1 files changed, 31 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/BasePlatformHookLibNull/BasePlatformHookLibNull.c b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/BasePlatformHookLibNull/BasePlatformHookLibNull.c
new file mode 100644
index 00000000..26e7ef21
--- /dev/null
+++ b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/BasePlatformHookLibNull/BasePlatformHookLibNull.c
@@ -0,0 +1,31 @@
+/** @file
+  Null Platform Hook Library instance.
+
+  Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Base.h>
+#include <Library/PlatformHookLib.h>
+
+/**
+  Performs platform specific initialization required for the CPU to access
+  the hardware associated with a SerialPortLib instance.  This function does
+  not intiailzie the serial port hardware itself.  Instead, it initializes
+  hardware devices that are required for the CPU to access the serial port
+  hardware.  This function may be called more than once.
+
+  @retval RETURN_SUCCESS       The platform specific initialization succeeded.
+  @retval RETURN_DEVICE_ERROR  The platform specific initialization could not be completed.
+
+**/
+RETURN_STATUS
+EFIAPI
+PlatformHookSerialPortInitialize (
+  VOID
+  )
+{
+  return  RETURN_SUCCESS;
+}
+