Upstream SVN r12754: "Fixed PCI IDE controller DMA start (found with a
recent Linux version: "mode sense" command executed in DMA mode).
Updated output of "mode sense" page 0x2a (still reporting CD-ROM
drive)."
(data_ready part not backported due to missing dependency)
Change-Id: I392ba2b20a4138682fc34d6d2a78da0c6706e280
Upstream SVN r12563: "Bugfix: use memmove() if source and destination
range can overlap (found with valgrind)."
(Manually backported, the code structure has significantly changed
before this fix.)
Change-Id: Id176fb5b0aca806908cfb06f06bb5a7221ccc9c4
