From patchwork Thu Jan 22 11:04:04 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 431760 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id E332214029C for ; Thu, 22 Jan 2015 22:05:07 +1100 (AEDT) Received: from localhost ([::1]:52304 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEFZR-0007eR-B9 for incoming@patchwork.ozlabs.org; Thu, 22 Jan 2015 06:05:05 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38505) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEFYl-0006Kr-5L for qemu-devel@nongnu.org; Thu, 22 Jan 2015 06:04:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YEFYd-0002Xb-0r for qemu-devel@nongnu.org; Thu, 22 Jan 2015 06:04:23 -0500 Received: from mx1.redhat.com ([209.132.183.28]:60953) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEFYc-0002Wz-PY for qemu-devel@nongnu.org; Thu, 22 Jan 2015 06:04:14 -0500 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id t0MB4EO0000708 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Thu, 22 Jan 2015 06:04:14 -0500 Received: from nilsson.home.kraxel.org (ovpn-116-36.ams2.redhat.com [10.36.116.36]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t0MB4DCW027180; Thu, 22 Jan 2015 06:04:13 -0500 Received: by nilsson.home.kraxel.org (Postfix, from userid 500) id E11EA80E4E; Thu, 22 Jan 2015 12:04:10 +0100 (CET) From: Gerd Hoffmann To: qemu-devel@nongnu.org Date: Thu, 22 Jan 2015 12:04:04 +0100 Message-Id: <1421924648-21963-7-git-send-email-kraxel@redhat.com> In-Reply-To: <1421924648-21963-1-git-send-email-kraxel@redhat.com> References: <1421924648-21963-1-git-send-email-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.26 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: Gerd Hoffmann Subject: [Qemu-devel] [PULL 06/10] vnc: update docs/multiseat.txt X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org vnc joins the party ;) Also some s/head/seat/ to clarify. Signed-off-by: Gerd Hoffmann --- docs/multiseat.txt | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/docs/multiseat.txt b/docs/multiseat.txt index 67151e0..b963665 100644 --- a/docs/multiseat.txt +++ b/docs/multiseat.txt @@ -7,7 +7,7 @@ host side First you must compile qemu with a user interface supporting multihead/multiseat and input event routing. Right now this -list includes sdl2 and gtk (both 2+3): +list includes sdl2, gtk (both 2+3) and vnc: ./configure --enable-sdl --with-sdlabi=2.0 @@ -16,16 +16,16 @@ or ./configure --enable-gtk -Next put together the qemu command line: +Next put together the qemu command line (sdk/gtk): qemu -enable-kvm -usb $memory $disk $whatever \ -display [ sdl | gtk ] \ -vga std \ -device usb-tablet -That is it for the first head, which will use the standard vga, the +That is it for the first seat, which will use the standard vga, the standard ps/2 keyboard (implicitly there) and the usb-tablet. Now the -additional switches for the second head: +additional switches for the second seat: -device pci-bridge,addr=12.0,chassis_nr=2,id=head.2 \ -device secondary-vga,bus=head.2,addr=02.0,id=video.2 \ @@ -47,6 +47,16 @@ in a separate tab. You can either simply switch tabs to switch heads, or use the "View / Detach tab" menu item to move one of the displays to its own window so you can see both display devices side-by-side. +For vnc some additional configuration on the command line is needed. +We'll create two vnc server instances, and bind the second one to the +second seat, simliar to input devices: + + -display vnc=:1,id=primary \ + -display vnc=:2,id=secondary,display=video.2 + +Connecting to vnc display :1 gives you access to the first seat, and +likewise connecting to vnc display :2 shows the second seat. + Note on spice: Spice handles multihead just fine. But it can't do multiseat. For tablet events the event source is sent to the spice agent. But qemu can't figure it, so it can't do input routing.