduler_Table[ i ];
48
49    if ( scheduler->name == name_32 ) {
50      return (int) i;
51    }
52  }
53
54  return -1;
55}
56
57int _Sched_Processor_count( int index )
58{
59  size_t i = (size_t) index;
60
61  if ( i < _Scheduler_Count ) {
62    return _Scheduler_Get_processor_count( &_Scheduler_Table[ i ] );
63  } else {
64    return 0;
65  }
66}
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