Banjo-Kazooie RAM Map

All RAM address below are for the NTSC-U 1.0 version of the game as it is the most commonly used version.

RAM Map Segments

Address				Type	Description
USA 1.0	USA 1.1	PAL	JP	Type	Description
0x80000400				Static	Bootloader
0x8002D500				Dynamic	Heap
0x8023DA20	0x8023d680	0x8023E620	0x8023D680	Static	Basic C Libraries Functions
0x80275610	0x80274570	0x80275470	0x80274570	Static	Basic C Libraries Variables
0x80286F90	0x80285DD0	0x80286DB0	0x80285DD0	Static	Game Engine Functions
0x80363590	0x80362790	0x80363A00	0x80363AD0	Static	Game Engine Variables
0x803863F0				Static per Level	Level Specific Code
				Dynamic	Stack
0x80400000				Free	Expansion Pak

Static Variables

Bootloader

Address	Type	Description

C Libraries

Address	Type	Description

Game Engine

Address	Type	Description
0x8037C0E0	model*	Player model pointer
0x8037C0E4	u16 modelFileIndex	Player model file index
0x8037C0E6	u8	Player model opacity
0x8037C0E7	u8	Player facing banjo or kazooie; 1=Banjo, 2=Kazooie
0x8037C0E8	u8 bool	Player visible flag
0x8037C0EC	float	Player model scale
0x8037C0E0	float	Player model rotation X
0x8037C0EC	float	Player model rotation Z
0x8037C0EC	float	Player model rotation Y

—-

Static Functions

Bootloader

Address	Name	Inputs	Output	Description
0x80002000	DMA_transfer	bool $a0 direction		performs DMA transfer, ROM to RAM (0) or RAM to ROM (1)
		u32* $a1 ROM_Addr
		u32* $a2 RAM_Addr
		u32 $a3 size
0x800020E0	get_DMA_SR	void	u32	returns DMA status register

C Libraries

Address	Name	Inputs	Output	Description
ox8024F764	loadMusicFile	u32 $z0 musicFIleIndex	void	loads music file into RAM

0x80254608	memcpy	u8* $a0 dest	void	bitwise copy of memory for source to destination
		u8* $a1 src
		u32 $a2 size
0x80254630	memcpy_fast	u32* $a0 dest	void	wordwise copy of memory for source to destination
		u32* $a1 src
		u32 $a2 size

0x80254710	heap_init	void	void	initialize heap

0x80254CA8	malloc	u32 $a0 size	void*	returns address of heap segment of specified size

0x802550F0	free	void* $a0 ptr	void	frees heap segment

0x80255358	expandArray	void* $a0 srcPtr	void*	expands exisitng dynamic array
0x80255358	expandArray	uint $a1 size	void*	expands exisitng dynamic array

0x802588DC	max	float $f12 f1	float	returns maximum of 2 floats
0x802588DC	max	float $f14 f2	float	returns maximum of 2 floats
0x80258904	min	float $f12 f1	float	returns minimum of 2 floats
0x80258904	min	float $f14 f2	float	returns minimum of 2 floats
0x8025892C	max	u32 $a0 int1	u32	returns maximum of 2 ints
0x8025892C	max	u32 $a1 int2	u32	returns maximum of 2 ints
0x80258948	min	u32 $a0 int1	u32	returns minimum of 2 ints
0x80258948	min	u32 $a1 int2	u32	returns minimum of 2 ints
0x80258964	abs	float $f12 input	float	returns absolute value of float

0x802589CC	abs	S32 $a0 input	u32	returns absolute value of int

0x80258B8C	zero_Vec3	vec3_f* $a0 XYZ	void	clears 3D float vector
0x80258BA4	copy_Vec3	vec3_f* $a0 dest	void	copies 3D float vector from source to destination
0x80258BA4	copy_Vec3	vec3_f* $a1 src	void	copies 3D float vector from source to destination
0x80258BC0	diff_Vec3	vec3_f* $a0 dest	void	dest = (src1 - src2)
		vec3_f* $a1 src1
		vec3_f* $a2 src2
0x80258BF4	diff_Vec3	vec3_f* $a0 src1	void	src1 = (src1 - src2)
0x80258BF4	diff_Vec3	vec3_f* $a1 src2	void	src1 = (src1 - src2)
0x80258C28	set_Vec3	vec3_f* $a0 dest	void	sets xyz vector
		float $a1 X
		float $a2 Y
		float $a3 Z
0x80258C48	add_Vec3	vec3_f* $a0 dest	void	dest = (src1 + src2)
		vec3_f* $a1 src1
		vec3_f* $a2 src2
0x80258C7C	scale_Vec3	vec3_f* $a0 src	void	scales src by scaler
0x80258C7C	scale_Vec3	float $a1 scaler	void	scales src by scaler
0x80258CB0	scale_Vec3	vec3_f* $a0 dest	void	sets destination vector to src scaled by scaler
		vec3_f* $a1 src
		float $a2 scaler
0x80258CDC	addAbs_Vec3	vec3_f* $a0 src1	void	src1 = abs(src1)+abs(src2)
0x80258CDC	addAbs_Vec3	vec3_f* $a1 src2	void	src1 = abs(src1)+abs(src2)
0x80258D68	cnvtFToW_Vec3	vec3_w* $a0 dest	void	converts float vector to word vector
0x80258D68	cnvtFToW_Vec3	vec3_f* $a1 src	void	converts float vector to word vector
0x80258DA8	cnvtFToH_Vec3	vec3_h* $a0 dest	void	converts float vector to half vector
0x80258DA8	cnvtFToH_Vec3	vec3_f* $a1 src	void	converts float vector to half vector
0x80258DE8	tuncFToW_Vec3	vec3_w* $a0 dest	void	truncates float vector to word vector
0x80258DE8	tuncFToW_Vec3	vec3_f* $a1 src	void	truncates float vector to word vector
0x80258E24	tuncFToH_Vec3	vec3_h* $a0 dest	void	truncates float vector to half vector
0x80258E24	tuncFToH_Vec3	vec3_f* $a1 src	void	truncates float vector to half vector

