Date: Wed, 2 Feb 2005 16:11:02 -0700
From: Tom Rini <trini@kernel.crashing.org>
To: "Bryan O'Donoghue" <typedef@eircom.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: ppc32 2.6.x builds for ppc m8xx arch.
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References: <41ED2DAC.5030209@eircom.net>
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On Tue, Jan 18, 2005 at 03:39:24PM +0000, Bryan O'Donoghue wrote:

> Greetings list.
> 
> I'm curious about something which looks like an error in the mpc8xx 
> build of the latest 2.6.11-rc1 kernel.
[snip]
> Looking at the difference between the 2.4 and the 2.6 build arguments.
[snip]
> I notice that for a start -m32 has appeared out of nowhere and 

-m32 is what allows you to use a ppc32/64 bi-arch toolchain and build a
32bit kernel.  It is harmless on just ppc32 compilers.

> furthermore -mcpu=860 has gone away.

Correct.  -mcpu860 was a 'do nothing' flag.  It didn't actually tell the
compiler anything, it just didn't cause an error.  It was removed when
we had to add more really used flags.

-- 
Tom Rini
http://gate.crashing.org/~trini/
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