source: rtems/c/src/ada-tests/tmtests/tm24/tmtest.adb @ fff840e

4.104.114.84.95
Last change on this file since fff840e 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: 3.8 KB
Line 
1--
2--  TMTEST / BODY
3--
4--  DESCRIPTION:
5--
6--  This package is the implementation of Test 24 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      ID         : RTEMS.ID;
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 24 ***" );
49
50      TIMER_DRIVER.INITIALIZE;
51         for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
52         loop
53            TIMER_DRIVER.EMPTY_FUNCTION;
54         end loop;
55      TMTEST.OVERHEAD := TIMER_DRIVER.READ_TIMER;
56
57      RTEMS.TASK_CREATE(
58         RTEMS.BUILD_NAME( 'H', 'I', 'G', 'H' ),
59         10,
60         1024,
61         RTEMS.DEFAULT_MODES,
62         RTEMS.DEFAULT_ATTRIBUTES,
63         ID,
64         STATUS
65      );
66      TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE HIGH" );
67
68      RTEMS.TASK_START( ID, TMTEST.HIGH_TASK'ACCESS, 0, STATUS );
69      TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START HIGH" );
70
71      for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
72      loop
73
74         RTEMS.TASK_CREATE(
75            RTEMS.BUILD_NAME( 'R', 'E', 'S', 'T' ),
76            128,
77            1024,
78            RTEMS.DEFAULT_MODES,
79            RTEMS.DEFAULT_ATTRIBUTES,
80            ID,
81            STATUS
82         );
83         TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE LOOP" );
84
85         RTEMS.TASK_START( ID, TMTEST.TASKS'ACCESS, 0, STATUS );
86         TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START LOOP" );
87
88      end loop;
89
90      RTEMS.TASK_DELETE( RTEMS.SELF, STATUS );
91      TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
92
93   end INIT;
94
95--PAGE
96--
97--  HIGH_TASK
98--
99
100   procedure HIGH_TASK (
101      ARGUMENT : in     RTEMS.TASK_ARGUMENT
102   ) is
103      INDEX    : RTEMS.UNSIGNED32;
104      STATUS   : RTEMS.STATUS_CODES;
105   begin
106
107      TIMER_DRIVER.INITIALIZE;
108         for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT
109         loop
110            RTEMS.TASK_WAKE_AFTER( RTEMS.YIELD_PROCESSOR, STATUS );
111         end loop;
112      TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
113
114      TIME_TEST_SUPPORT.PUT_TIME(
115         "TASK_WAKE_AFTER (no context switch)",
116         TMTEST.END_TIME,
117         TIME_TEST_SUPPORT.OPERATION_COUNT,
118         TMTEST.OVERHEAD,
119         RTEMS_CALLING_OVERHEAD.TASK_WAKE_AFTER
120      );
121
122      TMTEST.TASK_COUNT := 0;
123
124      RTEMS.TASK_DELETE( RTEMS.SELF, STATUS );
125      TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" );
126
127   end HIGH_TASK;
128
129--PAGE
130--
131--  TASKS
132--
133
134   procedure TASKS (
135      ARGUMENT : in     RTEMS.TASK_ARGUMENT
136   ) is
137      STATUS            : RTEMS.STATUS_CODES;
138   begin
139
140      TMTEST.TASK_COUNT := TMTEST.TASK_COUNT + 1;
141
142      if TMTEST.TASK_COUNT = 1 then
143         
144         TIMER_DRIVER.INITIALIZE;
145
146      elsif TMTEST.TASK_COUNT = TIME_TEST_SUPPORT.OPERATION_COUNT then
147         TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER;
148
149         TIME_TEST_SUPPORT.PUT_TIME(
150            "TASK_WAKE_AFTER (context switch)",
151            TMTEST.END_TIME,
152            TIME_TEST_SUPPORT.OPERATION_COUNT,
153            TMTEST.OVERHEAD,
154         RTEMS_CALLING_OVERHEAD.TASK_WAKE_AFTER
155         );
156
157         RTEMS.SHUTDOWN_EXECUTIVE( 0 );
158
159      end if;
160
161      RTEMS.TASK_WAKE_AFTER( RTEMS.YIELD_PROCESSOR, STATUS );
162
163   end TASKS;
164
165end TMTEST;
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