Subject: Re: test10 won't boot
To: adve@oce.nl (Arjan van de Ven)
Date: Thu, 2 Nov 2000 23:23:26 +0100 (CET)
Cc: hjb@pro-linux.de (Hans-Joachim Baader), linux-kernel@vger.kernel.org
In-Reply-To: <m13rFOP-000qDEC@pc1-adve.oce.nl> from "Arjan van de Ven" at Nov 02, 2000 09:06:37 AM
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From: hjb@pro-linux.de (Hans-Joachim Baader)
Sender: linux-kernel-owner@vger.kernel.org

Arjan van de Ven wrote:

> [snip]
> 
> > CONFIG_M686=y
> 
> Ah ha!
> 
> You have selected the Pentium II/III CPU type, which does NOT work on a K6. 
> The compiler (and the kernel) will use the "new" Pentium II instructions
> (such as "cmov") which are not supported by the K6, leading to "illegal
> instruction" usage very early.

Ouch. This was it. I simply overlooked this option and used the one
that worked with 2.2...

But it would be nice if the kernel could detect the wrong CPU type
and print a message before it stops. Perhaps compile the init
section without CPU specific optimization?

Thanks for your help,
hjb
-- 
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