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9Ch Set up Power Management. Initiate power -
management state machine.
9Dh Initialize Security Engine.
9Eh Enable hardware interrupts.
9Fh Check the total number of Fast Disks (ATA
and SCSI) and update the bdaFdiskCount.
A0h Verify that the system clock is interrupting.
A2h Setup Numlock indicator. Display a message
if key switch is locked.
A4h Initialize the typematic rate.
A8h Overwrite the "Press F2 for Setup" prompt
with spaces, erasing it from the screen.
AAh Scan the key buffer to see if the F2 key was
struck after keyboard interrupts were
enabled. If an F2 keystroke is found, set a
flag.
ACh Enter SETUP
If (F2 was pressed)
go to SETUP
Else if (errors were found)
display "Press F1 or F2" prompt
if (F2 is pressed)
go to setup
else if (F1 is pressed)
boot
Else boot
AEh Clear ConfigFailedBit and InPostBit in
CMOS.
Checkpoint
Code
Beep Code Description