Supermicro SBI-7147R-S4F, User Manual

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A-3
Appendix A: AMI UEFI BIOS POST Codes
0x19 Pre-memory South Bridge initialization is started
0x1A Pre-memory South Bridge initialization (South Bridge module specific)
0x1B Pre-memory South Bridge initialization (South Bridge module specific)
0x1C Pre-memory South Bridge initialization (South Bridge module specific)
0x1D – 0x2A OEM pre-memory initialization codes
0x2B Memory initialization. Serial Presence Detect (SPD) data reading
0x2C Memory initialization. Memory presence detection
0x2D Memory initialization. Programming memory timing information
0x2E Memory initialization. Configuring memory
0x2F Memory initialization (other).
0x30 Reserved for ASL (see ASL Status Codes section below)
0x31 Memory Installed
0x32 CPU post-memory initialization is started
0x33 CPU post-memory initialization. Cache initialization
0x34 CPU post-memory initialization. Application Processor(s) (AP) initialization
0x35 CPU post-memory initialization. Boot Strap Processor (BSP) selection
0x36
CPU post-memory initialization. System Management Mode (SMM)
initialization
0x37 Post-Memory North Bridge initialization is started
0x38 Post-Memory North Bridge initialization (North Bridge module specific)
0x39 Post-Memory North Bridge initialization (North Bridge module specific)
0x3A Post-Memory North Bridge initialization (North Bridge module specific)
0x3B Post-Memory South Bridge initialization is started
0x3C Post-Memory South Bridge initialization (South Bridge module specific)
0x3D Post-Memory South Bridge initialization (South Bridge module specific)
0x3E Post-Memory South Bridge initialization (South Bridge module specific)
0x3F-0x4E OEM post memory initialization codes
0x4F DXE IPL is started
PEI Error Codes
0x50
Memory initialization error. Invalid memory type or incompatible memory
speed
0x51 Memory initialization error. SPD reading has failed
0x52
Memory initialization error. Invalid memory size or memory modules do not
match.
Table A-3. PEI Phase
Status Codes Description