From: P@draigBrady.com
To: Dave Jones <davej@codemonkey.org.uk>
Cc: c1cc10 <c1cc10@autistici.org>, linux-kernel@vger.kernel.org
Subject: Re: Cyrix III processor and kernel boot problem
Date: Fri, 07 Feb 2003 14:17:39 +0000 [thread overview]
Message-ID: <3E43C003.7090602@draigBrady.com> (raw)
In-Reply-To: <20030207141052.GA22687@codemonkey.org.uk>
Dave Jones wrote:
> On Fri, Feb 07, 2003 at 02:50:02PM +0000, c1cc10 wrote:
> > I've found out that the Cyrix III has no CMOV instruction and that this
> > could be the problem.
> > So I compiled a pentium mmx version (after mrproper and dep) and all
> > worked fine.
> > My question is: ok, it can't work if 686 compiled, but why does not it
> > work also for the Cyrix III version?
>
> The CyrixIII compile option should not generate cmov.
> If you can objdump -D vmlinuz and grep for cmov, and find out
^^^^^^^ -> vmlinux-2.4.20
> as a sidenote, the new C3s (Nehemiah) now have CMOV.
but no 3dnow so older C3 specific kernels don't work!
Pádraig.
next prev parent reply other threads:[~2003-02-07 14:11 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-07 14:50 Cyrix III processor and kernel boot problem c1cc10
2003-02-07 14:10 ` Dave Jones
2003-02-07 14:17 ` P [this message]
2003-02-07 14:57 ` Dave Jones
2003-02-07 17:32 ` c1cc10
2003-02-07 15:22 ` Alan Cox
2003-02-09 21:22 ` H. Peter Anvin
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