/* | |
FreeRTOS V7.1.0 - Copyright (C) 2011 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! | |
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. | |
*/ | |
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 |