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Format of AMI BIOS subsystem information

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Offset Size Description

00h

BYTE

subsystem identifier/logical area type (see #00545)

01h

DWORD

subsystem (FlashROM page) size in bytes

05h

BYTE

flag: loadable from file (FFh=yes)

06h

BYTE

flag: reboot after update (FFh=yes)

07h

BYTE

flag: update entire image (FFh=yes)

08h

24 BYTEs

subsystem/logical area name

20h

BYTE

subsystem identifier???

21h

BYTE

flag: reprogrammable if FFh

22h

BYTE

??? (01h,02h seen)

23h

5 BYTEs

??? (apparently always 00h)

28h

16 BYTEs

BIOS reserved string (usually version number)

See Also:

#00544