[ros-diffs] [cgutman] 52068: [FDC] - Remove old fdc code

Author: cgutman
Date: Fri Jun  3 00:20:01 2011
New Revision: 52068

URL: http://svn.reactos.org/svn/reactos?rev=52068&view=rev
Log:
[FDC]
- Remove old fdc code

Removed:
    trunk/reactos/drivers/storage/fdc/fdc/fdc.c
    trunk/reactos/drivers/storage/fdc/fdc/fdc.h
    trunk/reactos/drivers/storage/fdc/fdc/fdc.rc
    trunk/reactos/drivers/storage/fdc/fdc/fdo.c
    trunk/reactos/drivers/storage/fdc/fdc/pdo.c

Removed: trunk/reactos/drivers/storage/fdc/fdc/fdc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/storage/fdc/fdc/fd…
==============================================================================
--- trunk/reactos/drivers/storage/fdc/fdc/fdc.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/storage/fdc/fdc/fdc.c (removed)
@@ -1,153 +1,0 @@
-/*
- * COPYRIGHT:       See COPYING in the top level directory
- * PROJECT:         ReactOS Serial enumerator driver
- * FILE:            drivers/storage/fdc/fdc/fdc.c
- * PURPOSE:         Floppy class driver entry point
- *
- * PROGRAMMERS:     Cameron Gutman (cameron.gutman(a)reactos.org)
- */
-
-#include <ntddk.h>
-
-#include "fdc.h"
-
-#define NDEBUG
-#include <debug.h>
-
-static NTSTATUS
-NTAPI
-FdcAddDevice(IN PDRIVER_OBJECT DriverObject,
-             IN PDEVICE_OBJECT PhysicalDeviceObject)
-{
-    NTSTATUS Status;
-    PDEVICE_OBJECT DeviceObject;
-    PFDC_FDO_EXTENSION DeviceExtension;
-    
-    Status = IoCreateDevice(DriverObject,
-                            sizeof(FDC_FDO_EXTENSION),
-                            NULL,
-                            FILE_DEVICE_CONTROLLER,
-                            FILE_DEVICE_SECURE_OPEN,
-                            FALSE,
-                            &DeviceObject);
-    if (!NT_SUCCESS(Status))
-    {
-        DPRINT1("Failed to create device object (Status: 0x%x)\n", Status);
-        return Status;
-    }
-    
-    DeviceExtension = DeviceObject->DeviceExtension;
-    
-    DeviceExtension->Common.IsFDO = TRUE;
-    DeviceExtension->Common.DeviceObject = DeviceObject;
-    DeviceExtension->Common.DriverObject = DriverObject;
-    
-    InitializeListHead(&DeviceExtension->FloppyDriveList);
-    DeviceExtension->FloppyDriveListCount = 0;
-    KeInitializeSpinLock(&DeviceExtension->FloppyDriveListLock);
-    
-    DeviceObject->Flags |= DO_POWER_PAGABLE;
-    
-    DeviceExtension->Ldo = IoAttachDeviceToDeviceStack(DeviceObject,
-                                                       PhysicalDeviceObject);
-    if (!DeviceExtension->Ldo)
-    {
-        DPRINT1("Failed to attach to device stack\n");
-        IoDeleteDevice(DeviceObject);
-        return STATUS_UNSUCCESSFUL;
-    }
-    
-    DPRINT("FdcAddDevice completed successfully\n");
-    
-    return STATUS_SUCCESS;
-}
-
-static NTSTATUS
-NTAPI
-FdcPnpDispatch(IN PDEVICE_OBJECT DeviceObject,
-               IN PIRP Irp)
-{
-    PFDC_COMMON_EXTENSION DevExt = DeviceObject->DeviceExtension;
-
-    if (DevExt->IsFDO)
-        return FdcFdoPnpDispatch(DeviceObject, Irp);
-    else
-        return FdcPdoPnpDispatch(DeviceObject, Irp);
-}
-
-static NTSTATUS
