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From: Paul Mackerras <paulus@samba.org>
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Date: Mon, 25 Feb 2002 09:01:06 +1100 (EST)
To: Vojtech Pavlik <vojtech@suse.cz>
Cc: Troy Benjegerdes <hozer@drgw.net>,
        Martin Dalecki <dalecki@evision-ventures.com>,
        Linus Torvalds <torvalds@transmeta.com>,
        Andre Hedrick <andre@linuxdiskcert.org>,
        Rik van Riel <riel@conectiva.com.br>,
        Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Flash Back -- kernel 2.1.111
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Vojtech Pavlik writes:

> On Sun, Feb 24, 2002 at 02:29:03PM -0600, Troy Benjegerdes wrote:
> > I believe there are systems with 33mhz pci and 50mhz pci. Trying to find a
> > 'common' base clock just seems to be an excercise in confusion. The only
> > thing that really makes sense is 'how fast is said PCI device clocked'.
> 
> Show me one.

We have some RS/6000 machines that have two separate PCI buses (two
host bridges) that run at 33MHz and 50MHz respectively.  Fortunately
we also get a device tree from the firmware that tells us this.

Paul.
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