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[USBOHCI]

Browse source 
- Start of OHCI support
- Based on new usbehci driver and Haiku USB Stack
- Driver initializes the controller and retrieve number of ports

svn path=/branches/usb-bringup/; revision=51851
This commit is contained in:
Johannes Anderwald 2011-05-22 19:36:13 +00:00
parent 3dfadd12ae
commit d4c4a2e080
15 changed files with 8721 additions and 0 deletions
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35
drivers/usb/usbohci/CMakeLists.txt Normal file
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set_cpp()
remove_definitions(-D_WIN32_WINNT=0x502)
add_definitions(-D_WIN32_WINNT=0x600)
add_library(usbohci SHARED
usbohci.cpp
usb_device.cpp
usb_request.cpp
usb_queue.cpp
hcd_controller.cpp
hardware.cpp
misc.cpp
purecall.cpp
hub_controller.cpp
memory_manager.cpp
usbohci.rc)
target_link_libraries(usbohci
libcntpr
stlport
${PSEH_LIB})
if(MSVC)
set_target_properties(usbohci PROPERTIES COMPILE_FLAGS "/GR-")
else()
target_link_libraries(usbohci -lgcc)
set_target_properties(usbohci PROPERTIES COMPILE_FLAGS "-fno-exceptions -fno-rtti")
endif(MSVC)
set_module_type(usbohci kernelmodedriver)
add_importlibs(usbohci ntoskrnl ks drmk hal)
add_cab_target(usbohci 2)

996
drivers/usb/usbohci/hardware.cpp Normal file
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/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/hcd_controller.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#define INITGUID
#include "usbohci.h"
#include "hardware.h"
typedef VOID __stdcall HD_INIT_CALLBACK(IN PVOID CallBackContext);
BOOLEAN
NTAPI
InterruptServiceRoutine(
IN PKINTERRUPT Interrupt,
IN PVOID ServiceContext);
VOID
NTAPI
EhciDefferedRoutine(
IN PKDPC Dpc,
IN PVOID DeferredContext,
IN PVOID SystemArgument1,
IN PVOID SystemArgument2);
VOID
NTAPI
StatusChangeWorkItemRoutine(PVOID Context);
class CUSBHardwareDevice : public IUSBHardwareDevice
{
public:
STDMETHODIMP QueryInterface( REFIID InterfaceId, PVOID* Interface);
STDMETHODIMP_(ULONG) AddRef()
{
InterlockedIncrement(&m_Ref);
return m_Ref;
}
STDMETHODIMP_(ULONG) Release()
{
InterlockedDecrement(&m_Ref);
if (!m_Ref)
{
delete this;
return 0;
}
return m_Ref;
}
// com
NTSTATUS Initialize(PDRIVER_OBJECT DriverObject, PDEVICE_OBJECT FunctionalDeviceObject, PDEVICE_OBJECT PhysicalDeviceObject, PDEVICE_OBJECT LowerDeviceObject);
NTSTATUS PnpStart(PCM_RESOURCE_LIST RawResources, PCM_RESOURCE_LIST TranslatedResources);
NTSTATUS PnpStop(void);
NTSTATUS HandlePower(PIRP Irp);
NTSTATUS GetDeviceDetails(PUSHORT VendorId, PUSHORT DeviceId, PULONG NumberOfPorts, PULONG Speed);
NTSTATUS GetDMA(OUT struct IDMAMemoryManager **m_DmaManager);
NTSTATUS GetUSBQueue(OUT struct IUSBQueue **OutUsbQueue);
NTSTATUS StartController();
NTSTATUS StopController();
NTSTATUS ResetController();
NTSTATUS ResetPort(ULONG PortIndex);
NTSTATUS GetPortStatus(ULONG PortId, OUT USHORT *PortStatus, OUT USHORT *PortChange);
NTSTATUS ClearPortStatus(ULONG PortId, ULONG Status);
NTSTATUS SetPortFeature(ULONG PortId, ULONG Feature);
VOID SetStatusChangeEndpointCallBack(PVOID CallBack, PVOID Context);
KIRQL AcquireDeviceLock(void);
VOID ReleaseDeviceLock(KIRQL OldLevel);
// local
BOOLEAN InterruptService();
NTSTATUS InitializeController();
NTSTATUS AllocateEndpointDescriptor(OUT POHCI_ENDPOINT_DESCRIPTOR *OutDescriptor);
// friend function
friend BOOLEAN NTAPI InterruptServiceRoutine(IN PKINTERRUPT Interrupt, IN PVOID ServiceContext);
friend VOID NTAPI EhciDefferedRoutine(IN PKDPC Dpc, IN PVOID DeferredContext, IN PVOID SystemArgument1, IN PVOID SystemArgument2);
friend VOID NTAPI StatusChangeWorkItemRoutine(PVOID Context);
// constructor / destructor
CUSBHardwareDevice(IUnknown *OuterUnknown){}
virtual ~CUSBHardwareDevice(){}
protected:
LONG m_Ref; // reference count
PDRIVER_OBJECT m_DriverObject; // driver object
PDEVICE_OBJECT m_PhysicalDeviceObject; // pdo
PDEVICE_OBJECT m_FunctionalDeviceObject; // fdo (hcd controller)
PDEVICE_OBJECT m_NextDeviceObject; // lower device object
KSPIN_LOCK m_Lock; // hardware lock
PKINTERRUPT m_Interrupt; // interrupt object
KDPC m_IntDpcObject; // dpc object for deferred isr processing
PVOID VirtualBase; // virtual base for memory manager
PHYSICAL_ADDRESS PhysicalAddress; // physical base for memory manager
PULONG m_Base; // OHCI operational port base registers
PDMA_ADAPTER m_Adapter; // dma adapter object
ULONG m_MapRegisters; // map registers count
USHORT m_VendorID; // vendor id
USHORT m_DeviceID; // device id
PUSBQUEUE m_UsbQueue; // usb request queue
POHCIHCCA m_HCCA; // hcca virtual base
PHYSICAL_ADDRESS m_HCCAPhysicalAddress; // hcca physical address
POHCI_ENDPOINT_DESCRIPTOR m_ControlEndpointDescriptor; // dummy control endpoint descriptor
POHCI_ENDPOINT_DESCRIPTOR m_BulkEndpointDescriptor; // dummy control endpoint descriptor
POHCI_ENDPOINT_DESCRIPTOR m_IsoEndpointDescriptor; // iso endpoint descriptor
POHCI_ENDPOINT_DESCRIPTOR m_InterruptEndpoints[OHCI_STATIC_ENDPOINT_COUNT]; // endpoints for interrupt / iso transfers
ULONG m_NumberOfPorts; // number of ports
PDMAMEMORYMANAGER m_MemoryManager; // memory manager
HD_INIT_CALLBACK* m_SCECallBack; // status change callback routine
PVOID m_SCEContext; // status change callback routine context
BOOLEAN m_DoorBellRingInProgress; // door bell ring in progress
WORK_QUEUE_ITEM m_StatusChangeWorkItem; // work item for status change callback
ULONG m_SyncFramePhysAddr; // periodic frame list physical address
};
//=================================================================================================
// COM
//
NTSTATUS
STDMETHODCALLTYPE
CUSBHardwareDevice::QueryInterface(
IN REFIID refiid,
OUT PVOID* Output)
{
if (IsEqualGUIDAligned(refiid, IID_IUnknown))
{
*Output = PVOID(PUNKNOWN(this));
PUNKNOWN(*Output)->AddRef();
return STATUS_SUCCESS;
}
return STATUS_UNSUCCESSFUL;
}
NTSTATUS
CUSBHardwareDevice::Initialize(
PDRIVER_OBJECT DriverObject,
PDEVICE_OBJECT FunctionalDeviceObject,
PDEVICE_OBJECT PhysicalDeviceObject,
PDEVICE_OBJECT LowerDeviceObject)
{
BUS_INTERFACE_STANDARD BusInterface;
PCI_COMMON_CONFIG PciConfig;
NTSTATUS Status;
ULONG BytesRead;
DPRINT1("CUSBHardwareDevice::Initialize\n");
//
// Create DMAMemoryManager for use with QueueHeads and Transfer Descriptors.
//
Status = CreateDMAMemoryManager(&m_MemoryManager);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to create DMAMemoryManager Object\n");
return Status;
}
//
// Create the UsbQueue class that will handle the Asynchronous and Periodic Schedules
//
Status = CreateUSBQueue(&m_UsbQueue);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to create UsbQueue!\n");
return Status;
}
//
// store device objects
//
m_DriverObject = DriverObject;
m_FunctionalDeviceObject = FunctionalDeviceObject;
m_PhysicalDeviceObject = PhysicalDeviceObject;
m_NextDeviceObject = LowerDeviceObject;
//
// initialize device lock
//
KeInitializeSpinLock(&m_Lock);
//
// intialize status change work item
//
ExInitializeWorkItem(&m_StatusChangeWorkItem, StatusChangeWorkItemRoutine, PVOID(this));
m_VendorID = 0;
m_DeviceID = 0;
Status = GetBusInterface(PhysicalDeviceObject, &BusInterface);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to get BusInteface!\n");
return Status;
}
BytesRead = (*BusInterface.GetBusData)(BusInterface.Context,
PCI_WHICHSPACE_CONFIG,
&PciConfig,
0,
PCI_COMMON_HDR_LENGTH);
if (BytesRead != PCI_COMMON_HDR_LENGTH)
{
DPRINT1("Failed to get pci config information!\n");
return STATUS_SUCCESS;
}
if (!(PciConfig.Command & PCI_ENABLE_BUS_MASTER))
{
DPRINT1("PCI Configuration shows this as a non Bus Mastering device!\n");
}
m_VendorID = PciConfig.VendorID;
m_DeviceID = PciConfig.DeviceID;
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::PnpStart(
PCM_RESOURCE_LIST RawResources,
PCM_RESOURCE_LIST TranslatedResources)
{
ULONG Index;
PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptor;
DEVICE_DESCRIPTION DeviceDescription;
PVOID ResourceBase;
NTSTATUS Status;
ULONG Version;
DPRINT1("CUSBHardwareDevice::PnpStart\n");
for(Index = 0; Index < TranslatedResources->List[0].PartialResourceList.Count; Index++)
{
//
// get resource descriptor
//
ResourceDescriptor = &TranslatedResources->List[0].PartialResourceList.PartialDescriptors[Index];
switch(ResourceDescriptor->Type)
{
case CmResourceTypeInterrupt:
{
KeInitializeDpc(&m_IntDpcObject,
EhciDefferedRoutine,
this);
Status = IoConnectInterrupt(&m_Interrupt,
InterruptServiceRoutine,
(PVOID)this,
NULL,
ResourceDescriptor->u.Interrupt.Vector,
(KIRQL)ResourceDescriptor->u.Interrupt.Level,
(KIRQL)ResourceDescriptor->u.Interrupt.Level,
(KINTERRUPT_MODE)(ResourceDescriptor->Flags & CM_RESOURCE_INTERRUPT_LATCHED),
(ResourceDescriptor->ShareDisposition != CmResourceShareDeviceExclusive),
ResourceDescriptor->u.Interrupt.Affinity,
FALSE);
if (!NT_SUCCESS(Status))
{
//
// failed to register interrupt
//
DPRINT1("IoConnect Interrupt failed with %x\n", Status);
return Status;
}
break;
}
case CmResourceTypeMemory:
{
//
// get resource base
//
ResourceBase = MmMapIoSpace(ResourceDescriptor->u.Memory.Start, ResourceDescriptor->u.Memory.Length, MmNonCached);
if (!ResourceBase)
{
//
// failed to map registers
//
DPRINT1("MmMapIoSpace failed\n");
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// Get controllers capabilities
//
Version = READ_REGISTER_ULONG((PULONG)((ULONG_PTR)ResourceBase + OHCI_REVISION_OFFSET));
DPRINT1("Version %x\n", Version);
//
// Store Resource base
//
m_Base = (PULONG)ResourceBase;
break;
}
}
}
//
// zero device description
//
RtlZeroMemory(&DeviceDescription, sizeof(DEVICE_DESCRIPTION));
//
// initialize device description
//
DeviceDescription.Version = DEVICE_DESCRIPTION_VERSION;
DeviceDescription.Master = TRUE;
DeviceDescription.ScatterGather = TRUE;
DeviceDescription.Dma32BitAddresses = TRUE;
DeviceDescription.DmaWidth = Width32Bits;
DeviceDescription.InterfaceType = PCIBus;
DeviceDescription.MaximumLength = MAXULONG;
//
// get dma adapter
//
m_Adapter = IoGetDmaAdapter(m_PhysicalDeviceObject, &DeviceDescription, &m_MapRegisters);
if (!m_Adapter)
{
//
// failed to get dma adapter
//
DPRINT1("Failed to acquire dma adapter\n");
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// Create Common Buffer
//
VirtualBase = m_Adapter->DmaOperations->AllocateCommonBuffer(m_Adapter,
PAGE_SIZE * 4,
&PhysicalAddress,
FALSE);
if (!VirtualBase)
{
DPRINT1("Failed to allocate a common buffer\n");
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// Initialize the DMAMemoryManager
//
Status = m_MemoryManager->Initialize(this, &m_Lock, PAGE_SIZE * 4, VirtualBase, PhysicalAddress, 32);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to initialize the DMAMemoryManager\n");
return Status;
}
//
// Initialize the UsbQueue now that we have an AdapterObject.
