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Magical Vacation/RAM map: Difference between revisions
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(Added what I consider to be the Random Number Generator registers) |
(Added Random Number) |
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$02029CB0 - Loaded at $08008E98 | $02029CB0 - Loaded at $08008E98 | ||
$0202DA08-$0202DA09 - (Random Number?) | |||
$0202DE30-$0202DE33 - Contains the address of the graphics settings | $0202DE30-$0202DE33 - Contains the address of the graphics settings |
Revision as of 12:55, 22 September 2014
$020000D0-$02000107 - Gets values from $080C5590 at $08001724 $02000108 - Loaded at $08008E98 $02000330-$02000331 - Table Number Entry where the Main Loop Jumps next $02000340 - Loaded at $08008E98 $02000360 - Loaded at $08008E98 $02001191 - Contains a value between #$00 and #$06 (always even number), index for registers $02001192-$02001199 (see $0805BEAC) $02001192-$02001199 - Storage for doublebyte values (see $0805BEAC) $02008678 - Loaded at $08008E98 $020096B0 - Loaded at $08008E98
$02029CB0 - Loaded at $08008E98 $0202DA08-$0202DA09 - (Random Number?) $0202DE30-$0202DE33 - Contains the address of the graphics settings $0202DE34-$0202DE37 - Contains the address of the graphics buffer offset, normally $0203CAD0 $0202DEBE - Number of which Intro Story graphic comes next $0202FD31 - Flag register? (see $08097CB4)
$020326CC - Set to #$1E at $08099C18. $020326CD - Set to #$00 at $08099C18. $020326CE - Set to #$3F at $08099C18. $020326CF - Set to #$00 at $08099C18. $020326D0 - Jump Table Entry number for $080977CC; decides about Video Mode. $020326D1 - Contains the number of the Jump Table Entry where $0800052E jumps to. Is loaded at the end of the subroutine at $080972B4 $020326D2 - ? $020326D3 - LYTRON'S THEORY: Counter for the Intro Sequence with the Still Frames and story, which picture has to be loaded $020326D4 - Flag Register; decides at $0809878C which Intro Graphics get loaded - Bit 0: If clear, the subroutine at $080975CC does nothing - Bit 3: If set, the subroutine at $0809878C loads an Intro Story graphic - Bit 4: If set, the subroutine at $0809878C loads the Title Screen Tilemap data - Bit 5: If set, the subroutine at $0809878C loads the Title Screen Graphic data $020326D5 - Flag Register; decides at $0809878C which Intro Graphics get loaded $02032704-$02032707 - (Storage for the Offset of the Tilemap buffers?) $020365EC - At $080A0800, it decides about if the OAM is updated by CpuFastSet (= #$01) or DMA (<> #$01) $0203B6D0-$0203B7D8?- Storage for addresses, see $080BD320 $0203BB48 - Relevant for Jump Table at $080A6DD4, (loaded at $080A6F28, too) $0203BB4E - (see $080A6F28) $0203BB4F-$0203BB50 - Flags (see $080A08C8) $0203BB51 - (see $080A7AFC) $0203BB60-$0203BB63 - Address (see 080A7CFE onwards) $0203BBA0-$0203BBA1 - Buffer for $04000050 (BLDCNT - Color Special Effects Selection) $0203BBA2-$0203BBA3 - Buffer for $04000052 (BLDALPHA - Alpha Blending Coefficients) $0203BBA4-$0203BBA5 - Buffer for $04000054 (BLDY - Brightness (Fade-In/Out) Coefficient) $0203BBA8-$0203BBA9 - Buffer for $04000000 (DISPCNT - LCD Control) $0203BBAA-$0203BBAB - Buffer for $04000008 (BG0CNT - BG0 Control) $0203BBAC-$0203BBAD - Buffer for $0400000A (BG1CNT - BG1 Control) $0203BBAE-$0203BBAF - Buffer for $0400000C (BG2CNT - BG2 Control) $0203BBB0-$0203BBB1 - Buffer for $0400000E (BG3CNT - BG3 Control) $0203BBB2-$0203BBB3 - Buffer for $04000010 (BG0HOFS - BG0 X-Offset) $0203BBB4-$0203BBB5 - Buffer for $04000012 (BG0VOFS - BG0 Y-Offset) $0203BBB6-$0203BBB7 - Buffer for $04000014 (BG1HOFS - BG1 X-Offset) $0203BBB8-$0203BBB9 - Buffer for $04000016 (BG1VOFS - BG1 Y-Offset) $0203BBBA-$0203BBBB - Buffer for $04000018 (BG2HOFS - BG2 X-Offset) $0203BBBC-$0203BBBD - Buffer for $0400001A (BG2VOFS - BG2 Y-Offset) $0203BBBE-$0203BBBF - Buffer for $0400001C (BG3HOFS - BG3 X-Offset) $0203BBC0-$0203BBC1 - Buffer for $0400001E (BG3VOFS - BG3 Y-Offset) $0203BBC2-$0203BBC3 - Buffer for $04000020 (BG2PA - BG2 Rotation/Scaling Parameter A (alias dx)) $0203BBC4-$0203BBC5 - Buffer for $04000022 (BG2PB - BG2 Rotation/Scaling Parameter B (alias dmx)) $0203BBC6-$0203BBC7 - Buffer for $04000024 (BG2PC - BG2 Rotation/Scaling Parameter C (alias dy)) $0203BBC8-$0203BBC9 - Buffer for $04000026 (BG2PD - BG2 Rotation/Scaling Parameter D (alias dmy)) $0203BBCA-$0203BBCB - Buffer for $04000030 (BG3PA - BG3 Rotation/Scaling Parameter A (alias dx)) $0203BBCC-$0203BBCD - Buffer for $04000032 (BG3PB - BG3 Rotation/Scaling Parameter B (alias dmx)) $0203BBCE-$0203BBCF - Buffer for $04000034 (BG3PC - BG3 Rotation/Scaling Parameter C (alias dy)) $0203BBD0-$0203BBD1 - Buffer for $04000036 (BG3PD - BG3 Rotation/Scaling Parameter D (alias dmy)) $0203BBD4-$0203BBD7 - Buffer for $04000028/A (BG2X - BG2 Reference Point X-Coordinate) $0203BBD8-$0203BBDB - Buffer for $0400002C/E (BG2Y - BG2 Reference Point Y-Coordinate) $0203BBDC-$0203BBDF - Buffer for $04000038/A (BG3X - BG3 Reference Point X-Coordinate) $0203BBE0-$0203BBE3 - Buffer for $0400003C/E (BG3Y - BG3 Reference Point Y-Coordinate) $0203BC00 - Big Timer (incremented each time the Small Timer runs out) $0203BC01 - Big Timer Goal value $0203BC02 - Small Timer (decremented each Loop) $0203BC03 - Small Timer restore value $0203BC10-$0203CAA3 - Space cleared (and used?) at $080B6970 $0203DD90-$0203E18F - OAM buffer $0203E490-$0203E68F - BG/OBJ Palette buffer $0203E9D0-$0203E9D3 - Flag registers, worked off at $080988E0 $0203E9E0-$0203F39F - (Random Number Table?) Set up in $080BF278 $0203F3A0-$0203F3A3 - (Random Number Index?) Some load index / controller for $0203E9E0-$0203F39F, see $080BF2E0 $0203F3AC - Contains a Timer's Number (#$00-#$03), see $080BFB30 $0203F3B4-$0203F3B7 - Contains a Timer's Reload/Counter register's address (#$04000100, #$04000104...), see $080BFB30 $0203F3CC-§0203F3CF - Contains an address (see $080B7628)