[Nouveau] Fedora and direct rendering

[Ioannis Nousias]

Ioannis Nousias wrote:
> Hello,
>
> I'm using Fedora 7 and I thought I should try nouveau.  I couldn't get 
> direct rendering to  work.
>
> I found out that the Mesa package that ships with Fedora 7 doesn't 
> include a DRI interface for the nouveau module. So I fetched the latest 
> Mesa source from git, compiled with 'mke DRI_DIRS=nouveau linux-dri-x86' 
> and copied the produced ./lib/nouveau_dri.so in the appropriate 
> directory (/usr/lib/dri/nouveau_dri.so).
>
> the driver nouveau_drv.so is provided by Fedora as well as the kernel 
> module. I've added 'Load "glx"' and 'Load "dri"' in my xorg.conf, as 
> well as 'Option "AIGLX" "True"'. Apart from the usual warnings from 
> AIGLX for some unsupported visuals, there are no other warning or error 
> messages in the Xorg.0.log
>
> there is an error message in the kernel log though:
> [drm:nouveau_mem_init] *ERROR* Unable to acquire AGP: -19
>
>
> for DRI I get this:
> $ grep DRI /var/log/Xorg.0.log
> (II) Loading extension XFree86-DRI
> (II) NOUVEAU(0): Loaded DRI module
> (II) NOUVEAU(0): [dri] Found DRI library version 1.3.0 and kernel module 
> version 0.0.6
> (II) NOUVEAU(0): [DRI] installation complete
> (II) GLX: Initialized DRI GL provider for screen 0
>
>
> for DRM I get this:
> $ grep -i drm /var/log/Xorg.0.log
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is -1, (No such device)
> drmOpenDevice: open result is -1, (No such device)
> drmOpenDevice: Open failed
> drmOpenByBusid: Searching for BusID pci:0000:01:00.0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 7, (OK)
> drmOpenByBusid: drmOpenMinor returns 7
> drmOpenByBusid: drmGetBusid reports pci:0000:01:00.0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 7, (OK)
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 7, (OK)
> drmOpenByBusid: Searching for BusID pci:0000:01:00.0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 7, (OK)
> drmOpenByBusid: drmOpenMinor returns 7
> drmOpenByBusid: drmGetBusid reports pci:0000:01:00.0
> (II) NOUVEAU(0): [drm] DRM interface version 1.3
> (II) NOUVEAU(0): [drm] created "nouveau" driver at busid "pci:0000:01:00.0"
> (II) NOUVEAU(0): [drm] added 8192 byte SAREA at 0xf8abb000
> (II) NOUVEAU(0): [drm] mapped SAREA 0xf8abb000 to 0xb7f9e000
> (II) NOUVEAU(0): [drm] framebuffer handle = 0xf0000000
> (II) NOUVEAU(0): [drm] added 1 reserved context for kernel
> (II) NOUVEAU(0): [drm] installed DRM signal handler
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 8, (OK)
> drmOpenByBusid: Searching for BusID pci:0000:01:00.0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 8, (OK)
> drmOpenByBusid: drmOpenMinor returns 8
> drmOpenByBusid: drmGetBusid reports pci:0000:01:00.0
>
> and for AIGLX this:
> (**) Option "AIGLX" "True"
> (**) AIGLX enabled
> (II) AIGLX: Loaded and initialized /usr/lib/dri/nouveau_dri.so
>
>
> which looks promising to me.
>
> glxinfo reports
> $ glxinfo | grep Mesa
> OpenGL renderer string: Mesa DRI GeForce4 Ti 4200 Go AGP 8x 20060219 
> x86/MMX/SSE2
> OpenGL version string: 1.2 Mesa 7.1
>
> unfortunately direct rendering doesn't get enabled
> $ glxinfo | grep direct
> direct rendering: No
>
> Of course I know nouveau is in its infancy. Just playing with it I guess ;)
>
>
> thank you for your hard work in building this driver.
>
> -Ioannis
>
>
>
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>
>   
forgot to mention that I've properly set the permissions to 0666 for DRI 
in xorg.conf

thanks