[coreboot] Flashing via TPM

Andrew Bolster me at andrewbolster.info
Sun Jul 17 21:38:18 CEST 2011


Tom,
Thank you for your response. I'll investigate the SPI angle. Is there any
structure for collecting information like this within the coreboot community
about specific boards for those of us who are more soft than hardware?

Regards
Andrew Bolster

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On 15 July 2011 16:35, Tom Sylla <tsylla at gmail.com> wrote:

> Hello Andrew,
>
> AMD SB800-ish southbridges will only selectively fetch BIOS from LPC or SPI
> based on straps. Your board won't fetch from LPC unless you change the strap
> (which are unknown resistors on your board).
>
> Your best option is SPI in-system programming, and you can just use the SPI
> header that is already in place. There are some cheap SPI wigglers supported
> by flashrom.
>
> Tom
>
>
>
> On Fri, Jul 15, 2011 at 7:30 AM, Andrew Bolster <me at andrewbolster.info>wrote:
>
>> Hi folks;
>> I've got a MSI350IA-E45 board, which is a AMD fam 14h board with a AMD
>> SB700/800 southbridge. I'd like to contribute by porting coreboot to the
>> board, but I'm not sure where to start; there's no LPC header!
>>
>> I threw together a patch-cable for my secondary LPC bios, and the board
>> doesn't explode when I use the cable (always a good sign) but it doesn't
>> appear to effect the boot; I assume that the stock bios is refusing to let
>> it take over.
>>
>> There is an SPI header, but I don't have an SPI ROM emulator, so at this
>> point, what are my options? Is there a way to force the board to look at the
>> TPM/LPC socket?
>> Regards
>> Andrew Bolster
>>
>>
>> <http://andrewbolster.info/blog/?utm_source=correspondence&utm_medium=email&utm_campaign=Personal%2BEmail><http://www.linkedin.com/in/andrewbolster><http://facebook.com/andrew.bolster><http://twitter.com/bolster>
>>
>> No trees were killed to send this message, but a large number of electrons
>> were terribly inconvenienced.I enjoy the massacre of ads. This sentence
>> will slaughter ads without a messy bloodbath.
>>
>>
>> --
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>> http://www.coreboot.org/mailman/listinfo/coreboot
>>
>
>
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