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/*
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FreeRTOS.org V5.2.0 - Copyright (C) 2003-2009 Richard Barry.
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This file is part of the FreeRTOS.org distribution.
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FreeRTOS.org is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License (version 2) as published
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by the Free Software Foundation and modified by the FreeRTOS exception.
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FreeRTOS.org is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along
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with FreeRTOS.org; if not, write to the Free Software Foundation, Inc., 59
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Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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A special exception to the GPL is included to allow you to distribute a
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combined work that includes FreeRTOS.org without being obliged to provide
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the source code for any proprietary components. See the licensing section
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of http://www.FreeRTOS.org for full details.
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***************************************************************************
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* *
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* Get the FreeRTOS eBook! See http://www.FreeRTOS.org/Documentation *
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* *
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* This is a concise, step by step, 'hands on' guide that describes both *
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* general multitasking concepts and FreeRTOS specifics. It presents and *
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* explains numerous examples that are written using the FreeRTOS API. *
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* Full source code for all the examples is provided in an accompanying *
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* .zip file. *
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* *
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***************************************************************************
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1 tab == 4 spaces!
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Please ensure to read the configuration and relevant port sections of the
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online documentation.
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http://www.FreeRTOS.org - Documentation, latest information, license and
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contact details.
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http://www.SafeRTOS.com - A version that is certified for use in safety
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critical systems.
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http://www.OpenRTOS.com - Commercial support, development, porting,
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licensing and training services.
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*/
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/* Scheduler include files. */
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#include "FreeRTOS.h"
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#include "task.h"
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/* Demo file headers. */
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#include "regtest.h"
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/*
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* Test tasks that sets registers to known values, then checks to ensure the
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* values remain as expected. Test 1 and test 2 use different values.
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*/
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static void prvRegisterCheck1( void *pvParameters );
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static void prvRegisterCheck2( void *pvParameters );
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/* Set to a non zero value should an error be found. */
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portBASE_TYPE xRegTestError = pdFALSE;
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/*-----------------------------------------------------------*/
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void vStartRegTestTasks( void )
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{
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xTaskCreate( prvRegisterCheck1, "Reg1", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
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xTaskCreate( prvRegisterCheck2, "Reg2", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
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}
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/*-----------------------------------------------------------*/
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portBASE_TYPE xAreRegTestTasksStillRunning( void )
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{
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portBASE_TYPE xReturn;
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/* If a register was found to contain an unexpected value then the
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xRegTestError variable would have been set to a non zero value. */
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if( xRegTestError == pdFALSE )
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{
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xReturn = pdTRUE;
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}
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else
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{
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xReturn = pdFALSE;
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}
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return xReturn;
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}
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/*-----------------------------------------------------------*/
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static void prvRegisterCheck1( void *pvParameters )
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{
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( void ) pvParameters;
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for( ;; )
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{
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asm( "LDI r31, 5" );
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asm( "MOV r0, r31" );
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asm( "LDI r31, 6" );
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asm( "MOV r1, r31" );
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asm( "LDI r31, 7" );
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asm( "MOV r2, r31" );
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asm( "LDI r31, 8" );
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asm( "MOV r3, r31" );
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asm( "LDI r31, 9" );
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asm( "MOV r4, r31" );
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asm( "LDI r31, 10" );
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asm( "MOV r5, r31" );
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asm( "LDI r31, 11" );
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asm( "MOV r6, r31" );
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asm( "LDI r31, 12" );
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asm( "MOV r7, r31" );
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asm( "LDI r31, 13" );
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asm( "MOV r8, r31" );
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asm( "LDI r31, 14" );
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asm( "MOV r9, r31" );
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asm( "LDI r31, 15" );
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asm( "MOV r10, r31" );
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asm( "LDI r31, 16" );
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asm( "MOV r11, r31" );
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asm( "LDI r31, 17" );
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asm( "MOV r12, r31" );
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asm( "LDI r31, 18" );
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asm( "MOV r13, r31" );
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asm( "LDI r31, 19" );
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asm( "MOV r14, r31" );
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asm( "LDI r31, 20" );
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asm( "MOV r15, r31" );
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asm( "LDI r16, 21" );
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asm( "LDI r17, 22" );
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asm( "LDI r18, 23" );
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asm( "LDI r19, 24" );
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asm( "LDI r20, 25" );
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asm( "LDI r21, 26" );
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asm( "LDI r22, 27" );
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asm( "LDI r23, 28" );
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asm( "LDI r24, 29" );
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asm( "LDI r25, 30" );
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asm( "LDI r26, 31" );
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asm( "LDI r27, 32" );
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asm( "LDI r30, 33" );
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asm( "LDI r31, 5" );
