[PATCH V2] video: implement a simple framebuffer driver

[Dave Airlie]

>
> I think it would be reasonable to have a restriction of only a single
> bootfb instance, so one could just use static global variables/funcs to
> manage the hand-over.
>
> All this, of course, presumes that nobody else than fbcon is using the
> fb. But I think it's also a reasonable restriction that the fb device is
> not used (mmapped) by anyone.
>

We already have this on x86, though the handover isn't great,

FBINFO_MISC_FIRMWARE flag, and the aperture tracking stuff.

Dave.