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Chapter 4 73
C7h Initialize notebook docking late
C8h Force check (optional)
C9h Extended checksum (optional)
CAh Redirect Int 15h to enable remote keyboard
CBh Redirect Int 13h to Memory Technologies
Devices such as ROM, RAM, PCMCIA, and
serial disk.
CCh Redirect Int 10h to enable remote serial video
CDh Re-map I/O and memory for PCMCIA
CEh Initialize digitizer and display message.
D2h Unknown interrupt
The following are for boot block in Flash ROM
E0h Initialize the chipset
E1h Initialize the bridge
E2h Initialize the CPU
E3h Initialize the 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 System Management Mode
F4h 1 Output one beep
F5h Clear Huge Segment
F6h Boot to Mini DOS
F7h Boot to Full DOS
Code Beeps POST Routine Description