1 | -- |
---|
2 | -- TMTEST / BODY |
---|
3 | -- |
---|
4 | -- DESCRIPTION: |
---|
5 | -- |
---|
6 | -- This package is the implementation of Timer Check Test 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 | |
---|
24 | with TIMER_DRIVER; |
---|
25 | with INTERFACES; use INTERFACES; |
---|
26 | with RTEMS; |
---|
27 | with TEST_SUPPORT; |
---|
28 | with TEXT_IO; |
---|
29 | with TIME_TEST_SUPPORT; |
---|
30 | with UNSIGNED32_IO; |
---|
31 | |
---|
32 | package body TMTEST is |
---|
33 | |
---|
34 | --PAGE |
---|
35 | -- |
---|
36 | -- INIT |
---|
37 | -- |
---|
38 | |
---|
39 | procedure INIT ( |
---|
40 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
---|
41 | ) is |
---|
42 | STATUS : RTEMS.STATUS_CODES; |
---|
43 | begin |
---|
44 | |
---|
45 | TEXT_IO.NEW_LINE( 2 ); |
---|
46 | TEXT_IO.PUT_LINE( "*** TIME TEST CHECK ***" ); |
---|
47 | |
---|
48 | TIMER_DRIVER.SET_FIND_AVERAGE_OVERHEAD( TRUE ); |
---|
49 | |
---|
50 | TMTEST.TASK_NAME( 1 ) := RTEMS.BUILD_NAME( 'T', 'A', '1', ' ' ); |
---|
51 | |
---|
52 | RTEMS.TASK_CREATE( |
---|
53 | TMTEST.TASK_NAME( 1 ), |
---|
54 | 1, |
---|
55 | 2048, |
---|
56 | RTEMS.DEFAULT_MODES, |
---|
57 | RTEMS.DEFAULT_ATTRIBUTES, |
---|
58 | TMTEST.TASK_ID( 1 ), |
---|
59 | STATUS |
---|
60 | ); |
---|
61 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE OF TA1" ); |
---|
62 | |
---|
63 | RTEMS.TASK_START( |
---|
64 | TMTEST.TASK_ID( 1 ), |
---|
65 | TMTEST.TASK_1'ACCESS, |
---|
66 | 0, |
---|
67 | STATUS |
---|
68 | ); |
---|
69 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START OF TA1" ); |
---|
70 | |
---|
71 | RTEMS.TASK_DELETE( RTEMS.SELF, STATUS ); |
---|
72 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" ); |
---|
73 | |
---|
74 | end INIT; |
---|
75 | |
---|
76 | --PAGE |
---|
77 | -- |
---|
78 | -- TASK_1 |
---|
79 | -- |
---|
80 | |
---|
81 | procedure TASK_1 ( |
---|
82 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
---|
83 | ) is |
---|
84 | INDEX : RTEMS.UNSIGNED32; |
---|
85 | begin |
---|
86 | |
---|
87 | TMTEST.CHECK_READ_TIMER; |
---|
88 | |
---|
89 | TEST_SUPPORT.PAUSE; |
---|
90 | |
---|
91 | TIMER_DRIVER.INITIALIZE; |
---|
92 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
---|
93 | TIME_TEST_SUPPORT.PUT_TIME( |
---|
94 | "NULL timer stopped at", |
---|
95 | TMTEST.END_TIME, |
---|
96 | 1, |
---|
97 | 0, |
---|
98 | 0 |
---|
99 | ); |
---|
100 | |
---|
101 | TIMER_DRIVER.INITIALIZE; |
---|
102 | for INDEX in 0 .. 1000 |
---|
103 | loop |
---|
104 | TIMER_DRIVER.EMPTY_FUNCTION; |
---|
105 | end loop; |
---|
106 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
---|
107 | TIME_TEST_SUPPORT.PUT_TIME( |
---|
108 | "LOOP (1000) timer stopped at", |
---|
109 | TMTEST.END_TIME, |
---|
110 | 1, |
---|
111 | 0, |
---|
112 | 0 |
---|
113 | ); |
---|
114 | |
---|
115 | TIMER_DRIVER.INITIALIZE; |
---|
116 | for INDEX in 0 .. 10000 |
---|
117 | loop |
---|
118 | TIMER_DRIVER.EMPTY_FUNCTION; |
---|
119 | end loop; |
---|
120 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
---|
