source: rtems/testsuites/mptests/mp14/smtask1.c

5
Last change on this file was a00dff42, checked in by Sebastian Huber <sebastian.huber@…>, on Dec 12, 2019 at 5:37:01 AM

rtems: Add and use rtems_object_get_local_node()

Update #3841.

  • Property mode set to 100644
File size: 1.7 KB
Line 
1/*  Sm_test_task
2 *
3 *  This task continuously obtains and releases a global semaphore.
4 *
5 *  Input parameters:
6 *    argument - task argument
7 *
8 *  Output parameters:  NONE
9 *
10 *  COPYRIGHT (c) 1989-1999.
11 *  On-Line Applications Research Corporation (OAR).
12 *
13 *  The license and distribution terms for this file may be
14 *  found in the file LICENSE in this distribution or at
15 *  http://www.rtems.org/license/LICENSE.
16 */
17
18#ifdef HAVE_CONFIG_H
19#include "config.h"
20#endif
21
22#include "system.h"
23
24rtems_task Semaphore_task(
25  rtems_task_argument argument
26)
27{
28  uint32_t    count;
29  rtems_status_code status;
30  uint32_t    yield_count;
31
32  puts( "Getting SMID of semaphore" );
33  while ( FOREVER ) {
34    status = rtems_semaphore_ident(
35      Semaphore_name[ 1 ],
36      RTEMS_SEARCH_ALL_NODES,
37      &Semaphore_id[ 1 ]
38    );
39    if ( status == RTEMS_SUCCESSFUL )
40      break;
41    puts( "rtems_semaphore_ident FAILED!!" );
42    rtems_task_wake_after(2);
43  }
44
45  yield_count = 100;
46
47  while ( Stop_Test == false ) {
48
49    for ( count=SEMAPHORE_DOT_COUNT ; Stop_Test == false && count ; count-- ) {
50      status = rtems_semaphore_obtain(
51        Semaphore_id[ 1 ],
52        RTEMS_DEFAULT_OPTIONS,
53        RTEMS_NO_TIMEOUT
54      );
55      directive_failed( status, "rtems_semaphore_obtain" );
56
57      status = rtems_semaphore_release( Semaphore_id[ 1 ] );
58      directive_failed( status, "rtems_semaphore_release" );
59
60      if ( Stop_Test == false )
61        if ( rtems_object_get_local_node() == 1 && --yield_count == 0 ) {
62          status = rtems_task_wake_after( RTEMS_YIELD_PROCESSOR );
63          directive_failed( status, "rtems_task_wake_after" );
64
65          yield_count = 100;
66        }
67    }
68    put_dot( 's' );
69  }
70
71  Exit_test();
72}
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