Evelyn,
Your patch is too big. Can you create separate patches with each addressing one
purpose?
Based on your commit message, I can see at least 4 patches.
Detailed comments:
1. Usually the data structure for HOB is put under header files in
Include/Guid/ directory.
How about
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1770
1) IOMMU PMR feature should be generic to support different hardware
architecture. Platforms may request no overlap between PMR regions
and system reserve memory. Create an interface to control PLMR/PHMR
regions. It allows silicon code to
