Efi_Pxe_Base_Code.discover() - Intel Extensible Firmware Interface Specification

Intel extensible firmware interface specification
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14.1.4 EFI_PXE_BASE_CODE.Discover()

Summary
Attempts to complete the PXE Boot Server and/or boot image discovery sequence.
Prototype
EFI_STATUS
(EFIAPI *EFI_PXE_BASE_CODE_DISCOVER) (
IN EFI_PXE_BASE_CODE
IN UINT16
IN UINT16
IN BOOLEAN
IN EFI_PXE_BASE_CODE_DISCOVER_INFO
);
Parameters
This
Type
Layer
UseBis
Info
Version 1.02
Pointer to the
EFI_PXE_BASE_CODE
The type of bootstrap to perform. See "Related Definitions".
Pointer to the boot server layer number to discover, which must be
PXE_BOOT_LAYER_INITIAL
discovered. This is the only layer type that will perform multicast and
broadcast discovery. All other layer types will only perform unicast
discovery. If the boot server changes Layer, then the new
be returned.
if Boot Integrity Services are to be used. False otherwise.
TRUE
Pointer to a data structure that contains additional information on the
type of discovery operation that is to be performed. If this field is NULL,
then the contents of the cached
will be used.
12/12/00
PXE Base Code Protocol
*This,
Type,
*Layer,
UseBis,
*Info
instance.
when a new server type is being
and
DhcpAck
ProxyOffer
OPTIONAL
will
Layer
packets
253

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