Re: A video problem

["Lars Bjørndal" <lars@lamasti.net>]

On Sat, Oct 25, 2014 at 03:57:43PM -0400, Felix Miata wrote:
> Lars Bjørndal composed on 2014-10-25 15:32 (UTC+0200):
> 
> > It's really important to me to get dosemu to work, if possible. Hope
> > someone can help. I tried to start dosemu after booting the machine
> > with the kernel parameters "console=tty0 nomodeset vga=normal"
> > removed. Then dosemu starts, but on my braille display (I need it
> > because I'm blind), I then get: Screen is not in text mode. For
> > further details, look below.
> 
> > On Sat, Jul 12, 2014 at 11:12:53PM +0200, Lars Bjørndal wrote:
> 
> >> I've used dosemu for years, and it has worked perfectly. After some
> >> upgrades and hardware replacements, I cannot get dosemu to work any more.
> 
> Before you upgraded to Fedora 20, what were you using that was working?
> Was that on the same machine you are trying to use now (same 965 Intel video)?

Actually, I don't remember when I used dosemu the last time. It might be
it was before I changed hardware.

> You might get better help asking on a Fedora list, such as the one that can
> be suscribed at:
> 
> https://lists.fedoraproject.org/mailman/listinfo/users
> 
> Have you considered switching to a distro targeted for use by the blind?
> Knoppix features Adriane and works well from DVD boot so you can give it a
> workout without installing first. http://en.wikipedia.org/wiki/Adriane
> 
> >> As I always use console and never use GUI, I have the following kernel
> >> command line: "console=tty0 nomodeset vga=normal". So I don't have any
> >> framebuffer.
> 
> >> I use Fedora 20, and have the package
> >> dosemu-1.4.0.8-18.20131022git.fc20.x86_64 installed. When I run dosemu
> >> with the -s flag, I get the following error messages:
> 
> >> Running as root in full feature mode
> >> ERROR: SDL: No available video device
> >> ERROR: PORT: conflicting devices: VGAEmu VGA Controller & extra stuff
> >> for port 0
> >> x3c0
> >> ERROR: PORT: conflicting devices: VGAEmu CRT Controller & video port io
> >> for port
> >>  0x3d4
> >> ERROR: PORT: conflicting devices: VGAEmu Input Status #1/Feature Control
> >> & extra
> >>  stuff for port 0x3da
> >> ERROR: PORT: conflicting devices: VGAEmu Mono/Hercules Card Range 0 &
> >> video port
> >>  io for port 0x3b4
> >> ERROR: PORT: conflicting devices: VGAEmu Mono/Hercules Card Range 1 &
> >> extra stuff for port 0x3bf
> 
> >> Some output from lshw is:
> 
> >>         *-display:0 UNCLAIMED
> >>              description: VGA compatible controller
> >>              product: 82Q963/Q965 Integrated Graphics Controller
> >>              vendor: Intel Corporation
> >>              physical id: 2
> >>              bus info: pci@0000:00:02.0
> >>              version: 02
> >>              width: 64 bits
> >>              clock: 33MHz
> >>              capabilities: msi pm vga_controller cap_list
> >>              configuration: latency=0
> >>              resources: memory:fea00000-feafffff
> >>              memory:d0000000-dfffffff ioport
> >> :ecb8(size=8)
> >>         *-display:1 UNCLAIMED
> >>              description: Display controller
> >>              product: 82Q963/Q965 Integrated Graphics Controller
> >>              vendor: Intel Corporation
> >>              physical id: 2.1
> >>              bus info: pci@0000:00:02.1
> >>              version: 02
> >>              width: 32 bits
> >>              clock: 33MHz
> >>              capabilities: pm bus_master cap_list
> >>              configuration: latency=0
> >>              resources: memory:feb00000-febfffff
> 
> I'm just speculating from seeing "UNCLAIMED" above that a required driver is
> unavailable, possibly due to having been orphaned in the latest Fedora
> version(s).

Maybe it's easier to run dos inside a virtual machine?

Thanks and regards,

Lars
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