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    From
    SubjectRe: Linux 2.4.0test11-ac1
    Date
    Followup to:  <E13yMsl-0005Lb-00@the-village.bc.nu>
    By author: Alan Cox <alan@lxorguk.ukuu.org.uk>
    In newsgroup: linux.dev.kernel
    >
    > > > making any assumptions about APIC availability on a processor.
    > >
    > > OK, but how does it handle the 82489DX? There are valid configurations
    > > using this kind of APIC, including Pentium P54C ones...
    >
    > These processors don't report the APIC on the cpuid ? If so then I guess
    > the fix is something like this
    >
    > if( cpuid says there is no local apic && vendor != intel)
    >
    > Intel stuff appears to always be happy poking in APIC space. I don't know
    > if this is related to the chip internals on the non APIC capable chips.
    >

    Nononono... the 82489DX is an *external* APIC, which should be usable
    on any Socket 5/7 CPU...

    -hpa
    --
    <hpa@transmeta.com> at work, <hpa@zytor.com> in private!
    "Unix gives you enough rope to shoot yourself in the foot."
    http://www.zytor.com/~hpa/puzzle.txt
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