Dave Airlie writes:

> How it has to work, is taking a current DRI 32-bit binary, build a drm
> that should support 64-bits.. see does it work with the current 32-bit
> one... then write a Mesa patch that supports 64-bits and make it work on
> the drm you just made... also take a 64-bit pure drm and 64-bit pure DRI
> and make sure they work...

That's what I want to achieve.

> Changing the drm and Mesa at once incompatibly isn't going to get past me,
> and I haven't proven that Egberts patch isn't backwards compat, but nobody
> has proven to me that it doesn't break anything, and as I have no access
> to any 64-bit hardware it is up to other people to convince me ...

The hardest bit that I have seen so far is dealing with the offset and
handle fields in the drm_map_t.  I'll push on it a bit further then,
if no-one else is hacking on this.

Paul.


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