Chapter 6 Appendix
102
Code(hex)
Name
Description
1D
Early PM
Early PM initialization
1E
Reserved
1F
Re-initial KB
Load keyboard matrix
20
Reserved
21
HPM init
Init Heuristic Power Management
(HPM)
22
Reserved
23
Program chipset
Early Programming of chipset
registers
24
Init PNP
Init PNP
25
Shadow VBIOS
Shadow system/video BIOS
26
Clock Gen
Init onboard clock generator and
sensor
27
Setup BDA
Setup BIOS DATA AREA (BDA)
28
Reserved
29
CPU Speed detect
Chipset programming and CPU
Speed detect
2A
Reserved
2B
Init video
Initialize Video
2C
Reserved
2D
Video memory test
Test Video Memory and display
Logos
2E
Reserved
2F
Reserved
30
Reserved
31
Reserved
32
Reserved
33
Early keyboard reset
Early Keyboard Reset
34
Reserved
35
Test DMA Controller 0
Test DMA channel 0
36
Reserved
37
Test DMA Controller 1
Test DMA channel 1
38
Reserved
39
Test DMA Page Registers
Test DMA Page Registers
3A
Reserved
3B
Reserved
文件使用
"pdfFactory"
试用版本创建
www.fineprint.com.cn