YI Memory Map - SMW Central

Views: 992,512,566
Time: 2022-05-16 07:00:45 PM

17 users online: Ahrion, AyGaAlPa, bravetoaster, Cem_Gunes, Connnnair, Duraner Hawkeye, Golden Yoshi, GrenCarret, Heraga, Ice Man, Kevin, Mad Lad, Nathrakus, rafaelfutbal, shaoshao, TheJank, wulv257 - Guests: 97 - Bots: 109

Users: 54,438 (2,081 active)
Latest: dinkelbeeeerg

Tip: Remaking levels from other Mario games is strongly discouraged, especially popular ones (World 1-1 from SMB or SMB3, for example), as their over-presence in Mario games, official or not, often makes them uninteresting to play.

Not logged in.

Displaying 100 out of 584 addresses.

Show Waiting Addresses (24)

Filter
Link
Address Hexadecimal number for a partial address. 6-digit number for a full address. Use - to denote a range. Use , to list more than one address.
Length
Type Enable JavaScript to use multiple regions.
Region Hold control to select multiple. Check "All" to select all at once.	All
Type
Description Separate each individual keyword with spaces. Surround a phrase with quotes to look for the exact phrase, or with / to use a PCRE regular expression. Prepend with - to exclude a keyword or phrase, with + to require a whole word or phrase, or with -+ to exclude a whole word or phrase. ? matches any character, * matches any amount of characters.

Pages:

