1 files changed, 26 insertions, 2 deletions
diff --git a/include/bike.h b/include/bike.h
index ad2bd999a..abffae435 100644
--- a/include/bike.h
+++ b/include/bike.h
@@ -1,11 +1,35 @@
 #ifndef GUARD_BIKE_H
 #define GUARD_BIKE_H
 
-void sub_80BD620(u32 unkC, u32 unk10);
+// TODO: Do the constants make sense in FRLG? 
+
+// Player speeds
+enum
+{
+    SPEED_STANDING,
+    SPEED_NORMAL,
+    SPEED_FAST,
+    SPEED_FASTER,
+    SPEED_FASTEST,
+};
+
+// Acro bike states
+enum
+{
+    ACRO_STATE_NORMAL,
+    ACRO_STATE_TURNING,
+    ACRO_STATE_WHEELIE_STANDING,
+    ACRO_STATE_BUNNY_HOP,
+    ACRO_STATE_WHEELIE_MOVING,
+    ACRO_STATE_SIDE_JUMP,
+    ACRO_STATE_TURN_JUMP,
+};
+
+void sub_80BD620(u32 directionHistory, u32 abStartSelectHistory);
 bool8 sub_80BD540(void);
 void StartTransitionToFlipBikeState(u8 flags);
 s16 GetPlayerSpeed(void);
-
+bool8 sub_80BD460(u8);
 void MovePlayerOnBike(u8 direction, u16 newKeys, u16 heldKeys);
 bool32 IsRunningDisallowed(u8 metatileBehavior);
 void Bike_HandleBumpySlopeJump(void);