Hi all,
According to "Intel Virtualization Technology for Directed I/O" specification,
DRHD stands for "DMA Remapping Hardware Unit Definition" , not "DMA
Engine Reporting Structure".
Signed-off-by: Nan Xiao <nan@chinadtrace.org>
Some Keywords
DMAR - DMA remapping
-DRHD - DMA Engine Reporting Structure
+DRHD - DMA Remapping Hardware Unit Definition
RMRR - Reserved memory Region Reporting Structure
ZLR - Zero length reads from PCI devices
IOVA - IO Virtual address.