Re: Flash ASUS Bios without Floppy?

Eric W. Biederman (ebiederm@xmission.com)
06 Dec 2001 02:45:36 -0700


David Woodhouse <dwmw2@infradead.org> writes:

> WRohdewald@dplanet.ch said:
> > how can I update my Bios (Asus A7V266) if I don't have a floppy drive
> > for using the Asus DOS utility?
>
> > Is there any Linux utililty that can do this?
>
> There are flash chip 'map' drivers which know how to enable WE lines, Vpp
> etc for various northbridges. Only the L440GX one is in the kernel so far.
> For the rest, ask on the LinuxBIOS list <linuxbios@lanl.gov>.
>
> Unless you fancy desoldering your flash chips to replace them when, this is
> firmly in the "don't try this at home, kids" category, though :)

Hmm. Actually most flash chips I have seen for roms have a couple of nice
properties. 1 Voltage so you don't need to play with Vpp. Either socketed or
their is a jumper that inverts an address line to allow easy switching to a
fallback image. Of course not all motherboard makers have a clue, but
most do.

It may be worth asking but at this point I don't think anyone has actually
written a driver for the A7V266. Via hasn't been the most supportive of
companies with the chipset documentation.

Eric
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