From: kub <derkub@gmail.com>
Date: Sun, 17 Oct 2021 20:46:12 +0000 (+0200)
Subject: sms, fix core timing
X-Git-Tag: v2.00~464
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c644ce99cd5c662ef9d1d94e874a8343dabdffe9;p=picodrive.git

sms, fix core timing
---

diff --git a/pico/sms.c b/pico/sms.c
index 78fce13b..3f4e80ed 100644
--- a/pico/sms.c
+++ b/pico/sms.c
@@ -404,7 +404,7 @@ void PicoFrameMS(void)
   struct PicoVideo *pv = &Pico.video;
   int is_pal = Pico.m.pal;
   int lines = is_pal ? 313 : 262;
-  int cycles_line = is_pal ? 58020 : 58293; /* (226.6 : 227.7) * 256 */
+  int cycles_line = 228;
   int cycles_done = 0, cycles_aim = 0;
   int skip = PicoIn.skipFrame;
   int lines_vis = 192;
@@ -454,8 +454,8 @@ void PicoFrameMS(void)
     }
 
     cycles_aim += cycles_line;
-    Pico.t.z80c_aim = cycles_aim >> 8;
-    cycles_done += z80_run((cycles_aim - cycles_done) >> 8) << 8;
+    Pico.t.z80c_aim = cycles_aim;
+    cycles_done += z80_run(cycles_aim - cycles_done);
   }
 
   if (PicoIn.sndOut)