C
HECKPOINTS
BIOS
3-55
0x70
South Bridge DXE initialization is started
0x71
South Bridge DXE SMM initialization is started
0x72
South Bridge devices initialization
0x73
South Bridge DXE Initialization (South Bridge module specific)
0x74
South Bridge DXE Initialization (South Bridge module specific)
0x75
South Bridge DXE Initialization (South Bridge module specific)
0x76
South Bridge DXE Initialization (South Bridge module specific)
0x77
South Bridge DXE Initialization (South Bridge module specific)
0x78 ACPI
module
initialization
0x79 CSM
initialization
0x7A – 0x7F
Reserved for future AMI DXE codes
0x80 – 0x8F
OEM DXE initialization codes
0x90
Boot Device Selection (BDS) phase is started
0x91
Driver connecting is started
0x92
PCI Bus initialization is started
0x93
PCI Bus Hot Plug Controller Initialization
0x94 PCI
Bus
Enumeration
0x95
PCI Bus Request Resources
0x96
PCI Bus Assign Resources
0x97
Console Output devices connect
0x98
Console input devices connect
0x99 Super
IO
Initialization
0x9A
USB initialization is started
0x9B USB
Reset
0x9C USB
Detect
0x9D USB
Enable
0x9E – 0x9F
Reserved for future AMI codes
0xA0
IDE initialization is started
0xA1 IDE
Reset
0xA2 IDE
Detect
0xA3 IDE
Enable
0xA4
SCSI initialization is started
0xA5 SCSI
Reset
0xA6 SCSI
Detect
0xA7 SCSI
Enable
0xA8 Setup
Verifying
Password
Table 44: DXE Phase (Continued)
S
TATUS
C
ODE
D
ESCRIPTION