[PREVIEW] Nouveau on FreeBSD

[Robert Noland]

On Sat, 2009-03-21 at 10:12 +0300, Anonymous wrote:
> Robert Noland <rnoland at FreeBSD.org> writes:
> 
> > On Sat, 2009-03-21 at 09:12 +0300, Anonymous wrote:
> >> Robert Noland <rnoland at FreeBSD.org> writes:
> >> The module works fine but not very usable on my
> >> 9600GT. One thing to note is that NoAccel works *slower* than without
> >> nouveau.ko present at least on my box.
> >
> > That doesn't make any sense...  If the module isn't loaded, or X isn't
> > attached to it nothing is changed.
> 
> Yep, I heard same answer from nouveau devs a while ago. But smth in
> xf86-video-nouveau works differently when NoAccel explicitly set in
> xorg.conf and module is present. For instance, here is a diff between
> w/o module and module+NoAccel
> 
> @@ -170,17 +170,18 @@
>  (II) NOUVEAU(0): Primary V_BIOS segment is: 0xc000
>  (==) NOUVEAU(0): Write-combining range (0x0,0x1000) was already clear
>  drmOpenDevice: node name is /dev/dri/card0
> -drmOpenDevice: open result is -1, (No such file or directory)
> -drmOpenDevice: open result is -1, (No such file or directory)
> -drmOpenDevice: Open failed
> +drmOpenDevice: open result is 8, (OK)
>  drmOpenDevice: node name is /dev/dri/card0
> -drmOpenDevice: open result is -1, (No such file or directory)
> -drmOpenDevice: open result is -1, (No such file or directory)
> -drmOpenDevice: Open failed
> -[drm] failed to load kernel module "nouveau"
> -(EE) [drm] drmOpen failed.
> -(EE) NOUVEAU(0): [drm] error opening the drm
> -(!!) NOUVEAU(0): Failing back to NoAccel mode
> +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
> +(II) [drm] DRM interface version 1.2
> +(II) [drm] DRM open master succeeded.
> +(II) NOUVEAU(0): [drm] nouveau interface version: 0.0.12
> +(--) NOUVEAU(0): [drm] kernel modesetting not available
>  (--) NOUVEAU(0): VESA-HACK: Console VGA mode is 0x3
>  (II) NOUVEAU(0): Creating default Display subsection in Screen section
>  	"Default Screen Section" for depth/fbbpp 24/32
> @@ -193,8 +194,10 @@
>  (II) Module vgahw: vendor="X.Org Foundation"
>  	compiled for 1.6.99.1, module version = 0.1.0
>  	ABI class: X.Org Video Driver, version 5.0
> +(**) NOUVEAU(0): Option "NoAccel" "true"
>  (==) NOUVEAU(0): Randr1.2 support enabled
>  (==) NOUVEAU(0): Using HW cursor
> +(**) NOUVEAU(0): Acceleration disabled
>  (--) NOUVEAU(0): Linear framebuffer at 0xE0000000
>  (--) NOUVEAU(0): MMIO registers at 0xF6000000
>  (II) NOUVEAU(0): Initial CRTC_OWNER is 0
> @@ -374,6 +377,9 @@
>  	[3] -1	0	0x0000ffff - 0x0000ffff (0x1) IX[B]
>  	[4] -1	0	0x00000000 - 0x000000ff (0x100) IX[B]
>  (==) NOUVEAU(0): Write-combining range (0xa0000,0x10000) was already clear
> +(II) NOUVEAU(0): Allocated 128MiB VRAM for framebuffer + offscreen pixmaps, at offset 0x20000000
> +(II) NOUVEAU(0): AGPGART: 512MiB available
> +(EE) NOUVEAU(0): Unable to allocate GART memory
>  (==) NOUVEAU(0): Backing store disabled
>  (==) NOUVEAU(0): Silken mouse enabled
>  (II) NOUVEAU(0): NVEnterVT is called.
> @@ -464,7 +470,7 @@
>  (**) Mouse0: (accel) acceleration profile 0
>  (II) Mouse0: SetupAuto: hw.iftype is 5, hw.model is 0
>  (II) Mouse0: SetupAuto: protocol is SysMouse
> -(WW) fcntl(8, F_SETOWN): Inappropriate ioctl for device
> +(WW) fcntl(9, F_SETOWN): Inappropriate ioctl for device
>  (**) Option "CoreKeyboard"
>  (**) Keyboard0: always reports core events
>  (**) Option "Protocol" "standard"

Ok, so it is still loading the module and mucking with the card before
deciding that it isn't usable... You can always just
remove /boot/kernel/nouveau.ko

Exactly which generation chip is that showing up as?

robert.

> So, with module and NoAccel scrolling in xterm is awfully slow here
> on 9600GT on
> 
> (II) NOUVEAU driver 0.0.10.20090318.3e7fa97
> 
> and I'm unable to unload nouveau.ko.
> 
> >
> > I have NV50 working now, with EXA and Xv.
> >
> > robert.
-- 
Robert Noland <rnoland at FreeBSD.org>
FreeBSD
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