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/*
FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd.
All rights reserved
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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 on the following
link: http://www.freertos.org/a00114.html
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that is more than just the market leader, it *
* is the industry's de facto standard. *
* *
* Help yourself get started quickly while simultaneously helping *
* to support the FreeRTOS project by purchasing a FreeRTOS *
* tutorial book, reference manual, or both: *
* http://www.FreeRTOS.org/Documentation *
* *
***************************************************************************
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
the FAQ page "My application does not run, what could be wrong?". Have you
defined configASSERT()?
http://www.FreeRTOS.org/support - In return for receiving this top quality
embedded software for free we request you assist our global community by
participating in the support forum.
http://www.FreeRTOS.org/training - Investing in training allows your team to
be as productive as possible as early as possible. Now you can receive
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
Ltd, and the world's leading authority on the world's leading RTOS.
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.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
licenses offer ticketed support, indemnification and commercial 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!
*/
RSEG CODE:CODE(2)
thumb
EXTERN ulRegTest1LoopCounter
EXTERN ulRegTest2LoopCounter
PUBLIC vRegTest1Task
PUBLIC vRegTest2Task
/*-----------------------------------------------------------*/
vRegTest1Task
/* Fill the core registers with known values. This is only done once. */
movs r1, #101
movs r2, #102
movs r3, #103
movs r4, #104
movs r5, #105
movs r6, #106
movs r7, #107
movs r0, #108
mov r8, r0
movs r0, #109
mov r9, r0
movs r0, #110
mov r10, r0
movs r0, #111
mov r11, r0
movs r0, #112
mov r12, r0
movs r0, #100
reg1_loop
/* Repeatedly check that each register still contains the value written to
it when the task started. */
cmp r0, #100
bne reg1_error_loop
cmp r1, #101
bne reg1_error_loop
cmp r2, #102
bne reg1_error_loop
cmp r3, #103
bne reg1_error_loop
cmp r4, #104
bne reg1_error_loop
cmp r5, #105
bne reg1_error_loop
cmp r6, #106
bne reg1_error_loop
cmp r7, #107
bne reg1_error_loop
movs r0, #108
cmp r8, r0
bne reg1_error_loop
movs r0, #109
cmp r9, r0
bne reg1_error_loop
movs r0, #110
cmp r10, r0
bne reg1_error_loop
movs r0, #111
cmp r11, r0
bne reg1_error_loop
movs r0, #112
cmp r12, r0
bne reg1_error_loop
/* Everything passed, increment the loop counter. */
push { r1 }
ldr r0, =ulRegTest1LoopCounter
ldr r1, [r0]
adds r1, r1, #1
str r1, [r0]
pop { r1 }
/* Start again. */
movs r0, #100
b reg1_loop
reg1_error_loop
/* If this line is hit then there was an error in a core register value.
The loop ensures the loop counter stops incrementing. */
b reg1_error_loop
nop
vRegTest2Task
/* Fill the core registers with known values. This is only done once. */
movs r1, #1
movs r2, #2
movs r3, #3
movs r4, #4
movs r5, #5
movs r6, #6
movs r7, #7
movs r0, #8
mov r8, r0
movs r0, #9
mov r9, r0
movs r0, #10
mov r10, r0
movs r0, #11
mov r11, r0
movs r0, #12
mov r12, r0
movs r0, #10
reg2_loop
/* Repeatedly check that each register still contains the value written to
it when the task started. */
cmp r0, #10
bne reg2_error_loop
cmp r1, #1
bne reg2_error_loop
cmp r2, #2
bne reg2_error_loop
cmp r3, #3
bne reg2_error_loop
cmp r4, #4
bne reg2_error_loop
cmp r5, #5
bne reg2_error_loop
cmp r6, #6
bne reg2_error_loop
cmp r7, #7
bne reg2_error_loop
movs r0, #8
cmp r8, r0
bne reg2_error_loop
movs r0, #9
cmp r9, r0
bne reg2_error_loop
movs r0, #10
cmp r10, r0
bne reg2_error_loop
movs r0, #11
cmp r11, r0
bne reg2_error_loop
movs r0, #12
cmp r12, r0
bne reg2_error_loop
/* Everything passed, increment the loop counter. */
push { r1 }
ldr r0, =ulRegTest2LoopCounter
ldr r1, [r0]
adds r1, r1, #1
str r1, [r0]
pop { r1 }
/* Start again. */
movs r0, #10
b reg2_loop
reg2_error_loop
/* If this line is hit then there was an error in a core register value.
The loop ensures the loop counter stops incrementing. */
b reg2_error_loop
nop
END