-NTAPI
-FdcPowerDispatch(IN PDEVICE_OBJECT DeviceObject,
-                 IN PIRP Irp)
-{
-    PFDC_COMMON_EXTENSION DevExt = DeviceObject->DeviceExtension;
-    
-    if (DevExt->IsFDO)
-        return FdcFdoPowerDispatch(DeviceObject, Irp);
-    else
-        return FdcPdoPowerDispatch(DeviceObject, Irp);
-}
-
-static NTSTATUS
-NTAPI
-FdcDeviceControlDispatch(IN PDEVICE_OBJECT DeviceObject,
-                         IN PIRP Irp)
-{
-    PFDC_COMMON_EXTENSION DevExt = DeviceObject->DeviceExtension;
-    
-    if (DevExt->IsFDO)
-        return FdcFdoDeviceControlDispatch(DeviceObject, Irp);
-    else
-        return FdcPdoDeviceControlDispatch(DeviceObject, Irp);
-}
-
-static NTSTATUS
-NTAPI
-FdcInternalDeviceControlDispatch(IN PDEVICE_OBJECT DeviceObject,
-                                 IN PIRP Irp)
-{
-    PFDC_COMMON_EXTENSION DevExt = DeviceObject->DeviceExtension;
-    
-    if (DevExt->IsFDO)
-        return FdcFdoInternalDeviceControlDispatch(DeviceObject, Irp);
-    else
-        return FdcPdoInternalDeviceControlDispatch(DeviceObject, Irp);
-}
-
-static NTSTATUS
-NTAPI
-FdcCreateClose(IN PDEVICE_OBJECT DeviceObject,
-               IN PIRP Irp)
-{
-    UNREFERENCED_PARAMETER(DeviceObject);
-    
-    Irp->IoStatus.Status = STATUS_SUCCESS;
-    Irp->IoStatus.Information = FILE_OPENED;
-    
-    return STATUS_SUCCESS;
-}
-
-static VOID
-NTAPI
-FdcUnload(IN PDRIVER_OBJECT DriverObject)
-{
-    DPRINT1("FDC Unloaded\n");
-}
-
-NTSTATUS
-NTAPI
-DriverEntry(IN PDRIVER_OBJECT DriverObject,
-            IN PUNICODE_STRING RegPath)
-{
-    DriverObject->DriverUnload = FdcUnload;
-    DriverObject->DriverExtension->AddDevice = FdcAddDevice;
-
-    DriverObject->MajorFunction[IRP_MJ_CREATE] = FdcCreateClose;
-    DriverObject->MajorFunction[IRP_MJ_CLOSE] = FdcCreateClose;
-    DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = FdcDeviceControlDispatch;
-    DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] =
FdcInternalDeviceControlDispatch;
-    DriverObject->MajorFunction[IRP_MJ_PNP] = FdcPnpDispatch;
-    DriverObject->MajorFunction[IRP_MJ_POWER] = FdcPowerDispatch;
-    
-    return STATUS_SUCCESS;
-}

Removed: trunk/reactos/drivers/storage/fdc/fdc/fdc.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/storage/fdc/fdc/fd…
==============================================================================
--- trunk/reactos/drivers/storage/fdc/fdc/fdc.h [iso-8859-1] (original)
+++ trunk/reactos/drivers/storage/fdc/fdc/fdc.h (removed)
@@ -1,77 +1,0 @@
-/*
- * COPYRIGHT:       See COPYING in the top level directory
- * PROJECT:         ReactOS Serial enumerator driver
- * FILE:            drivers/storage/fdc/fdc/fdc.h
- * PURPOSE:         Floppy class driver header
- *
- * PROGRAMMERS:     Cameron Gutman (cameron.gutman(a)reactos.org)
- */
-
-#include <wdm.h>
-
-int _cdecl swprintf(const WCHAR *, ...);
-
-typedef struct _FDC_COMMON_EXTENSION
-{
-    BOOLEAN IsFDO;
-    PDEVICE_OBJECT DeviceObject;
-    PDRIVER_OBJECT DriverObject;
-} FDC_COMMON_EXTENSION, *PFDC_COMMON_EXTENSION;
-
-typedef struct _FDC_FDO_EXTENSION
-{
-    FDC_COMMON_EXTENSION Common;
-    
