Intel Extensible Firmware Interface - Manual (Page 634)

Extensible Firmware Interface Specification
15-28 12/01/02 Version 1.10
Type Network interface type. This will be set to one of the values in
EFI_NETWORK_INTERFACE_TYPE (see “Related Definitions”
below).
MajorVer Major version number.
16-bit UNDI:
MajorVer comes from the third byte of the UNDIRev field in the
UNDI ROM ID structure. Refer to the Preboot Execution Environment
(PXE) Specification.
32/64-bit S/W UNDI and H/W UNDI:
MajorVer comes from the Major field in the !PXE structure. See
Appendix E.
MinorVer Minor version number.
16-bit UNDI:
MinorVer comes from the second byte of the UNDIRev field in the
UNDI ROM ID structure. Refer to the Preboot Execution Environment
(PXE) Specification.
32/64-bit S/W UNDI and H/W UNDI:
MinorVer comes from the Minor field in the !PXE structure. See
Appendix E.
Ipv6Supported TRUE if the network interface supports IPv6; otherwise FALSE .
IfNum The network interface number that is being identified by this Network
Interface Identifier Protocol. This field must be less than or equal to the
IFcnt field in the !PXE structure.
Related Definitions
//*******************************************************
// EFI_NETWORK_INTERFACE_TYPE
//*******************************************************
typedef enum {
EfiNetworkInterfaceUndi = 1
} EFI_NETWORK_INTERFACE_TYPE;
Description
The EFI_NETWORK_INTERFACE_IDENTIFIER Protocol is used by the
EFI_PXE_BASE_CODE Protocol and OS loaders to identify the type of the underlying network
interface and to locate its initial entry point.