2010-04-07 20:19:29 +00:00
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/*
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* PROJECT: ReactOS ISA PnP Bus driver
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* FILE: pdo.c
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* PURPOSE: PDO-specific code
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* PROGRAMMERS: Cameron Gutman (cameron.gutman@reactos.org)
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*/
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2014-02-06 11:18:34 +00:00
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2010-04-07 20:19:29 +00:00
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#include <isapnp.h>
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#define NDEBUG
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#include <debug.h>
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NTSTATUS
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NTAPI
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IsaPdoQueryDeviceRelations(
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2020-03-20 18:19:30 +00:00
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IN PISAPNP_PDO_EXTENSION PdoExt,
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IN PIRP Irp,
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IN PIO_STACK_LOCATION IrpSp)
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2010-04-07 20:19:29 +00:00
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{
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2020-03-20 18:19:30 +00:00
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PDEVICE_RELATIONS DeviceRelations;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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if (IrpSp->Parameters.QueryDeviceRelations.Type != TargetDeviceRelation)
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return Irp->IoStatus.Status;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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DeviceRelations = ExAllocatePool(PagedPool, sizeof(*DeviceRelations));
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if (!DeviceRelations)
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return STATUS_INSUFFICIENT_RESOURCES;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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DeviceRelations->Count = 1;
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DeviceRelations->Objects[0] = PdoExt->Common.Self;
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ObReferenceObject(PdoExt->Common.Self);
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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Irp->IoStatus.Information = (ULONG_PTR)DeviceRelations;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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return STATUS_SUCCESS;
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2010-04-07 20:19:29 +00:00
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}
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2020-02-10 20:31:28 +00:00
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NTSTATUS
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NTAPI
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IsaPdoQueryCapabilities(
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2020-03-20 18:19:30 +00:00
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IN PISAPNP_PDO_EXTENSION PdoExt,
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IN PIRP Irp,
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IN PIO_STACK_LOCATION IrpSp)
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2020-02-10 20:31:28 +00:00
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{
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2020-03-20 18:19:30 +00:00
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PDEVICE_CAPABILITIES DeviceCapabilities;
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PISAPNP_LOGICAL_DEVICE LogDev = PdoExt->IsaPnpDevice;
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2020-02-10 20:31:28 +00:00
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2020-03-20 18:19:30 +00:00
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DeviceCapabilities = IrpSp->Parameters.DeviceCapabilities.Capabilities;
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if (DeviceCapabilities->Version != 1)
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return STATUS_UNSUCCESSFUL;
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2020-02-10 20:31:28 +00:00
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2020-03-20 18:19:30 +00:00
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DeviceCapabilities->UniqueID = LogDev->SerialNumber != 0xffffffff;
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DeviceCapabilities->Address = LogDev->CSN;
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2020-02-10 20:31:28 +00:00
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2020-03-20 18:19:30 +00:00
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return STATUS_SUCCESS;
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2020-02-10 20:31:28 +00:00
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}
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NTSTATUS
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NTAPI
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IsaPdoQueryId(
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2020-03-20 18:19:30 +00:00
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IN PISAPNP_PDO_EXTENSION PdoExt,
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IN PIRP Irp,
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IN PIO_STACK_LOCATION IrpSp)
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2020-02-10 20:31:28 +00:00
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{
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2020-03-20 18:19:30 +00:00
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PISAPNP_LOGICAL_DEVICE LogDev = PdoExt->IsaPnpDevice;
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WCHAR Temp[256];
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PWCHAR Buffer, End;
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ULONG Length;
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NTSTATUS Status;
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switch (IrpSp->Parameters.QueryId.IdType)
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2020-02-10 20:31:28 +00:00
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{
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2020-03-20 18:19:30 +00:00
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case BusQueryDeviceID:
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{
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DPRINT("IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryDeviceID\n");
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Status = RtlStringCbPrintfExW(Temp, sizeof(Temp),
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&End,
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NULL, 0,
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L"ISAPNP\\%3S%04X",
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LogDev->VendorId,
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LogDev->ProdId);
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if (!NT_SUCCESS(Status))
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return Status;
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Length = End - Temp;
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Temp[Length++] = UNICODE_NULL;
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break;
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}
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case BusQueryHardwareIDs:
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DPRINT("IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryHardwareIDs\n");
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Status = RtlStringCbPrintfExW(Temp, sizeof(Temp),
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&End,
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NULL, 0,
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L"ISAPNP\\%3S%04X",
