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FreeRTOS-Kernel/Demo/AVR_ATMega323_WinAVR/regtest.c

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2006-08-28 18:06:16 +08:00
/*
FreeRTOS V6.1.0 - Copyright (C) 2010 Real Time Engineers Ltd.
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***************************************************************************
* *
* 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 books - available as PDF or paperback *
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* *
* "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.
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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
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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.
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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
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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.
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1 tab == 4 spaces!
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http://www.FreeRTOS.org - Documentation, latest information, license and
contact details.
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http://www.SafeRTOS.com - A version that is certified for use in safety
critical systems.
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http://www.OpenRTOS.com - Commercial support, development, porting,
licensing and training services.
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*/
/* 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 );
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}
/*-----------------------------------------------------------*/
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" );
}
}