diff --git a/common/hw-gfx-gma-dp_aux_request.ads b/common/hw-gfx-gma-dp_aux_request.ads
new file mode 100644
index 0000000..e3f76ab
--- /dev/null
+++ b/common/hw-gfx-gma-dp_aux_request.ads
@@ -0,0 +1,26 @@
+--
+-- Copyright (C) 2015-2016 secunet Security Networks AG
+--
+-- This program is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; version 2 of the License.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+
+with HW.GFX.DP_Defs;
+
+private package HW.GFX.GMA.DP_Aux_Request is
+
+   procedure Do_Aux_Request
+     (Port              : in     DP_Port;
+      Request           : in     DP_Defs.Aux_Request;
+      Request_Length    : in     DP_Defs.Aux_Request_Length;
+      Response          :    out DP_Defs.Aux_Response;
+      Response_Length   :    out DP_Defs.Aux_Response_Length;
+      Success           :    out Boolean);
+
+end HW.GFX.GMA.DP_Aux_Request;