K 10
svn:author
V 3
mav
K 8
svn:date
V 27
2013-04-10T20:38:15.955457Z
K 7
svn:log
V 203
Create controller-level DMA tag, handling range of supported addresses.
That simplifies logic for channels and gives the bus information about what
device actually allocated the tag.

Submitted by:	jhb@

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