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Prepare to create the intro scene

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This commit is contained in:
Jonatan Nilsson 2019-06-21 13:34:11 +00:00
parent 6e9bfd3feb
commit 29d3438c1c
7 changed files with 37 additions and 7 deletions
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2
compile.bat
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@ -16,7 +16,7 @@ IF %ERRORLEVEL% NEQ 0 (
ECHO.
ECHO Linking main.o
ECHO rgblink -o test.gb -m test.map -n test.sym main.o
ECHO rgblink -d -o test.gb -m test.map -n test.sym main.o
C:\Users\jonatan.SAMSYN\Documents\gb\tools\compiler\rgblink -o test.gb -m test.map -n test.sym main.o

3
game/game.asm
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@ -1,3 +1,6 @@
; Include our worlds
INCLUDE "worlds/intro.asm"
INCLUDE "game/text.asm"
INCLUDE "game/controller.asm"

32
main.asm
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@ -14,14 +14,34 @@ SECTION "Interruptp1thru4", ROM0[$0060]
reti
SECTION "Header", ROM0[$100]
EntryPoint: ;
; Game code starts here
; $0100
ei ; Simple nop ; di ; Disable interrupts for now
jp Start ; Leave this tiny space
REPT $150 - $104
db 0
ENDR
; $0104 - Nintendo logo
db $CE,$ED,$66,$66,$CC,$0D,$00,$0B,$03,$73,$00,$83,$00,$0C,$00,$0D
db $00,$08,$11,$1F,$88,$89,$00,$0E,$DC,$CC,$6E,$E6,$DD,$DD,$D9,$99
db $BB,$BB,$67,$63,$6E,$0E,$EC,$CC,$DD,$DC,$99,$9F,$BB,$B9,$33,$3E
; $0134 - Game Title
db "GAMEBOYGAME", $00, $00, $00, $00, $00
; $0144 - New Licensee code
db $00, $00
; $0146 - SGB Flag
db $00
; $0147 - Cartridge Type (http://gbdev.gg8.se/wiki/articles/The_Cartridge_Header#0147_-_Cartridge_Type)
db $00
; $0148 - ROM Size (http://gbdev.gg8.se/wiki/articles/The_Cartridge_Header#0148_-_ROM_Size)
db $00 ; 32 KByte
; $0149 - RAM Size
db $00
; $014A - Destination Code
db $01
; $014B - Old Licensee code
db $33
; $014C - Mask ROM Version number
db $00
; $014D - $014F - Checksums
db $00, $00, $00
SECTION "Intro code", ROM0

BIN
main.o
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BIN
test.gb
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4
test.map
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@ -49,6 +49,10 @@ ROM Bank #0 (HOME):
$1280 = Page1End
SLACK: $2CB5 bytes
ROM Bank #1:
SECTION: $4000 ($0 bytes) ["rom1_intro"]
EMPTY
WRAM Bank #0:
SECTION: $C0A1-$C0A9 ($0009 bytes) ["ram_textwriter"]
$C0A3 = textwriter_posx

3
worlds/intro.asm Normal file
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@ -0,0 +1,3 @@
SECTION "rom1_intro", ROMX[$4000],BANK[1]
; Intro cutscene
db ""