//
Status = m_UsbQueue->Initialize(PUSBHARDWAREDEVICE(this), m_Adapter, m_MemoryManager, NULL);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to Initialize the UsbQueue\n");
return Status;
}
//
// initializes the controller
//
Status = InitializeController();
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to Initialize the controller \n");
ASSERT(FALSE);
return Status;
}
//
// Stop the controller before modifying schedules
//
Status = StopController();
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to stop the controller \n");
ASSERT(FALSE);
return Status;
}
//
// Start the controller
//
DPRINT1("Starting Controller\n");
Status = StartController();
//
// done
//
return Status;
}
NTSTATUS
CUSBHardwareDevice::PnpStop(void)
{
UNIMPLEMENTED
return STATUS_NOT_IMPLEMENTED;
}
NTSTATUS
CUSBHardwareDevice::HandlePower(
PIRP Irp)
{
UNIMPLEMENTED
return STATUS_NOT_IMPLEMENTED;
}
NTSTATUS
CUSBHardwareDevice::GetDeviceDetails(
OUT OPTIONAL PUSHORT VendorId,
OUT OPTIONAL PUSHORT DeviceId,
OUT OPTIONAL PULONG NumberOfPorts,
OUT OPTIONAL PULONG Speed)
{
if (VendorId)
{
//
// get vendor
//
*VendorId = m_VendorID;
}
if (DeviceId)
{
//
// get device id
//
*DeviceId = m_DeviceID;
}
if (NumberOfPorts)
{
//
// get number of ports
//
*NumberOfPorts = m_NumberOfPorts;
}
if (Speed)
{
//
// speed is 0x100
//
*Speed = 0x100;
}
return STATUS_SUCCESS;
}
NTSTATUS CUSBHardwareDevice::GetDMA(
OUT struct IDMAMemoryManager **OutDMAMemoryManager)
{
if (!m_MemoryManager)
return STATUS_UNSUCCESSFUL;
*OutDMAMemoryManager = m_MemoryManager;
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::GetUSBQueue(
OUT struct IUSBQueue **OutUsbQueue)
{
if (!m_UsbQueue)
return STATUS_UNSUCCESSFUL;
*OutUsbQueue = m_UsbQueue;
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::StartController(void)
{
ULONG Control, NumberOfPorts, Index, Descriptor;
//
// first write address of HCCA
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_HCCA_OFFSET), m_HCCAPhysicalAddress.LowPart);
//
// lets write physical address of dummy control endpoint descriptor
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_CONTROL_HEAD_ED_OFFSET), m_ControlEndpointDescriptor->PhysicalAddress.LowPart);
//
// lets write physical address of dummy bulk endpoint descriptor
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_BULK_HEAD_ED_OFFSET), m_BulkEndpointDescriptor->PhysicalAddress.LowPart);
//
// read control register
//
Control = READ_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_CONTROL_OFFSET));
//
// remove flags
//
Control &= ~(OHCI_CONTROL_BULK_SERVICE_RATIO_MASK | OHCI_ENABLE_LIST | OHCI_HC_FUNCTIONAL_STATE_MASK | OHCI_INTERRUPT_ROUTING);
//
// set command status flags
//
Control |= OHCI_ENABLE_LIST | OHCI_CONTROL_BULK_RATIO_1_4 | OHCI_HC_FUNCTIONAL_STATE_OPERATIONAL;
//
// now start the controller
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_CONTROL_OFFSET), Control);
//
// retrieve number of ports
//
for(Index = 0; Index < 10; Index++)
{
//
// wait a bit
//
KeStallExecutionProcessor(10);
//
// read descriptor
//
Descriptor = READ_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_DESCRIPTOR_A_OFFSET));
//
// get number of ports
//
NumberOfPorts = OHCI_RH_GET_PORT_COUNT(Descriptor);
//
// check if we have received the ports
//
if (NumberOfPorts)
break;
}
//
// sanity check
//
ASSERT(NumberOfPorts < OHCI_MAX_PORT_COUNT);
//
// store number of ports
//
m_NumberOfPorts = NumberOfPorts;
//
// print out number ports
//
DPRINT1("NumberOfPorts %lu\n", m_NumberOfPorts);
//
// done
//
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::AllocateEndpointDescriptor(
OUT POHCI_ENDPOINT_DESCRIPTOR *OutDescriptor)
{
POHCI_ENDPOINT_DESCRIPTOR Descriptor;
PHYSICAL_ADDRESS DescriptorAddress;
NTSTATUS Status;
//
// allocate descriptor
//
Status = m_MemoryManager->Allocate(sizeof(OHCI_ENDPOINT_DESCRIPTOR), (PVOID*)&Descriptor, &DescriptorAddress);
if (!NT_SUCCESS(Status))
{
//
// failed to allocate descriptor
//
return Status;
}
//
// intialize descriptor
//
Descriptor->Flags = OHCI_ENDPOINT_SKIP;
Descriptor->HeadPhysicalDescriptor = 0;
Descriptor->NextPhysicalEndpoint = 0;
Descriptor->TailPhysicalDescriptor = 0;
Descriptor->PhysicalAddress.QuadPart = DescriptorAddress.QuadPart;
//
// store result
//
*OutDescriptor = Descriptor;
//
// done
//
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::InitializeController()
{
NTSTATUS Status;
ULONG Index, Interval, IntervalIndex, InsertIndex;
POHCI_ENDPOINT_DESCRIPTOR Descriptor;
//
// first allocate the hcca area
//
Status = m_MemoryManager->Allocate(sizeof(OHCIHCCA), (PVOID*)&m_HCCA, &m_HCCAPhysicalAddress);
if (!NT_SUCCESS(Status))
{
//
// no memory
//
return Status;
}
//
// now allocate an endpoint for control transfers
// this endpoint will never be removed
//
Status = AllocateEndpointDescriptor(&m_ControlEndpointDescriptor);
if (!NT_SUCCESS(Status))
{
//
// no memory
//
return Status;
}
//
// now allocate an endpoint for bulk transfers
// this endpoint will never be removed
//
Status = AllocateEndpointDescriptor(&m_BulkEndpointDescriptor);
if (!NT_SUCCESS(Status))
{
//
// no memory
//
return Status;
}
//
// now allocate an endpoint for iso transfers
// this endpoint will never be removed
//
Status = AllocateEndpointDescriptor(&m_IsoEndpointDescriptor);
if (!NT_SUCCESS(Status))
{
//
// no memory
//
return Status;
}
//
// now allocate endpoint descriptors for iso / interrupt transfers interval is 1,2,4,8,16,32
//
for(Index = 0; Index < OHCI_STATIC_ENDPOINT_COUNT; Index++)
{
//
// allocate endpoint descriptor
//
Status = AllocateEndpointDescriptor(&Descriptor);
if (!NT_SUCCESS(Status))
{
//
// no memory
//
return Status;
}
//
// save in array
//
m_InterruptEndpoints[Index] = Descriptor;
}
//
// now link the descriptors, taken from Haiku
//
Interval = OHCI_BIGGEST_INTERVAL;
IntervalIndex = OHCI_STATIC_ENDPOINT_COUNT - 1;
while (Interval > 1)
{
InsertIndex = Interval / 2;
while (InsertIndex < OHCI_BIGGEST_INTERVAL)
{
//
// assign endpoint address
//
m_HCCA->InterruptTable[InsertIndex] = m_InterruptEndpoints[IntervalIndex]->PhysicalAddress.LowPart;
InsertIndex += Interval;
}
IntervalIndex--;
Interval /= 2;
}
//
// link all endpoint descriptors to first descriptor in array
//
m_HCCA->InterruptTable[0] = m_InterruptEndpoints[0]->PhysicalAddress.LowPart;
for (Index = 1; Index < OHCI_STATIC_ENDPOINT_COUNT; Index++)
{
//
// link descriptor
//
m_InterruptEndpoints[Index]->NextPhysicalEndpoint = m_InterruptEndpoints[0]->PhysicalAddress.LowPart;
}
//
// Now link the first endpoint to the isochronous endpoint
//
m_InterruptEndpoints[0]->NextPhysicalEndpoint = m_IsoEndpointDescriptor->PhysicalAddress.LowPart;
//
// done
//
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::StopController(void)
{
ULONG Control, Reset;
ULONG Index;
//
// first turn off all interrupts
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_INTERRUPT_DISABLE_OFFSET), OHCI_ALL_INTERRUPTS);
//
// check context
//
Control = READ_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_CONTROL_OFFSET));
//
// FIXME: support routing
//
ASSERT((Control & OHCI_INTERRUPT_ROUTING) == 0);
//
// have a break
//
KeStallExecutionProcessor(100);
//
// some controllers also depend on this
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_CONTROL_OFFSET), OHCI_HC_FUNCTIONAL_STATE_RESET);
//
// wait a bit
//
KeStallExecutionProcessor(100);
//
// now reset controller
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_COMMAND_STATUS_OFFSET), OHCI_HOST_CONTROLLER_RESET);
//
// reset time is 10ms
//
for(Index = 0; Index < 10; Index++)
{
//
// wait a bit
//
KeStallExecutionProcessor(10);
//
// read command status
//
Reset = READ_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_COMMAND_STATUS_OFFSET));
//
// was reset bit cleared
//
if ((Reset & OHCI_HOST_CONTROLLER_RESET) == 0)
{
//
// controller completed reset
//
return STATUS_SUCCESS;
}
}
//
// failed to reset controller
//
return STATUS_UNSUCCESSFUL;
}
NTSTATUS
CUSBHardwareDevice::ResetController(void)
{
UNIMPLEMENTED
return STATUS_NOT_IMPLEMENTED;
}
NTSTATUS
CUSBHardwareDevice::ResetPort(
IN ULONG PortIndex)
{
ASSERT(FALSE);
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::GetPortStatus(
ULONG PortId,
OUT USHORT *PortStatus,
OUT USHORT *PortChange)
{
UNIMPLEMENTED
*PortStatus = 0;
*PortChange = 0;
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::ClearPortStatus(
ULONG PortId,
ULONG Status)
{
UNIMPLEMENTED
return STATUS_SUCCESS;
}
NTSTATUS
CUSBHardwareDevice::SetPortFeature(
ULONG PortId,
ULONG Feature)
{
if (Feature == PORT_ENABLE)
{
//
// enable port
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_PORT_STATUS(PortId)), OHCI_RH_PORTSTATUS_PES);
return STATUS_SUCCESS;
}
else if (Feature == PORT_POWER)
{
//
// enable power
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_PORT_STATUS(PortId)), OHCI_RH_PORTSTATUS_PPS);
return STATUS_SUCCESS;
}
else if (Feature == PORT_SUSPEND)
{
//
// enable port
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_PORT_STATUS(PortId)), OHCI_RH_PORTSTATUS_PSS);
return STATUS_SUCCESS;
}
else if (Feature == PORT_RESET)
{
//
// reset port
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_PORT_STATUS(PortId)), OHCI_RH_PORTSTATUS_PRS);
//
// is there a status change callback
//
if (m_SCECallBack != NULL)
{
//
// issue callback
//
m_SCECallBack(m_SCEContext);
}
}
return STATUS_SUCCESS;
}
VOID
CUSBHardwareDevice::SetStatusChangeEndpointCallBack(
PVOID CallBack,
PVOID Context)
{
m_SCECallBack = (HD_INIT_CALLBACK*)CallBack;
m_SCEContext = Context;
}
KIRQL
CUSBHardwareDevice::AcquireDeviceLock(void)
{
KIRQL OldLevel;
//
// acquire lock
//
KeAcquireSpinLock(&m_Lock, &OldLevel);
//
// return old irql
//
return OldLevel;
}
VOID
CUSBHardwareDevice::ReleaseDeviceLock(
KIRQL OldLevel)
{
KeReleaseSpinLock(&m_Lock, OldLevel);
}
BOOLEAN
NTAPI
InterruptServiceRoutine(
IN PKINTERRUPT Interrupt,
IN PVOID ServiceContext)
{
ASSERT(FALSE);
return TRUE;
}
VOID NTAPI
EhciDefferedRoutine(
IN PKDPC Dpc,
IN PVOID DeferredContext,
IN PVOID SystemArgument1,
IN PVOID SystemArgument2)
{
ASSERT(FALSE);
return;
}
VOID
NTAPI
StatusChangeWorkItemRoutine(
PVOID Context)
{
//
// cast to hardware object
//
CUSBHardwareDevice * This = (CUSBHardwareDevice*)Context;
//
// is there a callback
//
if (This->m_SCECallBack)
{
//
// issue callback
//
This->m_SCECallBack(This->m_SCEContext);
}
}
NTSTATUS
CreateUSBHardware(
PUSBHARDWAREDEVICE *OutHardware)
{
PUSBHARDWAREDEVICE This;
