Intel Extensible Firmware Interface User Manual

Page 636

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Extensible Firmware Interface Specification

15-30

12/01/02

Version 1.10

Parameters

Revision

The revision of the

EFI_PXE_BASE_CODE

Protocol. All

future revisions must be backwards compatible. If a future
version is not backwards compatible it is not the same GUID.

Start

Starts the PXE Base Code Protocol. Mode structure information
is not valid and no other Base Code Protocol functions will
operate until the Base Code is started. See the

Start()

function description.

Stop

Stops the PXE Base Code Protocol. Mode structure information
is unchanged by this function. No Base Code Protocol functions
will operate until the Base Code is restarted. See the

Stop()

function description.

Dhcp

Attempts to complete a DHCPv4 D.O.R.A. (discover / offer /
request / acknowledge) or DHCPv6 S.A.R.R (solicit / advertise /
request / reply) sequence. See the

Dhcp()

function description.

Discover

Attempts to complete the PXE Boot Server and/or boot image
discovery sequence. See the

Discover()

function

description.

Mtftp

Performs TFTP and MTFTP services. See the

Mtftp()

function description.

UdpWrite

Writes a UDP packet to the network interface. See the

UdpWrite()

function description.

UdpRead

Reads a UDP packet from the network interface. See the

UdpRead()

function description.

SetIpFilter

Updates the IP receive filters of the network device. See the

SetIpFilter()

function description.

Arp

Uses the ARP protocol to resolve a MAC address. See the

Arp()

function description.

SetParameters

Updates the parameters that affect the operation of the PXE Base
Code Protocol. See the

SetParameters()

function

description.

SetStationIp

Updates the station IP address and subnet mask values. See the

SetStationIp()

function description.

SetPackets

Updates the contents of the cached DHCP and Discover packets.
See the

SetPackets()

function description.

Mode

Pointer to the

EFI_PXE_BASE_CODE_MODE

data for this

device. The

EFI_PXE_BASE_CODE_MODE

structure is

defined in “Related Definitions” below.

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