Add TPM2 implementation.

signed off by: jiewen.yao@intel.com
reviewed by: guo.dong@intel.com

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14687 6f19259b-4bc3-4df7-8a09-765794883524

SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmmRuntimeDxe.c

@@ -57,6 +57,20 @@ UINTN                            mVariableBufferPayloadSize;
 EFI_LOCK                         mVariableServicesLock;
 EDKII_VARIABLE_LOCK_PROTOCOL     mVariableLock;
 
+/**
+  SecureBoot Hook for SetVariable.
+
+  @param[in] VariableName                 Name of Variable to be found.
+  @param[in] VendorGuid                   Variable vendor GUID.
+
+**/
+VOID
+EFIAPI
+SecureBootHook (
+  IN CHAR16                                 *VariableName,
+  IN EFI_GUID                               *VendorGuid
+  );
+
 /**
   Acquires lock only at boot time. Simply returns at runtime.
 
@@ -545,6 +559,15 @@ RuntimeServiceSetVariable (
 
 Done:
   ReleaseLockOnlyAtBootTime (&mVariableServicesLock);
+
+  if (!EfiAtRuntime ()) {
+    if (!EFI_ERROR (Status)) {
+      SecureBootHook (
+        VariableName,
+        VendorGuid
+        );
+    }
+  }
   return Status;
 }