HP Vectra XE310 Technical Reference Manual page 37

Checkpoint
Code
The following are for boot block in Flash ROM
E0h Initialize the chipset
E1h Initialize the bridge
E2h Initialize the CPU
E3h Initialize system timer
E4h Initialize system I/O
E5h Check force recovery boot
E6h Checksum BIOS ROM
E7h Go to BIOS
E8h Set Huge Segment
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
F1h Initialize Run Time Clock
F2h Initialize video
F3h Initialize beeper
F4h Initialize boot
F5h Clear Huge segment
F6h Boot to Mini DOS
F7h Boot to Full DOS
POST Routine Description
BIOS Overview
product description 37