#include "K2PlatformHW.h"
#include "PlatformInterface.h"
#include "AudioHardwareConstants.h"
#include "AudioHardwareUtilities.h"
#include "AudioHardwareCommon.h"
#include "AppleOnboardAudio.h"
#include "IOKit/audio/IOAudioDevice.h"
#define super PlatformInterface
#pragma mark ---------------------------
#pragma mark Platform Interface Methods
#pragma mark ---------------------------
const char * K2HWPlatform::kAppleK2pHandle = "phK2";
const char * K2HWPlatform::kAppleI2S0pHandle = "phI0";
const char * K2HWPlatform::kAppleGPIOpHandle = "phGn";
const char * K2HWPlatform::kAppleI2S_Enable = "platform-enable"; const char * K2HWPlatform::kAppleI2S_Disable = "platform-disable"; const char * K2HWPlatform::kAppleI2S_ClockEnable = "platform-clock-enable"; const char * K2HWPlatform::kAppleI2S_ClockDisable = "platform-clock-disable"; const char * K2HWPlatform::kAppleI2S_Reset = "platform-sw-reset"; const char * K2HWPlatform::kAppleI2S_Run = "platform-clear-sw-reset"; const char * K2HWPlatform::kAppleI2S_CellEnable = "platform-cell-enable"; const char * K2HWPlatform::kAppleI2S_CellDisable = "platform-cell-disable"; const char * K2HWPlatform::kAppleI2S_GetEnable = "platform-get-enable"; const char * K2HWPlatform::kAppleI2S_GetClockEnable = "platform-get-clock-enable"; const char * K2HWPlatform::kAppleI2S_GetReset = "platform-get-sw-reset"; const char * K2HWPlatform::kAppleI2S_GetCellEnable = "platform-get-cell-enable";
const char * K2HWPlatform::kAppleGPIO_SetAmpMute = "platform-amp-mute"; const char * K2HWPlatform::kAppleGPIO_GetAmpMute = "platform-rd-amp-mute";
const char * K2HWPlatform::kAppleGPIO_SetAudioHwReset = "platform-hw-reset"; const char * K2HWPlatform::kAppleGPIO_GetAudioHwReset = "platform-rd-hw-reset";
const char * K2HWPlatform::kAppleGPIO_SetCodecClockMux = "platform-codec-clock-mux"; const char * K2HWPlatform::kAppleGPIO_GetCodecClockMux = "platform-rd-clock-mux";
const char * K2HWPlatform::kAppleGPIO_EnableCodecErrorIRQ = "enable-codec-error-irq"; const char * K2HWPlatform::kAppleGPIO_DisableCodecErrorIRQ = "disable-codec-error-irq"; const char * K2HWPlatform::kAppleGPIO_GetCodecErrorIRQ = "platform-codec-error-irq"; const char * K2HWPlatform::kAppleGPIO_RegisterCodecErrorIRQ = "register-codec-error-irq"; const char * K2HWPlatform::kAppleGPIO_UnregisterCodecErrorIRQ = "unregister-codec-error-irq";
const char * K2HWPlatform::kAppleGPIO_DisableCodecIRQ = "disable-codec-irq"; const char * K2HWPlatform::kAppleGPIO_EnableCodecIRQ = "enable-codec-irq"; const char * K2HWPlatform::kAppleGPIO_GetCodecIRQ = "platform-codec-irq"; const char * K2HWPlatform::kAppleGPIO_RegisterCodecIRQ = "register-codec-irq"; const char * K2HWPlatform::kAppleGPIO_UnregisterCodecIRQ = "unregister-codec-irq";
const char * K2HWPlatform::kAppleGPIO_SetCodecInputDataMux = "platform-codec-input-data-mu"; const char * K2HWPlatform::kAppleGPIO_GetCodecInputDataMux = "get-codec-input-data-mux";
const char * K2HWPlatform::kAppleGPIO_GetComboInJackType = "combo-in-type";
const char * K2HWPlatform::kAppleGPIO_GetComboOutJackType = "combo-out-type";
const char * K2HWPlatform::kAppleGPIO_SetAudioDigHwReset = "platform-dig-hw-reset"; const char * K2HWPlatform::kAppleGPIO_GetAudioDigHwReset = "get-dig-hw-reset";
const char * K2HWPlatform::kAppleGPIO_DisableDigitalInDetect = "disable-audio-dig-in-det"; const char * K2HWPlatform::kAppleGPIO_EnableDigitalInDetect = "enable-audio-dig-in-det"; const char * K2HWPlatform::kAppleGPIO_GetDigitalInDetect = "platform-audio-dig-in-det";
const char * K2HWPlatform::kAppleGPIO_RegisterDigitalInDetect = "register-audio-dig-in-det"; const char * K2HWPlatform::kAppleGPIO_UnregisterDigitalInDetect = "unregister-audio-dig-in-det";
const char * K2HWPlatform::kAppleGPIO_DisableDigitalOutDetect = "disable-audio-dig-out-detect"; const char * K2HWPlatform::kAppleGPIO_EnableDigitalOutDetect = "enable-audio-dig-out-detect"; const char * K2HWPlatform::kAppleGPIO_GetDigitalOutDetect = "platform-audio-dig-out-det";
const char * K2HWPlatform::kAppleGPIO_RegisterDigitalOutDetect = "register-audio-dig-out-detect"; const char * K2HWPlatform::kAppleGPIO_UnregisterDigitalOutDetect = "unregister-audio-dig-out-detect";
const char * K2HWPlatform::kAppleGPIO_DisableHeadphoneDetect = "disable-headphone-detect"; const char * K2HWPlatform::kAppleGPIO_EnableHeadphoneDetect = "enable-headphone-detect"; const char * K2HWPlatform::kAppleGPIO_GetHeadphoneDetect = "platform-headphone-detect"; const char * K2HWPlatform::kAppleGPIO_RegisterHeadphoneDetect = "register-headphone-detect"; const char * K2HWPlatform::kAppleGPIO_UnregisterHeadphoneDetect = "unregister-headphone-detect";
const char * K2HWPlatform::kAppleGPIO_SetHeadphoneMute = "platform-headphone-mute"; const char * K2HWPlatform::kAppleGPIO_GetHeadphoneMute = "platform-rd-headphone-mute";
const char * K2HWPlatform::kAppleGPIO_GetInternalSpeakerID = "internal-speaker-id";
const char * K2HWPlatform::kAppleGPIO_DisableLineInDetect = "disable-linein-detect"; const char * K2HWPlatform::kAppleGPIO_EnableLineInDetect = "enable-linein-detect"; const char * K2HWPlatform::kAppleGPIO_GetLineInDetect = "platform-linein-detect"; const char * K2HWPlatform::kAppleGPIO_RegisterLineInDetect = "register-linein-detect"; const char * K2HWPlatform::kAppleGPIO_UnregisterLineInDetect = "unregister-linein-detect";
const char * K2HWPlatform::kAppleGPIO_DisableLineOutDetect = "disable-lineout-detect"; const char * K2HWPlatform::kAppleGPIO_EnableLineOutDetect = "enable-lineout-detect"; const char * K2HWPlatform::kAppleGPIO_GetLineOutDetect = "platform-lineout-detect"; const char * K2HWPlatform::kAppleGPIO_RegisterLineOutDetect = "register-lineout-detect"; const char * K2HWPlatform::kAppleGPIO_UnregisterLineOutDetect = "unregister-lineout-detect";
const char * K2HWPlatform::kAppleGPIO_SetLineOutMute = "platform-lineout-mute"; const char * K2HWPlatform::kAppleGPIO_GetLineOutMute = "platform-rd-lineout-mute";
const char * K2HWPlatform::kAppleGPIO_DisableSpeakerDetect = "disable-audio-spkr-detect"; const char * K2HWPlatform::kAppleGPIO_EnableSpeakerDetect = "enable-audio-spkr-detect"; const char * K2HWPlatform::kAppleGPIO_GetSpeakerDetect = "platform-audio-spkr-detect"; const char * K2HWPlatform::kAppleGPIO_RegisterSpeakerDetect = "register-audio-spkr-detect"; const char * K2HWPlatform::kAppleGPIO_UnregisterSpeakerDetect = "unregister-audio-spkr-detect";
bool K2HWPlatform::init (IOService* device, AppleOnboardAudio* provider, UInt32 inDBDMADeviceIndex) {
IORegistryEntry *sound;
bool result;
OSData *osdata;
IORegistryEntry *i2S;
IORegistryEntry *macIO;
debugIOLog (3, "+ K2HWPlatform::init" );
result = super::init (device, provider, inDBDMADeviceIndex);
FailIf ( !result, Exit );
debugIOLog (3, " about to waitForService on mK2Service %p", mK2Service );
mK2Service = IOService::waitForService ( IOService::serviceMatching ( "AppleK2" ) );
debugIOLog (3, " mK2Service %p", mK2Service );
sound = device;
FailWithAction (!sound, result = false, Exit);
debugIOLog (3, "K2 - sound's name is %s", sound->getName ());
mI2S = sound->getParentEntry (gIODTPlane);
FailWithAction (!mI2S, result = false, Exit);
debugIOLog (3, "K2PlatformHW - i2s's name is %s", mI2S->getName ());
osdata = OSDynamicCast ( OSData, mI2S->getProperty ( "AAPL,phandle" ) );
mI2SPHandle = *((UInt32*)osdata->getBytesNoCopy());
debugIOLog (3, "mI2SPHandle %lX", mI2SPHandle );
