+EDK_6886: Non-Compatible: mdkinney\r
+ \r
+ Rename _CR macro defined in MdePkg/Include/Base.h to BASE_CR macro aligned to MdeLib spec.\r
+\r
+Possible Impacts:\r
+ All source codes that depends on _CR macro must be changed to use BASE_CR. \r
+\r
+EDK_6935: Non-Compatible: lgao4\r
+ \r
+ In MdePkg/Include/Guid/FileSystemVolumeLabelInfo.h file, to follow UEFI specification.\r
+ Rename EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID_GUID to EFI_FILE_SYSTEM_VOLUME_LABEL_ID\r
+ Rename EFI_FILE_SYSTEM_VOLUME_LABEL_INFO to EFI_FILE_SYSTEM_VOLUME_LABEL.\r
+\r
+Possible Impacts:\r
+ All source codes that refer to EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID_GUID or EFI_FILE_SYSTEM_VOLUME_LABEL_INFO\r
+ must be changed to use their definitions from UEFI specification. \r
+\r
+EDK_6974: Non-Compatible: lgao4\r
+ \r
+ In MdePkg/Include/Uefi/UefiSpec.h file, to follow UEFI2.1 specification.\r
+ Rename struct EFI_KEY_OPTION.KeyOptions to EFI_KEY_OPTION.KeyData\r
+\r
+Possible Impacts:\r
+ All source codes that refer to EFI_KEY_OPTION.KeyOptions\r
+ must be changed to use EFI_KEY_OPTION.KeyData from UEFI specification. \r
+\r
+EDK_7057: Non-Compatible: qhuang8\r
+ Retired the following macros defined in MdePkg/Include/Uefi/UefiBaseType.h:\r
+ EFI_SIGNATURE_16, EFI_SIGNATURE_32, EFI_SIGNATURE_64, EFI_FIELD_OFFSET, EFI_MAX_BIT & EFI_MAX_ADDRESS\r
+ \r
+Possible impacts:\r
+ All EDKII native source code needs to update to use the equivelent macros (without "EFI_" prefix except for\r
+ EFI_FIELD_OFFSET) defined in MdePkg\Include\Base.h and MdePkg\Include\$(ARCH)\ProcessorBinding.h:\r
+ EFI_SIGNATURE_16 -> SIGNATURE_16\r
+ EFI_SIGNATURE_32 -> SIGNATURE_32\r
+ EFI_SIGNATURE_64 -> SIGNATURE_64\r
+ EFI_FIELD_OFFSET -> OFFSET_OF\r
+ EFI_MAX_BIT -> MAX_BIT\r
+ EFI_MAX_ADDRESS -> MAX_ADDRESS\r