1 files changed, 22 insertions, 2 deletions
diff --git a/UnixPkg/Library/UnixBdsLib/BdsPlatform.c b/UnixPkg/Library/UnixBdsLib/BdsPlatform.c
index d33046e99f..fb541b2273 100644
--- a/UnixPkg/Library/UnixBdsLib/BdsPlatform.c
+++ b/UnixPkg/Library/UnixBdsLib/BdsPlatform.c
@@ -526,11 +526,31 @@ Returns:
   return EFI_SUCCESS;
 }
 
-EFI_STATUS
+VOID
 EFIAPI
 PlatformBdsLockNonUpdatableFlash (
   VOID
   )
 {
-  return EFI_SUCCESS;
+  return;
+}
+
+/**
+  Lock the ConsoleIn device in system table. All key
+  presses will be ignored until the Password is typed in. The only way to
+  disable the password is to type it in to a ConIn device.
+
+  @param  Password        Password used to lock ConIn device.
+
+  @retval EFI_SUCCESS     lock the Console In Spliter virtual handle successfully.
+  @retval EFI_UNSUPPORTED Password not found
+
+**/
+EFI_STATUS
+EFIAPI
+LockKeyboards (
+  IN  CHAR16    *Password
+  )
+{
+    return EFI_UNSUPPORTED;
 }