ACPI_EXTENDED_HID_DEVICE_PATH Struct Reference

Data Fields
EFI_DEVICE_PATH_PROTOCOL	Header
UINT32	HID
UINT32	UID
UINT32	CID

Field Documentation

UINT32 ACPI_EXTENDED_HID_DEVICE_PATH::CID

Device's compatible PnP hardware ID stored in a numeric 32-bit compressed EISA-type ID. This value must match at least one of the compatible device IDs returned by the corresponding _CID in the ACPI name space.

EFI_DEVICE_PATH_PROTOCOL ACPI_EXTENDED_HID_DEVICE_PATH::Header

UINT32 ACPI_EXTENDED_HID_DEVICE_PATH::HID

Device's PnP hardware ID stored in a numeric 32-bit compressed EISA-type ID. This value must match the corresponding _HID in the ACPI name space.

UINT32 ACPI_EXTENDED_HID_DEVICE_PATH::UID

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.