osdata = OSDynamicCast ( OSData, mI2S->getProperty ( "reg" ) );
mI2SOffset = *((UInt32*)osdata->getBytesNoCopy());
i2S = mI2S->getParentEntry (gIODTPlane);
FailWithAction (!i2S, result = false, Exit);
debugIOLog (3, "mI2S - parent name is %s", i2S->getName ());
macIO = i2S->getParentEntry (gIODTPlane);
FailWithAction (!macIO, result = false, Exit);
debugIOLog (3, "i2S - parent name is %s", macIO->getName ());
osdata = OSDynamicCast ( OSData, macIO->getProperty ( "AAPL,phandle" ) );
mMacIOPHandle = *((UInt32*)osdata->getBytesNoCopy());
debugIOLog (3, "mMacIOPHandle %lX", mMacIOPHandle );
osdata = OSDynamicCast ( OSData, macIO->getProperty ( "reg" ) );
mMacIOOffset = *((UInt32*)osdata->getBytesNoCopy());
mAppleGPIO_AnalogCodecReset = kGPIO_Unknown;
mAppleGPIO_DigitalCodecReset = kGPIO_Unknown;
mAppleGPIO_HeadphoneMute = kGPIO_Unknown;
mAppleGPIO_AmpMute = kGPIO_Unknown;
mAppleGPIO_LineOutMute = kGPIO_Unknown;
mAppleGPIO_CodecClockMux = kGPIO_Unknown;
mAppleGPIO_CodecInputDataMux = kGPIO_Unknown;
setInputDataMux ( kGPIO_MuxSelectDefault );
setClockMux ( kGPIO_MuxSelectDefault );
debugIOLog (3, "about to findAndAttachI2C" );
result = findAndAttachI2C();
if ( !result ) { debugIOLog (3, "K2HWPlatform::init COULD NOT FIND I2C" ); }
FailIf ( !result, Exit );
IOMemoryMap * map;
IOMemoryDescriptor * theDescriptor;
theDescriptor = IOMemoryDescriptor::withPhysicalAddress ( (IOPhysicalAddress)kAUDIO_MAC_IO_BASE_ADDRESS, kAUDIO_MAC_IO_SIZE, kIODirectionOutIn );
FailIf ( NULL == theDescriptor, Exit );
map = theDescriptor->map ();
FailIf ( NULL == map, Exit );
mHwPtr = (UInt8*)map->getVirtualAddress();
FailIf ( NULL == mHwPtr, Exit );
theDescriptor = IOMemoryDescriptor::withPhysicalAddress ( (IOPhysicalAddress)kAUDIO_I2S_BASE_ADDRESS, kAUDIO_I2S_SIZE, kIODirectionOutIn );
FailIf ( NULL == theDescriptor, Exit );
map = theDescriptor->map ();
FailIf ( NULL == map, Exit );
mHwI2SPtr = (UInt8*)map->getVirtualAddress();
FailIf ( NULL == mHwI2SPtr, Exit );
mFcr1 = (UInt32*)&mHwPtr[kAUDIO_MAC_IO_FCR1];
mFcr3 = (UInt32*)&mHwPtr[kAUDIO_MAC_IO_FCR3];
mSerialFormat = (UInt32*)&mHwI2SPtr[kAUDIO_I2S_SERIAL_FORMAT];
mI2SIntCtrl = (UInt32*)&mHwI2SPtr[kAUDIO_I2S_INTERRUPT_CONTROL];
mDataWordSize = (UInt32*)&mHwI2SPtr[kAUDIO_I2S_DATA_WORD_SIZES];
mFrameCounter = (UInt32*)&mHwI2SPtr[kAUDIO_I2S_FRAME_COUNTER];
mGPIO_inputDataMuxSelect = (UInt8*)&mHwPtr[kAUDIO_GPIO_INPUT_DATA_MUX_SELECT];
mGPIO_lineInSense = (UInt8*)&mHwPtr[kAUDIO_GPIO_LINE_IN_SENSE];
mGPIO_digitalCodecErrorIrq = (UInt8*)&mHwPtr[kAUDIO_GPIO_CODEC_ERROR_IRQ];
mGPIO_digitalCodecReset = (UInt8*)&mHwPtr[kAUDIO_GPIO_DIGITAL_CODEC_RESET];
mGPIO_lineOutSense = (UInt8*)&mHwPtr[kAUDIO_GPIO_LINE_OUT_SENSE];
mGPIO_headphoneSense = (UInt8*)&mHwPtr[kAUDIO_GPIO_HEADPHONE_SENSE];
mGPIO_digitalCodecIrq = (UInt8*)&mHwPtr[kAUDIO_GPIO_CODEC_IRQ];
mGPIO_headphoneMute = (UInt8*)&mHwPtr[kAUDIO_GPIO_HEADPHONE_MUTE];
mGPIO_analogCodecReset = (UInt8*)&mHwPtr[kAUDIO_GPIO_ANALOG_CODEC_RESET];
mGPIO_lineOutMute = (UInt8*)&mHwPtr[kAUDIO_GPIO_LINE_OUT_MUTE];
mGPIO_mclkMuxSelect = (UInt8*)&mHwPtr[kAUDIO_GPIO_CLOCK_MUX_SELECT];
mGPIO_speakerMute = (UInt8*)&mHwPtr[kAUDIO_GPIO_AMPLIFIER_MUTE];
Exit:
debugIOLog (3, "- K2HWPlatform::init returns %d", result );
return result;
}
void K2HWPlatform::free()
{
debugIOLog (3, "+ K2HWPlatform::free()");
detachFromI2C();
super::free();
debugIOLog (3, "- K2HWPlatform::free()");
}
#pragma mark ---------------------------
#pragma mark Codec Methods
#pragma mark ---------------------------
bool K2HWPlatform::writeCodecRegister(UInt8 address, UInt8 subAddress, UInt8 *data, UInt16 len, BusMode mode) {
bool success = false;
debugIOLog (5, "+ K2HWPlatform::writeCodecRegister ( %X, %X, %p, %d, %d )", address, subAddress, data, len, mode );
FailIf ( NULL == data, Exit );
if (openI2C()) {
switch (mode) {
case kI2C_StandardMode: mI2CInterface->setStandardMode(); break;
case kI2C_StandardSubMode: mI2CInterface->setStandardSubMode(); break;
case kI2C_CombinedMode: mI2CInterface->setCombinedMode(); break;
default:
debugIOLog (7, "K2HWPlatform::writeCodecRegister() unknown bus mode!");
FailIf ( true, Exit );
break;
}
mI2CInterface->setPollingMode ( false );
debugIOLog (5, " mI2CInterface->writeI2CBus ( %X, %X, %p, %d ), data->%X", (unsigned int)address, (unsigned int)subAddress, data, (unsigned int)len, *data );
success = mI2CInterface->writeI2CBus (address >> 1, subAddress, data, len);
mI2C_lastTransactionResult = success;
if (!success) {
debugIOLog (7, "K2HWPlatform::writeCodecRegister( %X, %X, %p %d), mI2CInterface->writeI2CBus returned false.", address, subAddress, data, len );
}
Exit:
closeI2C();
} else {
debugIOLog (7, "K2HWPlatform::writeCodecRegister() couldn't open the I2C bus!");
}
debugIOLog (5, "- K2HWPlatform::writeCodecRegister ( %X, %X, %p, %d, %d ) returns %d", address, subAddress, data, len, mode, success );
return success;
}
bool K2HWPlatform::readCodecRegister(UInt8 address, UInt8 subAddress, UInt8 *data, UInt16 len, BusMode mode) {
bool success = false;
debugIOLog (5, "+ K2HWPlatform::readCodecRegister ( %X, %X, %p, %d, %d )", address, subAddress, data, len, mode );
if (openI2C()) {
switch (mode) {
case kI2C_StandardMode: mI2CInterface->setStandardMode(); break;
case kI2C_StandardSubMode: mI2CInterface->setStandardSubMode(); break;
case kI2C_CombinedMode: mI2CInterface->setCombinedMode(); break;
default:
debugIOLog (7, "K2HWPlatform::readCodecRegister() unknown bus mode!");
FailIf ( true, Exit );
break;
}
mI2CInterface->setPollingMode ( false );
success = mI2CInterface->readI2CBus (address >> 1, subAddress, data, len);
mI2C_lastTransactionResult = success;
if (!success) debugIOLog (7, "K2HWPlatform::readCodecRegister(), mI2CInterface->writeI2CBus returned false.");
Exit:
closeI2C();
} else {
debugIOLog (7, "K2HWPlatform::readCodecRegister() couldn't open the I2C bus!");
}
debugIOLog (5, "- K2HWPlatform::readCodecRegister ( %X, %X, %p, %d, %d ) returns %d", address, subAddress, data, len, mode, success );
return success;
}
IOReturn K2HWPlatform::setCodecReset ( CODEC_RESET target, GpioAttributes reset ) {
IOReturn result;
debugIOLog (5, "K2HWPlatform::setCodecReset ( %d, %d )", (unsigned int)target, (unsigned int)reset );
switch ( target ) {
case kCODEC_RESET_Analog:
result = writeGpioState ( kGPIO_Selector_AnalogCodecReset, reset );
debugIOLog (7, "setCodecReset() for kGPIO_Selector_AnalogCodecReset returns %X after reset", getCodecReset(target) );
break;
case kCODEC_RESET_Digital:
result = writeGpioState ( kGPIO_Selector_DigitalCodecReset, reset );
debugIOLog (7, "setCodecReset() for kGPIO_Selector_DigitalCodecReset returns %X after reset", getCodecReset(target) );
break;
default: result = kIOReturnBadArgument; break;
}
if ( kIOReturnSuccess != result ) {
debugIOLog (7, "- K2HWPlatform::setCodecReset ( %d, %d ) returns %X", (unsigned int)target, (unsigned int)reset, (unsigned int)result );
}
return result;
}
GpioAttributes K2HWPlatform::getCodecReset ( CODEC_RESET target ) {
GpioAttributes result;
switch ( target ) {
case kCODEC_RESET_Analog: result = readGpioState ( kGPIO_Selector_AnalogCodecReset ); break;
case kCODEC_RESET_Digital: result = readGpioState ( kGPIO_Selector_DigitalCodecReset ); break;
default: result = kGPIO_Unknown; break;
}
return result;
}
#pragma mark ---------------------------
#pragma mark I2S
#pragma mark ---------------------------
IOReturn K2HWPlatform::setI2SEnable (bool enable) {
