devices.c

GM5621原代码

/*
	$Workfile:   devices.c  $
	$Revision:   1.5  $
	$Date:   Jul 06 2006 20:41:06  $
*/

//******************************************************************
//
//          Copyright (C) 2002. GENESIS MICROCHIP INC.
//  All rights reserved.  No part of this program may be reproduced.
//
//	Genesis Microchip Corp., 2150 Gold Street
//			Alviso, CA 95002	USA
//  Genesis Microchip Inc., 165 Commerce Valley Dr. West
//          Thornhill, Ontario, Canada, L3T 7V8
//
//================================================================
//
//  MODULE: devices.c
//
//******************************************************************
#include "inc\all.h"


//**************************************************************
//	         L O C A L   V A R I A B L ES
//**************************************************************
//**************************************************************
//	         L O C A L   D E F I N I T I O N S
//**************************************************************
//**************************************************************
//	         L O C A L   F U N C T I O N    P R O T O T Y P E S
//**************************************************************
//**************************************************************
//	         C O D E
//**************************************************************
//***************************************************************
//	DESCRIPTION	:	Turn Led Red
//	SYNTAX     	:	void LedRed(void)
//***************************************************************
#if HDCP_ENABLE_4TH&& HDCP_SHOW_DEBUG_SIGNAL
//sweng0614: For HDCP Debug purpose, we need 2 GPO pins to indicate HDCP_BLOCK and DVI_BLOCK On/Off
//           Here, we use the LED control pins for temporary usage.
//           Therefore, we disable LED functions.
void LedRed(void)	{}
void LedOrange(void){}
void LedGreen(void) {}
void LedOff(void)   {}
#else 
void LedRed(void)
{
#ifdef PHOENIX
	gm_ClearAndSetBitsByte(GPO_OUTPUT, LED_MASK, LED_RED);
#endif
}
//***************************************************************
//	DESCRIPTION	:	Turn Led Orange (Or Amber (both green and red for phoenix))
//	SYNTAX     	:	void LedOrange(void)
//***************************************************************
void LedOrange(void)
{
#ifdef PHOENIX
	gm_ClearAndSetBitsByte(GPO_OUTPUT, LED_MASK, LED_ORANGE);
#else
	// Green LED off.  Orange LED on.
	#if LED_POL == NEG_POL
	gm_ClearAndSetBitsByte(GPOUTPUT1, LED_ORANGE, LED_GREEN);
	#else
	gm_ClearAndSetBitsByte(GPOUTPUT1, LED_GREEN, LED_ORANGE);
	#endif
#endif
}

//***************************************************************
//	DESCRIPTION	:	Turn Green LED by GPIO
//	SYNTAX     	:	void LedGreen(void)
//***************************************************************
void LedGreen(void)
{
#ifdef PHOENIX
	gm_ClearAndSetBitsByte(GPO_OUTPUT, LED_MASK, LED_GREEN);
#else
	// Green LED on.  Orange LED off.
	#if LED_POL == NEG_POL
	gm_ClearAndSetBitsByte(GPOUTPUT1, LED_GREEN, LED_ORANGE);
	#else
	gm_ClearAndSetBitsByte(GPOUTPUT1, LED_ORANGE, LED_GREEN);
	#endif
#endif
}

//***************************************************************
//	DESCRIPTION	:	Turn off LEDs (Green & Orange) by GPIO
//	SYNTAX     	:	void LedOff(void)
//***************************************************************
void LedOff(void)
{
#ifdef PHOENIX
	gm_ClearRegBitsByte(GPO_OUTPUT, LED_MASK);
#else
	// Green LED off.  Orange LED off.
	#if LED_POL == NEG_POL
	gm_SetRegBitsByte(GPOUTPUT1, (LED_GREEN | LED_ORANGE));
	#else
	gm_ClearRegBitsByte(GPOUTPUT1, (LED_GREEN | LED_ORANGE));
	#endif
#endif
}

#endif