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/*
FreeRTOS V8.2.2 - Copyright (C) 2015 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!
*/
.file "RegTest.S"
#include "FreeRTOSConfig.h"
#include "ISR_Support.h"
.extern ulRegTest1Counter
.extern ulRegTest2Counter
.extern dRegTest1_st7
.extern dRegTest1_st6
.extern dRegTest1_st5
.extern dRegTest1_st4
.extern dRegTest1_st3
.extern dRegTest1_st2
.extern dRegTest1_st1
.extern dRegTest2_st7
.extern dRegTest2_st6
.extern dRegTest2_st5
.extern dRegTest2_st4
.extern dRegTest2_st3
.extern dRegTest2_st2
.extern dRegTest2_st1
.extern vGenerateYieldInterrupt
.extern vHPETIRQHandler1
.global vRegTest1
.global vRegTest2
.global vApplicationHPETTimer1Wrapper
.section .text.last /* Push up the memory to check executing from higher memory addresses. */
.align 4
.func vRegTest1
vRegTest1:
/* Set initial values into the general purpose registers. */
movl $0x11111111, %eax
movl $0x22222222, %ebx
movl $0x33333333, %ecx
movl $0x44444444, %edx
movl $0x55555555, %esi
movl $0x66666666, %edi
/* Set initial values into the floating point registers. */
.if configSUPPORT_FPU == 1
fldl dRegTest1_st7
fldl dRegTest1_st6
fldl dRegTest1_st5
fldl dRegTest1_st4
fldl dRegTest1_st3
fldl dRegTest1_st2
fldl dRegTest1_st1
.endif /* configSUPPORT_FPU */
_RegTest1Loop:
/* Loop checking the values originally loaded into the general purpose
registers remain through the life of the task. */
cmp $0x11111111, %eax
jne _RegTest1Error
cmp $0x22222222, %ebx
jne _RegTest1Error
cmp $0x33333333, %ecx
jne _RegTest1Error
cmp $0x44444444, %edx
jne _RegTest1Error
cmp $0x55555555, %esi
jne _RegTest1Error
cmp $0x66666666, %edi
jne _RegTest1Error
.if configSUPPORT_FPU == 1
/* Loop checking the values originally loaded into the floating point
registers remain through the life of the task. */
push %eax /* push clobbered register. */
fldl dRegTest1_st7 /* st( 0 ) set to st( 7 ) value. */
fucomp %st( 7 ) /* Compare st( 0 ) with st( 7 ) and pop. */
fnstsw %ax /* Copy status word to ax. */
and $0x45, %ah /* Mask bits. */
xor $0x40, %ah /* test bits. */
jne _RegTest1Error
fldl dRegTest1_st6
fucomp %st( 6 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest1_st5
fucomp %st( 5 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest1_st4
fucomp %st( 4 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest1_st3
fucomp %st( 3 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest1_st2
fucomp %st( 2 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest1_st1
fucomp %st( 1 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
/* Restore clobbered register. */
pop %eax
.endif /* configSUPPORT_FPU */
/* Incrememnt the loop counter to prove this task has not gone into the
error null loop. */
add $1, ulRegTest1Counter
/* Loop again. */
jmp _RegTest1Loop
_RegTest1Error:
jmp .
.endfunc
/*-----------------------------------------------------------*/
.func vRegTest2
vRegTest2:
/* Set initial values into the general purpose registers. */
movl $0x10101010, %eax
movl $0x20202020, %ebx
movl $0x30303030, %ecx
movl $0x40404040, %edx
movl $0x50505050, %esi
movl $0x60606060, %edi
/* Set initial values into the floating point registers. */
.if configSUPPORT_FPU == 1
fldl dRegTest2_st7
fldl dRegTest2_st6
fldl dRegTest2_st5
fldl dRegTest2_st4
fldl dRegTest2_st3
fldl dRegTest2_st2
fldl dRegTest2_st1
.endif
_RegTest2Loop:
/* Loop checking the values originally loaded into the general purpose
registers remain through the life of the task. */
cmp $0x10101010, %eax
jne _RegTest2Error
cmp $0x20202020, %ebx
jne _RegTest2Error
cmp $0x30303030, %ecx
jne _RegTest2Error
cmp $0x40404040, %edx
jne _RegTest2Error
cmp $0x50505050, %esi
jne _RegTest2Error
cmp $0x60606060, %edi
jne _RegTest1Error
.if configSUPPORT_FPU == 1
/* Loop checking the values originally loaded into the floating point
registers remain through the life of the task. */
/* Loop checking the values originally loaded into the floating point
registers remain through the life of the task. */
push %eax /* push clobbered register. */
fldl dRegTest2_st7 /* st( 0 ) set to st( 7 ) value. */
fucomp %st( 7 ) /* Compare st( 0 ) with st( 7 ) and pop. */
fnstsw %ax /* Copy status word to ax. */
and $0x45, %ah /* Mask bits. */
xor $0x40, %ah /* test bits. */
jne _RegTest1Error
fldl dRegTest2_st6
fucomp %st( 6 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest2_st5
fucomp %st( 5 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest2_st4
fucomp %st( 4 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest2_st3
fucomp %st( 3 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest2_st2
fucomp %st( 2 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
fldl dRegTest2_st1
fucomp %st( 1 )
fnstsw %ax
and $0x45, %ah
xor $0x40, %ah
jne _RegTest1Error
/* Restore clobbered register. */
pop %eax
.endif /* configSUPPORT_FPU */
/* Force a yield from one of the reg test tasks to increase coverage. */
call vGenerateYieldInterrupt
/* Increment the loop counter to prove this task has not entered the error
null loop. */
add $1, ulRegTest2Counter
jmp _RegTest2Loop
_RegTest2Error:
jmp .
.endfunc
/*-----------------------------------------------------------*/
/* Purely for demonstration purposes, two of the HPET timers used by the
IntQueue test use the central interrupt handler, and timer 1 uses its own
assembly wrapper - which is defined below. See
http://www.freertos.org/RTOS_Intel_Quark_Galileo_GCC.html#interrupts for more
information. */
.func vApplicationHPETTimer1Wrapper
vApplicationHPETTimer1Wrapper:
portFREERTOS_INTERRUPT_ENTRY
call vHPETIRQHandler1
portFREERTOS_INTERRUPT_EXIT
.endfunc
.end
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