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LogDev->VendorId,
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LogDev->ProdId);
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if (!NT_SUCCESS(Status))
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return Status;
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Length = End - Temp;
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Temp[Length++] = UNICODE_NULL;
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Status = RtlStringCbPrintfExW(Temp + Length, sizeof(Temp) - Length,
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&End,
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NULL, 0,
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L"*%3S%04X",
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LogDev->VendorId,
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LogDev->ProdId);
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if (!NT_SUCCESS(Status))
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return Status;
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Length = End - Temp;
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Temp[Length++] = UNICODE_NULL;
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Temp[Length++] = UNICODE_NULL;
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break;
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case BusQueryInstanceID:
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DPRINT("IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryInstanceID\n");
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Status = RtlStringCbPrintfExW(Temp, sizeof(Temp),
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&End,
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NULL, 0,
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L"%X",
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LogDev->SerialNumber);
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if (!NT_SUCCESS(Status))
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return Status;
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Length = End - Temp;
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Temp[Length++] = UNICODE_NULL;
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break;
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default:
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DPRINT1("IRP_MJ_PNP / IRP_MN_QUERY_ID / unknown query id type 0x%lx\n",
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IrpSp->Parameters.QueryId.IdType);
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return Irp->IoStatus.Status;
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2020-02-10 20:31:28 +00:00
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}
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2020-03-20 18:19:30 +00:00
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Buffer = ExAllocatePool(PagedPool, Length * sizeof(WCHAR));
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if (!Buffer)
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return STATUS_NO_MEMORY;
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RtlCopyMemory(Buffer, Temp, Length * sizeof(WCHAR));
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Irp->IoStatus.Information = (ULONG_PTR)Buffer;
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return STATUS_SUCCESS;
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2020-02-10 20:31:28 +00:00
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}
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2010-04-07 20:19:29 +00:00
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NTSTATUS
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NTAPI
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IsaPdoPnp(
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2020-03-20 18:19:30 +00:00
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IN PISAPNP_PDO_EXTENSION PdoExt,
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IN PIRP Irp,
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IN PIO_STACK_LOCATION IrpSp)
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2010-04-07 20:19:29 +00:00
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{
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2020-03-20 18:19:30 +00:00
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NTSTATUS Status = Irp->IoStatus.Status;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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switch (IrpSp->MinorFunction)
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{
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case IRP_MN_START_DEVICE:
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Status = IsaHwActivateDevice(PdoExt->IsaPnpDevice);
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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if (NT_SUCCESS(Status))
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PdoExt->Common.State = dsStarted;
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break;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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case IRP_MN_STOP_DEVICE:
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Status = IsaHwDeactivateDevice(PdoExt->IsaPnpDevice);
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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if (NT_SUCCESS(Status))
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PdoExt->Common.State = dsStopped;
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break;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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case IRP_MN_QUERY_DEVICE_RELATIONS:
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Status = IsaPdoQueryDeviceRelations(PdoExt, Irp, IrpSp);
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break;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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case IRP_MN_QUERY_CAPABILITIES:
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Status = IsaPdoQueryCapabilities(PdoExt, Irp, IrpSp);
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break;
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2020-02-10 20:31:28 +00:00
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2020-03-20 18:19:30 +00:00
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case IRP_MN_QUERY_RESOURCES:
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DPRINT1("IRP_MN_QUERY_RESOURCES is UNIMPLEMENTED!\n");
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break;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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case IRP_MN_QUERY_RESOURCE_REQUIREMENTS:
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DPRINT1("IRP_MN_QUERY_RESOURCE_REQUIREMENTS is UNIMPLEMENTED!\n");
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break;
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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case IRP_MN_QUERY_ID:
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Status = IsaPdoQueryId(PdoExt, Irp, IrpSp);
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break;
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2020-02-10 20:31:28 +00:00
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2020-03-20 18:19:30 +00:00
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default:
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DPRINT1("Unknown PnP code: %x\n", IrpSp->MinorFunction);
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break;
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}
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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Irp->IoStatus.Status = Status;
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IoCompleteRequest(Irp, IO_NO_INCREMENT);
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2010-04-07 20:19:29 +00:00
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2020-03-20 18:19:30 +00:00
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return Status;
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2010-04-07 20:19:29 +00:00
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}
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