BIOS Setup Information
Code
Description
E2
Initializing the DMA and Interrupt controllers next.
E6
Enabling the floppy drive controller and Timer IRQs. Enabling internal cache
memory.
ED
Initializing the floppy drive.
EE
Start looking for a diskette in drive A: and read first sector of the diskette.
EF
A read error occurred while reading the floppy drive in drive A: .
F0
Next, searching for the AMIBOOT.ROM file in the root directory.
F1
The AMIBOOT.ROM file is not in the root directory.
F2
Next, reading and analyzing the floppy diskette FAT to find the clusters
occupied by the AMIBOOT.ROM file.
F3
Start reading AMIBOOT.ROM file, cluster by cluster.
F4
The AMIBOOT.ROM file is not the correct size.
F5
Next, disabling internal cache memory.
FB
Next, detecting the type of Flash ROM.
FC
Erasing the Flash ROM.
FD
Programming the Flash ROM
FF
Flash ROM programming was successful. Next, restarting the system BIOS.
Uncompressed Initialization Codes
—
The following runtime
checkpoint hex codes are listed in order of execution.
These codes are
uncompressed in F0000h shadow RAM.
Code
Description
03
The NMI is disabled. Next, checking for a soft reset or a power on condition.
05
The BIOS stack has been built. Next, disabling cache memory.
06
Uncompressing the POST code next.
07
Next, initializing the CPU and the CPU data area.
08
The CMOS checksum calculation is done next.
0B
Next, performing any required initialization before the keyboard BAT
command is issued.
0C
The keyboard controller input buffer is free. Next, issuing the BAT
command to the keyboard controller.
0E
The keyboard controller BAT command result has been verified. Next,
performing any necessary INIT after the K/B controller BATcommand test.
0F
The keyboard command byte is written next.
10
Next, issuing the pin 23 and 24 blocking and unblocking commands.
11
Next, checking if the <End> or <Ins> keys were pressed during power on.
12
To initialize CMOS if the initialize CMOS RAM in every boot is set or the
<End> key is pressed. Going to disable DMA and Interrupt controllers.
13
The video display has been disabled. Port B has been initialized. Next,
initializing the chipset.
3307114 User’s Manual
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