dev/tsunami_io.cc:
renamed to io instead of dma since it's more than the DMA controller now
dev/tsunami_io.hh:
renamed from dma to io since it's more than dma just now
--HG--
rename : dev/tsunami_dma.cc => dev/tsunami_io.cc
rename : dev/tsunami_dma.hh => dev/tsunami_io.hh
extra : convert_revision : 4ffb69679eb7cea5725fae3446e088899f1f9315
