4cade/src/prelaunch/m.i.r.v.a

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;license:MIT
;(c) 2022 by qkumba
!cpu 6502
!to "build/PRELAUNCH.INDEXED/M.I.R.V",plain
*=$106
!source "src/prelaunch/common.a"
+ENABLE_ACCEL
lda #$60
sta $864
jsr $800 ; decompress
+READ_RAM2_NO_WRITE
lda MachineStatus
and #CHEATS_ENABLED
beq +
lda #<callback
sta $313
lda #>callback
sta $314
+
jsr DisableAccelerator
+READ_ROM_NO_WRITE
jmp $8000
callback
jsr $867
lda #$ad
sta $5FD0 ; patch - don't decrease lives
sta $5FF0 ; patch - don't increase lives
rts
!if * > $1C0 {
!error "code is too large, ends at ", *
}