4cade/src/prelaunch/cavrns.callisto.a

34 lines
624 B
Plaintext

;license:MIT
;(c) 2020 by qkumba
!cpu 6502
!to "build/PRELAUNCH.INDEXED/CC",plain
*=$106
!source "src/prelaunch/common.a"
+ENABLE_ACCEL
lda #>callback
sta $8D9
lda #<callback
sta $8D8
jmp $800 ; decompress
callback
+GET_MACHINE_STATUS
and #CHEATS_ENABLED
beq +
lda $BFC
cmp #$C6
bne +
lda #$A5
sta $BFC ; patch - don't decrease lives
+
jsr $BD82
+DISABLE_ACCEL
rts
!if * > $1C0 {
!error "code is too large, ends at ", *
}