K 10 svn:author V 3 mav K 8 svn:date V 27 2019-02-28T00:30:34.844024Z K 7 svn:log V 208 MFC r344437: Allow I/OAT of present Xeon E5/E7 to work thorugh PLX NTB. Its a hack, we can't know/list all DMA engines, but this covers all I/OAT of Xeon E5/E7 at least from Sandy Bridge till Skylake I saw. END