From 4034a3272f2c9cfc9395803815fddea4747a8e83 Mon Sep 17 00:00:00 2001
From: z_demo_z <>
Date: Thu, 13 Jun 2002 22:19:24 +0000
Subject: [PATCH] Line timing fix

---
 zsnes/src/cpu/regsw.inc | 6 ++++++
 zsnes/src/init.asm      | 6 +++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/zsnes/src/cpu/regsw.inc b/zsnes/src/cpu/regsw.inc
index 3643068a..ec47f180 100644
--- a/zsnes/src/cpu/regsw.inc
+++ b/zsnes/src/cpu/regsw.inc
@@ -1626,6 +1626,12 @@ reg4209w:
 reg420Aw:
     and al,01h
     mov [VIRQLoc+1],al
+    mov bx,[totlines]
+    sub bx,1
+    cmp word[VIRQLoc],bx
+    jb .okvirqpos
+    mov word[VIRQLoc],07FFFh
+.okvirqpos
     cmp byte[HIRQNextExe],1
     je .nohirq
     ret
diff --git a/zsnes/src/init.asm b/zsnes/src/init.asm
index 6e2d4599..f4ee3d94 100644
--- a/zsnes/src/init.asm
+++ b/zsnes/src/init.asm
@@ -356,7 +356,7 @@ NEWSYM cycpb358, db 149  ; 155
 NEWSYM cycpbl2,  db 109  ; percentage left of CPU/SPC to run  (3.58 = 175)
 NEWSYM cycpblt2, db 149  ; percentage of CPU/SPC to run
 NEWSYM writeon, db 0    ; Write enable/disable on snes rom memory
-NEWSYM totlines, dw 262 ; total # of lines
+NEWSYM totlines, dw 263 ; total # of lines
 NEWSYM soundon, db 0    ; Current sound enabled (1=enabled)
 NEWSYM zsmesg,  db 'ZSNES Save State File V0.6',26
 NEWSYM versn,   db 60   ; version #/100
@@ -5563,14 +5563,14 @@ NEWSYM showinfo
     mov al,2
 .nopal2
     mov byte[romispal],0
-    mov word[totlines],262
+    mov word[totlines],263
     mov dword[MsgCount],120
     cmp al,1
     jbe .nopal
     cmp al,0Fh
     je .nopal
     mov byte[romispal],1
-    mov word[totlines],314
+    mov word[totlines],313
     mov dword[MsgCount],100
     mov edx,.romtypep
     mov ah,9