1 2 3 4 5 6

Per Page: 25 50 75 100 150 500 All

ROM Address	Length	Type	Description	Details
$008000	85 bytes	ASM	This is the starting address for YI. This takes care of basic initialization such as disabling IRQ, HDMA, DMA, clearing the SPC ports, enabling F-blank, disabling emulation mode, disabling decimal mode, initializing the direct page, and setting up the stack, among other things.
$0080F8	56 bytes	Debug	Routine used for frame advance debug code. Enabled by tweak at $0080F7. See details for controls.	Controls
$00816A	207 bytes	Pointer	Gamemode subroutine table, 3 bytes per entry.
$008275	2 bytes	Empty	Empty (filled with FF)
$008288	35 bytes	Subroutine	JSL to copy a block of memory into RAM. Input: A: Size of the block $20-$22: RAM Destination $23-$25: DMA Source
$0082D0	19 bytes	ASM	Copies SPC program
$0083CD	34 bytes	Subroutine	Subroutine that handles fading effects.
$00841F	140 bytes	Subroutine	Music uploader subroutine
$00851C	16 bytes	Music	Item-Denial table for each music track: $01-$7F: disable items, $00 and $80-$FF: enable items
$008543	142 bytes	ASM	Music uploader controller
$0085D2	10 bytes	Subroutine	Subroutine that plays sound effects
$00B039	768 bytes	Graphics	List of sprite GFX file numbers (1 byte each) that make up each sprite set (6 files per set).
$00BFF6	10 bytes	Empty	Empty (filled with FF)
$00DE44	35 bytes	Super FX	Calls a Super FX routine, Register X = Bank, Register A = Address
$00E101	37 bytes	Subroutine	Kill Yoshi Subroutine. This one kills Yoshi as he was killed by lava. Note that this routine is copied into RAM so jump to $7EE101 if GSU is active. $00E10F is Yoshi's initial Y speed in the death animation. $00E0FD (4 bytes) is the X speed Yoshi has got in the death animation, for facing right and left.
$00E552	1024 bytes	Table	Lookup table for function y = 1/x, copied into $702200-$7025FF (Used by GSU to divide. It does not have a hardware divide so this lookup table is used instead)
$00F7A9	2039 bytes	Empty	Empty (filled with FF)
$00FFA0	5 bytes	Misc.	ROM build date and time. On a U 1.0 ROM, it's 11:19 am on July 31st, 1995
$00FFA5	11 bytes	Empty	Empty (filled with FF)
$00FFB0	2 bytes	Misc.	ROM registration: Maker code (ASCII): "01" (Nintendo)
$00FFB2	4 bytes	Misc.	ROM registration: Game code (ASCII): "YI "
$00FFB6	6 bytes	Misc.	ROM registration: reserved (all $00)
$00FFBC	1 byte	Misc.	ROM registration: Expansion FLASH Size ($00 = none)
$00FFBD	1 byte	Misc.	ROM registration: Super FX RAM size ($05 = 32KB)
$00FFBE	1 byte	Misc.	ROM registration: Special version ($00 = not special)
$00FFBF	1 byte	Misc.	ROM registration: Chipset sub-type ($00)
$00FFC0	21 bytes	Misc.	ROM header: Cartridge title (ASCII): "YOSHI'S ISLAND "
$00FFD5	1 byte	Misc.	ROM header: ROM Makeup ($20 = LoROM)
$00FFD6	1 byte	Misc.	ROM header: Chipset ($15 = ROM + SuperFX + RAM + SRAM)
$00FFD7	1 byte	Misc.	ROM header: ROM size ($0B = 2MB)
$00FFD8	1 byte	Misc.	ROM header: SRAM size
$00FFD9	1 byte	Misc.	ROM header: Region ($01 = NTSC)
$00FFDA	1 byte	Misc.	ROM header: $33 (fixed value)
$00FFDB	1 byte	Misc.	ROM header: Version ($00 = 1.0)
$00FFDC	2 bytes	Misc.	ROM header: Checksum complement (inverted bits)
$00FFDE	2 bytes	Misc.	ROM header: Checksum
$00FFE0	4 bytes	Misc.	2 unused native vectors
$00FFE4	2 bytes	Misc.	Native COP vector (unused)
$00FFE6	2 bytes	Misc.	Native BRK vector (unused)
$00FFE8	2 bytes	Misc.	Native ABORT vector (unused)
$00FFEA	2 bytes	Misc.	Native NMI vector (vblank)
$00FFEC	2 bytes	Misc.	Native RESET vector (unused)
$00FFEE	2 bytes	Misc.	Native IRQ vector
$00FFF0	4 bytes	Misc.	2 unused emulation vectors
$00FFF4	2 bytes	Misc.	Emulation COP vector (unused)
$00FFF6	2 bytes	Misc.	Emulation BRK vector (unused)
$00FFF8	2 bytes	Misc.	Emulation ABORT vector (unused)
$00FFFA	2 bytes	Misc.	Emulation NMI vector (unused)
$00FFFC	2 bytes	Misc.	Emulation RESET vector
$00FFFE	2 bytes	Misc.	Emulation IRQ vector (unused)
$028000	72 bytes	Sprite Palette	Yoshi colors used in-level. Arranged by translevel number.
$02FFD7	41 bytes	Empty	Empty (filled with FF)
$038000	1326 bytes	Pointer	Long pointers to sprite init routines in sprite ID order ($000 - $1B9)