IOReturn result;
debugIOLog (5, "+ K2HWPlatform::setI2SEnable enable=%d", enable );
result = kIOReturnError;
UInt32 data;
if ( mFcr1 ) {
if ( enable ) {
debugIOLog (7, "K2HWPlatform::setI2SEnable to 1" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data |= ( 1 << 13 );
OSWriteSwapInt32 ( mFcr1, 0, data );
} else {
debugIOLog (7, "K2HWPlatform::setI2SEnable to 0" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data &= ~( 1 << 13 );
OSWriteSwapInt32 ( mFcr1, 0, data );
}
result = kIOReturnSuccess;
}
debugIOLog (5, "- K2HWPlatform::setI2SEnable enable=%d returns %d", enable, result );
return result;
}
bool K2HWPlatform::getI2SEnable () {
UInt32 value = 0;
if ( NULL != mFcr1 ) {
value = ( (unsigned int)OSReadSwapInt32 ( mFcr1, 0 ) >> 13 ) & 0x00000001;
}
return ( 0 != value );
}
IOReturn K2HWPlatform::setI2SClockEnable (bool enable) {
IOReturn result;
debugIOLog (5, "+ K2HWPlatform::setI2SClockEnable enable=%d", enable );
result = kIOReturnError;
UInt32 data;
if ( mFcr1 ) {
if ( enable ) {
debugIOLog (7, "K2HWPlatform::setI2SClockEnable to 1" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data |= ( 1 << 12 );
OSWriteSwapInt32 ( mFcr1, 0, data );
} else {
debugIOLog (7, "K2HWPlatform::setI2SClockEnable to 0" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data &= ~( 1 << 12 );
OSWriteSwapInt32 ( mFcr1, 0, data );
}
result = kIOReturnSuccess;
}
debugIOLog (5, "- K2HWPlatform::setI2SClockEnable enable=%d returns %d", enable, result );
return result;
}
bool K2HWPlatform::getI2SClockEnable () {
UInt32 value = 0;
if ( NULL != mFcr1 ) {
value = ( (unsigned int)OSReadSwapInt32 ( mFcr1, 0 ) >> 12 ) & 0x00000001;
}
return ( 0 != value );
}
IOReturn K2HWPlatform::setI2SCellEnable (bool enable) {
IOReturn result = kIOReturnError;
debugIOLog (5, "+ K2HWPlatform::setI2SCellEnable enable=%d",enable);
UInt32 data;
if ( mFcr1 ) {
if ( enable ) {
debugIOLog (7, "K2HWPlatform::setI2SCellEnable to 1" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data |= ( 1 << 10 );
OSWriteSwapInt32 ( mFcr1, 0, data );
} else {
debugIOLog (7, "K2HWPlatform::setI2SCellEnable to 0" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data &= ~( 1 << 10 );
OSWriteSwapInt32 ( mFcr1, 0, data );
}
result = kIOReturnSuccess;
}
debugIOLog (5, "- K2HWPlatform::setI2SCellEnable result = %x",result);
return result;
}
bool K2HWPlatform::getI2SCellEnable () {
UInt32 value = 0;
if ( NULL != mFcr1 ) {
value = ( (unsigned int)OSReadSwapInt32 ( mFcr1, 0 ) >> 10 ) & 0x00000001;
}
return ( 0 != value );
}
IOReturn K2HWPlatform::setI2SSWReset(bool enable) {
IOReturn result = kIOReturnError;
debugIOLog (5, "+ K2HWPlatform::setI2SSWReset enable=%d",enable);
UInt32 data;
if ( mFcr1 ) {
if ( enable ) {
debugIOLog (7, "K2HWPlatform::setI2SSWReset to 1" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data |= ( 1 << 11 );
OSWriteSwapInt32 ( mFcr1, 0, data );
} else {
debugIOLog (7, "K2HWPlatform::setI2SSWReset to 0" );
data = (unsigned int)OSReadSwapInt32 ( mFcr1, 0 );
data &= ~( 1 << 11 );
OSWriteSwapInt32 ( mFcr1, 0, data );
}
result = kIOReturnSuccess;
}
debugIOLog (5, "- K2HWPlatform::setI2SSWReset result = %x",result);
return result;
}
bool K2HWPlatform::getI2SSWReset() {
UInt32 value = 0;
if ( NULL != mFcr1 ) {
value = ( (unsigned int)OSReadSwapInt32 ( mFcr1, 0 ) >> 11 ) & 0x00000001;
}
return ( 0 != value );
}
IOReturn K2HWPlatform::setSerialFormatRegister (UInt32 serialFormat) {
IOReturn result = kIOReturnError;
if ( mSerialFormat ) {
OSWriteSwapInt32 ( mSerialFormat, 0, serialFormat );
result = kIOReturnSuccess;
}
return result;
}
UInt32 K2HWPlatform::getSerialFormatRegister () {
UInt32 serialFormat = 0;
if ( NULL != mSerialFormat ) serialFormat = (unsigned int)OSReadSwapInt32 ( mSerialFormat, 0 );
return serialFormat;
}
IOReturn K2HWPlatform::setDataWordSizes (UInt32 dataWordSizes) {
IOReturn result;
result = kIOReturnError;
if ( mDataWordSize ) {
OSWriteSwapInt32 ( mDataWordSize, 0, dataWordSizes );
result = kIOReturnSuccess;
}
return result;
}
UInt32 K2HWPlatform::getDataWordSizes () {
UInt32 dataWordSizes = 0;
if ( NULL != mDataWordSize ) dataWordSizes = (unsigned int)OSReadSwapInt32 ( mDataWordSize, 0 );
return dataWordSizes;
}
IOReturn K2HWPlatform::setI2SIOMIntControl (UInt32 intCntrl) {
IOReturn result;
result = kIOReturnError;
if ( mI2SIntCtrl ) {
OSWriteSwapInt32 ( mI2SIntCtrl, 0, intCntrl );
result = kIOReturnSuccess;
}
return result;
}
UInt32 K2HWPlatform::getI2SIOMIntControl () {
UInt32 i2sIntCntrl = 0;
if ( NULL != mI2SIntCtrl ) i2sIntCntrl = (unsigned int)OSReadSwapInt32 ( mI2SIntCtrl, 0 );
return i2sIntCntrl;
}
IOReturn K2HWPlatform::setFrameCount (UInt32 value) {
IOReturn result;
result = kIOReturnError;
if ( mFrameCounter ) {
OSWriteSwapInt32 ( mFrameCounter, 0, value );
result = kIOReturnSuccess;
}
return result;
}
UInt32 K2HWPlatform::getFrameCount () {
UInt32 frameCount = 0;
if ( NULL != mFrameCounter ) frameCount = (unsigned int)OSReadSwapInt32 ( mFrameCounter, 0 );
return frameCount;
}
IOReturn K2HWPlatform::releaseI2SClockSource(I2SClockFrequency inFrequency)
{
UInt32 i2sCellNumber;
IOReturn result;
result = kIOReturnError;
if (kUseI2SCell0 == mI2SInterfaceNumber)
i2sCellNumber = kUseI2SCell0;
else if (kUseI2SCell1 == mI2SInterfaceNumber)
i2sCellNumber = kUseI2SCell1;
else
return kIOReturnBadArgument;
if (NULL != mK2Service) {
switch ( inFrequency ) {
case kI2S_45MHz: setupI2SClockSource( i2sCellNumber, false, kK2I2SClockSource_45MHz ); break;
case kI2S_49MHz: setupI2SClockSource( i2sCellNumber, false, kK2I2SClockSource_49MHz ); break;
case kI2S_18MHz: setupI2SClockSource( i2sCellNumber, false, kK2I2SClockSource_18MHz ); break;
}
result = kIOReturnSuccess;
}
return result;
}
IOReturn K2HWPlatform::requestI2SClockSource(I2SClockFrequency inFrequency)
{
UInt32 i2sCellNumber;
IOReturn result;
result = kIOReturnError;
if (kUseI2SCell0 == mI2SInterfaceNumber)
i2sCellNumber = kUseI2SCell0;
else if (kUseI2SCell1 == mI2SInterfaceNumber)
i2sCellNumber = kUseI2SCell1;
else
return kIOReturnBadArgument;
if (NULL != mK2Service) {
switch ( inFrequency ) {
case kI2S_45MHz: setupI2SClockSource( i2sCellNumber, true, kK2I2SClockSource_45MHz ); break;
case kI2S_49MHz: setupI2SClockSource( i2sCellNumber, true, kK2I2SClockSource_49MHz ); break;
case kI2S_18MHz: setupI2SClockSource( i2sCellNumber, true, kK2I2SClockSource_18MHz ); break;
}
result = kIOReturnSuccess;
}
return result;
}
IOReturn K2HWPlatform::setupI2SClockSource( UInt32 cell, bool requestClock, UInt32 clockSource )
{
IOReturn result;
const OSSymbol* funcSymbolName = NULL;
result = kIOReturnError;
if ( mK2Service ) {
funcSymbolName = OSSymbol::withCString ( "keyLargo_powerI2S" ); FailIf ( NULL == funcSymbolName, Exit ); mK2Service->callPlatformFunction (funcSymbolName, false, (void *)requestClock, (void *)cell, (void *)clockSource, (void *)0); funcSymbolName->release (); result = kIOReturnSuccess;
}
Exit:
return result;
}
#pragma mark ---------------------------
#pragma mark INTERRUPTS
#pragma mark ---------------------------
IOReturn K2HWPlatform::disableInterrupt ( PlatformInterruptSource source ) {
#pragma unused ( theDevice, interruptHandler, source )
IOReturn result = kIOReturnError;
if ( kIOReturnSuccess == result ) {
switch ( source ) {
case kCodecErrorInterrupt: mCodecErrorInterruptEnable = false; break;
case kCodecInterrupt: mCodecInterruptEnable = false; break;
