[coreboot] Support fot UMC UM8670 Super IO

Joseph Smith joe at settoplinux.org
Thu Mar 10 09:38:41 CET 2011

On Thu, 10 Mar 2011 11:12:29 +0530, Anup Rao <anup.kadam at gmail.com> wrote:
> Hi Everyone,
> I want to install Coreboot on an old Cyrix 6x86 machine. It comes
> equipped with a M558 motherboard.
> The AMI BIOS string ID is 
> 51-0830-001437-00111111-071595-UT801X-001_10_UTRON-F
> Further details can be found on this webpage:
> http://motherboards.mbarron.net/models/pcchips/m558.htm
> The Super IO chip on it is a UMC UM8670. The Superiotool currently
> does not detect/dump this chip (exactly as mentioned on the supported
> HW page).
> Also, It is currently not listed on the supported chipsets page for
> Coreboot. I am unable to find any further information on the web for
> this chip.
> I am hoping that this chip is in someway a clone or identical to other
> SuperIO chips.
> Can anyone confirm if it is supported by Coreboot? If not can anyone
> point me to a location where information on this chip could be
> available ?
Good luck to you, no part of that board is currently supported by coreboot
it is simply way too old. Also good luck trying to find any datasheets for
something that old.

Joseph Smith

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