extern int kdb_flags; /* Global flags, see kdb_state for per cpu state */
+DECLARE_PER_CPU(int, kdb_in_use); /* Indicate if in kdb mode or not */
+extern int check_timeout; /* If user press any key in kdb, do not check timeout */
+extern int force_panic; /* Timeout and force kernel panic */
+extern unsigned long long enter_time; /* keep the time of entering kdb */
+#define KE_TIMEOUT_SEC 120 /* default value : 120 seconds timeout */
+extern int mtk_set_kgdboc_var(void);
+
+
extern void kdb_save_flags(void);
extern void kdb_restore_flags(void);