User Manual
Q-Code
Description Note
0000 Not used
0001 Power on. Reset type detection (soft/hard).
0002 AP initialization before microcode loading
0003 System Agent initialization before microcode loading
0004 PCH initialization before microcode loading
0005 OEM initialization before microcode loading
0006 Microcode loading
0007 AP initialization after microcode loading
0008 System Agent initialization after microcode loading
0009 PCH initialization after microcode loading
000A OEM initialization after microcode loading
000B Cache initialization
000C –000D Reserved for future AMI SEC error codes
000E Microcode not found
000F Microcode not loaded
0010 PEI Core is started
0011 Pre-memory CPU initialization is started
0012 –0014 Pre-memory CPU initialization (CPU module specific)
0015 Pre-memory System Agent initialization is started
0016 –0018 Pre-memory System Agent initialization (System Agent module specific)
0019 Pre-memory PCH initialization is started
001A –001C Pre-memory PCH initialization (PCH module specific)
001D– 002A OEM pre-memory initialization codes
002B Memory initialization. Serial Presence Detect (SPD) data reading
002C Memory initialization. Memory presence detection
002D Memory initialization. Programming memory timing information
002E Memory initialization. Configuring memory
002F Memory initialization (other).
0030 Reserved for ASL (see ASL Status Codes section below)
0031 Memory Installed
0C11 - 0CFF Set voltages
DD00 - DD7E Intel Memory Reference Code (MRC)
0032 CPU post-memory initialization is started
0033 CPU post-memory initialization. Cache initialization
0034
CPU post-memory initialization. Application Processor(s) (AP) initialization
0035 CPU post-memory initialization. Boot Strap Processor (BSP) selection
0036
CPU post-memory initialization. System Management Mode (SMM)
initialization
0037 Post-Memory System Agent initialization is started
0038 –003A Post-Memory System Agent initialization (System Agent module specific)
003B Post-Memory PCH initialization is started
003C –003E Post-Memory PCH initialization (PCH module specific)
003F – 004E OEM post memory initialization codes
004F DXE IPL is started
0050
Memory initialization error. Invalid memory type or incompatible memory
speed
0051 Memory initialization error. SPD reading has failed
0052
Memory initialization error. Invalid memory size or memory modules do not
match.
0053 Memory initialization error. No usable memory detected
0054 Unspecified memory initialization error
0055 Memory not installed
0056 Invalid CPU type or Speed
0057 CPU mismatch
0058 CPU self test failed or possible CPU cache error
Z97-WS Q-Code Logger: Port 80 posting codes reference list