source: rtems/c/src/tests/sptests/sp12/pritask.c @ d2b93bfd

4.104.114.84.95
Last change on this file since d2b93bfd was d2b93bfd, checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:53:48

2003-09-04 Joel Sherrill <joel@…>

  • sp01/init.c, sp01/sp01.doc, sp01/system.h, sp01/task1.c, sp02/init.c, sp02/preempt.c, sp02/sp02.doc, sp02/system.h, sp02/task1.c, sp02/task2.c, sp02/task3.c, sp03/init.c, sp03/sp03.doc, sp03/system.h, sp03/task1.c, sp03/task2.c, sp04/init.c, sp04/sp04.doc, sp04/system.h, sp04/task1.c, sp04/task2.c, sp04/task3.c, sp04/tswitch.c, sp05/init.c, sp05/sp05.doc, sp05/system.h, sp05/task1.c, sp05/task2.c, sp05/task3.c, sp06/init.c, sp06/sp06.doc, sp06/system.h, sp06/task1.c, sp06/task2.c, sp06/task3.c, sp07/init.c, sp07/sp07.doc, sp07/system.h, sp07/task1.c, sp07/task2.c, sp07/task3.c, sp07/task4.c, sp07/taskexit.c, sp07/tcreate.c, sp07/tdelete.c, sp07/trestart.c, sp07/tstart.c, sp08/init.c, sp08/sp08.doc, sp08/system.h, sp08/task1.c, sp09/delay.c, sp09/init.c, sp09/isr.c, sp09/screen01.c, sp09/screen02.c, sp09/screen03.c, sp09/screen04.c, sp09/screen05.c, sp09/screen06.c, sp09/screen07.c, sp09/screen08.c, sp09/screen09.c, sp09/screen10.c, sp09/screen11.c, sp09/screen12.c, sp09/screen13.c, sp09/screen14.c, sp09/sp09.doc, sp09/system.h, sp09/task1.c, sp09/task2.c, sp09/task3.c, sp09/task4.c, sp11/init.c, sp11/sp11.doc, sp11/system.h, sp11/task1.c, sp11/task2.c, sp11/timer.c, sp12/init.c, sp12/pridrv.c, sp12/pritask.c, sp12/sp12.doc, sp12/system.h, sp12/task1.c, sp12/task2.c, sp12/task3.c, sp12/task4.c, sp12/task5.c, sp13/fillbuff.c, sp13/init.c, sp13/putbuff.c, sp13/sp13.doc, sp13/system.h, sp13/task1.c, sp13/task2.c, sp13/task3.c, sp14/asr.c, sp14/init.c, sp14/sp14.doc, sp14/system.h, sp14/task1.c, sp14/task2.c, sp15/init.c, sp15/sp15.doc, sp15/system.h, sp15/task1.c, sp16/init.c, sp16/sp16.doc, sp16/system.h, sp16/task1.c, sp16/task2.c, sp16/task3.c, sp16/task4.c, sp16/task5.c, sp17/asr.c, sp17/init.c, sp17/sp17.doc, sp17/system.h, sp17/task1.c, sp17/task2.c, sp19/first.c, sp19/fptask.c, sp19/fptest.h, sp19/init.c, sp19/inttest.h, sp19/sp19.doc, sp19/system.h, sp19/task1.c, sp20/getall.c, sp20/init.c, sp20/sp20.doc, sp20/system.h, sp20/task1.c, sp21/init.c, sp21/sp21.doc, sp21/system.h, sp21/task1.c, sp22/delay.c, sp22/init.c, sp22/prtime.c, sp22/sp22.doc, sp22/system.h, sp22/task1.c, sp23/init.c, sp23/sp23.doc, sp23/system.h, sp23/task1.c, sp24/init.c, sp24/resume.c, sp24/sp24.doc, sp24/system.h, sp24/task1.c, sp25/init.c, sp25/sp25.doc, sp25/system.h, sp25/task1.c, sp26/init.c, sp26/sp26.doc, sp26/system.h, sp26/task1.c, sp30/init.c, sp30/resume.c, sp30/sp30.doc, sp30/system.h, sp30/task1.c, sp31/delay.c, sp31/init.c, sp31/prtime.c, sp31/sp31.doc, sp31/system.h, sp31/task1.c, sp32/init.c, spfatal/fatal.c, spfatal/init.c, spfatal/puterr.c, spfatal/spfatal.doc, spfatal/system.h, spfatal/task1.c, spsize/getint.c, spsize/init.c, spsize/size.c, spsize/system.h: URL for license changed.
  • Property mode set to 100644
File size: 2.5 KB
Line 
1/*  Priority_task
2 *
3 *  This routine serves as a test task.  It verifies the semaphore manager.
4 *
5 *  Input parameters:
6 *    its_index - priority index
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.com/license/LICENSE.
16 *
17 *  $Id$
18 */
19
20#include "system.h"
21
22rtems_task Priority_task(
23  rtems_task_argument its_index
24)
25{
26  rtems_interval      timeout;
27  rtems_task_priority its_priority;
28  rtems_task_priority current_priority;
29  rtems_status_code   status;
30  rtems_unsigned32    index;
31
32  its_priority = Task_priority[ its_index ];
33
34  if ( its_priority < 3 )
35    timeout = 5 * TICKS_PER_SECOND;
36  else
37    timeout = RTEMS_NO_TIMEOUT;
38
39  put_name( Priority_task_name[ its_index ], FALSE );
40  puts( " - rtems_semaphore_obtain - wait forever on SM2" );
41
42  status = rtems_semaphore_obtain(
43    Semaphore_id[ 2 ],
44    RTEMS_DEFAULT_OPTIONS,
45    timeout
46  );
47  directive_failed( status, "rtems_semaphore_obtain of SM2" );
48
49  if ( its_priority < 64 ) {
50    printf( "PRI%d - WHY AM I HERE? (pri=%d)", its_index, its_priority );
51    rtems_test_exit( 0 );
52  }
53
54  if ( its_index == 5 )
55    puts( "PRI5 - rtems_task_suspend - until all priority tasks blocked" );
56  status = rtems_task_suspend( RTEMS_SELF );
57  directive_failed( status, "rtems_task_suspend" );
58
59  puts( "PRI5 - rtems_task_delete - all tasks waiting on SM2" );
60  for ( index = 1 ; index < 5 ; index++ ) {
61    status = rtems_task_delete( Priority_task_id[ index ] );
62    directive_failed( status, "rtems_task_delete loop" );
63  }
64
65  puts( "PRI5 - rtems_semaphore_obtain - nested" );
66  status = rtems_semaphore_obtain(
67    Semaphore_id[ 2 ],
68    RTEMS_DEFAULT_OPTIONS,
69    timeout
70  );
71  directive_failed( status, "rtems_semaphore_obtain nested" );
72
73  puts( "PRI5 - rtems_semaphore_release - nested" );
74  status = rtems_semaphore_release( Semaphore_id[ 2 ] );
75  directive_failed( status, "rtems_semaphore_release nested " );
76
77  puts( "PRI5 - rtems_semaphore_release - restore priority" );
78  status = rtems_semaphore_release( Semaphore_id[ 2 ] );
79  directive_failed( status, "rtems_semaphore_release" );
80
81  status = rtems_task_set_priority(
82    RTEMS_SELF,
83    RTEMS_CURRENT_PRIORITY,
84    &current_priority
85  );
86  directive_failed( status, "PRI5 rtems_task_set_priority CURRENT" );
87  printf( "PRI5 - priority of PRI5 is %d\n", current_priority );
88
89  (void) rtems_task_suspend( RTEMS_SELF );
90}
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