From: "H. Peter Anvin" <hpa@zytor.com>
To: linux-kernel@vger.kernel.org
Subject: Re: Linux 2.4.0test11-ac1
Date: 21 Nov 2000 16:07:52 -0800 [thread overview]
Message-ID: <8vf2oo$338$1@cesium.transmeta.com> (raw)
In-Reply-To: <Pine.GSO.3.96.1001121195742.28403E-100000@delta.ds2.pg.gda.pl> <E13yMsl-0005Lb-00@the-village.bc.nu>
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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next prev parent reply other threads:[~2000-11-22 0:38 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-11-21 13:51 Linux 2.4.0test11-ac1 Alan Cox
2000-11-21 18:14 ` Johannes Erdfelt
2000-11-21 18:18 ` Alan Cox
2000-11-21 18:25 ` Maciej W. Rozycki
2000-11-21 18:31 ` Alan Cox
2000-11-21 18:40 ` Maciej W. Rozycki
2000-11-21 18:49 ` Alan Cox
2000-11-21 19:08 ` Maciej W. Rozycki
2000-11-21 19:34 ` Brian Gerst
2000-11-21 23:31 ` Alan Cox
2000-11-22 0:07 ` H. Peter Anvin [this message]
2000-11-22 0:29 ` Alan Cox
2000-11-22 0:19 ` H. Peter Anvin
2000-11-22 15:48 ` Maciej W. Rozycki
2000-11-22 16:47 ` Alan Cox
2000-11-22 17:49 ` Maciej W. Rozycki
2000-11-22 17:58 ` Alan Cox
2000-11-22 18:02 ` H. Peter Anvin
2000-11-22 18:06 ` Alan Cox
2000-11-23 8:23 ` Maciej W. Rozycki
2000-11-23 8:52 ` Vojtech Pavlik
2000-11-22 16:02 ` Maciej W. Rozycki
2000-11-21 18:54 ` Jeff Garzik
2000-11-21 23:25 ` Alan Cox
-- strict thread matches above, loose matches on Subject: below --
2000-11-21 19:07 Steven Cole
2000-11-21 23:27 ` Alan Cox
2000-11-22 1:20 Steven Cole
2000-11-22 18:18 Bruce_Holzrichter
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