fdo.c File Reference

#include <isapnp.h>
#include <debug.h>

Include dependency graph for fdo.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
NTSTATUS NTAPI	IsaFdoStartDevice (IN PISAPNP_FDO_EXTENSION FdoExt, IN PIRP Irp, IN PIO_STACK_LOCATION IrpSp)
NTSTATUS NTAPI	IsaFdoQueryDeviceRelations (IN PISAPNP_FDO_EXTENSION FdoExt, IN PIRP Irp, IN PIO_STACK_LOCATION IrpSp)
NTSTATUS NTAPI	IsaFdoPnp (IN PISAPNP_FDO_EXTENSION FdoExt, IN PIRP Irp, IN PIO_STACK_LOCATION IrpSp)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 11 of file fdo.c.

Function Documentation

IsaFdoPnp()

NTSTATUS NTAPI IsaFdoPnp	(	IN PISAPNP_FDO_EXTENSION	FdoExt,
		IN PIRP	Irp,
		IN PIO_STACK_LOCATION	IrpSp
	)

Definition at line 44 of file fdo.c.

{
    NTSTATUS Status = Irp->IoStatus.Status;

    switch (IrpSp->MinorFunction)
    {
        case IRP_MN_START_DEVICE:
            Status = IsaForwardIrpSynchronous(FdoExt, Irp);

            if (NT_SUCCESS(Status))
                Status = IsaFdoStartDevice(FdoExt, Irp, IrpSp);

            Irp->IoStatus.Status = Status;

            IoCompleteRequest(Irp, IO_NO_INCREMENT);
            return Status;

        case IRP_MN_STOP_DEVICE:
            FdoExt->Common.State = dsStopped;

            Status = STATUS_SUCCESS;
            break;

        case IRP_MN_QUERY_DEVICE_RELATIONS:
            Status = IsaFdoQueryDeviceRelations(FdoExt, Irp, IrpSp);

            Irp->IoStatus.Status = Status;

            IoCompleteRequest(Irp, IO_NO_INCREMENT);
            return Status;

        case IRP_MN_FILTER_RESOURCE_REQUIREMENTS:
            DPRINT("IRP_MN_FILTER_RESOURCE_REQUIREMENTS\n");
            break;

        default:
            DPRINT1("Unknown PnP code: %x\n", IrpSp->MinorFunction);
            break;
    }

    IoSkipCurrentIrpStackLocation(Irp);

    return IoCallDriver(FdoExt->Ldo, Irp);
}

Referenced by IsaPnp().

IsaFdoQueryDeviceRelations()

NTSTATUS NTAPI IsaFdoQueryDeviceRelations	(	IN PISAPNP_FDO_EXTENSION	FdoExt,
		IN PIRP	Irp,
		IN PIO_STACK_LOCATION	IrpSp
	)

Definition at line 31 of file fdo.c.

{
    if (IrpSp->Parameters.QueryDeviceRelations.Type != BusRelations)
        return Irp->IoStatus.Status;

    return IsaPnpFillDeviceRelations(FdoExt, Irp, TRUE);
}

Referenced by IsaFdoPnp().

IsaFdoStartDevice()

NTSTATUS NTAPI IsaFdoStartDevice	(	IN PISAPNP_FDO_EXTENSION	FdoExt,
		IN PIRP	Irp,
		IN PIO_STACK_LOCATION	IrpSp
	)

Definition at line 16 of file fdo.c.

{
    UNREFERENCED_PARAMETER(Irp);
    UNREFERENCED_PARAMETER(IrpSp);

    FdoExt->Common.State = dsStarted;

    return STATUS_SUCCESS;
}

Referenced by IsaFdoPnp().