This = new(NonPagedPool, TAG_USBOHCI) CUSBHardwareDevice(0);
if (!This)
return STATUS_INSUFFICIENT_RESOURCES;
This->AddRef();
// return result
*OutHardware = (PUSBHARDWAREDEVICE)This;
return STATUS_SUCCESS;
}

213
drivers/usb/usbohci/hardware.h Normal file
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#pragma once
#include <ntddk.h>
//
// OHCI Operational Registers
//
#define OHCI_REVISION_OFFSET (0x00)
#define OHCI_REVISION_LOW(rev) ((rev) & 0x0f)
#define OHCI_REVISION_HIGH(rev) (((rev) >> 4) & 0x03)
//
// OHCI Control Register
//
#define OHCI_CONTROL_OFFSET (0x004)
#define OHCI_CONTROL_BULK_SERVICE_RATIO_MASK (0x003)
#define OHCI_CONTROL_BULK_RATIO_1_1 (0x000)
#define OHCI_CONTROL_BULK_RATIO_1_2 (0x001)
#define OHCI_CONTROL_BULK_RATIO_1_3 (0x002)
#define OHCI_CONTROL_BULK_RATIO_1_4 (0x003)
#define OHCI_PERIODIC_LIST_ENABLE (0x004)
#define OHCI_ISOCHRONOUS_ENABLE (0x008)
#define OHCI_CONTROL_LIST_ENABLE (0x010)
#define OHCI_BULK_LIST_ENABLE (0x020)
#define OHCI_HC_FUNCTIONAL_STATE_MASK (0x0C0)
#define OHCI_HC_FUNCTIONAL_STATE_RESET (0x000)
#define OHCI_HC_FUNCTIONAL_STATE_RESUME (0x040)
#define OHCI_HC_FUNCTIONAL_STATE_OPERATIONAL (0x080)
#define OHCI_HC_FUNCTIONAL_STATE_SUSPEND (0x0c0)
#define OHCI_INTERRUPT_ROUTING (0x100)
#define OHCI_REMOTE_WAKEUP_CONNECTED (0x200)
#define OHCI_REMORE_WAKEUP_ENABLED (0x400)
//
// OHCI Command Status Register
//
#define OHCI_COMMAND_STATUS_OFFSET (0x08)
#define OHCI_HOST_CONTROLLER_RESET 0x00000001
#define OHCI_CONTROL_LIST_FILLED 0x00000002
#define OHCI_BULK_LIST_FILLED 0x00000004
#define OHCI_OWNERSHIP_CHANGE_REQUEST 0x00000008
#define OHCI_SCHEDULING_OVERRUN_COUNT_MASK 0x00030000
//
// OHCI Interrupt Status Register
//
#define OHCI_INTERRUPT_STATUS_OFFSET 0x0c
#define OHCI_SCHEDULING_OVERRUN 0x00000001
#define OHCI_WRITEBACK_DONE_HEAD 0x00000002
#define OHCI_START_OF_FRAME 0x00000004
#define OHCI_RESUME_DETECTED 0x00000008
#define OHCI_UNRECOVERABLE_ERROR 0x00000010
#define OHCI_FRAME_NUMBER_OVERFLOW 0x00000020
#define OHCI_ROOT_HUB_STATUS_CHANGE 0x00000040
#define OHCI_OWNERSHIP_CHANGE 0x40000000
#define OHCI_MASTER_INTERRUPT_ENABLE 0x80000000
//
// OHCI Interrupt Enable Register
//
#define OHCI_INTERRUPT_ENABLE_OFFSET 0x10
//
// OHCI Interrupt Enable Register
//
#define OHCI_INTERRUPT_DISABLE_OFFSET 0x14
//
// OHCI HCCA Register
//
#define OHCI_HCCA_OFFSET 0x18
#define OHCI_PERIOD_CURRENT_ED_OFFSET 0x1c
#define OHCI_CONTROL_HEAD_ED_OFFSET 0x20
#define OHCI_CONTROL_CURRENT_ED_OFFSET 0x24
#define OHCI_BULK_HEAD_ED_OFFSET 0x28
//
// OHCI Root Hub Descriptor A register
//
#define OHCI_RH_DESCRIPTOR_A_OFFSET 0x48
#define OHCI_RH_GET_PORT_COUNT(s) ((s) & 0xff)
#define OHCI_RH_POWER_SWITCHING_MODE 0x0100
#define OHCI_RH_NO_POWER_SWITCHING 0x0200
#define OHCI_RH_DEVICE_TYPE 0x0400
#define OHCI_RH_OVER_CURRENT_PROTECTION_MODE 0x0800
#define OHCI_RH_NO_OVER_CURRENT_PROTECTION 0x1000
#define OHCI_RH_GET_POWER_ON_TO_POWER_GOOD_TIME(s) ((s) >> 24)
//
// Root Hub Descriptor B register (section 7.4.2)
//
#define OHCI_RH_DESCRIPTOR_B 0x4c
//
// Root Hub status register (section 7.4.3)
//
#define OHCI_RH_STATUS 0x50
#define OHCI_RH_LOCAL_POWER_STATUS 0x00000001
#define OHCI_RH_OVER_CURRENT_INDICATOR 0x00000002
#define OHCI_RH_DEVICE_REMOTE_WAKEUP_ENABLE 0x00008000
#define OHCI_RH_LOCAL_POWER_STATUS_CHANGE 0x00010000
#define OHCI_RH_OVER_CURRENT_INDICATOR_CHANGE 0x00020000
#define OHCI_RH_CLEAR_REMOTE_WAKEUP_ENABLE 0x80000000
//
// Root Hub port status (n) register (section 7.4.4)
//
#define OHCI_RH_PORT_STATUS(n) (0x54 + (n) * 4)// 0 based indexing
#define OHCI_RH_PORTSTATUS_CCS 0x00000001
#define OHCI_RH_PORTSTATUS_PES 0x00000002
#define OHCI_RH_PORTSTATUS_PSS 0x00000004
#define OHCI_RH_PORTSTATUS_POCI 0x00000008
#define OHCI_RH_PORTSTATUS_PRS 0x00000010
#define OHCI_RH_PORTSTATUS_PPS 0x00000100
#define OHCI_RH_PORTSTATUS_LSDA 0x00000200
#define OHCI_RH_PORTSTATUS_CSC 0x00010000
#define OHCI_RH_PORTSTATUS_PESC 0x00020000
#define OHCI_RH_PORTSTATUS_PSSC 0x00040000
#define OHCI_RH_PORTSTATUS_OCIC 0x00080000
#define OHCI_RH_PORTSTATUS_PRSC 0x00100000
//
// Enable List
//
#define OHCI_ENABLE_LIST (OHCI_PERIODIC_LIST_ENABLE \
| OHCI_ISOCHRONOUS_ENABLE \
| OHCI_CONTROL_LIST_ENABLE \
| OHCI_BULK_LIST_ENABLE)
//
// All interupts
//
#define OHCI_ALL_INTERRUPTS (OHCI_SCHEDULING_OVERRUN \
| OHCI_WRITEBACK_DONE_HEAD \
| OHCI_START_OF_FRAME \
| OHCI_RESUME_DETECTED \
| OHCI_UNRECOVERABLE_ERROR \
| OHCI_FRAME_NUMBER_OVERFLOW \
| OHCI_ROOT_HUB_STATUS_CHANGE \
| OHCI_OWNERSHIP_CHANGE)
//
// All normal interupts
//
#define OHCI_NORMAL_INTERRUPTS (OHCI_SCHEDULING_OVERRUN \
| OHCI_WRITEBACK_DONE_HEAD \
| OHCI_RESUME_DETECTED \
| OHCI_UNRECOVERABLE_ERROR \
| OHCI_ROOT_HUB_STATUS_CHANGE)
//
// FSMPS
//
#define OHCI_FSMPS(i) (((i - 210) * 6 / 7) << 16)
//
// Periodic
//
#define OHCI_PERIODIC(i) ((i) * 9 / 10)
// --------------------------------
// HCCA structure (section 4.4)
// 256 bytes aligned
// --------------------------------
#define OHCI_NUMBER_OF_INTERRUPTS 32
#define OHCI_STATIC_ENDPOINT_COUNT 6
#define OHCI_BIGGEST_INTERVAL 32
typedef struct
{
ULONG InterruptTable[OHCI_NUMBER_OF_INTERRUPTS];
ULONG CurrentFrameNumber;
ULONG DoneHead;
UCHAR Reserved[120];
}OHCIHCCA, *POHCIHCCA;
#define OHCI_DONE_INTERRUPTS 1
#define OHCI_HCCA_SIZE 256
#define OHCI_HCCA_ALIGN 256
#define OHCI_PAGE_SIZE 0x1000
#define OHCI_PAGE(x) ((x) &~ 0xfff)
#define OHCI_PAGE_OFFSET(x) ((x) & 0xfff)
typedef struct
{
// Hardware part
ULONG Flags;
ULONG TailPhysicalDescriptor;
ULONG HeadPhysicalDescriptor;
ULONG NextPhysicalEndpoint;
// Software part
PHYSICAL_ADDRESS PhysicalAddress;
}OHCI_ENDPOINT_DESCRIPTOR, *POHCI_ENDPOINT_DESCRIPTOR;
#define OHCI_ENDPOINT_SKIP 0x00004000
//
// Maximum port count set by OHCI
//
#define OHCI_MAX_PORT_COUNT 15

751
drivers/usb/usbohci/hcd_controller.cpp Normal file
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@ -0,0 +1,751 @@
/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/hcd_controller.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#define INITGUID
#include "usbohci.h"
class CHCDController : public IHCDController,
public IDispatchIrp
{
public:
STDMETHODIMP QueryInterface( REFIID InterfaceId, PVOID* Interface);
STDMETHODIMP_(ULONG) AddRef()
{
InterlockedIncrement(&m_Ref);
return m_Ref;
}
STDMETHODIMP_(ULONG) Release()
{
InterlockedDecrement(&m_Ref);
if (!m_Ref)
{
delete this;
return 0;
}
return m_Ref;
}
// IHCDController interface functions
NTSTATUS Initialize(IN PROOTHDCCONTROLLER RootHCDController, IN PDRIVER_OBJECT DriverObject, IN PDEVICE_OBJECT PhysicalDeviceObject);
// IDispatchIrp interface functions
NTSTATUS HandlePnp(IN PDEVICE_OBJECT DeviceObject, IN OUT PIRP Irp);
NTSTATUS HandlePower(IN PDEVICE_OBJECT DeviceObject, IN OUT PIRP Irp);
NTSTATUS HandleDeviceControl(IN PDEVICE_OBJECT DeviceObject, IN OUT PIRP Irp);
// local functions
NTSTATUS CreateFDO(PDRIVER_OBJECT DriverObject, PDEVICE_OBJECT * OutDeviceObject);
NTSTATUS SetSymbolicLink(BOOLEAN Enable);
// constructor / destructor
CHCDController(IUnknown *OuterUnknown){}
virtual ~CHCDController(){}
protected:
LONG m_Ref;
PROOTHDCCONTROLLER m_RootController;
PDRIVER_OBJECT m_DriverObject;
PDEVICE_OBJECT m_PhysicalDeviceObject;
PDEVICE_OBJECT m_FunctionalDeviceObject;
PDEVICE_OBJECT m_NextDeviceObject;
PUSBHARDWAREDEVICE m_Hardware;
PHUBCONTROLLER m_HubController;
ULONG m_FDODeviceNumber;
};
//=================================================================================================
// COM
//
NTSTATUS
STDMETHODCALLTYPE
CHCDController::QueryInterface(
IN REFIID refiid,
OUT PVOID* Output)
{
return STATUS_UNSUCCESSFUL;
}
//-------------------------------------------------------------------------------------------------
NTSTATUS
CHCDController::Initialize(
IN PROOTHDCCONTROLLER RootHCDController,
IN PDRIVER_OBJECT DriverObject,
IN PDEVICE_OBJECT PhysicalDeviceObject)
{
NTSTATUS Status;
PCOMMON_DEVICE_EXTENSION DeviceExtension;
//
// create usb hardware
//
Status = CreateUSBHardware(&m_Hardware);
if (!NT_SUCCESS(Status))
{
//
// failed to create hardware object
//
DPRINT1("Failed to create hardware object\n");
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// initialize members
//
m_DriverObject = DriverObject;
m_PhysicalDeviceObject = PhysicalDeviceObject;
m_RootController = RootHCDController;
//
// create FDO
//
Status = CreateFDO(m_DriverObject, &m_FunctionalDeviceObject);
if (!NT_SUCCESS(Status))
{
//
// failed to create PDO
//
return Status;
}
//
// now attach to device stack
//
m_NextDeviceObject = IoAttachDeviceToDeviceStack(m_FunctionalDeviceObject, m_PhysicalDeviceObject);
if (!m_NextDeviceObject)
{
//
// failed to attach to device stack
//
IoDeleteDevice(m_FunctionalDeviceObject);
m_FunctionalDeviceObject = 0;
return STATUS_NO_SUCH_DEVICE;
}
//
// initialize hardware object
//
Status = m_Hardware->Initialize(m_DriverObject, m_FunctionalDeviceObject, m_PhysicalDeviceObject, m_NextDeviceObject);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to initialize hardware object %x\n", Status);
//
// failed to initialize hardware object, detach from device stack
//
IoDetachDevice(m_NextDeviceObject);
//
// now delete the device
//
IoDeleteDevice(m_FunctionalDeviceObject);
//
// nullify pointers :)
//
m_FunctionalDeviceObject = 0;
m_NextDeviceObject = 0;
return Status;
}
//
// set device flags
//
m_FunctionalDeviceObject->Flags |= DO_BUFFERED_IO | DO_POWER_PAGABLE;
//
// get device extension
//
DeviceExtension = (PCOMMON_DEVICE_EXTENSION)m_FunctionalDeviceObject->DeviceExtension;
PC_ASSERT(DeviceExtension);
//
// initialize device extension
//
DeviceExtension->IsFDO = TRUE;
DeviceExtension->IsHub = FALSE;
DeviceExtension->Dispatcher = PDISPATCHIRP(this);
//
// device is initialized
//
m_FunctionalDeviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
//
// is there a root controller
//
if (m_RootController)
{
//
// add reference
//
m_RootController->AddRef();
//
// register with controller
//
m_RootController->RegisterHCD(this);
}
//
// done
//
return STATUS_SUCCESS;
}
//-------------------------------------------------------------------------------------------------
NTSTATUS
CHCDController::HandleDeviceControl(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
PIO_STACK_LOCATION IoStack;
PCOMMON_DEVICE_EXTENSION DeviceExtension;
NTSTATUS Status = STATUS_NOT_IMPLEMENTED;
PUSB_HCD_DRIVERKEY_NAME DriverKey;
ULONG ResultLength;
//
// get current stack location
//
IoStack = IoGetCurrentIrpStackLocation(Irp);
//
// get device extension
//
