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SubjectRe: Flash BIOS under linux
Date
> > Just make sure yours really do!  It does work, but you get no video,
> > nothing while it does its thing.
>
> The motherboards that I've seen, have a jumper that allows writing to
> the only-boot-floppy-to-reflash part.
>
> When I've had to upgrade my BIOS, the official dos-program said it
> wanted to write to the "dangerous" part, and required me to move the
> jumper.

The jumper usually prohibits writing to all or most of the BIOS flash;
some machines use part of the flash to store configuration data which
is probably what can be touched without it.

The unflashable part is a hardware feature of the EEPROM chip I
believe.

-hpa

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