case kDigitalInDetectInterrupt: mDigitalInDetectInterruptEnable = false; break;
case kDigitalOutDetectInterrupt: mDigitalOutDetectInterruptEnable = false; break;
case kHeadphoneDetectInterrupt: mHeadphoneDetectInterruptEnable = false; break;
case kLineInputDetectInterrupt: mLineInputDetectInterruptEnable = false; break;
case kLineOutputDetectInterrupt: mLineOutputDetectInterruptEnable = false; break;
case kSpeakerDetectInterrupt: mSpeakerDetectInterruptEnable = false; break;
case kUnknownInterrupt: break;
default: break;
}
}
return result;
}
IOReturn K2HWPlatform::enableInterrupt ( PlatformInterruptSource source ) {
#pragma unused ( theDevice, interruptHandler, source )
IOReturn result = kIOReturnError;
if ( kIOReturnSuccess == result ) {
switch ( source ) {
case kCodecErrorInterrupt: mCodecErrorInterruptEnable = true; break;
case kCodecInterrupt: mCodecInterruptEnable = true; break;
case kDigitalInDetectInterrupt: mDigitalInDetectInterruptEnable = true; break;
case kDigitalOutDetectInterrupt: mDigitalOutDetectInterruptEnable = true; break;
case kHeadphoneDetectInterrupt: mHeadphoneDetectInterruptEnable = true; break;
case kLineInputDetectInterrupt: mLineInputDetectInterruptEnable = true; break;
case kLineOutputDetectInterrupt: mLineOutputDetectInterruptEnable = true; break;
case kSpeakerDetectInterrupt: mSpeakerDetectInterruptEnable = true; break;
case kUnknownInterrupt: break;
default: break;
}
}
return result;
}
void K2HWPlatform::poll ( void ) {
IOCommandGate * cg;
FailIf ( NULL == mProvider, Exit );
cg = mProvider->getCommandGate ();
if ( NULL != cg ) {
if ( interruptUsesTimerPolling ( kCodecErrorInterrupt ) ) {
if ( mCodecErrorInterruptEnable ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kCodecErrorInterruptStatus, (void *)getCodecErrorInterrupt (), (void *)0 );
}
}
if ( interruptUsesTimerPolling ( kCodecInterrupt ) ) {
if ( mCodecInterruptEnable ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kCodecInterruptStatus, (void *)getCodecInterrupt (), (void *)0 );
}
}
if ( interruptUsesTimerPolling ( kDigitalInDetectInterrupt ) ) {
if ( mDigitalInDetectInterruptEnable ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kDigitalInStatus, (void *)getDigitalInConnected (), (void *)0 );
}
}
if ( interruptUsesTimerPolling ( kDigitalOutDetectInterrupt ) ) {
if ( mDigitalOutDetectInterruptEnable ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kDigitalOutStatus, (void *)getDigitalOutConnected (), (void *)0 );
}
}
if ( interruptUsesTimerPolling ( kHeadphoneDetectInterrupt ) ) {
if ( mHeadphoneDetectInterruptEnable ) {
if ( !mIsComboOutJack ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kHeadphoneStatus, (void *)getHeadphoneConnected (), (void *)0 );
} else {
if ( kGPIO_Connected == getComboOutJackTypeConnected() ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kDigitalOutStatus, (void *)getHeadphoneConnected (), (void *)0 );
} else {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kHeadphoneStatus, (void *)getHeadphoneConnected (), (void *)0 );
}
}
}
}
if ( interruptUsesTimerPolling ( kLineInputDetectInterrupt ) ) {
if ( mLineInputDetectInterruptEnable ) {
if ( !mIsComboInJack ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kLineInStatus, (void *)getLineInConnected (), (void *)0 );
} else {
if ( kGPIO_Connected == getComboInJackTypeConnected() ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kDigitalInStatus, (void *)getLineInConnected (), (void *)0 );
} else {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kLineInStatus, (void *)getLineInConnected (), (void *)0 );
}
}
}
}
if ( interruptUsesTimerPolling ( kLineOutputDetectInterrupt ) ) {
if ( mLineOutputDetectInterruptEnable ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kLineOutStatus, (void *)getLineOutConnected (), (void *)0 );
}
}
if ( interruptUsesTimerPolling ( kSpeakerDetectInterrupt ) ) {
if ( mSpeakerDetectInterruptEnable ) {
cg->runAction ( mProvider->interruptEventHandlerAction, (void *)kExtSpeakersStatus, (void *)getSpeakerConnected (), (void *)0 );
}
}
}
Exit:
return;
}
bool K2HWPlatform::interruptUsesTimerPolling( PlatformInterruptSource source ) {
#pragma unused ( source )
return true;
}
IOReturn K2HWPlatform::registerInterruptHandler ( IOService * theDevice, void * interruptHandler, PlatformInterruptSource source ) {
#pragma unused ( theDevice, interruptHandler, source )
return kIOReturnError;
}
IOReturn K2HWPlatform::unregisterInterruptHandler ( IOService * theDevice, void * interruptHandler, PlatformInterruptSource source ) {
#pragma unused ( theDevice, interruptHandler, source )
return kIOReturnError;
}
#pragma mark ---------------------------
#pragma mark GPIO
#pragma mark ---------------------------
GpioAttributes K2HWPlatform::getClockMux() {
return readGpioState ( kGPIO_Selector_ClockMux );
}
IOReturn K2HWPlatform::setClockMux ( GpioAttributes muxState ) {
return writeGpioState ( kGPIO_Selector_ClockMux, muxState );
}
GpioAttributes K2HWPlatform::getCodecErrorInterrupt() {
return readGpioState ( kGPIO_Selector_CodecErrorInterrupt );
}
GpioAttributes K2HWPlatform::getCodecInterrupt() {
return readGpioState ( kGPIO_Selector_CodecInterrupt );
}
GpioAttributes K2HWPlatform::getComboInJackTypeConnected() {
return readGpioState ( kGPIO_Selector_ComboInJackType );
}
GpioAttributes K2HWPlatform::getComboOutJackTypeConnected() {
return readGpioState ( kGPIO_Selector_ComboOutJackType );
}
GpioAttributes K2HWPlatform::getDigitalInConnected() {
return readGpioState ( kGPIO_Selector_DigitalInDetect );
}
GpioAttributes K2HWPlatform::getDigitalOutConnected() {
return readGpioState ( kGPIO_Selector_DigitalOutDetect );
}
GpioAttributes K2HWPlatform::getHeadphoneConnected() {
return readGpioState ( kGPIO_Selector_HeadphoneDetect );
}
GpioAttributes K2HWPlatform::getHeadphoneMuteState() {
return readGpioState ( kGPIO_Selector_HeadphoneMute );
}
IOReturn K2HWPlatform::setHeadphoneMuteState ( GpioAttributes muteState ) {
return writeGpioState ( kGPIO_Selector_HeadphoneMute, muteState );
}
GpioAttributes K2HWPlatform::getInputDataMux() {
return readGpioState ( kGPIO_Selector_InputDataMux );
}
IOReturn K2HWPlatform::setInputDataMux(GpioAttributes muxState) {
return writeGpioState ( kGPIO_Selector_InputDataMux, muxState );
}
GpioAttributes K2HWPlatform::getLineInConnected() {
return readGpioState ( kGPIO_Selector_LineInDetect );
}
GpioAttributes K2HWPlatform::getLineOutConnected() {
return readGpioState ( kGPIO_Selector_LineOutDetect );
}
GpioAttributes K2HWPlatform::getLineOutMuteState() {
return readGpioState ( kGPIO_Selector_LineOutMute );
}
IOReturn K2HWPlatform::setLineOutMuteState ( GpioAttributes muteState ) {
return writeGpioState ( kGPIO_Selector_LineOutMute, muteState );
}
GpioAttributes K2HWPlatform::getSpeakerConnected() {
return readGpioState ( kGPIO_Selector_SpeakerDetect );
}
GpioAttributes K2HWPlatform::getSpeakerMuteState() {
return readGpioState ( kGPIO_Selector_SpeakerMute );
}
IOReturn K2HWPlatform::setSpeakerMuteState ( GpioAttributes muteState ) {
return writeGpioState ( kGPIO_Selector_SpeakerMute, muteState );
}
#pragma mark ---------------------------
#pragma mark Private I2C
#pragma mark ---------------------------
bool K2HWPlatform::findAndAttachI2C()
{
const OSSymbol *i2cDriverName;
IOService *i2cCandidate = NULL;
OSDictionary *i2cServiceDictionary;
mach_timespec_t timeout;
bool result = false;
OSIterator *iterator;
