IOReturn CLASS::UIMCreateInterruptTransfer(IOUSBCommand* command)
{
IOUSBCompletion comp;
IOMemoryDescriptor* md;
USBDeviceAddress addr;
IODMACommand* dmac;
uint32_t speed, tag;
if (!command)
return kIOReturnBadArgument;
addr = command->GetAddress();
if (addr == _hub3Address || addr == _hub2Address) {
comp = command->GetUSLCompletion();
dmac = command->GetDMACommand();
if (dmac && dmac->getMemoryDescriptor())
dmac->clearMemoryDescriptor();
if (command->GetEndpoint() == 1U) {
md = command->GetBuffer();
if (!md)
return kIOReturnInternalError;
speed = (addr == _hub3Address ? kUSBDeviceSpeedSuper : kUSBDeviceSpeedHigh);
tag = ((static_cast<uint32_t>(addr) << kUSBAddress_Shift) & kUSBAddress_Mask);
tag |= ((speed << kUSBSpeed_Shift) & kUSBSpeed_Mask);
md->setTag(tag);
return RootHubQueueInterruptRead(md, static_cast<uint32_t>(command->GetReqCount()), comp);
} else {
Complete(comp, kIOUSBEndpointNotFound, static_cast<uint32_t>(command->GetReqCount()));
return kIOUSBEndpointNotFound;
}
}
return CreateTransfer(command, 0U);
}
/*-----------------------------------------------------------------------------*
* This routine queues an SRB to reset the SCSI Bus
*
*-----------------------------------------------------------------------------*/
void Sym8xxSCSIController::resetCommand( IOSCSIParallelCommand *scsiCommand )
{
SRB * srb;
IOMemoryDescriptor * iomd;
// printf( "SCSI(Symbios8xx): resetCommand\n\r" );
srb = (SRB *) scsiCommand->getCommandData();
bzero( srb, sizeof(SRB) );
iomd = SCSI_IOMDs[ SCSI_RESET_IOMD ]; // special "target" for reset
srb->srbIOMD = iomd; // save in SRB for later ->complete() call
// ::initWithAddress() causes any previous contents of IOMD to be ::complete()'d
if ( iomd->initWithAddress( srb, sizeof( SRB ), kIODirectionOutIn ) )
{
iomd->prepare();
srb->srbPhys = (SRB *) iomd->getPhysicalAddress();
}
else
{
// this should never happen, as we have allocated enough
// IOMDs for MAX_SCSI_TARGETS plus 2 extra for reset and
// a "fudge factor" just in case.
panic( "Sym8xxSCSIController::resetCommand - IOMemoryDescriptor reinitialization failed" );
}
srb->scsiCommand = scsiCommand;
Sym8xxSCSIBusReset( srb );
}
//==============================================================================
// IOHIDEventServiceUserClient::clientMemoryForType
//==============================================================================
IOReturn IOHIDEventServiceUserClient::clientMemoryForType(
UInt32 type,
IOOptionBits * options,
IOMemoryDescriptor ** memory )
{
IOReturn ret = kIOReturnNoMemory;
if ( _queue ) {
IOMemoryDescriptor * memoryToShare = _queue->getMemoryDescriptor();
// if we got some memory
if (memoryToShare)
{
// Memory will be released by user client
// when last map is destroyed.
memoryToShare->retain();
ret = kIOReturnSuccess;
}
// set the result
*options = 0;
*memory = memoryToShare;
}
return ret;
}
IOReturn SoftU2FUserClient::sendFrame(U2FHID_FRAME *frame, size_t frameSize) {
SoftU2FDevice *device = nullptr;
IOMemoryDescriptor *report = nullptr;
if (isInactive())
return kIOReturnOffline;
if (frameSize != HID_RPT_SIZE)
return kIOReturnBadArgument;
device = OSDynamicCast(SoftU2FDevice, getClient());
if (!device)
return kIOReturnNotAttached;
report = IOBufferMemoryDescriptor::inTaskWithOptions(kernel_task, 0, HID_RPT_SIZE);
if (!report)
return kIOReturnNoResources;
report->writeBytes(0, frame, frameSize);
if (device->handleReport(report) != kIOReturnSuccess) {
report->release();
return kIOReturnError;
}
report->release();
return kIOReturnSuccess;
}
void IOHIDTestDriver::issueFakeReport()
{
UInt8 report[][7] = {
{ 0x44, 0x3B, 0x49, 0x43, 0x80, 0x00, 0x00 },
{ 0x44, 0x3B, 0x49, 0x43, 0x00, 0x00, 0x00 },
{ 0x44, 0x3B, 0x49, 0x43, 0x20, 0x00, 0x00 },
{ 0x44, 0x3B, 0x49, 0x43, 0x00, 0x00, 0x00 },
{ 0x44, 0x3B, 0x49, 0x43, 0x10, 0x00, 0x00 },
{ 0x44, 0x3B, 0x49, 0x43, 0x00, 0x00, 0x00 },
{ 0x44, 0x3B, 0x49, 0x43, 0x00, 0x80, 0x00 },
{ 0x44, 0x3B, 0x49, 0x43, 0x00, 0x00, 0x00 },
{ 0x44, 0x36, 0x49, 0x43, 0x00, 0x00, 0x00 },
{ 0x48, 0x19, 0x49, 0x43, 0x00, 0x00, 0x00 },
{ 0x48, 0x15, 0x49, 0x43, 0x00, 0x00, 0x00 },
{ 0x4C, 0x11, 0x49, 0x43, 0x00, 0x00, 0x00 } };
const UInt32 reportCount = sizeof(report)/sizeof(report[0]);
static UInt32 reportIndex = 0;
IOMemoryDescriptor * desc = IOMemoryDescriptor::withAddress(
report[reportIndex],
sizeof(report[0]),
kIODirectionNone );
if (desc)
{
handleReport( desc );
desc->release();
}
if ( ++reportIndex >= reportCount )
reportIndex = 0;
}
IOReturn
PAVirtualDeviceUserClient::clientMemoryForType(UInt32 type, UInt32 *flags,
IOMemoryDescriptor **memory)
{
IOMemoryDescriptor *buf;
debugIOLog("%s(%p)::%s clientMemoryForType %lu\n", getName(), this, __func__, (unsigned long) type);
switch (type) {
case kPAMemoryInputSampleData:
buf = device->audioInputBuf;
break;
case kPAMemoryOutputSampleData:
buf = device->audioOutputBuf;
break;
default:
debugIOLog(" ... unsupported!\n");
return kIOReturnUnsupported;
}
if (buf)
buf->retain();
*memory = buf;
return kIOReturnSuccess;
}
IOReturn IOFramebufferSharedUserClient::clientMemoryForType( UInt32 type,
IOOptionBits * options, IOMemoryDescriptor ** memory )
{
IOMemoryDescriptor * mem = 0;
IOReturn err;
switch (type)
{
case kIOFBCursorMemory:
mem = owner->sharedCursor;
mem->retain();
*options = kIOMapReadOnly;
break;
case kIOFBVRAMMemory:
if (kIOReturnSuccess == clientHasPrivilege(current_task(), kIOClientPrivilegeLocalUser))
mem = owner->getVRAMRange();
break;
}
*memory = mem;
if (mem)
err = kIOReturnSuccess;
else
err = kIOReturnBadArgument;
return (err);
}
IOReturn IOHIDEventSystemUserClient::clientMemoryForType( UInt32 type,
UInt32 * flags, IOMemoryDescriptor ** memory )
{
IODataQueue * eventQueue = NULL;
IOReturn ret = kIOReturnNoMemory;
if (type == kIOHIDEventSystemKernelQueueID)
eventQueue = kernelQueue;
else
eventQueue = copyDataQueueWithID(type);
if ( eventQueue ) {
IOMemoryDescriptor * desc = NULL;
*flags = 0;
desc = eventQueue->getMemoryDescriptor();
if ( desc ) {
desc->retain();
ret = kIOReturnSuccess;
}
*memory = desc;
if (type != kIOHIDEventSystemKernelQueueID)
eventQueue->release();
} else {
ret = kIOReturnBadArgument;
}
return ret;
}
/*
* GetSenseInformation
*
* Attempt to get SCSI sense information either from the Auto sense
* mechanism or by querying manually.
