Intel BLKDX79TO manual PEIMs/Recovery, CPU Initialization PEI, DXE, SMM, Buses, Fixed Media

Error Messages and Indicators

Table 18. Port 80h POST Codes (continued)

PEIMs/Recovery

31, 33, 34

Recovery has initiate, load, valid

	CPU Initialization (PEI, DXE, SMM)
41-43	Begin to end CPU PEI init
44-46	Begin to end CPU SMM init/relocate bases
47-4C	CPU DXE phase begin to end
4D-4F	CPU DXE SMM phase begin to end

	I/O Buses
50-52	PCI enumeration, allocation, hot plug
58, 59	Resetting USB bus
5A, 5B	Resetting SATA bus and all devices
5F	Unrecoverable error, start with PIC

	Boot Device Selection (BDS)
60-6F	BDS driver entry
E4	Entered DXE phase
E7	Waiting for user input
E8	Checking password
E9	Entering BIOS setup
EB	Calling legacy option ROMs

	Keyboard/Mouse (PS/2 or USB)
90-95	Keyboard initialization
98-9B	Mouse initialization

Fixed Media

B0-BF

Detecting and initializing fixed media

Runtime Phase/EFI Operating System Boot

F8

F9

EFI boot service ExitBootServices

EFI runtime service SetVirtualAddressMap

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