/*
    FreeRTOS V7.2.0 - Copyright (C) 2012 Real Time Engineers Ltd.
	

    ***************************************************************************
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     *    Complete, revised, and edited pdf reference manuals are also       *
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     *    professional grade, cross platform, de facto standard solutions    *
     *    for microcontrollers - completely free of charge!                  *
     *                                                                       *
     *    >>> See http://www.FreeRTOS.org/Documentation for details. <<<     *
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    ***************************************************************************


    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!
    
    ***************************************************************************
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    ***************************************************************************

    
    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.

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    the SafeRTOS brand: http://www.SafeRTOS.com.
*/

/*-----------------------------------------------------------
 * Simple parallel port IO routines.
 *-----------------------------------------------------------*/

/* Kernel includes. */
#include "FreeRTOS.h"
#include "task.h"

/* Fujitsu drivers/libraries. */
#include "mb9bf506n.h"
#include "system_mb9bf50x.h"

/* Only the LEDs on one of the two seven segment displays are used. */
#define partstMAX_LEDS		8

/* The LEDs are controlled by bits 8 to 15 of the IO port. */
#define partstLED_0_OFFSET	8

/*-----------------------------------------------------------*/

void vParTestInitialise( void )
{
const unsigned short usGPIOState = 0xFF00U;

	/* Analog inputs are not used on the LED outputs. */
	FM3_GPIO->ADE  = 0x00FF;
	
	/* LED seg1 to GPIO output (P18->P1F). */
	FM3_GPIO->DDR1 = 0xFF00;
	FM3_GPIO->PFR1 = 0x0000;
	
	/* LED seg2 to GPIO output (P30->P3F). */
	FM3_GPIO->DDR3 = 0xFF00;
	FM3_GPIO->PFR3 = 0x0000;
	
	/* Start with all LEDs off. */
	FM3_GPIO->PDOR3 = usGPIOState;
	FM3_GPIO->PDOR1 = usGPIOState;
}
/*-----------------------------------------------------------*/

void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
	if( uxLED < partstMAX_LEDS )
	{
		/* A critical section is used as the LEDs are also accessed from an
		interrupt. */
		taskENTER_CRITICAL();
		{
			if( xValue == pdTRUE )
			{
				FM3_GPIO->PDOR3 &= ~( 1UL << ( uxLED + partstLED_0_OFFSET ) );
			}
			else
			{
				FM3_GPIO->PDOR3 |= ( 1UL << ( uxLED + partstLED_0_OFFSET ) );
			}
		}
		taskEXIT_CRITICAL();
	}
}
/*-----------------------------------------------------------*/

void vParTestSetLEDFromISR( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
unsigned portBASE_TYPE uxInterruptFlags;

	uxInterruptFlags = portSET_INTERRUPT_MASK_FROM_ISR();
	{
		if( uxLED < partstMAX_LEDS )
		{
			if( xValue == pdTRUE )
			{
				FM3_GPIO->PDOR3 &= ~( 1UL << ( uxLED + partstLED_0_OFFSET ) );
			}
			else
			{
				FM3_GPIO->PDOR3 |= ( 1UL << ( uxLED + partstLED_0_OFFSET ) );
			}
		}
	}
	portCLEAR_INTERRUPT_MASK_FROM_ISR( uxInterruptFlags );
}
/*-----------------------------------------------------------*/

void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
	if( uxLED < partstMAX_LEDS )
	{
		/* A critical section is used as the LEDs are also accessed from an
		interrupt. */
		taskENTER_CRITICAL();
		{
			if( ( FM3_GPIO->PDOR3 & ( 1UL << ( uxLED + partstLED_0_OFFSET ) ) ) != 0UL )
			{
				FM3_GPIO->PDOR3 &= ~( 1UL << ( uxLED + partstLED_0_OFFSET ) );
			}
			else
			{
				FM3_GPIO->PDOR3 |= ( 1UL << ( uxLED + partstLED_0_OFFSET ) );
			}
		}
		taskEXIT_CRITICAL();
	}
}
/*-----------------------------------------------------------*/

long lParTestGetLEDState( unsigned long ulLED )
{
long lReturn = pdFALSE;

	if( ulLED < partstMAX_LEDS )
	{
		taskENTER_CRITICAL();
		{
			if( ( FM3_GPIO->PDOR3 & ( 1UL << ( ulLED + partstLED_0_OFFSET ) ) ) == 0UL )
			{
				lReturn = pdTRUE;
			}
		}
		taskEXIT_CRITICAL();
	}

	return lReturn;
}
/*-----------------------------------------------------------*/