Leaked source code of windows server 2003
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
//==========================================================================;
//
// TSndHdw.CPP
// WDM TVAudio MiniDriver.
// AIW / AIWPro hardware platform.
// WDM Properties required hardware settings.
// Copyright (c) 1996 - 1997 ATI Technologies Inc. All Rights Reserved.
//
// $Date: 03 Jun 1999 13:40:00 $
// $Revision: 1.7 $
// $Author: tom $
//
//==========================================================================;
extern "C"{#include "strmini.h"
#include "ksmedia.h"
#include "wdmdebug.h"
}
#include "wdmdrv.h"
#include "atitvsnd.h"
#include "aticonfg.h"
/*^^*
* GetAudioOperationMode() * Purpose : Called when SRB_GET_PROPERTY SRB SetMode is received. Sets the requested * audio operation mode ( Stereo/SAP). The function will always try to carry the * request on in asynchronous mode. It fails, it will response synchronous mode * of execution. * * Inputs : PULONG pulMode : the pointer to return current Mode * * Outputs : BOOL : returns FALSE, if it is not a XBar property * it also sets the required property * Author : IKLEBANOV *^^*/BOOL CWDMTVAudio::GetAudioOperationMode( PULONG pulAudioMode){ I2CPacket i2cPacket; UCHAR uchReadValue; UCHAR uchWriteValue; BOOL bResult, bStereoIndicator, bSAPIndicator; UCHAR uchRead16Value[2]; UCHAR uchWrite16Value[3];
if( pulAudioMode == NULL) return( FALSE);
switch( m_uiAudioConfiguration) { case ATI_AUDIO_CONFIG_1: case ATI_AUDIO_CONFIG_5: // stereo indication is read back from I2C expander
if( m_CATIConfiguration.GetTVAudioSignalProperties( m_pI2CScript, &bStereoIndicator, &bSAPIndicator)) { // language A and mono alsways present
*pulAudioMode = KS_TVAUDIO_MODE_LANG_A | KS_TVAUDIO_MODE_MONO; if( bStereoIndicator) *pulAudioMode |= KS_TVAUDIO_MODE_STEREO; if( bSAPIndicator) *pulAudioMode |= KS_TVAUDIO_MODE_LANG_B;
bResult = TRUE; } else bResult = FALSE;
break;
case ATI_AUDIO_CONFIG_2: case ATI_AUDIO_CONFIG_7: // Signal properties are read back from the Audio chip itself
uchWriteValue = 0; // register 0 should be read
i2cPacket.uchChipAddress = m_uchAudioChipAddress; i2cPacket.puchWriteBuffer = &uchWriteValue; i2cPacket.puchReadBuffer = &uchReadValue; i2cPacket.cbWriteCount = 1; i2cPacket.cbReadCount = 1; i2cPacket.usFlags = I2COPERATION_READ;
m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if( i2cPacket.uchI2CResult == I2C_STATUS_NOERROR) { // language A and mono alsways present
*pulAudioMode = KS_TVAUDIO_MODE_LANG_A | KS_TVAUDIO_MODE_MONO; if( uchReadValue & AUDIO_TDA9850_Indicator_Stereo) *pulAudioMode |= KS_TVAUDIO_MODE_STEREO; if( uchReadValue & AUDIO_TDA9850_Indicator_SAP) *pulAudioMode |= KS_TVAUDIO_MODE_LANG_B;
bResult = TRUE; } else bResult = FALSE;
break;
case ATI_AUDIO_CONFIG_3: case ATI_AUDIO_CONFIG_4: // Stereo nor SAP are supported
*pulAudioMode = KS_TVAUDIO_MODE_MONO; bResult = TRUE; break;
case ATI_AUDIO_CONFIG_6: // Signal properties are read back from the Audio chip itself
i2cPacket.uchChipAddress = m_uchAudioChipAddress; i2cPacket.puchWriteBuffer = NULL; i2cPacket.puchReadBuffer = &uchReadValue; i2cPacket.cbWriteCount = 0; i2cPacket.cbReadCount = 1; i2cPacket.usFlags = I2COPERATION_READ;
m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if( i2cPacket.uchI2CResult == I2C_STATUS_NOERROR) { // mono alsways present
