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/*
FreeRTOS V8.0.1 - Copyright (C) 2014 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!
*/
PUBLIC _vRegTest1Implementation
PUBLIC _vRegTest2Implementation
EXTERN _ulRegTest1CycleCount
EXTERN _ulRegTest2CycleCount
RSEG CODE:CODE(4)
_vRegTest1Implementation:
/* Set each register to a known value. */
MOV.L #0x33333333, R15
MVTACHI R15
MOV.L #0x44444444, R15
MVTACLO R15
MOV.L #1, R1
MOV.L #2, R2
MOV.L #3, R3
MOV.L #4, R4
MOV.L #5, R5
MOV.L #6, R6
MOV.L #7, R7
MOV.L #8, R8
MOV.L #9, R9
MOV.L #10, R10
MOV.L #11, R11
MOV.L #12, R12
MOV.L #13, R13
MOV.L #14, R14
MOV.L #15, R15
/* Loop, checking each iteration that each register still contains the
expected value. */
TestLoop1:
/* Push the registers that are going to get clobbered. */
PUSHM R14-R15
/* Increment the loop counter to show this task is still getting CPU
time. */
MOV.L #_ulRegTest1CycleCount, R14
MOV.L [ R14 ], R15
ADD #1, R15
MOV.L R15, [ R14 ]
/* Yield to extend the text coverage. Set the bit in the ITU SWINTR
register. */
MOV.L #1, R14
MOV.L #0872E0H, R15
MOV.B R14, [R15]
NOP
NOP
/* Check the accumulator value. */
MVFACHI R15
CMP #0x33333333, R15
BNE RegTest2Error
MVFACMI R15
CMP #0x33334444, R15
BNE RegTest2Error
/* Restore the clobbered registers. */
POPM R14-R15
/* Now compare each register to ensure it still contains the value that
was set before this loop was entered. */
CMP #1, R1
BNE RegTest1Error
CMP #2, R2
BNE RegTest1Error
CMP #3, R3
BNE RegTest1Error
CMP #4, R4
BNE RegTest1Error
CMP #5, R5
BNE RegTest1Error
CMP #6, R6
BNE RegTest1Error
CMP #7, R7
BNE RegTest1Error
CMP #8, R8
BNE RegTest1Error
CMP #9, R9
BNE RegTest1Error
CMP #10, R10
BNE RegTest1Error
CMP #11, R11
BNE RegTest1Error
CMP #12, R12
BNE RegTest1Error
CMP #13, R13
BNE RegTest1Error
CMP #14, R14
BNE RegTest1Error
CMP #15, R15
BNE RegTest1Error
/* All comparisons passed, start a new iteration of this loop. */
BRA TestLoop1
/* A compare failed, just loop here so the loop counter stops
incrementing causing the check timer to indicate the error. */
RegTest1Error:
BRA RegTest1Error
/*-----------------------------------------------------------*/
_vRegTest2Implementation:
/* Set each register to a known value. */
MOV.L #0x11111111, R15
MVTACHI R15
MOV.L #0x22222222, R15
MVTACLO R15
MOV.L #100, R1
MOV.L #200, R2
MOV.L #300, R3
MOV.L #400, R4
MOV.L #500, R5
MOV.L #600, R6
MOV.L #700, R7
MOV.L #800, R8
MOV.L #900, R9
MOV.L #1000, R10
MOV.L #1001, R11
MOV.L #1002, R12
MOV.L #1003, R13
MOV.L #1004, R14
MOV.L #1005, R15
/* Loop, checking each iteration that each register still contains the
expected value. */
TestLoop2:
/* Push the registers that are going to get clobbered. */
PUSHM R14-R15
/* Increment the loop counter to show this task is still getting CPU
time. */
MOV.L #_ulRegTest2CycleCount, R14
MOV.L [ R14 ], R15
ADD #1, R15
MOV.L R15, [ R14 ]
/* Check the accumulator value. */
MVFACHI R15
CMP #0x11111111, R15
BNE RegTest2Error
MVFACMI R15
CMP #0x11112222, R15
BNE RegTest2Error
/* Restore the clobbered registers. */
POPM R14-R15
/* Now compare each register to ensure it still contains the value that
was set before this loop was entered. */
CMP #100, R1
BNE RegTest2Error
CMP #200, R2
BNE RegTest2Error
CMP #300, R3
BNE RegTest2Error
CMP #400, R4
BNE RegTest2Error
CMP #500, R5
BNE RegTest2Error
CMP #600, R6
BNE RegTest2Error
CMP #700, R7
BNE RegTest2Error
CMP #800, R8
BNE RegTest2Error
CMP #900, R9
BNE RegTest2Error
CMP #1000, R10
BNE RegTest2Error
CMP #1001, R11
BNE RegTest2Error
CMP #1002, R12
BNE RegTest2Error
CMP #1003, R13
BNE RegTest2Error
CMP #1004, R14
BNE RegTest2Error
CMP #1005, R15
BNE RegTest2Error
/* All comparisons passed, start a new iteration of this loop. */
BRA TestLoop2
/* A compare failed, just loop here so the loop counter stops
incrementing causing the check timer to indicate the error. */
RegTest2Error:
BRA RegTest2Error
/*-----------------------------------------------------------*/
END