/****************************************************************************
 * Module:      TunerU7A06
 *
 * Description: Tuner Driver for U7A06 Main Routines
 *
 * Notes: 20070312/hwatk
 *
 ************************************************************************^^*/

#include <stdio.h>
#include "TunerU7A06.h"
#include "IicComm.h"

#include "dsthalcommon.h"
#include "dsthalcfg.h"
#include "S5H1409Core.h"

#ifndef NIMTN_TYPE
#error NIMTN_TYPE shall be defined!
#endif

#define	U7A06_DEVICE_ADDRESS_WRITE			(0xC2)
#define U7A06_SLAVE_ADDRESS					0xC3

#define	DEBUG_U7A06		0

#if NIMTN_TYPE==NIMTN_U7A06

static BOOLEAN TunerU7A06BeforeSendBytes(void);
static BOOLEAN TunerU7A06AfterSendBytes(void);
extern UINT32 gdhlExtDbgLvl;

extern int S5H1409_IicTransmit(unsigned char chipAddr, unsigned char *pBuffer, int len );
unsigned int U7A06_SendControlData(unsigned char Db1,unsigned char Db2,unsigned char Cb1,unsigned char Bb,unsigned char Cb2_Speed,unsigned char Cb2_Normal,int bNtsc);
static BOOLEAN U7A06_SetRFFreq(unsigned long ulFrequency, int isDTV, unsigned char *pucDb1, unsigned char *pucDb2, unsigned char* pucBb);


int Tuner_U7A06_SendFreq(unsigned long ulFreqInKHz, TunerDemod Demod )
{
	unsigned char Db1;
	unsigned char Db2;
	unsigned char Cb1;
	unsigned char Bb;
	unsigned char Cb2_Speed;
	unsigned char Cb2_Normal;

	Db1 = Db2 = Cb1 = Bb = Cb2_Speed = Cb2_Normal = 0;
	printf("SendFreq dMHz: %ld\n", ulFreqInKHz);
	if(FALSE  == U7A06_SetRFFreq( ulFreqInKHz, Demod != DEMOD_NTSC, &Db1, &Db2, &Bb ))
		return -1;
	
	switch( Demod ) {
		case DEMOD_8VSB:   Cb1 = 0x83; Cb2_Speed = 0xE3; Cb2_Normal = 0xC3; break;
		case DEMOD_64QAM:  Cb1 = 0x93; Cb2_Speed = 0xE1; Cb2_Normal = 0xC1; break;
		case DEMOD_QAM:
		case DEMOD_256QAM: Cb1 = 0x8B; Cb2_Speed = 0xE3; Cb2_Normal = 0xC3; break;
		case DEMOD_NTSC:   Cb1 = 0x8B; Cb2_Speed = 0xE3; Cb2_Normal = 0xC3; break;
		default:
			return -1;
	}
	
	return U7A06_SendControlData(Db1,Db2,Cb1,Bb,Cb2_Speed,Cb2_Normal,Demod==DEMOD_NTSC);
}

static BOOLEAN U7A06_SetRFFreq(unsigned long ulFrequency, int isDTV, unsigned char *pucDb1, unsigned char *pucDb2, unsigned char* pucBb)
{
	unsigned long ucNval;
	
	*pucDb1 = 0;
	*pucDb2 = 0;
	*pucBb = 0;
	
	if ((ulFrequency >= U7A06_LOW_BAND_MIN) && (ulFrequency <= U7A06_LOW_BAND_MAX) ) {
		if ( isDTV )
			*pucBb = 0x1;
		else
			*pucBb = 0x5;
	}
	else if((ulFrequency >=  U7A06_MID_BAND_MIN) && (ulFrequency <= U7A06_MID_BAND_MAX)){
		if ( isDTV )
			*pucBb = 0x2;
		else
			*pucBb = 0x6;
	}
	else if((ulFrequency >= U7A06_HIGH_BAND_MIN) && (ulFrequency <= U7A06_HIGH_BAND_MAX)){
		if ( isDTV )
			*pucBb = 0x8;
		else
			*pucBb = 0xC;
	}
	else 
		return FALSE;
	
	ucNval = (ulFrequency + 44000000);
	ucNval /= 62500;
	*pucDb1 = (ucNval>>8) & 0x7F;
	*pucDb2 = (ucNval>>0) & 0xFF;
	
	return TRUE;
}

static BOOLEAN TunerU7A06BeforeSendBytes()
{
	if ( Sdm_1409xRepeaterEnable() )
		return 0;
	
	return 1;
}

static BOOLEAN TunerU7A06AfterSendBytes()
{
	if ( Sdm_1409xRepeaterDisable() )
		return 0;
	
	return 1;
}

extern int S5H1409_IicTransmitEx(unsigned char chipAddr, unsigned char *pBuffer, int len );

unsigned int U7A06_SendControlData(unsigned char Db1,unsigned char Db2,unsigned char Cb1,unsigned char Bb,unsigned char Cb2_Speed,unsigned char Cb2_Normal,int bNtsc)
{
	unsigned char str[10];

	//open 2nd IIC channel	
	if (!TunerU7A06BeforeSendBytes())
		return U7A06_BEFORE_SEND_BYTES_FAILED;

	str[0] = Db1;
	str[1] = Db2;	
	str[2] = Cb1;
	str[3] = Bb;
	str[4] = Cb2_Speed;
	str[5]= '\0';

#if DEBUG_U7A06
	printf("TunerByte1: 0x%02X-0x%02X-0x%02X-0x%02X-0x%02X\n", str[0], str[1], str[2], str[3], str[4]);
#else
	//printf("TunerByte1: 0x%02X-0x%02X-0x%02X-0x%02X-0x%02X\n", str[0], str[1], str[2], str[3], str[4]);

	if (S5H1409_IicTransmitEx(U7A06_DEVICE_ADDRESS_WRITE, str, 5)) {
		return U7A06_SEND_CONTROL_DATA_FAILED;
	}
#endif
	if (!bNtsc) {
		//wait
	    OS_mDelay(200); /* 200 ms */
	}
	
	str[0] = Cb1;
	str[1] = Bb;
	str[2] = Cb2_Normal;
	str[3]= '\0';
#if DEBUG_U7A06
	printf("TunerByte2: 0x%02X\n", str[0]);
#else
	//printf("TunerByte2: 0x%02X-0x%02X-0x%02X\n", str[0], str[1], str[2]);

	if (S5H1409_IicTransmitEx(U7A06_DEVICE_ADDRESS_WRITE, str, 3)) {
		return U7A06_SEND_CONTROL_DATA_FAILED;
	}
#endif
	//close 2nd IIC channel	
	if( !TunerU7A06AfterSendBytes())
		return U7A06_AFTER_SEND_BYTES_FAILED;
	else
		return U7A06_SUCCESS;
}

int Tuner_U7A06GetADC(void)
{
	int stat; 
	
	if ( TunerU7A06BeforeSendBytes() == 0 )
		return -1;
	
	stat = S5H_IicReadTunerByte( U7A06_SLAVE_ADDRESS );
	//printf("|%s| stat=0x%x\n", __FUNCTION__, stat);
		
	if ( TunerU7A06AfterSendBytes() == 0 )
		return -1;
	
	return stat;
}

#endif//#if NIMTN_TYPE==NIMTN_DTT7611