1 files changed, 43 insertions, 0 deletions
diff --git a/UnitTestFrameworkPkg/Library/UnitTestUefiBootServicesTableLib/UnitTestUefiBootServicesTableLibTpl.c b/UnitTestFrameworkPkg/Library/UnitTestUefiBootServicesTableLib/UnitTestUefiBootServicesTableLibTpl.c
new file mode 100644
index 0000000000..2837a463aa
--- /dev/null
+++ b/UnitTestFrameworkPkg/Library/UnitTestUefiBootServicesTableLib/UnitTestUefiBootServicesTableLibTpl.c
@@ -0,0 +1,43 @@
+/** @file
+  Implementation of Task Priority Level (TPL) related services in the UEFI Boot Services table for use in unit tests.
+
+Copyright (c) Microsoft Corporation
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "UnitTestUefiBootServicesTableLib.h"
+
+/**
+  Raise the task priority level to the new level.
+  High level is implemented by disabling processor interrupts.
+
+  @param  NewTpl  New task priority level
+
+  @return The previous task priority level
+
+**/
+EFI_TPL
+EFIAPI
+UnitTestRaiseTpl (
+  IN EFI_TPL  NewTpl
+  )
+{
+  return TPL_APPLICATION;
+}
+
+/**
+  Lowers the task priority to the previous value.   If the new
+  priority unmasks events at a higher priority, they are dispatched.
+
+  @param  NewTpl  New, lower, task priority
+
+**/
+VOID
+EFIAPI
+UnitTestRestoreTpl (
+  IN EFI_TPL  NewTpl
+  )
+{
+  return;
+}