SUPER MICRO Computer AS 1020C-3 user manual Bootblock Recovery Codes

AS1020C-3 User’s Manual

B-2 Bootblock Recovery Codes

The bootblock recovery checkpoint codes are listed in order of execution:

Checkpoint

E0h

E1h

E2h

E6h

Edh

Eeh

Efh

F0h

F1h

F2h

F3h

F4h

F5h

FBh

FCh

FDh

FFh

Code Description

The onboard fl oppy controller if available is initialized. Next, beginning the base 512 KB memory test.

Initializing the interrupt vector table next.

Initializing the DMA and Interrupt controllers next.

Enabling the fl oppy drive controller and Timer IRQs. Enabling internal cache mem- ory.

Initializing the fl oppy drive.

Looking for a fl oppy diskette in drive A:. Reading the fi rst sector of the diskette. A read error occurred while reading the fl oppy drive in drive A:.

Next, searching for the AMIBOOT.ROM fi le in the root directory. The AMIBOOT.ROM fi le is not in the root directory.

Next, reading and analyzing the fl oppy diskette FAT to fi nd the clusters occupied by the AMIBOOT.ROM fi le.

Next, reading the AMIBOOT.ROM fi le, cluster by cluster.

The AMIBOOT.ROM fi le is not the correct size.

Next, disabling internal cache memory.

Next, detecting the type of fl ash ROM.

Next, erasing the fl ash ROM.

Next, programming the fl ash ROM.

Flash ROM programming was successful. Next, restarting the system BIOS.

B-2