From owner-freebsd-acpi@FreeBSD.ORG Wed Nov 17 14:18:49 2004 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2287016A4CE for ; Wed, 17 Nov 2004 14:18:49 +0000 (GMT) Received: from mail5.speakeasy.net (mail5.speakeasy.net [216.254.0.205]) by mx1.FreeBSD.org (Postfix) with ESMTP id E63EF43D5A for ; Wed, 17 Nov 2004 14:18:48 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: (qmail 6982 invoked from network); 17 Nov 2004 14:18:47 -0000 Received: from dsl027-160-063.atl1.dsl.speakeasy.net (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender ) encrypted SMTP for ; 17 Nov 2004 14:18:46 -0000 Received: from [10.50.41.235] (gw1.twc.weather.com [216.133.140.1]) (authenticated bits=0) by server.baldwin.cx (8.12.11/8.12.11) with ESMTP id iAHEIcJ4090146; Wed, 17 Nov 2004 09:18:43 -0500 (EST) (envelope-from jhb@FreeBSD.org) From: John Baldwin To: freebsd-acpi@FreeBSD.org Date: Wed, 17 Nov 2004 09:05:34 -0500 User-Agent: KMail/1.6.2 References: <200411111737.00537.jhb@FreeBSD.org> <200411161339.13818.jhb@FreeBSD.org> <419A8CEB.4070305@root.org> In-Reply-To: <419A8CEB.4070305@root.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200411170905.34296.jhb@FreeBSD.org> X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on server.baldwin.cx cc: gallatin@FreeBSD.org cc: scottl@FreeBSD.org Subject: Re: New ACPI PCI Link Routing code X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Nov 2004 14:18:49 -0000 On Tuesday 16 November 2004 06:27 pm, Nate Lawson wrote: > John Baldwin wrote: > > On Thursday 11 November 2004 05:37 pm, John Baldwin wrote: > >>I've done some work on the ACPI PCI link code to make it a bit more like > >>$PIR in that it is link centric and uses actual new-bus devices for each > >>device link. One benefit of this is that unused links will be disabled > >> now which might help with interrupt aliasing problems on machines using > >> APICs. Also, instead of routing IRQs for links via PCI device numbers > >> using tunables, they are now routed via the link name ala $PIR. Thus, > >> one uses 'hw.pci.link.LNKA.irq=X' to route LNKA to IRQ X. Also, when > >> choosing a virgin interrupt, we no longer try to guess at which IRQs > >> might be used by ISA devices. Instead, we only use known-good IRQs > >> including IRQs that the BIOS has already used and the SCI if the link is > >> being routed via ISA IRQs. The patch is at > >> http://www.FreeBSD.org/~jhb/patches/acpi_pci_link.patch Please test and > >> let me know if there are any problems, thanks. > > > > I've updated this to the latest current and verified that it compiles ok > > (since I had at least one report that it didn't patch cleanly and/or > > compile). I plan to commit this in a couple of days unless I hear some > > sort of negative feedback. > > Oh, please s/style(msmith)/style(9) in some parts you added. Heh, I can do that in the new code, sure. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org