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/*
FreeRTOS.org V5.1.2 - Copyright (C) 2003-2009 Richard Barry.
This file is part of the FreeRTOS.org distribution.
FreeRTOS.org is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FreeRTOS.org 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
along with FreeRTOS.org; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
A special exception to the GPL can be applied should you wish to distribute
a combined work that includes FreeRTOS.org, without being obliged to provide
the source code for any proprietary components. See the licensing section
of http://www.FreeRTOS.org for full details of how and when the exception
can be applied.
***************************************************************************
***************************************************************************
* *
* Get the FreeRTOS eBook! See http://www.FreeRTOS.org/Documentation *
* *
* This is a concise, step by step, 'hands on' guide that describes both *
* general multitasking concepts and FreeRTOS specifics. It presents and *
* explains numerous examples that are written using the FreeRTOS API. *
* Full source code for all the examples is provided in an accompanying *
* .zip file. *
* *
***************************************************************************
***************************************************************************
Please ensure to read the configuration and relevant port sections of the
online documentation.
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, "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" );
}
}
|
