mirror of https://github.com/a2-4am/4cade.git
64 lines
1.2 KiB
Plaintext
64 lines
1.2 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/BRUCE.LEE",plain
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*=$106
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!source "src/prelaunch/common.a"
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+READ_RAM2_NO_WRITE
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jsr EnableAccelerator
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lda #$2c
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sta $bb8
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lda #<callback
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sta $bb6
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lda #>callback
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sta $bb7
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ldx #<cheat2
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lda MachineStatus
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and #CHEATS_ENABLED
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beq +
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ldx #<cheat1
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+ stx $bec
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lda #>cheat1
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sta $bed
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ldx #cheat_e - cheat
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- lda cheat - 1, x
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sta <(cheat1 - 1), x
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dex
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bne -
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bit MachineStatus
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bvs +
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lda #$82
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sta <(lcpatch + 1)
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+
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+READ_ROM_NO_WRITE
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jmp $900
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callback
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+DISABLE_ACCEL
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jsr $6000
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jsr $7f8
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+READ_RAM2_NO_WRITE
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jsr EnableAccelerator
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+READ_RAM1_WRITE_RAM1
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rts
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cheat !pseudopc $cf {
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cheat1
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lda #$2c
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sta $8a7e
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cheat2
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lda $c083
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jsr DisableAccelerator
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lcpatch
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lda $c08b
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jmp $3800
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}
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cheat_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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