NVIDIA Driver 5336 VT switch blanks screen

S. Anthony Sequeira tony at sequeira.com
Tue Feb 3 13:17:58 PST 2004


On Tue, 2004-02-03 at 17:33, Dagmar d'Surreal wrote:
> On Tue, 2004-02-03 at 10:06, Tony Sequeira wrote:
> > On Tue, 03 Feb 2004 09:25:27 -0600, Dagmar d'Surreal wrote
> > 
> > > 
> > > On Mon, 2004-02-02 at 14:31, S. Anthony Sequeira wrote:
> > > > On Sun, 01 Feb 2004 20:12:59 -0600, Dagmar d'Surreal penned:
> > > > 
> > > > > On Sun, 2004-02-01 at 05:03, S. Anthony Sequeira wrote:
> > > > >> On Sun, 2004-02-01 at 00:53, Dagmar d'Surreal wrote:
> > > > >> > On Sat, 2004-01-31 at 07:48, Jochen Schroeder wrote:
> > > > >> > 
> > [...]
> > > 
> > > Okay, first off, the kernel settings here have nothing to do with the
> > > nVidia kernel module, so there should be no reason to drop back to
> > 4496,
> > 
> > The thing is that everything is fine with 4496 and the RIVA driver
> > compiled into the kernel.  Everything I have tried with 5336 results in
> > blank VTs. 
> 
> Let me make this _absolutely clear_.  The Riva FB driver and the nVidia
> kernel driver will *never* play nicely together because of the way they
> both expect to be the only thing making changes to the video card
> memoryspace.  You can use the Riva FB driver and VESA mode with XFree86,
> or you can use the VESA FB driver and the nVidia kernel/XFree86 driver,
> but you can not use the Riva FB driver and the nVidia kernel/XFree86
> drivers together, period.  They _will_ conflict.
> 
> > > and no reason to expect this will fix the problem.  Try vga=773, which
> > > _should_ be 1024x768x256.  Oh, and I wouldn't even bother messing with
> > > the fonts options on that menu page.  I've always had everything on
> > the
> > > framebuffer driver menu entirely disabled.  You could be getting
> > tanked
> > > by some broken fontness.
> > > 
> > > ...and if all else fails, there's always the VGA fonts still (80x60
> > > isn't bad.  I used it for years.)
> > 
> > I did too, I'm spoiled now.
> > 
> > As I said previously in this thread, I have gotten used to whatever
> > vga=793 (or whatever, I'm not at home 1600x1200?) gives me, and I'm
> > certainly not happy with 80x60.  I have tried various configuration
> > permutations, and have got nowhere, I'm prepared to put this to one
> > side for now.  I'm not quite sure where the problem lies, and am not
> > ready to invest the effort attempting to fix the problem until I have
> > moved to 2.6 and it becomes apparent there.
> 
> If it's not working then something is going wrong with the FB driver. 
> The nVidia kernel module is never used until something (usu. XFree86)
> invokes it, so it is not the culprit in breaking your VTs.
> 
> Just build the VESA FB support into your kernel, without any of the
> other options from that screen, and vga=773 will almost always
> (excepting when the monitor doesn't support whatever refresh rate is
> auto-picked, generally because the monitor is bizarre) get you a FB
> aspect of 1024x768x256.

OK, I'll try when I get a chance.  Going through a huge backlog of daily
mail.
-- 
Tony



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