*/
void
IOSCSITape::GetSense(SCSITaskIdentifier request)
{
SCSI_Sense_Data senseBuffer = { 0 };
bool validSense = false;
SCSIServiceResponse serviceResponse = kSCSIServiceResponse_SERVICE_DELIVERY_OR_TARGET_FAILURE;
IOMemoryDescriptor *bufferDesc = IOMemoryDescriptor::withAddress((void *)&senseBuffer,
sizeof(senseBuffer),
kIODirectionIn);
if (GetTaskStatus(request) == kSCSITaskStatus_CHECK_CONDITION)
{
validSense = GetAutoSenseData(request, &senseBuffer);
if (validSense == false)
{
if (REQUEST_SENSE(request, bufferDesc, kSenseDefaultSize, 0) == true)
serviceResponse = SendCommand(request, kTenSecondTimeoutInMS);
if (serviceResponse == kSCSIServiceResponse_TASK_COMPLETE)
validSense = true;
}
if (validSense == true)
InterpretSense(&senseBuffer);
else
STATUS_LOG("invalid or unretrievable SCSI SENSE");
}
bufferDesc->release();
}
// Read a controller's queue
IOMemoryDescriptor* WirelessGamingReceiver::ReadBuffer(int index)
{
IOMemoryDescriptor *data;
data = OSDynamicCast(IOMemoryDescriptor, connections[index].inputArray->getObject(0));
if (data != NULL)
data->retain();
connections[index].inputArray->removeObject(0);
return data;
}
IOMemoryDescriptor * AppleSamplePCI::copyGlobalMemory( void )
{
IOMemoryDescriptor * memory;
memory = fPCIDevice->getDeviceMemoryWithRegister( kIOPCIConfigBaseAddress0 );
if( memory)
memory->retain();
return( memory );
}
void IOVideoSampleStream::postFreeInputBuffer(UInt64 vbiTime, UInt64 outputTime, UInt64 totalFrameCount, UInt64 droppedFrameCount,UInt64 lastDisplayedSequenceNumber)
{
IOStreamBuffer* buf = OSDynamicCast(IOStreamBuffer, _freeBuffers->getObject(0));
if (NULL == buf)
{
USBLog(1, "IOVideoSampleStream::postFreeInputBuffer - no free buffers\n");
if ((getOutputQueue())->entryCount > 0)
{
//all the free buffers are in the queue already so just alert the host
(void) sendOutputNotification();
}
return;
}
_freeBuffers->removeObject(0);
IOMemoryDescriptor *ctrlDescriptor = OSDynamicCast(IOMemoryDescriptor, buf->getControlBuffer());
if (NULL != ctrlDescriptor)
{
USBLog(1, "IOVideoSampleStream got control buffer descriptor\n");
SampleVideoDeviceControlBuffer theBuffControl, readBackControl;
USBLog(1, "IOVideoSampleStream::postFreeInputBuffer - passed in vbiTime = %lld outputTime = %lld framecount = %lld droppedframecount = %lld lastDisplayedSequenceNumber = %lld \n", vbiTime, outputTime, totalFrameCount, droppedFrameCount, lastDisplayedSequenceNumber);
theBuffControl.vbiTime = vbiTime;
theBuffControl.outputTime = outputTime;
theBuffControl.totalFrameCount = totalFrameCount;
theBuffControl.droppedFrameCount = droppedFrameCount;
theBuffControl.firstVBITime = 0;
theBuffControl.sequenceNumber = lastDisplayedSequenceNumber;
theBuffControl.discontinuityFlags = 0;
(void) ctrlDescriptor->prepare();
ctrlDescriptor->writeBytes(0, &theBuffControl, buf->getControlBuffer()->getLength());
ctrlDescriptor->readBytes(0, &readBackControl, buf->getControlBuffer()->getLength());
USBLog(1, "IOVideoSampleStream::postFreeInputBuffer - control buffer info vbiTime = %lld outputTime = %lld framecount = %lld droppedframecount = %lld sequencenumber = %lld\n", readBackControl.vbiTime, readBackControl.outputTime, readBackControl.totalFrameCount, readBackControl.droppedFrameCount,readBackControl.sequenceNumber);
(void) ctrlDescriptor->complete();
}
IOReturn result = enqueueOutputBuffer(buf, 0, buf->getDataBuffer()->getLength(), 0, buf->getControlBuffer()->getLength());
if (result != kIOReturnSuccess)
{
USBLog(1, "IOVideoSampleStream::postFreeInputBuffer help enqueueOutputBuffer failed! (%x)\n", result);
return;
}
result = sendOutputNotification();
if (result != kIOReturnSuccess)
{
USBLog(1, "IOVideoSampleStream::postFreeInputBuffer help sendOutputNotification failed! (%x)\n", result);
return;
}
}
// Received a normal HID update from the device
void WirelessHIDDevice::receivedHIDupdate(unsigned char *data, int length)
{
IOReturn err;
IOMemoryDescriptor *report;
report = IOMemoryDescriptor::withAddress(data, length, kIODirectionNone);
err = handleReport(report, kIOHIDReportTypeInput);
report->release();
if (err != kIOReturnSuccess)
IOLog("handleReport return: 0x%.8x\n", err);
}
// Handle new data from the device
void WirelessHIDDevice::receivedData(void)
{
IOMemoryDescriptor *data;
WirelessDevice *device = OSDynamicCast(WirelessDevice, getProvider());
if (device == NULL)
return;
while ((data = device->NextPacket()) != NULL)
{
receivedMessage(data);
data->release();
}
}
IOReturn
IOSCSITape::GetDeviceBlockLimits(void)
{
