[coreboot] SMM included twice

[Stefan Reinauer]

Myles Watson wrote:
>
>
>
>     Ooops my fault.. Whatever appeals people most ...
>
> Whatever seems most consistent.
>  
>
>     If a socket includes intel/model_6ex and intel/model_6fx and both
>     include smm, we would get duplicates again,.. so just including
>     x86 from
>     cpu and including smm from x86 seems the cleanest way to me, since smm
>     really is an x86 thing, across cpu types.
>
> That's true for a lot of the x86/* files.  Should we remove them all
> from cpus?
No idea..