[ILUG] [TOTD] flash bios in linux

P at draigBrady.com P at draigBrady.com
Mon Aug 9 22:58:26 IST 2004


Today I wanted to flash my BIOS from linux.
This was definitely not obvious to me so...

I've an intel 82802AC chip and to write a new
BIOS I tried in this order

devbios (took ages to compile and could only read not write)
http://linux.dell.com/biosdisk/ (seemed like too much hassle)
linux-mtd (needed cvs which took more than my 10m limit to compile)
dosemu (after zapping emm, xmms, dpmi, I still got protection errors)

Then I noticed freebios. It supersedes openbios
and is in active development. (Note I asked some
questions on the openbios IRC channel and was
not directed towards freebios?). Anyway you need
to download the cvs tree, so:

cvs -d:pserver:anonymous at cvs.sourceforge.net:/cvsroot/freebios login
cvs -z3 -d:pserver:anonymous at cvs.sourceforge.net:/cvsroot/freebios co 
freebios/util/flash_and_burn
cd freebios/util/flash_and_burn/ && make && strip flash_rom

Now you can use the flash_rom binary to flash various BIOS.
For me I did:

flash_rom -c 82802ac bios.bin

-- 
Pádraig Brady - http://www.pixelbeat.org
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