2 FreeRTOS.org V5.3.0 - Copyright (C) 2003-2009 Richard Barry.
\r
4 This file is part of the FreeRTOS.org distribution.
\r
6 FreeRTOS.org is free software; you can redistribute it and/or modify it
\r
7 under the terms of the GNU General Public License (version 2) as published
\r
8 by the Free Software Foundation and modified by the FreeRTOS exception.
\r
9 **NOTE** The exception to the GPL is included to allow you to distribute a
\r
10 combined work that includes FreeRTOS.org without being obliged to provide
\r
11 the source code for any proprietary components. Alternative commercial
\r
12 license and support terms are also available upon request. See the
\r
13 licensing section of http://www.FreeRTOS.org for full details.
\r
15 FreeRTOS.org is distributed in the hope that it will be useful, but WITHOUT
\r
16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
\r
17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
\r
20 You should have received a copy of the GNU General Public License along
\r
21 with FreeRTOS.org; if not, write to the Free Software Foundation, Inc., 59
\r
22 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
\r
25 ***************************************************************************
\r
27 * Get the FreeRTOS eBook! See http://www.FreeRTOS.org/Documentation *
\r
29 * This is a concise, step by step, 'hands on' guide that describes both *
\r
30 * general multitasking concepts and FreeRTOS specifics. It presents and *
\r
31 * explains numerous examples that are written using the FreeRTOS API. *
\r
32 * Full source code for all the examples is provided in an accompanying *
\r
35 ***************************************************************************
\r
39 Please ensure to read the configuration and relevant port sections of the
\r
40 online documentation.
\r
42 http://www.FreeRTOS.org - Documentation, latest information, license and
\r
45 http://www.SafeRTOS.com - A version that is certified for use in safety
\r
48 http://www.OpenRTOS.com - Commercial support, development, porting,
\r
49 licensing and training services.
\r
52 /* Scheduler include files. */
\r
53 #include "FreeRTOS.h"
\r
56 /* Demo file headers. */
\r
57 #include "regtest.h"
\r
60 * Test tasks that sets registers to known values, then checks to ensure the
\r
61 * values remain as expected. Test 1 and test 2 use different values.
\r
63 static void prvRegisterCheck1( void *pvParameters );
\r
64 static void prvRegisterCheck2( void *pvParameters );
\r
66 /* Set to a non zero value should an error be found. */
\r
67 portBASE_TYPE xRegTestError = pdFALSE;
\r
69 /*-----------------------------------------------------------*/
\r
71 void vStartRegTestTasks( void )
\r
73 xTaskCreate( prvRegisterCheck1, ( signed portCHAR * ) "Reg1", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
\r
74 xTaskCreate( prvRegisterCheck2, ( signed portCHAR * ) "Reg2", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
\r
76 /*-----------------------------------------------------------*/
