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d4c4a2e080
- 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
145 lines
3.5 KiB
C++
145 lines
3.5 KiB
C++
/*
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* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: drivers/usb/usbohci/usbohci.cpp
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* PURPOSE: USB OHCI device driver.
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* PROGRAMMERS:
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* Michael Martin (michael.martin@reactos.org)
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* Johannes Anderwald (johannes.anderwald@reactos.org)
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*/
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#include "usbohci.h"
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//
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// driver verifier
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//
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DRIVER_ADD_DEVICE OHCI_AddDevice;
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NTSTATUS
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NTAPI
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OHCI_AddDevice(
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PDRIVER_OBJECT DriverObject,
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PDEVICE_OBJECT PhysicalDeviceObject)
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{
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NTSTATUS Status;
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PHCDCONTROLLER HcdController;
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DPRINT1("OHCI_AddDevice\n");
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/* first create the controller object */
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Status = CreateHCDController(&HcdController);
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if (!NT_SUCCESS(Status))
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{
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/* failed to create hcd */
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DPRINT1("AddDevice: Failed to create hcd with %x\n", Status);
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return Status;
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}
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/* initialize the hcd */
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Status = HcdController->Initialize(NULL, // FIXME
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DriverObject,
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PhysicalDeviceObject);
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/* check for success */
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if (!NT_SUCCESS(Status))
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{
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/* failed to initialize device */
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DPRINT1("AddDevice: failed to initialize\n");
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/* release object */
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HcdController->Release();
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}
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return Status;
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}
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NTSTATUS
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NTAPI
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OHCI_Dispatch(
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PDEVICE_OBJECT DeviceObject,
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PIRP Irp)
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{
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PCOMMON_DEVICE_EXTENSION DeviceExtension;
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PIO_STACK_LOCATION IoStack;
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NTSTATUS Status;
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//
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// get common device extension
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//
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DeviceExtension = (PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
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//
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// get current stack location
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//
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IoStack = IoGetCurrentIrpStackLocation(Irp);
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//
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// sanity checks
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//
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PC_ASSERT(DeviceExtension->Dispatcher);
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switch(IoStack->MajorFunction)
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{
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case IRP_MJ_PNP:
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{
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//
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// dispatch pnp
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//
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return DeviceExtension->Dispatcher->HandlePnp(DeviceObject, Irp);
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}
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case IRP_MJ_POWER:
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{
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//
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// dispatch pnp
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//
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return DeviceExtension->Dispatcher->HandlePower(DeviceObject, Irp);
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}
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case IRP_MJ_INTERNAL_DEVICE_CONTROL:
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case IRP_MJ_DEVICE_CONTROL:
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{
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//
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// dispatch pnp
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//
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return DeviceExtension->Dispatcher->HandleDeviceControl(DeviceObject, Irp);
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}
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default:
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{
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DPRINT1("OHCI_Dispatch> Major %lu Minor %lu unhandeled\n", IoStack->MajorFunction, IoStack->MinorFunction);
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Status = STATUS_SUCCESS;
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}
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}
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//
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// complete request
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//
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Irp->IoStatus.Information = 0;
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Irp->IoStatus.Status = Status;
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IoCompleteRequest(Irp, IO_NO_INCREMENT);
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return Status;
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}
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extern
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"C"
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NTSTATUS
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NTAPI
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DriverEntry(
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PDRIVER_OBJECT DriverObject,
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PUNICODE_STRING RegistryPath)
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{
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/* initialize driver object*/
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DriverObject->DriverExtension->AddDevice = OHCI_AddDevice;
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DriverObject->MajorFunction[IRP_MJ_CREATE] = OHCI_Dispatch;
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DriverObject->MajorFunction[IRP_MJ_CLOSE] = OHCI_Dispatch;
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DriverObject->MajorFunction[IRP_MJ_CLEANUP] = OHCI_Dispatch;
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DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = OHCI_Dispatch;
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DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = OHCI_Dispatch;
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DriverObject->MajorFunction[IRP_MJ_PNP] = OHCI_Dispatch;
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return STATUS_SUCCESS;
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}
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