Index: uspace/lib/usb/src/hidparser.c
===================================================================
--- uspace/lib/usb/src/hidparser.c	(revision d824daf64bae3bb274786e0a129f6e6216a54f2b)
+++ uspace/lib/usb/src/hidparser.c	(revision 8f8f34ad99cd914293c7712a8495634e0c414cb4)
@@ -900,4 +900,6 @@
 	item->usage_page = usage_page;
 	
+	usb_log_debug("Appending usage %d, usage page %d\n", usage, usage_page);
+	
 	list_append (&usage_path->link, &item->link);
 	usage_path->depth++;