Table of Contents
Advertisement
Code
B1h
B2h
B4h
B5h
B6h
B7h
B9h
BAh
BBh
BCh
BDh
BEh
BFh
C0h
C1h
C2h
C3h
C4h
C5h
C6h
C7h
C8h
C9h
CAh
CBh
CCh
CDh
CEh
D2h
The following are for boot block in Flash ROM
E0h
E1h
E2h
E3h
E4h
E5h
E6h
E7h
E8h
81
Beeps
Inform RomPilot about the end of
POST.
POST done- prepare to boot operating
system
1
One short beep before boot
Terminate QuietBoot (optional)
Check password (optional)
Initialize ACPI BIOS
Prepare Boot
Initialize SMBIOS
Initialize PnP Option ROMs
Clear parity checkers
Display MultiBoot menu
Clear screen (optional)
Check virus and backup reminders
Try to boot with INT 19
Initialize POST Error Manager (PEM)
Initialize error logging
Initialize error display function
Initialize system error handler
PnPnd dual CMOS (optional)
Initialize notebook docking (optional)
Initialize notebook docking late
Force check (optional)
Extended checksum (optional)
Redirect Int 15h to enable remote
keyboard
Redirect Int 13h to Memory
Technologies Devices such as ROM,
RAM, PCMCIA, and serial disk.
Redirect Int 10h to enable remote serial
video
Re-map I/O and memory for PCMCIA
Initialize digitizer and display message.
Unknown interrupt
Initialize the chipset
Initialize the bridge
Initialize the CPU
Initialize the system timer
Initialize system I/O
Check force recovery boot
Checksum BIOS ROM
Go to BIOS
Set Huge Segment
POST Routine Description
Chapter 4
Hide quick links:
Advertisement
Table of Contents
