[coreboot] Re unsuported Motherboard

Knut Kujat knuku at gap.upv.es
Wed Mar 3 15:32:10 CET 2010

Myles Watson escribió:
>>     For programmer it would probably be simplest to use another
>>     mainboard which is compatible with flashrom.
>> Can we remove BIOS with the machine turned on? Meaning: We boot with the
>> good one, we remove it, we insert the second machine chip and flash it.
>> Does it work?
> Yes.  This link has pictures of the pushpin method.  It works very well for
> PLCC, which are pictured.
> http://www.coreboot.org/Developer_Manual/Tools#Chip_removal_tools
> The downside is that it will take a long time to try a new design, since you
> will have to boot the machine to Linux, flash the new design, and reboot.
> Having another machine that is already up will save a lot of time.

I'm using pushpins and a separate machine for reprogramming the chips
(PLCC) works awesome no problem so far and I'm sure I did reprogram
chips on this board for like 100 times.
>> About the compatibility, I have a motherboard with a socket that has a
>> award BIOS, is the chip/socket the same for AMI? Are they compatible?
> Any BIOS vendor could use any type of chip.  Unfortunately, that won't help
> you figure it out.
> Thanks,
> Myles
Have you tried flashrom to see which chip is installed?

Knut Kujat.

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