SCSITaskIdentifier task = NULL;
IOReturn status = kIOReturnError;
UInt8 blockLimitsData[6] = { 0 };
SCSITaskStatus taskStatus = kSCSITaskStatus_DeliveryFailure;
IOMemoryDescriptor * dataBuffer = NULL;
dataBuffer = IOMemoryDescriptor::withAddress(&blockLimitsData,
sizeof(blockLimitsData),
kIODirectionIn);
require ((dataBuffer != 0), ErrorExit);
task = GetSCSITask();
require ((task != 0), ErrorExit);
if (READ_BLOCK_LIMITS(task, dataBuffer, 0x00) == true)
taskStatus = DoSCSICommand(task, SCSI_NOMOTION_TIMEOUT);
if (taskStatus == kSCSITaskStatus_GOOD)
{
// blkgran = blockLimitsData[0] & 0x1F;
blkmin =
(blockLimitsData[4] << 8) |
blockLimitsData[5];
blkmax =
(blockLimitsData[1] << 16) |
(blockLimitsData[2] << 8) |
blockLimitsData[3];
STATUS_LOG("min/max block size: %d/%d", blkmin, blkmax);
status = kIOReturnSuccess;
}
ReleaseSCSITask(task);
dataBuffer->release();
ErrorExit:
return status;
}
IOReturn XboxOneControllerDriver::sendHello()
{
IOReturn ior = kIOReturnSuccess;
IOMemoryDescriptor* hello = nullptr;
IOByteCount bytesWritten = 0;
constexpr size_t helloSize = sizeof XboxOneControllerHelloMessage;
if (_interruptPipe == nullptr) // paranoid check
{
IO_LOG_DEBUG("_interruptPipe is null");
ior = kIOReturnInternalError;
goto cleanup;
}
// Create the hello message that we're about to send to the controller.
hello = IOBufferMemoryDescriptor::inTaskWithOptions(kernel_task, 0, helloSize);
if (hello == nullptr)
{
IO_LOG_DEBUG("Could not allocate buffer for hello message.");
ior = kIOReturnNoMemory;
goto cleanup;
}
bytesWritten = hello->writeBytes(0, XboxOneControllerHelloMessage, helloSize);
if (bytesWritten != helloSize) // paranoid check
{
ior = kIOReturnOverrun;
goto cleanup;
}
// Now send the message
ior = _interruptPipe->Write(hello, 0, 0, hello->getLength());
if (ior != kIOReturnSuccess)
{
IO_LOG_DEBUG("Couldn't send hello message to controller: %08x\n", ior);
goto cleanup;
}
cleanup:
if (hello != nullptr)
{
hello->release();
}
return ior;
}
static inline bool hpetIsInvalid()
{
hpetInfo_t hpetInfo;
hpet_get_info(&hpetInfo);
// The AppleIntelCPUPowerManagement will crash if rcbaArea and/or HPET is NULL
// Ordinarily this can never happen but modified xnu can allow for this.
if(hpetInfo.rcbaArea == 0)
{
IOLog("Forcing takeover of AppleIntelCPUPowerManagement resource due to lack of RCBA (no LPC?)\n");
return true;
}
// Another case is that the LPC exists but the HPET isn't really valid.
// That is to say that virtual hardware provides enough to get past xnu startup
// but not enough to really make the HPET work.
uint32_t hptc = *(uint32_t*)(hpetInfo.rcbaArea + 0x3404);
if(!(hptc & hptcAE))
{
IOLog("Forcing takeover of AppleIntelCPUPowerManagement resource because HPET is not enabled\n");
return true;
}
// Use the RCBA's HPTC to determine which of the four possible HPET physical addresses is used
uint32_t hpetAreap = hpetAddr | ((hptc & 3) << 12);
IOMemoryDescriptor *hpetMemDesc = IOMemoryDescriptor::withPhysicalAddress(hpetAreap, sizeof(hpetReg_t), kIODirectionIn);
// grab the GCAP_ID (note offset is actually 0)
uint64_t GCAP_ID;
hpetMemDesc->readBytes(offsetof(hpetReg_t, GCAP_ID), &GCAP_ID, sizeof(GCAP_ID));
// We're done with the memory descriptor now, so release it
hpetMemDesc->release();
hpetMemDesc = NULL;
// Extract the VENDOR_ID_CAP field from the GCAP_ID and test it
uint16_t vendorId = bitfield(GCAP_ID, 31, 16);
if( (vendorId == 0x0000) || (vendorId == 0xffff))
{
IOLog("Forcing takeover of AppleIntelCPUPowerManagement resource due to bad HPET VENDOR_ID_CAP\n");
return true;
}
else if(vendorId != 0x8086)
{
IOLog("WARNING: HPET is not Intel. Going ahead and allowing AppleIntelCPUPowerManagement to start but beware it may behave strangely\n");
}
return false;
}
int st_readwrite(dev_t dev, struct uio *uio, int ioflag)
{
IOSCSITape *st = IOSCSITape::devices[minor(dev)];
IOMemoryDescriptor *dataBuffer = IOMemoryDescriptorFromUIO(uio);
int status = ENOSYS;
IOReturn opStatus = kIOReturnError;
int lastRealizedBytes = 0;
if (dataBuffer == 0)
return ENOMEM;
dataBuffer->prepare();
opStatus = st->ReadWrite(dataBuffer, &lastRealizedBytes);
dataBuffer->complete();
dataBuffer->release();
if (opStatus == kIOReturnSuccess)
{
uio_setresid(uio, uio_resid(uio) - lastRealizedBytes);
if (st->blkno != -1)
{
if (st->IsFixedBlockSize())
st->blkno += (lastRealizedBytes / st->blksize);
else
st->blkno++;
}
status = KERN_SUCCESS;
}
else if (st->sense_flags & SENSE_FILEMARK)
{
if (st->fileno != -1)
{
st->fileno++;
st->blkno = 0;
}
status = KERN_SUCCESS;
