From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52739) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YDUJ9-00020D-7r for qemu-devel@nongnu.org; Tue, 20 Jan 2015 03:37:08 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YDUJ3-0000fG-6i for qemu-devel@nongnu.org; Tue, 20 Jan 2015 03:37:07 -0500 Received: from mga09.intel.com ([134.134.136.24]:9165) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YDUJ3-0000ek-1Q for qemu-devel@nongnu.org; Tue, 20 Jan 2015 03:37:01 -0500 Message-ID: <54BE12B0.4090702@intel.com> Date: Tue, 20 Jan 2015 16:32:48 +0800 From: Jike Song MIME-Version: 1.0 References: <1421659723-2496-1-git-send-email-tiejun.chen@intel.com> <1421659723-2496-2-git-send-email-tiejun.chen@intel.com> <1421667412.3610.15.camel@nilsson.home.kraxel.org> <54BDC1E5.2040507@intel.com> <1421742340.3606.14.camel@nilsson.home.kraxel.org> In-Reply-To: <1421742340.3606.14.camel@nilsson.home.kraxel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [v6][PATCH 01/10] i440fx: make types configurable at run-time List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gerd Hoffmann Cc: mst@redhat.com, allen.m.kay@intel.com, qemu-devel@nongnu.org, aliguori@amazon.com, pbonzini@redhat.com, yang.z.zhang@intel.com, "Chen, Tiejun" , rth@twiddle.net On 01/20/2015 04:25 PM, Gerd Hoffmann wrote: > On Di, 2015-01-20 at 10:48 +0800, Chen, Tiejun wrote: >> On 2015/1/19 19:36, Gerd Hoffmann wrote: >>> On Mo, 2015-01-19 at 17:28 +0800, Tiejun Chen wrote: >>>> From: "Michael S. Tsirkin" >>>> >>>> Xen wants to supply a different pci and host devices, >>>> inheriting i440fx devices. Make types configurable. >>> >>> Description is misleading, this isn't about xen but about IGD >> >> Its about IGD passthrough in Xen side. > > As far I can see the only really xen specific stuff here is the pci > pass-through bits, i.e. how we handle the IGD device itself. > > The northbridge & isa-bridge emulation extensions needed for IGD should > be pretty much common for IGD passthough on xen, IGD passthrough on kvm > (vfio) and IGD virtualization (xengt+kvmgt). This is exactly what I proposed in another thread :) > > cheers, > Gerd > -- Thanks, Jike