sm:data_maps:rom_map:bank80
______ _ _____ _____ | ___ \ | | | _ | _ | | |_/ / __ _ _ __ | | __ \ V /| |/' | | ___ \/ _` | '_ \| |/ / / _ \| /| | | |_/ / (_| | | | | < | |_| \ |_/ / \____/ \__,_|_| |_|_|\_\ \_____/\___/
Data - 000000/007FFF - Common routines
| $80 | 8000-8001 [data] Skip NTSC/PAL and SRAM mapping check |
| $80 | 8002-8003 [data] Demo recorder |
| $80 | 8004-8005 [data] Debug mode |
| $80 | 8006-8007 [data] Debug scrolling |
| $80 | 8008-8009 [data] Something for the audio man |
| $80 | 800A-8027 Load new music (parameter after call) |
| $80 | 8028-8058 Load new music (parameter in $00) |
| $80 | 8059-80FF Process music data |
| $80 | 8100-8110 Increment Y (once or twice), bank overflow check |
| $80 | 8111-8145 Random number generator |
| $80 | 8146-818D ??? |
| $80 | 818E-81A5 Change nth bit to address offset and mask |
| $80 | 81A6-81BF Set boss bits in A for current area ($7E:D828,X) |
| $80 | 81C0-81DB Clear boss bits in A for current area ($7E:D828,X) |
| $80 | 81DC-81F9 Checks if the boss bits for the current area matches any bits in A. SEC if there's a match |
| $80 | 81FA-8211 Marks an event as happened. Event bit # must be stored in A |
| $80 | 8212-8232 Marks an event as not happened. Event bit # must be stored in A |
| $80 | 8233-824E Checks if an event has happened. Event bit # must be stored in A. CLC if 0, SEC if 1 |
| $80 | 824F-8260 Write 'supermetroid' to SRAM ($70:1FE0..1FEB) |
| $80 | 8261-82AC Check for non-corrupt SRAM |
| $80 | 82AD-82B8 [data] 'madadameyohn' garbage written if there's corrupt SRAM |
| $80 | 82B9-82C4 [data] 'supermetroid' written to SRAM |
| $80 | 82C5-82D5 Wait until the end of a VBlank |
| $80 | 82D6-8337 Multiplies A and Y together (16-bit * 16-bit). Result in $05F1-$05F4 |
| $80 | 8338-834A Wait for IRQ |
| $80 | 834B-835C Enable NMI with $84 options |
| $80 | 835D-836E Disable NMI with $84 options |
| $80 | 836F-8381 Set force blank |
| $80 | 8382-8394 Clear force blank |
| $80 | 8395-83BC DMA, slot 1, 200h bytes from $7E:C000 through $2122 (CGRAM Data Write) |
| $80 | 83BD-83CF 8-bit write Y bytes of A to $00:X |
| $80 | 83D0-83E2 16-bit write Y bytes of A to $00:X |
| $80 | 83E3-83F5 8-bit write Y bytes of A to $7E:X |
| $80 | 83F6-8408 16-bit write Y bytes of A to $7E:X |
| $80 | 8409-841B 16-bit write Y bytes of A to $7F:X |
| $80 | 841C-8461 Boot |
| $80 | 8462-8081 Soft reset |
| $80 | 8482-8572 Game initialisation |
| $80 | 8573-8576 Infinite loop; pointed to by misc. error handling |
| $80 | 8577-858B Wait A many IRQs |
| $80 | 858C-85B5 Load mirror of current area's map explored |
| $80 | 85C6-85F5 Mirror current area's map explored |
| $80 | 85F6-875C NTSC/PAL and SRAM mapping check |
| $80 | 875D-8791 Initialise $4200..420D |
| $80 | 8792-88B3 Initialise $2100..2133 |
| $80 | 88B4-88D0 Clear high RAM |
| $80 | 88D1-88EA Write a load of 1C2Fh |
| $80 | 88EB-88FD Write 800h bytes of A to $7E:3000 |
| $80 | 88FE-8910 Write 800h bytes of A to $7E:4000 |
| $80 | 8911-8923 Write 800h bytes of A to $7E:6000 |
| $80 | 8924-894C Handle fading out |
