source: rtems/c/src/tests/tmtests/tm11/task1.c @ 95a81ab

4.104.114.84.95
Last change on this file since 95a81ab was 95a81ab, checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:53:55

2003-09-04 Joel Sherrill <joel@…>

  • include/timesys.h, tm01/system.h, tm01/task1.c, tm01/tm01.doc, tm02/system.h, tm02/task1.c, tm02/tm02.doc, tm03/system.h, tm03/task1.c, tm03/tm03.doc, tm04/system.h, tm04/task1.c, tm04/tm04.doc, tm05/system.h, tm05/task1.c, tm05/tm05.doc, tm06/system.h, tm06/task1.c, tm06/tm06.doc, tm07/system.h, tm07/task1.c, tm07/tm07.doc, tm08/system.h, tm08/task1.c, tm08/tm08.doc, tm09/system.h, tm09/task1.c, tm09/tm09.doc, tm10/system.h, tm10/task1.c, tm10/tm10.doc, tm11/system.h, tm11/task1.c, tm11/tm11.doc, tm12/system.h, tm12/task1.c, tm12/tm12.doc, tm13/system.h, tm13/task1.c, tm13/tm13.doc, tm14/system.h, tm14/task1.c, tm14/tm14.doc, tm15/system.h, tm15/task1.c, tm15/tm15.doc, tm16/system.h, tm16/task1.c, tm16/tm16.doc, tm17/system.h, tm17/task1.c, tm17/tm17.doc, tm18/system.h, tm18/task1.c, tm18/tm18.doc, tm19/system.h, tm19/task1.c, tm19/tm19.doc, tm20/system.h, tm20/task1.c, tm20/tm20.doc, tm21/system.h, tm21/task1.c, tm21/tm21.doc, tm22/system.h, tm22/task1.c, tm22/tm22.doc, tm23/system.h, tm23/task1.c, tm23/tm23.doc, tm24/system.h, tm24/task1.c, tm24/tm24.doc, tm25/system.h, tm25/task1.c, tm25/tm25.doc, tm26/fptest.h, tm26/system.h, tm26/task1.c, tm26/tm26.doc, tm27/system.h, tm27/task1.c, tm27/tm27.doc, tm28/system.h, tm28/task1.c, tm28/tm28.doc, tm29/system.h, tm29/task1.c, tm29/tm29.doc, tmck/system.h, tmck/task1.c, tmck/tmck.doc, tmoverhd/dumrtems.h, tmoverhd/empty.c, tmoverhd/system.h, tmoverhd/testtask.c, tmoverhd/tmoverhd.doc: URL for license changed.
  • Property mode set to 100644
File size: 3.2 KB
Line 
1/*
2 *
3 *  COPYRIGHT (c) 1989-1999.
4 *  On-Line Applications Research Corporation (OAR).
5 *
6 *  The license and distribution terms for this file may be
7 *  found in the file LICENSE in this distribution or at
8 *  http://www.rtems.com/license/LICENSE.
9 *
10 *  $Id$
11 */
12
13#define TEST_INIT
14#include "system.h"
15
16rtems_id Queue_id;
17
18long Buffer[4];
19
20rtems_task test_init(
21  rtems_task_argument argument
22);
23
24rtems_task Middle_tasks(
25  rtems_task_argument argument
26);
27
28rtems_task High_task(
29  rtems_task_argument argument
30);
31
32
33void Init(
34  rtems_task_argument argument
35)
36{
37  rtems_status_code status;
38  rtems_id id;
39
40  Print_Warning();
41
42  puts( "\n\n*** TIME TEST 11 ***" );
43
44  status = rtems_task_create(
45    1,
46    251,
47    RTEMS_MINIMUM_STACK_SIZE,
48    RTEMS_DEFAULT_MODES,
49    RTEMS_DEFAULT_ATTRIBUTES,
50    &id
51  );
52  directive_failed( status, "rtems_task_create" );
53
54  status = rtems_task_start( id, test_init, 0 );
55  directive_failed( status, "rtems_task_start" );
56
57  status = rtems_task_delete( RTEMS_SELF );
58  directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
59}
60
61#define MESSAGE_SIZE (sizeof(long) * 4)
62
63rtems_task test_init(
64  rtems_task_argument argument
65)
66{
67  rtems_unsigned32    index;
68  rtems_task_entry    task_entry;
69  rtems_task_priority priority;
70  rtems_id            task_id;
71  rtems_status_code   status;
72
73/*  As each task is started, it preempts this task and
74 *  performs a blocking rtems_message_queue_receive.  Upon completion of
75 *  this loop all created tasks are blocked.
76 */
77
78  status = rtems_message_queue_create(
79    rtems_build_name( 'M', 'Q', '1', ' '  ),
80    OPERATION_COUNT,
81    MESSAGE_SIZE,
82    RTEMS_DEFAULT_ATTRIBUTES,
83    &Queue_id
84  );
85  directive_failed( status, "rtems_message_queue_create" );
86
87  priority = 250;
88
89  for( index = 0; index < OPERATION_COUNT ; index++ ) {
90    status = rtems_task_create(
91      rtems_build_name( 'T', 'I', 'M', 'E'  ),
92      priority,
93      RTEMS_MINIMUM_STACK_SIZE,
94      RTEMS_DEFAULT_MODES,
95      RTEMS_DEFAULT_ATTRIBUTES,
96      &task_id
97    );
98    directive_failed( status, "rtems_task_create LOOP" );
99
100    priority--;
101
102    if ( index==OPERATION_COUNT-1 ) task_entry = High_task;
103    else                            task_entry = Middle_tasks;
104
105    status = rtems_task_start( task_id, task_entry, 0 );
106    directive_failed( status, "rtems_task_start LOOP" );
107  }
108
109  Timer_initialize();
110    (void) rtems_message_queue_send( Queue_id, Buffer, MESSAGE_SIZE );
111}
112
113rtems_task Middle_tasks(
114  rtems_task_argument argument
115)
116{
117  rtems_unsigned32 size;
118
119  (void) rtems_message_queue_receive(
120           Queue_id,
121           (long (*)[4]) Buffer,
122           &size,
123           RTEMS_DEFAULT_OPTIONS,
124           RTEMS_NO_TIMEOUT
125         );
126
127  (void) rtems_message_queue_send( Queue_id, (long (*)[4]) Buffer, size );
128}
129
130rtems_task High_task(
131  rtems_task_argument argument
132)
133{
134  rtems_unsigned32 size;
135 
136  (void) rtems_message_queue_receive(
137           Queue_id,
138           (long (*)[4]) Buffer,
139           &size,
140           RTEMS_DEFAULT_OPTIONS,
141           RTEMS_NO_TIMEOUT
142         );
143
144  end_time = Read_timer();
145
146  put_time(
147    "rtems_message_queue_send: task readied -- preempts caller",
148    end_time,
149    OPERATION_COUNT,
150    0,
151    CALLING_OVERHEAD_MESSAGE_QUEUE_SEND
152  );
153
154  puts( "*** END OF TEST 11 ***" );
155  rtems_test_exit( 0 );
156}
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