From: Jack Lange <jarusl@cs.northwestern.edu>
Date: Sat, 14 Feb 2009 00:18:00 +0000 (-0600)
Subject: fixed Syscall enable flag in efer
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=commitdiff_plain;h=9d020f5ec16f13012fb1cc72c0871c3f21d4895e

fixed Syscall enable flag in efer
---

diff --git a/palacios/src/palacios/vmm_ctrl_regs.c b/palacios/src/palacios/vmm_ctrl_regs.c
index d897fa0..c0ec45c 100644
--- a/palacios/src/palacios/vmm_ctrl_regs.c
+++ b/palacios/src/palacios/vmm_ctrl_regs.c
@@ -499,10 +499,12 @@ int v3_handle_efer_read(uint_t msr, struct v3_msr * dst, void * priv_data) {
 }
 
 
+
+// TODO: this is a disaster we need to clean this up...
 int v3_handle_efer_write(uint_t msr, struct v3_msr src, void * priv_data) {
   struct guest_info * info = (struct guest_info *)(priv_data);
   //struct efer_64 * new_efer = (struct efer_64 *)&(src.value);
-  //  struct efer_64 * shadow_efer = (struct efer_64 *)&(info->ctrl_regs.efer);
+  struct efer_64 * shadow_efer = (struct efer_64 *)&(info->ctrl_regs.efer);
   struct v3_msr * guest_efer = &(info->guest_efer);
 
   PrintDebug("EFER Write\n");
@@ -512,7 +514,11 @@ int v3_handle_efer_write(uint_t msr, struct v3_msr src, void * priv_data) {
   // We virtualize the guests efer to hide the SVME and LMA bits
   guest_efer->value = src.value;
 
-	
+
+  // Enable/Disable Syscall
+  shadow_efer->sce = src.value & 0x1;
+
+
   // We have to handle long mode writes....
 
   /*