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Date: Mon, 09 Jun 2003 04:04:56 -0700 (PDT)
Message-Id: <20030609.040456.13756172.davem@redhat.com>
To: ink@jurassic.park.msu.ru
Cc: willy@debian.org, linux-kernel@vger.kernel.org, davidm@hpl.hp.com
Subject: Re: [PATCH] [3/3] PCI segment support
From: "David S. Miller" <davem@redhat.com>
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   From: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
   Date: Mon, 9 Jun 2003 15:00:18 +0400
   
   The root level controllers itself are not accessible from
   PCI config space (unlike x86 host bridges). They have
   dedicated control registers somewhere in the IO space.

This sounds more like a PCI host controller, not the
root of the actual PCI bus.