[coreboot] [h8dme-fam10] acquiring coreboot skills from scratch somewhat daunting
joe.korty at ccur.com
Thu Jun 10 23:52:47 CEST 2010
On Thu, Jun 10, 2010 at 05:46:24PM -0400, Arne Georg Gleditsch wrote:
> Joe Korty <joe.korty at ccur.com> writes:
> > FYI, the K8 version of the h8dme-2 (which works) has this comment in it.
> > This comment isn't in the h8dmr version (K8 or K10) nor in the h8qme
> > K10 version. I wonder how the K8 version initializes the node 00 bank?
> > Whatever that is, I think I need it here also.
> Haha, I just had a look and noticed this too. This appears to be a
> massive hack which simply pretends that the SPD addresses of the node 0
> banks are the same as the ones for node 1 -- so instead of probing the
> banks on both node, the code is in effect probing the banks on node 1
> twice. This is harmless as long as both sockets are identically
> populated, but fairly brittle...
> To recreate for the fam10 infrastructure, you'll need a somewhat
> non-standard spd_addr.h. Since the addresses you have for the second
> node seems to work, you could start with just copying them to the line
> representing the first node as well.
I'll play with this tomorrow and see what happens....
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