garbage string as cpu identifier
David O'Brien
obrien at freebsd.org
Fri Mar 19 09:19:35 PST 2004
On Wed, Mar 10, 2004 at 03:11:29AM +0100, Julian wrote:
> Bin Ren <br260 at cam.ac.uk> writes:
>
> > The patch is not to 'fix' your problem by replacing garbage
> > string with a sane one, but rather to make sure on your
> > Athlon CPU, 'cpuid' does return garbage string expectedly.
> > This could mean a very tricky software initialization bug
> > or even a hardware bug. After confirming fault 'cpuid',
> > I'll try to find the very reason and fix it.
>
> Perhaps not as unusual as reporting garbage, my CPU (AMD Athlon XP
> 2400+) claims to be "Unknown CPU Type". E.g. mprime chokes on this and
> detects it as Cyrix... Could this be fixed by a BIOS upgrade?
It is possible. It is the BIOS that sets that particular string.
Your BIOS probably doesn't understand Thorobred cores, only Palamino and
Thunderbird.
--
-- David (obrien at FreeBSD.org)
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