Re: reading/writing CMOS beyond 256 bytes?

From: Peter Svensson (
Date: Fri Jul 06 2001 - 07:47:00 EST

On Fri, 6 Jul 2001, Gregory (Grisha) Trubetskoy wrote:

> I wrote a little brogram to read/write the CMOS settings to a file on an
> Intel L440GX motherboard using the outb() to ports 0x70 and 0x71. The idea
> is to save the BIOS settings I like and then be able to blast them from
> within Linux without having to tinker with BIOS setup.
> Unfortunately, it seems that some settings are not in the 128 (or 256)
> bytes accessible this way, so they must be stored elsewhere.

the L440GX has a lot of stuff attached to ipmi. Perhaps some of it is
stored there? Just a thought.


Peter Svensson      ! Pgp key available by finger, fingerprint:
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