/* FreeRTOS V7.6.0 - Copyright (C) 2013 Real Time Engineers Ltd. All rights reserved VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. *************************************************************************** * * * FreeRTOS provides completely free yet professionally developed, * * robust, strictly quality controlled, supported, and cross * * platform software that has become a de facto standard. * * * * Help yourself get started quickly and support the FreeRTOS * * project by purchasing a FreeRTOS tutorial book, reference * * manual, or both from: http://www.FreeRTOS.org/Documentation * * * * Thank you! * * * *************************************************************************** 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 modification 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. Full license text is available from the following link: http://www.freertos.org/a00114.html 1 tab == 4 spaces! *************************************************************************** * * * Having a problem? Start by reading the FAQ "My application does * * not run, what could be wrong?" * * * * http://www.FreeRTOS.org/FAQHelp.html * * * *************************************************************************** http://www.FreeRTOS.org - Documentation, books, training, latest versions, license and Real Time Engineers Ltd. contact details. http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, including FreeRTOS+Trace - an indispensable productivity tool, a DOS compatible FAT file system, and our tiny thread aware UDP/IP stack. http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS licenses offer ticketed support, indemnification and middleware. http://www.SafeRTOS.com - High Integrity Systems also provide a safety engineered and independently SIL3 certified version for use in safety and mission critical applications that require provable dependability. 1 tab == 4 spaces! */ /* 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, "Reg1", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL ); xTaskCreate( prvRegisterCheck2, "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" ); } }