i815 and SC_PIXEL_MODE and DRM problem also

[Eric Anholt]

On Sat, 2007-05-05 at 03:18 +0200, Harald Schmalzbauer wrote:
> Hello,
> 
> today I empowerd my old Vaio SRX41P (P3m at 800) with a fresh -current and 
> recognized that there persists a problem with SC_PIXEL_MODE. It seems to be 
> broken for my i815 integrated graphics controller since FreeBSD 5.x.
> vidcontrol -i mode shows me the 800x600x4 (106) mode, which some ATI card's 
> don't have, but with FreeBSD5 I always could enable "-g 100x37 VESA_800x600" 
> if that mode was shown. For the mentioned period I just get "not supported by 
> device".
> 
> I also can remember that I had my puppy running OpenGL applications with 
> FreeBSD4/5. If I kldload drm and i915 the chipset isn't supported anymore.
> Was it intentional to remove i810 support? (but keep Vodoo/Glide???)

We have never supported i810 DRM on FreeBSD.  The i810 driver had some
extra VM tricks it was doing to do the command stream validation, so it
never got ported.

-- 
Eric Anholt                             anholt at FreeBSD.org
eric at anholt.net                         eric.anholt at intel.com

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