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44 lines
854 B
Plaintext
44 lines
854 B
Plaintext
;license:MIT
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;(c) 2022 by qkumba
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!cpu 6502
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!to "build/PRELAUNCH.INDEXED/KARATEKA",plain
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*=$106
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!source "src/prelaunch/common.a"
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+ENABLE_ACCEL
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lda #$60
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sta $4013
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jsr $3FF6 ; decompress
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ldx #callback_e-callback_b
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- ldy callback_b-1,x
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sty $60-1,x
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dex
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bne -
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ldy #<callback
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sty $A51C
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ldy #>callback
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sty $A51D
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jmp $A495
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callback_b !pseudopc $1460 {
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callback
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+READ_RAM2_NO_WRITE
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lda MachineStatus
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and #CHEATS_ENABLED
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beq +
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lda #$a5
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sta $BC9 ; patch - don't decrease lives
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+
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jsr DisableAccelerator
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+READ_ROM_NO_WRITE
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jmp $200
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}
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callback_e
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!if * > $1C0 {
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!error "code is too large, ends at ", *
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}
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