From mboxrd@z Thu Jan 1 00:00:00 1970 From: Didier Spaier Subject: Re: Blank screen at startup (conflict with VESA VGA) Date: Mon, 12 Apr 2010 13:17:11 +0200 Message-ID: <4BC30137.5070703@epsm.fr> References: <4BBB8B8E.9050004@epsm.fr> <20100410220119.GA2949@joi.lan> <4BC1DF11.3000603@epsm.fr> <20100411153919.GA12618@joi.lan> <4BC1FA45.1050808@epsm.fr> <20100411170535.GA4016@joi.lan> <4BC2231C.2060509@epsm.fr> <4BC2BA76.8040509@epsm.fr> <20100412101413.GA2733@joi.lan> <4BC2F69E.6000905@epsm.fr> <20100412105013.GA2789@joi.lan> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20100412105013.GA2789-OI9uyE9O0yo@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: nouveau-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Errors-To: nouveau-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org To: Marcin Slusarz Cc: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: nouveau.vger.kernel.org Marcin Slusarz wrote: > Ok, let's CC nouveau list back. > > On Mon, Apr 12, 2010 at 12:31:58PM +0200, Didier Spaier wrote: >>>> One thing I didn't check before sending my last mail: can I go back >>>> to console mode after having started X with say, the nv X module ? >>>> >>>> Unfortunately this doesn't work: be it from Fluxbox or KDE, when >>>> I logout or use Alt+Ctrl+Fn I see a black screen. >>> nv or nouveau? >>> running nv (X) with nouveau kernel module is unsupported >> Running nv (X). >> >> I understand that running nv (X) with nouveau kernel module is unsupported, >> but if a nVidia GPU is detected the nouveau kernel module is automatically >> loaded during startup (unless blacklisted, of course). >> >> This don't prevent to run X with the nv module (in a distribution in which >> nouveau (X) is not available, for instance), but going back to console mode >> doen't work in that case. >> >> Is there any way to make it working, as some distributions do not include >> (yet) all components needed for nouveau (mainly matching libdrm and X module) ? > > I'm not aware of any trick to make both nv and nouveau working. > Maybe there should be a way to prevent nv (and vesa, but not fbdev) from loading > when KMS is in use? > Anybody knows one way to do that ? > >> > nouveau kernel module works only with nouveau and fbdev X drivers >> >> I'll will try with fbdev then. > Done, I confirm that there is no problem here to go back and forth (console mode vs X running) with nouveau kernel module and fbdev X module loaded. I tried with Fluxbox, KDE and XFCE. > Didier