DeviceExtension = (PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
//
// sanity check
//
PC_ASSERT(DeviceExtension->IsFDO);
DPRINT1("HandleDeviceControl>Type: IoCtl %x InputBufferLength %lu OutputBufferLength %lu\n",
IoStack->Parameters.DeviceIoControl.IoControlCode,
IoStack->Parameters.DeviceIoControl.InputBufferLength,
IoStack->Parameters.DeviceIoControl.OutputBufferLength);
//
// perform ioctl for FDO
//
if (IoStack->Parameters.DeviceIoControl.IoControlCode == IOCTL_GET_HCD_DRIVERKEY_NAME)
{
//
// check if sizee is at least >= USB_HCD_DRIVERKEY_NAME
//
if(IoStack->Parameters.DeviceIoControl.OutputBufferLength >= sizeof(USB_HCD_DRIVERKEY_NAME))
{
//
// get device property size
//
Status = IoGetDeviceProperty(m_PhysicalDeviceObject, DevicePropertyDriverKeyName, 0, NULL, &ResultLength);
//
// get input buffer
//
DriverKey = (PUSB_HCD_DRIVERKEY_NAME)Irp->AssociatedIrp.SystemBuffer;
//
// check result
//
if (Status == STATUS_BUFFER_TOO_SMALL)
{
//
// does the caller provide enough buffer space
//
if (IoStack->Parameters.DeviceIoControl.OutputBufferLength >= ResultLength)
{
//
// it does
//
Status = IoGetDeviceProperty(m_PhysicalDeviceObject, DevicePropertyDriverKeyName, IoStack->Parameters.DeviceIoControl.OutputBufferLength - sizeof(ULONG), DriverKey->DriverKeyName, &ResultLength);
if (NT_SUCCESS(Status))
{
//
// informal debug print
//
DPRINT1("Result %S\n", DriverKey->DriverKeyName);
}
}
//
// store result
//
DriverKey->ActualLength = ResultLength + FIELD_OFFSET(USB_HCD_DRIVERKEY_NAME, DriverKeyName) + sizeof(WCHAR);
Irp->IoStatus.Information = IoStack->Parameters.DeviceIoControl.OutputBufferLength;
Status = STATUS_SUCCESS;
}
}
else
{
//
// buffer is certainly too small
//
Status = STATUS_BUFFER_OVERFLOW;
Irp->IoStatus.Information = sizeof(USB_HCD_DRIVERKEY_NAME);
}
}
else if (IoStack->Parameters.DeviceIoControl.IoControlCode == IOCTL_USB_GET_ROOT_HUB_NAME)
{
//
// check if sizee is at least >= USB_HCD_DRIVERKEY_NAME
//
if(IoStack->Parameters.DeviceIoControl.OutputBufferLength >= sizeof(USB_HCD_DRIVERKEY_NAME))
{
//
// sanity check
//
PC_ASSERT(m_HubController);
//
// get input buffer
//
DriverKey = (PUSB_HCD_DRIVERKEY_NAME)Irp->AssociatedIrp.SystemBuffer;
//
// get symbolic link
//
Status = m_HubController->GetHubControllerSymbolicLink(IoStack->Parameters.DeviceIoControl.OutputBufferLength - sizeof(ULONG), DriverKey->DriverKeyName, &ResultLength);
if (NT_SUCCESS(Status))
{
//
// null terminate it
//
PC_ASSERT(IoStack->Parameters.DeviceIoControl.OutputBufferLength - sizeof(ULONG) - sizeof(WCHAR) >= ResultLength);
DriverKey->DriverKeyName[ResultLength / sizeof(WCHAR)] = L'\0';
DPRINT1("Result %S\n", DriverKey->DriverKeyName);
}
//
// store result
//
DriverKey->ActualLength = ResultLength + FIELD_OFFSET(USB_HCD_DRIVERKEY_NAME, DriverKeyName) + sizeof(WCHAR);
Irp->IoStatus.Information = IoStack->Parameters.DeviceIoControl.OutputBufferLength;
Status = STATUS_SUCCESS;
}
else
{
//
// buffer is certainly too small
//
Status = STATUS_BUFFER_OVERFLOW;
Irp->IoStatus.Information = sizeof(USB_HCD_DRIVERKEY_NAME);
}
}
//
// complete the request
//
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
//
// done
//
return Status;
}
NTSTATUS
CHCDController::HandlePnp(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
PIO_STACK_LOCATION IoStack;
PCOMMON_DEVICE_EXTENSION DeviceExtension;
PCM_RESOURCE_LIST RawResourceList;
PCM_RESOURCE_LIST TranslatedResourceList;
PDEVICE_RELATIONS DeviceRelations;
NTSTATUS Status;
//
// get device extension
//
DeviceExtension = (PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
//
// sanity check
//
PC_ASSERT(DeviceExtension->IsFDO);
//
// get current stack location
//
IoStack = IoGetCurrentIrpStackLocation(Irp);
switch(IoStack->MinorFunction)
{
case IRP_MN_START_DEVICE:
{
DPRINT1("CHCDController::HandlePnp IRP_MN_START FDO\n");
//
// first start lower device object
//
Status = SyncForwardIrp(m_NextDeviceObject, Irp);
if (NT_SUCCESS(Status))
{
//
// operation succeeded, lets start the device
//
RawResourceList = IoStack->Parameters.StartDevice.AllocatedResources;
TranslatedResourceList = IoStack->Parameters.StartDevice.AllocatedResourcesTranslated;
if (m_Hardware)
{
//
// start the hardware
//
Status = m_Hardware->PnpStart(RawResourceList, TranslatedResourceList);
}
//
// enable symbolic link
//
Status = SetSymbolicLink(TRUE);
}
DPRINT1("CHCDController::HandlePnp IRP_MN_START FDO: Status %x\n", Status);
break;
}
case IRP_MN_QUERY_DEVICE_RELATIONS:
{
DPRINT1("CHCDController::HandlePnp IRP_MN_QUERY_DEVICE_RELATIONS Type %lx\n", IoStack->Parameters.QueryDeviceRelations.Type);
if (m_HubController == NULL)
{
//
// create hub controller
//
Status = CreateHubController(&m_HubController);
if (!NT_SUCCESS(Status))
{
//
// failed to create hub controller
//
break;
}
//
// initialize hub controller
//
Status = m_HubController->Initialize(m_DriverObject, PHCDCONTROLLER(this), m_Hardware, TRUE, 0 /* FIXME*/);
if (!NT_SUCCESS(Status))
{
//
// failed to initialize hub controller
//
break;
}
//
// add reference to prevent it from getting deleting while hub driver adds / removes references
//
m_HubController->AddRef();
}
if (IoStack->Parameters.QueryDeviceRelations.Type == BusRelations)
{
//
// allocate device relations
//
DeviceRelations = (PDEVICE_RELATIONS)ExAllocatePool(PagedPool, sizeof(DEVICE_RELATIONS));
if (!DeviceRelations)
{
//
// no memory
//
Status = STATUS_INSUFFICIENT_RESOURCES;
break;
}
//
// init device relations
//
DeviceRelations->Count = 1;
Status = m_HubController->GetHubControllerDeviceObject(&DeviceRelations->Objects [0]);
//
// sanity check
//
PC_ASSERT(Status == STATUS_SUCCESS);
ObReferenceObject(DeviceRelations->Objects [0]);
//
// store result
//
Irp->IoStatus.Information = (ULONG_PTR)DeviceRelations;
Status = STATUS_SUCCESS;
}
else
{
//
// not supported
//
PC_ASSERT(0);
Status = STATUS_NOT_SUPPORTED;
}
break;
}
case IRP_MN_STOP_DEVICE:
{
DPRINT1("CHCDController::HandlePnp IRP_MN_STOP_DEVICE\n");
if (m_Hardware)
{
//
// stop the hardware
//
Status = m_Hardware->PnpStop();
}
else
{
//
// fake success
//
Status = STATUS_SUCCESS;
}
if (NT_SUCCESS(Status))
{
//
// stop lower device
//
Status = SyncForwardIrp(m_NextDeviceObject, Irp);
}
break;
}
case IRP_MN_REMOVE_DEVICE:
{
DPRINT1("CHCDController::HandlePnp IRP_MN_REMOVE_DEVICE FDO\n");
//
// detach device from device stack
//
IoDetachDevice(m_NextDeviceObject);
//
// delete device
//
IoDeleteDevice(m_FunctionalDeviceObject);
Status = STATUS_SUCCESS;
break;
}
default:
{
//
// forward irp to next device object
//
IoSkipCurrentIrpStackLocation(Irp);
return IoCallDriver(m_NextDeviceObject, Irp);
}
}
//
// store result and complete request
//
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return Status;
}
NTSTATUS
CHCDController::HandlePower(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
UNIMPLEMENTED
Irp->IoStatus.Status = STATUS_NOT_IMPLEMENTED;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_NOT_IMPLEMENTED;
}
NTSTATUS
CHCDController::CreateFDO(
PDRIVER_OBJECT DriverObject,
PDEVICE_OBJECT * OutDeviceObject)
{
WCHAR CharDeviceName[64];
NTSTATUS Status;
ULONG UsbDeviceNumber = 0;
UNICODE_STRING DeviceName;
while (TRUE)
{
//
// construct device name
//
swprintf(CharDeviceName, L"\\Device\\USBFDO-%d", UsbDeviceNumber);
//
// initialize device name
//
RtlInitUnicodeString(&DeviceName, CharDeviceName);
//
// create device
//
Status = IoCreateDevice(DriverObject,
sizeof(COMMON_DEVICE_EXTENSION),
&DeviceName,
FILE_DEVICE_CONTROLLER,
0,
FALSE,
OutDeviceObject);
//
// check for success
//
if (NT_SUCCESS(Status))
break;
//
// is there a device object with that same name
//
if ((Status == STATUS_OBJECT_NAME_EXISTS) || (Status == STATUS_OBJECT_NAME_COLLISION))
{
//
// Try the next name
//
UsbDeviceNumber++;
continue;
}
//
// bail out on other errors
//
if (!NT_SUCCESS(Status))
{
DPRINT1("CreateFDO: Failed to create %wZ, Status %x\n", &DeviceName, Status);
return Status;
}
}
//
// store FDO number
//
m_FDODeviceNumber = UsbDeviceNumber;
DPRINT1("CreateFDO: DeviceName %wZ\n", &DeviceName);
/* done */
return Status;
}
NTSTATUS
CHCDController::SetSymbolicLink(
BOOLEAN Enable)
{
NTSTATUS Status;
WCHAR LinkName[32];
WCHAR FDOName[32];
UNICODE_STRING Link, FDO;
if (Enable)
{
//
// create legacy link
//
swprintf(LinkName, L"\\DosDevices\\HCD%d", m_FDODeviceNumber);
swprintf(FDOName, L"\\Device\\USBFDO-%d", m_FDODeviceNumber);
RtlInitUnicodeString(&Link, LinkName);
RtlInitUnicodeString(&FDO, FDOName);
//
// create symbolic link
//
Status = IoCreateSymbolicLink(&Link, &FDO);
if (!NT_SUCCESS(Status))
{
//
// FIXME: handle me
//
ASSERT(0);
}
}
else
{
//
// create legacy link
//
swprintf(LinkName, L"\\DosDevices\\HCD%d", m_FDODeviceNumber);
RtlInitUnicodeString(&Link, LinkName);
//
// now delete the symbolic link
//
Status = IoDeleteSymbolicLink(&Link);
if (!NT_SUCCESS(Status))
{
//
// FIXME: handle me
//
ASSERT(0);
}
}
//
// done
//
return Status;
}
NTSTATUS
CreateHCDController(
PHCDCONTROLLER *OutHcdController)
{
PHCDCONTROLLER This;
//
// allocate controller
//
This = new(NonPagedPool, TAG_USBOHCI) CHCDController(0);
if (!This)
{
//
// failed to allocate
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// add reference count
//
This->AddRef();
//
// return result
//
*OutHcdController = (PHCDCONTROLLER)This;
//
// done
//
return STATUS_SUCCESS;
}

3193
drivers/usb/usbohci/hub_controller.cpp Normal file
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723
drivers/usb/usbohci/interfaces.h Normal file
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#ifndef INTERFACES_HPP
#define INTERFACES_HPP
//---------------------------------------------------------------------------
//
// Object Hierachy
// --------------------------------------------------------------------
// | IRootHCDController |
// | IHCDController Intel USB Universal Host Controller - 3A37 |
// | IHCDController - Intel USB Universal HostController - 3A38 |
// | IHCDController - Intel USB Universal HostController - 3A38 |
// |------------------------------------------------------------------|
//
//
// IHCDController Intel USB Universal Host Controller - 3A37
// IHubController
// IUSBHardwareDevice
// IDMAMemoryManager
// IUSBQueue <- interacts with -> IUSBRequest
//
//
// Each IHCDController creates an IUSBHardwareDevice class upon initialization. The
// IUSBHardwardeDevice class is used to abstract usb controller specifics. The IHubController
// manages all attached devices and handles hub control ioctl requests.
