text: /*
   * FreeRTOS Kernel V10.3.1
   * 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!
   */
  
  /* Scheduler includes. */
  #include "FreeRTOS.h"
  #include "portable.h"
  
  /* Demo app includes. */
  #include "partest.h"
  #include "demoGpio.h"
  
  #define partstNUM_LEDS			( 8 )
  #define partstALL_OUTPUTS_OFF	( ( unsigned long ) ~(0xFFFFFFFF << partstNUM_LEDS) )
  
  static unsigned long ulLEDReg;
  
  /*-----------------------------------------------------------
   * Simple parallel port IO routines.
   *-----------------------------------------------------------*/
  
  static void SetLeds (unsigned int leds)
  {
  	gpio->out.leds = leds;
  }
  
  /*-----------------------------------------------------------*/
  
  void vParTestInitialise( void )
  {
  	gpio->dir.leds = 0xff;
  }
  
  /*-----------------------------------------------------------*/
  
  void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
  {
  	/* Switch an LED on or off as requested. */
  	if (uxLED < partstNUM_LEDS)
  	{
  		if( xValue )
  		{
  			ulLEDReg &= ~( 1 << uxLED );
  		}
  		else
  		{
  			ulLEDReg |= ( 1 << uxLED );
  		}
  
  		SetLeds( ulLEDReg );
  	}
  }
  /*-----------------------------------------------------------*/
  
  void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
  {
  	/* Toggle the state of the requested LED. */
  	if (uxLED < partstNUM_LEDS)
  	{
  		ulLEDReg ^= ( 1 << uxLED );
  		SetLeds( ulLEDReg );
  	}
  }
  
  