API change for bus_dma

Andrew Gallatin gallatin at cs.duke.edu
Mon Jun 30 06:51:30 PDT 2003


Terry Lambert writes:
 > was attempting to address was related to whether or not the memory
 > in question was physically vs. logically contiguous:
 > 

No, its whether or not its cache-coherent.  We do everything at a
page granularity, and could care less about whether or not the memory
is contiguous.

Drew


More information about the freebsd-arch mailing list