2019-10-11 14:28:30 +00:00
|
|
|
;license:MIT
|
|
|
|
;(c) 2019 by 4am
|
|
|
|
|
|
|
|
!cpu 6502
|
|
|
|
!to "build/PRELAUNCH/XEVIOUS",plain
|
|
|
|
*=$106
|
|
|
|
|
|
|
|
!source "src/prelaunch/common.a"
|
|
|
|
|
|
|
|
+ENABLE_ACCEL
|
|
|
|
+GET_MACHINE_STATUS
|
|
|
|
and #CHEATS_ENABLED
|
|
|
|
sta patch2+1
|
|
|
|
lda #<patch1
|
|
|
|
sta $35E4
|
|
|
|
lda #>patch1
|
|
|
|
sta $35E5
|
|
|
|
jmp $34AA ; decompress 1
|
2019-12-30 04:34:18 +00:00
|
|
|
|
|
|
|
reset
|
|
|
|
+READ_ROM_NO_WRITE
|
|
|
|
jmp $FAA6
|
|
|
|
|
2019-10-11 14:28:30 +00:00
|
|
|
patch1
|
|
|
|
+DISABLE_ACCEL
|
|
|
|
lda #<patch2
|
|
|
|
sta $ACE8
|
|
|
|
lda #>patch2
|
|
|
|
sta $ACE9
|
|
|
|
jmp $AC48 ; decompress 2
|
|
|
|
patch2
|
|
|
|
lda #0 ; SMC
|
|
|
|
beq +
|
|
|
|
; lives in $602B
|
|
|
|
lda #$AD
|
|
|
|
sta $6414 ; patch - don't decrease lives
|
|
|
|
sta $6A8C ; patch - don't increase lives
|
|
|
|
sta $750D ; patch - don't increase lives
|
|
|
|
sta $894F ; patch - don't increase lives
|
|
|
|
+
|
2019-12-30 04:34:18 +00:00
|
|
|
lda #<reset
|
|
|
|
sta $FFFC
|
|
|
|
lda #>reset
|
|
|
|
sta $FFFD
|
2019-10-11 14:28:30 +00:00
|
|
|
jmp $0600
|
2019-12-13 05:51:54 +00:00
|
|
|
|
|
|
|
!if * > $1C0 {
|
|
|
|
!error "code is too large, ends at ", *
|
|
|
|
}
|