FreeRTOS/Demo/CORTUS_APS3_GCC/Demo/ParTest.c

/*
 * FreeRTOS Kernel V10.0.0
 * Copyright (C) 2017 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. If you wish to use our Amazon
 * FreeRTOS name, please do so in a fair use way that does not cause confusion.
 *
 * 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 );
	}
}