[PATCH 03/12] gma500: introduce the GTT and MMU handling logic

Daniel Vetter daniel at ffwll.ch
Thu Nov 3 15:32:05 PDT 2011


On Thu, Nov 03, 2011 at 10:25:18PM +0000, Alan Cox wrote:
> The ioremap for stolen RAM is about 8MB - we do actually need that mapped
> for the console framebuffer. The GTT tables are pretty small (64K or so)
> and the rest of the GTT space if ever used doesn't get an ioremap.
> 
> It's a bit different to the i915 world because the CPU cannot indirect
> via the GTT but must go directly.

Ok, that makes sense. Fyi I'll try to go through the other patches in the
coming days, but might take a while.
-Daniel
-- 
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48


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