//
// Each IUSBHardwareDevice has one IDMAMemoryManager and one IUSBQueue. The IDMAMemoryManager
// is used to handle dma memory allocations. The IUSBQueue manages requests which are send to the
// usb hardware. See IUSBRequest class for details.
//
//=========================================================================================
//
// class IRootHCDController
//
// Description: This class serves as the root host controller. The host controller mantains
// a list of registered controllers and provides support functions for the host controllers
struct IHCDController;
DECLARE_INTERFACE_(IRootHCDController, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//-----------------------------------------------------------------------------------------
//
// Initialize
//
// Description: This function initializes the root host controller. It allocates the resources
// required to manage the registered controllers
virtual NTSTATUS Initialize() = 0;
//-----------------------------------------------------------------------------------------
//
// RegisterHCD
//
// Description: this function registers a host controller with the root host controller
virtual NTSTATUS RegisterHCD(struct IHCDController * Controller) = 0;
//-----------------------------------------------------------------------------------------
//
// UnregisterHCD
//
// Description: this function unregistes a host controller
virtual NTSTATUS UnregisterHCD(struct IHCDController * Controller) = 0;
//-----------------------------------------------------------------------------------------
//
// GetControllerCount
//
// Description: returns the number of host controllers registered
virtual ULONG GetControllerCount() = 0;
};
typedef IRootHCDController *PROOTHDCCONTROLLER;
//=========================================================================================
//
// class IHCDController
//
// Description: This class is used to manage a single USB host controller
//
DECLARE_INTERFACE_(IHCDController, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//-----------------------------------------------------------------------------------------
//
// Initialize
//
// Description: This function initializes the IHCDController implementation.
// It creates an IUSBHardwareDevice object and initializes it. It also registeres itself with
// the IRootHCDController
//
virtual NTSTATUS Initialize(IN PROOTHDCCONTROLLER RootHCDController,
IN PDRIVER_OBJECT DriverObject,
IN PDEVICE_OBJECT PhysicalDeviceObject) = 0;
};
typedef IHCDController *PHCDCONTROLLER;
//=========================================================================================
//
// class IUSBHardwareDevice
//
// Description: This class provides access to the usb hardware controller
//
struct IDMAMemoryManager;
struct IUSBQueue;
DECLARE_INTERFACE_(IUSBHardwareDevice, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//-----------------------------------------------------------------------------------------
//
// Initialize
//
// Description: Initializes the usb device controller
virtual NTSTATUS Initialize(PDRIVER_OBJECT DriverObject,
PDEVICE_OBJECT FunctionalDeviceObject,
PDEVICE_OBJECT PhysicalDeviceObject,
PDEVICE_OBJECT LowerDeviceObject) = 0;
//-----------------------------------------------------------------------------------------
//
// PnpStart
//
// Description: handles pnp start request from device. It registeres the interrupt,
// sets up the ports and prepares the device. It then starts the controller
virtual NTSTATUS PnpStart(PCM_RESOURCE_LIST RawResources,
PCM_RESOURCE_LIST TranslatedResources) = 0;
//-----------------------------------------------------------------------------------------
//
// PnpStop
//
// Description: handles pnp stop request from device. It unregisteres the interrupt, releases ports and dma object.
virtual NTSTATUS PnpStop(void) = 0;
//-----------------------------------------------------------------------------------------
//
// GetDeviceDetails
//
// Description: returns the device details such as vendor id, device id, number of ports and speed
virtual NTSTATUS GetDeviceDetails(OUT OPTIONAL PUSHORT VendorId,
OUT OPTIONAL PUSHORT DeviceId,
OUT OPTIONAL PULONG NumberOfPorts,
OUT OPTIONAL PULONG Speed) = 0;
//-----------------------------------------------------------------------------------------
//
// GetUSBQueue
//
// Description: returns interface to internal IUSBQueue
// Interface is reference counted, you need to call release method when you are done with it
// Do not call Initialize on IUSBQueue, the object is already initialized
virtual NTSTATUS GetUSBQueue(OUT struct IUSBQueue **OutUsbQueue) = 0;
//-----------------------------------------------------------------------------------------
//
// GetDMA
//
// Description: returns the DMA object which can be used to allocate memory from the common buffer
virtual NTSTATUS GetDMA(OUT struct IDMAMemoryManager **OutDMAMemoryManager) = 0;
//-----------------------------------------------------------------------------------------
//
// ResetController()
//
// Description: this function resets the controller
// Returns STATUS_SUCCESS when the controller was successfully reset
virtual NTSTATUS ResetController() = 0;
//-----------------------------------------------------------------------------------------
//
// StartController
//
// Description: this functions starts controller allowing interrupts for device connects/removal, and execution of
// Periodic and Asynchronous Schedules.
//
virtual NTSTATUS StartController() = 0;
//-----------------------------------------------------------------------------------------
//
// StopController
//
// Description: this functions stops controller disabling interrupts for device connects/removal, and execution of
// Periodic and Asynchronous Schedules.
//
virtual NTSTATUS StopController() = 0;
//-----------------------------------------------------------------------------------------
//
// ResetPort
//
// Description: this functions resets the port on the controller
//
virtual NTSTATUS ResetPort(ULONG PortNumber) = 0;
//-----------------------------------------------------------------------------------------
//
// GetPortStatus
//
// Description: this functions return status and change state of port
//
virtual NTSTATUS GetPortStatus(ULONG PortId, OUT USHORT *PortStatus, OUT USHORT *PortChange) = 0;
//-----------------------------------------------------------------------------------------
//
// ClearPortStatus
//
// Description: Clears Status of Port, for example Connection, Enable and Reset
//
virtual NTSTATUS ClearPortStatus(ULONG PortId, ULONG Status) = 0;
//-----------------------------------------------------------------------------------------
//
// SetPortFeature
//
// Description: this functions Sets Feature on Port, for example Enable, Power and Reset
//
virtual NTSTATUS SetPortFeature(ULONG PortId, ULONG Feature) = 0;
//-----------------------------------------------------------------------------------------
//
// SetStatusChangeEndpointCallBack
//
// Description: Used to callback to the hub controller when SCE detected
//
virtual VOID SetStatusChangeEndpointCallBack(PVOID CallBack,PVOID Context) = 0;
//-----------------------------------------------------------------------------------------
//
// AcquireDeviceLock
//
// Description: acquires the device lock
virtual KIRQL AcquireDeviceLock(void) = 0;
//-----------------------------------------------------------------------------------------
//
// ReleaseLock
//
// Description: releases the device lock
virtual void ReleaseDeviceLock(KIRQL OldLevel) = 0;
};
typedef IUSBHardwareDevice *PUSBHARDWAREDEVICE;
//=========================================================================================
//
// class IDMAMemoryManager
//
// Description: This class provides access to the dma buffer. It provides methods to
// allocate and free from the dma buffer
//
DECLARE_INTERFACE_(IDMAMemoryManager, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//-----------------------------------------------------------------------------------------
//
// Initialize
//
// Description: initializes the memory manager
virtual NTSTATUS Initialize(IN PUSBHARDWAREDEVICE Device,
IN PKSPIN_LOCK Lock,
IN ULONG DmaBufferSize,
IN PVOID VirtualBase,
IN PHYSICAL_ADDRESS PhysicalAddress,
IN ULONG DefaultBlockSize) = 0;
//-----------------------------------------------------------------------------------------
//
// Allocate
//
// Description: allocates block of memory from allocator
virtual NTSTATUS Allocate(IN ULONG Size,
OUT PVOID *OutVirtualBase,
OUT PPHYSICAL_ADDRESS OutPhysicalAddress) = 0;
//-----------------------------------------------------------------------------------------
//
// Free
//
// Description: releases memory block
virtual NTSTATUS Release(IN PVOID VirtualBase,
IN ULONG Size) = 0;
};
typedef IDMAMemoryManager *PDMAMEMORYMANAGER;
//=========================================================================================
//
// class IUSBRequest
//
// Description: This class is used to issue request to usb controller. The class is
// initialized using InitializeXXX methods. You also need to call SetEndpoint to define the endpoint
// In addition you can call SetCompletionDetails if you need to wait for the end of
// the request or want to complete an irp. You call AddUSBRequest to add the request to the queue.
// Once the request is completed the CompletionCallback is invoked. The CompletionCallback
// will take care of any completion details which have been set. If the request is cancelled, the
// CancelCallback routine is invoked.
//
struct _QUEUE_HEAD;
DECLARE_INTERFACE_(IUSBRequest, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//-----------------------------------------------------------------------------------------
//
// InitializeWithSetupPacket
//
// Description: initializes the request packet with an setup packet
// If there is a TransferBuffer, the TransferBufferLength contains the length of the buffer
virtual NTSTATUS InitializeWithSetupPacket(IN PDMAMEMORYMANAGER DmaManager,
IN PUSB_DEFAULT_PIPE_SETUP_PACKET SetupPacket,
IN UCHAR DeviceAddress,
IN OPTIONAL PUSB_ENDPOINT_DESCRIPTOR EndpointDescriptor,
IN OUT ULONG TransferBufferLength,
IN OUT PMDL TransferBuffer) = 0;
//-----------------------------------------------------------------------------------------
//
// InitializeWithIrp
//
// Description: initializes the request with an IRP
// The irp contains an URB block which contains all necessary information
virtual NTSTATUS InitializeWithIrp(IN PDMAMEMORYMANAGER DmaManager,
IN OUT PIRP Irp) = 0;
//-----------------------------------------------------------------------------------------
//
// IsRequestComplete
//
// Description: returns true when the request has been completed
// Should be called after the CompletionCallback has been invoked
// This function is called by IUSBQueue after queue head has been completed
// If the function returns true, IUSBQueue will then call ShouldReleaseRequestAfterCompletion
// If that function returns also true, it calls Release() to delete the IUSBRequest
virtual BOOLEAN IsRequestComplete() = 0;
//-----------------------------------------------------------------------------------------
//
// GetTransferType
//
// Description: returns the type of the request: control, bulk, iso, interrupt
virtual ULONG GetTransferType() = 0;
//-----------------------------------------------------------------------------------------
//
// GetResultStatus
//
// Description: returns the status code of the result
// Note: this function will block the caller untill the request has been completed
virtual VOID GetResultStatus(OUT OPTIONAL NTSTATUS * NtStatusCode,
OUT OPTIONAL PULONG UrbStatusCode) = 0;
//-----------------------------------------------------------------------------------------
//
// IsRequestInitialized
//
// Description: returns true when the request has been successfully initialized using InitializeXXX methods
virtual BOOLEAN IsRequestInitialized() = 0;
};
typedef IUSBRequest *PUSBREQUEST;
//=========================================================================================
//
// class IUSBQueue
//
// Description: This class manages pending requests
//
DECLARE_INTERFACE_(IUSBQueue, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//-----------------------------------------------------------------------------------------
//
// Initialize
//
// Description: initializes the object
virtual NTSTATUS Initialize(IN PUSBHARDWAREDEVICE Hardware,
IN PDMA_ADAPTER AdapterObject,
IN PDMAMEMORYMANAGER MemManager,
IN OPTIONAL PKSPIN_LOCK Lock) = 0;
//-----------------------------------------------------------------------------------------
//
// GetPendingRequestCount
//
// Description: returns the number of pending requests true from IsRequestComplete
virtual ULONG GetPendingRequestCount() = 0;
//-----------------------------------------------------------------------------------------
//
// AddUSBRequest
//
// Description: adds an usb request to the queue.
