mirror of https://github.com/a2-4am/4cade.git
49 lines
903 B
Plaintext
49 lines
903 B
Plaintext
;license:MIT
|
|
;(c) 2020 by qkumba
|
|
|
|
!cpu 6502
|
|
!to "build/PRELAUNCH.INDEXED/EVOLUTION",plain
|
|
*=$106
|
|
|
|
!source "src/prelaunch/common.a"
|
|
|
|
jmp +
|
|
|
|
cheat
|
|
pha
|
|
jsr $BB01
|
|
pla
|
|
tax
|
|
lda cheat_lo-1,x
|
|
sta cheat_patch+1
|
|
lda cheat_hi-1,x
|
|
sta cheat_patch+2
|
|
lda #$A5
|
|
cheat_patch
|
|
sta $d1d1 ; patch - don't decrease lives
|
|
rts
|
|
|
|
cheat_lo !byte $0E, $C7, $3A, $64, $48, $36
|
|
cheat_hi !byte $0A, $0A, $0B, $0A, $0B, $0B
|
|
|
|
+
|
|
+ENABLE_ACCEL
|
|
lda #$60
|
|
sta $870
|
|
jsr $800 ; decompress
|
|
|
|
+GET_MACHINE_STATUS
|
|
and #CHEATS_ENABLED
|
|
beq +
|
|
lda #<cheat
|
|
sta $BA02
|
|
lda #>cheat
|
|
sta $BA03
|
|
+
|
|
+DISABLE_ACCEL
|
|
jmp $6000
|
|
|
|
!if * > $1C0 {
|
|
!error "code is too large, ends at ", *
|
|
}
|