----------------------------------------------------------------------
Patch name: patch.MOV_CdRd-v86-ams
Author: Martin Str|mberg
Date: August 10th, 2002

Detailed description:
 This patch adds MOV_CdRd handling in v8086 mode

Patch was created with:
  cvs diff -u
Apply patch to what version:
  cvs checked out on August 10th, 2002
Instructions:
  To patch, go to main bochs directory.
  Type "patch -p0 < THIS_PATCH_FILE".
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Index: cpu/proc_ctrl.cc
===================================================================
RCS file: /cvsroot/bochs/bochs/cpu/proc_ctrl.cc,v
retrieving revision 1.24
diff -u -r1.24 proc_ctrl.cc
--- cpu/proc_ctrl.cc	1 Aug 2002 07:23:11 -0000	1.24
+++ cpu/proc_ctrl.cc	10 Aug 2002 11:57:36 -0000
@@ -366,7 +366,7 @@
   Bit16u msw;
   Bit32u cr0;
 
-  if (v8086_mode()) BX_PANIC(("proc_ctrl: v8086 mode unsupported"));
+  if (v8086_mode()) BX_PANIC(("proc_ctrl: LMSW in v8086 mode unsupported"));
 
   if ( protected_mode() ) {
     if ( CPL != 0 ) {
@@ -448,7 +448,7 @@
   Bit32u val_32;
 
 
-  if (v8086_mode()) BX_PANIC(("proc_ctrl: v8086 mode unsupported"));
+/*  if (v8086_mode()) BX_PANIC(("proc_ctrl: MOV_CdRd in v8086 mode unsupported"));*/
 
   /* NOTES:
    *   32bit operands always used
@@ -463,7 +463,7 @@
 
   invalidate_prefetch_q();
 
-  if (protected_mode() && CPL!=0) {
+  if ((protected_mode() || v8086_mode()) && CPL!=0) {
     BX_PANIC(("MOV_CdRd: CPL!=0"));
     /* #GP(0) if CPL is not 0 */
     exception(BX_GP_EXCEPTION, 0, 0);
@@ -531,7 +531,7 @@
 #else
   Bit32u val_32;
 
-  if (v8086_mode()) BX_PANIC(("proc_ctrl: v8086 mode unsupported"));
+/*  if (v8086_mode()) BX_PANIC(("proc_ctrl: MOV_RdCd in v8086 mode unsupported"));*/
 
   /* NOTES:
    *   32bit operands always used
@@ -544,9 +544,8 @@
     BX_PANIC(("MOV_RdCd(): rm field not a register!"));
     }
 
-  if (protected_mode() && CPL!=0) {
-//    BX_PANIC(("MOV_RdCd: CPL!=0"));
-    /* #GP(0) if CPL is not 0 */
+  if ((protected_mode() || v8086_mode()) && CPL!=0) {
+    BX_INFO(("MOV_RdCd: CPL!=0"));
     exception(BX_GP_EXCEPTION, 0, 0);
     return;
     }
@@ -633,7 +632,7 @@
   Bit16u base_15_0, limit;
   Bit8u  base_23_16, access;
 
-  if (v8086_mode()) BX_PANIC(("proc_ctrl: v8086 mode unsupported"));
+  if (v8086_mode()) BX_PANIC(("proc_ctrl: LOADALL in v8086 mode unsupported"));
 
 #if BX_CPU_LEVEL > 2
   BX_PANIC(("loadall: not implemented for 386"));