From 8e38f18ef7fea7a584b578b127680736427a23bf Mon Sep 17 00:00:00 2001
From: erictian <erictian@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 18 Mar 2010 08:58:48 +0000
Subject: variable driver doesn't support EFI_AUTHENTICATED_WRITE_ACCESS. we
 use: 1. EFI_INVALID_PARAMETER as a return value of SetVariable() to indicate
 it does not support this feature. 2. EFI_NOT_FOUND will be a return value of
 QueryVariableInfo() to indicate it does not support this feature.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10281 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c | 12 ++++++++++++
 MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c       | 12 ++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
index bc3458c429..6fcefa35c6 100644
--- a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
+++ b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
@@ -1158,6 +1158,13 @@ EmuSetVariable (
     return EFI_INVALID_PARAMETER;
   }
 
+  //
+  // Not support authenticated variable write yet.
+  //
+  if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    return EFI_INVALID_PARAMETER;
+  }
+
   //
   //  Make sure if runtime bit is set, boot service bit is set also
   //
@@ -1275,6 +1282,11 @@ EmuQueryVariableInfo (
     // Make sure Hw Attribute is set with NV.
     //
     return EFI_INVALID_PARAMETER;
+  } else if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    //
+    // Not support authentiated variable write yet.
+    //
+    return EFI_UNSUPPORTED;
   }
 
   AcquireLockOnlyAtBootTime(&Global->VariableServicesLock);
diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c
index c71c8d541d..7edb2e5daa 100644
--- a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c
+++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c
@@ -1934,6 +1934,13 @@ RuntimeServiceSetVariable (
     return EFI_INVALID_PARAMETER;
   }
 
+  //
+  // Not support authenticated variable write yet.
+  //
+  if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    return EFI_INVALID_PARAMETER;
+  }
+
   //
   //  Make sure if runtime bit is set, boot service bit is set also
   //
@@ -2065,6 +2072,11 @@ RuntimeServiceQueryVariableInfo (
     // Make sure Hw Attribute is set with NV.
     //
     return EFI_INVALID_PARAMETER;
+  } else if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    //
+    // Not support authentiated variable write yet.
+    //
+    return EFI_UNSUPPORTED;
   }
 
   AcquireLockOnlyAtBootTime(&mVariableModuleGlobal->VariableGlobal.VariableServicesLock);
-- 
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