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Richard Barry 2012-08-11 21:34:11 +00:00
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FreeRTOS/Demo/RX600_RX62N-RSK_IAR/RegTest.s Normal file
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/*
FreeRTOS V7.1.1 - Copyright (C) 2012 Real Time Engineers Ltd.
***************************************************************************
* *
* FreeRTOS tutorial books are available in pdf and paperback. *
* Complete, revised, and edited pdf reference manuals are also *
* available. *
* *
* Purchasing FreeRTOS documentation will not only help you, by *
* ensuring you get running as quickly as possible and with an *
* in-depth knowledge of how to use FreeRTOS, it will also help *
* the FreeRTOS project to continue with its mission of providing *
* professional grade, cross platform, de facto standard solutions *
* for microcontrollers - completely free of charge! *
* *
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
* *
* Thank you for using FreeRTOS, and thank you for your support! *
* *
***************************************************************************
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. See the GNU General Public License for
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.
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, training, latest information,
license and contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool.
Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell
the code with commercial support, indemnification, and middleware, under
the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also
provide a safety engineered and independently SIL3 certified version under
the SafeRTOS brand: http://www.SafeRTOS.com.
*/
PUBLIC _prvRegTest1Implementation
PUBLIC _prvRegTest2Implementation
EXTERN _ulRegTest1CycleCount
EXTERN _ulRegTest2CycleCount
RSEG CODE:CODE(4)
/* This function is explained in the comments at the top of main.c. */
_prvRegTest1Implementation:
/* Put a known value in each register. */
MOV #1, R1
MOV #2, R2
MOV #3, R3
MOV #4, R4
MOV #5, R5
MOV #6, R6
MOV #7, R7
MOV #8, R8
MOV #9, R9
MOV #10, R10
MOV #11, R11
MOV #12, R12
MOV #13, R13
MOV #14, R14
MOV #15, R15
/* Loop, checking each itteration 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 #_ulRegTest1CycleCount, R14
MOV [ R14 ], R15
ADD #1, R15
MOV R15, [ R14 ]
/* Yield to extend the text coverage. Set the bit in the ITU SWINTR register. */
MOV #1, R14
MOV #0872E0H, R15
MOV.B R14, [R15]
NOP
NOP
/* 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 itteratio of this loop. */
BRA TestLoop1
RegTest1Error:
/* A compare failed, just loop here so the loop counter stops incrementing
- causing the check task to indicate the error. */
BRA RegTest1Error
/*-----------------------------------------------------------*/
/* This function is explained in the comments at the top of main.c. */
_prvRegTest2Implementation:
/* Put a known value in each register. */
MOV #10H, R1
MOV #20H, R2
MOV #30H, R3
MOV #40H, R4
MOV #50H, R5
MOV #60H, R6
MOV #70H, R7
MOV #80H, R8
MOV #90H, R9
MOV #100H, R10
MOV #110H, R11
MOV #120H, R12
MOV #130H, R13
MOV #140H, R14
MOV #150H, R15
/* Loop, checking each itteration 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 #_ulRegTest2CycleCount, R14
MOV [ R14 ], R15
ADD #1, R15
MOV R15, [ R14 ]
/* 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 #10H, R1
BNE RegTest2Error
CMP #20H, R2
BNE RegTest2Error
CMP #30H, R3
BNE RegTest2Error
CMP #40H, R4
BNE RegTest2Error
CMP #50H, R5
BNE RegTest2Error
CMP #60H, R6
BNE RegTest2Error
CMP #70H, R7
BNE RegTest2Error
CMP #80H, R8
BNE RegTest2Error
CMP #90H, R9
BNE RegTest2Error
CMP #100H, R10
BNE RegTest2Error
CMP #110H, R11
BNE RegTest2Error
CMP #120H, R12
BNE RegTest2Error
CMP #130H, R13
BNE RegTest2Error
CMP #140H, R14
BNE RegTest2Error
CMP #150H, R15
BNE RegTest2Error
/* All comparisons passed, start a new itteratio of this loop. */
BRA TestLoop2
RegTest2Error:
/* A compare failed, just loop here so the loop counter stops incrementing
- causing the check task to indicate the error. */
BRA RegTest2Error
END