/*
    FreeRTOS V7.4.1 - Copyright (C) 2013 Real Time Engineers Ltd.

    FEATURES AND PORTS ARE ADDED TO FREERTOS ALL THE TIME.  PLEASE VISIT
    http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.

    ***************************************************************************
     *                                                                       *
     *    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 Real Time Engineers Ltd., 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?"                                     *
     *                                                                       *
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     *                                                                       *
    ***************************************************************************


    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, and our new
    fully thread aware and reentrant UDP/IP stack.

    http://www.OpenRTOS.com - 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.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.
*/


__asm vRegTest1Task( void )
{
	PRESERVE8
	IMPORT ulRegTest1LoopCounter

	/* 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
	nop
}
/*-----------------------------------------------------------*/

__asm vRegTest2Task( void )
{
	PRESERVE8
	IMPORT ulRegTest2LoopCounter

	/* 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
	nop
}
/*-----------------------------------------------------------*/

__asm vRegTestClearFlopRegistersToParameterValue( unsigned long ulValue	)
{
	PRESERVE8

	/* 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
}
/*-----------------------------------------------------------*/

__asm ulRegTestCheckFlopRegistersContainParameterValue( unsigned long ulValue )
{
	PRESERVE8

	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
}