4cade/src/prelaunch/depth.charge.a

30 lines
590 B
Plaintext

;license:MIT
;(c) 2022 by qkumba
!cpu 6502
!to "build/PRELAUNCH.INDEXED/DEPTH.CHARGE",plain
*=$106
!source "src/prelaunch/common.a"
reset
+ENABLE_ACCEL
+NEW_RESET_VECTOR reset
lda #$60
sta $1A6A
jsr $1A00 ; decompress
+READ_RAM2_NO_WRITE
lda MachineStatus
and #CHEATS_ENABLED
beq +
dec $BFB ; patch - don't decrease lives
+
jsr DisableAccelerator
+READ_ROM_NO_WRITE
jmp $D566
!if * > $1C0 {
!error "code is too large, ends at ", *
}