From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jun Koi Subject: Re: [PATCH 0/2] graphics passthrough with VT-d Date: Tue, 22 Sep 2009 02:05:46 +0900 Message-ID: References: <715D42877B251141A38726ABF5CABF2C054B533681@pdsmsx503.ccr.corp.intel.com> <4D05DB80B95B23498C72C700BD6C2E0B33D53D9F@pdsmsx502.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <4D05DB80B95B23498C72C700BD6C2E0B33D53D9F@pdsmsx502.ccr.corp.intel.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: "Lin, Ben Y" Cc: "xen-devel@lists.xensource.com" , Stefano Stabellini , "Han, Weidong" , "Kay, Allen M" , Guyader , Keir Fraser , "bengheng@eecs.umich.edu" List-Id: xen-devel@lists.xenproject.org hi Lin, 2009/9/17 Lin, Ben Y : > One shortcoming of VGA resource remapping is that the host domain could n= ot use console anymore. > > Here is what we did before in XEN: > Pass-through the Discrete graphics card into guest as the primary graphic= s card, and used the emulated VGA controller for this graphics card in the = guest. In other words, graphics card in the guest =3D physical graphics car= d (3D computing) + emulated VGA controller. > > This solution could avoid of VGA resource remapping, and the host domain = could use the console as usual. This is cool! I am wondering how we can separate 3D access and VGA controller access, so we can direct some access to physical stuff, and the other to emulated controller?? What is the current status of this project? Thanks, J