Device Information Routines
Retrieves information about a device such as configuration information and the name of its PDO.
Notifies the PnP manager that the relations for a device have changed.
Notifies the PnP manager that the PnP state of a device has changed. In response, the PnP manager sends an IRP_MN_QUERY_PNP_DEVICE_STATE to the device stack.
Reports a non-PnP device to the PnP manager.
Claims hardware resources in the configuration registry for a legacy device. This routine is for drivers that detect legacy hardware that cannot be enumerated by PnP.