This commit is contained in:
4am 2022-05-05 20:24:47 -04:00
commit 604f8afb68
4 changed files with 56 additions and 6 deletions

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@ -45,7 +45,7 @@
0000,ARCHON.II=Archon II
1000,ARCTIC.FOX=Arctic Fox
0001,AA=Ardy the Aardvark
1000,ARENA=Arena
1001,ARENA=Arena
0000,ARGOS=Argos
1001,ARKANOID=Arkanoid
1000,ARTESIANS=Artesians
@ -60,7 +60,7 @@
0000,BY=Bats in the Belfry
0001,BATTLE.CRUISER=Battle Cruiser
0001,BATTLEZONE=Battlezone
0000,BEACH.LANDING=Beach Landing
0001,BEACH.LANDING=Beach Landing
0000,B1=Beach-Head
0000,B2=Beach-Head II
0001,BEER.RUN=Beer Run
@ -86,7 +86,7 @@
1001,BUBBLE.BOBBLE=Bubble Bobble
0001,BR=Buck Rogers: Planet of Zoom
0001,BUG.ATTACK=Bug Attack
0000,BUG.BATTLE=Bug Battle
0001,BUG.BATTLE=Bug Battle
0003,BU=BurgerTime
0001,BUZZARD.BAIT=Buzzard Bait
0000,CV=C'est La Vie

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@ -1,5 +1,5 @@
;license:MIT
;(c) 2021 by Frank M.
;(c) 2021-2022 by Frank M., qkumba
!cpu 6502
!to "build/PRELAUNCH.INDEXED/ARENA",plain
@ -11,7 +11,16 @@
lda #$60
sta $9490
jsr $6000 ; decompress
+DISABLE_ACCEL
+READ_RAM2_NO_WRITE
lda MachineStatus
and #CHEATS_ENABLED
beq +
lda #$ad
sta $1713 ; patch - don't decrease lives
sta $173B ; patch - don't decrease lives
+
jsr DisableAccelerator
+READ_ROM_NO_WRITE
jmp $80D ; skip changing the reset vector

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@ -1,5 +1,5 @@
;license:MIT
;(c) 2021 by qkumba
;(c) 2021-2022 by qkumba
!cpu 6502
!to "build/PRELAUNCH.INDEXED/BEACH.LANDING",plain
@ -44,9 +44,22 @@ skip
sta $B7B8
lda #>callback
sta $B7B9
lda #<callback2
sta $B733
lda #>callback2
sta $B734
+DISABLE_ACCEL
jmp $B700
callback2
+GET_MACHINE_STATUS
and #CHEATS_ENABLED
beq +
lda #$a5
sta $995 ; patch - don't decrease lives
+
jmp $800
!if * > $1C0 {
!error "code is too large, ends at ", *
}

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@ -0,0 +1,28 @@
;license:MIT
;(c) 2022 by qkumba
!cpu 6502
!to "build/PRELAUNCH.INDEXED/BUG.BATTLE",plain
*=$106
!source "src/prelaunch/common.a"
+ENABLE_ACCEL
lda #$60
sta $9468
jsr $6400 ; decompress
+READ_RAM2_NO_WRITE
lda MachineStatus
and #CHEATS_ENABLED
beq +
lda #$bd
sta $78F2 ; patch - don't decrease lives
+
jsr DisableAccelerator
+READ_ROM_NO_WRITE
jmp $447
!if * > $1C0 {
!error "code is too large, ends at ", *
}