Merge pull request #2 from peterferrie/master

support Dragon's Keep (sierra) variant, fix stack corruption bug
2025-01-11 01:29:56 +00:00 · 2017-01-27 11:30:18 -05:00 · 2017-01-27 11:30:18 -05:00 · c3689aa5a4
commit c3689aa5a4
parent b614f2d4bc 0f4978df02
3 changed files with 12 additions and 6 deletions
--- a/src/id/jsr8b3.a
+++ b/src/id/jsr8b3.a
@ -73,7 +73,5 @@ B8b3     sta   T02,y
         sta   $083F
         sta   $0842
         sta   $0845
-         pla
-         plp
         jmp   $0801
 }
--- a/src/id/mecc.a
+++ b/src/id/mecc.a
@ -123,8 +123,6 @@ foundmeccm8
         ldy   #$A3
         lda   (modsrc),y
         sta   $B8FC
-         pla
-         plp
         jmp   ADStyle
 }

@ -228,7 +226,5 @@ foundmeccm7
         ldy   #$2A
         lda   (modsrc),y
         sta   $B8FC
-         pla
-         plp
         jmp   ADStyle
 }
--- a/src/patchers/sierra.a
+++ b/src/patchers/sierra.a
@ -107,6 +107,18 @@ _sierra
         ldy   #$01
         jsr   modify
         !byte $60
+        ldy   #17
+         jsr   SearchTrack
+         !byte $48,$8A,$48,$98,$48,$20,$3D,$9B,$68,$A8,$68,$AA,$68,$28,$6C,$36,$00
+         bcs   +
+         inx
+         inx
+         inx
+         inx
+         inx
+         ldy   #$01
+         jsr   modify
+         !byte $2C
 +        jmp   .exit
 .foundsierra
         !byte $00