source: rtems/testsuites/tmtests/tm12/task1.c @ 5c491aef

4.104.114.84.95
Last change on this file since 5c491aef was 5c491aef, checked in by Joel Sherrill <joel.sherrill@…>, on 12/20/95 at 15:39:19

changes remerged after lost in disk crash -- recovered from snapshot, partially recovered working tree, etc

  • Property mode set to 100644
File size: 3.1 KB
Line 
1/*
2 *
3 *  COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
4 *  On-Line Applications Research Corporation (OAR).
5 *  All rights assigned to U.S. Government, 1994.
6 *
7 *  This material may be reproduced by or for the U.S. Government pursuant
8 *  to the copyright license under the clause at DFARS 252.227-7013.  This
9 *  notice must appear in all copies of this file and its derivatives.
10 *
11 *  $Id$
12 */
13
14#define TEST_INIT
15#include "system.h"
16
17rtems_id Queue_id;
18
19long Buffer[4];
20
21rtems_task test_init(
22  rtems_task_argument argument
23);
24
25rtems_task High_task(
26  rtems_task_argument argument
27);
28
29rtems_task Low_tasks(
30  rtems_task_argument argument
31);
32
33
34rtems_task Init(
35  rtems_task_argument argument
36)
37{
38  rtems_id          task_id;
39  rtems_status_code status;
40
41  Print_Warning();
42
43  puts( "\n\n*** TIME TEST 12 ***" );
44
45  status = rtems_task_create(
46    1,
47    251,
48    RTEMS_MINIMUM_STACK_SIZE,
49    RTEMS_DEFAULT_MODES,
50    RTEMS_DEFAULT_ATTRIBUTES,
51    &task_id
52  );
53  directive_failed( status, "rtems_task_create" );
54
55  status = rtems_task_start( task_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  rtems_unsigned32     index;
67  rtems_task_entry     task_entry;
68  rtems_task_priority  priority;
69  rtems_id             task_id;
70  rtems_status_code    status;
71
72
73  status = rtems_message_queue_create(
74    rtems_build_name( 'M', 'Q', '1', ' ' ),
75    OPERATION_COUNT,
76    16,
77    RTEMS_DEFAULT_ATTRIBUTES,
78    &Queue_id
79  );
80  directive_failed( status, "rtems_message_queue_create" );
81
82  priority = 250;
83
84  for( index = 0; index <= OPERATION_COUNT ; index++ ) {
85    status = rtems_task_create(
86      rtems_build_name( 'T', 'I', 'M', 'E' ),
87      priority,
88      RTEMS_MINIMUM_STACK_SIZE,
89      RTEMS_DEFAULT_MODES,
90      RTEMS_DEFAULT_ATTRIBUTES,
91      &task_id
92    );
93    directive_failed( status, "rtems_task_create LOOP" );
94
95    priority--;
96
97    if ( index==OPERATION_COUNT ) task_entry = High_task;
98    else                          task_entry = Low_tasks;
99
100    status = rtems_task_start( task_id, task_entry, 0 );
101    directive_failed( status, "rtems_task_start LOOP" );
102  }
103}
104
105rtems_task High_task(
106  rtems_task_argument argument
107)
108{
109  rtems_unsigned32  index;
110
111  Timer_initialize();
112    for ( index=1 ; index <= OPERATION_COUNT ; index++ )
113      (void) Empty_function();
114  overhead = Read_timer();
115
116  Timer_initialize();
117    for ( index=1 ; index <= OPERATION_COUNT ; index++ )
118      (void) rtems_message_queue_send( Queue_id, (long (*)[4]) Buffer, 16 );
119  end_time = Read_timer();
120
121  put_time(
122    "rtems_message_queue_send: task readied -- returns to caller",
123    end_time,
124    OPERATION_COUNT,
125    overhead,
126    CALLING_OVERHEAD_MESSAGE_QUEUE_SEND
127  );
128
129  puts( "*** END OF TEST 12 ***" );
130  exit( 0 );
131}
132
133rtems_task Low_tasks(
134  rtems_task_argument argument
135)
136{
137  rtems_unsigned32 size;
138
139  (void) rtems_message_queue_receive(
140           Queue_id,
141           (long (*)[4]) Buffer,
142           &size,
143           RTEMS_DEFAULT_OPTIONS,
144           RTEMS_NO_TIMEOUT
145         );
146}
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