From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Antonino A. Daplas" Subject: Re: Dual screen framebuffer development advice Date: Tue, 23 Nov 2004 06:14:03 +0800 Message-ID: <200411230614.03946.adaplas@hotpop.com> References: <200406191455.56574.andrew@walrond.org> <200406200425.48378.adaplas@hotpop.com> <200411222135.55027.andrew@walrond.org> Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1CWMRv-0005GY-Qb for linux-fbdev-devel@lists.sourceforge.net; Mon, 22 Nov 2004 14:14:19 -0800 Received: from smtp-out.hotpop.com ([38.113.3.61]) by sc8-sf-mx1.sourceforge.net with esmtp (Exim 4.41) id 1CWMRu-0002op-MV for linux-fbdev-devel@lists.sourceforge.net; Mon, 22 Nov 2004 14:14:19 -0800 Received: from hotpop.com (kubrick.hotpop.com [38.113.3.103]) by smtp-out.hotpop.com (Postfix) with SMTP id 3A74F9CEC03 for ; Mon, 22 Nov 2004 22:14:05 +0000 (UTC) In-Reply-To: <200411222135.55027.andrew@walrond.org> Content-Disposition: inline Sender: linux-fbdev-devel-admin@lists.sourceforge.net Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: List-Post: List-Help: List-Subscribe: , List-Archive: Content-Type: text/plain; charset="us-ascii" To: Andrew Walrond , linux-fbdev-devel@lists.sourceforge.net, adaplas@pol.net On Tuesday 23 November 2004 05:35, Andrew Walrond wrote: > I asked this a few months ago: > > On Saturday 19 Jun 2004 21:25, Antonino A. Daplas wrote: > > On Saturday 19 June 2004 21:55, Andrew Walrond wrote: > > > I need to setup a machine to develop a framebuffer based application. > > > I'd like to use two graphics devices; The first an ati agp chipset on > > > the motherboard which will run X11 with X11's ati driver, the second a > > > PCI card running a fb driver and displaying my framebuffer application. > > > > > > Is this possible/sensible? > > > > Sure, it's possible and actually not hard to do. Just make sure that the > > driver of your primary card is fbdev, and the secondary X11. X happens > > to do a fine job of initializing non-primary cards whereas fbdev is > > mostly restricted to cards initialized by the firmware. > > I've got this working nicely now. I have a recent agp nvidia card and an > old pci matrox millenium in this dual opteron machine running 64bit linux. > I boot into a console on the matrox using the built-in matroxfb driver, > then startx which runs on the nvidia card using the nv driver. I can then > work on my fb application in X, viewing the output on the second monitor > via the matrox card. Nice! > > > Note: You wont' be able to see both displays simultaneously, switching > > from one blanks the other. If you do want multi-seat, see the Ruby > > project of linuxconsole. > > This is wrong; I can indeed see both displays simultaneously :) That sounds very nice :-). So I was wrong. I probably should have said that you cannot display multiple consoles simultaneously. Tony ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://productguide.itmanagersjournal.com/