On Thu, 2011-05-19 at 20:32 -0500, Kazutomo Yoshii wrote: > > Actually DMA sends invalidate requests to the snoop unit(L2 level). > BGP SoC is a bit different from other 4xx base. Well, some other 44x also have a snooping L2 (more or less), but L1 is usually the problem. Cheers, Ben.