[coreboot] Generic AMD E350 Support

Peter Stuge peter at stuge.se
Fri Oct 19 17:52:22 CEST 2012


Carl-Daniel Hailfinger wrote:
> >>> Unsure. You would then be powering one of the 3v3 rails (where the
> >>> flash chip is connected) from the programmer, without powering any
> >>> other rail on the board. The southbridge may not like it at all
> >>> when your programmer drives the SPI pins in that state.
> >> Hmmm, I wonder what the potential for permanent damage is?
> > I also don't know. It depends on what the IO drivers are like in the
> > southbridge.
> 
> I wouldn't fear permanent damage on the mainboard,

Don't be so sure. If the power rail sequencing is wrong - and I do
not know if the 3v3 rail that the flash chip connects to is the first
one that must come up - there can be real trouble.


//Peter




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