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asm( "CPSE r31, r0" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 6" );
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asm( "CPSE r31, r1" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 7" );
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asm( "CPSE r31, r2" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 8" );
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asm( "CPSE r31, r3" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 9" );
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asm( "CPSE r31, r4" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 10" );
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asm( "CPSE r31, r5" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 11" );
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asm( "CPSE r31, r6" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 12" );
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asm( "CPSE r31, r7" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 13" );
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asm( "CPSE r31, r8" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 14" );
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asm( "CPSE r31, r9" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 15" );
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asm( "CPSE r31, r10" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 16" );
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asm( "CPSE r31, r11" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 17" );
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asm( "CPSE r31, r12" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 18" );
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asm( "CPSE r31, r13" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 19" );
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asm( "CPSE r31, r14" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 20" );
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asm( "CPSE r31, r15" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 21" );
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asm( "CPSE r31, r16" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 22" );
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asm( "CPSE r31, r17" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 23" );
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asm( "CPSE r31, r18" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 24" );
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asm( "CPSE r31, r19" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 25" );
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asm( "CPSE r31, r20" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 26" );
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asm( "CPSE r31, r21" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 27" );
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asm( "CPSE r31, r22" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 28" );
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asm( "CPSE r31, r23" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 29" );
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asm( "CPSE r31, r24" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 30" );
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asm( "CPSE r31, r25" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 31" );
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asm( "CPSE r31, r26" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 32" );
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asm( "CPSE r31, r27" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 33" );
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asm( "CPSE r31, r30" );
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asm( "STS xRegTestError, r0" );
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}
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}
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/*-----------------------------------------------------------*/
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static void prvRegisterCheck2( void *pvParameters )
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{
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( void ) pvParameters;
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for( ;; )
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{
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asm( "LDI r31, 1" );
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asm( "MOV r0, r31" );
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asm( "LDI r31, 2" );
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asm( "MOV r1, r31" );
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asm( "LDI r31, 3" );
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asm( "MOV r2, r31" );
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asm( "LDI r31, 4" );
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asm( "MOV r3, r31" );
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asm( "LDI r31, 5" );
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asm( "MOV r4, r31" );
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asm( "LDI r31, 6" );
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asm( "MOV r5, r31" );
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asm( "LDI r31, 7" );
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asm( "MOV r6, r31" );
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asm( "LDI r31, 8" );
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asm( "MOV r7, r31" );
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asm( "LDI r31, 9" );
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asm( "MOV r8, r31" );
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asm( "LDI r31, 10" );
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asm( "MOV r9, r31" );
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asm( "LDI r31, 11" );
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asm( "MOV r10, r31" );
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asm( "LDI r31, 12" );
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asm( "MOV r11, r31" );
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asm( "LDI r31, 13" );
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asm( "MOV r12, r31" );
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asm( "LDI r31, 14" );
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asm( "MOV r13, r31" );
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asm( "LDI r31, 15" );
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asm( "MOV r14, r31" );
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asm( "LDI r31, 16" );
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asm( "MOV r15, r31" );
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asm( "LDI r16, 17" );
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asm( "LDI r17, 18" );
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asm( "LDI r18, 19" );
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asm( "LDI r19, 20" );
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asm( "LDI r20, 21" );
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asm( "LDI r21, 22" );
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asm( "LDI r22, 23" );
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asm( "LDI r23, 24" );
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asm( "LDI r24, 25" );
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asm( "LDI r25, 26" );
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asm( "LDI r26, 27" );
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asm( "LDI r27, 28" );
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asm( "LDI r30, 29" );
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asm( "LDI r31, 1" );
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asm( "CPSE r31, r0" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 2" );
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asm( "CPSE r31, r1" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 3" );
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asm( "CPSE r31, r2" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 4" );
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asm( "CPSE r31, r3" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 5" );
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asm( "CPSE r31, r4" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 6" );
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asm( "CPSE r31, r5" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 7" );
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asm( "CPSE r31, r6" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 8" );
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asm( "CPSE r31, r7" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 9" );
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asm( "CPSE r31, r8" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 10" );
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asm( "CPSE r31, r9" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 11" );
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asm( "CPSE r31, r10" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 12" );
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asm( "CPSE r31, r11" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 13" );
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asm( "CPSE r31, r12" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 14" );
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asm( "CPSE r31, r13" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 15" );
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asm( "CPSE r31, r14" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 16" );
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asm( "CPSE r31, r15" );
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asm( "STS xRegTestError, r0" );
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asm( "LDI r31, 17" );
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asm( "CPSE r31, r16" );
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asm( "STS xRegTestError, r0" );
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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" );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|