1 files changed, 32 insertions, 0 deletions
diff --git a/roms/edk2/OvmfPkg/Csm/CsmSupportLib/CsmSupportLib.c b/roms/edk2/OvmfPkg/Csm/CsmSupportLib/CsmSupportLib.c
new file mode 100644
index 000000000..533b07859
--- /dev/null
+++ b/roms/edk2/OvmfPkg/Csm/CsmSupportLib/CsmSupportLib.c
@@ -0,0 +1,32 @@
+/** @file
+  Platform CSM Support Library
+
+  Copyright (c) 2008 - 2011, Intel Corporation. All rights reserved.<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "CsmSupportLib.h"
+
+/**
+  The constructor function for the platform CSM support library
+
+  @retval EFI_SUCCESS   The constructor always returns RETURN_SUCCESS.
+
+**/
+RETURN_STATUS
+EFIAPI
+CsmSupportLibConstructor (
+  VOID
+  )
+{
+  LegacyRegionInit ();
+
+  LegacyInterruptInstall ();
+
+  LegacyBiosPlatformInstall ();
+
+  return EFI_SUCCESS;
+}
+