// Returns status success when successful
virtual NTSTATUS AddUSBRequest(IUSBRequest * Request) = 0;
//-----------------------------------------------------------------------------------------
//
// CancelRequests()
//
// Description: cancels all requests
virtual NTSTATUS CancelRequests() = 0;
//-----------------------------------------------------------------------------------------
//
// CreateUSBRequest
//
// Description: creates an usb request
virtual NTSTATUS CreateUSBRequest(IUSBRequest **OutRequest) = 0;
};
typedef IUSBQueue *PUSBQUEUE;
//=========================================================================================
//
// class IHubController
//
// Description: This class implements a hub controller
//
DECLARE_INTERFACE_(IHubController, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//----------------------------------------------------------------------------------------
//
// Initialize
//
// Description: Initializes the hub controller
virtual NTSTATUS Initialize(IN PDRIVER_OBJECT DriverObject,
IN PHCDCONTROLLER Controller,
IN PUSBHARDWAREDEVICE Device,
IN BOOLEAN IsRootHubDevice,
IN ULONG DeviceAddress) = 0;
//----------------------------------------------------------------------------------------
//
// GetHubControllerDeviceObject
//
// Description: Returns the hub controller device object
virtual NTSTATUS GetHubControllerDeviceObject(PDEVICE_OBJECT * HubDeviceObject) = 0;
//----------------------------------------------------------------------------------------
//
// GetHubControllerSymbolicLink
//
// Description: Returns the symbolic link of the root hub
virtual NTSTATUS GetHubControllerSymbolicLink(ULONG BufferLength, PVOID Buffer, PULONG RequiredLength) = 0;
};
typedef IHubController *PHUBCONTROLLER;
//=========================================================================================
//
// class IDispatchIrp
//
// Description: This class is used to handle irp dispatch requests
//
DECLARE_INTERFACE_(IDispatchIrp, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//-----------------------------------------------------------------------------------------
//
// HandlePnp
//
// Description: This function handles all pnp requests
virtual NTSTATUS HandlePnp(IN PDEVICE_OBJECT DeviceObject,
IN OUT PIRP Irp) = 0;
//-----------------------------------------------------------------------------------------
//
// HandlePower
//
// Description: This function handles all power pnp requests
//
virtual NTSTATUS HandlePower(IN PDEVICE_OBJECT DeviceObject,
IN OUT PIRP Irp) = 0;
//-----------------------------------------------------------------------------------------
//
// HandleDeviceControl
//
// Description: handles device io control requests
virtual NTSTATUS HandleDeviceControl(IN PDEVICE_OBJECT DeviceObject,
IN OUT PIRP Irp) = 0;
};
typedef IDispatchIrp *PDISPATCHIRP;
//=========================================================================================
//
// class IUSBDevice
//
// Description: This class is used to abstract details of a usb device
//
DECLARE_INTERFACE_(IUSBDevice, IUnknown)
{
DEFINE_ABSTRACT_UNKNOWN()
//----------------------------------------------------------------------------------------
//
// Initialize
//
// Description: Initializes the usb device
virtual NTSTATUS Initialize(IN PHUBCONTROLLER HubController,
IN PUSBHARDWAREDEVICE Device,
IN PVOID Parent,
IN ULONG Port,
IN ULONG PortStatus) = 0;
//-----------------------------------------------------------------------------------------
//
// IsHub
//
// Description: returns true when device is a hub
virtual BOOLEAN IsHub() = 0;
//-----------------------------------------------------------------------------------------
//
// GetParent
//
// Description: gets the parent device of the this device
virtual NTSTATUS GetParent(PVOID * Parent) = 0;
//-----------------------------------------------------------------------------------------
//
// GetDeviceAddress
//
// Description: gets the device address of the this device
virtual UCHAR GetDeviceAddress() = 0;
//-----------------------------------------------------------------------------------------
//
// GetPort
//
// Description: gets the port to which this device is connected
virtual ULONG GetPort() = 0;
//-----------------------------------------------------------------------------------------
//
// GetSpeed
//
// Description: gets the speed of the device
virtual USB_DEVICE_SPEED GetSpeed() = 0;
//-----------------------------------------------------------------------------------------
//
// GetType
//
// Description: gets the type of the device, either 1.1 or 2.0 device
virtual USB_DEVICE_TYPE GetType() = 0;
//-----------------------------------------------------------------------------------------
//
// GetState
//
// Description: gets the device state
virtual ULONG GetState() = 0;
//-----------------------------------------------------------------------------------------
//
// SetDeviceHandleData
//
// Description: sets device handle data
virtual void SetDeviceHandleData(PVOID Data) = 0;
//-----------------------------------------------------------------------------------------
//
// SetDeviceAddress
//
// Description: sets device handle data
virtual NTSTATUS SetDeviceAddress(UCHAR DeviceAddress) = 0;
//-----------------------------------------------------------------------------------------
//
// GetDeviceDescriptor
//
// Description: sets device handle data
virtual void GetDeviceDescriptor(PUSB_DEVICE_DESCRIPTOR DeviceDescriptor) = 0;
//-----------------------------------------------------------------------------------------
//
// GetConfigurationValue
//
// Description: gets current selected configuration index
virtual UCHAR GetConfigurationValue() = 0;
//-----------------------------------------------------------------------------------------
//
// SubmitIrp
//
// Description: submits an irp containing an urb
virtual NTSTATUS SubmitIrp(PIRP Irp) = 0;
//-----------------------------------------------------------------------------------------
//
// GetConfigurationDescriptors
//
// Description: returns one or more configuration descriptors
virtual VOID GetConfigurationDescriptors(IN PUSB_CONFIGURATION_DESCRIPTOR ConfigDescriptorBuffer,
IN ULONG BufferLength,
OUT PULONG OutBufferLength) = 0;
//-----------------------------------------------------------------------------------------
//
// Description: returns length of configuration descriptors
//
virtual ULONG GetConfigurationDescriptorsLength() = 0;
//-----------------------------------------------------------------------------------------
//
// SubmitSetupPacket
//
// Description: submits an setup packet. The usb device will then create an usb request from it and submit it to the queue
virtual NTSTATUS SubmitSetupPacket(IN PUSB_DEFAULT_PIPE_SETUP_PACKET SetupPacket,
IN OUT ULONG BufferLength,
OUT PVOID Buffer) = 0;
//-----------------------------------------------------------------------------------------
//
// SelectConfiguration
//
// Description: selects a configuration
virtual NTSTATUS SelectConfiguration(IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor,
IN PUSBD_INTERFACE_INFORMATION Interface,
OUT USBD_CONFIGURATION_HANDLE *ConfigurationHandle) = 0;
//-----------------------------------------------------------------------------------------
//
// SelectConfiguration
//
// Description: selects a interface of an configuration
virtual NTSTATUS SelectInterface(IN USBD_CONFIGURATION_HANDLE ConfigurationHandle,
IN OUT PUSBD_INTERFACE_INFORMATION Interface) = 0;
};
typedef IUSBDevice *PUSBDEVICE;
#endif

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drivers/usb/usbohci/memory_manager.cpp Normal file
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/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/memory_manager.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#include "usbohci.h"
class CDMAMemoryManager : public IDMAMemoryManager
{
public:
STDMETHODIMP QueryInterface( REFIID InterfaceId, PVOID* Interface);
STDMETHODIMP_(ULONG) AddRef()
{
InterlockedIncrement(&m_Ref);
return m_Ref;
}
STDMETHODIMP_(ULONG) Release()
{
InterlockedDecrement(&m_Ref);
if (!m_Ref)
{
delete this;
return 0;
}
return m_Ref;
}
// IDMAMemoryManager interface functions
virtual NTSTATUS Initialize(IN PUSBHARDWAREDEVICE Device, IN PKSPIN_LOCK Lock, IN ULONG DmaBufferSize, IN PVOID VirtualBase, IN PHYSICAL_ADDRESS PhysicalAddress, IN ULONG DefaultBlockSize);
virtual NTSTATUS Allocate(IN ULONG Size, OUT PVOID *OutVirtualBase, OUT PPHYSICAL_ADDRESS OutPhysicalAddress);
virtual NTSTATUS Release(IN PVOID VirtualBase, IN ULONG Size);
// constructor / destructor
CDMAMemoryManager(IUnknown *OuterUnknown){}
virtual ~CDMAMemoryManager(){}
protected:
LONG m_Ref;
PUSBHARDWAREDEVICE m_Device;
PKSPIN_LOCK m_Lock;
LONG m_DmaBufferSize;
PVOID m_VirtualBase;
PHYSICAL_ADDRESS m_PhysicalAddress;
ULONG m_BlockSize;
PULONG m_BitmapBuffer;
RTL_BITMAP m_Bitmap;
};
//----------------------------------------------------------------------------------------
NTSTATUS
STDMETHODCALLTYPE
CDMAMemoryManager::QueryInterface(
IN REFIID refiid,
OUT PVOID* Output)
{
return STATUS_UNSUCCESSFUL;
}
NTSTATUS
CDMAMemoryManager::Initialize(
IN PUSBHARDWAREDEVICE Device,
IN PKSPIN_LOCK Lock,
IN ULONG DmaBufferSize,
IN PVOID VirtualBase,
IN PHYSICAL_ADDRESS PhysicalAddress,
IN ULONG DefaultBlockSize)
{
ULONG BitmapLength;
//
// sanity checks
//
PC_ASSERT(DmaBufferSize >= PAGE_SIZE);
PC_ASSERT(DmaBufferSize % PAGE_SIZE == 0);
PC_ASSERT(DefaultBlockSize == 32 || DefaultBlockSize == 64 || DefaultBlockSize == 128);
//
// calculate bitmap length
//
BitmapLength = (DmaBufferSize / DefaultBlockSize) / 8;
//
// allocate bitmap buffer
//
m_BitmapBuffer = (PULONG)ExAllocatePoolWithTag(NonPagedPool, BitmapLength, TAG_USBOHCI);
if (!m_BitmapBuffer)
{
//
// no memory
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// initialize bitmap
//
RtlInitializeBitMap(&m_Bitmap, m_BitmapBuffer, BitmapLength * 8);
//
// clear all bits
//
RtlClearAllBits(&m_Bitmap);
//
// initialize rest of memory allocator
//
m_PhysicalAddress = PhysicalAddress;
m_VirtualBase = VirtualBase;
m_DmaBufferSize = DmaBufferSize;
m_BitmapBuffer = m_BitmapBuffer;
m_Lock = Lock;
m_BlockSize = DefaultBlockSize;
/* done */
return STATUS_SUCCESS;
}
NTSTATUS
CDMAMemoryManager::Allocate(
IN ULONG Size,
OUT PVOID *OutVirtualAddress,
OUT PPHYSICAL_ADDRESS OutPhysicalAddress)
{
ULONG Length, BlockCount, FreeIndex, StartPage, EndPage;
KIRQL OldLevel;
ULONG BlocksPerPage;
//
// sanity checks
//
ASSERT(Size <= PAGE_SIZE);
//ASSERT(KeGetCurrentIrql() == PASSIVE_LEVEL);
//
// align request
//
Length = (Size + m_BlockSize -1) & ~(m_BlockSize -1);
//
// sanity check
//
ASSERT(Length);
//
// convert to block count
//
BlockCount = Length / m_BlockSize;
//
// acquire lock
//
KeAcquireSpinLock(m_Lock, &OldLevel);
//
// helper variable
//
BlocksPerPage = PAGE_SIZE / m_BlockSize;
//
// start search
//
FreeIndex = 0;
do
{
//
// search for an free index
//
FreeIndex = RtlFindClearBits(&m_Bitmap, BlockCount, FreeIndex);
//
// check if there was a block found
//
if (FreeIndex == MAXULONG)
{
//
// no free block found
//
break;
}
//
// check that the allocation does not spawn over page boundaries
//
StartPage = (FreeIndex * m_BlockSize);
StartPage = (StartPage != 0 ? StartPage / PAGE_SIZE : 0);
EndPage = ((FreeIndex + BlockCount) * m_BlockSize) / PAGE_SIZE;
//
// does the request start and end on the same page
//
if (StartPage == EndPage)
{
//
// reserve block
//
RtlSetBits(&m_Bitmap, FreeIndex, BlockCount);
//
// reserve block
//
break;
}
else if ((BlockCount == BlocksPerPage) && (FreeIndex % BlocksPerPage == 0))
{
//
// the request equals PAGE_SIZE and is aligned at page boundary
// reserve block
//
RtlSetBits(&m_Bitmap, FreeIndex, BlockCount);
//
// reserve block
//
break;
}
else
{
//
// request spawned over page boundary
// restart search on next page
//
FreeIndex = (EndPage * PAGE_SIZE) / m_BlockSize;
}
}
while(TRUE);
//
// release lock
//
KeReleaseSpinLock(m_Lock, OldLevel);
//
// did allocation succeed
//
if (FreeIndex == MAXULONG)
{
//
// failed to allocate block, requestor must retry
//
return STATUS_UNSUCCESSFUL;
}
//
// return result
//
*OutVirtualAddress = (PVOID)((ULONG_PTR)m_VirtualBase + FreeIndex * m_BlockSize);
OutPhysicalAddress->QuadPart = m_PhysicalAddress.QuadPart + FreeIndex * m_BlockSize;
//
// clear block
//
RtlZeroMemory(*OutVirtualAddress, Length);
//
// done
//
return STATUS_SUCCESS;
}
NTSTATUS
CDMAMemoryManager::Release(
IN PVOID VirtualAddress,
IN ULONG Size)
{
KIRQL OldLevel;
ULONG BlockOffset = 0, BlockLength;
//
// sanity checks
//
PC_ASSERT(VirtualAddress);
PC_ASSERT((ULONG_PTR)VirtualAddress >= (ULONG_PTR)m_VirtualBase);
PC_ASSERT((ULONG_PTR)m_VirtualBase + m_DmaBufferSize > (ULONG_PTR)m_VirtualBase);
//
// calculate block length
//
