From: Jack Lange <jarusl@cs.northwestern.edu>
Date: Thu, 27 Aug 2009 23:31:36 +0000 (-0500)
Subject: added write protect flag to realmode CR0, to enable memory hooks
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=commitdiff_plain;h=23bb96e0a0572322649a4a7d74c52b248064b2ba

added write protect flag to realmode CR0, to enable memory hooks
---

diff --git a/palacios/src/palacios/svm.c b/palacios/src/palacios/svm.c
index 37f509c..490e342 100644
--- a/palacios/src/palacios/svm.c
+++ b/palacios/src/palacios/svm.c
@@ -124,7 +124,8 @@ static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info *vm_info) {
 
     vm_info->vm_regs.rdx = 0x00000f00;
 
-    guest_state->cr0 = 0x60000010;
+
+    guest_state->cr0 = 0x60010010; // Set the WP flag so the memory hooks work in real-mode
 
 
     guest_state->cs.selector = 0xf000;