Index: apps/debug_menu.c
===================================================================
--- apps/debug_menu.c	(revision 31026)
+++ apps/debug_menu.c	(working copy)
@@ -2016,7 +2016,20 @@
 }
 #endif
 
+extern char cachetrashed[2048];
 
+static bool dump_cachetrash(void)
+{
+    int fd = open("/cachetrash.dump", O_WRONLY | O_TRUNC | O_CREAT);
+    if (fd >= 0)
+    {
+        write(fd, (void *)UNCACHED_ADDR(&cachetrashed[0]), 2048);
+        close(fd);
+    }
+
+    return false;
+}
+
 /****** The menu *********/
 struct the_menu_item {
     unsigned char *desc; /* string or ID */
@@ -2121,6 +2134,7 @@
      && !defined(IPOD_MINI) && !defined(SIMULATOR))
         {"Debug scrollwheel", dbg_scrollwheel },
 #endif
+        {"Dump cache trash", dump_cachetrash },
     };
 static int menu_action_callback(int btn, struct gui_synclist *lists)
 {