On Mon, May 04, 2009 at 11:57:20AM -0500, Timur Tabi wrote: > The PowerPC MPC8610 drivers enable mmap support, and it seems to work, > but that chip has a coherent MMU. I've never done a definitive test > that it works, though. What's the easiest way to test mmap? If you had issues they'd be fairly obvious in the audio stream.