From 40a4d72267bf344805faa5f3b957f066603946fd Mon Sep 17 00:00:00 2001
From: Sjoerd van der Berg <harekiet@users.sourceforge.net>
Date: Tue, 3 Jun 2003 18:06:53 +0000
Subject: [PATCH] Some more 0x0f prefixed instructions related to protected
 mode.

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1040
---
 src/cpu/core_16/prefix_of.h | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/src/cpu/core_16/prefix_of.h b/src/cpu/core_16/prefix_of.h
index 21c1d46e..55450955 100644
--- a/src/cpu/core_16/prefix_of.h
+++ b/src/cpu/core_16/prefix_of.h
@@ -97,12 +97,38 @@ switch(Fetchb()) {
 			}
 		}
 		break;
+	case 0x20:												/* MOV Rd.CRx */
+		{
+			GetRM;
+			Bitu which=(rm >> 3) & 7;
+			if (rm >= 0xc0 ) {
+				GetEArd;
+				*eard=CPU_GET_CRX(which);
+			} else {
+				GetEAa;
+				LOG(LOG_CPU,LOG_ERROR)("MOV XXX,CR%d with non-register",which);
+			}
+		}
+		break;
+	case 0x22:												/* MOV CRx,Rd */
+		{
+			GetRM;
+			Bitu which=(rm >> 3) & 7;
+			if (rm >= 0xc0 ) {
+				GetEArd;
+				if (!CPU_SET_CRX(which,*eard)) goto decode_end;
+			} else {
+				GetEAa;
+				LOG(LOG_CPU,LOG_ERROR)("MOV CR%,XXX with non-register",which);
+			}
+		}
+		break;
 	case 0x23:												/* MOV DRx,Rd */
 		{
 			GetRM;
 			Bitu which=(rm >> 3) & 7;
 			if (rm >= 0xc0 ) {
-				GetEArw;
+				GetEArd;
 			} else {
 				GetEAa;
 				LOG(LOG_CPU,LOG_ERROR)("MOV DR%,XXX with non-register",which);