*pulAudioMode = KS_TVAUDIO_MODE_MONO; if( uchReadValue & AUDIO_TDA9851_Indicator_Stereo) *pulAudioMode |= KS_TVAUDIO_MODE_STEREO;
bResult = TRUE; } else bResult = FALSE;
break;
case ATI_AUDIO_CONFIG_8:
i2cPacket.uchChipAddress = m_uchAudioChipAddress; i2cPacket.puchWriteBuffer = uchWrite16Value; i2cPacket.puchReadBuffer = uchRead16Value; i2cPacket.cbWriteCount = 3; i2cPacket.cbReadCount = 2; i2cPacket.usFlags = I2COPERATION_READ;
uchWrite16Value[0] = 0x11; uchWrite16Value[1] = 0x02; uchWrite16Value[2] = 0x00;
bResult = m_pI2CScript->PerformI2CPacketOperation(&i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
// language A and mono alsways present
*pulAudioMode = KS_TVAUDIO_MODE_LANG_A | KS_TVAUDIO_MODE_MONO;
//Determine STEREO/SAP
if(uchRead16Value[0] & 0x40) *pulAudioMode |= KS_TVAUDIO_MODE_LANG_B;
if(uchRead16Value[1] & 0x01) *pulAudioMode |= KS_TVAUDIO_MODE_STEREO;
break;
default: bResult = FALSE; break; }
return( bResult);}
/*^^*
* SetAudioOperationMode() * Purpose : Called when SRB_SET_PROPERTY SRB SetMode is received. Sets the requested * audio operation mode ( Stereo/SAP). The function will always try to carry the * request on in asynchronous mode. It fails, it will response synchronous mode * of execution. * * Inputs : ULONG ulModeToSet : the requested mode to set * * Outputs : BOOL : returns FALSE, if it is not a XBar property * it also sets the required property * Author : IKLEBANOV *^^*/BOOL CWDMTVAudio::SetAudioOperationMode( ULONG ulModeToSet){ I2CPacket i2cPacket; USHORT cbWriteLength; UCHAR auchI2CBuffer[2]; UCHAR uchDeviceMode = 0; UCHAR uchWrite16Value[5]; BOOL bResult; switch( m_uiAudioConfiguration) { case ATI_AUDIO_CONFIG_5: // TEA5571
case ATI_AUDIO_CONFIG_1: // TEA5582 can not be forced in mono mode; nothing to do
m_ulTVAudioMode = ulModeToSet; return( TRUE);
case ATI_AUDIO_CONFIG_2: case ATI_AUDIO_CONFIG_7: // TDA9850
if( ulModeToSet & KS_TVAUDIO_MODE_STEREO) uchDeviceMode |= AUDIO_TDA9850_Control_Stereo; if( ulModeToSet & KS_TVAUDIO_MODE_LANG_B) uchDeviceMode |= AUDIO_TDA9850_Control_SAP;
auchI2CBuffer[0] = AUDIO_TDA9850_Reg_Control3; auchI2CBuffer[1] = uchDeviceMode; cbWriteLength = 2; // SubAddress + Control Register value
break;
case ATI_AUDIO_CONFIG_6: // TDA9851
uchDeviceMode = TDA9851_AVL_ATTACK_730; if( ulModeToSet & KS_TVAUDIO_MODE_STEREO) uchDeviceMode |= AUDIO_TDA9851_Control_Stereo; auchI2CBuffer[0] = uchDeviceMode; cbWriteLength = 1; // Control Register value
break;
case ATI_AUDIO_CONFIG_8:
if( ulModeToSet & KS_TVAUDIO_MODE_STEREO) { i2cPacket.uchChipAddress = m_uchAudioChipAddress; i2cPacket.cbReadCount = 0; i2cPacket.usFlags = I2COPERATION_WRITE; i2cPacket.puchWriteBuffer = uchWrite16Value; i2cPacket.cbWriteCount = 5;
//SubAddr 0x10 Reg 0x30 Val 0x2003
uchWrite16Value[0] = 0x10; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x30; uchWrite16Value[3] = 0x20;#ifdef I2S_CAPTURE
#pragma message ("\n!!! PAY ATTENTION: Driver has been build with ITT CHIP I2S CAPTURE CONFIGURED !!!\n")
uchWrite16Value[4] = 0xe3;#else
uchWrite16Value[4] = 0x03;#endif
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x10 Reg 0x20 Val 0x0020
uchWrite16Value[0] = 0x10; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x20; uchWrite16Value[3] = 0x00; uchWrite16Value[4] = 0x20;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x12 Reg 0xE Val 0x2403
uchWrite16Value[0] = 0x12; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x0e; uchWrite16Value[3] = 0x24; uchWrite16Value[4] = 0x03;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x12 Reg 0x08 Val 0x0320