}
return status;
}
IOReturn info_ennowelbers_syphon_proxyframebuffer_client::clientMemoryForType( UInt32 type, IOOptionBits * options, IOMemoryDescriptor ** memory )
{
IOMemoryDescriptor *mem;
switch(type)
{
case 0:
mem=(IOMemoryDescriptor*)fProvider->buffer;
break;
case 1:
mem=(IOMemoryDescriptor*)fProvider->fbuffer->cursorMem;
break;
}
mem->retain();
if(mem==NULL)
return kIOReturnError;
*memory=mem;
return kIOReturnSuccess;
}
IOReturn
IOSCSITape::SetDeviceDetails(SCSI_ModeSense_Default *modeData)
{
IOReturn status = kIOReturnError;
IOMemoryDescriptor * dataBuffer = NULL;
SCSITaskIdentifier task = NULL;
SCSITaskStatus taskStatus = kSCSITaskStatus_DeviceNotResponding;
dataBuffer = IOMemoryDescriptor::withAddress(modeData,
sizeof(SCSI_ModeSense_Default),
kIODirectionOut);
require((dataBuffer != 0), ErrorExit);
task = GetSCSITask();
require((task != 0), ErrorExit);
if (MODE_SELECT_6(task,
dataBuffer,
0x0, // PF
0x0, // SP
sizeof(SCSI_ModeSense_Default),
0x00) == true)
{
taskStatus = DoSCSICommand(task, SCSI_NOMOTION_TIMEOUT);
}
if (taskStatus == kSCSITaskStatus_GOOD)
{
status = kIOReturnSuccess;
}
ReleaseSCSITask(task);
dataBuffer->release();
ErrorExit:
return status;
}
IOReturn IOFramebufferUserClient::clientMemoryForType( UInt32 type,
IOOptionBits * flags, IOMemoryDescriptor ** memory )
{
static bool havePublishedResource;
IOMemoryDescriptor * mem;
IOReturn err;
switch (type)
{
case kIOFBCursorMemory:
if (!havePublishedResource)
{
havePublishedResource = true;
publishResource("WindowServer");
}
mem = owner->sharedCursor;
mem->retain();
break;
case kIOFBVRAMMemory:
mem = owner->getVRAMRange();
break;
default:
mem = (IOMemoryDescriptor *) owner->userAccessRanges->getObject( type );
if (mem) mem->retain();
break;
}
*memory = mem;
if (mem)
err = kIOReturnSuccess;
else
err = kIOReturnBadArgument;
return (err);
}
IOReturn XboxOneControllerDriver::newReportDescriptor(IOMemoryDescriptor **descriptor) const
{
if (descriptor == nullptr)
{
return kIOReturnBadArgument;
}
constexpr size_t descriptorSize = sizeof XboxOneControllerReportDescriptor;
IOMemoryDescriptor* buffer = IOBufferMemoryDescriptor::inTaskWithOptions(kernel_task, 0, descriptorSize);
if (buffer == nullptr)
{
return kIOReturnNoMemory;
}
IOByteCount written = buffer->writeBytes(0, XboxOneControllerReportDescriptor, descriptorSize);
if (written != sizeof XboxOneControllerReportDescriptor) // paranoid check
{
buffer->release();
return kIOReturnNoSpace;
}
*descriptor = buffer;
return kIOReturnSuccess;
}
IOReturn IOHIDEventSystemUserClient::clientMemoryForType( UInt32 type,
UInt32 * flags, IOMemoryDescriptor ** memory )
{
IODataQueue * eventQueue = OSDynamicCast(IODataQueue, (OSObject*)type);
IOReturn ret = kIOReturnNoMemory;
if ( eventQueue ) {
IOMemoryDescriptor * desc = NULL;
*flags = 0;
desc = eventQueue->getMemoryDescriptor();
if ( desc ) {
desc->retain();
ret = kIOReturnSuccess;
}
*memory = desc;
} else {
ret = kIOReturnBadArgument;
}
return ret;
}
/*
* GetDeviceDetails()
* Get mode sense details and set device parameters.
*
* Would have ideally liked to use super::GetModeSense() but it appears
* to set the DBD bit and we need the descriptor values for density,
* etc.
*/
IOReturn
IOSCSITape::GetDeviceDetails(void)
{
IOReturn status = kIOReturnError;
SCSITaskIdentifier task = NULL;
SCSITaskStatus taskStatus = kSCSITaskStatus_DeviceNotResponding;
IOMemoryDescriptor * dataBuffer = NULL;
SCSI_ModeSense_Default modeData = { 0 };
dataBuffer = IOMemoryDescriptor::withAddress(&modeData,
sizeof(modeData),
kIODirectionIn);
require((dataBuffer != 0), ErrorExit);
task = GetSCSITask();
require((task != 0), ErrorExit);
if (MODE_SENSE_6(task,
dataBuffer,
0x0,
0x0,
0x00,
sizeof(SCSI_ModeSense_Default),
0x00) == true)
{
taskStatus = DoSCSICommand(task, SCSI_NOMOTION_TIMEOUT);
}
if (taskStatus == kSCSITaskStatus_GOOD)
{
/* copy mode data for next MODE SELECT */
bcopy(&modeData, &lastModeData, sizeof(SCSI_ModeSense_Default));
blksize =
(modeData.descriptor.BLOCK_LENGTH[0] << 16) |
(modeData.descriptor.BLOCK_LENGTH[1] << 8) |
modeData.descriptor.BLOCK_LENGTH[2];
density = modeData.descriptor.DENSITY_CODE;
flags &= ~(ST_READONLY | ST_BUFF_MODE);
if (modeData.header.DEVICE_SPECIFIC_PARAMETER & SMH_DSP_WRITE_PROT)
flags |= ST_READONLY;
if (modeData.header.DEVICE_SPECIFIC_PARAMETER & SMH_DSP_BUFF_MODE)
flags |= ST_BUFF_MODE;
STATUS_LOG("density code: %d, %d-byte blocks, write-%s, %sbuffered",
density, blksize,
flags & ST_READONLY ? "protected" : "enabled",
