diff --git a/common/i945/hw-gfx-gma-connectors.adb b/common/i945/hw-gfx-gma-connectors.adb
index e774227..383f7d3 100644
--- a/common/i945/hw-gfx-gma-connectors.adb
+++ b/common/i945/hw-gfx-gma-connectors.adb
@@ -28,6 +28,17 @@
 
    ----------------------------------------------------------------------------
 
+   procedure Prepare
+     (Port     : in     Active_Port_Type;
+      Port_Cfg : in out Port_Config;
+      Success  :    out Boolean)
+   is
+   begin
+      Success := True;
+   end Prepare;
+
+   ----------------------------------------------------------------------------
+
    procedure Pre_On
      (Pipe        : in     Pipe_Index;
       Port_Cfg    : in     Port_Config;