Game Engine

Address	Name	Inputs	Output	Description
0x8028DE0C	spawn_CarriedObject	$a0 objectSpawnIndex	void	spawns object relative to banjo, sets it as carried object, and puts banjo in carrying movement state

0x8028F3B8	unlockMove	$a0 moveIndex	void	unlocks specific move

0x80291E88	freePlayerModel	void	void	frees the player's model from memory

0x80291FA0	get_PlayerModel	void	model*	returns pointer to player's model in RAM
0x80291FAC	get_PlayerModelFileIndex	void	modelFileIndex	returns index to player's model
0x80291FB8	set_PlayerModelOpacity	u8 $a0 opacity	void	sets player's opacity
0x80291FC4	set_PlayerModel	model* $a0 modelPtr	void	sets player's model

0x80292194	set_PlayerModelScale	float $f12 scale	void	sets player's model scale

0x80292194	set_PlayerModelXYZDisjoint	vec3* $a0 disjointXYZ	void	sets player's model position disjoint amount
0x802921BC	set_PlayerModelYDisjoint	float $f12 disjointY	void	sets player's model Y position disjoint amount
0x802921C8	set_PlayerModelVisibe	bool $a0 visibleFlag	void	sets player's model visible flag

0x80292548	is_PlayerModelVisibe	void	bool	returns player's model visible flag

0x802957D8	is_moveUnlocked	$a0 moveIndex	bool	checks if specific move is unlocked
0x802957F0	get_unlockedMovesBitfield	void	u32	returns bitfield of unlocked moves
0x80295804	lockAllMoves	void	void	locks all moves

0x8029AF50	normalizeFloat	float $f12 input	float	returns float normalized to range
		float $f14 lowerLimit
		float $a2 upperLimit

0x8029B62C	deathWarp	void	void	Causes Deathwarp
0x8029B6F0	voidOut	void	void	Causes void out

0x802C4140	spawnObject	u32 $a0 objectSpawnIndex	void	spawns object at position with 0 rotation
		float $a1 XPos
		float $a2 YPos
		float $a3 ZPos

0x802C4158	spawn_Object	$a0 objectSpawnIndex	void	spawns object at position with 0 rotation
		float $a1 XPos
		float $a2 YPos
		float $a3 ZPos

0x803056FC	spawn_Object	$a0 objectSpawnIndex	void	spawns object at position and rotation
		vec3_f $a1 posPtr
		float $a2 YRotation

0x8032811C	spawn_Object	$a0 objectSpawnIndex	void	spawns object at position and rotation
		vec3_f $a1 posPtr
		float $a2 YRotation
0x8032813C	spawn_Object	$a0 objectSpawnIndex	void	spawns object at position and rotation
		vec3_f $a1 posPtr
		float $a2 YRotation

0x8033D5D0	strcat	char* $a0 dest	void	concatenates source string to destination string
0x8033D5D0	strcat	char* $a1 scr	void	concatenates source string to destination string
0x8033D6A8	strcat	char* $a0 dest	void	concatenates character to destination string
0x8033D6A8	strcat	char $a1 scr	void	concatenates character to destination string
0x8033D6E0	FToA	char* $a0 dest	void	concatenates float to destination string (2 decimal places)
0x8033D6E0	FToA	float $a1 scr	void	concatenates float to destination string (2 decimal places)
0x8033D7B0	FToA	char* $a0 dest	void	concatenates float to destination string
		float $a1 scr
		u32 $a2 deciPlace
0x8033D884	IToA	char* $a0 dest	void	concatenates int to destination string (base 10)
0x8033D884	IToA	s32 $a1 scr	void	concatenates int to destination string (base 10)
0x8033D8A4	IToA	char* $a0 dest	void	concatenates float to destination string
		s32 $a1 scr
		u32 $a2 base
0x8033D9D4	strcmp	char* $a0 str1	u32	compares 2 strings
0x8033D9D4	strcmp	char* $a1 str2	u32	compares 2 strings
0x8033DA54	strcpy	char* $a0 dest	void	copies source string to destination string
0x8033DA54	strcpy	char* $a1 src	void	copies source string to destination string
0x8033DA80	strlen	char* $a0 str	u32	returns string length
0x8033DAB0	strcmp2tok	char* $a0 str1	u32	compares 2 strings up to delimiter
		char* $a1 str2
		char* $a2 delim
0x8033DB18	strtok	char* $a0 str	char*	returns location of first delimiter in string
0x8033DB18	strtok	char* $a1 delim	char*	returns location of first delimiter in string
0x8033DB60	strcpy2tok	char* $a0 dest	void	copies source string to destination string up to delimiter
		char* $a1 src
		char* $a2 delim
0x8033DBA4	toupper	char* $a0 str	void	converts string to uppercase

Table of Contents

Banjo-Kazooie RAM Map

RAM Map Segments

Static Variables

Bootloader

C Libraries

Game Engine

Static Functions

Bootloader

C Libraries

Game Engine