source: rtems/testsuites/tmtests/tm13/task1.c @ 0720ff4

4.104.114.84.9
Last change on this file since 0720ff4 was 0720ff4, checked in by Ralf Corsepius <ralf.corsepius@…>, on Mar 28, 2004 at 7:20:11 AM

2004-03-28 Ralf Corsepius <ralf_corsepius@…>

  • include/timesys.h, tm01/task1.c, tm02/task1.c, tm03/task1.c, tm04/task1.c, tm05/task1.c, tm06/task1.c, tm07/task1.c, tm08/task1.c, tm09/task1.c, tm10/task1.c, tm11/task1.c, tm12/task1.c, tm13/task1.c, tm14/task1.c, tm15/task1.c, tm16/task1.c, tm17/task1.c, tm18/task1.c, tm20/task1.c, tm21/task1.c, tm22/task1.c, tm23/task1.c, tm24/task1.c, tm25/task1.c, tm26/task1.c, tm27/task1.c, tm28/task1.c, tm29/task1.c, tmck/task1.c, tmoverhd/testtask.c: Convert to using c99 fixed size types.
  • 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#define MESSAGE_SIZE (sizeof(long) * 4)
33
34void Init(
35  rtems_task_argument argument
36)
37{
38  rtems_status_code status;
39  rtems_id id;
40
41  Print_Warning();
42
43  puts( "\n\n*** TIME TEST 13 ***" );
44
45  status = rtems_task_create(
46    1,
47    251,
48    RTEMS_MINIMUM_STACK_SIZE,
49    RTEMS_DEFAULT_MODES,
50    RTEMS_DEFAULT_ATTRIBUTES,
51    &id
52  );
53  directive_failed( status, "rtems_task_create" );
54
55  status = rtems_task_start( id, test_init, 0 );
56  directive_failed( status, "rtems_task_start" );
57
58  status = rtems_task_delete( RTEMS_SELF );
59  directive_failed( status, "rtems_task_delete of RTEMS_SELF" );
60}
61
62rtems_task test_init(
63  rtems_task_argument argument
64)
65{
66  uint32_t      index;
67  rtems_task_entry    task_entry;
68  rtems_task_priority priority;
69  rtems_id            task_id;
70  rtems_status_code   status;
71
72/*  As each task is started, it preempts this task and
73 *  performs a blocking rtems_message_queue_receive.  Upon completion of
74 *  this loop all created tasks are blocked.
75 */
76
77  status = rtems_message_queue_create(
78    rtems_build_name( 'M', 'Q', '1', ' '  ),
79    OPERATION_COUNT,
80    MESSAGE_SIZE,
81    RTEMS_DEFAULT_ATTRIBUTES,
82    &Queue_id
83  );
84  directive_failed( status, "rtems_message_queue_create" );
85
86  priority = 250;
87
88  for( index = 0; index < OPERATION_COUNT ; index++ ) {
89    status = rtems_task_create(
90      rtems_build_name( 'T', 'I', 'M', 'E'  ),
91      priority,
92      RTEMS_MINIMUM_STACK_SIZE,
93      RTEMS_DEFAULT_MODES,
94      RTEMS_DEFAULT_ATTRIBUTES,
95      &task_id
96    );
97    directive_failed( status, "rtems_task_create LOOP" );
98
99    priority--;
100
101    if ( index==OPERATION_COUNT-1 ) task_entry = High_task;
102    else                            task_entry = Middle_tasks;
103
104    status = rtems_task_start( task_id, task_entry, 0 );
105    directive_failed( status, "rtems_task_start LOOP" );
106  }
107
108  Timer_initialize();
109    (void) rtems_message_queue_urgent( Queue_id, Buffer, MESSAGE_SIZE );
110}
111
112rtems_task Middle_tasks(
113  rtems_task_argument argument
114)
115{
116  uint32_t   size;
117
118  (void) rtems_message_queue_receive(
119           Queue_id,
120           (long (*)[4]) Buffer,
121           &size,
122           RTEMS_DEFAULT_OPTIONS,
123           RTEMS_NO_TIMEOUT
124         );
125
126  (void) rtems_message_queue_urgent( Queue_id, (long (*)[4]) Buffer, size );
127}
128
129rtems_task High_task(
130  rtems_task_argument argument
131)
132{
133  uint32_t   size;
134
135  (void) rtems_message_queue_receive(
136           Queue_id,
137           (long (*)[4]) Buffer,
138           &size,
139           RTEMS_DEFAULT_OPTIONS,
140           RTEMS_NO_TIMEOUT
141         );
142
143  end_time = Read_timer();
144
145  put_time(
146    "rtems_message_queue_urgent: task readied -- preempts caller",
147    end_time,
148    OPERATION_COUNT,
149    0,
150    CALLING_OVERHEAD_MESSAGE_QUEUE_URGENT
151  );
152
153  puts( "*** END OF TEST 13 ***" );
154  rtems_test_exit( 0 );
155}
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