From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37828) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wzhp9-00086q-6M for qemu-devel@nongnu.org; Wed, 25 Jun 2014 03:41:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wzhp2-0000w2-Pf for qemu-devel@nongnu.org; Wed, 25 Jun 2014 03:40:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53721) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wzhp2-0000vU-GF for qemu-devel@nongnu.org; Wed, 25 Jun 2014 03:40:48 -0400 Date: Wed, 25 Jun 2014 10:40:46 +0300 From: "Michael S. Tsirkin" Message-ID: <20140625074046.GB31509@redhat.com> References: <1403662641-28526-1-git-send-email-tiejun.chen@intel.com> <53AA69E7.8050406@redhat.com> <53AA7BD7.1080309@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <53AA7BD7.1080309@intel.com> Subject: Re: [Qemu-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Chen, Tiejun" Cc: peter.maydell@linaro.org, xen-devel@lists.xensource.com, stefano.stabellini@eu.citrix.com, allen.m.kay@intel.com, Kelly.Zytaruk@amd.com, qemu-devel@nongnu.org, yang.z.zhang@intel.com, anthony@codemonkey.ws, anthony.perard@citrix.com, Paolo Bonzini On Wed, Jun 25, 2014 at 03:35:51PM +0800, Chen, Tiejun wrote: > On 2014/6/25 14:19, Paolo Bonzini wrote: > >Il 25/06/2014 04:17, Tiejun Chen ha scritto: > >>* Don't set that ISA class property, instead, just fake this ISA bridge > >> with 00:1f.0. > > > >How are you going to make this work for Q35 or another PCIe machine that > >already has an ISA bridge at 00:1f.0? > > > > Could we simply pass the vendor/device ids of the host ISA bridge here? > > Thanks > Tiejun Will firmware have drivers for this bridge? -- MST