Data type Range Default value
REG_SZ Base port device name PointerClass


Specifies the base name for the device objects created by the mouse class device driver.

Note Image Note

The device driver stores information about the device in a subkey of DEVICEMAP (HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP) that has the same name as the value of this entry. The pointer class driver uses the DEVICEMAP subkey to locate the pointer port device objects.