flags & ST_BUFF_MODE ? "" : "un");
status = kIOReturnSuccess;
}
ReleaseSCSITask(task);
dataBuffer->release();
ErrorExit:
return status;
}
bool
IOFWUserLocalIsochPort::initWithUserDCLProgram (
AllocateParams * params,
IOFireWireUserClient & userclient,
IOFireWireController & controller )
{
// sanity checking
if ( params->programExportBytes == 0 )
{
ErrorLog ( "No program!" ) ;
return false ;
}
fLock = IORecursiveLockAlloc () ;
if ( ! fLock )
{
ErrorLog ( "Couldn't allocate recursive lock\n" ) ;
return false ;
}
// init easy params
fUserObj = params->userObj ;
fUserClient = & userclient ;
fDCLPool = NULL ;
fProgramCount = 0;
fStarted = false ;
IOReturn error = kIOReturnSuccess ;
// get user program ranges:
IOAddressRange * bufferRanges = new IOAddressRange[ params->bufferRangeCount ] ;
if ( !bufferRanges )
{
error = kIOReturnNoMemory ;
}
if ( !error )
{
error = fUserClient->copyUserData(params->bufferRanges,(mach_vm_address_t)bufferRanges, sizeof ( IOAddressRange ) * params->bufferRangeCount ) ;
}
// create descriptor for program buffers
IOMemoryDescriptor * bufferDesc = NULL ;
if ( ! error )
{
IOByteCount length = 0 ;
for ( unsigned index = 0; index < params->bufferRangeCount; ++index )
{
length += bufferRanges[ index ].length ;
}
bufferDesc = IOMemoryDescriptor::withAddressRanges ( bufferRanges, params->bufferRangeCount, kIODirectionOutIn,
fUserClient->getOwningTask() ) ;
if ( ! bufferDesc )
{
error = kIOReturnNoMemory ;
}
else
{
// IOLog( "IOFWUserLocalIsochPort::initWithUserDCLProgram - checkMemoryInRange status 0x%08lx\n", checkMemoryInRange( bufferDesc, 0x000000001FFFFFFF ) );
error = bufferDesc->prepare( kIODirectionPrepareToPhys32 ) ;
FWTrace( kFWTIsoch, kTPIsochPortUserInitWithUserDCLProgram, (uintptr_t)(fUserClient->getOwner()->getController()->getLink()), error, length, 0 );
// IOLog( "IOFWUserLocalIsochPort::initWithUserDCLProgram - prep 32 checkMemoryInRange status 0x%08lx\n", checkMemoryInRange( bufferDesc, 0x000000001FFFFFFF ) );
}
}
// create map for buffers; we will need to get a virtual address for them
IOMemoryMap * bufferMap = NULL ;
if ( !error )
{
bufferMap = bufferDesc->map() ;
if ( !bufferMap )
{
DebugLog( "Couldn't map program buffers\n" ) ;
error = kIOReturnVMError ;
}
bufferDesc->release() ;
}
IOMemoryDescriptor * userProgramExportDesc = NULL ;
if ( !error )
{
userProgramExportDesc = IOMemoryDescriptor::withAddressRange(
params->programData,
params->programExportBytes,
kIODirectionOut,
fUserClient->getOwningTask() ) ;
}
// get map of program export data
if ( userProgramExportDesc )
{
error = userProgramExportDesc->prepare() ;
}
if ( !error )
{
DCLCommand * opcodes = NULL ;
switch ( params->version )
{
case kDCLExportDataLegacyVersion :
error = importUserProgram( userProgramExportDesc, params->bufferRangeCount, bufferRanges, bufferMap ) ;
ErrorLogCond( error, "importUserProgram returned %x\n", error ) ;
if ( ! error )
{
opcodes = (DCLCommand*)fProgramBuffer ;
}
break ;
case kDCLExportDataNuDCLRosettaVersion :
fDCLPool = fUserClient->getOwner()->getBus()->createDCLPool() ;
if ( ! fDCLPool )
{
error = kIOReturnNoMemory ;
}
if ( !error )
{
error = fDCLPool->importUserProgram( userProgramExportDesc, params->bufferRangeCount, bufferRanges, bufferMap ) ;
}
fProgramBuffer = new UInt8[ sizeof( DCLNuDCLLeader ) ] ;
{
DCLNuDCLLeader * leader = (DCLNuDCLLeader*)fProgramBuffer ;
{
leader->pNextDCLCommand = NULL ; // unused - always NULL
leader->opcode = kDCLNuDCLLeaderOp ;
leader->program = fDCLPool ;
}
opcodes = (DCLCommand*)leader ;
}
break ;
default :
ErrorLog ( "unsupported DCL program type\n" ) ;
error = kIOReturnBadArgument ;
break ;
}
ErrorLogCond( !opcodes, "Couldn't get opcodes\n" ) ;
IODCLProgram * program = NULL ;
if ( opcodes )
{
// IOFWLocalIsochPort::printDCLProgram( opcodes ) ;
IOFireWireBus::DCLTaskInfoAux infoAux ;
{
infoAux.version = 2 ;
infoAux.u.v2.bufferMemoryMap = bufferMap ;
infoAux.u.v2.workloop = params->options & kFWIsochPortUseSeparateKernelThread ? createRealtimeThread() : NULL ;
infoAux.u.v2.options = (IOFWIsochPortOptions)params->options ;
}
IOFireWireBus::DCLTaskInfo info = { 0, 0, 0, 0, 0, 0, & infoAux } ;
program = fUserClient->getOwner()->getController()->getLink()->createDCLProgram( params->talking,
opcodes,
& info,
params->startEvent,
params->startState,
params->startMask ) ;
bufferMap->release() ; // retained by DCL program
bufferMap = NULL ;
if ( infoAux.u.v2.workloop )
{
// If we created a custom workloop, it will be retained by the program...
// We can release our reference...