| $80 | 894D-896D Handle fading in |
| $80 | 896E-8B19 Clear unused OAM (sprites to Y=F0h), clear OAM data offset |
| $80 | 8B1A-8B4E Clear all OAM high-x bits and sizes |
| $80 | 8B4F-8BB9 Unpack mode 7 DMAs |
| $80 | 8BBA-8BD2 Handle mode 7 DMAs |
| $80 | 8BD3-8C82 Handle mode 7 DMAs continued |
| $80 | 8C83-8CD7 Process $D0,X VRAM writes |
| $80 | 8CD8-8DAB Execute horizontal scrolling DMAs |
| $80 | 8DAC-8EA1 Execute vertical scrolling DMAs |
| $80 | 8EA2-8EF3 Handle $0340,X VRAM reads |
| $80 | 8EF4-8F0B Check for command timer |
| $80 | 8F0C-8FA2 ??? |
| $80 | 8FA3-8FC0 ??? |
| $80 | 8FC1-8FF6 Changes music song/instruments or music track to A, with an 8-frame delay. Makes sure 0639 does not lap 063B |
| $80 | 8FF7-9020 Changes music song/instruments or music track to A, with a Y-frame delay (minimum of 8). Does not stop 0639 from lapping 063B |
| $80 | 9021-902A Sound library 1, $0653 = 0Fh |
| $80 | 902B-9034 Sound library 1, $0653 = 09h |
| $80 | 9035-903E Sound library 1, $0653 = 03h |
| $80 | 903F-9048 Sound library 1, $0653 = 01h |
| $80 | 9049-9050 Sound library 1, $0653 = 06h |
| $80 | 9051-90A2 Sound library 1 |
| $80 | 90A3-90AC Sound library 2, $0653 = 0Fh |
| $80 | 90AD-90B6 Sound library 2, $0653 = 09h |
| $80 | 90B7-90C0 Sound library 2, $0653 = 03h |
| $80 | 90C1-90CA Sound library 2, $0653 = 01h |
| $80 | 90CB-90D2 Sound library 2, $0653 = 06h |
| $80 | 90D3-9124 Sound library 2 |
| $80 | 9125-912E Sound library 3, $0653 = 0Fh |
| $80 | 912F-9138 Sound library 3, $0653 = 09h |
| $80 | 9139-9142 Sound library 3, $0653 = 03h |
| $80 | 9143-914C Sound library 3, $0653 = 01h |
| $80 | 914D-9154 Sound library 3, $0653 = 06h |
| $80 | 9155-91A6 Sound library 3 |
| $80 | 91A7-91A8 NOP : RTS |
| $80 | 91A9-91ED Set up a (H)DMA transfer |
| $80 | 91EE-9339 Update hardware registers |
| $80 | 933A-9375 Update OAM & CGRAM |
| $80 | 9376-9415 Samus' graphics → VRAM |
| $80 | 9416-9458 Handle misc. animations (spikes, FX1) |
| $80 | 9459-9582 Read controller input. Also a debug branch |
| $80 | 9583-9615 NMI |
| $80 | 9616-9631 [data] Interrupt commands |
| $80 | 9632-966D DMA transfer to VRAM |
| $80 | 966E-967F Interrupt command 00h. Next interrupt command = [$A7] |
| $80 | 9680-968A Interrupt command 02h. Disable horizontal and vertical timer interrupts |
| $80 | 968B-96A8 Interrupt command 04h. Main gameplay, status bar drawing |
| $80 | 96A9-96D2 Interrupt command 06h. Main gameplay, status bar drawn |
| $80 | 96D3-96F0 Interrupt command 08h. Start of room transition, status bar drawing |
| $80 | 96F1-9719 Interrupt command 0Ah. Start of room transition, status bar drawn |
| $80 | 971A-9732 Interrupt command 0Ch. Draygon's room, status bar drawing |
| $80 | 9733-9757 Interrupt command 0Eh. Draygon's room, status bar drawn |
| $80 | 9758-9770 Interrupt command 10h. Vertical room transition, status bar drawing |
| $80 | 9771-97A8 Interrupt command 12h. Vertical room transition, screen drawing |
| $80 | 97A9-97C0 Interrupt command 14h. Vertical room transition, screen drawn |
