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Re: Startx works, but sddm/lightdm/xdm doesn't

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On Mon, Feb 28 2022, Felix Miata wrote:

>> However, removing modesetting_drv.so from
>> /usr/lib/xorg/modules/drivers did.  That solved the problem.
>
>> But it didn't switch to nouveau; it went to fbdev.
>
> You likely created a new problem. modesetting_drv.so is the default DIX for AMD,
> Intel and NVidia GPUs. fbdev is unaccelerated, and won't support most common
> widescreen display modes. Some apps won't run on it. I don't think Gnome will even
> start using it. Using fbdev you can expect your PC to feel like it's running a
> single core at 233MHz instead of 2000MHz or more on multiple cores.

I was afraid of this, yes.

> I don't know that I've ever migrated an installation using SDDM to another PC
> using a majorly different GPU. I use TDM or KDM3 on most installations, with a
> rare few on LightDM or SDDM, whose themes I always have extreme negative
> appreciation for.

Somehow the Live CDs must be doing something that works here.  I guess
it might be interesting to see what Debian Live KDE does on this box!

John

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Thread

Startx works, but sddm/lightdm/xdm doesn't John Goerzen <jgoerzen@complete.org> - 2022-02-28 22:50 +0100
  Re: Startx works, but sddm/lightdm/xdm doesn't Felix Miata <mrmazda@earthlink.net> - 2022-03-01 01:00 +0100
    Re: Startx works, but sddm/lightdm/xdm doesn't John Goerzen <jgoerzen@complete.org> - 2022-03-01 05:20 +0100
      Re: Startx works, but sddm/lightdm/xdm doesn't Felix Miata <mrmazda@earthlink.net> - 2022-03-01 05:50 +0100
        Re: Startx works, but sddm/lightdm/xdm doesn't John Goerzen <jgoerzen@complete.org> - 2022-03-01 06:30 +0100
  Re: Startx works, but sddm/lightdm/xdm doesn't Nicholas Geovanis <nickgeovanis@gmail.com> - 2022-03-01 02:00 +0100
  Re: Startx works, but sddm/lightdm/xdm doesn't Anssi Saari <as@sci.fi> - 2022-03-01 14:50 +0100

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