| /* | |
| FreeRTOS V6.0.1 - Copyright (C) 2009 Real Time Engineers Ltd. | |
| *************************************************************************** | |
| * * | |
| * If you are: * | |
| * * | |
| * + New to FreeRTOS, * | |
| * + Wanting to learn FreeRTOS or multitasking in general quickly * | |
| * + Looking for basic training, * | |
| * + Wanting to improve your FreeRTOS skills and productivity * | |
| * * | |
| * then take a look at the FreeRTOS eBook * | |
| * * | |
| * "Using the FreeRTOS Real Time Kernel - a Practical Guide" * | |
| * http://www.FreeRTOS.org/Documentation * | |
| * * | |
| * A pdf reference manual is also available. Both are usually delivered * | |
| * to your inbox within 20 minutes to two hours when purchased between 8am * | |
| * and 8pm GMT (although please allow up to 24 hours in case of * | |
| * exceptional circumstances). Thank you for your support! * | |
| * * | |
| *************************************************************************** | |
| This file is part of the FreeRTOS distribution. | |
| FreeRTOS is free software; you can redistribute it and/or modify it under | |
| the terms of the GNU General Public License (version 2) as published by the | |
| Free Software Foundation AND MODIFIED BY the FreeRTOS exception. | |
| ***NOTE*** The exception to the GPL is included to allow you to distribute | |
| a combined work that includes FreeRTOS without being obliged to provide the | |
| source code for proprietary components outside of the FreeRTOS kernel. | |
| FreeRTOS is distributed in the hope that it will be useful, but WITHOUT | |
| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
| more details. You should have received a copy of the GNU General Public | |
| License and the FreeRTOS license exception along with FreeRTOS; if not it | |
| can be viewed here: http://www.freertos.org/a00114.html and also obtained | |
| by writing to Richard Barry, contact details for whom are available on the | |
| FreeRTOS WEB site. | |
| 1 tab == 4 spaces! | |
| http://www.FreeRTOS.org - Documentation, latest information, license and | |
| contact details. | |
| http://www.SafeRTOS.com - A version that is certified for use in safety | |
| critical systems. | |
| http://www.OpenRTOS.com - Commercial support, development, porting, | |
| licensing and training services. | |
| */ | |
| /* Scheduler include files. */ | |
| #include "FreeRTOS.h" | |
| #include "task.h" | |
| /* Demo file headers. */ | |
| #include "regtest.h" | |
| /* | |
| * Test tasks that sets registers to known values, then checks to ensure the | |
| * values remain as expected. Test 1 and test 2 use different values. | |
| */ | |
| static void prvRegisterCheck1( void *pvParameters ); | |
| static void prvRegisterCheck2( void *pvParameters ); | |
| /* Set to a non zero value should an error be found. */ | |
| portBASE_TYPE xRegTestError = pdFALSE; | |
| /*-----------------------------------------------------------*/ | |
| void vStartRegTestTasks( void ) | |
| { | |
| xTaskCreate( prvRegisterCheck1, ( signed char * ) "Reg1", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL ); | |
| xTaskCreate( prvRegisterCheck2, ( signed char * ) "Reg2", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL ); | |
| } | |
| /*-----------------------------------------------------------*/ | |
| portBASE_TYPE xAreRegTestTasksStillRunning( void ) | |
| { | |
| portBASE_TYPE xReturn; | |
| /* If a register was found to contain an unexpected value then the | |
| xRegTestError variable would have been set to a non zero value. */ | |
| if( xRegTestError == pdFALSE ) | |
| { | |
| xReturn = pdTRUE; | |
| } | |
| else | |
| { | |
| xReturn = pdFALSE; | |
| } | |
| return xReturn; | |
| } | |
| /*-----------------------------------------------------------*/ | |
| static void prvRegisterCheck1( void *pvParameters ) | |
| { | |
| ( void ) pvParameters; | |
