Index: sources/gui/GuiGlobals.h
===================================================================
diff -u -r4b7b6f9506d7c7ad4f611b8c417ed37d5f9a48ac -r6be40239ce52d641692de158a044af0a54cde1e8
--- sources/gui/GuiGlobals.h	(.../GuiGlobals.h)	(revision 4b7b6f9506d7c7ad4f611b8c417ed37d5f9a48ac)
+++ sources/gui/GuiGlobals.h	(.../GuiGlobals.h)	(revision 6be40239ce52d641692de158a044af0a54cde1e8)
@@ -110,6 +110,10 @@
             ID_AdjustServiceDatesHDRsp                  = 0x8A00, // 138
             ID_AdjustServiceDatesDGRsp                  = 0x8C00, // 140
 
+            // HD/DG Usage Counter
+            ID_HDUsageInfoReq                           = 0xA000, // 160
+            ID_HDUsageInfoRsp                           = 0x8B00, // 139
+
             // RTC
             ID_AdjustHDDateTimeReq                      = 0x6D00, // 109
             ID_AdjustHDDateTimeRsp                      = 0x6E00, // 110