From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: [Linux-fbdev-devel] Re: [PATCH] Add VirtIO Frame Buffer Support Date: Tue, 03 Nov 2009 18:33:06 +0100 Message-ID: References: <1257199759-2941-1-git-send-email-agraf@suse.de> <4AEFCBED.50804@redhat.com> <4AEFCCBA.9050408@redhat.com> <8BA1853F-11C9-44B1-9FDB-1DFDAED40E1B@suse.de> <4AEFCEDA.4030308@redhat.com> <87F51670-CB3F-431C-87B4-A8746F996C6F@suse.de> <20091103112543.GA24834@snarc.org> <4AEFFA0A.4040105@redhat.com> <20091103152911.GA8266@localhost> <4AF054B9.9060204@redhat.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4AF054B9.9060204@redhat.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Errors-To: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Content-Type: text/plain; charset="us-ascii"; format="flowed" Cc: linux-fbdev-devel@lists.sourceforge.net, qemu-devel@nongnu.org, kvm@vger.kernel.org On 11/03/2009 05:05 PM, Avi Kivity wrote: > On 11/03/2009 05:29 PM, Ondrej Zajicek wrote: >> On Tue, Nov 03, 2009 at 11:38:18AM +0200, Avi Kivity wrote: >>> On 11/03/2009 01:25 PM, Vincent Hanquez wrote: >>>> not sure if i'm missing the point here, but couldn't it be >>>> hypothetically >>>> extended to stuff 3d (or video& more 2d accel ?) commands too ? I can't >>>> imagine the cirrus or stdvga driver be able to do that ever ;) >>>> >>> cirrus has pretty good 2d acceleration. 3D is a mega-project though. >> Cirrus has no blending/compositing hardware support. >> Paravirtualized graphics can easily support full XRender-style >> 2D acceleration. > > What do that entail? 3/4 operand raster ops? With alpha compositing. Paolo From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: [Linux-fbdev-devel] Re: [PATCH] Add VirtIO Frame Buffer Support Date: Tue, 03 Nov 2009 18:33:06 +0100 Message-ID: References: <1257199759-2941-1-git-send-email-agraf@suse.de> <4AEFCBED.50804@redhat.com> <4AEFCCBA.9050408@redhat.com> <8BA1853F-11C9-44B1-9FDB-1DFDAED40E1B@suse.de> <4AEFCEDA.4030308@redhat.com> <87F51670-CB3F-431C-87B4-A8746F996C6F@suse.de> <20091103112543.GA24834@snarc.org> <4AEFFA0A.4040105@redhat.com> <20091103152911.GA8266@localhost> <4AF054B9.9060204@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-fbdev-devel@lists.sourceforge.net, qemu-devel@nongnu.org, kvm@vger.kernel.org To: qemu-devel@nongnu.org Return-path: In-Reply-To: <4AF054B9.9060204@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Errors-To: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org List-Id: kvm.vger.kernel.org On 11/03/2009 05:05 PM, Avi Kivity wrote: > On 11/03/2009 05:29 PM, Ondrej Zajicek wrote: >> On Tue, Nov 03, 2009 at 11:38:18AM +0200, Avi Kivity wrote: >>> On 11/03/2009 01:25 PM, Vincent Hanquez wrote: >>>> not sure if i'm missing the point here, but couldn't it be >>>> hypothetically >>>> extended to stuff 3d (or video& more 2d accel ?) commands too ? I can't >>>> imagine the cirrus or stdvga driver be able to do that ever ;) >>>> >>> cirrus has pretty good 2d acceleration. 3D is a mega-project though. >> Cirrus has no blending/compositing hardware support. >> Paravirtualized graphics can easily support full XRender-style >> 2D acceleration. > > What do that entail? 3/4 operand raster ops? With alpha compositing. Paolo From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1N5OCT-0001z2-B3 for qemu-devel@nongnu.org; Tue, 03 Nov 2009 13:33:49 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1N5OCO-0001yW-Qf for qemu-devel@nongnu.org; Tue, 03 Nov 2009 13:33:49 -0500 Received: from [199.232.76.173] (port=48254 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1N5OCO-0001yT-L4 for qemu-devel@nongnu.org; Tue, 03 Nov 2009 13:33:44 -0500 Received: from lo.gmane.org ([80.91.229.12]:51163) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1N5OCO-0007vY-8t for qemu-devel@nongnu.org; Tue, 03 Nov 2009 13:33:44 -0500 Received: from list by lo.gmane.org with local (Exim 4.50) id 1N5OCC-00023i-G6 for qemu-devel@nongnu.org; Tue, 03 Nov 2009 19:33:32 +0100 Received: from nat-pool-brq-t.redhat.com ([209.132.186.34]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 03 Nov 2009 19:33:32 +0100 Received: from pbonzini by nat-pool-brq-t.redhat.com with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 03 Nov 2009 19:33:32 +0100 From: Paolo Bonzini Subject: Re: [Linux-fbdev-devel] [Qemu-devel] Re: [PATCH] Add VirtIO Frame Buffer Support Date: Tue, 03 Nov 2009 18:33:06 +0100 Message-ID: References: <1257199759-2941-1-git-send-email-agraf@suse.de> <4AEFCBED.50804@redhat.com> <4AEFCCBA.9050408@redhat.com> <8BA1853F-11C9-44B1-9FDB-1DFDAED40E1B@suse.de> <4AEFCEDA.4030308@redhat.com> <87F51670-CB3F-431C-87B4-A8746F996C6F@suse.de> <20091103112543.GA24834@snarc.org> <4AEFFA0A.4040105@redhat.com> <20091103152911.GA8266@localhost> <4AF054B9.9060204@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit In-Reply-To: <4AF054B9.9060204@redhat.com> Sender: news List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: linux-fbdev-devel@lists.sourceforge.net, kvm@vger.kernel.org On 11/03/2009 05:05 PM, Avi Kivity wrote: > On 11/03/2009 05:29 PM, Ondrej Zajicek wrote: >> On Tue, Nov 03, 2009 at 11:38:18AM +0200, Avi Kivity wrote: >>> On 11/03/2009 01:25 PM, Vincent Hanquez wrote: >>>> not sure if i'm missing the point here, but couldn't it be >>>> hypothetically >>>> extended to stuff 3d (or video& more 2d accel ?) commands too ? I can't >>>> imagine the cirrus or stdvga driver be able to do that ever ;) >>>> >>> cirrus has pretty good 2d acceleration. 3D is a mega-project though. >> Cirrus has no blending/compositing hardware support. >> Paravirtualized graphics can easily support full XRender-style >> 2D acceleration. > > What do that entail? 3/4 operand raster ops? With alpha compositing. Paolo