Decompile seagallop

include/constants/maps.h

@@ -9,4 +9,6 @@
 #define MAP_GROUP(map) (MAP_##map >> 8)
 #define MAP_NUM(map) (MAP_##map & 0xFF)
 
+#define MAP(map) MAP_GROUP(map), MAP_NUM(map)
+
 #endif  // GUARD_CONSTANTS_MAPS_H

include/field_fadetransition.h

@@ -12,5 +12,6 @@ void DoFallWarp(void);
 void sub_807E59C(void);
 void sub_807E500(void);
 void sub_807DF64(void);
+void sub_807DC18(void);
 
 #endif // GUARD_FIELD_FADETRANSITION_H

include/field_weather.h

@@ -12,5 +12,6 @@ void sub_80AEDBC(void);
 void DoCurrentWeather(void);
 void SetSav1WeatherFromCurrMapHeader(void);
 void sub_807B0C4(u16 *, u16 *, u32);
+void play_some_sound(void);
 
 #endif // GUARD_WEATHER_H

include/help_system.h

@@ -7,5 +7,6 @@ extern bool8 gUnknown_3005ECC;
 
 void sub_812B484(void);
 void HelpSystem_SetSomeVariable2(u8);
+void sub_812B478(void);
 
 #endif //GUARD_HELP_SYSTEM_H

include/overworld.h

@@ -96,9 +96,15 @@ void sub_80563F0(void);
 extern u8 gUnknown_2031DD8;
 extern u8 gUnknown_2036E28;
 
+extern void (*gUnknown_3005020)(void);
+
 extern bool8 (* gUnknown_3005024)(void);
 void SetLastHealLocationWarp(u8 healLocaionId);
 void sub_8055864(u8 mapGroup, u8 mapNum);
 void CB2_NewGame(void);
 
+void Overworld_FadeOutMapMusic(void);
+void sub_805671C(void);
+bool8 sub_8055FC4(void);
+
 #endif //GUARD_ROM4_H

include/seagallop.h

@@ -0,0 +1,19 @@
+#ifndef GUARD_SEAGALLOP_H
+#define GUARD_SEAGALLOP_H
+
+enum SeaGallopDestinations
+{
+    SEAGALLOP_VERMILION_CITY,
+    SEAGALLOP_ONE_ISLAND,
+    SEAGALLOP_TWO_ISLAND,
+    SEAGALLOP_THREE_ISLAND,
+    SEAGALLOP_FOUR_ISLAND,
+    SEAGALLOP_FIVE_ISLAND,
+    SEAGALLOP_SIX_ISLAND,
+    SEAGALLOP_SEVEN_ISLAND,
+    SEAGALLOP_CINNABAR_ISLAND,
+    SEAGALLOP_NAVEL_ROCK,
+    SEAGALLOP_BIRTH_ISLAND
+};
+
+#endif //GUARD_SEAGALLOP_H