1 | /* |
---|
2 | * The license and distribution terms for this file may be |
---|
3 | * found in the file LICENSE in this distribution or at |
---|
4 | * http://www.rtems.com/license/LICENSE. |
---|
5 | * |
---|
6 | * $Id$ |
---|
7 | */ |
---|
8 | |
---|
9 | #define CONFIGURE_INIT |
---|
10 | #include <tmacros.h> |
---|
11 | |
---|
12 | rtems_task Init(rtems_task_argument argument); |
---|
13 | |
---|
14 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
---|
15 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
---|
16 | #define CONFIGURE_MAXIMUM_USER_EXTENSIONS 2 |
---|
17 | |
---|
18 | #define CONFIGURE_MAXIMUM_TASKS 4 |
---|
19 | #define CONFIGURE_MAXIMUM_TASK_VARIABLES (4) |
---|
20 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
---|
21 | #define CONFIGURE_MICROSECONDS_PER_TICK 10000 |
---|
22 | |
---|
23 | #define CONFIGURE_MICROSECONDS_INIT |
---|
24 | |
---|
25 | #include <rtems/confdefs.h> |
---|
26 | |
---|
27 | #include <bsp.h> |
---|
28 | #include <rtems/error.h> |
---|
29 | #include <stdio.h> |
---|
30 | |
---|
31 | volatile void *taskvar; |
---|
32 | volatile int nRunning; |
---|
33 | volatile int nDeleted; |
---|
34 | |
---|
35 | rtems_task |
---|
36 | subtask (rtems_task_argument arg) |
---|
37 | { |
---|
38 | uintptr_t localvar = arg; |
---|
39 | int i; |
---|
40 | rtems_status_code sc; |
---|
41 | |
---|
42 | nRunning++; |
---|
43 | while (nRunning != 3) |
---|
44 | rtems_task_wake_after (0); |
---|
45 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar, NULL); |
---|
46 | directive_failed( sc, "task variable add" ); |
---|
47 | |
---|
48 | taskvar = (void *)localvar; |
---|
49 | while (localvar < 1000) { |
---|
50 | localvar++; |
---|
51 | rtems_task_wake_after (0); |
---|
52 | taskvar = (void *)((uintptr_t)taskvar + 1); |
---|
53 | rtems_task_wake_after (0); |
---|
54 | if ((uintptr_t)taskvar != localvar) { |
---|
55 | printf ("Task:%d taskvar:%d localvar:%d\n", |
---|
56 | arg, (uintptr_t)taskvar, localvar); |
---|
57 | rtems_task_suspend (RTEMS_SELF); |
---|
58 | } |
---|
59 | } |
---|
60 | sc = rtems_task_variable_delete(RTEMS_SELF, (void **)&taskvar); |
---|
61 | nDeleted++; |
---|
62 | directive_failed( sc, "task variable delete" ); |
---|
63 | |
---|
64 | if ((uintptr_t)taskvar == localvar) { |
---|
65 | printf("Task:%d deleted taskvar:%d localvar:%d\n", |
---|
66 | arg, (uintptr_t)taskvar, localvar); |
---|
67 | nRunning--; |
---|
68 | rtems_task_suspend (RTEMS_SELF); |
---|
69 | } |
---|
70 | while (nDeleted != 3) |
---|
71 | rtems_task_wake_after (0); |
---|
72 | for (i = 0 ; i < 1000 ; i++) { |
---|
73 | taskvar = (void *)(localvar = 100 * arg); |
---|
74 | rtems_task_wake_after(0); |
---|
75 | if (nRunning <= 1) |
---|
76 | break; |
---|
77 | if ((uintptr_t)taskvar == localvar) { |
---|
78 | printf("Task:%d taskvar:%d localvar:%d\n", |
---|
79 | arg, (uintptr_t)taskvar, localvar); |
---|
80 | nRunning--; |
---|
81 | rtems_task_suspend(RTEMS_SELF); |
---|
82 | } |
---|
83 | } |
---|
84 | nRunning--; |
---|
85 | while (nRunning) |
---|
86 | rtems_task_wake_after(0); |
---|
87 | |
---|
88 | puts("*** END OF TEST 28 ***" ); |
---|
89 | rtems_test_exit(0); |
---|
90 | } |
---|
91 | |
---|
92 | void |
---|
93 | starttask (int arg) |
---|
94 | { |
---|
95 | rtems_id tid; |
---|
96 | rtems_status_code sc; |
---|
97 | |
---|
98 | sc = rtems_task_create(rtems_build_name ('S', 'R', 'V', arg + 'A'), |
---|
99 | RTEMS_MAXIMUM_PRIORITY - 1, |
---|
100 | RTEMS_MINIMUM_STACK_SIZE, |
---|
