cvs commit: src/sys/amd64/amd64 busdma_machdep.c src/sys/i386/i386 busdma_machdep.c

[John Baldwin]

jhb         2007-04-17 21:05:35 UTC

  FreeBSD src repository

  Modified files:
    sys/amd64/amd64      busdma_machdep.c 
    sys/i386/i386        busdma_machdep.c 
  Log:
  Honor the BUS_DMA_NOCACHE flag to bus_dmamem_alloc() on amd64 and i386 by
  mapping the pages as UC (uncacheable) using pmap_change_attr().
  
  MFC after:      1 week
  Requested by:   ariff
  Reviewed by:    scottl
  
  Revision  Changes    Path
  1.80      +5 -0      src/sys/amd64/amd64/busdma_machdep.c
  1.86      +5 -0      src/sys/i386/i386/busdma_machdep.c