$03852E	1326 bytes	Pointer	Long pointers to sprite main routines in sprite ID order ($000 - $1B9)
$038A5C	1326 bytes	Pointer	Long pointers to sprite head bop routines in sprite ID order ($000 - $1B9)
$038F8A	1326 bytes	Pointer	Long pointers to sprite riding Yoshi routines in sprite ID order ($000 - $1B9)
$03A364	300 bytes	Subroutine	Subroutine that spawns sprites
$03FEEE	274 bytes	Empty	Empty (filled with FF)
$0489B8	8 bytes	Sprite Palette	Shy Guy Colors (Green, Red, Yellow, Pink)
$04AC9C	29 bytes	Subroutine	Kill Yoshi Subroutine. This one kills Yoshi as he was killed by a spike.
$05C6FD	16 bytes	Misc.	Table of '?' bucket rotation effects
$05FFC4	60 bytes	Empty	Empty (filled with FF)
$06FEAA	342 bytes	Empty	Empty (filled with FF)
$07FF47	185 bytes	Empty	Empty (filled with FF)
$089FD0	48 bytes	Empty	Empty (filled with 01)
$09AF70	206 bytes	Empty	Empty (filled with 01)
$09EDCE	624 bytes	Empty	Empty (filled with 01)
$09F18F	687 bytes	Empty	Empty (filled with 01)
$0AEC2B	4 bytes	Player Physics	Yoshi max speed for acceleration to apply, for right and left.
$0B9787	121 bytes	Empty	Empty (filled with 01)
$0BF3B7	3145 bytes	Empty	Empty (filled with FF)
$0CDACA	24 bytes	Sprite Palette	Color of Kamek's first magic spell; 2 bytes per boss battle.
$0CDAE2	24 bytes	Sprite Palette	Color of Kamek's second magic spell; 2 bytes per boss battle.
$0CDAFA	12 bytes	Music	Music value used for each boss battle: $0A is x-4 boss music (or for level header music setting 7 or 8, $0A becomes the longer intro used in piranha & raven), and $0C is x-8 boss music
$0CFF69	151 bytes	Empty	Empty (filled with FF)
$0DFC83	893 bytes	Empty	Empty (filled with FF)
$0EA131	7 bytes	Subroutine	Barney Bubble init subroutine
$0EFF82	126 bytes	Empty	Empty (filled with FF)
$0FE056	6058 bytes	Empty	Empty (filled with FF)
$0FFC80	896 bytes	Misc. Tilemap	Tilemap for the Title Screen logo
$108B05	16 bytes	Level Data	Table (one byte entries): The number of bits to copy for each piece of variable-sized header information, in level header order. The final $00 marks the end. Used by $108B15.
$108B15	72 bytes	Subroutine	Level header decompression routine: copies variable-sized pieces of header data into separate addresses in RAM starting at $7E0134
$11B0FB	4 bytes	Bandit Mini-Game	Table of distances that the Gather Coins cannon rotates
$11B0FF	4 bytes	Bandit Mini-Game	Table of distances that the Gather Coins cannon and platform will move along the white track
$11B103	4 bytes	Bandit Mini-Game	Table of speeds that the Gather Coins cannon rotates
$15FFD3	45 bytes	Empty	Empty (filled with FF)
$1681C7	766 bytes	Level Data	Level $00: object data
$17B781	384 bytes	Map	X-coordinates for checkpoints along Yoshi's walking path after beating a level; 8 bytes per level
$17B901	384 bytes	Map	Y-coordinates for checkpoints along Yoshi's walking path after beating a level; 8 bytes per level
$17BDAE	16 bytes	Map	X-coordinates of each Yoshi on the world 1 map
$17BDBE	16 bytes	Map	X-coordinates of each Yoshi on the world 2 map
$17BDCE	16 bytes	Map	X-coordinates of each Yoshi on the world 3 map
$17BDDE	16 bytes	Map	X-coordinates of each Yoshi on the world 4 map
$17BDEE	16 bytes	Map	X-coordinates of each Yoshi on the world 5 map
$17BDFE	16 bytes	Map	X-coordinates of each Yoshi on the world 6 map
$17BE0E	16 bytes	Map	Y-coordinates of each Yoshi on the world 1 map
$17BE1E	16 bytes	Map	Y-coordinates of each Yoshi on the world 2 map
$17BE2E	16 bytes	Map	Y-coordinates of each Yoshi on the world 3 map
$17BE3E	16 bytes	Map	Y-coordinates of each Yoshi on the world 4 map
$17BE4E	16 bytes	Map	Y-coordinates of each Yoshi on the world 5 map

Pages:

1 2 3 4 5 6

Per Page: 25 50 75 100 150 500 All

✕


	Main Page News Forums Member List Rules F.A.Q. Staff Discord Register Login SMW Hacks SM64 Hacks YI Hacks Tools Online Tools Documents Savebase™ BRR Samples SMW Graphics SMW Music SMW Blocks SMW Sprites SMW Tweaks SMW Patches SMW UberASM SMW ROM Map SMW RAM Map SMW Hijacks SM64 RAM Map SM64 ROM Map SM64 Music SM64 Textures YI SRAM Map YI RAM Map YI ROM Map YI Music YI Patches YI SPASM

Follow Us On

Affiliates