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📄 init.c.svn-base

📁 这是三星的2443的wince的bootloader
💻 SVN-BASE
📖 第 1 页 / 共 2 页
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{
	UINT8 pagewidth_in_byte=0,offsize_in_byte=0;	
	volatile S3C2443_IOPORT_REG *s2443IOP = (S3C2443_IOPORT_REG *)OALPAtoVA(S3C2443_BASE_REG_PA_IOPORT, FALSE);
	volatile S3C2443_LCD_REG    *s2443LCD = (S3C2443_LCD_REG *)OALPAtoVA(S3C2443_BASE_REG_PA_LCD, FALSE);
	volatile S3C2443_INTR_REG	*s2443INTR = (S3C2443_INTR_REG *)OALPAtoVA(S3C2443_BASE_REG_PA_INTR, FALSE);
	UINT8 clkval=0;
	UINT16 hsync_cnt,vclk_cnt;
	UINT16 lcd_horizon_value,lcd_line_value;
	UINT8 lcd_vbpd,lcd_vfpd,lcd_vspw,lcd_hbpd,lcd_hfpd,lcd_hspw;
	UINT8 lcd_frame_rate;	
	UINT16 * pFB = NULL;
	//int i,j;
	
	
	// Set up the LCD controller registers to display a power-on bitmap image.
	//
	s2443IOP->MISCCR |= (1<<28);  // select LCD controller for TFT lcd controller
	
	
	s2443IOP->GPCUDP     = 0xFFFFFFFF;
	s2443IOP->GPCCON    = 0xAAAAAAAA;
	                            
	s2443IOP->GPDUDP     = 0xFFFFFFFF;
	s2443IOP->GPDCON    = 0xAAAAAAAA; 
	
	
	#if 1 // tempory
	s2443IOP->GPBCON = (s2443IOP->GPBCON & ~(3<<8)) | (1<<8); // Backlight Pwm control
	s2443IOP->GPBDAT  |= (1<<8);
	#else // control the backlight using pwm timer output
	s2443IOP->GPBCON = (s2443IOP->GPBCON & ~(3<<8)) | (2<<8); // set Timer out
	#endif
	
	// LCD _nRESET control
	s2443IOP->GPBCON = (s2443IOP->GPBCON & ~(3<<2)) |(1<<2);
	s2443IOP->GPBDAT |= (1<<1);	
	
	switch(LCD_MODULE_TYPE)
	{
		/*
		case LCD_MODULE_LTS222:
			lcd_horizon_value = LTS222_HOZVAL;
			lcd_line_value = LTS222_LINEVAL;
			lcd_vbpd = LTS222_VBPD;
			lcd_vfpd = LTS222_VFPD;
			lcd_vspw = LTS222_VSPW;
			lcd_hbpd = LTS222_HBPD;
			lcd_hfpd = LTS222_HFPD;
			lcd_hspw = LTS222_HSPW;
			lcd_frame_rate = LTS222_FRAME_RATE;
			InitLDI_LTS222();
			break;
		*/		
		case LCD_MODULE_LTV350:
			lcd_horizon_value = LTV350_HOZVAL;
			lcd_line_value = LTV350_LINEVAL;
			lcd_vbpd = LTV350_VBPD;
			lcd_vfpd = LTV350_VFPD;
			lcd_vspw = LTV350_VSPW;
			lcd_hbpd = LTV350_HBPD;
			lcd_hfpd = LTV350_HFPD;
			lcd_hspw = LTV350_HSPW;
			lcd_frame_rate = LTV350_FRAME_RATE;
			InitLDI_LTV350();
			break;
			
		default:
			break;
	}	

	pagewidth_in_byte = lcd_horizon_value/8*16;		
	offsize_in_byte = 0;
	
	//LcdWindowOnOff(LCD_WIN_ALL,LCD_OFF);	
	s2443LCD->WINCON0 &= ~0x01;
	s2443LCD->WINCON1 &= ~0x01;
	
