1 Chapter

Q-Code table

Code

Description

 

11 – 14

Pre-memory CPU initialization is started

 

15

– 18

Pre-memory System Agent initialization is started

 

19

– 1C

Pre-memory PCH initialization is started

 

2B – 2F

Memory initialization

 

30Reserved for ASL (see ASL Status Codes section below)

31Memory Installed

32

– 36

CPU post-memory initialization

37

– 3A

Post-Memory System Agent initialization is started

3B – 3E

Post-Memory PCH initialization is started

4F

 

DXE IPL is started

50

– 53

Memory initialization error. Invalid memory type or incompatible memory

speed

 

 

54Unspecified memory initialization error

55Memory not installed

56Invalid CPU type or Speed

57CPU mismatch

58CPU self test failed or possible CPU cache error

59CPU micro-code is not found or micro-code update is failed

00Not used

01Power on. Reset type detection (soft/hard).

02AP initialization before microcode loading

03System Agent initialization before microcode loading

04PCH initialization before microcode loading

06Microcode loading

07AP initialization after microcode loading

08System Agent initialization after microcode loading

09PCH initialization after microcode loading

0B

Cache initialization

0C – 0D

Reserved for future AMI SEC error codes

0E

Microcode not found

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1-30

Chapter 1: Product introduction