121 | TIME_TEST_SUPPORT.PUT_TIME( |
---|
122 | "LOOP (10000) timer stopped at", |
---|
123 | TMTEST.END_TIME, |
---|
124 | 1, |
---|
125 | 0, |
---|
126 | 0 |
---|
127 | ); |
---|
128 | |
---|
129 | TIMER_DRIVER.INITIALIZE; |
---|
130 | for INDEX in 0 .. 50000 |
---|
131 | loop |
---|
132 | TIMER_DRIVER.EMPTY_FUNCTION; |
---|
133 | end loop; |
---|
134 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
---|
135 | TIME_TEST_SUPPORT.PUT_TIME( |
---|
136 | "LOOP (50000) timer stopped at", |
---|
137 | TMTEST.END_TIME, |
---|
138 | 1, |
---|
139 | 0, |
---|
140 | 0 |
---|
141 | ); |
---|
142 | |
---|
143 | TIMER_DRIVER.INITIALIZE; |
---|
144 | for INDEX in 0 .. 100000 |
---|
145 | loop |
---|
146 | TIMER_DRIVER.EMPTY_FUNCTION; |
---|
147 | end loop; |
---|
148 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
---|
149 | TIME_TEST_SUPPORT.PUT_TIME( |
---|
150 | "LOOP (100000) timer stopped at", |
---|
151 | TMTEST.END_TIME, |
---|
152 | 1, |
---|
153 | 0, |
---|
154 | 0 |
---|
155 | ); |
---|
156 | |
---|
157 | RTEMS.SHUTDOWN_EXECUTIVE( 0 ); |
---|
158 | |
---|
159 | end TASK_1; |
---|
160 | |
---|
161 | --PAGE |
---|
162 | -- |
---|
163 | -- CHECK_READ_TIMER |
---|
164 | -- |
---|
165 | |
---|
166 | procedure CHECK_READ_TIMER |
---|
167 | is |
---|
168 | INDEX : RTEMS.UNSIGNED32; |
---|
169 | TIME : RTEMS.UNSIGNED32; |
---|
170 | begin |
---|
171 | |
---|
172 | for INDEX in TMTEST.DISTRIBUTION'FIRST .. TMTEST.DISTRIBUTION'LAST |
---|
173 | loop |
---|
174 | TMTEST.DISTRIBUTION( INDEX ) := 0; |
---|
175 | end loop; |
---|
176 | |
---|
177 | for INDEX in 1 .. TMTEST.OPERATION_COUNT |
---|
178 | loop |
---|
179 | |
---|
180 | loop |
---|
181 | TIMER_DRIVER.INITIALIZE; |
---|
182 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
---|
183 | |
---|
184 | exit when |
---|
185 | TMTEST.END_TIME <= RTEMS.UNSIGNED32( TMTEST.DISTRIBUTION'LAST ); |
---|
186 | |
---|
187 | TEXT_IO.PUT( "TOO LONG (" ); |
---|
188 | UNSIGNED32_IO.PUT( TMTEST.END_TIME ); |
---|
189 | TEXT_IO.PUT_LINE( ")!!!" ); |
---|
190 | end loop; |
---|
191 | |
---|
192 | TMTEST.DISTRIBUTION( TMTEST.END_TIME ) := |
---|
193 | TMTEST.DISTRIBUTION( TMTEST.END_TIME ) + 1; |
---|
194 | |
---|
195 | end loop; |
---|
196 | |
---|
197 | TEXT_IO.PUT_LINE( |
---|
198 | "Units may not be in microseconds for this test!!!" |
---|
199 | ); |
---|
200 | |
---|
201 | TIME := 0; |
---|
202 | |
---|
203 | for INDEX in TMTEST.DISTRIBUTION'FIRST .. TMTEST.DISTRIBUTION'LAST |
---|
204 | loop |
---|
205 | if TMTEST.DISTRIBUTION( INDEX ) /= 0 then |
---|
206 | TIME := TIME + (TMTEST.DISTRIBUTION( INDEX ) * INDEX); |
---|
207 | UNSIGNED32_IO.PUT( INDEX ); |
---|
208 | TEXT_IO.PUT( " " ); |
---|
209 | UNSIGNED32_IO.PUT( TMTEST.DISTRIBUTION( INDEX ) ); |
---|
210 | TEXT_IO.NEW_LINE; |
---|
211 | end if; |
---|
212 | end loop; |
---|
213 | |
---|
214 | TEXT_IO.PUT( "Total time = " ); |
---|
215 | UNSIGNED32_IO.PUT( TIME ); |
---|
216 | TEXT_IO.NEW_LINE; |
---|
217 | |
---|
218 | end CHECK_READ_TIMER; |
---|
219 | |
---|
220 | end TMTEST; |
---|