Merge branch 'main' into overworld_kara

This commit is contained in:
2021-10-30 16:38:09 -07:00
2 changed files with 1 additions and 100 deletions

View File

@@ -377,8 +377,7 @@ warnpc $B08000
;$31 Graphics Bank
;$32 Text Bank
;$33 Graphics Bank
;$37 Don't Use ZSNES Graphics
;$38 Don't Use ZSNES Graphics (continued)
;$36 reserved for Enemizer
;$3A reserved for downstream use
;$3B reserved for downstream use
;$3F reserved for internal debugging

View File

@@ -11,104 +11,6 @@ CheckZSNES:
LDA #$01FF : TCS ; thing we wrote over - initialize stack
JML.l ReturnCheckZSNES
.zsnes
; Set up video mode
SEP #$30 ; X,Y,A are 8 bit numbers
LDA #$80 ; screen off
STA $2100 ; brightness + screen enable register
LDA #$03
STA $2105 ; video mode 3, 8x8 tiles, 256 color BG1, 16 color BG2
STZ $2106 ; noplanes, no mosaic, = Mosaic register
LDA #$01
STA $210B ; Set BG1 tile data offset to $2000
STZ $210D ; Plane 0 scroll x (first 8 bits)
STZ $210D ; Plane 0 scroll x (last 3 bits) #$0 - #$07ff
LDA #$01
STA $212C ; Enable BG1
LDA #$FF
STA $210E ; Set BG1 scroll register
STA $210E
STZ $212E ; Window mask for Main Screen
STZ $212F ; Window mask for Sub Screen
LDA #$30
STA $2130 ; Color addition & screen addition init setting
STZ $2131 ; Add/Sub sub designation for screen, sprite, color
LDA #$E0
STA $2132 ; color data for addition/subtraction
STZ $2133 ; Screen setting (interlace x,y/enable SFX data)
STZ $4200 ; Disable V-blank, interrupt, Joypad register
REP #$10
; Load tilemap and tile data
STZ $2116
LDA #$0C
STA $2107 ; Set BG1 tilemap offset to $1800 and size to 32x32
STA $2117 ; VRAM write address $1800
LDA #$80
STA $2115 ; VRAM single word transfer, word increment
LDX #$1801
STX $4300 ; DMA destination: VMDATAL/VMDATAH, fixed source
LDX.w #ZSNES_TileMap
STX $4302 ; Low DMA source address
LDA.b #ZSNES_TileMap>>16
STA $4304 ; High DMA source address
LDX.w #$800
STX $4305 ; Transfer 2048 bytes
LDA #$01
STA $420B ; Start DMA transfer
LDX.w #ZSNES_Tiles
STX $4302 ; Low DMA source address
LDA.b #ZSNES_Tiles>>16
STA $4304 ; High DMA source address
LDX.w #$8000
STX $4305 ; Transfer 32768 bytes
LDA #$01
STA $420B ; Start DMA transfer
LDX.w #$8000
STX $4302 ; Low DMA source address
LDA.b #$38 ; (ZSNES_Tiles>>16)+1
STA $4304 ; High DMA source address
LDX.w #$6040
STX $4305 ; Transfer 24640 bytes
LDA #$01
STA $420B ; Start DMA transfer
; Load CGRAM via DMA transfer
STZ $2121 ; Start at color 0
LDX #$2200
STX $4300 ; DMA destination: CGDATA, byte increment
LDX.w #ZSNES_Palette
STX $4302 ; Low DMA source address
LDA.b #ZSNES_Palette>>16
STA $4304 ; High DMA source address
LDX #$0200
STX $4305 ; Transfer 512 bytes
LDA #$01
STA $420B ; Start DMA transfer
LDA #$0F ; screen on, full brightness
STA $2100 ; brightness + screen enable register
STP ; !
;--------------------------------------------------------------------------------
;@ pushpc
;@ check bankcross off
org $378000
ZSNES_Tiles:
incbin zsnes_tiles.bin
ZSNES_TileMap:
incbin zsnes_tilemap.bin
ZSNES_Palette:
incbin zsnes_pal.bin
;@ check bankcross on
;@ pullpc