Table of Contents
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Q-Code table
Code
Description
PCH DXE initialization is started
70
71
PCH DXE SMM initialization is started
PCH devices initialization
72
PCH DXE Initialization (PCH module specific)
73 – 77
ACPI module initialization
78
CSM initialization
79
Reserved for future AMI DXE codes
7A – 7F
Boot Device Selection (BDS) phase is started
90
91
Driver connecting is started
PCI Bus initialization is started
92
PCI Bus Hot Plug Controller Initialization
93
PCI Bus Enumeration
94
PCI Bus Request Resources
95
PCI Bus Assign Resources
96
Console Output devices connect
97
98
Console input devices connect
Super IO Initialization
99
USB initialization is started
9A
USB Reset
9B
USB Detect
9C
USB Enable
9D
Reserved for future AMI codes
9E – 9F
A0
IDE initialization is started
IDE Reset
A1
IDE Detect
A2
IDE Enable
A3
SCSI initialization is started
A4
SCSI Reset
A5
A6
SCSI Detect
A7
SCSI Enable
Setup Verifying Password
A8
1-20
(continued on the next page)
Chapter 1: Product Introduction
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