uchWrite16Value[0] = 0x12; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x08; uchWrite16Value[3] = 0x03; uchWrite16Value[4] = 0x20;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
return(TRUE); }
if(ulModeToSet & KS_TVAUDIO_MODE_MONO) { if(ulModeToSet & KS_TVAUDIO_MODE_LANG_A) { i2cPacket.uchChipAddress = m_uchAudioChipAddress; i2cPacket.cbReadCount = 0; i2cPacket.usFlags = I2COPERATION_WRITE; i2cPacket.puchWriteBuffer = uchWrite16Value; i2cPacket.cbWriteCount = 5;
//SubAddr 0x10 Reg 0x30 Val 0x2003
uchWrite16Value[0] = 0x10; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x30; uchWrite16Value[3] = 0x20;#ifdef I2S_CAPTURE
#pragma message ("\n!!! PAY ATTENTION: Driver has been build with ITT CHIP I2S CAPTURE CONFIGURED !!!\n")
uchWrite16Value[4] = 0xe3;#else
uchWrite16Value[4] = 0x03;#endif
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x10 Reg 0x20 Val 0x0020
uchWrite16Value[0] = 0x10; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x20; uchWrite16Value[3] = 0x00; uchWrite16Value[4] = 0x20;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x12 Reg 0xE Val 0x2403
uchWrite16Value[0] = 0x12; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x0e; uchWrite16Value[3] = 0x24; uchWrite16Value[4] = 0x03;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x12 Reg 0x08 Val 0x0330
uchWrite16Value[0] = 0x12; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x08; uchWrite16Value[3] = 0x03; uchWrite16Value[4] = 0x30; //Mono
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
return(TRUE); }
if( ulModeToSet & KS_TVAUDIO_MODE_LANG_B) {
i2cPacket.uchChipAddress = m_uchAudioChipAddress; i2cPacket.cbReadCount = 0; i2cPacket.usFlags = I2COPERATION_WRITE; i2cPacket.puchWriteBuffer = uchWrite16Value; i2cPacket.cbWriteCount = 5;
//SubAddr 0x10 Reg 0x30 Val 0x2003
uchWrite16Value[0] = 0x10; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x30; uchWrite16Value[3] = 0x20;#ifdef I2S_CAPTURE
#pragma message ("\n!!! PAY ATTENTION: Driver has been build with ITT CHIP I2S CAPTURE CONFIGURED !!!\n")
uchWrite16Value[4] = 0xe3;#else
uchWrite16Value[4] = 0x03;#endif
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x10 Reg 0x20 Val 0x0021
uchWrite16Value[0] = 0x10; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x20; uchWrite16Value[3] = 0x00; uchWrite16Value[4] = 0x21;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x12 Reg 0xE Val 0x2400
uchWrite16Value[0] = 0x12; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x0e; uchWrite16Value[3] = 0x24; uchWrite16Value[4] = 0x00;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
//SubAddr 0x12 Reg 0x08 Val 0x0110
uchWrite16Value[0] = 0x12; uchWrite16Value[1] = 0x00; uchWrite16Value[2] = 0x08; uchWrite16Value[3] = 0x01; uchWrite16Value[4] = 0x10;
bResult = m_pI2CScript->PerformI2CPacketOperation( &i2cPacket); if(bResult) { if( i2cPacket.uchI2CResult != I2CSCRIPT_NOERROR) return(FALSE); } else return(FALSE);
return(TRUE); } }
return(FALSE);
default: return( FALSE); }
i2cPacket.uchChipAddress = m_uchAudioChipAddress; i2cPacket.cbReadCount = 0; i2cPacket.cbWriteCount = cbWriteLength; i2cPacket.puchReadBuffer = NULL; i2cPacket.puchWriteBuffer = auchI2CBuffer; i2cPacket.usFlags = 0;
// synchronous mode of operation
return( m_pI2CScript->PerformI2CPacketOperation( &i2cPacket));}
|