infoAux.u.v2.workloop->release() ;
}
DebugLogCond( !program, "createDCLProgram returned nil\n" ) ;
}
if ( program )
{
if ( ! super::init( program, & controller ) )
{
ErrorLog ( "IOFWUserIsochPort::init failed\n" ) ;
error = kIOReturnError ;
}
}
else
{
DebugLog ( "Couldn't create DCL program\n" ) ;
error = kIOReturnNoMemory ;
}
userProgramExportDesc->complete() ;
userProgramExportDesc->release() ;
userProgramExportDesc = NULL ;
}
delete [] bufferRanges ;
InfoLog( "-IOFWUserLocalIsochPort::initWithUserDCLProgram error=%x (build date "__TIME__" "__DATE__")\n", error ) ;
return ( ! error ) ;
}
// Processes a message for a controller
void WirelessGamingReceiver::ProcessMessage(int index, const unsigned char *data, int length)
{
/*
char s[1024];
int i;
for (i = 0; i < length; i++)
{
s[(i * 2) + 0] = "0123456789ABCDEF"[(data[i] & 0xF0) >> 4];
s[(i * 2) + 1] = "0123456789ABCDEF"[data[i] & 0x0F];
}
s[i * 2] = '\0';
IOLog("Got data (%d, %d bytes): %s\n", index, length, s);
*/
// Handle device connections
if ((length == 2) && (data[0] == 0x08))
{
if (data[1] == 0x00)
{
// Device disconnected
// IOLog("process: Device detached\n");
if (connections[index].service != NULL)
{
connections[index].service->SetIndex(-1);
if (connections[index].controllerStarted)
connections[index].service->terminate(kIOServiceRequired | kIOServiceSynchronous);
connections[index].service->detach(this);
connections[index].service->release();
connections[index].service = NULL;
connections[index].controllerStarted = false;
}
}
else
{
// Device connected
// IOLog("process: Attempting to add new device\n");
if (connections[index].service == NULL)
{
bool ready;
int i, j;
IOMemoryDescriptor *data;
char c;
ready = false;
j = connections[index].inputArray->getCount();
for (i = 0; !ready && (i < j); i++)
{
data = OSDynamicCast(IOMemoryDescriptor, connections[index].inputArray->getObject(i));
data->readBytes(1, &c, 1);
if (c == 0x0f)
ready = true;
}
InstantiateService(index);
if (ready)
{
// IOLog("Registering wireless device");
connections[index].controllerStarted = true;
connections[index].service->registerService();
}
}
}
return;
}
// Add anything else to the queue
IOMemoryDescriptor *copy = IOBufferMemoryDescriptor::inTaskWithOptions(kernel_task, 0, length);
copy->writeBytes(0, data, length);
connections[index].inputArray->setObject(copy);
if (connections[index].service == NULL)
InstantiateService(index);
if (connections[index].service != NULL)
{
connections[index].service->NewData();
if (!connections[index].controllerStarted)
{
char c;
copy->readBytes(1, &c, 1);
if (c == 0x0f)
{
// IOLog("Registering wireless device");
connections[index].controllerStarted = true;
connections[index].service->registerService();
}
}
}
copy->release();
}
bool X3100monitor::start(IOService * provider)
{
if (!provider || !super::start(provider)) return false;
if (!(fakeSMC = waitForService(serviceMatching(kFakeSMCDeviceService)))) {
WarningLog("Can't locate fake SMC device, kext will not load");
return false;
}
IOMemoryDescriptor * theDescriptor;
IOPhysicalAddress bar = (IOPhysicalAddress)((VCard->configRead32(kMCHBAR)) & ~0xf);
DebugLog("Fx3100: register space=%08lx\n", (long unsigned int)bar);
theDescriptor = IOMemoryDescriptor::withPhysicalAddress (bar, 0x2000, kIODirectionOutIn); // | kIOMapInhibitCache);
if(theDescriptor != NULL)
{
mmio = theDescriptor->map();
if(mmio != NULL)
{
mmio_base = (volatile UInt8 *)mmio->getVirtualAddress();
#if DEBUG
DebugLog(" MCHBAR mapped\n");
for (int i=0; i<0x2f; i +=16) {
DebugLog("%04lx: ", (long unsigned int)i+0x1000);
for (int j=0; j<16; j += 1) {
DebugLog("%02lx ", (long unsigned int)INVID8(i+j+0x1000));
}
DebugLog("\n");
}
#endif
}
else
{
InfoLog(" MCHBAR failed to map\n");
return -1;
}
}
char name[5];
//try to find empty key
for (int i = 0; i < 0x10; i++) {
snprintf(name, 5, KEY_FORMAT_GPU_DIODE_TEMPERATURE, i);
UInt8 length = 0;
void * data = 0;
IOReturn result = fakeSMC->callPlatformFunction(kFakeSMCGetKeyValue, true, (void *)name, (void *)&length, (void *)&data, 0);
if (kIOReturnSuccess == result) {
continue;
}
if (addSensor(name, TYPE_SP78, 2, i)) {
numCard = i;
break;
}
}
if (kIOReturnSuccess != fakeSMC->callPlatformFunction(kFakeSMCAddKeyHandler, false, (void *)name, (void *)TYPE_SP78, (void *)2, this)) {
WarningLog("Can't add key to fake SMC device, kext will not load");
return false;
}
return true;
}
//
// start
// when this method is called, I have been selected as the driver for this device.
// I can still return false to allow a different driver to load
//
bool
local_IOath3kfrmwr::start(IOService *provider)
{
IOReturn err;
const IOUSBConfigurationDescriptor *cd;
// Do all the work here, on an IOKit matching thread.
// 0.1 Get my USB Device
DEBUG_LOG("%s(%p)::start!\n", getName(), this);
pUsbDev = OSDynamicCast(IOUSBDevice, provider);
if(!pUsbDev)
{
DEBUG_LOG("%s(%p)::start - Provider isn't a USB device!!!\n", getName(), this);
return false;
}
// 0.2 Reset the device
err = pUsbDev->ResetDevice();
if (err)
{
DEBUG_LOG("%s(%p)::start - failed to reset the device\n", getName(), this);
pUsbDev->close(this);
return false;
} else IOLog("%s(%p)::start: device reset\n", getName(), this);
// 0.3 Find the first config/interface
int numconf = 0;
if ((numconf = pUsbDev->GetNumConfigurations()) < 1)
{
DEBUG_LOG("%s(%p)::start - no composite configurations\n", getName(), this);
return false;
} else DEBUG_LOG("%s(%p)::start: num configurations %d\n", getName(), this, numconf);
cd = pUsbDev->GetFullConfigurationDescriptor(0);
// Set the configuration to the first config
if (!cd)
{
DEBUG_LOG("%s(%p)::start - no config descriptor\n", getName(), this);
return false;
}
// 1.0 Open the USB device
if (!pUsbDev->open(this))
{
DEBUG_LOG("%s(%p)::start - unable to open device for configuration\n", getName(), this);
return false;
}
// 1.1 Set the configuration to the first config
err = pUsbDev->SetConfiguration(this, cd->bConfigurationValue, true);
if (err)
{
DEBUG_LOG("%s(%p)::start - unable to set the configuration\n", getName(), this);
pUsbDev->close(this);
return false;
}
DEBUG_LOG("%s(%p)::start - UPLOADED - %c\n", getName(), this,uploaded);
//Uploading only one time
if (!uploaded) {
// 1.2 Get the status of the USB device (optional, for diag.)