\r
78 portBASE_TYPE xAreRegTestTasksStillRunning( void )
\r
80 portBASE_TYPE xReturn;
\r
82 /* If a register was found to contain an unexpected value then the
\r
83 xRegTestError variable would have been set to a non zero value. */
\r
84 if( xRegTestError == pdFALSE )
\r
95 /*-----------------------------------------------------------*/
\r
97 static void prvRegisterCheck1( void *pvParameters )
\r
99 ( void ) pvParameters;
\r
103 asm( "LDI r31, 5" );
\r
104 asm( "MOV r0, r31" );
\r
105 asm( "LDI r31, 6" );
\r
106 asm( "MOV r1, r31" );
\r
107 asm( "LDI r31, 7" );
\r
108 asm( "MOV r2, r31" );
\r
109 asm( "LDI r31, 8" );
\r
110 asm( "MOV r3, r31" );
\r
111 asm( "LDI r31, 9" );
\r
112 asm( "MOV r4, r31" );
\r
113 asm( "LDI r31, 10" );
\r
114 asm( "MOV r5, r31" );
\r
115 asm( "LDI r31, 11" );
\r
116 asm( "MOV r6, r31" );
\r
117 asm( "LDI r31, 12" );
\r
118 asm( "MOV r7, r31" );
\r
119 asm( "LDI r31, 13" );
\r
120 asm( "MOV r8, r31" );
\r
121 asm( "LDI r31, 14" );
\r
122 asm( "MOV r9, r31" );
\r
123 asm( "LDI r31, 15" );
\r
124 asm( "MOV r10, r31" );
\r
125 asm( "LDI r31, 16" );
\r
126 asm( "MOV r11, r31" );
\r
127 asm( "LDI r31, 17" );
\r
128 asm( "MOV r12, r31" );
\r
129 asm( "LDI r31, 18" );
\r
130 asm( "MOV r13, r31" );
\r
131 asm( "LDI r31, 19" );
\r
132 asm( "MOV r14, r31" );
\r
133 asm( "LDI r31, 20" );
\r
134 asm( "MOV r15, r31" );
\r
135 asm( "LDI r16, 21" );
\r
136 asm( "LDI r17, 22" );
\r
137 asm( "LDI r18, 23" );
\r
138 asm( "LDI r19, 24" );
\r
139 asm( "LDI r20, 25" );
\r
140 asm( "LDI r21, 26" );
\r
141 asm( "LDI r22, 27" );
\r
142 asm( "LDI r23, 28" );
\r
143 asm( "LDI r24, 29" );
\r
144 asm( "LDI r25, 30" );
\r
145 asm( "LDI r26, 31" );
\r
146 asm( "LDI r27, 32" );
\r
147 asm( "LDI r30, 33" );
\r
149 asm( "LDI r31, 5" );
\r
150 asm( "CPSE r31, r0" );
\r
151 asm( "STS xRegTestError, r0" );
\r
152 asm( "LDI r31, 6" );
\r
153 asm( "CPSE r31, r1" );
\r
154 asm( "STS xRegTestError, r0" );
\r
155 asm( "LDI r31, 7" );
\r
156 asm( "CPSE r31, r2" );
\r
157 asm( "STS xRegTestError, r0" );
\r
158 asm( "LDI r31, 8" );
\r
159 asm( "CPSE r31, r3" );
\r
160 asm( "STS xRegTestError, r0" );
\r
161 asm( "LDI r31, 9" );
\r
162 asm( "CPSE r31, r4" );
\r
163 asm( "STS xRegTestError, r0" );
\r
164 asm( "LDI r31, 10" );
\r
165 asm( "CPSE r31, r5" );
\r
166 asm( "STS xRegTestError, r0" );
\r
167 asm( "LDI r31, 11" );
\r
168 asm( "CPSE r31, r6" );
\r
169 asm( "STS xRegTestError, r0" );
\r
170 asm( "LDI r31, 12" );
\r
171 asm( "CPSE r31, r7" );
\r
172 asm( "STS xRegTestError, r0" );
\r
173 asm( "LDI r31, 13" );
\r
174 asm( "CPSE r31, r8" );
\r
175 asm( "STS xRegTestError, r0" );
\r
176 asm( "LDI r31, 14" );
\r
177 asm( "CPSE r31, r9" );
\r
178 asm( "STS xRegTestError, r0" );
\r
179 asm( "LDI r31, 15" );
\r
180 asm( "CPSE r31, r10" );
\r
181 asm( "STS xRegTestError, r0" );
\r
182 asm( "LDI r31, 16" );
\r
183 asm( "CPSE r31, r11" );
\r
184 asm( "STS xRegTestError, r0" );
\r
185 asm( "LDI r31, 17" );
\r