BlockLength = ((ULONG_PTR)VirtualAddress - (ULONG_PTR)m_VirtualBase);
//
// check if its the first block
//
if (BlockLength)
{
//
// divide by base block size
//
BlockOffset = BlockLength / m_BlockSize;
}
//
// align length to block size
//
Size = (Size + m_BlockSize - 1) & ~(m_BlockSize - 1);
//
// acquire lock
//
KeAcquireSpinLock(m_Lock, &OldLevel);
//
// release buffer
//
RtlClearBits(&m_Bitmap, BlockOffset, Size);
//
// release lock
//
KeReleaseSpinLock(m_Lock, OldLevel);
//
// done
//
return STATUS_SUCCESS;
}
NTSTATUS
CreateDMAMemoryManager(
PDMAMEMORYMANAGER *OutMemoryManager)
{
CDMAMemoryManager* This;
//
// allocate controller
//
This = new(NonPagedPool, TAG_USBOHCI) CDMAMemoryManager(0);
if (!This)
{
//
// failed to allocate
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// add reference count
//
This->AddRef();
//
// return result
//
*OutMemoryManager = (PDMAMEMORYMANAGER)This;
//
// done
//
return STATUS_SUCCESS;
}

134
drivers/usb/usbohci/misc.cpp Normal file
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/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/misc.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#include "usbohci.h"
//
// driver verifier
//
IO_COMPLETION_ROUTINE SyncForwardIrpCompletionRoutine;
NTSTATUS
NTAPI
SyncForwardIrpCompletionRoutine(
PDEVICE_OBJECT DeviceObject,
PIRP Irp,
PVOID Context)
{
if (Irp->PendingReturned)
{
KeSetEvent((PKEVENT)Context, IO_NO_INCREMENT, FALSE);
}
return STATUS_MORE_PROCESSING_REQUIRED;
}
NTSTATUS
NTAPI
SyncForwardIrp(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
KEVENT Event;
NTSTATUS Status;
//
// initialize event
//
KeInitializeEvent(&Event, NotificationEvent, FALSE);
//
// copy irp stack location
//
IoCopyCurrentIrpStackLocationToNext(Irp);
//
// set completion routine
//
IoSetCompletionRoutine(Irp, SyncForwardIrpCompletionRoutine, &Event, TRUE, TRUE, TRUE);
//
// call driver
//
Status = IoCallDriver(DeviceObject, Irp);
//
// check if pending
//
if (Status == STATUS_PENDING)
{
//
// wait for the request to finish
//
KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
//
// copy status code
//
Status = Irp->IoStatus.Status;
}
//
// done
//
return Status;
}
NTSTATUS
NTAPI
GetBusInterface(
PDEVICE_OBJECT DeviceObject,
PBUS_INTERFACE_STANDARD busInterface)
{
KEVENT Event;
NTSTATUS Status;
PIRP Irp;
IO_STATUS_BLOCK IoStatus;
PIO_STACK_LOCATION Stack;
if ((!DeviceObject) || (!busInterface))
return STATUS_UNSUCCESSFUL;
KeInitializeEvent(&Event, NotificationEvent, FALSE);
Irp = IoBuildSynchronousFsdRequest(IRP_MJ_PNP,
DeviceObject,
NULL,
0,
NULL,
&Event,
&IoStatus);
if (Irp == NULL)
{
return STATUS_INSUFFICIENT_RESOURCES;
}
Stack=IoGetNextIrpStackLocation(Irp);
Stack->MajorFunction = IRP_MJ_PNP;
Stack->MinorFunction = IRP_MN_QUERY_INTERFACE;
Stack->Parameters.QueryInterface.Size = sizeof(BUS_INTERFACE_STANDARD);
Stack->Parameters.QueryInterface.InterfaceType = (LPGUID)&GUID_BUS_INTERFACE_STANDARD;
Stack->Parameters.QueryInterface.Version = 1;
Stack->Parameters.QueryInterface.Interface = (PINTERFACE)busInterface;
Stack->Parameters.QueryInterface.InterfaceSpecificData = NULL;
Irp->IoStatus.Status=STATUS_NOT_SUPPORTED ;
Status=IoCallDriver(DeviceObject, Irp);
if (Status == STATUS_PENDING)
{
KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
Status=IoStatus.Status;
}
return Status;
}

24
drivers/usb/usbohci/purecall.cpp Normal file
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/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/purecall.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#include "usbohci.h"
extern "C" {
void
__cxa_pure_virtual()
{
// put error handling here
DbgBreakPoint();
}
}

1286
drivers/usb/usbohci/usb_device.cpp Normal file
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208
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/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/usb_queue.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#include "usbohci.h"
#include "hardware.h"
class CUSBQueue : public IUSBQueue
{
public:
STDMETHODIMP QueryInterface( REFIID InterfaceId, PVOID* Interface);
STDMETHODIMP_(ULONG) AddRef()
{
InterlockedIncrement(&m_Ref);
return m_Ref;
}
STDMETHODIMP_(ULONG) Release()
{
InterlockedDecrement(&m_Ref);
if (!m_Ref)
{
delete this;
return 0;
}
return m_Ref;
}
virtual NTSTATUS Initialize(IN PUSBHARDWAREDEVICE Hardware, PDMA_ADAPTER AdapterObject, IN PDMAMEMORYMANAGER MemManager, IN OPTIONAL PKSPIN_LOCK Lock);
virtual ULONG GetPendingRequestCount();
virtual NTSTATUS AddUSBRequest(IUSBRequest * Request);
virtual NTSTATUS CancelRequests();
virtual NTSTATUS CreateUSBRequest(IUSBRequest **OutRequest);
// constructor / destructor
CUSBQueue(IUnknown *OuterUnknown){}
virtual ~CUSBQueue(){}
protected:
LONG m_Ref; // reference count
KSPIN_LOCK m_Lock; // list lock
};
//=================================================================================================
// COM
//
NTSTATUS
STDMETHODCALLTYPE
CUSBQueue::QueryInterface(
IN REFIID refiid,
OUT PVOID* Output)
{
if (IsEqualGUIDAligned(refiid, IID_IUnknown))
{
*Output = PVOID(PUNKNOWN(this));
PUNKNOWN(*Output)->AddRef();
return STATUS_SUCCESS;
}
return STATUS_UNSUCCESSFUL;
}
NTSTATUS
CUSBQueue::Initialize(
IN PUSBHARDWAREDEVICE Hardware,
IN PDMA_ADAPTER AdapterObject,
IN PDMAMEMORYMANAGER MemManager,
IN OPTIONAL PKSPIN_LOCK Lock)
{
UNIMPLEMENTED
return STATUS_SUCCESS;
}
ULONG
CUSBQueue::GetPendingRequestCount()
{
//
// Loop through the pending list and iterrate one for each QueueHead that
// has a IRP to complete.
//
return 0;
}
NTSTATUS
CUSBQueue::AddUSBRequest(
IUSBRequest * Request)
{
NTSTATUS Status;
ULONG Type;
KIRQL OldLevel;
//
// sanity check
//
ASSERT(Request != NULL);
//
// get request type
//
Type = Request->GetTransferType();
//
// check if supported
//
switch(Type)
{
case USB_ENDPOINT_TYPE_ISOCHRONOUS:
case USB_ENDPOINT_TYPE_INTERRUPT:
/* NOT IMPLEMENTED IN QUEUE */
Status = STATUS_NOT_SUPPORTED;
break;
case USB_ENDPOINT_TYPE_BULK:
case USB_ENDPOINT_TYPE_CONTROL:
Status = STATUS_SUCCESS;
break;
default:
/* BUG */
PC_ASSERT(FALSE);
Status = STATUS_NOT_SUPPORTED;
}
//
// check for success
//
if (!NT_SUCCESS(Status))
{
//
// request not supported, please try later
//
return Status;
}
//
// add extra reference which is released when the request is completed
//
Request->AddRef();
return STATUS_SUCCESS;
}
NTSTATUS
CUSBQueue::CancelRequests()
{
UNIMPLEMENTED
return STATUS_NOT_IMPLEMENTED;
}
NTSTATUS
CUSBQueue::CreateUSBRequest(
IUSBRequest **OutRequest)
{
PUSBREQUEST UsbRequest;
NTSTATUS Status;
*OutRequest = NULL;
Status = InternalCreateUSBRequest(&UsbRequest);
if (NT_SUCCESS(Status))
{
*OutRequest = UsbRequest;
}
return Status;
}
NTSTATUS
CreateUSBQueue(
PUSBQUEUE *OutUsbQueue)
{
PUSBQUEUE This;
//
// allocate controller
//
This = new(NonPagedPool, TAG_USBOHCI) CUSBQueue(0);
if (!This)
{
//
// failed to allocate
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// add reference count
//
This->AddRef();
//
// return result
//
*OutUsbQueue = (PUSBQUEUE)This;
//
// done
//
return STATUS_SUCCESS;
}

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/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/usb_request.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#define INITGUID
#include "usbohci.h"
#include "hardware.h"
class CUSBRequest : public IUSBRequest
{
public:
STDMETHODIMP QueryInterface( REFIID InterfaceId, PVOID* Interface);
STDMETHODIMP_(ULONG) AddRef()
{
InterlockedIncrement(&m_Ref);
return m_Ref;
}
STDMETHODIMP_(ULONG) Release()
{
InterlockedDecrement(&m_Ref);
if (!m_Ref)
{
delete this;
return 0;
}
return m_Ref;
}
// IUSBRequest interface functions
virtual NTSTATUS InitializeWithSetupPacket(IN PDMAMEMORYMANAGER DmaManager, IN PUSB_DEFAULT_PIPE_SETUP_PACKET SetupPacket, IN UCHAR DeviceAddress, IN OPTIONAL PUSB_ENDPOINT_DESCRIPTOR EndpointDescriptor, IN OUT ULONG TransferBufferLength, IN OUT PMDL TransferBuffer);
virtual NTSTATUS InitializeWithIrp(IN PDMAMEMORYMANAGER DmaManager, IN OUT PIRP Irp);
virtual BOOLEAN IsRequestComplete();
virtual ULONG GetTransferType();
virtual VOID GetResultStatus(OUT OPTIONAL NTSTATUS *NtStatusCode, OUT OPTIONAL PULONG UrbStatusCode);
virtual BOOLEAN IsRequestInitialized();
virtual BOOLEAN IsQueueHeadComplete(struct _QUEUE_HEAD * QueueHead);
// local functions
ULONG InternalGetTransferType();
UCHAR InternalGetPidDirection();
UCHAR GetDeviceAddress();
NTSTATUS BuildSetupPacket();
NTSTATUS BuildSetupPacketFromURB();
// constructor / destructor
CUSBRequest(IUnknown *OuterUnknown){}
virtual ~CUSBRequest(){}
protected:
LONG m_Ref;
//
// memory manager for allocating setup packet / queue head / transfer descriptors
//
PDMAMEMORYMANAGER m_DmaManager;
//
// caller provided irp packet containing URB request
//
PIRP m_Irp;
//
// transfer buffer length
//
ULONG m_TransferBufferLength;
//
// current transfer length
//
ULONG m_TransferBufferLengthCompleted;
//
// Total Transfer Length
//
ULONG m_TotalBytesTransferred;
//
// transfer buffer MDL
//
PMDL m_TransferBufferMDL;
//
// caller provided setup packet
//
PUSB_DEFAULT_PIPE_SETUP_PACKET m_SetupPacket;
//
// completion event for callers who initialized request with setup packet
//
PKEVENT m_CompletionEvent;
//
// device address for callers who initialized it with device address
//
UCHAR m_DeviceAddress;
//
// store end point address
//
PUSB_ENDPOINT_DESCRIPTOR m_EndpointDescriptor;
//
// allocated setup packet from the DMA pool
//
PUSB_DEFAULT_PIPE_SETUP_PACKET m_DescriptorPacket;
PHYSICAL_ADDRESS m_DescriptorSetupPacket;
//
// stores the result of the operation
//
NTSTATUS m_NtStatusCode;
ULONG m_UrbStatusCode;
};
//----------------------------------------------------------------------------------------
NTSTATUS
STDMETHODCALLTYPE
CUSBRequest::QueryInterface(
IN REFIID refiid,
OUT PVOID* Output)
{
return STATUS_UNSUCCESSFUL;
}
//----------------------------------------------------------------------------------------
NTSTATUS
CUSBRequest::InitializeWithSetupPacket(
IN PDMAMEMORYMANAGER DmaManager,
IN PUSB_DEFAULT_PIPE_SETUP_PACKET SetupPacket,
IN UCHAR DeviceAddress,
IN OPTIONAL PUSB_ENDPOINT_DESCRIPTOR EndpointDescriptor,
IN OUT ULONG TransferBufferLength,
IN OUT PMDL TransferBuffer)
{
//
// sanity checks
//
PC_ASSERT(DmaManager);
PC_ASSERT(SetupPacket);
//
// initialize packet
//
m_DmaManager = DmaManager;
m_SetupPacket = SetupPacket;
m_TransferBufferLength = TransferBufferLength;
m_TransferBufferMDL = TransferBuffer;
m_DeviceAddress = DeviceAddress;
m_EndpointDescriptor = EndpointDescriptor;
m_TotalBytesTransferred = 0;
//
// Set Length Completed to 0
//
m_TransferBufferLengthCompleted = 0;
//
// allocate completion event
//
m_CompletionEvent = (PKEVENT)ExAllocatePoolWithTag(NonPagedPool, sizeof(KEVENT), TAG_USBOHCI);
if (!m_CompletionEvent)
{
//
// failed to allocate completion event
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// initialize completion event
//
KeInitializeEvent(m_CompletionEvent, NotificationEvent, FALSE);
//
// done
//
return STATUS_SUCCESS;
}
//----------------------------------------------------------------------------------------
NTSTATUS
CUSBRequest::InitializeWithIrp(
IN PDMAMEMORYMANAGER DmaManager,
IN OUT PIRP Irp)
{
PIO_STACK_LOCATION IoStack;
PURB Urb;
//
// sanity checks
//
PC_ASSERT(DmaManager);
PC_ASSERT(Irp);
m_DmaManager = DmaManager;
m_TotalBytesTransferred = 0;
//
// get current irp stack location
//
IoStack = IoGetCurrentIrpStackLocation(Irp);
//
// sanity check
//
PC_ASSERT(IoStack->MajorFunction == IRP_MJ_INTERNAL_DEVICE_CONTROL);
PC_ASSERT(IoStack->Parameters.DeviceIoControl.IoControlCode == IOCTL_INTERNAL_USB_SUBMIT_URB);
PC_ASSERT(IoStack->Parameters.Others.Argument1 != 0);
//
// get urb
//
Urb = (PURB)IoStack->Parameters.Others.Argument1;
//
// store irp
//
m_Irp = Irp;
//
// check function type
//
switch (Urb->UrbHeader.Function)
{
//
// luckily those request have the same structure layout
//
case URB_FUNCTION_CLASS_INTERFACE:
case URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE:
case URB_FUNCTION_BULK_OR_INTERRUPT_TRANSFER:
{
//
// bulk interrupt transfer
//
if (Urb->UrbBulkOrInterruptTransfer.TransferBufferLength)
{
//
// Check if there is a MDL
//
if (!Urb->UrbBulkOrInterruptTransfer.TransferBufferMDL)
{
//
// sanity check
//
PC_ASSERT(Urb->UrbBulkOrInterruptTransfer.TransferBuffer);
//
// Create one using TransferBuffer
//
DPRINT("Creating Mdl from Urb Buffer %p Length %lu\n", Urb->UrbBulkOrInterruptTransfer.TransferBuffer, Urb->UrbBulkOrInterruptTransfer.TransferBufferLength);
m_TransferBufferMDL = IoAllocateMdl(Urb->UrbBulkOrInterruptTransfer.TransferBuffer,
Urb->UrbBulkOrInterruptTransfer.TransferBufferLength,
FALSE,
FALSE,
NULL);
if (!m_TransferBufferMDL)
{
//
// failed to allocate mdl
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// build mdl for non paged pool
// FIXME: Does hub driver already do this when passing MDL?
