From owner-freebsd-stable@FreeBSD.ORG Thu Jan 17 11:19:08 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4D02816A421 for ; Thu, 17 Jan 2008 11:19:08 +0000 (UTC) (envelope-from parv@pair.com) Received: from hrndva-omtalb.mail.rr.com (hrndva-omtalb.mail.rr.com [71.74.56.122]) by mx1.freebsd.org (Postfix) with ESMTP id 0C37413C459 for ; Thu, 17 Jan 2008 11:19:07 +0000 (UTC) (envelope-from parv@pair.com) Received: from localhost.hawaii.res.rr.com ([24.25.231.204]) by hrndva-omta05.mail.rr.com with ESMTP id <20080117110404.ETEC14424.hrndva-omta05.mail.rr.com@localhost.hawaii.res.rr.com>; Thu, 17 Jan 2008 11:04:04 +0000 Received: from holstein.holy.cow (localhost [127.0.0.1]) by localhost.hawaii.res.rr.com (Postfix) with ESMTP id 25AC532B9; Thu, 17 Jan 2008 01:05:19 -1000 (HST) Received: (from parv@localhost) by holstein.holy.cow (8.13.8/8.13.8/Submit) id m0HB5Hh6011364; Thu, 17 Jan 2008 01:05:17 -1000 (HST) (envelope-from parv@pair.com) X-Authentication-Warning: holstein.holy.cow: parv set sender to parv@pair.com using -f Date: Thu, 17 Jan 2008 01:05:17 -1000 From: Parv To: Vivek Khera Message-ID: <20080117110517.GA3128@holstein.holy.cow> Mail-Followup-To: Vivek Khera , FreeBSD Stable List References: <4785616A.4070001@delphij.net> <200801101109.38294.jhb@freebsd.org> <70AABDAF-1925-4DBE-88A2-976CFBC55C5E@khera.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <70AABDAF-1925-4DBE-88A2-976CFBC55C5E@khera.org> Cc: FreeBSD Stable List Subject: PCI MSI (was Re: What current Dell Systems are supported/work) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Jan 2008 11:19:08 -0000 in message <70AABDAF-1925-4DBE-88A2-976CFBC55C5E@khera.org>, wrote Vivek Khera thusly... > > > On Jan 10, 2008, at 11:09 AM, John Baldwin wrote: > >>> *: This is the default behavior for 7.0, I have not encountered >>> the problem mentioned above on any 1950/2950 boxes so far I have >>> tested. >> >> I will enable MSI by default on 6.x now (so will take affect for >> 6.4). We've also enabled it by default on 6.x at work. >> > > Where can one go to read up on what MSI is and how it helps us? > > Is enabling it just setting a sysctl? Does that have to be done > in loader.conf or can it happen later? Speaking of MSI being on by default in recent 6-STABLE ... well, that caused my ThinkPad T61 (8859-CTO) ... dmesg: http://www103.pair.com/parv/comp/unix/freebsd/thinkpad-t61-8859-cto/sys/dmesg kernel (combined for easy perusal): http://www103.pair.com/parv/comp/unix/freebsd/thinkpad-t61-8859-cto/cf/kern/combined/T61-SMP.debug--combined /boot/device.hints: http://www103.pair.com/parv/comp/unix/freebsd/thinkpad-t61-8859-cto/cf/boot/device.hints ... to go in panic[0]. So, for now I have added ... # Since MSI turned on by default on 2008.01.10.21.17.12 UTC, # causes panic so disable MSI. hw.pci.enable_msix=0 hw.pci.enable_msi=0 ... to /boot/loader.conf. [0] I could not save the dump for neither do I have access to serial console, nor could the file system be mounted. Missing also here is a digital camera. If anybody is interested, I could write screen down, and repeat to them. - Parv --