	//LcdEnvidOnOff(LCD_OFF);
	s2443LCD->VIDCON0 &= (~3); // ENVID Off using Per Frame method

	//Basic_Display_Setting(window,WINCONx_16BPP_565,lcd_horizon_value,0);
	
	s2443LCD->VIDCON0 = VIDCON0_S_RGB_IF|VIDCON0_S_RGB_PAR|VIDCON0_S_VCLK_GATING_OFF|VIDCON0_S_CLKDIR_DIVIDED|VIDCON0_S_CLKSEL_HCLK;
	hsync_cnt = (lcd_vbpd+lcd_vfpd+lcd_vspw+lcd_line_value);
	vclk_cnt = (lcd_hbpd+lcd_hfpd+lcd_hspw+lcd_horizon_value);
	
	//clkval = (UINT8)(((float)S3C2443_HCLK/(float)(g_hsync_cnt*g_vclk_cnt*g_lcd_frame_rate*2))+0.5)-1;	
	// change for using EPLL Clock
	clkval = (UINT8)(((float)S3C2443_SCLK/(float)(hsync_cnt*vclk_cnt*lcd_frame_rate))+0.5)-1;	
	
	s2443LCD->VIDCON0 |= (clkval <<VIDCON0_CLKVAL_F_SHIFT)|VIDCON0_S_CLKSEL_UPLL;

	//check point
	s2443LCD->VIDCON1 = VIDCON1_S_VCLK_RISE_EDGE_FETCH|VIDCON1_S_HSYNC_INVERTED|VIDCON1_S_VSYNC_INVERTED;    //zxl
	
	s2443LCD->VIDTCON0=((lcd_vbpd-1)<<VIDTCON0_BPD_S)|((lcd_vfpd-1)<<VIDTCON0_FPD_S)|(lcd_vspw-1);
	s2443LCD->VIDTCON1=((lcd_hbpd-1)<<VIDTCON0_BPD_S)|((lcd_hfpd-1)<<VIDTCON0_FPD_S)|(lcd_hspw-1);
	s2443LCD->VIDTCON2 = ((lcd_line_value-1)<<VIDTCON2_LINEVAL_S)|(lcd_horizon_value-1);
	
	s2443LCD->WINCON0 = (0<<WINCON_SWAP_S)|(WINCONx_16WORD_BURST<<WINCON_BURSTLEN_S)|(WINCONx_16BPP_565<<WINCON_BPP_S); // 4word burst, 16bpp, 
	s2443LCD->VIDOSD0A = (0<<VIDOSDxAB_HORIZON_X_S)|(0);
	s2443LCD->VIDOSD0B = ((lcd_horizon_value-1)<<VIDOSDxAB_HORIZON_X_S)|(lcd_line_value-1);	

	s2443LCD->VIDW00ADD0B0 = (UINT32)IMAGE_FRAMEBUFFER_DMA_BASE;		
			// buffer end address
	s2443LCD->VIDW00ADD1B0 = (UINT32)IMAGE_FRAMEBUFFER_DMA_BASE + (LCD_XSIZE_TFT*LCD_YSIZE_TFT*2);
			// buffer size 
	s2443LCD->VIDW00ADD2B0 = (offsize_in_byte<<VIDWxADD2_OFFSET_SIZE_S)|(LCD_XSIZE_TFT*2);
	
	s2443LCD->WINCON0 |= (1<<WINCON_SWAP_S);	
	//*WxKEYCON0_Reg_Addr[win_num] = 0;
	//*WINxMAP_Reg_Addr[win_num] = 0;
	s2443LCD->WINCON0 |= 0x1;
	s2443LCD->VIDCON0 |= 0x3;

	s2443INTR->INTSUBMSK |= (0xf << IRQ_SUB_LCD1);	// MASK all LCD Sub Interrupt
   	 
        //memcpy((void *)IMAGE_FRAMEBUFFER_UA_BASE, prayer16bpp, LCD_ARRAY_SIZE_TFT_16BIT);
        /*
        pFB = (UINT16 *)IMAGE_FRAMEBUFFER_UA_BASE;
        
