mirror of https://github.com/a2-4am/4cade.git
78 lines
1.6 KiB
Plaintext
78 lines
1.6 KiB
Plaintext
;license:MIT
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;(c) 2022 by qkumba, Frank M.
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!cpu 6502
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!to "build/PRELAUNCH/FLAK.MB",plain
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*=$200
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!source "src/constants.a" ; no code in these
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!source "src/macros.a"
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+GET_MOCKINGBOARD_SLOT
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php
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pha
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bcs yesmb1
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lda #$60
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sta $B95
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sta $BC1
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sta $BE2
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sta $BEE
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sta $C0A
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sta $C76
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sta $D00
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bcc nomb1
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pages !byte 3
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yesmb1
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ldy #$99
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base1 ldx $B00,Y ;find #$C4s
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cpx #$C4
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bne +
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base2 sta $B00,Y ;Replace #$C4 with detected slot
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+ iny
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bne base1
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inc base1+2
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inc base2+2
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dec pages
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bne base1
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nomb1
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+DISABLE_ACCEL
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jsr $800 ; title animation
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+ENABLE_ACCEL
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jsr $AAB3 ; decompress more
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pla
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plp
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bcs yesmb2
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lda #$60
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sta $1E01
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sta $1E2D
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bcc nomb2
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yesmb2
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ldy #5
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- ldx $1E00,Y ;find #$C4s
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cpx #$C4
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bne +
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sta $1E00,Y ;Replace #$C4 with detected slot
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+ iny
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bne -
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nomb2
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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 $1860 ; patch - don't decrease lives
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sta $1E5C ; patch - don't increase lives
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+
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ldx #0
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stx $0B3F
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inx
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stx $0B44 ; reset vector fix
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jsr DisableAccelerator
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+READ_ROM_NO_WRITE
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jmp $800
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