USBStatus status;
err = pUsbDev->GetDeviceStatus(&status);
if (err)
{
DEBUG_LOG("%s(%p)::start - unable to get device status\n", getName(), this);
pUsbDev->close(this);
return false;
} else IOLog("%s(%p)::start: device status %d\n", getName(), this, (int)status);
// 2.0 Find the interface for bulk endpoint transfers
IOUSBFindInterfaceRequest request;
request.bInterfaceClass = kIOUSBFindInterfaceDontCare;
request.bInterfaceSubClass = kIOUSBFindInterfaceDontCare;
request.bInterfaceProtocol = kIOUSBFindInterfaceDontCare;
request.bAlternateSetting = kIOUSBFindInterfaceDontCare;
IOUSBInterface * intf = pUsbDev->FindNextInterface(NULL, &request);
if (!intf) {
DEBUG_LOG("%s(%p)::start - unable to find interface\n", getName(), this);
pUsbDev->close(this);
return false;
}
// 2.1 Open the interface
if (!intf->open(this))
{
DEBUG_LOG("%s(%p)::start - unable to open interface\n", getName(), this);
pUsbDev->close(this);
return false;
}
// 2.2 Get info on endpoints (optional, for diag.)
int numep = intf->GetNumEndpoints();
DEBUG_LOG("%s(%p)::start: interface has %d endpoints\n", getName(), this, numep);
UInt8 transferType = 0;
UInt16 maxPacketSize = 0;
UInt8 interval = 0;
err = intf->GetEndpointProperties(0, 0x02, kUSBOut, &transferType, &maxPacketSize, &interval);
if (err) {
DEBUG_LOG("%s(%p)::start - failed to get endpoint 2 properties\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
} else DEBUG_LOG("%s(%p)::start: EP2 %d %d %d\n", getName(), this, transferType, maxPacketSize, interval);
err = intf->GetEndpointProperties(0, 0x01, kUSBIn, &transferType, &maxPacketSize, &interval);
if (err) {
DEBUG_LOG("%s(%p)::start - failed to get endpoint 1 properties\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
} else {DEBUG_LOG("%s(%p)::start: EP1 %d %d %d\n", getName(), this, transferType, maxPacketSize, interval);
}
// 2.3 Get the pipe for bulk endpoint 2 Out
IOUSBPipe * pipe = intf->GetPipeObj(0x02);
if (!pipe) {
DEBUG_LOG("%s(%p)::start - failed to find bulk out pipe\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
}
/* // TODO: Test the alternative way to do it:
IOUSBFindEndpointRequest pipereq;
pipereq.type = kUSBBulk;
pipereq.direction = kUSBOut;
pipereq.maxPacketSize = BULK_SIZE;
pipereq.interval = 0;
IOUSBPipe *pipe = intf->FindNextPipe(NULL, &pipereq);
pipe = intf->FindNextPipe(pipe, &pipereq);
if (!pipe) {
DEBUG_LOG("%s(%p)::start - failed to find bulk out pipe 2\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
}
*/
// 3.0 Send request to Control Endpoint to initiate the firmware transfer
IOUSBDevRequest ctlreq;
ctlreq.bmRequestType = USBmakebmRequestType(kUSBOut, kUSBVendor, kUSBDevice);
ctlreq.bRequest = USB_REQ_DFU_DNLOAD;
ctlreq.wValue = 0;
ctlreq.wIndex = 0;
ctlreq.wLength = 20;
ctlreq.pData = firmware_buf;
#if 0 // Trying to troubleshoot the problem after Restart (with OSBundleRequired Root)
for (int irep = 0; irep < 5; irep++) { // retry on error
err = pUsbDev->DeviceRequest(&ctlreq); // (synchronous, will block)
if (err)
DEBUG_LOG("%s(%p)::start - failed to initiate firmware transfer (%d), retrying (%d)\n", getName(), this, err, irep+1);
else
break;
}
#else
err = pUsbDev->DeviceRequest(&ctlreq); // (synchronous, will block)
#endif
if (err) {
DEBUG_LOG("%s(%p)::start - failed to initiate firmware transfer (%d)\n", getName(), this, err);
intf->close(this);
pUsbDev->close(this);
return false;
}
// 3.1 Create IOMemoryDescriptor for bulk transfers
char buftmp[BULK_SIZE];
IOMemoryDescriptor * membuf = IOMemoryDescriptor::withAddress(&buftmp, BULK_SIZE, kIODirectionNone);
if (!membuf) {
DEBUG_LOG("%s(%p)::start - failed to map memory descriptor\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
}
err = membuf->prepare();
if (err) {
DEBUG_LOG("%s(%p)::start - failed to prepare memory descriptor\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
}
// 3.2 Send the rest of firmware to the bulk pipe
char * buf = firmware_buf;
int size = sizeof(firmware_buf);
buf += 20;
size -= 20;
int ii = 1;
while (size) {
int to_send = size < BULK_SIZE ? size : BULK_SIZE;
memcpy(buftmp, buf, to_send);
err = pipe->Write(membuf, 10000, 10000, to_send);
if (err) {
DEBUG_LOG("%s(%p)::start - failed to write firmware to bulk pipe (%d)\n", getName(), this, ii);
intf->close(this);
pUsbDev->close(this);
return false;
}
buf += to_send;
size -= to_send;
ii++;
}
IOLog("%s(%p)::start: firmware was sent to bulk pipe\n", getName(), this);
err = membuf->complete();
if (err) {
DEBUG_LOG("%s(%p)::start - failed to complete memory descriptor\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
uploaded = false;
return false;
}
/* // TODO: Test the alternative way to do it:
IOMemoryDescriptor * membuf = IOMemoryDescriptor::withAddress(&firmware_buf[20], 246804-20, kIODirectionNone); // sizeof(firmware_buf)
if (!membuf) {
DEBUG_LOG("%s(%p)::start - failed to map memory descriptor\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
}
err = membuf->prepare();
if (err) {
DEBUG_LOG("%s(%p)::start - failed to prepare memory descriptor\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
}
//err = pipe->Write(membuf);
err = pipe->Write(membuf, 10000, 10000, 246804-20, NULL);
if (err) {
DEBUG_LOG("%s(%p)::start - failed to write firmware to bulk pipe\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
return false;
}
DEBUG_LOG("%s(%p)::start: firmware was sent to bulk pipe\n", getName(), this);
*/
// 4.0 Get device status (it fails, but somehow is important for operational device)
err = pUsbDev->GetDeviceStatus(&status);
if (err)
{
DEBUG_LOG("%s(%p)::start - unable to get device status\n", getName(), this);
intf->close(this);
pUsbDev->close(this);
DEBUG_LOG("%s(%p)::start - Firmware Uploaded State Changed to - %c\n", getName(), this,uploaded);
// Set the Upload State
uploaded = true;
return false;