| $80 | 97C1-97D9 Interrupt command 16h. Horizontal room transition, status bar drawing |
| $80 | 97DA-9809 Interrupt command 18h. Horizontal room transition, screen drawing |
| $80 | 980A-9829 Interrupt command 1Ah. Horizontal room transition, screen drawn |
| $80 | 982A-9840 Enable horizontal and vertical timer interrupts |
| $80 | 9841-985E Enable horizontal and vertical timer interrupts now |
| $80 | 985F-9869 Disable horizontal and vertical timer interrupts |
| $80 | 986A-988A IRQ |
| $80 | 988B-98CA [data] HUD tilemap - top row, never changed |
| $80 | 98CB-998A [data] HUD tilemap - item selector background |
| $80 | 998B-9996 [data] HUD tilemap - auto reserve |
| $80 | 9997-99A2 [data] HUD tilemap - empty auto reserve |
| $80 | 99A3-99AE [data] HUD tilemap - missiles |
| $80 | 99AF-99B6 [data] HUD tilemap - super missiles |
| $80 | 99B7-99BE [data] HUD tilemap - power bombs |
| $80 | 99BF-99C6 [data] HUD tilemap - grapple |
| $80 | 99C7-99CE [data] HUD tilemap - x-ray |
| $80 | 99CF-9A0D Add missiles to HUD WRAM tilemap |
| $80 | 9A0E-9A1D Add super missiles to HUD WRAM tilemap |
| $80 | 9A1E-9A2D Add power bombs to HUD WRAM tilemap |
| $80 | 9A2E-9A3D Add grapple to HUD WRAM tilemap |
| $80 | 9A3E-9A4B Add x-ray to HUD WRAM tilemap |
| $80 | 9A4C-9A78 Add to HUD WRAM tilemap |
| $80 | 9A79-9B43 HUD routine when game is loading |
| $80 | 9B44-9CCD HUD routine when game is paused/running |
| $80 | 9CCE-9CE9 [data] Energy tank icon WRAM tilemap offsets |
| $80 | 9CEA-9D6D Toggle HUD item highlight |
| $80 | 9D6E-9D77 [data] Item WRAM tilemap offsets |
| $80 | 9D78-9D97 Draw three HUD digits |
| $80 | 9D98-9DBE Draw two HUD digits |
| $80 | 9DBF-9DD2 [data] HUD digits tilemap values - Health |
| $80 | 9DD3-9DE6 [data] HUD digits tilemap values - Artillery |
| $80 | 9DE7-9DFA Process timer |
| $80 | 9DFB-9E08 [data] Pointers to timer code |
| $80 | 9E09-9E1B Ceres start timer |
| $80 | 9E1C-9E2E Mother Brain start timer |
| $80 | 9E2F-9E40 Delay timer running/movement |
| $80 | 9E41-9E57 Run timer, delay movement |
| $80 | 9E58-9E8B Move timer, still running |
| $80 | 9E8C-9E92 Set timer to A_high minutes and A_low seconds |
| $80 | 9E93-9EA8 Clear timer RAM |
| $80 | 9EA9-9EEB Finally stop timer movement, still running |
| $80 | 9EEC-9F6B [data] Timer centisecond decrements |
| $80 | 9F6C-9F94 Draw timer |
| $80 | 9F95-9FB0 Draw timer section |
| $80 | 9FB3-9DF3 Draw timer spritemap |
| $80 | 9FD4-9FE7 [data] Timer digits spritemap pointers |
| $80 | 9FE8-A05F [data] Timer digits spritemaps |
| $80 | A060-A07A [data] Timer TIME spritemap |
| $80 | A07B-A12A ??? |
| $80 | A12B-A148 |
| $80 | A149-A175 |
| $80 | A176-A1E2 |
| $80 | A1E3-A210 Add VRAM $4800..57FF = 0338h |
| $80 | A211-A23E Add VRAM $5880..677F = 184Eh |
| $80 | A23F-A29B VRAM $4800..4FFF = 3838h |
| $80 | A29C-A2F8 VRAM $5880..5FFF = 184Eh |
| $80 | A2F9-A339 Calculate layer 2 X position |
| $80 | A33A-A37A Calculate layer 2 Y position |
| $80 | A37B-A39F Calculate BG positions |
| $80 | A3A0-A3AA Updates only BG1 when scrolling, I think |