//
MmBuildMdlForNonPagedPool(m_TransferBufferMDL);
//
// Keep that ehci created the MDL and needs to free it.
//
}
else
{
m_TransferBufferMDL = Urb->UrbBulkOrInterruptTransfer.TransferBufferMDL;
}
//
// save buffer length
//
m_TransferBufferLength = Urb->UrbBulkOrInterruptTransfer.TransferBufferLength;
//
// Set Length Completed to 0
//
m_TransferBufferLengthCompleted = 0;
//
// get endpoint descriptor
//
m_EndpointDescriptor = (PUSB_ENDPOINT_DESCRIPTOR)Urb->UrbBulkOrInterruptTransfer.PipeHandle;
}
break;
}
default:
DPRINT1("URB Function: not supported %x\n", Urb->UrbHeader.Function);
PC_ASSERT(FALSE);
}
//
// done
//
return STATUS_SUCCESS;
}
//----------------------------------------------------------------------------------------
BOOLEAN
CUSBRequest::IsRequestComplete()
{
//
// FIXME: check if request was split
//
//
// Check if the transfer was completed, only valid for Bulk Transfers
//
if ((m_TransferBufferLengthCompleted < m_TransferBufferLength)
&& (GetTransferType() == USB_ENDPOINT_TYPE_BULK))
{
//
// Transfer not completed
//
return FALSE;
}
return TRUE;
}
//----------------------------------------------------------------------------------------
ULONG
CUSBRequest::GetTransferType()
{
//
// call internal implementation
//
return InternalGetTransferType();
}
//----------------------------------------------------------------------------------------
ULONG
CUSBRequest::InternalGetTransferType()
{
ULONG TransferType;
//
// check if an irp is provided
//
if (m_Irp)
{
ASSERT(m_EndpointDescriptor);
//
// end point is defined in the low byte of bmAttributes
//
TransferType = (m_EndpointDescriptor->bmAttributes & USB_ENDPOINT_TYPE_MASK);
}
else
{
//
// initialized with setup packet, must be a control transfer
//
TransferType = USB_ENDPOINT_TYPE_CONTROL;
}
//
// done
//
return TransferType;
}
UCHAR
CUSBRequest::InternalGetPidDirection()
{
ASSERT(m_Irp);
ASSERT(m_EndpointDescriptor);
//
// end point is defined in the low byte of bEndpointAddress
//
return (m_EndpointDescriptor->bEndpointAddress & USB_ENDPOINT_DIRECTION_MASK) >> 7;
}
//----------------------------------------------------------------------------------------
UCHAR
CUSBRequest::GetDeviceAddress()
{
PIO_STACK_LOCATION IoStack;
PURB Urb;
PUSBDEVICE UsbDevice;
//
// check if there is an irp provided
//
if (!m_Irp)
{
//
// used provided address
//
return m_DeviceAddress;
}
//
// get current stack location
//
IoStack = IoGetCurrentIrpStackLocation(m_Irp);
//
// get contained urb
//
Urb = (PURB)IoStack->Parameters.Others.Argument1;
//
// check if there is a pipe handle provided
//
if (Urb->UrbHeader.UsbdDeviceHandle)
{
//
// there is a device handle provided
//
UsbDevice = (PUSBDEVICE)Urb->UrbHeader.UsbdDeviceHandle;
//
// return device address
//
return UsbDevice->GetDeviceAddress();
}
//
// no device handle provided, it is the host root bus
//
return 0;
}
//----------------------------------------------------------------------------------------
VOID
CUSBRequest::GetResultStatus(
OUT OPTIONAL NTSTATUS * NtStatusCode,
OUT OPTIONAL PULONG UrbStatusCode)
{
//
// sanity check
//
PC_ASSERT(m_CompletionEvent);
//
// wait for the operation to complete
//
KeWaitForSingleObject(m_CompletionEvent, Executive, KernelMode, FALSE, NULL);
//
// copy status
//
if (NtStatusCode)
{
*NtStatusCode = m_NtStatusCode;
}
//
// copy urb status
//
if (UrbStatusCode)
{
*UrbStatusCode = m_UrbStatusCode;
}
}
//-----------------------------------------------------------------------------------------
BOOLEAN
CUSBRequest::IsRequestInitialized()
{
if (m_Irp || m_SetupPacket)
{
//
// request is initialized
//
return TRUE;
}
//
// request is not initialized
//
return FALSE;
}
//-----------------------------------------------------------------------------------------
BOOLEAN
CUSBRequest::IsQueueHeadComplete(
struct _QUEUE_HEAD * QueueHead)
{
UNIMPLEMENTED
return TRUE;
}
//-----------------------------------------------------------------------------------------
NTSTATUS
InternalCreateUSBRequest(
PUSBREQUEST *OutRequest)
{
PUSBREQUEST This;
//
// allocate requests
//
This = new(NonPagedPool, TAG_USBOHCI) CUSBRequest(0);
if (!This)
{
//
// failed to allocate
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// add reference count
//
This->AddRef();
//
// return result
//
*OutRequest = (PUSBREQUEST)This;
//
// done
//
return STATUS_SUCCESS;
}

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drivers/usb/usbohci/usbohci.cpp Normal file
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/*
* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
* LICENSE: GPL - See COPYING in the top level directory
* FILE: drivers/usb/usbohci/usbohci.cpp
* PURPOSE: USB OHCI device driver.
* PROGRAMMERS:
* Michael Martin (michael.martin@reactos.org)
* Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#include "usbohci.h"
//
// driver verifier
//
DRIVER_ADD_DEVICE OHCI_AddDevice;
NTSTATUS
NTAPI
OHCI_AddDevice(
PDRIVER_OBJECT DriverObject,
PDEVICE_OBJECT PhysicalDeviceObject)
{
NTSTATUS Status;
PHCDCONTROLLER HcdController;
DPRINT1("OHCI_AddDevice\n");
/* first create the controller object */
Status = CreateHCDController(&HcdController);
if (!NT_SUCCESS(Status))
{
/* failed to create hcd */
DPRINT1("AddDevice: Failed to create hcd with %x\n", Status);
return Status;
}
/* initialize the hcd */
Status = HcdController->Initialize(NULL, // FIXME
DriverObject,
PhysicalDeviceObject);
/* check for success */
if (!NT_SUCCESS(Status))
{
/* failed to initialize device */
DPRINT1("AddDevice: failed to initialize\n");
/* release object */
HcdController->Release();
}
return Status;
}
NTSTATUS
NTAPI
OHCI_Dispatch(
PDEVICE_OBJECT DeviceObject,
PIRP Irp)
{
PCOMMON_DEVICE_EXTENSION DeviceExtension;
PIO_STACK_LOCATION IoStack;
NTSTATUS Status;
//
// get common device extension
//
DeviceExtension = (PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
//
// get current stack location
//
IoStack = IoGetCurrentIrpStackLocation(Irp);
//
// sanity checks
//
PC_ASSERT(DeviceExtension->Dispatcher);
switch(IoStack->MajorFunction)
{
case IRP_MJ_PNP:
{
//
// dispatch pnp
//
return DeviceExtension->Dispatcher->HandlePnp(DeviceObject, Irp);
}
case IRP_MJ_POWER:
{
//
// dispatch pnp
//
return DeviceExtension->Dispatcher->HandlePower(DeviceObject, Irp);
}
case IRP_MJ_INTERNAL_DEVICE_CONTROL:
case IRP_MJ_DEVICE_CONTROL:
{
//
// dispatch pnp
//
return DeviceExtension->Dispatcher->HandleDeviceControl(DeviceObject, Irp);
}
default:
{
DPRINT1("OHCI_Dispatch> Major %lu Minor %lu unhandeled\n", IoStack->MajorFunction, IoStack->MinorFunction);
Status = STATUS_SUCCESS;
}
}
//
// complete request
//
Irp->IoStatus.Information = 0;
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return Status;
}
extern
"C"
NTSTATUS
NTAPI
DriverEntry(
PDRIVER_OBJECT DriverObject,
PUNICODE_STRING RegistryPath)
{
/* initialize driver object*/
DriverObject->DriverExtension->AddDevice = OHCI_AddDevice;
DriverObject->MajorFunction[IRP_MJ_CREATE] = OHCI_Dispatch;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = OHCI_Dispatch;
DriverObject->MajorFunction[IRP_MJ_CLEANUP] = OHCI_Dispatch;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = OHCI_Dispatch;
DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = OHCI_Dispatch;
DriverObject->MajorFunction[IRP_MJ_PNP] = OHCI_Dispatch;
return STATUS_SUCCESS;
}

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drivers/usb/usbohci/usbohci.h Normal file
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#ifndef USBOHCI_H__
#define USBOHCI_H__
#include <ntddk.h>
#define NDEBUG
#include <debug.h>
#include <hubbusif.h>
#include <usbbusif.h>
#include <usbioctl.h>
//
// FIXME:
// #include <usbprotocoldefs.h>
//
#include <usb.h>
#include <stdio.h>
#include <wdmguid.h>
//
// FIXME:
// the following includes are required to get kcom to compile
//
#include <portcls.h>
#include <dmusicks.h>
#include <kcom.h>
#include "interfaces.h"
//
// flags for handling USB_REQUEST_SET_FEATURE / USB_REQUEST_GET_FEATURE
//
#define PORT_ENABLE 1
#define PORT_SUSPEND 2
#define PORT_OVER_CURRENT 3
#define PORT_RESET 4
#define PORT_POWER 8
#define C_PORT_CONNECTION 16
#define C_PORT_ENABLE 17
#define C_PORT_SUSPEND 18
#define C_PORT_OVER_CURRENT 19
#define C_PORT_RESET 20
typedef struct
{
BOOLEAN IsFDO; // is device a FDO or PDO
BOOLEAN IsHub; // is device a hub / child - not yet used
PDISPATCHIRP Dispatcher; // dispatches the code
}COMMON_DEVICE_EXTENSION, *PCOMMON_DEVICE_EXTENSION;
//
// tag for allocations
//
#define TAG_USBOHCI 'ICHE'
//
// assert for c++ - taken from portcls
//
#define PC_ASSERT(exp) \
(VOID)((!(exp)) ? \
RtlAssert((PVOID) #exp, (PVOID)__FILE__, __LINE__, NULL ), FALSE : TRUE)
//
// hcd_controller.cpp
//
NTSTATUS CreateHCDController(PHCDCONTROLLER *HcdController);
//
// hardware.cpp
//
NTSTATUS CreateUSBHardware(PUSBHARDWAREDEVICE *OutHardware);
//
// misc.cpp
//
NTSTATUS NTAPI SyncForwardIrp(PDEVICE_OBJECT DeviceObject, PIRP Irp);
NTSTATUS NTAPI GetBusInterface(PDEVICE_OBJECT DeviceObject, PBUS_INTERFACE_STANDARD busInterface);
//
// root_hub_controller.cpp
//
NTSTATUS CreateHubController(PHUBCONTROLLER * OutHubController);
//
// memory_manager.cpp
//
NTSTATUS CreateDMAMemoryManager(PDMAMEMORYMANAGER *OutMemoryManager);
//
// usb_device.cpp
//
NTSTATUS CreateUSBDevice(PUSBDEVICE *OutDevice);
//
// usb_queue.cpp
//
NTSTATUS CreateUSBQueue(PUSBQUEUE *OutUsbQueue);
//
// usb_request.cpp
//
NTSTATUS InternalCreateUSBRequest(PUSBREQUEST *OutRequest);
#endif

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drivers/usb/usbohci/usbohci.rc Normal file
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#define REACTOS_VERSION_DLL
#define REACTOS_STR_FILE_DESCRIPTION "USBOHCI Driver API\0"
#define REACTOS_STR_INTERNAL_NAME "usbohci\0"
#define REACTOS_STR_ORIGINAL_FILENAME "usbohci.sys\0"
#include <reactos/version.rc>