OSObject *theObject;
bool found = false;
i2cDriverName = OSSymbol::withCStringNoCopy ( "PPCI2CInterface.i2c-mac-io" );
i2cServiceDictionary = IOService::resourceMatching ( i2cDriverName );
FailIf ( NULL == i2cServiceDictionary, Exit );
debugIOLog (5, "about to waitForService on i2cServiceDictionary timeout = 5 seconds" );
timeout.tv_sec = 5;
timeout.tv_nsec = 0;
i2cCandidate = IOService::waitForService ( i2cServiceDictionary, &timeout );
if ( NULL == i2cCandidate ) {
iterator = IOService::getMatchingServices ( i2cServiceDictionary );
if ( NULL != iterator ) {
do {
theObject = iterator->getNextObject ();
if ( theObject ) {
debugIOLog (5, "found theObject=%p",theObject);
i2cCandidate = OSDynamicCast(IOService,theObject);
}
} while ( !found && NULL != theObject );
} else {
debugIOLog (5, " NULL != iterator");
}
} else {
debugIOLog (5, "K2HWPlatform::findAndAttachI2C i2cCandidate = %p ",i2cCandidate );
}
FailIf(NULL == i2cCandidate,Exit);
mI2CInterface = (PPCI2CInterface*)i2cCandidate->getProperty ( i2cDriverName );
FailIf ( NULL == mI2CInterface, Exit );
mI2CInterface->retain();
result = true;
Exit:
return result;
}
bool K2HWPlatform::openI2C()
{
bool result = false;
FailIf ( NULL == mI2CInterface, Exit );
FailIf ( !mI2CInterface->openI2CBus ( mI2CPort ), Exit );
result = true;
Exit:
return result;
}
void K2HWPlatform::closeI2C ()
{
mI2CInterface->closeI2CBus ();
}
bool K2HWPlatform::detachFromI2C()
{
if (mI2CInterface) {
mI2CInterface->release();
mI2CInterface = NULL;
}
return (true);
}
#pragma mark ---------------------------
#pragma mark Private I2S
#pragma mark ---------------------------
#ifndef kBUILD_FOR_DIRECT_I2S_HW_ACCESS
bool K2HWPlatform::findAndAttachI2S()
{
const OSSymbol *i2sDriverName;
IOService *i2sCandidate;
OSDictionary *i2sServiceDictionary;
bool result = false;
mach_timespec_t timeout = {5,0};
i2sDriverName = OSSymbol::withCStringNoCopy ( "AppleI2S" );
i2sServiceDictionary = IOService::resourceMatching ( i2sDriverName );
FailIf ( NULL == i2sServiceDictionary, Exit );
i2sCandidate = IOService::waitForService ( i2sServiceDictionary, &timeout );
debugIOLog (3, "i2sServiceDictionary %p", i2sServiceDictionary );
FailIf(NULL == i2sCandidate,Exit);
mI2SInterface = (AppleI2S*)i2sCandidate->getProperty ( i2sDriverName );
FailIf ( NULL == mI2SInterface, Exit );
mI2SInterface->retain();
result = true;
Exit:
return result;
}
bool K2HWPlatform::openI2S()
{
return true; }
void K2HWPlatform::closeI2S ()
{
return; }
bool K2HWPlatform::detachFromI2S()
{
if ( NULL != mI2SInterface ) {
mI2SInterface->release();
mI2SInterface = NULL;
}
return ( true );
}
#endif
#pragma mark ---------------------------
#pragma mark GPIO Utilities
#pragma mark ---------------------------
const OSSymbol* K2HWPlatform::makeFunctionSymbolName(const char * name,UInt32 pHandle) {
const OSSymbol* funcSymbolName = NULL;
char stringBuf[256];
sprintf ( stringBuf, "%s-%08lx", name, pHandle );
funcSymbolName = OSSymbol::withCString ( stringBuf );
return funcSymbolName;
}
GpioAttributes K2HWPlatform::GetCachedAttribute ( GPIOSelector selector, GpioAttributes defaultResult ) {
GpioAttributes result;
result = defaultResult;
switch ( selector ) {
case kGPIO_Selector_AnalogCodecReset: result = mAppleGPIO_AnalogCodecReset; break;
case kGPIO_Selector_ClockMux: result = mAppleGPIO_CodecClockMux; break;
case kGPIO_Selector_CodecInterrupt: break;
case kGPIO_Selector_CodecErrorInterrupt: break;
case kGPIO_Selector_ComboInJackType: break;
case kGPIO_Selector_ComboOutJackType: break;
case kGPIO_Selector_DigitalCodecReset: result = mAppleGPIO_DigitalCodecReset; break;
case kGPIO_Selector_DigitalInDetect: break;
case kGPIO_Selector_DigitalOutDetect: break;
case kGPIO_Selector_HeadphoneDetect: break;
case kGPIO_Selector_HeadphoneMute: result = mAppleGPIO_HeadphoneMute; break;
case kGPIO_Selector_InputDataMux: result = mAppleGPIO_CodecInputDataMux; break;
case kGPIO_Selector_InternalSpeakerID: result = mAppleGPIO_InternalSpeakerID; break;
case kGPIO_Selector_LineInDetect: break;
case kGPIO_Selector_LineOutDetect: break;
case kGPIO_Selector_LineOutMute: result = mAppleGPIO_LineOutMute; break;
case kGPIO_Selector_SpeakerDetect: break;
case kGPIO_Selector_SpeakerMute: result = mAppleGPIO_AmpMute; break;
}
switch ( selector ) {
case kGPIO_Selector_AnalogCodecReset: debugIOLog (5, "... kGPIO_Selector_AnalogCodecReset returns %d from CACHE", result ); break;
case kGPIO_Selector_ClockMux: debugIOLog (5, "... kGPIO_Selector_ClockMux returns %d from CACHE", result ); break;
case kGPIO_Selector_CodecInterrupt: break;
case kGPIO_Selector_CodecErrorInterrupt: break;
case kGPIO_Selector_ComboInJackType: break;
case kGPIO_Selector_ComboOutJackType: break;
case kGPIO_Selector_DigitalCodecReset: debugIOLog (5, "... kGPIO_Selector_DigitalCodecReset returns %d from CACHE", result ); break;
case kGPIO_Selector_DigitalInDetect: break;
case kGPIO_Selector_DigitalOutDetect: break;
case kGPIO_Selector_HeadphoneDetect: break;
case kGPIO_Selector_HeadphoneMute: debugIOLog (5, "... kGPIO_Selector_HeadphoneMute returns %d from CACHE", result ); break;
case kGPIO_Selector_InputDataMux: debugIOLog (5, "... kGPIO_Selector_InputDataMux returns %d from CACHE", result ); break;
case kGPIO_Selector_InternalSpeakerID: debugIOLog (5, "... kGPIO_Selector_InternalSpeakerID returns %d from CACHE", result ); break;
case kGPIO_Selector_LineInDetect: break;
case kGPIO_Selector_LineOutDetect: break;
case kGPIO_Selector_LineOutMute: debugIOLog (5, "... kGPIO_Selector_LineOutMute returns %d from CACHE", result ); break;
case kGPIO_Selector_SpeakerDetect: break;
case kGPIO_Selector_SpeakerMute: debugIOLog (5, "... kGPIO_Selector_SpeakerMute returns %d from CACHE", result ); break;
}
return result;
}
GpioAttributes K2HWPlatform::readGpioState ( GPIOSelector selector ) {
GpioAttributes result;
result = kGPIO_Unknown;
switch ( selector ) {
case kGPIO_Selector_AnalogCodecReset: result = 0 == ( *mGPIO_analogCodecReset & 0x02 ) ? kGPIO_Reset : kGPIO_Run ; break;
case kGPIO_Selector_ClockMux: result = 0 == ( *mGPIO_mclkMuxSelect & 0x02 ) ? kGPIO_MuxSelectDefault : kGPIO_MuxSelectAlternate ; break;
case kGPIO_Selector_CodecInterrupt: result = 0 == ( *mGPIO_digitalCodecIrq & 0x02 ) ? kGPIO_CodecInterruptInactive : kGPIO_CodecInterruptActive ; break;
case kGPIO_Selector_CodecErrorInterrupt: result = 0 == ( *mGPIO_digitalCodecErrorIrq & 0x02 ) ? kGPIO_CodecInterruptInactive : kGPIO_CodecInterruptActive ; break;
case kGPIO_Selector_DigitalCodecReset: result = 0 == ( *mGPIO_digitalCodecReset & 0x02 ) ? kGPIO_Reset : kGPIO_Run ; break;
case kGPIO_Selector_HeadphoneDetect: result = 0 == ( *mGPIO_headphoneSense & 0x02 ) ? kGPIO_Connected : kGPIO_Disconnected ; break;
case kGPIO_Selector_HeadphoneMute: result = 0 == ( *mGPIO_headphoneMute & 0x02 ) ? kGPIO_Muted : kGPIO_Unmuted ; break;
case kGPIO_Selector_InputDataMux: result = 0 == ( *mGPIO_inputDataMuxSelect & 0x02 ) ? kGPIO_MuxSelectDefault : kGPIO_MuxSelectAlternate ; break;
case kGPIO_Selector_InternalSpeakerID: result = 0 == ( *mGPIO_internalSpeakerID & 0x02 ) ? kGPIO_Disconnected : kGPIO_Connected ; break;
case kGPIO_Selector_LineInDetect: result = 0 == ( *mGPIO_lineInSense & 0x02 ) ? kGPIO_Connected : kGPIO_Disconnected ; break;
case kGPIO_Selector_LineOutDetect: result = 0 == ( *mGPIO_lineOutSense & 0x02 ) ? kGPIO_Connected : kGPIO_Disconnected ; break;
