1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
--
-- TMTEST / BODY
--
-- DESCRIPTION:
--
-- This package is the implementation of Test 3 of the RTEMS
-- Timing Test Suite.
--
-- DEPENDENCIES:
--
--
--
-- COPYRIGHT (c) 1989-2011.
-- On-Line Applications Research Corporation (OAR).
--
-- The license and distribution terms for this file may in
-- the file LICENSE in this distribution or at
-- http://www.rtems.com/license/LICENSE.
--
-- $Id$
--
with INTERFACES; use INTERFACES;
with RTEMS_CALLING_OVERHEAD;
with TEST_SUPPORT;
with TEXT_IO;
with TIME_TEST_SUPPORT;
with TIMER_DRIVER;
with RTEMS.SEMAPHORE;
package body TMTEST is
--
-- INIT
--
procedure INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
TASK_ID : RTEMS.ID;
STATUS : RTEMS.STATUS_CODES;
begin
TEXT_IO.NEW_LINE( 2 );
TEXT_IO.PUT_LINE( "*** TIME TEST 3 ***" );
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'T', 'A', '1', ' ' ),
252,
2048,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
TASK_ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF TEST_INIT" );
RTEMS.TASKS.START( TASK_ID, TMTEST.TEST_INIT'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF TEST_INIT" );
RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
end INIT;
--
-- TEST_INIT
--
procedure TEST_INIT (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
PRIORITY : RTEMS.TASKS.PRIORITY;
TASK_ID : RTEMS.ID;
STATUS : RTEMS.STATUS_CODES;
begin
PRIORITY := 250;
RTEMS.SEMAPHORE.CREATE(
RTEMS.BUILD_NAME( 'S', 'M', '1', ' ' ),
0,
RTEMS.DEFAULT_ATTRIBUTES,
RTEMS.TASKS.NO_PRIORITY,
TMTEST.SEMAPHORE_ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_CREATE OF SM1" );
for INDEX in 2 .. TIME_TEST_SUPPORT.OPERATION_COUNT
loop
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'M', 'I', 'D', ' ' ),
PRIORITY,
1024,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
TASK_ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE MIDDLE" );
PRIORITY := PRIORITY - 1;
RTEMS.TASKS.START( TASK_ID, TMTEST.MIDDLE_TASKS'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START MIDDLE" );
end loop;
RTEMS.TASKS.CREATE(
RTEMS.BUILD_NAME( 'H', 'I', 'G', 'H' ),
PRIORITY,
1024,
RTEMS.DEFAULT_MODES,
RTEMS.DEFAULT_ATTRIBUTES,
TASK_ID,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF HIGH TASK" );
RTEMS.TASKS.START( TASK_ID, TMTEST.HIGH_TASK'ACCESS, 0, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF HIGH TASK" );
TIMER_DRIVER.INITIALIZE;
RTEMS.SEMAPHORE.RELEASE( TMTEST.SEMAPHORE_ID, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_RELEASE" );
end TEST_INIT;
--
-- MIDDLE_TASKS
--
procedure MIDDLE_TASKS (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
STATUS : RTEMS.STATUS_CODES;
begin
RTEMS.SEMAPHORE.OBTAIN(
TMTEST.SEMAPHORE_ID,
RTEMS.DEFAULT_OPTIONS,
RTEMS.NO_TIMEOUT,
STATUS
);
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_OBTAIN" );
RTEMS.SEMAPHORE.RELEASE( TMTEST.SEMAPHORE_ID, STATUS );
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "SEMAPHORE_RELEASE" );
end MIDDLE_TASKS;
--
-- HIGH_TASK
--
procedure HIGH_TASK (
ARGUMENT : in RTEMS.TASKS.ARGUMENT
) is
pragma Unreferenced(ARGUMENT);
STATUS : RTEMS.STATUS_CODES;
begin
RTEMS.SEMAPHORE.OBTAIN(
TMTEST.SEMAPHORE_ID,
RTEMS.DEFAULT_OPTIONS,
RTEMS.NO_TIMEOUT,
STATUS
);
TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "LAST CALL DID NOT WORK" );
TIME_TEST_SUPPORT.PUT_TIME(
"SEMAPHORE_RELEASE (preemptive)",
TMTEST.END_TIME,
TIME_TEST_SUPPORT.OPERATION_COUNT,
0,
RTEMS_CALLING_OVERHEAD.SEMAPHORE_RELEASE
);
TEXT_IO.PUT_LINE( "*** END OF TIME TEST 3 ***" );
RTEMS.SHUTDOWN_EXECUTIVE( 0 );
end HIGH_TASK;
end TMTEST;
|