| for( ;; ) | |
| { | |
| asm( "LDI r31, 5" ); | |
| asm( "MOV r0, r31" ); | |
| asm( "LDI r31, 6" ); | |
| asm( "MOV r1, r31" ); | |
| asm( "LDI r31, 7" ); | |
| asm( "MOV r2, r31" ); | |
| asm( "LDI r31, 8" ); | |
| asm( "MOV r3, r31" ); | |
| asm( "LDI r31, 9" ); | |
| asm( "MOV r4, r31" ); | |
| asm( "LDI r31, 10" ); | |
| asm( "MOV r5, r31" ); | |
| asm( "LDI r31, 11" ); | |
| asm( "MOV r6, r31" ); | |
| asm( "LDI r31, 12" ); | |
| asm( "MOV r7, r31" ); | |
| asm( "LDI r31, 13" ); | |
| asm( "MOV r8, r31" ); | |
| asm( "LDI r31, 14" ); | |
| asm( "MOV r9, r31" ); | |
| asm( "LDI r31, 15" ); | |
| asm( "MOV r10, r31" ); | |
| asm( "LDI r31, 16" ); | |
| asm( "MOV r11, r31" ); | |
| asm( "LDI r31, 17" ); | |
| asm( "MOV r12, r31" ); | |
| asm( "LDI r31, 18" ); | |
| asm( "MOV r13, r31" ); | |
| asm( "LDI r31, 19" ); | |
| asm( "MOV r14, r31" ); | |
| asm( "LDI r31, 20" ); | |
| asm( "MOV r15, r31" ); | |
| asm( "LDI r16, 21" ); | |
| asm( "LDI r17, 22" ); | |
| asm( "LDI r18, 23" ); | |
| asm( "LDI r19, 24" ); | |
| asm( "LDI r20, 25" ); | |
| asm( "LDI r21, 26" ); | |
| asm( "LDI r22, 27" ); | |
| asm( "LDI r23, 28" ); | |
| asm( "LDI r24, 29" ); | |
| asm( "LDI r25, 30" ); | |
| asm( "LDI r26, 31" ); | |
| asm( "LDI r27, 32" ); | |
| asm( "LDI r30, 33" ); | |
| asm( "LDI r31, 5" ); | |
| asm( "CPSE r31, r0" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 6" ); | |
| asm( "CPSE r31, r1" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 7" ); | |
| asm( "CPSE r31, r2" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 8" ); | |
| asm( "CPSE r31, r3" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 9" ); | |
| asm( "CPSE r31, r4" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 10" ); | |
| asm( "CPSE r31, r5" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 11" ); | |
| asm( "CPSE r31, r6" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 12" ); | |
| asm( "CPSE r31, r7" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 13" ); | |
| asm( "CPSE r31, r8" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 14" ); | |
| asm( "CPSE r31, r9" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 15" ); | |
| asm( "CPSE r31, r10" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 16" ); | |
| asm( "CPSE r31, r11" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 17" ); | |
| asm( "CPSE r31, r12" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 18" ); | |
| asm( "CPSE r31, r13" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 19" ); | |
| asm( "CPSE r31, r14" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 20" ); | |
| asm( "CPSE r31, r15" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 21" ); | |
| asm( "CPSE r31, r16" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 22" ); | |
| asm( "CPSE r31, r17" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 23" ); | |
| asm( "CPSE r31, r18" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 24" ); | |
| asm( "CPSE r31, r19" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 25" ); | |
| asm( "CPSE r31, r20" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 26" ); | |
| asm( "CPSE r31, r21" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 27" ); | |
| asm( "CPSE r31, r22" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 28" ); | |
| asm( "CPSE r31, r23" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 29" ); | |
| asm( "CPSE r31, r24" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 30" ); | |
| asm( "CPSE r31, r25" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 31" ); | |
| asm( "CPSE r31, r26" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 32" ); | |
| asm( "CPSE r31, r27" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 33" ); | |
| asm( "CPSE r31, r30" ); | |
| asm( "STS xRegTestError, r0" ); | |
| } | |
| } | |
| /*-----------------------------------------------------------*/ | |
