Re: OpenGL-based framebuffer concepts

From: D. Hazelton
Date: Sat May 27 2006 - 18:00:59 EST


On Friday 26 May 2006 17:39, Pavel Machek wrote:
> Hi!
>
> > >I am currently looking for some information or help in
> > >making the Framebuffer
> > >devices use DRM and setting up a userspace system that
> > >interfaces with the
> > >DRM backed framebuffer device to provide full 2D and 3D
> > >acceleration of all
> > >supported features and *userspace* emulation of the
> > >unsupported stuff.
> >
> > The first step is to provide some sort of communication
> > between the
> > DRM and fb drivers so they know the other one exists,
> >
> > previous attempts at this by myself have come apart in
> > the device
> > model which just plainly cannot support this without
> > adding a couple
> > of dirty hacks,
>
> Could fb and drm simply be 'merged' into one driver (at least as far
> as rest of system is concerned)? That should have no driver model
> issues...?
> Pavel

And such was my original idea. However I've been informed that doing such
would either constitute "Breaking working systems" or "introducing a third
and unneeded driver".

For that reason I've begun doing a bit of research and planning... it might
show fruit in a couple of days.

DRH
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