#define pISR_ZDMA0	(*(unsigned *)(_ISR_STARTADDRESS+0x6c))#define pISR_TICK	(*(unsigned *)(_ISR_STARTADDRESS+0x70))#define pISR_EINT4567	(*(unsigned *)(_ISR_STARTADDRESS+0x74))#define pISR_EINT3	(*(unsigned *)(_ISR_STARTADDRESS+0x78))#define pISR_EINT2	(*(unsigned *)(_ISR_STARTADDRESS+0x7c))#define pISR_EINT1	(*(unsigned *)(_ISR_STARTADDRESS+0x80))#define pISR_EINT0	(*(unsigned *)(_ISR_STARTADDRESS+0x84))/* PENDING BIT *///CAUTION:You must clear the pending bit as general special register.//        it's different way with KS32C6x00 #define BIT_ADC		(0x1)#define BIT_RTC		(0x1<<1)#define BIT_UTXD1	(0x1<<2)#define BIT_UTXD0	(0x1<<3)#define BIT_SIO		(0x1<<4)#define BIT_IIC		(0x1<<5)#define BIT_URXD1	(0x1<<6)#define BIT_URXD0	(0x1<<7)#define BIT_TIMER5	(0x1<<8)#define BIT_TIMER4	(0x1<<9)#define BIT_TIMER3	(0x1<<10)#define BIT_TIMER2	(0x1<<11)#define BIT_TIMER1	(0x1<<12)#define BIT_TIMER0	(0x1<<13)#define BIT_UERR01	(0x1<<14)#define BIT_WDT		(0x1<<15)#define BIT_BDMA1	(0x1<<16)#define BIT_BDMA0	(0x1<<17)#define BIT_ZDMA1	(0x1<<18)#define BIT_ZDMA0	(0x1<<19)#define BIT_TICK	(0x1<<20)#define BIT_EINT4567	(0x1<<21)#define BIT_EINT3	(0x1<<22)#define BIT_EINT2	(0x1<<23)#define BIT_EINT1	(0x1<<24)#define BIT_EINT0	(0x1<<25)#define BIT_GLOBAL	(0x1<<26)#define I8    signed char#define U8  unsigned char     /* unsigned 8  bits. */#define I16   signed short    /*   signed 16 bits. */#define U16 unsigned short    /* unsigned 16 bits. */#define I32   signed int	  /*   signed 32 bits. */#define U32 unsigned int      /* unsigned 32 bits. */#define I16P I16              /*   signed 16 bits OR MORE ! */#define U16P U16              /* unsigned 16 bits OR MORE ! *//****************************************************************H/W CONNECTIONS:TP_DCLK		GPC9	OUTTP_CS		GPC5	OUTTP_DIN		GPC6	OUTTP_DOUT		GPC7	INTP_BUSY		GPD6	INTP_IRQ		GPC4	IN****************************************************************/// A/D 通道選擇命令字和工作寄存器#define	CHX 	0x90	//通道Y+的選擇控制字	//0x94#define	CHY 	0xD0	//通道X+的選擇控制字	//0xD4int		g_xOffset=12;int		g_yOffset=-19;/* *	write to ads7843's pin */#define TP_DCLK(a)      rPDATE= (rPDATE&~(0x1<<3))|(!a<<3)#define TP_CS(a)		rPDATE= (rPDATE&~(0x1<<4))|(a<<4)#define TP_DIN(a)		rPDATE= (rPDATE&~0x1<<6)|(a<<6&0x1<<6)/* *	read from ads7843's pin */#define TP_DOUT	    ((rPDATE>>7) & 0x1)	#define TP_BUSY		((rPDATD>>6) & 0x1)#define TP_IRQ		((rPDATG>>7) & 0x1)int Read_X(void);int Read_Y(void);void TP_GetAdXY(int *x,int *y);void TP_EINT3(void);void TP_init(void);int g_bLastTouched=0;static void WR_CMD (U8 cmd) {	U8 buf;	U8 i,j;	TP_CS(1);	TP_DIN(0);    TP_DCLK(1);    TP_CS(0);	      		//芯片允許	for(i=0;i<8;i++) {		buf=(cmd>>(7-i))&0x1;	//MSB在前,LSB在后		TP_DIN(buf);	 	//時鐘上升沿鎖存DIN				for(j=0;j<25;j++);;	//200ns		TP_DCLK(1);			//開始發送命令字				for(j=0;j<25;j++);;	//200ns		TP_DCLK(0);			//時鐘脈沖，一共8個	}}static U16 RD_AD(void) {	U16 buf=0,temp;	U8 i,j;    TP_DIN(0);	TP_DCLK(1);	for(i=0;i<12;i++) {				for(j=0;j<25;j++);	//200ns		TP_DCLK(0);					for(j=0;j<5;j++);			temp=TP_DOUT;		//時鐘下降沿讀取,一共12個,MSB在前,LSB在后		buf|=(temp<<(11-i));				for(j=0;j<25;j++);	//200ns		TP_DCLK(1);	}	for(i=0;i<4;i++) {		for(j=0;j<25;j++);	//200ns		TP_DCLK(1);		for(j=0;j<25;j++);	//200ns		TP_DCLK(0);			//4個沒用時鐘	}		TP_CS(1); 				//禁止芯片	buf&=0x0fff;			//屏蔽高4 bit	return(buf);}int Read_X(void) { 	int i;		WR_CMD(CHX);	for(i=0;i<1;i++);	i=RD_AD();	return i;   }int Read_Y(void) { 	int i;		WR_CMD(CHY);	for(i=0;i<1;i++);	i=RD_AD();	return i;    }void TP_GetAdXY(int *x,int *y) {	int adx,ady;		adx=Read_X();	ady=Read_Y();		*x=adx;	*y=ady;}extern SCREENDEVICE scrdev;/* * Open up the mouse device. * Returns the fd if successful, or negative if unsuccessful. */static int PD_Open(MOUSEDEVICE *pmd){    int j=0;	int	a=0;	int	b=0;	int	bNoCursor=0;	const char cal_filename[] = "/etc/pointercal";	int items;	FILE* f = fopen(cal_filename, "r");	if ( f == NULL )	{		EPRINTF("Error %d opening pointer calibration file %s. Using default settings.