Re: UP APIC reenabling vs. cpu type detection ordering

H. Peter Anvin (hpa@transmeta.com)
Wed, 07 Feb 2001 10:00:01 -0800


"Maciej W. Rozycki" wrote:
>
> > In other words, I'd like to see a reason for making any vendor-specific
> > determinations, and if so, they should ideally be centralized to the CPU
> > feature-determination code.
>
> It would be hard to decide how to classify it. It's something like "the
> CPU has a local APIC that we know how to handle in the non-MPS system".
>
> It might be viable just to delete the test altogether, though and just
> trap #GP(0) on the MSR access. For the sake of simplicity. If a problem
> with a system ever arizes, we may handle it then.
>
> Note that we still have to choose appropriate vendor-specific PeMo
> handling and an event for the NMI watchdog anyway.
>

Right... if that is the case then it seems reasonable.

-hpa

-- 
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