Re: Only one processor detected in 8-Way opteron in 32-bit mode

From: Andi Kleen
Date: Sat Dec 03 2005 - 12:51:30 EST


Keith Mannthey <kmannth@xxxxxxxxx> writes:

> Welcome to hardware bring up. Ok I looked a little closer at the
> story. In x86_64 the only check for valid apic is apicid < MAX_APICS
> which make sense to me.

It will still not work. He will need a variant of the physflat-i386
patch I posted some time ago. However it needs some cleanup
to be actually mergeable

My recommendation is a 64bit kernel.

-Andi
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