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Date: Thu, 14 Jul 2011 09:05:30 +0200
From: Philipp <trashavenue@gmail.com>
To: perryh@pluto.rain.com
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Cc: freebsd-questions@freebsd.org
Subject: Re: DOSBox: whole screen turns black
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On Wed, 13 Jul 2011 23:37:51 -0700
perryh@pluto.rain.com wrote:

> It sure sounds as if the video signal coming out of the graphics
> card is beyond the monitor's range.
> 
> That's not supposed to happen with recent xorg, unless the monitor
> is misreporting its capabilities when the graphics card interrogates
> it or something (related to DOSBox?) is issuing an xrandr for an
> unsupported mode.
> 
> What kind of monitor?

It's an Acer S221HQLBD connected via DVI-D (Dual Link). My Xorg is version 1.7.7.

Maybe it's an issue with too small VRAM. I've limited VRAM in BIOS to 16 MB, because I've only 1 GB of RAM and the GMA 3000 doesn't own real VRAM. I'm going to proof it this afternoon.