From 7c67adc360829b10d23ba57ce8350994706e11ff Mon Sep 17 00:00:00 2001
From: Sjoerd van der Berg <harekiet@users.sourceforge.net>
Date: Wed, 14 Apr 2004 20:50:50 +0000
Subject: [PATCH] Correctly support 16 bit write again

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1768
---
 src/hardware/gus.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/hardware/gus.cpp b/src/hardware/gus.cpp
index 2184ba51..9c319651 100644
--- a/src/hardware/gus.cpp
+++ b/src/hardware/gus.cpp
@@ -800,7 +800,8 @@ static Bitu read_gus(Bitu port,Bitu iolen) {
 	case 0x303:
 		return myGUS.gRegSelect;
 	case 0x304:
-		return ExecuteReadRegister() & 0xff;
+		if (iolen==2) return ExecuteReadRegister() & 0xffff;
+		else return ExecuteReadRegister() & 0xff;
 	case 0x305:
 		return ExecuteReadRegister() >> 8;
 	case 0x307:
@@ -858,7 +859,8 @@ static void write_gus(Bitu port,Bitu val,Bitu iolen) {
 		myGUS.gRegData = 0;
 		break;
 	case 0x304:
-		myGUS.gRegData = (0xff00 & myGUS.gRegData) | val;
+		if (iolen==2) myGUS.gRegData=val;
+		else myGUS.gRegData = (0xff00 & myGUS.gRegData) | val;
 		ExecuteGlobRegister();
 		break;
 	case 0x305: