From owner-freebsd-current@FreeBSD.ORG Thu Nov 17 21:39:55 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DF53016A41F; Thu, 17 Nov 2005 21:39:55 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from speedfactory.net (mail6.speedfactory.net [66.23.216.219]) by mx1.FreeBSD.org (Postfix) with ESMTP id 08CE043D45; Thu, 17 Nov 2005 21:39:54 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (unverified [66.23.211.162]) by speedfactory.net (SurgeMail 3.5b3) with ESMTP id 2137563 for multiple; Thu, 17 Nov 2005 16:39:47 -0500 Received: from localhost (john@localhost [127.0.0.1]) by server.baldwin.cx (8.13.1/8.13.1) with ESMTP id jAHLdffd027389; Thu, 17 Nov 2005 16:39:41 -0500 (EST) (envelope-from jhb@freebsd.org) From: John Baldwin To: Matthew Dillon Date: Thu, 17 Nov 2005 16:38:57 -0500 User-Agent: KMail/1.8.2 References: <20051117010651.97608.qmail@web50303.mail.yahoo.com> <6.2.3.4.0.20051117120533.057ddae0@64.7.153.2> <200511171915.jAHJF0L6006229@apollo.backplane.com> In-Reply-To: <200511171915.jAHJF0L6006229@apollo.backplane.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-6" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200511171639.00807.jhb@freebsd.org> X-Spam-Status: No, score=-2.8 required=4.2 tests=ALL_TRUSTED autolearn=failed version=3.0.2 X-Spam-Checker-Version: SpamAssassin 3.0.2 (2004-11-16) on server.baldwin.cx X-Server: High Performance Mail Server - http://surgemail.com r=1653887525 Cc: alan bryan , FreeBSD current mailing list , Mike Tancsa , freebsd-current@freebsd.org, "Bjoern A. Zeeb" , Alexander Leidinger Subject: Re: Side note on Shuttle XPC / AMD X2 (SN95G5V3) (Re: [PATCH] nve(4) locking cleanup) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Nov 2005 21:39:56 -0000 On Thursday 17 November 2005 02:15 pm, Matthew Dillon wrote: > I haven't tried booting FreeBSD on my Shuttle XPC / AMD X2 based box, > but if you have users that are and are hitting either of the following > two problems, then I was able to implement a solution for DragonFly: I don't know if anyone has yet. > -- > > Problem #2: > > MPTable has an entry for IRQ 14 but not IRQ 15. This can cause > the ATA driver to lock the system up while attempting to access > the CD. > > Solution: > > If using the MPTable, a fixup is required. > > DragonFly Commit: > > http://leaf.dragonflybsd.org/mailarchive/commits/2005-10/msg00095.html Hmm, if the IRQ 15 is routed to intpin 15 as ISA (edge, active-hi), then FreeBSD will actually be ok with the missing entry as we assume ISA 1:1 mappings for pins 1-15 on the first I/O APIC. > -- > > Problem #3: > > ACPI and/or MPTable based interrupt routing is completely broken > for SMP builds. The tables report interrupt routing pins > 23 > on a motherboard which only has one IO APIC with only 24 bits (0-23). > Interrupts cannot be properly routed. That is truly odd. Windows and Linux must break on these boxes too then as they both depend on MP Table and/or _PRT to route interrupts as well. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org