SIMPLE_NETWORK Protocol
Version 1.02 12/12/00 303
16-bit UNDI and 32/64-bit S/W UNDI:
Id contains the address of the first byte of the copy of the !PXE
structure in the relocated UNDI code segment. See the Preboot
Execution Environment (PXE) Specification and Appendix G.
H/W UNDI:
Id contains the address of the !PXE structure.
ImageAddr Address of the un-relocated network interface image.
16-bit UNDI:
ImageAddr is the address of the PXE option ROM image in upper
memory.
32/64-bit S/W UNDI:
ImageAddr is the address of the un-relocated S/W UNDI image.
H/W UNDI:
ImageAddr contains zero.
ImageSize Size of un-relocated network interface image.
16-bit UNDI:
ImageSize is the size of the PXE option ROM image in upper
memory.
32/64-bit S/W UNDI:
ImageSize is the size of the un-relocated S/W UNDI image.
H/W UNDI:
ImageSize contains zero.
StringId A four-character ASCII string that is sent in the class identifier field of
option 60 in DHCP. For a Type of EfiNetworkInterfaceUndi,
this field is "UNDI".
Type Network interface type. This will be set to one of the values in
EFI_NETWORK_INTERFACE_TYPE (See “Related Definitions”).