text: /*
   * FreeRTOS Kernel V10.4.1
   * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy of
   * this software and associated documentation files (the "Software"), to deal in
   * the Software without restriction, including without limitation the rights to
   * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
   * the Software, and to permit persons to whom the Software is furnished to do so,
   * subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
   * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
   * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
   * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   *
   * http://www.FreeRTOS.org
   * http://aws.amazon.com/freertos
   *
   * 1 tab == 4 spaces!
   */
  
  /*-----------------------------------------------------------
   * Simple GPIO (parallel port) IO routines.
   *-----------------------------------------------------------*/
  
  /* Kernel includes. */
  #include "FreeRTOS.h"
  #include "task.h"
  
  /* Standard demo include. */
  #include "partest.h"
  
  /* Freescale includes. */
  #include "common.h"
  
  /* Only the LEDs on one of the two seven segment displays are used. */
  #define partstMAX_LEDS		4
  
  /* The bits used to control the LEDs on the TWR-K60N512. */
  const unsigned long ulLEDs[ partstMAX_LEDS ] = { ( 1UL << 10UL ), ( 1UL << 29UL ), ( 1UL << 28UL ), ( 1UL << 11UL ) };
  
  /*-----------------------------------------------------------*/
  
  void vParTestInitialise( void )
  {
  	/* Set PTA10, PTA11, PTA28, and PTA29 (connected to LED's) for GPIO
  	functionality. */
  	PORTA_PCR10 = ( 0 | PORT_PCR_MUX( 1 ) );
  	PORTA_PCR11 = ( 0 | PORT_PCR_MUX( 1 ) );
  	PORTA_PCR28 = ( 0 | PORT_PCR_MUX( 1 ) );
  	PORTA_PCR29 = ( 0 | PORT_PCR_MUX( 1 ) );
  	
  	/* Change PTA10, PTA11, PTA28, PTA29 to outputs. */
  	GPIOA_PDDR=GPIO_PDDR_PDD( ulLEDs[ 0 ] | ulLEDs[ 1 ] | ulLEDs[ 2 ] | ulLEDs[ 3 ] );	
  
  	/* Start with LEDs off. */
  	GPIOA_PTOR = ~0U;	
  }
  /*-----------------------------------------------------------*/
  
  void vParTestSetLED( unsigned long ulLED, signed portBASE_TYPE xValue )
  {
  	if( ulLED < partstMAX_LEDS )
  	{
  		if( xValue == pdTRUE )
  		{
  			GPIOA_PCOR = ulLEDs[ ulLED ];
  		}
  		else
  		{
  			GPIOA_PSOR = ulLEDs[ ulLED ];
  		}
  	}
  }
  /*-----------------------------------------------------------*/
  
  void vParTestToggleLED( unsigned long ulLED )
  {
  	if( ulLED < partstMAX_LEDS )
  	{
  		GPIOA_PTOR = ulLEDs[ ulLED ];
  	}
  }
  /*-----------------------------------------------------------*/
  
  long lParTestGetLEDState( unsigned long ulLED )
  {
  long lReturn = pdFALSE;
  
  	if( ulLED < partstMAX_LEDS )
  	{
  		lReturn = GPIOA_PDOR & ulLEDs[ ulLED ];
  		
  		if( lReturn == 0 )
  		{
  			lReturn = pdTRUE;
  		}
  		else
  		{
  			lReturn = pdFALSE;
  		}
  	}
  
  	return lReturn;
  }
  