mirror of https://github.com/a2-4am/4cade.git
103 lines
1.9 KiB
Plaintext
103 lines
1.9 KiB
Plaintext
;license:MIT
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;(c) 2022 by qkumba
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!cpu 6502
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!to "build/DEMO/KARATEKA#060200",plain
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*=$200
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!source "src/prelaunch/common.a"
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!source "src/constants.a" ; no code in these
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!source "src/macros.a"
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+READ_RAM2_WRITE_RAM2
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jsr EnableAccelerator
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reset
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+LOAD_FILE_KEEP_DIR karateka, $3FF6, karateka_dir_e-karateka_dir_b
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+READ_ROM_NO_WRITE
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lda #$60
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sta $4013
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jsr $3FF6 ; decompress
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ldx #5
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- lda $100,x
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sta $BF29+return-callback1,x
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dex
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bpl -
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ldx #callback_e-callback_b
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- lda callback_b-1,x
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sta $BF29-1,x
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dex
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bne -
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lda #$AD
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sta $A4A6
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lda #<callback1
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sta $A51C
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lda #>callback1
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sta $A51D
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txa
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jmp $A495
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callback_b !pseudopc $329 {
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callback1
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lda #<callback2
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sta $20F
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lda #>callback2
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sta $210
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jmp $200
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callback2
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jsr $104
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ldx #3-1
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- lda patch,x
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sta $B7EA,x
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sta $B7EF,x
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sta $B80C,x
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sta $B818,x
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dex
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bpl -
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lda #$AD
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sta $D0A
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sta $C59
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sta $C68
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sta $C78
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sta $C8D
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sta $CB9
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sta $D72
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sta $D88
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sta $DDF
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lda #$60
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sta $777F
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ldx #2-1
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- lda patch2,x
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sta $B7FD,x
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sta $D16,x
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sta $B5D8,x
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sta $3F2,x
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dex
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bpl -
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jsr $FB6F
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+DISABLE_ACCEL
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lda #0
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rts
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patch !byte $A9,$00,$EA
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patch2 !word return
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return
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}
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callback_e
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karateka
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!byte karateka_e-karateka_b
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karateka_b
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karateka_dir_b
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!text "X/KARATEKA"
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karateka_dir_e
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!text "/KARATEKA"
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karateka_e
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!if * > $3F0 {
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!error "code is too large, ends at ", *
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}
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