On Saturday 13 February 2010 06:04:03 Alexander Graf wrote: > > Exactly, that's the issue to fix here, make DBDMA work with CD-ROM so we > > can get rid of the cmd64x controller. > > Speaking of which - in my PPC64 enabling series I use MacIO for all 4 IDE > devices. At least with recent kernels, Linux just detects DMA being broken > on the CD-ROM and doesn't use it.
Could you point me at a copy of that patch? That sounds like it would be a decent solution for me, I'm happy to test it if it helps push it upstream. > Alex Rob -- Latency is more important than throughput. It's that simple. - Linus Torvalds