[coreboot] [PATCH] Athlon64 K8 fixes

[Marc Jones]

On Wed, Nov 19, 2008 at 4:01 PM, Robert Millan <rmh at aybabtu.com> wrote:
>
> Hi,
>
> My Athlon64 / K8 socket 939 setup needed the following adjustments to fix
> memory read/write errors.  Thanks to Rudolf for hinting on which bits I
> should check for.  Details:
>
>  - bit 9, mandated by spec to always be set on sodimm or socket 939 dual
>   dimm.
>
>  - bit 28, enable 2T timing.  no idea why, but I get memory errors without
>   it.
>

I think that 2T timing is required when using an SO-DIMM. I did a
similar change for revf a few months ago.

Marc


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