From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: pciback doesn't seize device, but no error either. Date: Mon, 15 Feb 2010 09:10:49 -0500 Message-ID: <20100215141049.GA15257@phenom.dumpdata.com> References: <1034474768.20100214134538@eikelenboom.it> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1034474768.20100214134538@eikelenboom.it> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Sander Eikelenboom Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org On Sun, Feb 14, 2010 at 01:45:38PM +0100, Sander Eikelenboom wrote: > Hi Konrad, > > I'm trying to passthrough a secondary gfx device(intel IGD) (with patches from Han Weidong). > Intel VT-D is enabled, pciback + pciback debug compiled in. > But some how pciback refuses to seize the device, but i don't see an error either. > > Attached: > - xm info > - xm dmesg > - dmesg > - lspci -vvvknn > > Any ideas on what it might be ? > > -- > Best regards, > Sander mailto:linux@eikelenboom.it > [ 0.000000] Initializing cgroup subsys cpuset > [ 0.000000] Initializing cgroup subsys cpu > [ 0.000000] Linux version 2.6.31.6 (root@xentest) (gcc version 4.3.2 (Debian 4.3.2-1.1) ) #2 SMP Sun Feb 14 05:18:49 CET 2010 > [ 0.000000] Command line: root=/dev/sda1 ro earlyprintk=xen pciback.hide=(0000:00:02.0)(0000:00:02.1) reassigndev=0000:00:02.0,0000:00:02.1 reassign_resources It is called 'xen-pciback' now. Try that instead of 'pciback'. Also, 'reassigneddev' and 'reassign_resources' are no more in the upstream kernels. It is one single option and it is: 'pci=resource_alignment=08:02.0'.