-    LIST_ENTRY FloppyDriveList;
-    ULONG FloppyDriveListCount;
-    KSPIN_LOCK FloppyDriveListLock;
-    
-    PDEVICE_OBJECT Ldo;
-
-    CM_FLOPPY_DEVICE_DATA FloppyDeviceData;
-} FDC_FDO_EXTENSION, *PFDC_FDO_EXTENSION;
-
-typedef struct _FDC_PDO_EXTENSION
-{
-    FDC_COMMON_EXTENSION Common;
-    
-    ULONG FloppyNumber;
-
-    PFDC_FDO_EXTENSION FdoDevExt;
-    
-    LIST_ENTRY ListEntry;
-} FDC_PDO_EXTENSION, *PFDC_PDO_EXTENSION;
-
-/* fdo.c */
-NTSTATUS
-FdcFdoPnpDispatch(PDEVICE_OBJECT DeviceObject,
-                  PIRP Irp);
-
-NTSTATUS
-FdcFdoPowerDispatch(PDEVICE_OBJECT DeviceObject,
-                    PIRP Irp);
-
-NTSTATUS
-FdcFdoDeviceControlDispatch(PDEVICE_OBJECT DeviceObject,
-                            PIRP Irp);
-
-NTSTATUS
-FdcFdoInternalDeviceControlDispatch(PDEVICE_OBJECT DeviceObject,
-                                    PIRP Irp);
-
-/* pdo.c */
-NTSTATUS
-FdcPdoPnpDispatch(PDEVICE_OBJECT DeviceObject,
-                  PIRP Irp);
-
-NTSTATUS
-FdcPdoPowerDispatch(PDEVICE_OBJECT DeviceObject,
-                    PIRP Irp);
-
-NTSTATUS
-FdcPdoDeviceControlDispatch(PDEVICE_OBJECT DeviceObject,
-                            PIRP Irp);
-
-NTSTATUS
-FdcPdoInternalDeviceControlDispatch(PDEVICE_OBJECT DeviceObject,
-                                    PIRP Irp);

Removed: trunk/reactos/drivers/storage/fdc/fdc/fdc.rc
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/storage/fdc/fdc/fd…
==============================================================================
--- trunk/reactos/drivers/storage/fdc/fdc/fdc.rc [iso-8859-1] (original)
+++ trunk/reactos/drivers/storage/fdc/fdc/fdc.rc (removed)
@@ -1,5 +1,0 @@
-#define REACTOS_VERSION_DLL
-#define REACTOS_STR_FILE_DESCRIPTION	"Floppy Disk Controller Driver\0"
-#define REACTOS_STR_INTERNAL_NAME	"fdc\0"
-#define REACTOS_STR_ORIGINAL_FILENAME	"fdc.sys\0"
-#include <reactos/version.rc>

Removed: trunk/reactos/drivers/storage/fdc/fdc/fdo.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/storage/fdc/fdc/fd…
==============================================================================
--- trunk/reactos/drivers/storage/fdc/fdc/fdo.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/storage/fdc/fdc/fdo.c (removed)
@@ -1,292 +1,0 @@
-/*
- * COPYRIGHT:       See COPYING in the top level directory
- * PROJECT:         ReactOS Serial enumerator driver
- * FILE:            drivers/storage/fdc/fdc/fdo.c
- * PURPOSE:         Floppy class driver FDO functions
- *
- * PROGRAMMERS:     Cameron Gutman (cameron.gutman(a)reactos.org)
- */
-
-#include <wdm.h>
-
-#include "fdc.h"
-
-#define NDEBUG
-#include <debug.h>
-
-static IO_COMPLETION_ROUTINE ForwardIrpAndWaitCompletion;
-
-static NTSTATUS NTAPI
-ForwardIrpAndWaitCompletion(IN PDEVICE_OBJECT DeviceObject,
-                            IN PIRP Irp,
-                            IN PVOID Context)
-{
-	UNREFERENCED_PARAMETER(DeviceObject);
-	if (Irp->PendingReturned)
-		KeSetEvent((PKEVENT)Context, IO_NO_INCREMENT, FALSE);
-	return STATUS_MORE_PROCESSING_REQUIRED;
-}
-
-NTSTATUS NTAPI
-ForwardIrpAndWait(IN PDEVICE_OBJECT DeviceObject,
-                  IN PIRP Irp)
