mirror of https://github.com/a2-4am/4cade.git
51 lines
981 B
Plaintext
51 lines
981 B
Plaintext
;license:MIT
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;(c) 2019-2020 by 4am, qkumba
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!cpu 6502
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!to "build/PRELAUNCH.INDEXED/PITFALL.II",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 $3D34
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jsr $0800 ; decompress
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+RESET_VECTOR reset
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lda #$4C
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sta $2DF5
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sta $2E06
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lda #<callback1
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sta $2DF6
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lda #>callback1
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sta $2DF7
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lda #<callback2
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sta $2E07
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lda #>callback2
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sta $2E08
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+DISABLE_ACCEL
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jmp $6000 ;612A copies pages 2E & 2F to AE & AF for final location
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reset
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+READ_RAM2_NO_WRITE
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jmp ($FFFC)
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callback1
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sec
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sbc #8
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cmp #2
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bcc +
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- jmp $AE0A
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+ jmp $ADF9
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callback2
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sec
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sbc #8
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cmp #2
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bcs -
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jmp $AE21
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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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