101 | RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0), |
---|
102 | RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL, |
---|
103 | &tid |
---|
104 | ); |
---|
105 | directive_failed( sc, "task create" ); |
---|
106 | |
---|
107 | sc = rtems_task_start(tid, subtask, arg); |
---|
108 | directive_failed( sc, "task start" ); |
---|
109 | } |
---|
110 | |
---|
111 | volatile void *taskvar1; |
---|
112 | volatile void *taskvar2; |
---|
113 | volatile void *taskvar3; |
---|
114 | |
---|
115 | void test_errors(void) |
---|
116 | { |
---|
117 | rtems_status_code sc; |
---|
118 | void *value; |
---|
119 | |
---|
120 | /* |
---|
121 | * task variable get error status codes |
---|
122 | */ |
---|
123 | puts( "task variable get - NULL pointer - RTEMS_INVALID_ADDRESS" ); |
---|
124 | sc = rtems_task_variable_get(RTEMS_SELF, NULL, &value ); |
---|
125 | fatal_directive_status( sc, RTEMS_INVALID_ADDRESS, "get NULL pointer" ); |
---|
126 | |
---|
127 | puts( "task variable get - bad result - RTEMS_INVALID_ADDRESS" ); |
---|
128 | sc = rtems_task_variable_get(RTEMS_SELF, (void **)&taskvar1, NULL); |
---|
129 | fatal_directive_status( sc, RTEMS_INVALID_ADDRESS, "get bad result" ); |
---|
130 | |
---|
131 | puts( "task variable get - bad pointer - RTEMS_INVALID_ADDRESS" ); |
---|
132 | sc = rtems_task_variable_get(RTEMS_SELF, (void **)&taskvar1, &value); |
---|
133 | fatal_directive_status( sc, RTEMS_INVALID_ADDRESS, "get bad pointer" ); |
---|
134 | |
---|
135 | /* |
---|
136 | * task variable delete error status codes |
---|
137 | */ |
---|
138 | puts( "task variable delete - NULL pointer - RTEMS_INVALID_ADDRESS" ); |
---|
139 | sc = rtems_task_variable_delete(RTEMS_SELF, NULL); |
---|
140 | fatal_directive_status( sc, RTEMS_INVALID_ADDRESS, "delete NULL pointer" ); |
---|
141 | |
---|
142 | puts( "task variable delete - bad pointer - RTEMS_INVALID_ADDRESS" ); |
---|
143 | sc = rtems_task_variable_delete(RTEMS_SELF, (void **)&taskvar1); |
---|
144 | fatal_directive_status( sc, RTEMS_INVALID_ADDRESS, "delete bad pointer" ); |
---|
145 | |
---|
146 | } |
---|
147 | |
---|
148 | volatile uint32_t test_dtor_ran; |
---|
149 | |
---|
150 | void test_dtor(void *pointer) |
---|
151 | { |
---|
152 | test_dtor_ran++; |
---|
153 | } |
---|
154 | |
---|
155 | |
---|
156 | void test_multiple_taskvars(void) |
---|
157 | { |
---|
158 | rtems_status_code sc; |
---|
159 | void *value; |
---|
160 | |
---|
161 | test_dtor_ran = 0; |
---|
162 | |
---|
163 | /* |
---|
164 | * Add multiple task variables and add each twice to |
---|
165 | * verify that behavior is OK |
---|
166 | */ |
---|
167 | puts( "Adding multiple task variables" ); |
---|
168 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar1, NULL); |
---|
169 | directive_failed( sc, "add multiple #1" ); |
---|
170 | |
---|
171 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar1, test_dtor); |
---|
172 | directive_failed( sc, "add multiple #2" ); |
---|
173 | |
---|
174 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar2, test_dtor); |
---|
175 | directive_failed( sc, "add multiple #3" ); |
---|
176 | |
---|
177 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar2, NULL); |
---|
178 | directive_failed( sc, "add multiple #4" ); |
---|
179 | |
---|
180 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar3, NULL); |
---|
181 | directive_failed( sc, "add multiple #5" ); |
---|
182 | |
---|
183 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar3, test_dtor); |
---|
