/*
    FreeRTOS V7.5.0 - 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,
    including FreeRTOS+Trace - an indispensable productivity tool, a DOS
    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 IO routines to control the LEDs.
 *-----------------------------------------------------------*/

/* Scheduler includes. */
#include "FreeRTOS.h"
#include "task.h"

/* Demo includes. */
#include "partest.h"

#define partestNUM_LEDS ( 6 )
#define partestALL_LEDS ( usLEDMasks[ 0 ] | usLEDMasks[ 1 ] | usLEDMasks[ 2 ] | usLEDMasks[ 3 ] | usLEDMasks[ 4 ] | usLEDMasks[ 5 ] )

static const unsigned short usLEDMasks[ partestNUM_LEDS ] = { ( 1 << 9 ), ( 1 << 11 ), ( 1 << 12 ), ( 1 << 13 ), ( 1 << 14 ), ( 1 << 15 ) };
/*-----------------------------------------------------------*/

void vParTestInitialise( void )
{
	/* Select port functions for PE9 to PE15. */
	PFC.PECRL3.WORD &= ( unsigned short ) ~partestALL_LEDS;

	/* Turn all LEDs off. */
	PE.DR.WORD &= ( unsigned short ) ~partestALL_LEDS;
	
	/* Set all LEDs to output. */
	PFC.PEIORL.WORD |= ( unsigned short ) partestALL_LEDS;
}
/*-----------------------------------------------------------*/

void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
	if( uxLED < partestNUM_LEDS )
	{
		if( xValue )
		{
			/* Turn the LED on. */
			taskENTER_CRITICAL();
			{
				PE.DR.WORD |= usLEDMasks[ uxLED ];
			}
			taskEXIT_CRITICAL();
		}
		else
		{
			/* Turn the LED off. */
			taskENTER_CRITICAL();
			{
				PE.DR.WORD &= ( unsigned short ) ~usLEDMasks[ uxLED ];
			}
			taskEXIT_CRITICAL();
		}
	}
}
/*-----------------------------------------------------------*/

void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
	if( uxLED < partestNUM_LEDS )
	{
		taskENTER_CRITICAL();
		{
			if( ( PE.DR.WORD & usLEDMasks[ uxLED ] ) != 0x00 )
			{
				PE.DR.WORD &= ( unsigned short ) ~usLEDMasks[ uxLED ];
			}
			else
			{
				PE.DR.WORD |= usLEDMasks[ uxLED ];
			}
		}
		taskEXIT_CRITICAL();
	}
}
/*-----------------------------------------------------------*/
							
long lParTestGetLEDState( void )
{
	/* Returns the state of the fifth LED. */
	return !( PE.DR.WORD & usLEDMasks[ 4 ] );
}
/*-----------------------------------------------------------*/