[coreboot] patch; fix Makefile.romccboard.inc with new MMX and SSE variables

Peter Stuge peter at stuge.se
Thu Oct 8 19:13:11 CEST 2009

ron minnich wrote:
> >> failover.inc MUST come after enable_sse or your CPU will hang.
> >
> > Can you say why?
> yes. if you compile failover.c with romcc options that include sse,
> then you'll see code like this in failover.inc:
> mov eax, %xmm0
> This will hang if you have not first enabled sse. Verified
> yesterday on the dell s1850.

Thanks for the explanation!

> the makefile options for romcc need to depend on the cpu type.

Right - I touched on this the other day too. It just makes sense.


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