Intel Desktop Board DP55WB Technical Product Specification 
72   
Table 37.  Port 80h POST Codes (continued) 
POST Code  Description of POST Operation 
 
DXE Drivers 
E7  Waiting for user input 
E8 Checking password 
E9  Entering BIOS setup 
EB  Calling Legacy Option ROMs 
 
Runtime Phase/EFI OS Boot 
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 
 
PEIMs/Recovery 
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