📄 hdmi.c
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//**********************************************************************************************************
// The Software is proprietary, confidential, and valuable to Realtek Semiconductor
// Corporation ("Realtek"). All rights, including but not limited to copyrights,
// patents, trademarks, trade secrets, mask work rights, and other similar rights and interests,
// are reserved to Realtek. Without prior written consent from Realtek, copying, reproduction,
// modification, distribution, or otherwise is strictly prohibited. The Software shall be
// kept strictly in confidence, and shall not be disclosed to or otherwise accessed by
// any third party. @ <2003> - <2008> The Software is provided "AS IS" without any warranty of any kind,
// express, implied, statutory or otherwise.
//**********************************************************************************************************
//----------------------------------------------------------------------------------------------------
// ID Code : Hdmi.c No.0000
// Update Note :
//----------------------------------------------------------------------------------------------------
#define __HDMI__
#include "Common\Header\Include.h"
//Anderson 071219 for 2545LR, 248xRD, 248xRD
#if(_SCALER_SERIES_TYPE == _RTD2472D_SERIES)
#if((_HDMI_SUPPORT == _ON) || (_TMDS_SUPPORT == _ON))
//--------------------------------------------------
// Description : Detect DVI/HDMI input format
// Input Value : None
// Output Value : Return _FALSE if Input Format isn't HDMI, _TRUE while Input Format is HDMI
//--------------------------------------------------
bit CHdmiFormatDetect(void)
{
CScalerPageSelect(_PAGE2);
CScalerRead(_P2_HDMI_SR_CB, 1, pData, _NON_AUTOINC);
if((pData[0] & 0x01) == 0x01)//Input source is the HDMI format.
return _TRUE;
else
return _FALSE;
}
#endif // End of #if((_HDMI_SUPPORT == _ON) || (_TMDS_SUPPORT == _ON))
#if(_HDMI_SUPPORT == _ON)
//--------------------------------------------------
// Description : Detect Audio Lock status
// Input Value : None
// Output Value : Return _FALSE if Audio Lock is ok, _TRUE while Audio mislock, FIFO underflow/overflow
//--------------------------------------------------
bit CHdmiAudioFIFODetect(void)
{
CScalerPageSelect(_PAGE2);
CScalerRead(_P2_HDMI_SR_CB, 1, pData, _NON_AUTOINC);
if((pData[0] & 0x06) == 0)
return _FALSE;
return _TRUE;
}
//--------------------------------------------------
// Description : HDMI Video Setting
// Input Value : None
// Output Value : Return _FALSE if Set_AVMute is true, _TRUE while Video Setting is OK.
//--------------------------------------------------
bit CHdmiVideoSetting(void)
{
CScalerPageSelect(_PAGE2);
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_SCR_00, ~(_BIT3 | _BIT1 | _BIT0), _BIT1);//sephinroth ATC modify//Set HDMI/DVI decide condition 20080710
CTimerDelayXms(50);
if(CHdmiFormatDetect())//Input source is the HDMI format.
{
SET_HDMIINPUT();
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_ACRCR_51, ~_BIT2, _BIT2);//Enable Pixel Repetition down sampling auto mode
#if(_HDCP_SUPPORT == _ON)
CScalerSetDataPortByte(_P2_HDCP_ADDR_PORT_C3, 0x40, 0x93);//Change to HDCP1.1 for HDMI
#endif
CScalerSetBit(_P2_HDMI_SR_CB, ~(_BIT5 | _BIT3 | _BIT2), _BIT5 | _BIT3 | _BIT2);
CTimerDelayXms(10);
//HDMI Video & Audio Part
if(ucCurrState != _ACTIVE_STATE)
{
CScalerRead(_P2_HDMI_SR_CB, 1, pData, _NON_AUTOINC);
if(!(bit)(pData[0] & 0x40))//For Clear_AVMute
{
SET_AVRESUME();//Audio WD can't action, when Set_AVMute happen.
