66
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
0xA9 Start of Setup
0xAA Reserved for ASL (see ASL Status Codes section below)
0xAB Setup Input Wait
0xAC Reserved for ASL (see ASL Status Codes section below)
0xAD Ready To Boot event
0xAE Legacy Boot event
0xAF Exit Boot Services event
0xB0 Runtime Set Virtual Address MAP Begin
0xB1 Runtime Set Virtual Address MAP End
0xB2 Legacy Option ROM Initialization
0xB3 System Reset
0xB4 USB hot plug
0xB5 PCI bus hot plug
0xB6 Clean-up of NVRAM
0xB7 Configuration Reset (reset of NVRAM settings)
0xB8 – 0xBF Reserved for future AMI codes
0xC0 – 0xCF OEM BDS initialization codes
DXE Error Codes
0xD0 CPU initialization error
0xD1 North Bridge initialization error
0xD2 South Bridge initialization error
0xD3 Some of the Architectural Protocols are not available
0xD4 PCI resource allocation error. Out of Resources
0xD5 No Space for Legacy Option ROM
0xD6 No Console Output Devices are found
0xD7 No Console Input Devices are found
0xD8 Invalid password
0xD9 Error loading Boot Option (LoadImage returned error)
0xDA Boot Option is failed (StartImage returned error)
0xDB Flash update is failed
0xDC Reset protocol is not available