mirror of https://github.com/a2-4am/4cade.git
75 lines
1.4 KiB
Plaintext
75 lines
1.4 KiB
Plaintext
;license:MIT
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;(c) 2022 by qkumba
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!cpu 6502
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!to "res/DEMO/AXIS.ASSASSIN",plain
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*=$300
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!source "src/constants.a" ; no code in these
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!source "src/macros.a"
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+READ_RAM2_WRITE_RAM2
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jsr EnableAccelerator
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+LOAD_FILE_AT axis_assassin, $3EB1
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+READ_ROM_NO_WRITE
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lda #$84
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sta $3ECC
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lda #$70
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sta $3ED0
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lda #$17
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sta $3EDC
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lda #$60
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sta $3f06
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jsr $3eb1 ; decompress
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lda #$4C
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sta $5B2E
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sta $701C
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sta $5D5B
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ldx #0
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stx $5DF4
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stx $5CD8
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stx $5E09
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stx $701D
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inx
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stx $5B30 ; reset vector patch
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stx $5DF5
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stx $5CD9
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stx $5E0A
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stx $701E
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stx $5D5D
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lda #$24
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sta $5D24
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lda #$D0
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sta $5D14
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lda #$20
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sta $5D41
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lda #<callback
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sta $5D42
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lda #>callback
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sta $5D43
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lsr $5CBA
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+DISABLE_ACCEL
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jmp $5c00
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counter !byte 5
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callback
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sta $C010
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dec counter
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bpl +
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jmp $100
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+ rts
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axis_assassin
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!byte axis_assassin_e-axis_assassin_b
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axis_assassin_b
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!text "X/AXIS.ASSASSIN/AXIS.ASSASSIN"
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axis_assassin_e
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!if * > $3F0 {
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!error "code is too large, ends at ", *
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}
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