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//gs compatibility fixes (#447)

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frankmilliron 2021-12-29 17:26:00 -08:00 committed by GitHub
parent 3639471c97
commit 4d30023051
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GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 33 additions and 27 deletions
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res/DEMO/AGENT.U.S.A
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res/DEMO/DINO.EGGS
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res/DEMO/FALCONS
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res/DEMO/REPTON
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res/DEMO/THUNDER.BOMBS
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9
src/demo/agent.u.s.a.a
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@ -9,7 +9,6 @@
!source "src/macros.a" !source "src/macros.a"
+READ_RAM2_WRITE_RAM2 +READ_RAM2_WRITE_RAM2
jsr EnableAccelerator
+LOAD_FILE_AT title, $00 +LOAD_FILE_AT title, $00
+READ_ROM_NO_WRITE +READ_ROM_NO_WRITE
@ -19,12 +18,12 @@
ldx #5 ldx #5
- lda $100,x - lda $100,x
sta reset,x sta $300,x
dex dex
bpl - bpl -
sec sec
rol $3F3 ; point to $300 instead rol $3F3 ; point to $300 instead
jsr $FB6F ; reset vector checksum (bank ROM in) jsr $FB6F
lda #$EA lda #$EA
sta $15DD sta $15DD
@ -44,12 +43,8 @@
lda #$D0 lda #$D0
sta $AC64 ; disable sound sta $AC64 ; disable sound
+DISABLE_ACCEL
jmp $837 jmp $837
reset !byte $00,$00,$00,$00,$00,$00
title !byte x_e-x_b title !byte x_e-x_b
x_b !text "X/AGENT.U.S.A/AGENT.U.S.A" x_b !text "X/AGENT.U.S.A/AGENT.U.S.A"
x_e x_e

3
src/demo/dino.eggs.a
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@ -10,7 +10,6 @@
+GAME_REQUIRES_JOYSTICK +GAME_REQUIRES_JOYSTICK
+READ_RAM2_WRITE_RAM2 +READ_RAM2_WRITE_RAM2
jsr EnableAccelerator
;+LOAD_FILE_KEEP_DIR ;+LOAD_FILE_KEEP_DIR
ldx #0 ; read to main memory ldx #0 ; read to main memory
@ -42,8 +41,6 @@
sta $0863 ; disable sound sta $0863 ; disable sound
+DISABLE_ACCEL
jmp $A892 jmp $A892
newpath newpath

3
src/demo/falcons.a
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@ -9,7 +9,6 @@
!source "src/macros.a" !source "src/macros.a"
+READ_RAM2_WRITE_RAM2 +READ_RAM2_WRITE_RAM2
jsr EnableAccelerator
+LOAD_FILE_AT title, $00 +LOAD_FILE_AT title, $00
lda #$60 lda #$60
@ -29,8 +28,6 @@
sta $9FF7+2 sta $9FF7+2
sta $9FDC+2 ; set exits sta $9FDC+2 ; set exits
+DISABLE_ACCEL
jmp $6000 jmp $6000
title !byte x_e-x_b title !byte x_e-x_b

3
src/demo/repton.a
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@ -9,7 +9,6 @@
!source "src/macros.a" !source "src/macros.a"
+READ_RAM2_WRITE_RAM2 +READ_RAM2_WRITE_RAM2
jsr EnableAccelerator
;+LOAD_FILE_KEEP_DIR ;+LOAD_FILE_KEEP_DIR
ldx #0 ; read to main memory ldx #0 ; read to main memory
@ -44,8 +43,6 @@
dex dex
bpl - ; exit at end of demo cycle bpl - ; exit at end of demo cycle
+DISABLE_ACCEL
jmp $0767 jmp $0767
patch1 !byte $10,$13,$4C,$00,$01 patch1 !byte $10,$13,$4C,$00,$01