-{
-	KEVENT Event;
-	NTSTATUS Status;
-	PDEVICE_OBJECT LowerDevice =
((PFDC_FDO_EXTENSION)DeviceObject->DeviceExtension)->Ldo;
-	ASSERT(LowerDevice);
-    
-	KeInitializeEvent(&Event, NotificationEvent, FALSE);
-	IoCopyCurrentIrpStackLocationToNext(Irp);
-    
-	IoSetCompletionRoutine(Irp, ForwardIrpAndWaitCompletion, &Event, TRUE, TRUE, TRUE);
-    
-	Status = IoCallDriver(LowerDevice, Irp);
-	if (Status == STATUS_PENDING)
-	{
-		Status = KeWaitForSingleObject(&Event, Suspended, KernelMode, FALSE, NULL);
-		if (NT_SUCCESS(Status))
-			Status = Irp->IoStatus.Status;
-	}
-    
-	return Status;
-}
-
-static NTSTATUS
-AddFloppyDiskDevice(PFDC_FDO_EXTENSION DevExt)
-{
-    NTSTATUS Status;
-    PFDC_PDO_EXTENSION PdoDevExt;
-    PDEVICE_OBJECT DeviceObject;
-    
-    Status = IoCreateDevice(DevExt->Common.DriverObject,
-                            sizeof(FDC_PDO_EXTENSION),
-                            NULL,
-                            FILE_DEVICE_CONTROLLER,
-                            FILE_DEVICE_SECURE_OPEN,
-                            FALSE,
-                            &DeviceObject);
-    if (!NT_SUCCESS(Status))
-    {
-        DPRINT1("Failed to create PDO device (Status: 0x%x)\n", Status);
-        return Status;
-    }
-    
-    PdoDevExt = DeviceObject->DeviceExtension;
-    
-    PdoDevExt->Common.IsFDO = FALSE;
-    PdoDevExt->Common.DeviceObject = DeviceObject;
-    PdoDevExt->Common.DriverObject = DevExt->Common.DriverObject;
-    PdoDevExt->FdoDevExt = DevExt;
-    PdoDevExt->FloppyNumber = DevExt->FloppyDriveListCount++;
-    
-    ExInterlockedInsertTailList(&DevExt->FloppyDriveList,
-                                &PdoDevExt->ListEntry,
-                                &DevExt->FloppyDriveListLock);
-    
-    DeviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
-    
-    return STATUS_SUCCESS;
-}
-
-static NTSTATUS
-EnumerateDevices(PFDC_FDO_EXTENSION DevExt)
-{
-    /* FIXME: Hardcoded */
-    if (DevExt->FloppyDriveListCount == 0)
-        return AddFloppyDiskDevice(DevExt);
-    
-    return STATUS_SUCCESS;
-}
-
-static NTSTATUS
-FdcFdoQueryBusRelations(PFDC_FDO_EXTENSION DevExt,
-                        PIRP Irp)
-{
-    PDEVICE_RELATIONS DeviceRelations;
-    KIRQL OldIrql;
-    ULONG i;
-    PFDC_PDO_EXTENSION PdoDevExt;
-    PLIST_ENTRY ListEntry;
-    NTSTATUS Status;
-    
-    Status = EnumerateDevices(DevExt);
-    if (!NT_SUCCESS(Status))
-    {
-        DPRINT1("Device enumeration failed (Status: 0x%x)\n", Status);
-        return Status;
-    }
-    
-    KeAcquireSpinLock(&DevExt->FloppyDriveListLock, &OldIrql);
-
-    DeviceRelations = ExAllocatePool(NonPagedPool,
-                                     sizeof(DEVICE_RELATIONS) +
sizeof(DeviceRelations->Objects) *
-                                     (DevExt->FloppyDriveListCount - 1));
-    if (!DeviceRelations)
-    {
-        DPRINT1("Failed to allocate memory for device relations\n");
-        KeReleaseSpinLock(&DevExt->FloppyDriveListLock, OldIrql);
-        return STATUS_INSUFFICIENT_RESOURCES;
-    }
-    
-    DeviceRelations->Count = DevExt->FloppyDriveListCount;
