/*
    FreeRTOS V7.2.0 - Copyright (C) 2012 Real Time Engineers Ltd.
	

    ***************************************************************************
     *                                                                       *
     *    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 Richard Barry, 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?                                      *
     *                                                                       *
     *    http://www.FreeRTOS.org/FAQHelp.html                               *
     *                                                                       *
    ***************************************************************************

    
    http://www.FreeRTOS.org - Documentation, training, latest information, 
    license and contact details.
    
    http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
    including FreeRTOS+Trace - an indispensable productivity tool.

    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.OpenRTOS.com.  High Integrity Systems also
    provide a safety engineered and independently SIL3 certified version under 
    the SafeRTOS brand: http://www.SafeRTOS.com.
*/

/* FreeRTOS.org includes. */
#include "FreeRTOS.h"

/* Demo application includes. */
#include "partest.h"

#define partstFIRST_IO			( ( unsigned long ) 0x04 )
#define partstFIO2_BITS			( ( unsigned long ) 0x0000007C )
#define partstFIO1_BITS			( ( unsigned long ) 0xB0000000 )
#define partstNUM_LEDS			( 5 )
#define partstALL_OUTPUTS_OFF	( ( unsigned long ) 0xff )

/*-----------------------------------------------------------
 * Simple parallel port IO routines.
 *-----------------------------------------------------------*/

void vParTestInitialise( void )
{
	/* LEDs on ports 1 and 2 to output. */
	GPIO2->FIODIR  = partstFIO2_BITS;
    GPIO1->FIODIR  = partstFIO1_BITS;

	/* Start will all LEDs off. */
    GPIO2->FIOCLR = partstFIO2_BITS;
    GPIO1->FIOCLR = partstFIO1_BITS;
}
/*-----------------------------------------------------------*/

void vParTestSetLED( unsigned long ulLEDIn, signed long xValue )
{
unsigned long ulLED = partstFIRST_IO;

	/* Used to set and clear LEDs on FIO2. */

	if( ulLEDIn < partstNUM_LEDS )
	{
		/* Rotate to the wanted bit of port */
		ulLED <<= ( unsigned long ) ulLEDIn;

		/* Set of clear the output. */
		if( xValue )
		{
			GPIO2->FIOCLR = ulLED;
		}
		else
		{
			GPIO2->FIOSET = ulLED;
		}
	}
}
/*-----------------------------------------------------------*/

void vParTestToggleLED( unsigned long ulLEDIn )
{
unsigned long ulLED = partstFIRST_IO, ulCurrentState;

	/* Used to toggle LEDs on FIO2. */

	if( ulLEDIn < partstNUM_LEDS )
	{
		/* Rotate to the wanted bit of port 0.  Only P10 to P13 have an LED
		attached. */
		ulLED <<= ( unsigned long ) ulLEDIn;

		/* If this bit is already set, clear it, and visa versa. */
		ulCurrentState = GPIO2->FIOPIN;
		if( ulCurrentState & ulLED )
		{
			GPIO2->FIOCLR = ulLED;
		}
		else
		{
			GPIO2->FIOSET = ulLED;
		}
	}
}
/*-----------------------------------------------------------*/

long lParTestGetLEDState( void )
{
	/* Returns the state of the LEDs on FIO1. */
	if( ( GPIO1->FIOPIN & partstFIO1_BITS ) != 0 )
	{
		return pdFALSE;
	}
	else
	{
		return pdTRUE;
	}
}
/*-----------------------------------------------------------*/

void vParTestSetLEDState( long lState )
{
	/* Used to set and clear the LEDs on FIO1. */
	if( lState != pdFALSE )
	{
		GPIO1->FIOSET = partstFIO1_BITS;
	}
	else
	{
		GPIO1->FIOCLR = partstFIO1_BITS;
	}
}
/*-----------------------------------------------------------*/