} else {DEBUG_LOG("%s(%p)::start: device status %d\n", getName(), this, (int)status);
}
// Close the interface
intf->close(this);
DEBUG_LOG("%s(%p)::start - Firmware Uploaded State Changed to - %c\n", getName(), this,uploaded);
// Set the Upload State
uploaded = true;
}
else {
IOLog("%s(%p)::Firmware already uploaded\n", getName(), this);
}
// Close the USB device
pUsbDev->close(this);
return false; // return false to allow a different driver to load
}
IOReturn SamplePCIUserClientClassName::method2( SampleStructForMethod2 * structIn,
SampleResultsForMethod2 * structOut,
IOByteCount inputSize, IOByteCount * outputSize )
{
IOReturn err;
IOMemoryDescriptor * memDesc = 0;
UInt32 param1 = structIn->parameter1;
uint64_t clientAddr = structIn->data_pointer;
uint64_t size = structIn->data_length;
// Rosetta
if (fCrossEndian) {
param1 = OSSwapInt32(param1);
}
IOLog("SamplePCIUserClient::method2(" UInt32_x_FORMAT ")\n", param1);
IOLog( "fClientShared->string == \"%s\"\n", fClientShared->string );
structOut->results1 = 0x87654321;
// Rosetta
if (fCrossEndian) {
structOut->results1 = OSSwapInt64(structOut->results1);
clientAddr = OSSwapInt64(clientAddr);
size = OSSwapInt64(size);
}
do
{
#if defined(__ppc__) && (MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4)
// construct a memory descriptor for the out of line client memory
// old 32 bit API - this will fail and log a backtrace if the task is 64 bit
IOLog("The Pre-Leopard way to construct a memory descriptor\n");
memDesc = IOMemoryDescriptor::withAddress( (vm_address_t) clientAddr, (IOByteCount) size, kIODirectionNone, fTask );
if (memDesc == NULL) {
IOLog("IOMemoryDescriptor::withAddress failed\n");
err = kIOReturnVMError;
continue;
}
#else
// 64 bit API - works on all tasks, whether 64 bit or 32 bit
IOLog("The Leopard and later way to construct a memory descriptor\n");
memDesc = IOMemoryDescriptor::withAddressRange( clientAddr, size, kIODirectionNone, fTask );
if (memDesc == NULL) {
IOLog("IOMemoryDescriptor::withAddresswithAddressRange failed\n");
err = kIOReturnVMError;
continue;
}
#endif
// Wire it and make sure we can write it
err = memDesc->prepare( kIODirectionOutIn );
if (kIOReturnSuccess != err) {
IOLog("IOMemoryDescriptor::prepare failed(0x%08x)\n", err);
continue;
}
// Generate a DMA list for the client memory
err = fDriver->generateDMAAddresses(memDesc);
// Other methods to access client memory:
// readBytes/writeBytes allow programmed I/O to/from an offset in the buffer
char pioBuffer[ 200 ];
memDesc->readBytes(32, &pioBuffer, sizeof(pioBuffer));
IOLog("readBytes: \"%s\"\n", pioBuffer);
// map() will create a mapping in the kernel address space.
IOMemoryMap* memMap = memDesc->map();
if (memMap) {
char* address = (char *) memMap->getVirtualAddress();
IOLog("kernel mapped: \"%s\"\n", address + 32);
memMap->release();
} else {
IOLog("memDesc map(kernel) failed\n");
}
// this map() will create a mapping in the users (the client of this IOUserClient) address space.
#if MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4
memMap = memDesc->map(fTask, 0, kIOMapAnywhere);
#else
memMap = memDesc->createMappingInTask(fTask, 0, kIOMapAnywhere);
#endif
if (memMap) {
#if MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4
IOLog("The pre-Leopard way to construct a memory descriptor\n");
// old 32 bit API - this will truncate and log a backtrace if the task is 64 bit
IOVirtualAddress address32 = memMap->getVirtualAddress();
IOLog("user32 mapped: " VirtAddr_FORMAT "\n", address32);
#else
IOLog("The Leopard and later way to construct a memory descriptor\n");
// new 64 bit API - same for 32 bit and 64 bit client tasks
mach_vm_address_t address64 = memMap->getAddress();
IOLog("user64 mapped: 0x%016llx\n", address64);
memMap->release();
#endif
} else {
IOLog("memDesc map(user) failed\n");
}
// Done with the I/O now.
memDesc->complete( kIODirectionOutIn );
} while ( false );
if (memDesc)
memDesc->release();
return err;
}
/**
* Start this service.
*/
bool org_virtualbox_VBoxGuest::start(IOService *pProvider)
{
if (!IOService::start(pProvider))
return false;
/* Low level initialization should be performed only once */
if (!ASMAtomicCmpXchgBool(&g_fInstantiated, true, false))
{
IOService::stop(pProvider);
return false;
}
m_pIOPCIDevice = OSDynamicCast(IOPCIDevice, pProvider);
if (m_pIOPCIDevice)
{
if (isVmmDev(m_pIOPCIDevice))
{
/* Enable memory response from VMM device */
m_pIOPCIDevice->setMemoryEnable(true);
m_pIOPCIDevice->setIOEnable(true);
IOMemoryDescriptor *pMem = m_pIOPCIDevice->getDeviceMemoryWithIndex(0);
if (pMem)
{
IOPhysicalAddress IOPortBasePhys = pMem->getPhysicalAddress();
/* Check that returned value is from I/O port range (at least it is 16-bit lenght) */
if((IOPortBasePhys >> 16) == 0)
{
RTIOPORT IOPortBase = (RTIOPORT)IOPortBasePhys;
void *pvMMIOBase = NULL;
uint32_t cbMMIO = 0;
m_pMap = m_pIOPCIDevice->mapDeviceMemoryWithIndex(1);
if (m_pMap)
{
pvMMIOBase = (void *)m_pMap->getVirtualAddress();
cbMMIO = m_pMap->getLength();
}
int rc = VBoxGuestInitDevExt(&g_DevExt,
IOPortBase,
pvMMIOBase,
cbMMIO,
#if ARCH_BITS == 64
VBOXOSTYPE_MacOS_x64,
#else
VBOXOSTYPE_MacOS,
#endif
0);
if (RT_SUCCESS(rc))
{
rc = VbgdDarwinCharDevInit();
if (rc == KMOD_RETURN_SUCCESS)
{
if (setupVmmDevInterrupts(pProvider))
{
/* register the service. */
registerService();
LogRel(("VBoxGuest: IOService started\n"));
return true;
}
LogRel(("VBoxGuest: Failed to set up interrupts\n"));
VbgdDarwinCharDevRemove();
}
else
LogRel(("VBoxGuest: Failed to initialize character device (rc=%d).\n", rc));
VBoxGuestDeleteDevExt(&g_DevExt);
}
else
LogRel(("VBoxGuest: Failed to initialize common code (rc=%d).\n", rc));
if (m_pMap)
{
m_pMap->release();
m_pMap = NULL;
}
}
}
else
LogRel(("VBoxGuest: The device missing is the I/O port range (#0).\n"));
}
else