-    
-    ListEntry = DevExt->FloppyDriveList.Flink;
-    i = 0;
-    while (ListEntry != &DevExt->FloppyDriveList)
-    {
-        PdoDevExt = CONTAINING_RECORD(ListEntry, FDC_PDO_EXTENSION, ListEntry);
-        
-        ObReferenceObject(PdoDevExt->Common.DeviceObject);
-        
-        DeviceRelations->Objects[i++] = PdoDevExt->Common.DeviceObject;
-
-        ListEntry = ListEntry->Flink;
-    }
-    
-    KeReleaseSpinLock(&DevExt->FloppyDriveListLock, OldIrql);
-    
-    Irp->IoStatus.Information = (ULONG_PTR)DeviceRelations;
-    
-    return STATUS_SUCCESS;
-}
-
-static NTSTATUS
-FdcFdoStartDevice(PFDC_FDO_EXTENSION DevExt,
-                  PIRP Irp,
-                  PIO_STACK_LOCATION IrpSp)
-{
-    PCM_PARTIAL_RESOURCE_LIST ResourceList;
-    ULONG i;
-    
-    ResourceList =
&IrpSp->Parameters.StartDevice.AllocatedResources->List[0].PartialResourceList;
-    
-    DPRINT1("Descriptor count: %d\n", ResourceList->Count);
-    
-    for (i = 0; i < ResourceList->Count; i++)
-    {
-        PCM_PARTIAL_RESOURCE_DESCRIPTOR PartialDescriptor =
&ResourceList->PartialDescriptors[i];
-        
-        if (PartialDescriptor->Type == CmResourceTypeDeviceSpecific)
-        {
-            RtlCopyMemory(&DevExt->FloppyDeviceData,
-                          (PartialDescriptor + 1),
-                          sizeof(CM_FLOPPY_DEVICE_DATA));
-        }
-    }
-    
-    return STATUS_SUCCESS;
-}
-
-NTSTATUS
-FdcFdoPnpDispatch(IN PDEVICE_OBJECT DeviceObject,
-                  IN PIRP Irp)
-{
-    PFDC_FDO_EXTENSION DevExt = DeviceObject->DeviceExtension;
-    PIO_STACK_LOCATION IrpSp = IoGetCurrentIrpStackLocation(Irp);
-    NTSTATUS Status = Irp->IoStatus.Status;
-    
-    switch (IrpSp->MinorFunction)
-    {
-        case IRP_MN_CANCEL_STOP_DEVICE:
-        case IRP_MN_CANCEL_REMOVE_DEVICE:
-            Status = STATUS_SUCCESS;
-            break;
-            
-        case IRP_MN_START_DEVICE:
-            DPRINT("Starting FDC FDO\n");
-            
-            Status = ForwardIrpAndWait(DeviceObject, Irp);
-            if (NT_SUCCESS(Status))
-            {
-                Status = FdcFdoStartDevice(DevExt, Irp, IrpSp);
-            }
-            
-            Irp->IoStatus.Status = Status;
-            IoCompleteRequest(Irp, IO_NO_INCREMENT);
-            
-            return Status;
-        case IRP_MN_STOP_DEVICE:
-            DPRINT("Stopping FDC FDO\n");
-            /* We don't need to do anything here */
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_QUERY_REMOVE_DEVICE:
-        case IRP_MN_QUERY_STOP_DEVICE:
-            /* We don't care */
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_REMOVE_DEVICE:
-            DPRINT("Removing FDC FDO\n");
-            
-            /* Undo what we did in FdcAddDevice */
-            IoDetachDevice(DevExt->Ldo);
-            
-            IoDeleteDevice(DeviceObject);
-            
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_SURPRISE_REMOVAL:
-            /* Nothing special to do here to deal with surprise removal */
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_QUERY_DEVICE_RELATIONS:
