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/*
FreeRTOS V8.1.0 - 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
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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!
*/
#include <FreeRTOSConfig.h>
RSEG CODE:CODE(2)
thumb
EXTERN ulRegTest1LoopCounter
EXTERN ulRegTest2LoopCounter
PUBLIC vRegTest1Task
PUBLIC vRegTest2Task
PUBLIC vRegTestClearFlopRegistersToParameterValue
PUBLIC ulRegTestCheckFlopRegistersContainParameterValue
/*-----------------------------------------------------------*/
vRegTest1Task
/* Fill the core registers with known values. */
mov r0, #100
mov r1, #101
mov r2, #102
mov r3, #103
mov r4, #104
mov r5, #105
mov r6, #106
mov r7, #107
mov r8, #108
mov r9, #109
mov r10, #110
mov r11, #111
mov r12, #112
/* Fill the VFP registers with known values. */
vmov d0, r0, r1
vmov d1, r2, r3
vmov d2, r4, r5
vmov d3, r6, r7
vmov d4, r8, r9
vmov d5, r10, r11
vmov d6, r0, r1
vmov d7, r2, r3
vmov d8, r4, r5
vmov d9, r6, r7
vmov d10, r8, r9
vmov d11, r10, r11
vmov d12, r0, r1
vmov d13, r2, r3
vmov d14, r4, r5
vmov d15, r6, r7
reg1_loop:
/* Check all the VFP registers still contain the values set above.
First save registers that are clobbered by the test. */
push { r0-r1 }
vmov r0, r1, d0
cmp r0, #100
bne reg1_error_loopf
cmp r1, #101
bne reg1_error_loopf
vmov r0, r1, d1
cmp r0, #102
bne reg1_error_loopf
cmp r1, #103
bne reg1_error_loopf
vmov r0, r1, d2
cmp r0, #104
bne reg1_error_loopf
cmp r1, #105
bne reg1_error_loopf
vmov r0, r1, d3
cmp r0, #106
bne reg1_error_loopf
cmp r1, #107
bne reg1_error_loopf
vmov r0, r1, d4
cmp r0, #108
bne reg1_error_loopf
cmp r1, #109
bne reg1_error_loopf
vmov r0, r1, d5
cmp r0, #110
bne reg1_error_loopf
cmp r1, #111
bne reg1_error_loopf
vmov r0, r1, d6
cmp r0, #100
bne reg1_error_loopf
cmp r1, #101
bne reg1_error_loopf
vmov r0, r1, d7
cmp r0, #102
bne reg1_error_loopf
cmp r1, #103
bne reg1_error_loopf
vmov r0, r1, d8
cmp r0, #104
bne reg1_error_loopf
cmp r1, #105
bne reg1_error_loopf
vmov r0, r1, d9
cmp r0, #106
bne reg1_error_loopf
cmp r1, #107
bne reg1_error_loopf
vmov r0, r1, d10
cmp r0, #108
bne reg1_error_loopf
cmp r1, #109
bne reg1_error_loopf
vmov r0, r1, d11
cmp r0, #110
bne reg1_error_loopf
cmp r1, #111
bne reg1_error_loopf
vmov r0, r1, d12
cmp r0, #100
bne reg1_error_loopf
cmp r1, #101
bne reg1_error_loopf
vmov r0, r1, d13
cmp r0, #102
bne reg1_error_loopf
cmp r1, #103
bne reg1_error_loopf
vmov r0, r1, d14
cmp r0, #104
bne reg1_error_loopf
cmp r1, #105
bne reg1_error_loopf
vmov r0, r1, d15
cmp r0, #106
bne reg1_error_loopf
cmp r1, #107
bne reg1_error_loopf
/* Restore the registers that were clobbered by the test. */
pop {r0-r1}
/* VFP register test passed. Jump to the core register test. */
b reg1_loopf_pass
reg1_error_loopf
/* If this line is hit then a VFP register value was found to be
incorrect. */
b reg1_error_loopf
reg1_loopf_pass
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
cmp r8, #108
bne reg1_error_loop
cmp r9, #109
bne reg1_error_loop
cmp r10, #110
bne reg1_error_loop
cmp r11, #111
bne reg1_error_loop
cmp r12, #112
bne reg1_error_loop
/* Everything passed, increment the loop counter. */
push { r0-r1 }
ldr r0, =ulRegTest1LoopCounter
ldr r1, [r0]
adds r1, r1, #1
str r1, [r0]
pop { r0-r1 }
/* Start again. */
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
/*-----------------------------------------------------------*/
vRegTest2Task
/* Set all the core registers to known values. */
mov r0, #-1
mov r1, #1
mov r2, #2
mov r3, #3
mov r4, #4
mov r5, #5
mov r6, #6
mov r7, #7
mov r8, #8
mov r9, #9
mov r10, #10
mov r11, #11
mov r12, #12
/* Set all the VFP to known values. */
vmov d0, r0, r1
vmov d1, r2, r3
vmov d2, r4, r5
vmov d3, r6, r7
vmov d4, r8, r9
vmov d5, r10, r11
vmov d6, r0, r1
vmov d7, r2, r3
vmov d8, r4, r5
vmov d9, r6, r7
vmov d10, r8, r9
vmov d11, r10, r11
vmov d12, r0, r1
vmov d13, r2, r3
vmov d14, r4, r5
vmov d15, r6, r7
reg2_loop:
/* Check all the VFP registers still contain the values set above.
