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Appendix II POST code check point of LCD
The POST code check point is the maximum check point set of BIOS pre-booting. The following
table describes the type of the possible check points of BIOS POST.
Scope of check points
Scope of status code
Description
0x01
– 0x0B
Execute SEC
0x0C
– 0x0F
Sec error
0x10
– 0x2F
PEI execution ends at the memory test
0x30
– 0x4F
PEI error
0x50
– 0x5F
DXE executes BDS
0x60
– 0x8F
Execute BDS
0x90
– 0xCF
DXE error
0xD0
– 0xDF
S3 restart (PEI)
0xE0
– 0xE8
S3 restart error (PEI)
0xE9
– 0xEF
Recovery (PEI)
0xF0
– 0xF8
Recovery error (PEI)
0xF9
– 0xFF
Standard check point
SEC phase
SEC phase
Description
0x00
Careful operation
Process cod
Description
0x01
Start, reset test (soft/hard)
0x02
Initialize AP before micro-code is loaded
0x03
Initialize north bridge before micro-code is loaded
0x04
Initialize south bridge before micro-code is loaded
0x05
Initialize OEM before micro-code is loaded
0x06
Load micro-code
0x07
Initialize AP after micro-code is loaded
0x08
Initialize north bridge after micro-code is loaded
0x09
Initialize south bridge after micro-code is loaded
0x0A
Initialize OEM after micro-code is loaded
0x0B
Initialize high-speed cache
SEC error code
Description