/*
    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
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    http://www.FreeRTOS.org/training - Investing in training allows your team to
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    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,
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    http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
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    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
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    1 tab == 4 spaces!
*/

/* Scheduler includes. */
#include "FreeRTOS.h"

/* Demo application includes. */
#include "partest.h"

/*-----------------------------------------------------------
 * Simple parallel port IO routines for the LED's.  LED's can be set, cleared
 * or toggled.
 *-----------------------------------------------------------*/

#define partstNUM_LEDS		( 4 )
#define partstALL_LEDS		( ulLED_Mask[ 0 ] | ulLED_Mask[ 1 ] | ulLED_Mask[ 2 ] | ulLED_Mask[ 3 ] )
const unsigned long 	ulLED_Mask[ partstNUM_LEDS ]= { (1<<19), (1<<20), (1<<21), (1<<22) };


void vParTestInitialise( void )
{	
	/* Configure the PIO Lines corresponding to LED1 to LED4 to be outputs. */
	AT91C_BASE_PIOB->PIO_PER = partstALL_LEDS; 
	AT91C_BASE_PIOB->PIO_OER = partstALL_LEDS; 

	/* Start with all LED's off. */
    AT91C_BASE_PIOB->PIO_SODR = partstALL_LEDS;
}
/*-----------------------------------------------------------*/

void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
	if( uxLED < ( portBASE_TYPE ) partstNUM_LEDS )
	{
		if( xValue )
		{
			AT91C_BASE_PIOB->PIO_SODR = ulLED_Mask[ uxLED ];
		}
		else
		{
			AT91C_BASE_PIOB->PIO_CODR = ulLED_Mask[ uxLED ];
		}
	}
}
/*-----------------------------------------------------------*/

void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
	if( uxLED < ( portBASE_TYPE ) partstNUM_LEDS )
	{
		if( AT91C_BASE_PIOB->PIO_PDSR & ulLED_Mask[ uxLED ] )
		{
			AT91C_BASE_PIOB->PIO_CODR = ulLED_Mask[ uxLED ];
		}
		else
		{
			AT91C_BASE_PIOB->PIO_SODR = ulLED_Mask[ uxLED ];
		}
	}
}
/*-----------------------------------------------------------*/

unsigned portBASE_TYPE uxParTestGetLED( void )
{
	/* Return the value of LED DS4 for use by the WEB server. */
	return !( AT91C_BASE_PIOB->PIO_PDSR & ulLED_Mask[ partstNUM_LEDS - 1 ] );
}