mirror of https://github.com/a2-4am/4cade.git
49 lines
1020 B
Plaintext
Executable File
49 lines
1020 B
Plaintext
Executable File
;license:MIT
|
|
;(c) 2019, 2022, 2024 by qkumba/Frank M.
|
|
|
|
!cpu 6502
|
|
!to "build/PRELAUNCH.INDEXED/STELLAR.7",plain
|
|
*=$106
|
|
|
|
!source "src/prelaunch/common.a"
|
|
|
|
lda #$60
|
|
sta $336
|
|
jsr $300
|
|
+USES_TEXT_PAGE_2
|
|
+ENABLE_ACCEL
|
|
lda #$60
|
|
sta $863
|
|
jsr $800 ; unpack
|
|
|
|
lda #0
|
|
sta $AE2A
|
|
lda #1
|
|
sta $AE2C
|
|
lda #$A4
|
|
sta $AE28 ; reset vector patch
|
|
|
|
+READ_RAM2_NO_WRITE
|
|
lda MachineStatus
|
|
and #CHEATS_ENABLED
|
|
beq +
|
|
lda #<callback
|
|
sta $AE71
|
|
lda #>callback
|
|
sta $AE72
|
|
+
|
|
jsr DisableAccelerator
|
|
+READ_ROM_NO_WRITE
|
|
jmp $AE27
|
|
|
|
callback
|
|
jsr $AF60
|
|
lda #$AD
|
|
sta $80D8 ; patch - don't decrease fuel
|
|
sta $8095 ; patch - don't increase damage
|
|
jmp $A440
|
|
|
|
!if * > $1C0 {
|
|
!error "code is too large, ends at ", *
|
|
}
|