This adds #defines and struct typedefs for the various node types in the ACPI 6.0 IO Remapping Table (IORT). Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Reviewed-by: Jiewen Yao <yiewen.yao@intel.com> Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>