15
src/demo/thunder.bombs.a
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@ -31,7 +31,7 @@
sta $8819+1 sta $8819+1
lda #>callback lda #>callback
sta $8819+2 sta $8819+2
jsr $87F9 ; load/title jsr $87F9 ; load, show title
lda #$60 lda #$60
sta $7818 sta $7818
@ -63,10 +63,10 @@ callback bit $C000
ldx #$30 ldx #$30
- bit $C055 - bit $C055
lda #$0B lda #$0B
jsr $FCA8 jsr fakewait
bit $C054 bit $C054
lda #$0B lda #$0B
jsr $FCA8 jsr fakewait
bit $C000 bit $C000
bmi exit bmi exit
dey dey
@ -76,6 +76,15 @@ callback bit $C000
jmp $8839 jmp $8839
exit jmp $100 exit jmp $100
fakewait sec
wait1 pha
wait2 sbc #$01
bne wait2
pla
sbc #$01
bne wait1
rts
newpath newpath
!byte 15 !byte 15
!text "X/THUNDER.BOMBS" !text "X/THUNDER.BOMBS"

2
src/prelaunch/agent.u.s.a.a
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@ -7,7 +7,6 @@
!source "src/prelaunch/common.a" !source "src/prelaunch/common.a"
+ENABLE_ACCEL
lda #$60 lda #$60
sta $36D3 sta $36D3
jsr $366D ; decompress jsr $366D ; decompress
@ -21,7 +20,6 @@
rol $3F3 ; point to $300 instead rol $3F3 ; point to $300 instead
jsr $FB6F jsr $FB6F
+DISABLE_ACCEL
jmp $837 jmp $837
!if * > $1C0 { !if * > $1C0 {

3
src/prelaunch/dino.eggs.a
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@ -7,7 +7,6 @@
!source "src/prelaunch/common.a" !source "src/prelaunch/common.a"
+ENABLE_ACCEL
lda #$60 lda #$60
sta $2186 sta $2186
jsr $2100 ; decompress jsr $2100 ; decompress
@ -16,7 +15,7 @@
beq + beq +
lda #$ad lda #$ad
sta $1895 ; patch - don't decrease lives sta $1895 ; patch - don't decrease lives
+ +DISABLE_ACCEL +
jmp $A892 jmp $A892
!if * > $1C0 { !if * > $1C0 {

2
src/prelaunch/falcons.a
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@ -7,7 +7,6 @@
!source "src/prelaunch/common.a" !source "src/prelaunch/common.a"
+ENABLE_ACCEL
lda #$60 lda #$60
sta $3f0b sta $3f0b
jsr $3eba ; decompress jsr $3eba ; decompress
@ -24,7 +23,6 @@
dec $9d19 ; patch - don't decrease lives dec $9d19 ; patch - don't decrease lives
dec $9d06 ; patch - don't decrease lives dec $9d06 ; patch - don't decrease lives
+ +
+DISABLE_ACCEL
jmp $6000 jmp $6000
!if * > $1C0 { !if * > $1C0 {

20
src/prelaunch/thunder.bombs.a
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@ -9,7 +9,13 @@
lda #$60 lda #$60
sta $887F sta $887F
jsr $87F9 ; load/title lda #<fakewait
sta $8823+1
sta $8823+2
lda #>fakewait
sta $8823+2
sta $882B+2 ; fix timing of title screen on //gs
jsr $87F9 ; load, show title
+ENABLE_ACCEL +ENABLE_ACCEL
lda #$60 lda #$60
@ -17,7 +23,8 @@
jsr $7800 ; unpack/setup jsr $7800 ; unpack/setup
lda #0 lda #0
sta $3F2 sta $3F2 ; reset vector
+READ_RAM2_NO_WRITE +READ_RAM2_NO_WRITE
lda MockingboardStuff lda MockingboardStuff
+READ_ROM_NO_WRITE +READ_ROM_NO_WRITE
@ -44,6 +51,15 @@
lda $323 lda $323
jmp $781B jmp $781B
fakewait sec
wait1 pha
wait2 sbc #$01
bne wait2
pla
sbc #$01
bne wait1
rts
!if * > $1C0 { !if * > $1C0 {
!error "code is too large, ends at ", * !error "code is too large, ends at ", *
} }