Appendix; Post Codes - Contec BX-320-DC700000 User Manual

6. Appendix

POST Codes

Table 6.1. POST Codes < 1 / 3 >
POST
(hex)
< Security (SEC) phase >
1h Power ON. The detection of the reset kind (Hard/Soft)
2h Initialize the microcode load previous AP
3h Initialize the microcode load previous North Bridge
4h Initialize the microcode load previous South Bridge
5h Initialize the microcode load previous OEM
6h Microcode load
7h Initialize the microcode load previous AP
8h Initialize the microcode load previous North Bridge
9h Initialize the microcode load previous South
Ah Initialize the microcode load previous OEM
Bh Cache initialization
< Pre-EFI Initialization (PEI) phase >
10h Start of the PEIcore
11h PRI memory CPU initialization starts
12h - 14h PRI memory CPU initialization (Specific CPU module)
15h PRI memory, Nouth Bridge initialization starts
16h - 18h PRI memory, Nouth Bridge initialization (Specific Nouth Bridge)
19h PRI memory, South Bridge initialization starts
1Ah - 1Ch PRI memory, South Bridge initialization (Specific South Bridge)
1Dh - 2Ah OEM, PRI memory initialization code
2Bh Memory initialization : Serial Presence Detect(SPD) Data loading
2Ch Memory initialization :
2Dh Memory initialization : Programming of the memory timing information
2Eh Memory initialization :
2Fh Memory initialization :
30h ASL for reserved (Refer to ACPI/ASL Checkpoints)
31h Memory installed
32h CPU post memory initialization starts
33h CPU post memory initialization : Cache initialization
34h CPU post memory initialization : Application Processor(s)(AP) initialization
35h CPU post memory initialization : Boot strap processor(BSP) selection
37h CPU post memory initialization : System Management Mode(SMM) initialization
38h Post memory, North Bridge initialization starts
39h - 3Ah Post memory, North Bridge initialization (Specific Nouth Bridge module)
3Bh Post memory, South Bridge initialization starts
3Ch - 3Eh Post memory, South Bridge initialization (Specific South Bridge module)
3Fh - 4Eh OEM post memory initialization code
4Fh DXE IPL startup
< Driver Execution Environment (DXE) phase >
60h DXE core startup
61h NVRAM initialization
62h South Bridge runtime services installation
BX-320 User's manual
Description
Memory detection
Memory configuration
Others
6. Appendix
71