On Mon, 2007-10-01 at 17:32 -0400, Leisner, Martin wrote: > I asked this on linuxppc-embedded a week ago (I didn't even know this > list existed until last week -- another reason to get rid of > linuxpcc-embedded). > > Has anyone gotten NAP/DFS to reliably work on a 7448? > > I'm seeing strange problems with peripherals...(using a ram disk > works fine).
Could it be that your host bridge isn't properly waking up the CPU to DOZE state for snooping DMA ? (It might require some delays on QACK in some cases, I know Apple had workarounds in those areas, maybe something along those lines need to be configured in the chipset). Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev