Re: Questions about developing a BIOS flash util under linux

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Wed Mar 01 2000 - 09:41:38 EST


> protected mode. Is there any reasons for this. Or put in another
> way: Is it possible to flash the bios from an protected mode
> environment (eg. linux)?

If you are careful. Someone did a flash bios programmer for Linux for some
chipsets, and people have written flash pcmcia drivers

> - Uniflash gives the user the possibility of backing up the CMOS
> ram before flashing, and then restoring it afterwards. Seeing various
> sourcefiles in linux tells me that it would be a problem (due to time.c
> writting to CMOS every 11. minute). Is there any way to get around
> this?

It should be fine to let it update

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