Peak 650 User's Guide
Rev. A
October 2000
BIOS Setup
4-37
POST (hex)
Description
24h
Reserved
25h
Reserved
26h
Reserved
27h
Initialize INT 09h buffer
28h
Reserved
29h
1. Program CPU internal MTRR (P6 & PII) for 0-640KB memory address.
2. Initialize the APIC for Pentium class CPU.
3. Program early chipset according to CMOS setup. Example: On-Board IDE controller.
4. Measure CPU speed.
5. Invoke video BIOS.
2Ah
Reserved.
2Bh
Reserved.
2Ch
Reserved.
2Dh
1. Initialize multi-language .
2. Put information on screen display, including Award title, CPU type, CPU speed
2Eh
Reserved.
2Fh
Reserved.
30h
Reserved.
31h
Reserved.
32h
Reserved.
33h
Reset keyboard except Winbond 977 series Super I/O chips.
34h
Reserved.
35h
Reserved.
36h
Reserved.
37h
Reserved.
38h
Reserved.
39h
Reserved.
3Ah
Reserved.
3Bh
Reserved.
3Ch
Test 8254.
3Dh
Reserved.
3Eh
Test 8259 interrupt mask bits for channel 1.
3Fh
Reserved.