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SubjectRe: Intel Xpress Server - IO APIC trouble - Kernel panic: IO APIC + timer doesn't work!
Date
On Fri, 23 Jul 1999, Paul Wouters wrote:

>
> I did notice weird things happen when you don't "certify" the bios data
> with the EISA manager though. And in my bios there is an option to enable or
> disable the io-apic.
>

yeah you have to have the IO-APIC turned on for multiprocessor mode... turning
it off disables the second processsor completely...
the nopic command line will make it run but you only get to really use about
50-70% of the second cpu... and the first gets really overworked... its great
for X though...

Prodigal

> Paul (these days messing with SMP P-II's, but alas, my asus board doesn't
> seem to run on 100mhz :( )

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