From 47592a4e762f0089a1217612567fa6fd2fa2a536 Mon Sep 17 00:00:00 2001
From: Jukka Heinonen <jhei@iki.fi>
Date: Sun, 11 May 2003 03:30:02 +0000
Subject: [PATCH] Make ioport instruction emulation call winedos handlers.

---
 msdos/ioports.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/msdos/ioports.c b/msdos/ioports.c
index f0e237ba35e..f02e6aae7cb 100644
--- a/msdos/ioports.c
+++ b/msdos/ioports.c
@@ -314,7 +314,9 @@ DWORD IO_inport( int port, int size )
 #endif
 
     /* first give the DOS VM a chance to handle it */
-    if (Dosvm.inport && Dosvm.inport( port, size, &res )) return res;
+    if (Dosvm.inport || DPMI_LoadDosSystem())
+        if (Dosvm.inport( port, size, &res )) 
+            return res;
 
     switch (port)
     {
@@ -436,7 +438,9 @@ void IO_outport( int port, int size, DWORD value )
 #endif
 
     /* first give the DOS VM a chance to handle it */
-    if (Dosvm.outport && Dosvm.outport( port, size, value )) return;
+    if (Dosvm.outport || DPMI_LoadDosSystem())
+        if (Dosvm.outport( port, size, value )) 
+            return;
 
     switch (port)
     {