NTSTATUS NTAPI SermouseStartDevice	(	IN PDEVICE_OBJECT	DeviceObject,
		IN PIRP	Irp
	)
Definition at line 78 of file fdo.c.
Referenced by SermousePnp().
{
    PSERMOUSE_DEVICE_EXTENSION DeviceExtension;
    SERMOUSE_MOUSE_TYPE MouseType;
    NTSTATUS Status;

    DeviceExtension = (PSERMOUSE_DEVICE_EXTENSION)DeviceObject->DeviceExtension;

    ASSERT(DeviceExtension->PnpState == dsStopped);
    ASSERT(DeviceExtension->LowerDevice);
    MouseType = SermouseDetectLegacyDevice(DeviceExtension->LowerDevice);
    if (MouseType == mtNone)
    {
        WARN_(SERMOUSE, "No mouse connected to Fdo %p\n",
            DeviceExtension->LowerDevice);
        return STATUS_DEVICE_NOT_CONNECTED;
    }

    switch (MouseType)
    {
        case mtMicrosoft:
            DeviceExtension->AttributesInformation.MouseIdentifier = MOUSE_SERIAL_HARDWARE;
            DeviceExtension->AttributesInformation.NumberOfButtons = 2;
            break;
        case mtLogitech:
            DeviceExtension->AttributesInformation.MouseIdentifier = MOUSE_SERIAL_HARDWARE;
            DeviceExtension->AttributesInformation.NumberOfButtons = 3;
            break;
        case mtWheelZ:
            DeviceExtension->AttributesInformation.MouseIdentifier = WHEELMOUSE_SERIAL_HARDWARE;
            DeviceExtension->AttributesInformation.NumberOfButtons = 3;
            break;
        default:
            WARN_(SERMOUSE, "Unknown mouse type 0x%lx\n", MouseType);
            ASSERT(FALSE);
            return STATUS_UNSUCCESSFUL;
    }

    if (DeviceExtension->DriverExtension->NumberOfButtons != 0)
        /* Override the number of buttons */
        DeviceExtension->AttributesInformation.NumberOfButtons = DeviceExtension->DriverExtension->NumberOfButtons;

    DeviceExtension->AttributesInformation.SampleRate = 1200 / 8;
    DeviceExtension->AttributesInformation.InputDataQueueLength = 1;
    DeviceExtension->MouseType = MouseType;
    DeviceExtension->PnpState = dsStarted;

    /* Start read loop */
    Status = PsCreateSystemThread(
        &DeviceExtension->WorkerThreadHandle,
        (ACCESS_MASK)0L,
        NULL,
        NULL,
        NULL,
        SermouseDeviceWorker,
        DeviceObject);

    return Status;
}
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