/*
    FreeRTOS V8.2.3 - 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!
*/
#include "msp430.h"
#include "FreeRTOSConfig.h"
#include "data_model.h"

/*
 * The definition of the "register test" tasks, as described at the top of
 * main.c
 */



	IMPORT usRegTest1Counter
	IMPORT usRegTest2Counter
	IMPORT vPortYield
	
	EXPORT vRegTest1Task
	EXPORT vRegTest2Task

	RSEG CODE
	
	EVEN

vRegTest1Task:

	/* Fill each general purpose register with a known value. */
	mov_x	#0x4444, r4
	mov_x	#0x5555, r5
	mov_x	#0x6666, r6
	mov_x	#0x7777, r7
	mov_x	#0x8888, r8
	mov_x	#0x9999, r9
	mov_x	#0xaaaa, r10
	mov_x	#0xbbbb, r11
	mov_x	#0xcccc, r12
	mov_x	#0xdddd, r13
	mov_x	#0xeeee, r14
	mov_x	#0xffff, r15
	
prvRegTest1Loop:

	/* Test each general purpose register to check that it still contains the
	expected known value, jumping to vRegTest1Error if any register contains
	an unexpected value. */
	cmp_x	#0x4444, r4
	jne		vRegTest1Error
	cmp_x	#0x5555, r5
	jne		vRegTest1Error
	cmp_x	#0x6666, r6
	jne		vRegTest1Error
	cmp_x	#0x7777, r7
	jne		vRegTest1Error
	cmp_x	#0x8888, r8
	jne		vRegTest1Error
	cmp_x	#0x9999, r9
	jne		vRegTest1Error
	cmp_x	#0xaaaa, r10
	jne		vRegTest1Error
	cmp_x	#0xbbbb, r11
	jne		vRegTest1Error
	cmp_x	#0xcccc, r12
	jne		vRegTest1Error
	cmp_x	#0xdddd, r13
	jne		vRegTest1Error
	cmp_x	#0xeeee, r14
	jne		vRegTest1Error
	cmp_x	#0xffff, r15
	jne		vRegTest1Error
	
	/* This task is still running without jumping to vRegTest1Error, so increment
	the loop counter so the check task knows the task is running error free. */
	incx.w	&usRegTest1Counter
	
	/* Loop again, performing the same tests. */
	jmp		prvRegTest1Loop
	nop

	
	EVEN
	
vRegTest1Error:
	jmp vRegTest1Error
	nop
	
/*-----------------------------------------------------------*/

/* See the comments in vRegTest1Task.  This task is the same, it just uses
different values in its registers. */
vRegTest2Task:

	mov_x	#0x4441, r4
	mov_x	#0x5551, r5
	mov_x	#0x6661, r6
	mov_x	#0x7771, r7
	mov_x	#0x8881, r8
	mov_x	#0x9991, r9
	mov_x	#0xaaa1, r10
	mov_x	#0xbbb1, r11
	mov_x	#0xccc1, r12
	mov_x	#0xddd1, r13
	mov_x	#0xeee1, r14
	mov_x	#0xfff1, r15
	
prvRegTest2Loop:

	cmp_x	#0x4441, r4
	jne		vRegTest2Error
	cmp_x	#0x5551, r5
	jne		vRegTest2Error
	cmp_x	#0x6661, r6
	jne		vRegTest2Error
	cmp_x	#0x7771, r7
	jne		vRegTest2Error
	cmp_x	#0x8881, r8
	jne		vRegTest2Error
	cmp_x	#0x9991, r9
	jne		vRegTest2Error
	cmp_x	#0xaaa1, r10
	jne		vRegTest2Error
	cmp_x	#0xbbb1, r11
	jne		vRegTest2Error
	cmp_x	#0xccc1, r12
	jne		vRegTest2Error
	cmp_x	#0xddd1, r13
	jne		vRegTest2Error
	cmp_x	#0xeee1, r14
	jne		vRegTest2Error
	cmp_x	#0xfff1, r15
	jne		vRegTest2Error
	
	/* Also perform a manual yield, just to increase the scope of the test. */
	calla 	#vPortYield
	
	incx.w	&usRegTest2Counter
	jmp		prvRegTest2Loop
	nop

	
vRegTest2Error:
	jmp vRegTest2Error
	nop
/*-----------------------------------------------------------*/

     		
	END