186 asm( "CPSE r31, r12" );
\r
187 asm( "STS xRegTestError, r0" );
\r
188 asm( "LDI r31, 18" );
\r
189 asm( "CPSE r31, r13" );
\r
190 asm( "STS xRegTestError, r0" );
\r
191 asm( "LDI r31, 19" );
\r
192 asm( "CPSE r31, r14" );
\r
193 asm( "STS xRegTestError, r0" );
\r
194 asm( "LDI r31, 20" );
\r
195 asm( "CPSE r31, r15" );
\r
196 asm( "STS xRegTestError, r0" );
\r
197 asm( "LDI r31, 21" );
\r
198 asm( "CPSE r31, r16" );
\r
199 asm( "STS xRegTestError, r0" );
\r
200 asm( "LDI r31, 22" );
\r
201 asm( "CPSE r31, r17" );
\r
202 asm( "STS xRegTestError, r0" );
\r
203 asm( "LDI r31, 23" );
\r
204 asm( "CPSE r31, r18" );
\r
205 asm( "STS xRegTestError, r0" );
\r
206 asm( "LDI r31, 24" );
\r
207 asm( "CPSE r31, r19" );
\r
208 asm( "STS xRegTestError, r0" );
\r
209 asm( "LDI r31, 25" );
\r
210 asm( "CPSE r31, r20" );
\r
211 asm( "STS xRegTestError, r0" );
\r
212 asm( "LDI r31, 26" );
\r
213 asm( "CPSE r31, r21" );
\r
214 asm( "STS xRegTestError, r0" );
\r
215 asm( "LDI r31, 27" );
\r
216 asm( "CPSE r31, r22" );
\r
217 asm( "STS xRegTestError, r0" );
\r
218 asm( "LDI r31, 28" );
\r
219 asm( "CPSE r31, r23" );
\r
220 asm( "STS xRegTestError, r0" );
\r
221 asm( "LDI r31, 29" );
\r
222 asm( "CPSE r31, r24" );
\r
223 asm( "STS xRegTestError, r0" );
\r
224 asm( "LDI r31, 30" );
\r
225 asm( "CPSE r31, r25" );
\r
226 asm( "STS xRegTestError, r0" );
\r
227 asm( "LDI r31, 31" );
\r
228 asm( "CPSE r31, r26" );
\r
229 asm( "STS xRegTestError, r0" );
\r
230 asm( "LDI r31, 32" );
\r
231 asm( "CPSE r31, r27" );
\r
232 asm( "STS xRegTestError, r0" );
\r
233 asm( "LDI r31, 33" );
\r
234 asm( "CPSE r31, r30" );
\r
235 asm( "STS xRegTestError, r0" );
\r
238 /*-----------------------------------------------------------*/
\r
240 static void prvRegisterCheck2( void *pvParameters )
\r
242 ( void ) pvParameters;
\r
246 asm( "LDI r31, 1" );
\r
247 asm( "MOV r0, r31" );
\r
248 asm( "LDI r31, 2" );
\r
249 asm( "MOV r1, r31" );
\r
250 asm( "LDI r31, 3" );
\r
251 asm( "MOV r2, r31" );
\r
252 asm( "LDI r31, 4" );
\r
253 asm( "MOV r3, r31" );
\r
254 asm( "LDI r31, 5" );
\r
255 asm( "MOV r4, r31" );
\r
256 asm( "LDI r31, 6" );
\r
257 asm( "MOV r5, r31" );
\r
258 asm( "LDI r31, 7" );
\r
259 asm( "MOV r6, r31" );
\r
260 asm( "LDI r31, 8" );
\r
261 asm( "MOV r7, r31" );
\r
262 asm( "LDI r31, 9" );
\r
263 asm( "MOV r8, r31" );
\r
264 asm( "LDI r31, 10" );
\r
265 asm( "MOV r9, r31" );
\r
266 asm( "LDI r31, 11" );
\r
267 asm( "MOV r10, r31" );
\r
268 asm( "LDI r31, 12" );
\r
269 asm( "MOV r11, r31" );
\r
270 asm( "LDI r31, 13" );
\r
271 asm( "MOV r12, r31" );
\r
272 asm( "LDI r31, 14" );
\r
273 asm( "MOV r13, r31" );
\r
274 asm( "LDI r31, 15" );
\r
275 asm( "MOV r14, r31" );
\r
276 asm( "LDI r31, 16" );
\r
277 asm( "MOV r15, r31" );
\r
278 asm( "LDI r16, 17" );
\r
279 asm( "LDI r17, 18" );
\r
280 asm( "LDI r18, 19" );
\r
281 asm( "LDI r19, 20" );
\r
282 asm( "LDI r20, 21" );
\r
283 asm( "LDI r21, 22" );
\r
284 asm( "LDI r22, 23" );
\r
285 asm( "LDI r23, 24" );
\r
286 asm( "LDI r24, 25" );