case kGPIO_Selector_LineOutMute: result = 0 == ( *mGPIO_lineOutMute & 0x02 ) ? kGPIO_Muted : kGPIO_Unmuted ; break;
case kGPIO_Selector_SpeakerMute: result = 0 == ( *mGPIO_speakerMute & 0x02 ) ? kGPIO_Unmuted : kGPIO_Muted ; break;
default: goto Exit; break;
}
Exit:
return result;
}
IOReturn K2HWPlatform::writeGpioState ( GPIOSelector selector, GpioAttributes gpioState ) {
UInt32 value;
IOReturn result;
result = kIOReturnError;
value = 0;
switch ( selector ) {
case kGPIO_Selector_AnalogCodecReset: FailIf ( kIOReturnSuccess != translateGpioAttributeToGpioState ( kGPIO_Type_Reset, gpioState, &value ), Exit ); break;
case kGPIO_Selector_ClockMux: FailIf ( kIOReturnSuccess != translateGpioAttributeToGpioState ( kGPIO_Type_Mux, gpioState, &value ), Exit ); break;
case kGPIO_Selector_DigitalCodecReset: FailIf ( kIOReturnSuccess != translateGpioAttributeToGpioState ( kGPIO_Type_Reset, gpioState, &value ), Exit ); break;
case kGPIO_Selector_HeadphoneMute: FailIf ( kIOReturnSuccess != translateGpioAttributeToGpioState ( kGPIO_Type_MuteH, gpioState, &value ), Exit ); break;
case kGPIO_Selector_InputDataMux: FailIf ( kIOReturnSuccess != translateGpioAttributeToGpioState ( kGPIO_Type_Mux, gpioState, &value ), Exit ); break;
case kGPIO_Selector_LineOutMute: FailIf ( kIOReturnSuccess != translateGpioAttributeToGpioState ( kGPIO_Type_MuteH, gpioState, &value ), Exit ); break;
case kGPIO_Selector_SpeakerMute: FailIf ( kIOReturnSuccess != translateGpioAttributeToGpioState ( kGPIO_Type_MuteL, gpioState, &value ), Exit ); break;
default: FailIf ( true, Exit ); break;
}
switch ( selector ) {
case kGPIO_Selector_AnalogCodecReset: *mGPIO_analogCodecReset = value ? kGPIO_DATA_WR_PIN_LEVEL_H : kGPIO_DATA_WR_PIN_LEVEL_L ; break;
case kGPIO_Selector_ClockMux: *mGPIO_mclkMuxSelect = value ? kGPIO_DATA_WR_PIN_LEVEL_H : kGPIO_DATA_WR_PIN_LEVEL_L ; break;
case kGPIO_Selector_DigitalCodecReset: *mGPIO_digitalCodecReset = value ? kGPIO_DATA_WR_PIN_LEVEL_H : kGPIO_DATA_WR_PIN_LEVEL_L ; break;
case kGPIO_Selector_HeadphoneMute: *mGPIO_headphoneMute = value ? kGPIO_DATA_WR_PIN_LEVEL_H : kGPIO_DATA_WR_PIN_LEVEL_L ; break;
case kGPIO_Selector_InputDataMux: *mGPIO_inputDataMuxSelect = value ? kGPIO_DATA_WR_PIN_LEVEL_H : kGPIO_DATA_WR_PIN_LEVEL_L ; break;
case kGPIO_Selector_LineOutMute: *mGPIO_lineOutMute = value ? kGPIO_DATA_WR_PIN_LEVEL_H : kGPIO_DATA_WR_PIN_LEVEL_L ; break;
case kGPIO_Selector_SpeakerMute: *mGPIO_speakerMute = value ? kGPIO_DATA_WR_PIN_LEVEL_H : kGPIO_DATA_WR_PIN_LEVEL_L ; break;
default: FailIf ( true, Exit ); break;
}
switch ( selector ) {
case kGPIO_Selector_AnalogCodecReset: mAppleGPIO_AnalogCodecReset = gpioState; break;
case kGPIO_Selector_ClockMux: mAppleGPIO_CodecClockMux = gpioState; break;
case kGPIO_Selector_DigitalCodecReset: mAppleGPIO_DigitalCodecReset = gpioState; break;
case kGPIO_Selector_HeadphoneMute: mAppleGPIO_HeadphoneMute = gpioState; break;
case kGPIO_Selector_InputDataMux: mAppleGPIO_CodecInputDataMux = gpioState; break;
case kGPIO_Selector_LineOutMute: mAppleGPIO_LineOutMute = gpioState; break;
case kGPIO_Selector_SpeakerMute: mAppleGPIO_AmpMute = gpioState; break;
default: FailIf ( true, Exit ); break;
}
result = kIOReturnSuccess;
Exit:
return result;
}
IOReturn K2HWPlatform::translateGpioAttributeToGpioState ( GPIOType gpioType, GpioAttributes gpioAttribute, UInt32 * valuePtr ) {
IOReturn result = kIOReturnError;
if ( NULL != valuePtr ) {
result = kIOReturnSuccess;
switch ( gpioType ) {
case kGPIO_Type_ConnectorType:
if ( kGPIO_TypeIsDigital == gpioAttribute ) {
*valuePtr = 1;
} else if ( kGPIO_TypeIsAnalog == gpioAttribute ) {
*valuePtr = 0;
} else {
result = kIOReturnBadArgument;
}
break;
case kGPIO_Type_Detect:
if ( kGPIO_Disconnected == gpioAttribute ) {
*valuePtr = 0;
} else if ( kGPIO_Connected == gpioAttribute ) {
*valuePtr = 1;
} else {
result = kIOReturnBadArgument;
}
break;
case kGPIO_Type_Irq:
if ( kGPIO_CodecInterruptActive == gpioAttribute ) {
*valuePtr = 1;
} else if ( kGPIO_CodecInterruptInactive == gpioAttribute ) {
*valuePtr = 0;
} else {
result = kIOReturnBadArgument;
}
break;
case kGPIO_Type_MuteL:
if ( kGPIO_Muted == gpioAttribute ) {
*valuePtr = 1;
} else if ( kGPIO_Unmuted == gpioAttribute ) {
*valuePtr = 0;
} else {
result = kIOReturnBadArgument;
}
break;
case kGPIO_Type_MuteH:
if ( kGPIO_Muted == gpioAttribute ) {
*valuePtr = 1;
} else if ( kGPIO_Unmuted == gpioAttribute ) {
*valuePtr = 0;
} else {
result = kIOReturnBadArgument;
}
break;
case kGPIO_Type_Mux:
if ( kGPIO_MuxSelectAlternate == gpioAttribute ) {
*valuePtr = 1;
} else if ( kGPIO_MuxSelectDefault == gpioAttribute ) {
*valuePtr = 0;
} else {
result = kIOReturnBadArgument;
}
break;
case kGPIO_Type_Reset:
if ( kGPIO_Run == gpioAttribute ) {
*valuePtr = 0;
} else if ( kGPIO_Reset == gpioAttribute ) {
*valuePtr = 1;
} else {
result = kIOReturnBadArgument;
}
break;
default:
result = kIOReturnBadArgument;
break;
}
}
#ifdef kVERBOSE_Log
if ( kIOReturnSuccess != result ) {
switch ( gpioType ) {
case kGPIO_Type_ConnectorType: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( kGPIO_Type_ConnectorType, %p )", valuePtr ); break;
case kGPIO_Type_Detect: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( kGPIO_Type_Detect, %p )", valuePtr ); break;
case kGPIO_Type_Irq: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( kGPIO_Type_Irq, %p )", valuePtr ); break;
case kGPIO_Type_MuteL: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( kGPIO_Type_MuteL, %p )", valuePtr ); break;
case kGPIO_Type_MuteH: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( kGPIO_Type_MuteH, %p )", valuePtr ); break;
case kGPIO_Type_Mux: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( kGPIO_Type_Mux, %p )", valuePtr ); break;
case kGPIO_Type_Reset: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( kGPIO_Type_Reset, %p )", valuePtr ); break;
default: debugIOLog (3, "FAIL: K2HWPlatform::translateGpioAttributeToGpioState ( %X, %p )", gpioType, valuePtr ); break;
}
}
#endif
return result;
}
#pragma mark ---------------------------
#pragma mark DBDMA Memory Address Acquisition Methods
#pragma mark ---------------------------
IODBDMAChannelRegisters * K2HWPlatform::GetInputChannelRegistersVirtualAddress ( IOService * dbdmaProvider ) {
IOMemoryMap * map;
IOService * parentOfParent;
IOPhysicalAddress ioPhysAddr;
IOMemoryDescriptor * theDescriptor;
IOByteCount length = 256;
mIOBaseDMAInput = NULL;
FailIf ( NULL == dbdmaProvider, Exit );
debugIOLog (3, "K2HWPlatform::GetInputChannelRegistersVirtualAddress i2s-a name is %s", dbdmaProvider->getName() );
parentOfParent = (IOService*)dbdmaProvider->getParentEntry ( gIODTPlane );
FailIf ( NULL == parentOfParent, Exit );
debugIOLog (3, " parentOfParent name is %s", parentOfParent->getName() );
map = parentOfParent->mapDeviceMemoryWithIndex ( AppleDBDMAAudio::kDBDMAOutputIndex );
FailIf ( NULL == map, Exit );
ioPhysAddr = map->getPhysicalSegment( kIODMAInputOffset, &length );
FailIf ( NULL == ioPhysAddr, Exit );
theDescriptor = IOMemoryDescriptor::withPhysicalAddress ( ioPhysAddr, 256, kIODirectionOutIn );
FailIf ( NULL == theDescriptor, Exit );
map = theDescriptor->map ();
FailIf ( NULL == map, Exit );
mIOBaseDMAInput = (IODBDMAChannelRegisters*)map->getVirtualAddress();
debugIOLog (3, "mIOBaseDMAInput %p", mIOBaseDMAInput );
if ( NULL == mIOBaseDMAInput ) { debugIOLog (1, "K2HWPlatform::GetInputChannelRegistersVirtualAddress IODBDMAChannelRegisters NOT IN VIRTUAL SPACE" ); }
