Unique ID that is required by ACPI if two devices have the
same _HID. This value must also match the corresponding
UID/_HID pair in the ACPI name space. Only the 32-bit
numeric value type of UID is supported. Thus, strings must
not be used for the UID in the ACPI name space.
Unique ID that is required by ACPI if two devices have the same _HID. This value must also match the corresponding UID/_HID pair in the ACPI name space. Only the 32-bit numeric value type of UID is supported. Thus, strings must not be used for the UID in the ACPI name space.