        for (i=0; i<240; i++)
        {
        	for (j=0; j<320; j++)
        	{
        		
        		if (i < (240/2))
        		{
        			if (j < (320/2))	*(pFB + j + i * 320) = 0xF800;
        			else  *(pFB + j + i * 320) = 0x07E0;
			} else
			{
        			if (j < (320/2))	*(pFB + j + i * 320) = 0x001F;
        			else  *(pFB + j + i * 320) = 0xFFFF;
        		}
        	}
        }*/
        
}

void ConfigureGPIO()
{
    volatile S3C2443_IOPORT_REG *s2443IOP = (S3C2443_IOPORT_REG *)OALPAtoVA(S3C2443_BASE_REG_PA_IOPORT, FALSE);
    volatile S3C2443_CLKPWR_REG *s2443CLKPWR = (S3C2443_CLKPWR_REG *)OALPAtoVA(S3C2443_BASE_REG_PA_CLOCK_POWER, FALSE);

}
#ifdef DVS_EN
#define UNDERSHOOT_WORKAROUND
/// @func ChangeVoltage
/// 
BOOL ChangeVoltage(int which, int *voltage_table)
{
	volatile int i;
	if((which & ARM_INT_VDD) == 0)
	{
		RETAILMSG(1,(TEXT("not defined voltage source to change. Voltage is not changed\n")));
		return FALSE;
	}
	else if(which == ARM_INT_VDD)
	{
#ifdef UNDERSHOOT_WORKAROUND
	{	
	 	volatile int i;
		for(i=0;i<VOLTAGEDELAY*2;i++);
	}
#endif			
		Max1718_Set(ARM_VDD, voltage_table[0]);
		Max1718_Set(INT_VDD, voltage_table[1]);
		if(	CurrVoltage[0] < voltage_table[0])		///< the voltage is change to higher
		{
			/// Regulator Delay
			for(i=0; i < VOLTAGEDELAY; i++);
		}
		CurrVoltage[0] = voltage_table[0];	///< ARM Voltage
		CurrVoltage[1] = voltage_table[1];	///< Int Voltage

	}
	else
	{
#ifdef UNDERSHOOT_WORKAROUND
	{	
	 	volatile int i;
		for(i=0;i<VOLTAGEDELAY*2;i++);
	}
#endif			

		Max1718_Set(which, voltage_table[which-1]);
		if(	CurrVoltage[which-1] < voltage_table[which-1])		///< the voltage is change to higher
		{
			/// Regulator Delay
			for(i=0; i < VOLTAGEDELAY; i++);
		}
		CurrVoltage[which-1] = voltage_table[which-1];
		
	}

	return TRUE;
}

/// Input ARM_VDD : 1
///       INT_VDD : 2
/// Returns
///		Current Voltage
int GetCurrentVoltage(int which)
{
	if ((which == ARM_VDD )	|| (which == INT_VDD))
	{
		return CurrVoltage[which-1];
	}
	else
	{
		return 0;
	}
}
#endif


//------------------------------------------------
//	MAX1718 ARM core, internal regulator setting		added 06.07.03 JJG
//------------------------------------------------


void Max1718_Init(int LatchOut_OnOff)  // add 060624
{
    volatile S3C2443_IOPORT_REG *s2443IOP = (S3C2443_IOPORT_REG *)OALPAtoVA(S3C2443_BASE_REG_PA_IOPORT, FALSE);
	//////////////////////////////////////////////
	// GPF3 GPF4 GPF5 GPF6 GPF7
	//  D4   D3   D2   D1   D0
	
