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-rw-r--r--MdePkg/MdePkg.dec5
1 files changed, 5 insertions, 0 deletions
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index b85614992b..5b8477f4cb 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -2393,6 +2393,11 @@
# @Prompt Time-out for a response, internal
gEfiMdePkgTokenSpaceGuid.PcdIpmiSsifResponseRetryIntervalMicrosecond|60000|UINT32|0x00000036
+[PcdsFixedAtBuild.AARCH64, PcdsPatchableInModule.AARCH64]
+ ## GUID identifying the Rng algorithm implemented by CPU instruction.
+ # @Prompt CPU Rng algorithm's GUID.
+ gEfiMdePkgTokenSpaceGuid.PcdCpuRngSupportedAlgorithm|{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}|VOID*|0x00000037
+
[PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
## This value is used to set the base address of PCI express hierarchy.
# @Prompt PCI Express Base Address.