Exit:
return mIOBaseDMAInput;
}
IODBDMAChannelRegisters * K2HWPlatform::GetOutputChannelRegistersVirtualAddress ( IOService * dbdmaProvider ) {
IOMemoryMap * map;
IOService * parentOfParent;
mIOBaseDMAOutput = NULL;
FailIf ( NULL == dbdmaProvider, Exit );
debugIOLog (3, "K2HWPlatform::GetOutputChannelRegistersVirtualAddress i2s-a name is %s", dbdmaProvider->getName() );
parentOfParent = (IOService*)dbdmaProvider->getParentEntry ( gIODTPlane );
FailIf ( NULL == parentOfParent, Exit );
debugIOLog (3, " parentOfParent name is %s", parentOfParent->getName() );
map = parentOfParent->mapDeviceMemoryWithIndex ( AppleDBDMAAudio::kDBDMAOutputIndex );
FailIf ( NULL == map, Exit );
mIOBaseDMAOutput = (IODBDMAChannelRegisters*)map->getVirtualAddress();
debugIOLog (3, "mIOBaseDMAOutput %p is at physical %p", mIOBaseDMAOutput, (void*)map->getPhysicalAddress() );
if ( NULL == mIOBaseDMAOutput ) { debugIOLog (1, "K2HWPlatform::GetOutputChannelRegistersVirtualAddress IODBDMAChannelRegisters NOT IN VIRTUAL SPACE" ); }
Exit:
return mIOBaseDMAOutput;
}
#pragma mark ---------------------------
#pragma mark DEBUGGING UTILITIES
#pragma mark ---------------------------
void K2HWPlatform::LogFCR ( void ) {
UInt32 data;
data = (unsigned int)OSReadSwapInt32 ( mHwPtr, kAUDIO_MAC_IO_FCR1 );
debugIOLog (3, "[#] FCR1: %X -> %lX ::: %s %s %s %s",
kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_MAC_IO_FCR1,
data,
0 == ( data & ( 1 << 13 ) ) ? "i2s0_enable_h" : "I2S0_ENABLE_H" ,
0 == ( data & ( 1 << 12 ) ) ? "i2s0_clkenbit_h" : "I2S0_CLKENBIT_H" ,
0 == ( data & ( 1 << 11 ) ) ? "i2s0_swreset_h" : "I2S0_SWRESET_H" ,
0 == ( data & ( 1 << 10 ) ) ? "i2s0_cell_en_h" : "I2S0_CELL_EN_H"
);
data = (unsigned int)OSReadSwapInt32 ( mHwPtr, kAUDIO_MAC_IO_FCR3 );
debugIOLog (3, "[#] FCR3: %X -> %lX ::: %s %s %s %s %s",
kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_MAC_IO_FCR3,
data,
0 == ( data & ( 1 << 14 ) ) ? "i2s0_clk18_en_h" : "I2S_CLK18_EN_H" ,
0 == ( data & ( 1 << 10 ) ) ? "clk45_en_h" : "CLK45_EN_H" ,
0 == ( data & ( 1 << 9 ) ) ? "clk49_en_h" : "CLK49_EN_H" ,
0 == ( data & ( 1 << 5 ) ) ? "enablepll2shutdown_h" : "ENABLEPLL2SHUTDOWN_H",
0 == ( data & ( 1 << 5 ) ) ? "enablepll3shutdown_h" : "ENABLEPLL3SHUTDOWN_H"
);
IOSleep ( 10 );
return;
}
void K2HWPlatform::LogI2S ( void ) {
debugIOLog (3, "[*] I2S Serial Format: %X -> %X", kAUDIO_I2S_BASE_ADDRESS + kAUDIO_I2S_SERIAL_FORMAT, (unsigned int)OSReadSwapInt32 ( mHwI2SPtr, kAUDIO_I2S_SERIAL_FORMAT ) );
debugIOLog (3, "[*] I2S Data Word Size: %X -> %X", kAUDIO_I2S_BASE_ADDRESS + kAUDIO_I2S_DATA_WORD_SIZES, (unsigned int)OSReadSwapInt32 ( mHwI2SPtr, kAUDIO_I2S_DATA_WORD_SIZES ) );
debugIOLog (3, "[*] I2S Frame Count: %X -> %X", kAUDIO_I2S_BASE_ADDRESS + kAUDIO_I2S_FRAME_COUNTER, (unsigned int)OSReadSwapInt32 ( mHwI2SPtr, kAUDIO_I2S_FRAME_COUNTER ) );
debugIOLog (3, "[*] I2S Interrupt Control: %X -> %X", kAUDIO_I2S_BASE_ADDRESS + kAUDIO_I2S_INTERRUPT_CONTROL, (unsigned int)OSReadSwapInt32 ( mHwI2SPtr, kAUDIO_I2S_INTERRUPT_CONTROL ) );
return;
}
void K2HWPlatform::LogInterruptGPIO ( void ) {
debugIOLog (1, "### CodecErrorIRQ %X, CodecIRQ %X, HeadphoneDet %X, LineInDet %X, LineOutDet %X",
(unsigned int)mHwPtr[kAUDIO_GPIO_CODEC_ERROR_IRQ],
(unsigned int)mHwPtr[kAUDIO_GPIO_CODEC_IRQ],
(unsigned int)mHwPtr[kAUDIO_GPIO_HEADPHONE_SENSE],
(unsigned int)mHwPtr[kAUDIO_GPIO_LINE_IN_SENSE],
(unsigned int)mHwPtr[kAUDIO_GPIO_LINE_OUT_SENSE]
);
return;
}
void K2HWPlatform::LogGPIO ( void ) {
debugIOLog (3, "GPIO28 AnalogReset: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_ANALOG_CODEC_RESET, (unsigned int)mHwPtr[kAUDIO_GPIO_ANALOG_CODEC_RESET] );
debugIOLog (3, "GPIO30 ClockMuxSelect: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_CLOCK_MUX_SELECT, (unsigned int)mHwPtr[kAUDIO_GPIO_CLOCK_MUX_SELECT] );
debugIOLog (3, "GPIO5 CodecErrorInterrupt: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_CODEC_ERROR_IRQ, (unsigned int)mHwPtr[kAUDIO_GPIO_CODEC_ERROR_IRQ] );
debugIOLog (3, "GPIO16 CodecInterrupt: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_CODEC_IRQ, (unsigned int)mHwPtr[kAUDIO_GPIO_CODEC_IRQ] );
debugIOLog (3, "GPIO12 DigitalCodecReset: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_DIGITAL_CODEC_RESET, (unsigned int)mHwPtr[kAUDIO_GPIO_DIGITAL_CODEC_RESET] );
debugIOLog (3, "GPIO15 HeadphoneDetect: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_HEADPHONE_SENSE, (unsigned int)mHwPtr[kAUDIO_GPIO_HEADPHONE_SENSE] );
debugIOLog (3, "GPIO23 HeadphoneMute: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_HEADPHONE_MUTE, (unsigned int)mHwPtr[kAUDIO_GPIO_HEADPHONE_MUTE] );
debugIOLog (3, "GPIO3 InputDataMuxSelect: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_INPUT_DATA_MUX_SELECT, (unsigned int)mHwPtr[kAUDIO_GPIO_INPUT_DATA_MUX_SELECT] );
debugIOLog (3, "GPIO4 LineInDetect: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_LINE_IN_SENSE, (unsigned int)mHwPtr[kAUDIO_GPIO_LINE_IN_SENSE] );
debugIOLog (3, "GPIO14 LineOutDetect: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_LINE_OUT_SENSE, (unsigned int)mHwPtr[kAUDIO_GPIO_LINE_OUT_SENSE] );
debugIOLog (3, "GPIO29 LineOutMute: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_LINE_OUT_MUTE, (unsigned int)mHwPtr[kAUDIO_GPIO_LINE_OUT_MUTE] );
debugIOLog (3, "GPIO24 SpeakerMute: %X -> %X", kAUDIO_MAC_IO_BASE_ADDRESS + kAUDIO_GPIO_AMPLIFIER_MUTE, (unsigned int)mHwPtr[kAUDIO_GPIO_AMPLIFIER_MUTE] );
return;
}
void K2HWPlatform::LogDBDMAChannelRegisters ( void ) {
debugIOLog (3, "Output ChannelControl: %lX", mIOBaseDMAOutput->channelControl );
debugIOLog (3, "Output channelStatus: %lX", mIOBaseDMAOutput->channelStatus );
debugIOLog (3, "Output commandPtrHi: %lX", mIOBaseDMAOutput->commandPtrHi );
debugIOLog (3, "Output commandPtrLo: %lX", mIOBaseDMAOutput->commandPtrLo );
debugIOLog (3, "Output interruptSelect: %lX", mIOBaseDMAOutput->interruptSelect );
debugIOLog (3, "Output branchSelect: %lX", mIOBaseDMAOutput->branchSelect );
debugIOLog (3, "Output waitSelect: %lX", mIOBaseDMAOutput->waitSelect );
debugIOLog (3, "Output transferModes: %lX", mIOBaseDMAOutput->transferModes );
debugIOLog (3, "Output data2PtrHi: %lX", mIOBaseDMAOutput->data2PtrHi );
debugIOLog (3, "Output data2PtrLo: %lX", mIOBaseDMAOutput->data2PtrLo );
debugIOLog (3, "Output reserved1: %lX", mIOBaseDMAOutput->reserved1 );
debugIOLog (3, "Output addressHi: %lX", mIOBaseDMAOutput->addressHi );
return;
}
#pragma mark ---------------------------
#pragma mark USER CLIENT SUPPORT
#pragma mark ---------------------------
IOReturn K2HWPlatform::getPlatformState ( PlatformStateStructPtr outState ) {
IOReturn result = kIOReturnBadArgument;
FailIf ( NULL == outState, Exit );
outState->platformType = kPlatformInterfaceType_K2;
outState->i2s.intCtrl = getI2SIOMIntControl ();
outState->i2s.serialFmt = getSerialFormatRegister ();
outState->i2s.codecMsgOut = 0;
outState->i2s.codecMsgIn = 0;
outState->i2s.frameCount = getFrameCount ();
outState->i2s.frameCountToMatch = 0;
outState->i2s.dataWordSizes = getDataWordSizes ();
outState->i2s.peakLevelSfSel = 0;
outState->i2s.peakLevelIn0 = 0;
outState->i2s.peakLevelIn1 = 0;
outState->fcr.i2sEnable = getI2SEnable ();
outState->fcr.i2sClockEnable = getI2SClockEnable ();
outState->fcr.i2sReset = 0;
outState->fcr.i2sCellEnable = getI2SCellEnable ();
outState->fcr.clock18mHzEnable = 1;
outState->fcr.clock45mHzEnable = 1;
