From mboxrd@z Thu Jan 1 00:00:00 1970 From: matt@snip.net Subject: Re: please explain to me why video/bios shadowing must be disabled to use graphics... Date: Sat, 21 Sep 2002 16:08:29 -0400 Sender: linux-msdos-owner@vger.kernel.org Message-ID: <5.1.0.14.0.20020921160649.00a12450@pop3.snip.net> References: <5.1.0.14.0.20020921033828.00a27570@pop3.snip.net> Mime-Version: 1.0 Return-path: In-Reply-To: List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" Content-Transfer-Encoding: 7bit To: linux-msdos@vger.kernel.org Well I don't have any problem with graphics in native dos so I guess i'll have to go the dual boot route and keep a small dos/windows partition available to run my dos stuff. thanks again. At 05:04 PM 9/21/02 +0100, you wrote: >On Sat, 21 Sep 2002 matt@snip.net wrote: > >[about having an ATI Rage Pro where the screen goes black] > >your problem is mostly not video shadowing, but just that DOSEMU does >not support this video card and does not open up enough ports. > >I remember talking about this before when I still used console DOSEMU. > > Date: 2000/03/28 > >On Tue, 28 Mar 2000, Tuomas Jormola wrote: > > > I've got some problems to enable graphics with Dosemu. I think it's > > because of the graphics card, ATI Xpert@Work 8MB AGP. > > > > +$_chipset = "ati" > >I don't know much about the X stuff. >For the console, the problem is that "ati" refers to older ATI cards. >dosemu probably hanged while trying to initialise the video card, that's >why you couldn't type exitemu. >Try $_chipset = "plainvga" for now. If that still doesn't work, the >following can give you a clue: > >Run "dos -D+i -o /var/tmp/errors" and analyze /var/tmp/errors to see which >ports it tries to access and dosemu doesn't understand. You can enable >then in the "ports" section. Don't do this is if you're paranoid about >security though. > >If it works you probably won't be able to do console switching, except to >and from X. > >Bart > >----- >you could also try a development version of DOSEMU with svgalib support >compiled-in and $_chipset = "svgalib". > >And then still, no guarantees, vesa modes may still be broken, the >screen can go black, your computer may hang, and you may harm yourself >and your monitor (depends a lot on the monitor though, but older >fixed-frequency types are easily damaged). Stas tried hard to get >DOSEMU working on his ATI Radeon, and Vesa modes do not work for him. >Neither do they in NT DOS boxes. > >Bart