First save registers that are clobbered by the test. */
push { r0-r1 }
vmov r0, r1, d0
cmp r0, #-1
bne reg2_error_loopf
cmp r1, #1
bne reg2_error_loopf
vmov r0, r1, d1
cmp r0, #2
bne reg2_error_loopf
cmp r1, #3
bne reg2_error_loopf
vmov r0, r1, d2
cmp r0, #4
bne reg2_error_loopf
cmp r1, #5
bne reg2_error_loopf
vmov r0, r1, d3
cmp r0, #6
bne reg2_error_loopf
cmp r1, #7
bne reg2_error_loopf
vmov r0, r1, d4
cmp r0, #8
bne reg2_error_loopf
cmp r1, #9
bne reg2_error_loopf
vmov r0, r1, d5
cmp r0, #10
bne reg2_error_loopf
cmp r1, #11
bne reg2_error_loopf
vmov r0, r1, d6
cmp r0, #-1
bne reg2_error_loopf
cmp r1, #1
bne reg2_error_loopf
vmov r0, r1, d7
cmp r0, #2
bne reg2_error_loopf
cmp r1, #3
bne reg2_error_loopf
vmov r0, r1, d8
cmp r0, #4
bne reg2_error_loopf
cmp r1, #5
bne reg2_error_loopf
vmov r0, r1, d9
cmp r0, #6
bne reg2_error_loopf
cmp r1, #7
bne reg2_error_loopf
vmov r0, r1, d10
cmp r0, #8
bne reg2_error_loopf
cmp r1, #9
bne reg2_error_loopf
vmov r0, r1, d11
cmp r0, #10
bne reg2_error_loopf
cmp r1, #11
bne reg2_error_loopf
vmov r0, r1, d12
cmp r0, #-1
bne reg2_error_loopf
cmp r1, #1
bne reg2_error_loopf
vmov r0, r1, d13
cmp r0, #2
bne reg2_error_loopf
cmp r1, #3
bne reg2_error_loopf
vmov r0, r1, d14
cmp r0, #4
bne reg2_error_loopf
cmp r1, #5
bne reg2_error_loopf
vmov r0, r1, d15
cmp r0, #6
bne reg2_error_loopf
cmp r1, #7
bne reg2_error_loopf
/* Restore the registers that were clobbered by the test. */
pop {r0-r1}
/* VFP register test passed. Jump to the core register test. */
b reg2_loopf_pass
reg2_error_loopf
/* If this line is hit then a VFP register value was found to be
incorrect. */
b reg2_error_loopf
reg2_loopf_pass
cmp r0, #-1
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
cmp r8, #8
bne reg2_error_loop
cmp r9, #9
bne reg2_error_loop
cmp r10, #10
bne reg2_error_loop
cmp r11, #11
bne reg2_error_loop
cmp r12, #12
bne reg2_error_loop
/* Increment the loop counter to indicate this test is still functioning
correctly. */
push { r0-r1 }
ldr r0, =ulRegTest2LoopCounter
ldr r1, [r0]
adds r1, r1, #1
str r1, [r0]
pop { r0-r1 }
/* Start again. */
b reg2_loop
reg2_error_loop:
/* If this line is hit then there was an error in a core register value.
This loop ensures the loop counter variable stops incrementing. */
b reg2_error_loop
/*-----------------------------------------------------------*/
vRegTestClearFlopRegistersToParameterValue
/* Clobber the auto saved registers. */
vmov d0, r0, r0
vmov d1, r0, r0
vmov d2, r0, r0
vmov d3, r0, r0
vmov d4, r0, r0
vmov d5, r0, r0
vmov d6, r0, r0
vmov d7, r0, r0
bx lr
/*-----------------------------------------------------------*/
ulRegTestCheckFlopRegistersContainParameterValue
vmov r1, s0
cmp r0, r1
bne return_error
vmov r1, s1
cmp r0, r1
bne return_error
vmov r1, s2
cmp r0, r1
bne return_error
vmov r1, s3
cmp r0, r1
bne return_error
vmov r1, s4
cmp r0, r1
bne return_error
vmov r1, s5
cmp r0, r1
bne return_error
vmov r1, s6
cmp r0, r1
bne return_error
vmov r1, s7
cmp r0, r1
bne return_error
vmov r1, s8
cmp r0, r1
bne return_error
vmov r1, s9
cmp r0, r1
bne return_error
vmov r1, s10
cmp r0, r1
bne return_error
vmov r1, s11
cmp r0, r1
bne return_error
vmov r1, s12
cmp r0, r1
bne return_error
vmov r1, s13
cmp r0, r1
bne return_error
vmov r1, s14
cmp r0, r1
bne return_error
vmov r1, s15
cmp r0, r1
bne return_error
return_pass
mov r0, #1
bx lr
return_error
mov r0, #0
bx lr
END