	//	0	 0	  0 	0	 0		// 1.75V
	//	0	 0	  0 	0	 1		// 1.70V
	//	0	 0	  0 	1	 0		// 1.65V
	//	0	 0	  0 	1	 1		// 1.60V
	//	0	 0	  1 	0	 0		// 1.55V
	//	0	 0	  1 	0	 1		// 1.50V
	//	0	 0	  1 	1	 0		// 1.45V, Max. voltage of S3C2443 VDDarm
	//	0	 0	  1 	1	 1		// 1.40V
	//	0	 1	  0 	0	 0		// 1.35V
	//	0	 1	  0 	0	 1		// 1.30V
	//	0	 1	  0 	1	 0		// 1.25V
	//	0	 1	  0 	1	 1		// 1.20V
	//	0	 1	  1 	0	 0		// 1.15V
	//	0	 1	  1 	0	 1		// 1.10V
	//	0	 1	  1 	1	 0		// 1.05V
	//	0	 1	  1 	1	 1		// 1.00V
	//	1	 0	  0 	0	 1		// 0.95V
	//	1	 0	  0 	1	 1		// 0.90V
	//	1	 0	  1 	0	 1		// 0.85V
	//	1	 0	  1 	1	 1		// 0.80V
	if(LatchOut_OnOff == TRUE)
	{
		RETAILMSG(1,(TEXT("I GPFDAT: %x, GPFCON: %x, EXTINT0: %x, GPGDAT: %x, GPGCON: %x, EXTINT1: %x, GPBDAT: %x, GPBCON: %x, GPBUDP: %x\n"),
			 s2443IOP->GPFDAT, s2443IOP->GPFCON, s2443IOP->EXTINT0,
			 s2443IOP->GPGDAT, s2443IOP->GPGCON, s2443IOP->EXTINT1,
			 s2443IOP->GPBDAT, s2443IOP->GPBCON, s2443IOP->GPBUDP));	
       
    s2443IOP->GPFCON = s2443IOP->GPFCON & ~(0x3ff<<6)|(0x155<<6); // GPF3 ~ 7(Data5 ~ 1): OUTPUT
    #ifdef		EVT1
		// Always pull down, and force driving by GPFDAT to high
    #else
    s2443IOP->GPFUDP = s2443IOP->GPFUDP & ~(0x3ff<<6)|(0x2aa<<6); // pull down disable
    #endif
    
    s2443IOP->GPGCON = s2443IOP->GPGCON & ~(0xf<<12)|(0x5<<12); // GPG6(nARM_REG_LE), GPG7(CORE_REG_OE): OUTPUT
    s2443IOP->GPGUDP = s2443IOP->GPGUDP & ~(0xf<<12)|(0xa<<12); // pull down disable
    
    s2443IOP->GPBCON = s2443IOP->GPBCON & ~(0x3<<4)|(0x1<<4); // GPB2(nINT_REG_LE): OUTPUT
    s2443IOP->GPBUDP = s2443IOP->GPBUDP & ~(0x3<<4)|(0x2<<4); // pull down disable
    
   
    s2443IOP->GPGDAT|=(1<<7);   //Output enable
 
    s2443IOP->GPGDAT&=~(1<<6);   //Arm Latch enable
    s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(0<<5)|(0<<6)|(0<<7);	//1.35V
		s2443IOP->GPGDAT|=(1<<6);   //Arm Latch disable     

    s2443IOP->GPBDAT&=~(1<<2);   //Int Latch enable
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(0<<5)|(1<<6)|(1<<7);	//1.2V
		s2443IOP->GPBDAT|=(1<<2);   //Int Latch diaable

		RETAILMSG(1,(TEXT("E GPFDAT: %x, GPFCON: %x, EXTINT0: %x, GPGDAT: %x, GPGCON: %x, EXTINT1: %x, GPBDAT: %x, GPBCON: %x, GPBUDP: %x\n"),
			 s2443IOP->GPFDAT, s2443IOP->GPFCON, s2443IOP->EXTINT0,
			 s2443IOP->GPGDAT, s2443IOP->GPGCON, s2443IOP->EXTINT1,
			 s2443IOP->GPBDAT, s2443IOP->GPBCON, s2443IOP->GPBUDP));
	}
	else
	{
		s2443IOP->GPGDAT&=~(1<<7);		//Output Disable
	}	