184 | directive_failed( sc, "add multiple #6" ); |
---|
185 | |
---|
186 | /* |
---|
187 | * Obtain task variables in various spots on the chain |
---|
188 | */ |
---|
189 | puts( "Obtaining multiple task variables" ); |
---|
190 | sc = rtems_task_variable_get( RTEMS_SELF, (void **)&taskvar3, &value ); |
---|
191 | directive_failed( sc, "get multiple #1" ); |
---|
192 | sc = rtems_task_variable_get( RTEMS_SELF, (void **)&taskvar2, &value ); |
---|
193 | directive_failed( sc, "get multiple #2" ); |
---|
194 | sc = rtems_task_variable_get( RTEMS_SELF, (void **)&taskvar1, &value ); |
---|
195 | directive_failed( sc, "get multiple #2" ); |
---|
196 | |
---|
197 | /* |
---|
198 | * Delete task variables in various spots on the chain |
---|
199 | */ |
---|
200 | |
---|
201 | /* to trip the destructors */ |
---|
202 | taskvar1 = (void *)1; |
---|
203 | taskvar2 = (void *)2; |
---|
204 | taskvar3 = (void *)3; |
---|
205 | |
---|
206 | puts( "Deleting multiple task variables" ); |
---|
207 | sc = rtems_task_variable_delete(RTEMS_SELF, (void **)&taskvar2); |
---|
208 | directive_failed( sc, "delete multiple #1" ); |
---|
209 | sc = rtems_task_variable_delete(RTEMS_SELF, (void **)&taskvar3); |
---|
210 | directive_failed( sc, "delete multiple #2" ); |
---|
211 | sc = rtems_task_variable_delete(RTEMS_SELF, (void **)&taskvar1); |
---|
212 | directive_failed( sc, "delete multiple #3" ); |
---|
213 | |
---|
214 | if ( test_dtor_ran != 2 ) { |
---|
215 | printf( "Test dtor ran %d times not 2 times as expected\n", test_dtor_ran ); |
---|
216 | rtems_test_exit(0); |
---|
217 | } |
---|
218 | } |
---|
219 | |
---|
220 | #define MAX_VARS 4096 |
---|
221 | |
---|
222 | void *Pointers[MAX_VARS]; |
---|
223 | |
---|
224 | void test_out_of_memory(void) |
---|
225 | { |
---|
226 | int i; |
---|
227 | int max; |
---|
228 | rtems_status_code sc; |
---|
229 | int ran_out = 0; |
---|
230 | void **base; |
---|
231 | |
---|
232 | base = Pointers; |
---|
233 | |
---|
234 | for (i=0 ; i<MAX_VARS ; i++ ) { |
---|
235 | sc = rtems_task_variable_add(RTEMS_SELF, &base[i], NULL); |
---|
236 | if ( sc == RTEMS_NO_MEMORY ) { |
---|
237 | puts( "task_variable_add - returns NO_MEMORY" ); |
---|
238 | max = i; |
---|
239 | ran_out = 1; |
---|
240 | break; |
---|
241 | } |
---|
242 | directive_failed( sc, "add loop until out of memory" ); |
---|
243 | } |
---|
244 | |
---|
245 | if ( !ran_out ) { |
---|
246 | puts( "ERROR!!! did not run out of memory adding task variables!" ); |
---|
247 | rtems_test_exit(0); |
---|
248 | } |
---|
249 | |
---|
250 | for (i=0 ; i<max ; i++ ) { |
---|
251 | sc = rtems_task_variable_delete(RTEMS_SELF, &base[i]); |
---|
252 | directive_failed( sc, "delete loop until out of memory" ); |
---|
253 | } |
---|
254 | } |
---|
255 | |
---|
256 | rtems_id main_task; |
---|
257 | rtems_id other_task; |
---|
258 | |
---|
259 | rtems_task Other_Task(rtems_task_argument ignored) |
---|
260 | { |
---|
261 | rtems_status_code sc; |
---|
262 | |
---|
263 | puts( "Deleting task variables in another task" ); |
---|
264 | sc = rtems_task_variable_delete(main_task, (void **)&taskvar1); |
---|
265 | directive_failed( sc, "delete loop for other task" ); |
---|
266 | |
---|
267 | (void) rtems_task_delete( RTEMS_SELF ); |
---|
268 | } |
---|
269 | |
---|
270 | void test_delete_from_other_task(void) |
---|
271 | { |
---|
272 | rtems_status_code sc; |
---|
273 | |
---|
274 | test_dtor_ran = 0; |
---|
275 | |
---|
276 | sc = rtems_task_ident( RTEMS_SELF, 0, &main_task ); |
