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combine and simplify bademu patchers

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4am 2021-06-20 17:36:10 -04:00
parent f1ad04d2dc
commit cee6753852
2 changed files with 15 additions and 54 deletions
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34
src/patchers/t00_bademu.a
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@ -7,33 +7,29 @@
; (AppleWin, older versions of MAME) ; (AppleWin, older versions of MAME)
; so we patch it for compatibility ; so we patch it for compatibility
; ;
; tested on ; variant 1:
; - Dino Dig (Troll Associates) ; - Dino Dig (Troll Associates)
; - Make A Face (Troll Associates) ; - Make A Face (Troll Associates)
; - Let's Go There: Beginning Map and Geography Skills (Troll Associates) ; - Let's Go There: Beginning Map and Geography Skills (Troll Associates)
;
; variant 2:
; - Dinosaur Days (Pelican Software)
;------------------------------- ;-------------------------------
!zone { T00_BADEMU
; gTrack = 0 ; gTrack = 0
; Caller found DOS 3.3 RWTS ; Caller found DOS 3.3 RWTS
lda #$03 ldy #$05
ldx #$4F jsr SearchTrack
ldy #$11
jsr compare ; and T00,S03,$4F ==
!byte $BD,$8C,$C0; LDA $C08C,X
!byte $10,$FB ; BPL -$FB
!byte $C9,$D5 ; CMP #$D5
!byte $D0,$F0 ; BNE -$F0
!byte $EA ; NOP
!byte $BD,$8C,$C0; LDA $C08C,X !byte $BD,$8C,$C0; LDA $C08C,X
!byte $C9,$D5 ; CMP #$D5 !byte $C9,$D5 ; CMP #$D5
!byte $F0,$12 ; BEQ +$12 bcs + ; passport-test-suite/Beginning Map and Geography Skills.woz [C=0] matches
bcs .exit ; passport-test-suite/Beginning Map and Geography Skills.woz [C=0] matches ; passport-test-suite/Dinosaur Days.woz [C=0] matches at a different offset
jsr PrintByID jsr PrintByID
!byte s_d5timing !byte s_d5timing
ldx #$58 inx
ldy #$02 inx
jsr modify ; then set T00,S03,$58 = ldy #$01
!byte $F0,06 ; BEQ +$06 jsr modify ; then change $C0 to $BF to avoid hitting softswitch
.exit !byte $BF
} +

35
src/patchers/t00_bademu2.a
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@ -1,35 +0,0 @@
;-------------------------------
; #BADEMU2
; RWTS checks for timing bit by
; checking if data latch is still
; $D5 after waiting "too long"
; but this confuses legacy emulators
; (AppleWin, older versions of MAME)
; so we patch it for compatibility
;
; tested on
; - Dinosaur Days
;-------------------------------
!zone {
; gTrack = 0
; Caller found DOS 3.3 RWTS
lda #$03
ldx #$4F
ldy #$11
jsr compare ; and T00,S03,$4F ==
!byte $BD,$8C,$C0; LDA $C08C,X
!byte $10,$FB ; BPL -$FB
!byte $4A ; LSR
!byte $C9,$6A ; CMP #$6A
!byte $D0,$EF ; BNE -$EF
!byte $BD,$8C,$C0; LDA $C08C,X
!byte $C9,$D5 ; CMP #$D5
!byte $F0,$12 ; BEQ +$12
bcs .exit ; passport-test-suite/Dinosaur Days.woz [C=0] matches
ldx #$59
ldy #$02
jsr modify ; then set T00,S03,$59 =
!byte $F0,$05 ; BEQ +$05
.exit
}