\n",			errno, cal_filename);	}	else	{		items = fscanf(f, "%d %d",&a, &b);		if ( items != 2 )		{			EPRINTF("Improperly formatted pointer calibration file %s. Using default settings\n",				cal_filename);		}		else		{			g_xOffset = a;			g_yOffset = b;			bNoCursor = 1;		}		fclose(f);	}    rPCONE=0x21569;//0x6552a;//0x2B;	
    rPUPE=0xff;	//0xff;	
    rPDATG=0xFF;
    //PORT F GROUP
    //rPCONF[21:0]
    //| BIT21|....................................|  BIT0
    //|IISCLK|PF7|IISDO|IISLRCK|PF4|PF3|PF2|IICSDA|IICSCL
    //|   100|000|  100|    100| 00| 00| 00|    10|    10
    //rPUPF[8:0]
    //|     1|  0|    1|      1|  0|  0|  0|     1|     1
    rPCONF=0x9256A;//0x2A;
    rPUPF=0xff;;
    //printf("PD_Open called in mou_cleo.c.4\n");    TP_DCLK(1);    TP_CS(1);	// 讀取設置信息。	// 如果設置信息正確那么隱藏光標。    if (bNoCursor)    {		GdHideCursor(&scrdev);    }	return 1;}/* * Close the mouse device. */static void PD_Close(void){   //close_touch();}/* * Get mouse buttons supported */static int PD_GetButtonInfo(void){	return MWBUTTON_L;}/* * Get default mouse acceleration settings */static void PD_GetDefaultAccel(int *pscale,int *pthresh){	/*	 * Get default mouse acceleration settings	 * This doesn't make sense for a touch panel.	 * Just return something inconspicuous for now.	 */	*pscale = 3;	*pthresh = 5;}#define X_MIN	160#define X_MAX	1860#define Y_MIN	128#define Y_MAX	1930static int PD_Read(MWCOORD *px, MWCOORD *py, MWCOORD *pz, int *pb){  	static int xPhys, yPhys;  	int  x,y;    	float fx,fy;	//printf("PD_Read\n");        		// Execute the state machine which reads the touch 	TP_GetAdXY(&xPhys,&yPhys);		/*	 * Read the tpanel state and position.         * Returns the position data in x, y, and button data in b.	 * Returns -1 on error.	 * Returns 0 if no new data is available.	 * Returns 1 if position data is relative (i.e. mice).	 * Returns 2 if position data is absolute (i.e. touch panels).	 * Returns 3 if position data is not available, but button data is.	 * This routine does not block.	 *	 * Unlike a mouse, this driver returns absolute postions, not deltas.	 */	//Convert values into logical values	if ((xPhys < X_MIN) || (xPhys > X_MAX) || (yPhys < Y_MIN) || (yPhys > Y_MAX))	{		//printf("Position invalid. X = %d, Y = %d\n",xPhys,yPhys);		if (g_bLastTouched == 1)		{			//printf("Return button state only.\n");			*pb = 0;			g_bLastTouched = 0;			return 3;		}		else		{			return 0;		}	}	fx = (float)1 - ((float)xPhys / (float)(X_MAX));	fy = ((float)yPhys / (float)(Y_MAX));		x= fy*320;	y = fx*240;	if ((x != 0) || (y != 0))	{		x=x-g_xOffset;		y=y-g_yOffset;		//printf("x is %d y is %d.\n",x,y);		*px = x;		*py = y;		*pb = MWBUTTON_L;		g_bLastTouched = 1;		return 2;	}	else	{		//printf("x=0 and y=0 %d %d\n",xPhys,yPhys);		return 0;	}}static int PD_Poll(void){	return 1;}MOUSEDEVICE mousedev = {	PD_Open,	PD_Close,	PD_GetButtonInfo,	PD_GetDefaultAccel,	PD_Read,	PD_Poll};#ifdef TESTint main1(){	MWCOORD x, y, z;	int	b;	int result;	DPRINTF("Opening touch panel...\n");	if((result=PD_Open(0)) < 0)		DPRINTF("Error %d, result %d opening touch-panel\n", errno, result);	DPRINTF("Reading touch panel...\n");	while(1) {		result = PD_Read(&x, &y, &z, &b);		if( result > 0) {			/* DPRINTF("%d,%d,%d,%d,%d\n", result, x, y, z, b); */		}	}}#endif