Table of Contents
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G.4.18 Transmit......................................................................................... 460
G.4.19 Receive.......................................................................................... 464
G.5
UNDI as an EFI Runtime Driver............................................................. 466
.......................................................................................................................... 469
Figures
1-1.
EFI Conceptual Overview ........................................................................ 10
2-1.
Booting Sequence ................................................................................... 13
2-2.
Construction of a Protocol ....................................................................... 19
3-1.
Device Handle to Protocol Handler Mapping ........................................... 56
4-1.
Stack after ImageEntryPoint Called, IA-32 ............................................ 115
4-2.
Stack after ImageEntryPoint Called, Itanium-based Systems................ 116
16-1. Nesting of Legacy MBR Partition Records............................................. 308
16-2. GUID Partition Table (GPT) Scheme..................................................... 310
C-1.
Example Computer System ................................................................... 337
C-2.
Partial ACPI Name Space for Example System .................................... 338
C-3.
EFI Device Path Displayed As a Name Space ...................................... 343
G-1.
Network Stacks with Three Classes of Drivers ...................................... 376
G-2.
!PXE Structures for H/W and S/W UNDI................................................ 378
G-3.
Issuing UNDI Commands ...................................................................... 383
G-4.
UNDI Command Descriptor Block (CDB) .............................................. 384
G-5.
Storage Types ....................................................................................... 390
G-6.
UNDI States, Transitions & Valid Commands........................................ 416
G-7.
Linked CDBs.......................................................................................... 417
G-8.
Queued CDBs ....................................................................................... 418
Tables
1-1.
Organization of EFI Specification .............................................................. 2
2-1.
EFI Runtime Services .............................................................................. 15
2-2.
Common EFI Data Types ........................................................................ 16
2-3.
Modifiers for Common EFI Data Types.................................................... 17
2-4.
EFI Protocols ........................................................................................... 20
2-5.
Required EFI Implementation Elements .................................................. 21
2-6.
Optional EFI Implementation Elements ................................................... 22
3-1.
Event, Timer, and Task Priority Functions ............................................... 26
Version 1.02
12/12/00
Contents
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