}

//------------------------------------------------
//	MAX1718 ARM core, internal regulator setting
//------------------------------------------------
void Max1718_Set(int pwrsrc, int voltage)  // add 060624
{
    volatile S3C2443_IOPORT_REG *s2443IOP = (S3C2443_IOPORT_REG *)OALPAtoVA(S3C2443_BASE_REG_PA_IOPORT, FALSE);

     int vtg;
	//////////////////////////////////////////////
	// GPF3 GPF4 GPF5 GPF6 GPF7
	//  D4   D3   D2   D1   D0
	
	//	0	 0	  0 	0	 0		// 1.75V
	//	0	 0	  0 	0	 1		// 1.70V
	//	0	 0	  0 	1	 0		// 1.65V
	//	0	 0	  0 	1	 1		// 1.60V
	//	0	 0	  1 	0	 0		// 1.55V
	//	0	 0	  1 	0	 1		// 1.50V
	//	0	 0	  1 	1	 0		// 1.45V, Max. voltage of S3C2443 VDDarm
	//	0	 0	  1 	1	 1		// 1.40V
	//	0	 1	  0 	0	 0		// 1.35V
	//	0	 1	  0 	0	 1		// 1.30V
	//	0	 1	  0 	1	 0		// 1.25V
	//	0	 1	  0 	1	 1		// 1.20V
	//	0	 1	  1 	0	 0		// 1.15V
	//	0	 1	  1 	0	 1		// 1.10V
	//	0	 1	  1 	1	 0		// 1.05V
	//	0	 1	  1 	1	 1		// 1.00V
	//	1	 0	  0 	0	 1		// 0.95V
	//	1	 0	  0 	1	 1		// 0.90V
	//	1	 0	  1 	0	 1		// 0.85V
	//	1	 0	  1 	1	 1		// 0.80V
		UINT32 backup_gpfdat;
		backup_gpfdat = s2443IOP->GPFDAT; 
    vtg=voltage;
  /*  
    s2443IOP->GPFCON = s2443IOP->GPFCON & ~(0x3ff<<6)|(0x155<<6); // GPF3 ~ 7(Data5 ~ 1): OUTPUT
    s2443IOP->GPFUDP = s2443IOP->GPFUDP & ~(0x3ff<<6)|(0x2aa<<6); // pull down disable
    
    s2443IOP->GPGCON = s2443IOP->GPGCON & ~(0xf<<12)|(0x5<<12); // GPG6(nARM_REG_LE), GPG7(CORE_REG_OE): OUTPUT
    s2443IOP->GPGUDP = s2443IOP->GPGUDP & ~(0xf<<12)|(0xa<<12); // pull down disable
    
    s2443IOP->GPBCON = s2443IOP->GPBCON & ~(0x3<<4)|(0x1<<4); // GPB2(nINT_REG_LE): OUTPUT
    s2443IOP->GPBUDP = s2443IOP->GPBUDP & ~(0x3<<4)|(0x2<<4); // pull down disable
*/
// RETAILMSG(1,(TEXT("A GPFDAT: %x, GPFCON: %x, GPFUDP: %x, GPGDAT: %x, GPGCON: %x, GPGUDP: %x, GPBDAT: %x, GPBCON: %x, GPBUDP: %x\n"),
//			 s2443IOP->GPFDAT, s2443IOP->GPFCON, s2443IOP->GPFUDP,
//			 s2443IOP->GPGDAT, s2443IOP->GPGCON, s2443IOP->GPGUDP,
//			 s2443IOP->GPBDAT, s2443IOP->GPBCON, s2443IOP->GPBUDP));

    switch (vtg)
	{
	case V1750mV:
	      s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(0<<5)|(0<<6)|(0<<7);	//D4~0
	      break;

