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Date:      Thu, 20 Mar 2003 08:38:29 +0100
From:      Bradley T Hughes <bhughes@trolltech.com>
To:        kwsn@earthlink.net, freebsd-stable@freebsd.org
Subject:   Re: Athlon SSE hack not working on recent XPs [PATCH]
Message-ID:  <200303200838.29613.bhughes@trolltech.com>
In-Reply-To: <1048141037.87958.28.camel@jonnyv.kwsn.net>
References:  <1048141037.87958.28.camel@jonnyv.kwsn.net>

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On Thursday 20 March 2003 07:17, Jon Kuster wrote:
> Hello,
>
> I recently got an AthlonXP 2100+ - one of the Thoroughbred-b
> versions. I have both CPU_ATHLON_SSE_HACK and CPU_ENABLE_SSE in my
> kernel, but SSE wasn't being enabled.  After a little investigation,
> it turns out that the cpu_id that the hack checks has been bumped and
> so the check fails. The included patch fixes the problem on my
> system.

This is also the case with newer AthlonMPs:

CPU: AMD Athlon(tm) MP 2200+ (1800.19-MHz 686-class CPU)
  Origin = "AuthenticAMD"  Id = 0x681  Stepping = 1
  Features=0x383fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,
PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE>
  AMD Features=0xc0480000<MP,AMIE,DSP,3DNow!>

> Thanks,
> Jon Kuster
>
> I'm not subscribed, so please cc: me.
[snip]

-- 
Bradley T. Hughes - bhughes at trolltech.com
Trolltech AS - Waldemar Thranes gt. 98 N-0175 Oslo, Norway


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