/*
    FreeRTOS V7.5.1 - Copyright (C) 2013 Real Time Engineers Ltd.

    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,
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    compatible FAT file system, and our tiny thread aware UDP/IP stack.

    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!
*/

/*-----------------------------------------------------------
 * Simple parallel port IO routines.
 *-----------------------------------------------------------*/

/* FreeRTOS includes. */
#include "FreeRTOS.h"
#include "task.h"

/* Demo includes. */
#include "partest.h"

#define partstTOTAL_NUM_LEDs		16
#define partstNUM_LEDs_PER_DISPLAY	8

volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned portCHAR * ) 3, ( unsigned portCHAR * ) 5 };

void vParTestInitialise( void )
{
	/* In this case all the initialisation is performed in prvSetupHardware()
	in main.c. */	
}
/*-----------------------------------------------------------*/

void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
unsigned portBASE_TYPE uxLEDMask = 0x01;

	if( uxLED < partstNUM_LEDs_PER_DISPLAY )
	{
		uxLEDMask <<= uxLED;
		
		taskENTER_CRITICAL();
		{
			if( xValue )
			{
				*pucDisplayOutput[ 0 ] &= ~uxLEDMask;
			}
			else
			{
				*pucDisplayOutput[ 0 ] |= uxLEDMask;				
			}
		}
		taskEXIT_CRITICAL();
	}
	else if( uxLED < partstTOTAL_NUM_LEDs )
	{
		uxLED -= partstNUM_LEDs_PER_DISPLAY;

		uxLEDMask <<= uxLED;
		
		taskENTER_CRITICAL();
		{
			if( xValue )
			{
				*pucDisplayOutput[ 1 ] &= ~uxLEDMask;
			}
			else
			{
				*pucDisplayOutput[ 1 ] |= uxLEDMask;				
			}
		}
		taskEXIT_CRITICAL();
	}
}
/*-----------------------------------------------------------*/

void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
unsigned portBASE_TYPE uxLEDMask = 0x01;

	if( uxLED < partstNUM_LEDs_PER_DISPLAY )
	{
		uxLEDMask <<= uxLED;
		
		taskENTER_CRITICAL();
		{
			if( *pucDisplayOutput[ 0 ] & uxLEDMask )
			{
				*pucDisplayOutput[ 0 ] &= ~uxLEDMask;
			}
			else
			{
				*pucDisplayOutput[ 0 ] |= uxLEDMask;
			}
		}
		taskEXIT_CRITICAL();
	}
	else if( uxLED < partstTOTAL_NUM_LEDs )
	{
		uxLED -= partstNUM_LEDs_PER_DISPLAY;

		uxLEDMask <<= uxLED;
		
		taskENTER_CRITICAL();
		{
			if( *pucDisplayOutput[ 1 ] & uxLEDMask )
			{
				*pucDisplayOutput[ 1 ] &= ~uxLEDMask;
			}
			else
			{
				*pucDisplayOutput[ 1 ] |= uxLEDMask;
			}
		}
		taskEXIT_CRITICAL();
	}
}