CAdjustDisableHDMIWatchDog(_WD_SET_AVMUTE_ENABLE);//Disable Set_AVMute Watch Dog
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_AVMCR_30, ~_BIT3, _BIT3);//Enable DVI/HDMI video output
//CAdjustEnableHDMIWatchDog(_WD_SET_AVMUTE_ENABLE);//Enable Set_AVMute Watch Dog //yc 20080401 for quntum data
}
else
{
CTimerDelayXms(200);//For AV_Mute Delay
CLR_AVRESUME();
CLR_HDMIINPUT();
return _FALSE;
}
}
//HDMI Video Part
//V404 modify Start
/*
CScalerRead(_P2_HDMI_GPVS_CC, 1, pData, _NON_AUTOINC);
if(((bit)(pData[0] & 0x01)) || GET_VIDEOMODECHANGE())//For HDMI switch between RGB/YCbCr
{
CLR_VIDEOMODECHANGE();
*/
//V404 modify end
CScalerSetBit(_P2_HDMI_GPVS_CC, ~_BIT0, _BIT0);
CScalerGetDataPortByte(_P2_HDMI_PSAP_CD, 0x00, 1, pData, _NON_AUTOINC);
if((pData[0] & 0x23) == 0)//Check BCH data(Package error flag)
{
CScalerGetDataPortByte(_P2_HDMI_PSAP_CD, 0x04, 2, pData, _NON_AUTOINC);
if((bit)(pData[0] & 0x40) != (bit)(pData[0] & 0x20))//For HDMI switch between RGB/YUV
{
//Anderson 080422 for FRC Support Start
#if(_FRC_SUPPORT == _ON)
CLR_FRCRGBIN();//YUV Input
#endif
if((pData[0]&0x20) == 0x20) //422
{
//Anderson 071227 for Different Register Mapping Start (Need to Confirm)
#if((_SCALER_TYPE == _RTD2472D) || (_SCALER_TYPE == _RTD247xRD) || (_SCALER_TYPE == _RTD248xRD))
//Anderson 20080710 for FRC YUV Mode Start
#if(_FRC_YUV_MODE_SUPPORT == _ON)
CScalerSetByte(_V8_YUV_CONVERSION_1F , 0x10);//set audio pin share
SET_FRC16BITSIN();
CScalerPageSelect(_PAGE5);
CScalerSetByte(_P5_SDRF_MN_FIFO_422_SET_E3, 0x02); //Enable FRC 422->444
#else
CScalerSetByte(_V8_YUV_CONVERSION_1F , 0x18);//enable and interpolation and set audio pin share
#endif // End of #if(_FRC_SUPPORT == _OFF)
#elif(_SCALER_TYPE == _RTD2545LR)
#if(_FRC_YUV_MODE_SUPPORT == _OFF)
CScalerSetByte(_V8_YUV_CONVERSION_1F , 0x08);//enable 422->444 and interpolation
#else
SET_FRC16BITSIN();
#endif // End of #if(_FRC_YUV_MODE_SUPPORT == _OFF)
//Anderson 20080710 for FRC YUV Mode End
#else
No Setting !!
#endif // End of #if((_SCALER_TYPE == _RTD2472D) || (_SCALER_TYPE == _RTD247xRD) || (_SCALER_TYPE == _RTD248xRD))
//Anderson 071227 for Different Register Mapping End
//Anderson 080422 for FRC Support End
CScalerPageSelect(_PAGE2);
}
else
{
//Anderson 080422 for 2472D, 247xRD, 248xRD Start
#if((_SCALER_TYPE == _RTD2472D) || (_SCALER_TYPE == _RTD247xRD) || (_SCALER_TYPE == _RTD248xRD))
CScalerSetByte(_V8_YUV_CONVERSION_1F , 0x10); //set audio pin share
#endif
//Anderson 080422 for 2472D, 247xRD, 248xRD End
CScalerPageSelect(_PAGE2);
}
if((pData[1] & 0xc0) != 0xc0)//For HDMI switch between ITU601/ITU709
{
if((bit)(pData[1] & 0x40))
{
CScalerCodeW(tHDMI_YPBPR_ITU601);
}
else
{
CScalerCodeW(tHDMI_YPBPR_ITU709);
}
}
}
else if(!(bit)(pData[0] & 0x60))
{
//Anderson 20080710 for FRC YUV Mode Start
#if(_FRC_YUV_MODE_SUPPORT == _ON)
SET_FRCRGBIN();//YUV Input
#endif
//Anderson 20080710 for FRC YUV Mode End
//Anderson 080107 update 071227 Settings Start
#if(_SCALER_TYPE == _RTD2472D)
CScalerSetByte(_YUV2RGB_CTRL_9C, 0x00);
#elif((_SCALER_TYPE == _RTD2545LR) || (_SCALER_TYPE == _RTD247xRD) || (_SCALER_TYPE == _RTD248xRD))
CScalerSetByte(_YUV_RGB_CTRL_9C, 0x00);
#else
No Setting !!