-            if (IrpSp->Parameters.QueryDeviceRelations.Type == BusRelations)
-            {
-                Status = FdcFdoQueryBusRelations(DevExt, Irp);
-                
-                Irp->IoStatus.Status = Status;
-                
-                IoCompleteRequest(Irp, IO_NO_INCREMENT);
-                
-                return Status;
-            }
-            break;
-    }
-    
-    Irp->IoStatus.Status = Status;
-    IoSkipCurrentIrpStackLocation(Irp);
-    return IoCallDriver(DevExt->Ldo, Irp);
-}
-
-NTSTATUS
-FdcFdoPowerDispatch(IN PDEVICE_OBJECT DeviceObject,
-                    IN PIRP Irp)
-{
-    PFDC_FDO_EXTENSION DevExt = DeviceObject->DeviceExtension;
-    
-    DPRINT1("Power request not handled\n");
-    
-    IoSkipCurrentIrpStackLocation(Irp);
-    return IoCallDriver(DevExt->Ldo, Irp);
-}
-
-NTSTATUS
-FdcFdoDeviceControlDispatch(IN PDEVICE_OBJECT DeviceObject,
-                            IN PIRP Irp)
-{
-    /* FIXME: We don't handle any of these yet */
-    
-    DPRINT1("Device control request not handled\n");
-    
-    Irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
-    
-    IoCompleteRequest(Irp, IO_NO_INCREMENT);
-    
-    return Irp->IoStatus.Status;
-}
-
-NTSTATUS
-FdcFdoInternalDeviceControlDispatch(IN PDEVICE_OBJECT DeviceObject,
-                                    IN PIRP Irp)
-{
-    /* FIXME: We don't handle any of these yet */
-    
-    DPRINT1("Internal device control request not handled\n");
-    
-    Irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
-    
-    IoCompleteRequest(Irp, IO_NO_INCREMENT);
-    
-    return Irp->IoStatus.Status;
-}

Removed: trunk/reactos/drivers/storage/fdc/fdc/pdo.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/storage/fdc/fdc/pd…
==============================================================================
--- trunk/reactos/drivers/storage/fdc/fdc/pdo.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/storage/fdc/fdc/pdo.c (removed)
@@ -1,260 +1,0 @@
-/*
- * COPYRIGHT:       See COPYING in the top level directory
- * PROJECT:         ReactOS Serial enumerator driver
- * FILE:            drivers/storage/fdc/fdc/pdo.c
- * PURPOSE:         Floppy class driver PDO functions
- *
- * PROGRAMMERS:     Cameron Gutman (cameron.gutman(a)reactos.org)
- */
-
-#include <wdm.h>
-
-#define INITGUID
-#include <wdmguid.h>
-
-#include "fdc.h"
-
-#define NDEBUG
-#include <debug.h>
-
-static NTSTATUS
-FdcPdoQueryId(PFDC_PDO_EXTENSION DevExt,
-              PIRP Irp,
-              PIO_STACK_LOCATION IrpSp)
-{
-    WCHAR Buffer[100];
-    PWCHAR BufferP;
-    
-    switch (IrpSp->Parameters.QueryId.IdType)
-    {
-        case BusQueryDeviceID:
-            BufferP = L"FDC\\GENERIC_FLOPPY_DRIVE";
-            break;
-        case BusQueryHardwareIDs:
-            BufferP = L"FDC\\GENERIC_FLOPPY_DRIVE\0";
-            break;
-        case BusQueryCompatibleIDs:
-            BufferP = L"GenFloppyDisk\0";
-            break;
-        case BusQueryInstanceID:
-            swprintf(Buffer, L"%d", DevExt->FloppyNumber);
-            BufferP = Buffer;
-            break;
