x86/PCI: VMD: Document code for maintainability

Comment the less obvious portion of the code for setting up memory windows,
and the platform dependency for initializing the h/w with appropriate
resources.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Keith Busch 2016-03-02 15:31:03 -07:00 • committed by Bjorn Helgaas
commit 83cc54a608