MdeModulePkg Ppi/IoMmu.h: Add EFI_NOT_AVAILABLE_YET return status code
authorStar Zeng <star.zeng@intel.com>
Fri, 26 Jan 2018 03:46:17 +0000 (11:46 +0800)
committerStar Zeng <star.zeng@intel.com>
Wed, 7 Feb 2018 10:28:11 +0000 (18:28 +0800)
commit20b58eb850ee6d1263bbe175e28d42dd1eaa9d05
tree0dcf1b9991ec6eeb49c6719080c5183cc1e6afbd
parented0e52fc9a533fa809c56afbdfd7c350f17e22cc
MdeModulePkg Ppi/IoMmu.h: Add EFI_NOT_AVAILABLE_YET return status code

Install IOMMU PPI for pre-memory phase and return
EFI_NOT_AVAILABLE_YET to indicate that DMA protection has been enabled,
but DMA buffer are not available to be allocated yet.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
MdeModulePkg/Include/Ppi/IoMmu.h