-        default:
-            return STATUS_UNSUCCESSFUL;
-    }
-    
-    Irp->IoStatus.Information = (ULONG_PTR)BufferP;
-    
-    return STATUS_SUCCESS;
-}
-
-#if 0
-static NTSTATUS
-FdcPdoQueryBusInformation(PIRP Irp)
-{
-    PPNP_BUS_INFORMATION BusInformation;
-    
-    BusInformation = ExAllocatePool(PagedPool, sizeof(PNP_BUS_INFORMATION));
-    if (!BusInformation)
-    {
-        DPRINT1("Failed to allocate PnP bus info struct\n");
-        return STATUS_INSUFFICIENT_RESOURCES;
-    }
-    
-    BusInformation->BusTypeGuid = GUID_BUS_TYPE_INTERNAL;
-    BusInformation->LegacyBusType = Internal;
-    BusInformation->BusNumber = 0;
-    
-    Irp->IoStatus.Information = (ULONG_PTR)BusInformation;
-    
-    return STATUS_SUCCESS;
-}
-#endif
-
-static NTSTATUS
-FdcPdoQueryCapabilities(PFDC_PDO_EXTENSION DevExt,
-                        PIO_STACK_LOCATION IrpSp)
-{
-    PDEVICE_CAPABILITIES DevCaps = IrpSp->Parameters.DeviceCapabilities.Capabilities;
-    
-    DevCaps->DeviceD1 = 0;
-    DevCaps->DeviceD2 = 0;
-    DevCaps->LockSupported = 0;
-    DevCaps->EjectSupported = 0;
-    DevCaps->Removable = 0;
-    DevCaps->DockDevice = 0;
-    DevCaps->UniqueID = 0;
-    DevCaps->SilentInstall = 0;
-    DevCaps->RawDeviceOK = 0;
-    DevCaps->SurpriseRemovalOK = 0;
-    DevCaps->WakeFromD0 = 0;
-    DevCaps->WakeFromD1 = 0;
-    DevCaps->WakeFromD2 = 0;
-    DevCaps->WakeFromD3 = 0;
-    DevCaps->HardwareDisabled = 0;
-    DevCaps->NoDisplayInUI = 0;
-    DevCaps->Address = DevExt->FloppyNumber;
-    DevCaps->SystemWake = PowerSystemUnspecified;
-    DevCaps->DeviceWake = PowerDeviceUnspecified;
-    DevCaps->D1Latency = 0;
-    DevCaps->D2Latency = 0;
-    DevCaps->D3Latency = 0;
-    
-    return STATUS_SUCCESS;
-}
-
-static NTSTATUS
-FdcPdoQueryTargetDeviceRelations(PFDC_PDO_EXTENSION DevExt,
-                                 PIRP Irp)
-{
-    PDEVICE_RELATIONS DeviceRelations;
-
-    DeviceRelations = ExAllocatePool(NonPagedPool,
-                                     sizeof(DEVICE_RELATIONS));
-    if (!DeviceRelations)
-    {
-        DPRINT1("Failed to allocate memory for device relations\n");
-        return STATUS_INSUFFICIENT_RESOURCES;
-    }
-    
-    DeviceRelations->Count = 1;
-    DeviceRelations->Objects[0] = DevExt->Common.DeviceObject;
-    
-    Irp->IoStatus.Information = (ULONG_PTR)DeviceRelations;
-    
-    return STATUS_SUCCESS;
-}
-
-static VOID
-FdcPdoRemoveDevice(PFDC_PDO_EXTENSION DevExt)
-{
-    KIRQL OldIrql;
-
-    KeAcquireSpinLock(&DevExt->FdoDevExt->FloppyDriveListLock, &OldIrql);
-    RemoveEntryList(&DevExt->ListEntry);
-    KeReleaseSpinLock(&DevExt->FdoDevExt->FloppyDriveListLock, OldIrql);
-
-    IoDeleteDevice(DevExt->Common.DeviceObject);
-}
-
-NTSTATUS
-FdcPdoPnpDispatch(IN PDEVICE_OBJECT DeviceObject,
-                  IN PIRP Irp)
-{
-    PFDC_PDO_EXTENSION DevExt = DeviceObject->DeviceExtension;
-    PIO_STACK_LOCATION IrpSp = IoGetCurrentIrpStackLocation(Irp);
-    NTSTATUS Status = Irp->IoStatus.Status;
-    PWCHAR Buffer;
-    
-    switch (IrpSp->MinorFunction)
-    {
-        case IRP_MN_CANCEL_STOP_DEVICE:
