/* Slot entries */
-#define SLOT_CONFIG 1 /* First (default / V1) configuration */
-#define SLOT_NAV 2 /* V1 only */
-#define SLOT_CONFIG2 3 /* Second (V2) configuration */
+#define SLOT_CONFIG 0x01 /* First (default / V1) configuration */
+#define SLOT_NAV 0x02 /* V1 only */
+#define SLOT_CONFIG2 0x03 /* Second (V2) configuration */
+#define SLOT_UPDATE1 0x04 /* update first configuration */
+#define SLOT_UPDATE2 0x05 /* update second configuration */
+#define SLOT_SWAP 0x06 /* swap the two slots */
#define SLOT_DEVICE_SERIAL 0x10 /* Device serial number */