Intel S5500BC User Guide - Page 77

Runtime Phase / EFI Operating System Boot

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Table 8. Diagnostic LED POST Code Decoder 0xE2h O O O X X X O X Initial memory found, configured, and installed correctly 0xE3h O O O X X X O O Reserved for initialization module use (PEIM) Driver Execution Environment (DXE) Core (not accompanied by a beep code) 0xE4h O O O X X O X X Entered EFI driver execution phase (DXE) 0xE5h O O O X X O X O Started dispatching drivers 0xE6h O O O X X O O X Started connecting drivers DXE Drivers (not accompanied by a beep code) 0xE7h O O O X O O X O Waiting for user input 0xE8h O O O X O X X X Checking password 0xE9h O O O X O X X O Entering BIOS setup 0xEAh O O O X O O X X Flash Update 0xEEh O O O X O O X X Calling Int 19. One beep unless silent boot is enabled. 0xEFh O O O X O O X O Unrecoverable boot failure Runtime Phase / EFI Operating System Boot 0xF4h O O O O X O X X Entering Sleep state 0xF5h O O O O X O X O Exiting Sleep state 0xF8h O O O O X O X X Operating system has requested EFI to close boot services (ExitBootServices ( ) has been called) 0xF9h O O O O X O X O Operating system has switched to virtual address mode (SetVirtualAddressMap ( ) has been called) 0xFAh O O O O O X O X Operating system has requested the system to reset (ResetSystem () has been called) Pre-EFI Initialization Module (PEIM) / Recovery 0x30h X X O O X X X X Crisis recovery has been initiated because of a user request Intel® Server Board S5500BC User's Guide 57

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Intel
®
Server Board S5500BC User’s Guide
57
0xE2h
O
O
O
X
X
X
O
X
Initial memory found,
configured, and installed
correctly
0xE3h
O
O
O
X
X
X
O
O
Reserved for initialization
module use (PEIM)
Driver Execution Environment (DXE) Core (not accompanied by a beep code)
0xE4h
O
O
O
X
X
O
X
X
Entered EFI driver
execution phase (DXE)
0xE5h
O
O
O
X
X
O
X
O
Started dispatching
drivers
0xE6h
O
O
O
X
X
O
O
X
Started connecting drivers
DXE Drivers (not accompanied by a beep code)
0xE7h
O
O
O
X
O
O
X
O
Waiting for user input
0xE8h
O
O
O
X
O
X
X
X
Checking password
0xE9h
O
O
O
X
O
X
X
O
Entering BIOS setup
0xEAh
O
O
O
X
O
O
X
X
Flash Update
0xEEh
O
O
O
X
O
O
X
X
Calling Int 19. One beep
unless silent boot is
enabled.
0xEFh
O
O
O
X
O
O
X
O
Unrecoverable boot failure
Runtime Phase / EFI Operating System Boot
0xF4h
O
O
O
O
X
O
X
X
Entering Sleep state
0xF5h
O
O
O
O
X
O
X
O
Exiting Sleep state
0xF8h
O
O
O
O
X
O
X
X
Operating system has
requested EFI to close
boot services
(ExitBootServices ( ) has
been called)
0xF9h
O
O
O
O
X
O
X
O
Operating system has
switched to virtual
address mode
(SetVirtualAddressMap ( )
has been called)
0xFAh
O
O
O
O
O
X
O
X
Operating system has
requested the system to
reset (ResetSystem () has
been called)
Pre-EFI Initialization Module (PEIM) / Recovery
0x30h
X
X
O
O
X
X
X
X
Crisis recovery has been
initiated because of a user
request
Table 8. Diagnostic LED POST Code Decoder