-        case IRP_MN_CANCEL_REMOVE_DEVICE:
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_START_DEVICE:
-            DPRINT("Starting FDC PDO\n");
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_STOP_DEVICE:
-            DPRINT("Stopping FDC PDO\n");
-            /* We don't need to do anything here */
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_QUERY_REMOVE_DEVICE:
-        case IRP_MN_QUERY_STOP_DEVICE:
-            /* We don't care */
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_REMOVE_DEVICE:
-            DPRINT("Removing FDC PDO\n");
-            
-            FdcPdoRemoveDevice(DevExt);
-            
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_SURPRISE_REMOVAL:
-            /* Nothing special to do here to deal with surprise removal */
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_QUERY_DEVICE_TEXT:
-            Buffer = L"Floppy disk drive";
-            Irp->IoStatus.Information = (ULONG_PTR)Buffer;
-            Status = STATUS_SUCCESS;
-            break;
-        case IRP_MN_QUERY_ID:
-            Status = FdcPdoQueryId(DevExt, Irp, IrpSp);
-            break;
-        case IRP_MN_QUERY_CAPABILITIES:
-            Status = FdcPdoQueryCapabilities(DevExt, IrpSp);
-            break;
-        case IRP_MN_QUERY_DEVICE_RELATIONS:
-            if (IrpSp->Parameters.QueryDeviceRelations.Type == TargetDeviceRelation)
-            {
-                Status = FdcPdoQueryTargetDeviceRelations(DevExt, Irp);
-            }
-            break;
-#if 0
-        case IRP_MN_QUERY_BUS_INFORMATION:
-            Status = FdcPdoQueryBusInformation(Irp);
-            break;
-#endif
-        case IRP_MN_QUERY_RESOURCES:
-        case IRP_MN_QUERY_RESOURCE_REQUIREMENTS:
-            /* All resources are owned by the controller's FDO */
-            break;
-        default:
-            break;
-    }
-    
-    Irp->IoStatus.Status = Status;
-    IoCompleteRequest(Irp, IO_NO_INCREMENT);
-    
-    return Status;
-}
-
-NTSTATUS
-FdcPdoPowerDispatch(IN PDEVICE_OBJECT DeviceObject,
-                    IN PIRP Irp)
-{    
-    DPRINT1("Power request not handled\n");
-    
-    IoCompleteRequest(Irp, IO_NO_INCREMENT);
-    
-    return Irp->IoStatus.Status;
-}
-
-NTSTATUS
-FdcPdoDeviceControlDispatch(IN PDEVICE_OBJECT DeviceObject,
-                            IN PIRP Irp)
-{
-    UNREFERENCED_PARAMETER(DeviceObject);
-    
-    /* FIXME: We don't handle any of these yet */
-    
-    DPRINT1("Device control request not handled\n");
-    
-    Irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
-    
-    IoCompleteRequest(Irp, IO_NO_INCREMENT);
-    
-    return Irp->IoStatus.Status;
-}
-
-NTSTATUS
-FdcPdoInternalDeviceControlDispatch(IN PDEVICE_OBJECT DeviceObject,
-                                    IN PIRP Irp)
-{
-    UNREFERENCED_PARAMETER(DeviceObject);
-    
-    /* FIXME: We don't handle any of these yet */
-    
-    DPRINT1("Internal device control request not handled\n");
-    
-    Irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
-    
-    IoCompleteRequest(Irp, IO_NO_INCREMENT);
-    
-    return Irp->IoStatus.Status;
-}