\r
287 asm( "LDI r25, 26" );
\r
288 asm( "LDI r26, 27" );
\r
289 asm( "LDI r27, 28" );
\r
290 asm( "LDI r30, 29" );
\r
292 asm( "LDI r31, 1" );
\r
293 asm( "CPSE r31, r0" );
\r
294 asm( "STS xRegTestError, r0" );
\r
295 asm( "LDI r31, 2" );
\r
296 asm( "CPSE r31, r1" );
\r
297 asm( "STS xRegTestError, r0" );
\r
298 asm( "LDI r31, 3" );
\r
299 asm( "CPSE r31, r2" );
\r
300 asm( "STS xRegTestError, r0" );
\r
301 asm( "LDI r31, 4" );
\r
302 asm( "CPSE r31, r3" );
\r
303 asm( "STS xRegTestError, r0" );
\r
304 asm( "LDI r31, 5" );
\r
305 asm( "CPSE r31, r4" );
\r
306 asm( "STS xRegTestError, r0" );
\r
307 asm( "LDI r31, 6" );
\r
308 asm( "CPSE r31, r5" );
\r
309 asm( "STS xRegTestError, r0" );
\r
310 asm( "LDI r31, 7" );
\r
311 asm( "CPSE r31, r6" );
\r
312 asm( "STS xRegTestError, r0" );
\r
313 asm( "LDI r31, 8" );
\r
314 asm( "CPSE r31, r7" );
\r
315 asm( "STS xRegTestError, r0" );
\r
316 asm( "LDI r31, 9" );
\r
317 asm( "CPSE r31, r8" );
\r
318 asm( "STS xRegTestError, r0" );
\r
319 asm( "LDI r31, 10" );
\r
320 asm( "CPSE r31, r9" );
\r
321 asm( "STS xRegTestError, r0" );
\r
322 asm( "LDI r31, 11" );
\r
323 asm( "CPSE r31, r10" );
\r
324 asm( "STS xRegTestError, r0" );
\r
325 asm( "LDI r31, 12" );
\r
326 asm( "CPSE r31, r11" );
\r
327 asm( "STS xRegTestError, r0" );
\r
328 asm( "LDI r31, 13" );
\r
329 asm( "CPSE r31, r12" );
\r
330 asm( "STS xRegTestError, r0" );
\r
331 asm( "LDI r31, 14" );
\r
332 asm( "CPSE r31, r13" );
\r
333 asm( "STS xRegTestError, r0" );
\r
334 asm( "LDI r31, 15" );
\r
335 asm( "CPSE r31, r14" );
\r
336 asm( "STS xRegTestError, r0" );
\r
337 asm( "LDI r31, 16" );
\r
338 asm( "CPSE r31, r15" );
\r
339 asm( "STS xRegTestError, r0" );
\r
340 asm( "LDI r31, 17" );
\r
341 asm( "CPSE r31, r16" );
\r
342 asm( "STS xRegTestError, r0" );
\r
343 asm( "LDI r31, 18" );
\r
344 asm( "CPSE r31, r17" );
\r
345 asm( "STS xRegTestError, r0" );
\r
346 asm( "LDI r31, 19" );
\r
347 asm( "CPSE r31, r18" );
\r
348 asm( "STS xRegTestError, r0" );
\r
349 asm( "LDI r31, 20" );
\r
350 asm( "CPSE r31, r19" );
\r
351 asm( "STS xRegTestError, r0" );
\r
352 asm( "LDI r31, 21" );
\r
353 asm( "CPSE r31, r20" );
\r
354 asm( "STS xRegTestError, r0" );
\r
355 asm( "LDI r31, 22" );
\r
356 asm( "CPSE r31, r21" );
\r
357 asm( "STS xRegTestError, r0" );
\r
358 asm( "LDI r31, 23" );
\r
359 asm( "CPSE r31, r22" );
\r
360 asm( "STS xRegTestError, r0" );
\r
361 asm( "LDI r31, 24" );
\r
362 asm( "CPSE r31, r23" );
\r
363 asm( "STS xRegTestError, r0" );
\r
364 asm( "LDI r31, 25" );
\r
365 asm( "CPSE r31, r24" );
\r
366 asm( "STS xRegTestError, r0" );
\r
367 asm( "LDI r31, 26" );
\r
368 asm( "CPSE r31, r25" );
\r
369 asm( "STS xRegTestError, r0" );
\r
370 asm( "LDI r31, 27" );
\r
371 asm( "CPSE r31, r26" );
\r
372 asm( "STS xRegTestError, r0" );
\r
373 asm( "LDI r31, 28" );
\r
374 asm( "CPSE r31, r27" );
\r
375 asm( "STS xRegTestError, r0" );
\r
376 asm( "LDI r31, 29" );
\r
377 asm( "CPSE r31, r30" );
\r
378 asm( "STS xRegTestError, r0" );
\r