outState->fcr.clock49mHzEnable = 1;
outState->fcr.pll45mHzShutdown = 0;
outState->fcr.pll49mHzShutdown = 0;
LogGPIO();
outState->gpio.gpio_AnalogCodecReset = getCodecReset ( kCODEC_RESET_Analog );
outState->gpio.gpio_ClockMux = getClockMux ();
outState->gpio.gpio_CodecInterrupt = getCodecInterrupt ();
outState->gpio.gpio_CodecErrorInterrupt = getCodecErrorInterrupt ();
outState->gpio.gpio_ComboInJackType = getComboInJackTypeConnected ();
outState->gpio.gpio_ComboOutJackType = getComboOutJackTypeConnected ();
outState->gpio.gpio_DigitalCodecReset = getCodecReset ( kCODEC_RESET_Digital );
outState->gpio.gpio_DigitalInDetect = getDigitalInConnected ();
outState->gpio.gpio_DigitalOutDetect = getDigitalOutConnected ();
outState->gpio.gpio_HeadphoneDetect = getHeadphoneConnected ();
outState->gpio.gpio_HeadphoneMute = getHeadphoneMuteState ();
outState->gpio.gpio_InputDataMux = getInputDataMux ();
outState->gpio.gpio_InternalSpeakerID = getInternalSpeakerID ();
outState->gpio.gpio_LineInDetect = getLineInConnected ();
outState->gpio.gpio_LineOutDetect = getLineOutConnected ();
outState->gpio.gpio_LineOutMute = getLineOutMuteState ();
outState->gpio.gpio_SpeakerDetect = getSpeakerConnected ();
outState->gpio.gpio_SpeakerMute = getSpeakerMuteState ();
outState->gpio.reserved_18 = kGPIO_Unknown;
outState->gpio.reserved_19 = kGPIO_Unknown;
outState->gpio.reserved_20 = kGPIO_Unknown;
outState->gpio.reserved_21 = kGPIO_Unknown;
outState->gpio.reserved_22 = kGPIO_Unknown;
outState->gpio.reserved_23 = kGPIO_Unknown;
outState->gpio.reserved_24 = kGPIO_Unknown;
outState->gpio.reserved_25 = kGPIO_Unknown;
outState->gpio.reserved_26 = kGPIO_Unknown;
outState->gpio.reserved_27 = kGPIO_Unknown;
outState->gpio.reserved_28 = kGPIO_Unknown;
outState->gpio.reserved_29 = kGPIO_Unknown;
outState->gpio.reserved_30 = kGPIO_Unknown;
outState->gpio.reserved_31 = kGPIO_Unknown;
debugIOLog (5, "outState->gpio: %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d ",
outState->gpio.gpio_AnalogCodecReset,
outState->gpio.gpio_ClockMux,
outState->gpio.gpio_CodecInterrupt,
outState->gpio.gpio_CodecErrorInterrupt,
outState->gpio.gpio_ComboInJackType,
outState->gpio.gpio_ComboOutJackType,
outState->gpio.gpio_DigitalCodecReset,
outState->gpio.gpio_DigitalInDetect,
outState->gpio.gpio_DigitalOutDetect,
outState->gpio.gpio_HeadphoneDetect,
outState->gpio.gpio_HeadphoneMute,
outState->gpio.gpio_InputDataMux,
outState->gpio.gpio_InternalSpeakerID,
outState->gpio.gpio_LineInDetect,
outState->gpio.gpio_LineOutDetect,
outState->gpio.gpio_LineOutMute,
outState->gpio.gpio_SpeakerMute
);
outState->i2c.i2c_pollingMode = (UInt32)false;
outState->i2c.i2c_errorStatus = mI2C_lastTransactionResult;
result = kIOReturnSuccess;
Exit:
return result;
}
IOReturn K2HWPlatform::setPlatformState ( PlatformStateStructPtr inState ) {
IOReturn result = kIOReturnBadArgument;
FailIf ( NULL == inState, Exit );
if ( inState->i2s.intCtrl != getI2SIOMIntControl () ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setI2SIOMIntControl ( %lX )", inState->i2s.intCtrl );
result = setI2SIOMIntControl ( inState->i2s.intCtrl );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( inState->i2s.serialFmt != getSerialFormatRegister () ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setSerialFormatRegister ( %lX )", inState->i2s.serialFmt );
result = setSerialFormatRegister ( inState->i2s.serialFmt );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( inState->i2s.frameCount != getFrameCount () ) && ( 0 == inState->i2s.frameCount ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setFrameCount ( %lX )", inState->i2s.frameCount );
result = setFrameCount ( inState->i2s.frameCount );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( inState->i2s.dataWordSizes != getDataWordSizes () ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setDataWordSizes ( %lX )", inState->i2s.dataWordSizes );
result = setDataWordSizes ( inState->i2s.dataWordSizes );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( inState->fcr.i2sEnable != getI2SEnable () ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setI2SEnable ( %lX )", inState->fcr.i2sEnable );
result = setI2SEnable ( inState->fcr.i2sEnable );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( inState->fcr.i2sClockEnable != getI2SClockEnable () ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setI2SClockEnable ( %lX )", inState->fcr.i2sClockEnable );
result = setI2SClockEnable ( inState->fcr.i2sClockEnable );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( inState->fcr.i2sCellEnable != getI2SCellEnable () ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setI2SCellEnable ( %lX )", inState->fcr.i2sCellEnable );
result = setI2SCellEnable ( inState->fcr.i2sCellEnable );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( kGPIO_Unknown != inState->gpio.gpio_AnalogCodecReset ) && ( inState->gpio.gpio_DigitalCodecReset != getCodecReset ( kCODEC_RESET_Analog ) ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setCodecReset ( kCODEC_RESET_Analog, %d )", inState->gpio.gpio_DigitalCodecReset );
result = setCodecReset ( kCODEC_RESET_Analog, inState->gpio.gpio_AnalogCodecReset );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( kGPIO_Unknown != inState->gpio.gpio_ClockMux ) && ( inState->gpio.gpio_ClockMux != getClockMux () ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setClockMux ( %d )", inState->gpio.gpio_ClockMux );
result = setClockMux ( inState->gpio.gpio_ClockMux );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( kGPIO_Unknown != inState->gpio.gpio_DigitalCodecReset ) && ( inState->gpio.gpio_DigitalCodecReset != getCodecReset ( kCODEC_RESET_Digital ) ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setCodecReset ( kCODEC_RESET_Digital, %d )", inState->gpio.gpio_DigitalCodecReset );
result = setCodecReset ( kCODEC_RESET_Digital, inState->gpio.gpio_DigitalCodecReset );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( kGPIO_Unknown != inState->gpio.gpio_HeadphoneMute ) && ( inState->gpio.gpio_HeadphoneMute != getHeadphoneMuteState () ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setHeadphoneMuteState ( %d )", inState->gpio.gpio_HeadphoneMute );
result = setHeadphoneMuteState ( inState->gpio.gpio_HeadphoneMute );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( kGPIO_Unknown != inState->gpio.gpio_InputDataMux ) && ( inState->gpio.gpio_InputDataMux != getInputDataMux () ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setInputDataMux ( %d )", inState->gpio.gpio_InputDataMux );
result = setInputDataMux ( inState->gpio.gpio_InputDataMux );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( kGPIO_Unknown != inState->gpio.gpio_LineOutMute ) && ( inState->gpio.gpio_LineOutMute != getLineOutMuteState () ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setLineOutMuteState ( %d )", inState->gpio.gpio_LineOutMute );
result = setLineOutMuteState ( inState->gpio.gpio_LineOutMute );
FailIf ( kIOReturnSuccess != result, Exit );
}
if ( ( kGPIO_Unknown != inState->gpio.gpio_SpeakerMute ) && ( inState->gpio.gpio_SpeakerMute != getSpeakerMuteState () ) ) {
debugIOLog (3, "K2HWPlatform::setPlatformState setSpeakerMuteState ( %d )", inState->gpio.gpio_SpeakerMute );
result = setSpeakerMuteState ( inState->gpio.gpio_SpeakerMute );
FailIf ( kIOReturnSuccess != result, Exit );
}
Exit:
return result;
}