| $80 | A3AB-A4BA Updates BG1 and BG2 graphics when scrolling |
| $80 | A4BB-A527 Calculate blocks scrolled |
| $80 | A528-A640 Handle autoscrolling when not moving horizontally and part of the screen is has no scroll |
| $80 | A641-A6BA Handle scrolling when moving and triggered scrolling right |
| $80 | A6BB-A730 Handle scrolling when moving and triggered scrolling left |
| $80 | A731-A892 Handle autoscrolling when not moving vertically and part of the screen is has no scroll |
| $80 | A893-A935 Handle scrolling when moving and triggered scrolling down |
| $80 | A936-A9AB Handle scrolling when moving and triggered scrolling up |
| $80 | A9AC-A9D5 Debug scroll position save/loading |
| $80 | A9D6-ABDA Update background data block |
| $80 | A9DB-AB6F Update level data block |
| $80 | AB70-AB74 Update a block in Layer 2 / BG2 |
| $80 | AB75-AD1C Update a block in Layer 1 / BG1 |
| $80 | AD1D-AD2F Run to 'Fix' doors moving up; redraws top row of blocks |
| $80 | AD30-AD49 Follow door transition |
| $80 | AD4A-AD73 Door transition - right |
| $80 | AD74-AD9D Door transition - left |
| $80 | AD9E-ADC7 Door transition - down |
| $80 | ADC8-AE07 Door transition - up |
| $80 | AE08-AE0F [data] Pointers to door transition code |
| $80 | AE10-AE28 Save number of blocks scrolled |
| $80 | AE29-AE4D Update BG scroll offsets |
| $80 | AE4E-AE75 Follow door transition |
| $80 | AE76-AE7D [data] Pointers to door transition code |
| $80 | AE7E-AEC1 Door transition - right |
| $80 | AEC2-AF01 Door transition - left |
| $80 | AF02-AF88 Door transition - down |
| $80 | AF89-B031 Door transition - up |
| $80 | B032-B0C1 Unused. Mode 7 initialisation? |
| $80 | B0C2-B0FE Configure mode 7 rotation matrix |
| $80 | B0FF-B118 Decompression to [PC+3] |
| $80 | B119-B265 Decompression |
| $80 | B266-B270 Source bank overflow correction |
| $80 | B271-B436 Decompression to VRAM |
| $80 | B437-BC36 [data] Tilemap for failed NTSC/PAL check |
| $80 | BC37-C436 [data] Tilemap for failed SRAM mapping check |
| $80 | C437-C4B4 Load new save/elevator |
| $80 | C4B5-C4C4 [data] Pointers to each area's saves/elevators |
| $80 | C4C5-C5CE [data] Crateria saves/elevators |
| $80 | C5CF-C6C8 [data] Brinstar saves/elevators |
| $80 | C6D9-C81A [data] Norfair saves/elevators |
| $80 | C81B-C916 [data] Wrecked Ship saves/elevators |
| $80 | C917-CA2E [data] Maridia saves/elevators |
| $80 | CA2F-CB2A [data] Tourian saves/elevators |
| $80 | CB2B-CC18 [data] Ceres saves/elevators |
| $80 | CC19-CD06 [data] Debug saves/elevators |
| $80 | CD07-CD45 Set elevators as used |
| $80 | CD46-CD51 [data] Pointers to each area's elevator bits |
| $80 | CD52-CD65 [data] Crateria elevator bits |
| $80 | CD66-CD75 [data] Brinstar elevator bits |
| $80 | CD76-CD81 [data] Norfair elevator bits |
| $80 | CD82-CD85 [data] Maridia elevator bits |
| $80 | CD86-CD89 [data] Tourian elevator bits |
| $80 | CD8A-CD8D [data] Wrecked Ship elevator bits |
| $80 | CD8E-FFBF Free space |
| $80 | FFC0-FFFF [data] Game header |
sm/data_maps/rom_map/bank80.txt · Last modified: 2016/07/17 20:59 by 127.0.0.1