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Subject: Re: The IO problem on multiple PCI busses
To: davem@redhat.com (David S. Miller)
Date: Thu, 1 Mar 2001 22:26:14 +0000 (GMT)
Cc: benh@kernel.crashing.org (Benjamin Herrenschmidt),
        linux-kernel@vger.kernel.org, linuxppc-dev@lists.linuxppc.org
In-Reply-To: <15006.44863.375642.847562@pizda.ninka.net> from "David S. Miller" at Mar 01, 2001 12:21:19 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> There is no 'fake' ISA bus number you need.  There is a 'real' one,
> the one on which the PCI-->ISA bridge lives, why not use that one
> :-)

IFF the ISA bus hangs off the PCI bridge. Similarly not all machines have
PCI as the primary I/O bus. On hppa PCI busses hang off the gsc bus

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