FreeRTOS-Kernel/Demo/SuperH_SH7216_Renesas/RTOSDemo/ParTest/ParTest.c

/*
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*/

/*-----------------------------------------------------------
 * Simple IO routines to control the LEDs.
 *-----------------------------------------------------------*/

/* Scheduler includes. */
#include "FreeRTOS.h"
#include "task.h"

/* Demo includes. */
#include "partest.h"

#define partestNUM_LEDS ( 6 )
#define partestALL_LEDS ( usLEDMasks[ 0 ] | usLEDMasks[ 1 ] | usLEDMasks[ 2 ] | usLEDMasks[ 3 ] | usLEDMasks[ 4 ] | usLEDMasks[ 5 ] )

static const unsigned short usLEDMasks[ partestNUM_LEDS ] = { ( 1 << 9 ), ( 1 << 11 ), ( 1 << 12 ), ( 1 << 13 ), ( 1 << 14 ), ( 1 << 15 ) };
/*-----------------------------------------------------------*/

void vParTestInitialise( void )
{
	/* Select port functions for PE9 to PE15. */
	PFC.PECRL3.WORD &= ( unsigned short ) ~partestALL_LEDS;

	/* Turn all LEDs off. */
	PE.DR.WORD &= ( unsigned short ) ~partestALL_LEDS;
	
	/* Set all LEDs to output. */
	PFC.PEIORL.WORD |= ( unsigned short ) partestALL_LEDS;
}
/*-----------------------------------------------------------*/

void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
	if( uxLED < partestNUM_LEDS )
	{
		if( xValue )
		{
			/* Turn the LED on. */
			taskENTER_CRITICAL();
			{
				PE.DR.WORD |= usLEDMasks[ uxLED ];
			}
			taskEXIT_CRITICAL();
		}
		else
		{
			/* Turn the LED off. */
			taskENTER_CRITICAL();
			{
				PE.DR.WORD &= ( unsigned short ) ~usLEDMasks[ uxLED ];
			}
			taskEXIT_CRITICAL();
		}
	}
}
/*-----------------------------------------------------------*/

void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
	if( uxLED < partestNUM_LEDS )
	{
		taskENTER_CRITICAL();
		{
			if( ( PE.DR.WORD & usLEDMasks[ uxLED ] ) != 0x00 )
			{
				PE.DR.WORD &= ( unsigned short ) ~usLEDMasks[ uxLED ];
			}
			else
			{
				PE.DR.WORD |= usLEDMasks[ uxLED ];
			}
		}
		taskEXIT_CRITICAL();
	}
}
/*-----------------------------------------------------------*/
							
long lParTestGetLEDState( void )
{
	/* Returns the state of the fifth LED. */
	return !( PE.DR.WORD & usLEDMasks[ 4 ] );
}
/*-----------------------------------------------------------*/