Date: Tue, 15 Apr 1997 03:33:13 -0700 From: David Greenman <dg@root.com> To: "Daniel M. Eischen" <deischen@iworks.InterWorks.org> Cc: krygier@kph.uni-mainz.de, questions@FreeBSD.ORG Subject: Re: special memory device Message-ID: <199704151033.DAA19848@root.com> In-Reply-To: Your message of "Tue, 15 Apr 1997 05:16:52 CDT." <199704151016.FAA16079@iworks.InterWorks.org>
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>> In order to do this you'd have to go poking around in the PCI registers of >> all of the devices that were found and create the map. This doesn't sound >> like much fun. > >Why can't it be done at device probe time? I think the existing PCI >code can tell what addresses are being (or can be) used by checking >the appropriate register in the PCI config address space. It already >does this if you boot verbose, doesn't it? I didn't mean to suggest that it couldn't be done there, only that it needed to be done since such a map doesn't currently exist in the kernel. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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