#endif // End of #if(_SCALER_TYPE == _RTD2472D)
//Anderson 080107 update 071227 Settings End
}
}
// }
}
else
{
CLR_HDMIINPUT();
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_ACRCR_51, ~_BIT2, 0x00);//Disable Pixel Repetition down sampling auto mode
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_VCR_50, ~(_BIT3 | _BIT2 |_BIT1 |_BIT0), 0x00);
CAdjustDisableHDMIWatchDog(_WD_HDMI_ALL);
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_AVMCR_30, ~_BIT3, _BIT3);//Enable DVI/HDMI video output
CScalerSetDataPortByte(_P2_HDCP_ADDR_PORT_C3, 0x40, 0x91);// Change to HDCP1.0 for DVI
//Anderson 080107 update 071227 Settings Start
#if(_SCALER_TYPE == _RTD2472D)
CScalerSetByte(_YUV2RGB_CTRL_9C, 0x00);
#elif((_SCALER_TYPE == _RTD2545LR) || (_SCALER_TYPE == _RTD247xRD) || (_SCALER_TYPE == _RTD248xRD))
CScalerSetByte(_YUV_RGB_CTRL_9C, 0x00);
#else
No Setting !!
#endif// End of #if(_SCALER_TYPE == _RTD2472D)
//Anderson 080107 update 071227 Settings End
}
return _TRUE;
}
//--------------------------------------------------
// Description : Setting Audio Frequence Mode
// Input Value : None
// Output Value : None
//--------------------------------------------------
void CHdmiAudioFirstTracking(void)
{
BYTE coeff = 0, s = 0;
WORD a = 1024, b = 0, m = 0;
DWORD cts = 0, n = 0, freq = 0;
//cyyeh 20080415
#if(_SCALER_TYPE == _RTD2472D)
BYTE o = 1;
#elif((_SCALER_TYPE == _RTD2545LR) || (_SCALER_TYPE == _RTD247xRD) || (_SCALER_TYPE == _RTD248xRD))
BYTE o = 2;
#else
No Setting !!
#endif // End of #if(_SCALER_TYPE == _RTD2472D)
CScalerPageSelect(_PAGE2);
CScalerRead(_P2_HDMI_SR_CB, 1, pData, _NON_AUTOINC);
if((CHdmiAudioFIFODetect() || GET_AVRESUME()) && (!(bit)(pData[0] & 0x40)))//For HDMI audio pll setting
{
CLR_AVRESUME();
CAdjustDisableHDMIWatchDog(_WD_AUDIO_FIFO);//Disable Audio Watch Dog
CScalerSetDataPortByte(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_PSCR_15, 0x00);//Disable FIFO Trend
CScalerSetDataPortByte(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_CMCR_10, 0x50);//Update Double Buffer
CScalerSetBit(_P2_HDMI_APC_C8, ~_BIT0, _BIT0);//HDMI Address Auto Increase Enable
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_ACRCR_51, ~_BIT1, _BIT1);
CScalerSetDataPortBit(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_NTX1024TR0_28, ~_BIT3, _BIT3);
CTimerDelayXms(2);
CScalerGetDataPortByte(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_ACRSR0_52, 5, pData, _NON_AUTOINC);
cts = ((DWORD)pData[0] << 12) | ((DWORD)pData[1] << 4) | (((DWORD)pData[2] >> 4) & 0x0f);
n = (((DWORD)pData[2] & 0x0f) << 16) | ((DWORD)pData[3] << 8) | (DWORD)pData[4];
CScalerGetDataPortByte(_P2_HDMI_ADDR_PORT_C9, _P2_HDMI_NTX1024TR0_28, 2, pData, _NON_AUTOINC);
b = (((WORD)pData[0] & 0x07) << 8) | (WORD)pData[1];
//cyyeh 20080331
// Fv(Video Freq) = Xtal * a / b ( a = 1024)
// Fa(Audio Freq) = 128 * Fs(Sampling Freq) = (n/cts) * Fv
// Getting : Fs = (n/cts) * ( Xtal * a / b ) / 128 (in 0.1kHz unit )
// Fs(freq) = (DWORD)8 * 2 * 10000 * _RTD_XTAL / cts * n / ((DWORD)b * 1000);
//cyyeh fixed due to the value of freq overflow !!
freq = (DWORD)8 * 2 * 1000 * _RTD_XTAL / cts * n / ((DWORD)b * 100);
freq = (freq >> 1) + (freq & 0x01);
if((freq >= 318) && (freq <= 322))
{
coeff = _AUDIO_MCK_32000;
freq = 32000;
ucAudioRate = 0;
}
else if((freq >= 438) && (freq <= 444))
{
coeff = _AUDIO_MCK_44100;
freq = 44100;
ucAudioRate = 0;
}
else if((freq >= 476) && (freq <= 484))
{
coeff = _AUDIO_MCK_48000;
freq = 48000;
ucAudioRate = 0;
}
else if((freq >= 877) && (freq <= 887))
{
coeff = _AUDIO_MCK_88200;
freq = 88200;
ucAudioRate = 1;
}
else if((freq >= 955) && (freq <= 965))
{
coeff = _AUDIO_MCK_96000;
freq = 96000;
ucAudioRate = 1;
}
else if((freq >= 1754) && (freq <= 1774))
{
coeff = _AUDIO_MCK_176400;
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