source: rtems/c/src/ada-tests/tmtests/tm17/tmtest.adb @ b4be04e

4.104.114.84.95
Last change on this file since b4be04e was bf9ae83, checked in by Joel Sherrill <joel.sherrill@…>, on 06/02/97 at 20:32:11

modified copyright notice to be the same as RTEMS 4.0.0.

changed the CVS ID string to be a "development" version.

  • Property mode set to 100644
File size: 3.4 KB
Line 
1--
2--  TMTEST / BODY
3--
4--  DESCRIPTION:
5--
6--  This package is the implementation of Test 17 of the RTEMS
7--  Timing Test Suite.
8--
9--  DEPENDENCIES:
10--
11-- 
12--
13--  COPYRIGHT (c) 1989-1997.
14--  On-Line Applications Research Corporation (OAR).
15--  Copyright assigned to U.S. Government, 1994.
16--
17--  The license and distribution terms for this file may in
18--  the file LICENSE in this distribution or at
19--  http://www.OARcorp.com/rtems/license.html.
20--
21--  $Id$
22--
23
24with INTERFACES; use INTERFACES;
25with RTEMS;
26with RTEMS_CALLING_OVERHEAD;
27with TEST_SUPPORT;
28with TEXT_IO;
29with TIME_TEST_SUPPORT;
30with UNSIGNED32_IO;
31
32package body TMTEST is
33
34--PAGE
35--
36--  INIT
37--
38
39   procedure INIT (
40      ARGUMENT : in     RTEMS.TASK_ARGUMENT
41   ) is
42      TASK_ENTRY : RTEMS.TASK_ENTRY_POINT;
43      INDEX      : RTEMS.UNSIGNED32;
44      STATUS     : RTEMS.STATUS_CODES;
45   begin
46
47      TEXT_IO.NEW_LINE( 2 );
48      TEXT_IO.PUT_LINE( "*** TIME TEST 17 ***" );
49
50      TMTEST.TASK_PRIORITY := 254;
51
52      for INDEX in 0 .. TIME_TEST_SUPPORT.OPERATION_COUNT
53      loop
54
55         RTEMS.TASK_CREATE(
56            RTEMS.BUILD_NAME( 'T', 'I', 'M', 'E' ),
57            TMTEST.TASK_PRIORITY,
58            1024,
59            RTEMS.DEFAULT_MODES,
60            RTEMS.DEFAULT_ATTRIBUTES,
61            TMTEST.TASK_ID( INDEX ),
62            STATUS
63         );
64         TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE LOOP" );
65
66         if INDEX = TIME_TEST_SUPPORT.OPERATION_COUNT then
67            TASK_ENTRY := TMTEST.LAST_TASK'ACCESS;
68         elsif INDEX = 0 then
69            TASK_ENTRY := TMTEST.FIRST_TASK'ACCESS;
70         else
71            TASK_ENTRY := TMTEST.MIDDLE_TASKS'ACCESS;
72         end if;
73
74         RTEMS.TASK_START( TMTEST.TASK_ID( INDEX ), TASK_ENTRY, 0, STATUS );
75         TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START LOOP" );
76
77      end loop;
78
79      TMTEST.TASK_COUNT := 1;
80
81      RTEMS.TASK_DELETE( RTEMS.SELF, STATUS );
82      TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
83
84   end INIT;
85
86--PAGE
87--
88--  FIRST_TASK
89--
90
91   procedure FIRST_TASK (
92      ARGUMENT : in     RTEMS.TASK_ARGUMENT
93   ) is
94      PREVIOUS_PRIORITY : RTEMS.TASK_PRIORITY;
95      STATUS            : RTEMS.STATUS_CODES;
96   begin
97
98      TIMER_DRIVER.INITIALIZE;
99
100      TMTEST.TASK_PRIORITY := TMTEST.TASK_PRIORITY - 1;
101      TMTEST.TASK_COUNT    := TMTEST.TASK_COUNT + 1;
102
103      RTEMS.TASK_SET_PRIORITY(
104         TMTEST.TASK_ID( TMTEST.TASK_COUNT ),
105         TMTEST.TASK_PRIORITY,
106         PREVIOUS_PRIORITY,
107         STATUS
108      );
109
110   end FIRST_TASK;
111
112--PAGE
113--
114--  MIDDLE_TASKS
115--
116
117   procedure MIDDLE_TASKS (
118      ARGUMENT : in     RTEMS.TASK_ARGUMENT
119   ) is
120      PREVIOUS_PRIORITY : RTEMS.TASK_PRIORITY;
121      STATUS            : RTEMS.STATUS_CODES;
122   begin
123
124      TMTEST.TASK_PRIORITY := TMTEST.TASK_PRIORITY - 1;
125      TMTEST.TASK_COUNT    := TMTEST.TASK_COUNT + 1;
126
127      RTEMS.TASK_SET_PRIORITY(
128         TMTEST.TASK_ID( TMTEST.TASK_COUNT ),
129         TMTEST.TASK_PRIORITY,
130         PREVIOUS_PRIORITY,
131         STATUS
132      );
133
134   end MIDDLE_TASKS;
135
136--PAGE
137--
138--  LAST_TASK
139--
140
141   procedure LAST_TASK (
142      ARGUMENT : in     RTEMS.TASK_ARGUMENT
143   ) is
144   begin
145
146      TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
147
148      TIME_TEST_SUPPORT.PUT_TIME(
149         "TASK_SET_PRIORITY (preemptive)",
150         TMTEST.END_TIME,
151         TIME_TEST_SUPPORT.OPERATION_COUNT,
152         0,
153         RTEMS_CALLING_OVERHEAD.TASK_SET_PRIORITY
154      );
155
156      RTEMS.SHUTDOWN_EXECUTIVE( 0 );
157
158   end LAST_TASK;
159
160end TMTEST;
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