---|
277 | directive_failed( sc, "task ident" ); |
---|
278 | |
---|
279 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar1, test_dtor); |
---|
280 | directive_failed( sc, "add for other task case" ); |
---|
281 | |
---|
282 | sc = rtems_task_create(rtems_build_name ('O', 'T', 'H', 'R'), |
---|
283 | RTEMS_MAXIMUM_PRIORITY - 1, |
---|
284 | RTEMS_MINIMUM_STACK_SIZE, |
---|
285 | RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0), |
---|
286 | RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL, |
---|
287 | &other_task |
---|
288 | ); |
---|
289 | directive_failed( sc, "task create other" ); |
---|
290 | |
---|
291 | sc = rtems_task_start(other_task, Other_Task, 0); |
---|
292 | directive_failed( sc, "task start other" ); |
---|
293 | |
---|
294 | rtems_task_wake_after( 100 ); |
---|
295 | |
---|
296 | if ( test_dtor_ran != 1 ) { |
---|
297 | printf( "Test dtor ran %d times not 1 times as expected\n", test_dtor_ran ); |
---|
298 | rtems_test_exit(0); |
---|
299 | } |
---|
300 | } |
---|
301 | |
---|
302 | /* |
---|
303 | * Task which adds task variables just to delete them |
---|
304 | */ |
---|
305 | rtems_task Task_variable_deleter(rtems_task_argument ignored) |
---|
306 | { |
---|
307 | rtems_status_code sc; |
---|
308 | |
---|
309 | puts( "Adding multiple task variables to delete implicitly" ); |
---|
310 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar1, test_dtor); |
---|
311 | directive_failed( sc, "add multiple for delete #1" ); |
---|
312 | |
---|
313 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar2, NULL); |
---|
314 | directive_failed( sc, "add multiple for delete #2" ); |
---|
315 | |
---|
316 | sc = rtems_task_variable_add(RTEMS_SELF, (void **)&taskvar3, test_dtor); |
---|
317 | directive_failed( sc, "add multiple for delete #3" ); |
---|
318 | |
---|
319 | (void) rtems_task_delete( RTEMS_SELF ); |
---|
320 | } |
---|
321 | |
---|
322 | void test_delete_as_side_effect(void) |
---|
323 | { |
---|
324 | rtems_status_code sc; |
---|
325 | rtems_id deleter_task; |
---|
326 | |
---|
327 | test_dtor_ran = 0; |
---|
328 | |
---|
329 | sc = rtems_task_create(rtems_build_name ('O', 'T', 'H', 'R'), |
---|
330 | RTEMS_MAXIMUM_PRIORITY - 1, |
---|
331 | RTEMS_MINIMUM_STACK_SIZE, |
---|
332 | RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0), |
---|
333 | RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL, |
---|
334 | &deleter_task |
---|
335 | ); |
---|
336 | directive_failed( sc, "task create deleter" ); |
---|
337 | |
---|
338 | sc = rtems_task_start(deleter_task, Task_variable_deleter, 0); |
---|
339 | directive_failed( sc, "task start deleter" ); |
---|
340 | |
---|
341 | rtems_task_wake_after( 100 ); |
---|
342 | |
---|
343 | if ( test_dtor_ran != 2 ) { |
---|
344 | printf( "Test dtor ran %d times not 2 times as expected\n", test_dtor_ran ); |
---|
345 | rtems_test_exit(0); |
---|
346 | } |
---|
347 | } |
---|
348 | |
---|
349 | rtems_task Init (rtems_task_argument ignored) |
---|
350 | { |
---|
351 | puts("*** START OF TEST 28 ***" ); |
---|
352 | |
---|
353 | test_errors(); |
---|
354 | |
---|
355 | test_multiple_taskvars(); |
---|
356 | |
---|
357 | test_delete_as_side_effect(); |
---|
358 | |
---|
359 | test_delete_from_other_task(); |
---|
360 | |
---|
361 | starttask (1); |
---|
362 | starttask (2); |
---|
363 | starttask (3); |
---|
364 | |
---|
365 | test_out_of_memory(); |
---|
366 | |
---|
367 | rtems_task_suspend (RTEMS_SELF); |
---|
368 | } |
---|