	case V1700mV:
	      s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(0<<5)|(0<<6)|(1<<7);	//D4~0
	      break;

	case V1650mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(0<<5)|(1<<6)|(0<<7);	//D4~0
		 break;
       
	case V1600mV:
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(0<<5)|(1<<6)|(1<<7);	//D4~0
		break;

	case V1550mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(1<<5)|(0<<6)|(0<<7);	//D4~0
		 break;

	case V1500mV:
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(1<<5)|(0<<6)|(1<<7);	//D4~0
		 break;

	case V1450mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(1<<5)|(1<<6)|(0<<7);	//D4~0
		 break;

	case V1400mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(0<<4)|(1<<5)|(1<<6)|(1<<7);	//D4~0
		 break;

	case V1350mV:
	      s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(0<<5)|(0<<6)|(0<<7);	//D4~0
	      break;

	case V1300mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(0<<5)|(0<<6)|(1<<7);	//D4~0
		 break;
       
	case V1250mV:
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(0<<5)|(1<<6)|(0<<7);	//D4~0
		break;

	case V1200mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(0<<5)|(1<<6)|(1<<7);	//D4~0
		 break;

	case V1150mV:
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(1<<5)|(0<<6)|(0<<7);	//D4~0
		 break;

	case V1100mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(1<<5)|(0<<6)|(1<<7);	//D4~0
		 break;

	case V1050mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(1<<5)|(1<<6)|(0<<7);	//D4~0
		 break;

	case V1000mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(1<<5)|(1<<6)|(1<<7);	//D4~0
		break;

	case V950mV:
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(1<<3)|(0<<4)|(0<<5)|(0<<6)|(1<<7);	//D4~0
		 break;
	case V925mV:
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(1<<3)|(0<<4)|(0<<5)|(1<<6)|(0<<7);	//D4~0
		 break;

	case V900mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(1<<3)|(0<<4)|(0<<5)|(1<<6)|(1<<7);	//D4~0
		 break;

	case V850mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(1<<3)|(0<<4)|(1<<5)|(0<<6)|(1<<7);	//D4~0
		 break;
	case V825mV:
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(1<<3)|(0<<4)|(1<<5)|(1<<6)|(0<<7);	//D4~0
		 break;

    case V800mV:
		s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(1<<3)|(0<<4)|(1<<5)|(1<<6)|(1<<7);	//D4~0
		 break;

    default:	// 1.35V
		 s2443IOP->GPFDAT=(s2443IOP->GPFDAT&~(0x1f<<3))|(0<<3)|(1<<4)|(0<<5)|(0<<6)|(0<<7);	//D4~0
		 break;	 		
	}
	
	
	if(pwrsrc == ARM_VDD)	s2443IOP->GPGDAT&=~(1<<6);   //Arm Latch enable
	else  	s2443IOP->GPBDAT&=~(1<<2);   //Int Latch enable
	
	s2443IOP->GPGDAT|=(1<<7);   //Output enable
	
	if(pwrsrc == ARM_VDD)	s2443IOP->GPGDAT|=(1<<6);   //Arm Latch disable
	else  	s2443IOP->GPBDAT|=(1<<2);   //Int Latch diaable

	s2443IOP->GPFDAT = backup_gpfdat; 	

// RETAILMSG(1,(TEXT("B GPFDAT: %x, GPFCON: %x, GPFUDP: %x, GPGDAT: %x, GPGCON: %x, GPGUDP: %x, GPBDAT: %x, GPBCON: %x, GPBUDP: %x\n"),
//			 s2443IOP->GPFDAT, s2443IOP->GPFCON, s2443IOP->GPFUDP,
//			 s2443IOP->GPGDAT, s2443IOP->GPGCON, s2443IOP->GPGUDP,
//			 s2443IOP->GPBDAT, s2443IOP->GPBCON, s2443IOP->GPBUDP));
}

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