Intel BLKDG33FBC Technical Product Specification page 73

Table 37. Port 80h POST Codes (continued)
POST Code Description of POST Operation
E7 Waiting for user input
E8 Checking password
E9 Entering BIOS setup
EB Calling Legacy Option ROMs
F4 Entering Sleep state
F5 Exiting Sleep state
F8 EFI boot service ExitBootServices ( ) has been called
F9 EFI runtime service SetVirtualAddressMap ( ) has been called
FA EFI runtime service ResetSystem ( ) has been called
30 Crisis Recovery has initiated per User request
31 Crisis Recovery has initiated by software (corrupt flash)
34 Loading recovery capsule
35 Handing off control to the recovery capsule
3F Unable to recover
Error Messages and Beep Codes
DXE Drivers
Runtime Phase/EFI OS Boot
PEIMs/Recovery
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