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-rw-r--r--OvmfPkg/Library/TdxMailboxLib/TdxMailboxLib.inf7
-rw-r--r--OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf34
2 files changed, 36 insertions, 5 deletions
diff --git a/OvmfPkg/Library/TdxMailboxLib/TdxMailboxLib.inf b/OvmfPkg/Library/TdxMailboxLib/TdxMailboxLib.inf
index 3cf3690a16..e504bda0dd 100644
--- a/OvmfPkg/Library/TdxMailboxLib/TdxMailboxLib.inf
+++ b/OvmfPkg/Library/TdxMailboxLib/TdxMailboxLib.inf
@@ -1,6 +1,6 @@
#/** @file
#
-# TBD
+# TdxMailbox Library
#
# Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
# Copyright (c) 2008, Apple Inc. All rights reserved.<BR>
@@ -19,12 +19,9 @@
LIBRARY_CLASS = TdxMailboxLib
#
-# VALID_ARCHITECTURES = X64 IA32
+# VALID_ARCHITECTURES = X64
#
-[Sources.IA32]
- TdxMailboxNull.c
-
[Sources.X64]
TdxMailbox.c
diff --git a/OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf b/OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf
new file mode 100644
index 0000000000..8380d9f4f6
--- /dev/null
+++ b/OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf
@@ -0,0 +1,34 @@
+#/** @file
+#
+# Null instance of TdxMailboxLib
+#
+# Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2008, Apple Inc. All rights reserved.<BR>
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = TdxMailboxLibNull
+ FILE_GUID = 002a1265-a1a0-47cd-bc69-4342b147f57d
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = TdxMailboxLib
+
+#
+# VALID_ARCHITECTURES = IA32 X64
+#
+
+[Sources]
+ TdxMailboxNull.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ OvmfPkg/OvmfPkg.dec
+
+[LibraryClasses]
+ BaseLib
+ DebugLib