| static void prvRegisterCheck2( void *pvParameters ) | |
| { | |
| ( void ) pvParameters; | |
| for( ;; ) | |
| { | |
| asm( "LDI r31, 1" ); | |
| asm( "MOV r0, r31" ); | |
| asm( "LDI r31, 2" ); | |
| asm( "MOV r1, r31" ); | |
| asm( "LDI r31, 3" ); | |
| asm( "MOV r2, r31" ); | |
| asm( "LDI r31, 4" ); | |
| asm( "MOV r3, r31" ); | |
| asm( "LDI r31, 5" ); | |
| asm( "MOV r4, r31" ); | |
| asm( "LDI r31, 6" ); | |
| asm( "MOV r5, r31" ); | |
| asm( "LDI r31, 7" ); | |
| asm( "MOV r6, r31" ); | |
| asm( "LDI r31, 8" ); | |
| asm( "MOV r7, r31" ); | |
| asm( "LDI r31, 9" ); | |
| asm( "MOV r8, r31" ); | |
| asm( "LDI r31, 10" ); | |
| asm( "MOV r9, r31" ); | |
| asm( "LDI r31, 11" ); | |
| asm( "MOV r10, r31" ); | |
| asm( "LDI r31, 12" ); | |
| asm( "MOV r11, r31" ); | |
| asm( "LDI r31, 13" ); | |
| asm( "MOV r12, r31" ); | |
| asm( "LDI r31, 14" ); | |
| asm( "MOV r13, r31" ); | |
| asm( "LDI r31, 15" ); | |
| asm( "MOV r14, r31" ); | |
| asm( "LDI r31, 16" ); | |
| asm( "MOV r15, r31" ); | |
| asm( "LDI r16, 17" ); | |
| asm( "LDI r17, 18" ); | |
| asm( "LDI r18, 19" ); | |
| asm( "LDI r19, 20" ); | |
| asm( "LDI r20, 21" ); | |
| asm( "LDI r21, 22" ); | |
| asm( "LDI r22, 23" ); | |
| asm( "LDI r23, 24" ); | |
| asm( "LDI r24, 25" ); | |
| asm( "LDI r25, 26" ); | |
| asm( "LDI r26, 27" ); | |
| asm( "LDI r27, 28" ); | |
| asm( "LDI r30, 29" ); | |
| asm( "LDI r31, 1" ); | |
| asm( "CPSE r31, r0" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 2" ); | |
| asm( "CPSE r31, r1" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 3" ); | |
| asm( "CPSE r31, r2" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 4" ); | |
| asm( "CPSE r31, r3" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 5" ); | |
| asm( "CPSE r31, r4" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 6" ); | |
| asm( "CPSE r31, r5" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 7" ); | |
| asm( "CPSE r31, r6" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 8" ); | |
| asm( "CPSE r31, r7" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 9" ); | |
| asm( "CPSE r31, r8" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 10" ); | |
| asm( "CPSE r31, r9" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 11" ); | |
| asm( "CPSE r31, r10" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 12" ); | |
| asm( "CPSE r31, r11" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 13" ); | |
| asm( "CPSE r31, r12" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 14" ); | |
| asm( "CPSE r31, r13" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 15" ); | |
| asm( "CPSE r31, r14" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 16" ); | |
| asm( "CPSE r31, r15" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 17" ); | |
| asm( "CPSE r31, r16" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 18" ); | |
| asm( "CPSE r31, r17" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 19" ); | |
| asm( "CPSE r31, r18" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 20" ); | |
| asm( "CPSE r31, r19" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 21" ); | |
| asm( "CPSE r31, r20" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 22" ); | |
| asm( "CPSE r31, r21" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 23" ); | |
| asm( "CPSE r31, r22" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 24" ); | |
| asm( "CPSE r31, r23" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 25" ); | |
| asm( "CPSE r31, r24" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 26" ); | |
| asm( "CPSE r31, r25" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 27" ); | |
| asm( "CPSE r31, r26" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 28" ); | |
| asm( "CPSE r31, r27" ); | |
| asm( "STS xRegTestError, r0" ); | |
| asm( "LDI r31, 29" ); | |
| asm( "CPSE r31, r30" ); | |
| asm( "STS xRegTestError, r0" ); | |
| } | |
| } | |