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58 lines
1.1 KiB
Plaintext
58 lines
1.1 KiB
Plaintext
;license:MIT
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;(c) 2021-2022 by qkumba
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!cpu 6502
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!to "build/PRELAUNCH.INDEXED/ZOO.MASTER",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 $60A4
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jsr $6000 ; decompress
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+RESET_VECTOR_HALF $100
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lda #$60
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sta $89F
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jsr $800 ; decompress more
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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 #<callback
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sta $48A0
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lda #>callback
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sta $48A1
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+
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jsr DisableAccelerator
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lda MockingboardStuff
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+READ_ROM_NO_WRITE
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bmi +
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jmp $8C0
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callback
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jsr $4800
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lda #$AD
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sta $135E ; patch - don't decrease lives
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rts
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+
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and #7
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ora #$C0
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ldx #0
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- ldy $9A00, x
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cpy #$C4
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bne +
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sta $9A00, x
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+ ldy $9B00, x
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cpy #$C4
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bne +
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sta $9B00, x
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+ inx
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bne -
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jmp $8C8
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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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