mirror of https://github.com/a2-4am/4cade.git
57 lines
1.3 KiB
Plaintext
57 lines
1.3 KiB
Plaintext
;license:MIT
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;(c) 2019-2020 by qkumba
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!cpu 6502
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!to "build/PRELAUNCH.INDEXED/LANCASTER",plain
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*=$106
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!source "src/prelaunch/common.a"
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lda #<cheat
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sta $10da
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lda #>cheat
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sta $10db
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jmp $1000
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cheat
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+GET_MOCKINGBOARD_SLOT_AND_MACHINE_STATUS
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and #CHEATS_ENABLED
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beq mbslot
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; lives in $0ED7
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lda #$ad
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sta $1661
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sta $1476
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mbslot
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bcs +
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lda #$60
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sta $16A1 ; no MB, don't write to random slot
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sta $671A ; no MB, don't write to random slot
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lda #$4C
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sta $67D6 ; no MB, don't write to random slot
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lda #$48
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sta $12A5 ; no MB, don't write to random slot
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bne skipmb
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+ cpx #$C4
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beq skipmb
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stx $6609 ; Replace #$C4 with configured slot
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txa
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ldy #00
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- ldx $16AD,Y ; Find #$C4s
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cpx #$C4
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bne +
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sta $16AD,Y ; Replace #$C4 with configured slot
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+ ldx $6720,Y ; Find #$C4s
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cpx #$C4
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bne +
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sta $6720,Y ; Replace #$C4 with configured slot
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+ iny
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bne -
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skipmb
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jmp $1000
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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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