Table of Contents
Advertisement
93h
Build MPTABLE for multi-
processor boards
95h
Install CD ROM for boot
96h
Clear huge ES segment
register
97h
Fixup Multi Processor table
98h
1-2. Search for option
ROMs.
99h
Check for SMART Drive
(optional)
9Ah
Shadow option ROMs
9Ch
Set up Power Management
9Dh
Initialize security engine
(optional)
9Eh
Enable hardware interrupts
9Fh
Determine number of ATA
and SCSI drives
A0h
Set time of day
Code
Beeps / Description
E9h
Initialize Multi Processor
EAh
Initialize OEM special code
EBh
Initialize PIC and DMA
ECh
Initialize Memory type
EDh
Initialize Memory size
EEh
Shadow Boot Block
EFh
System memory test
F0h
Initialize interrupt vectors
C8h
C9h
D2h
E0h
E1h
E2h
E3h
E4h
E5h
E6h
E7h
E8h
Code
F1h
F2h
F3h
F4h
F5h
F6h
F7h
67
http://www.tyan.com
late
Force check (optional)
Extended checksum
(optional)
BIOS Boot Block
BIOS Boot Block
BIOS Boot Block
Initialize the CPU
Initialize system timer
Initialize system I/O
Check force recovery boot
Checksum BIOS ROM
Go to BIOS
Set Huge Segment
Beeps / Description
Initialize Run Time Clock
Initialize video
Initialize System
Management Mode
Output one beep before
boot
Boot to Mini DOS
Clear Huge Segment
Boot to Full DOS
Advertisement
Table of Contents
