add on_rst(), minor CALL a16 speedup

1 files changed, 1 insertions, 0 deletions

diff --git a/gb.h b/gb.h
index a824c4b..2aff333 100644
--- a/gb.h
+++ b/gb.h
@@ -39,6 +39,7 @@ typedef struct {
   void (*on_timer)(const gb_t *);
   void (*on_gpu_step)(const gb_t *);
   void (*on_gpu_set_mode)(const gb_t *, const uint8_t);
+  void (*on_rst)(const gb_t *, const uint16_t);
   void *cb_data;
 } gb_config_t;