From: Jack Lange <jacklange@cs.pitt.edu>
Date: Wed, 13 Apr 2011 05:29:23 +0000 (-0500)
Subject: disable XSETBV, etc instructions for hardware compatibility
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=72182c5e1c7d08d4b274bf300d49b523d1983b3e;p=palacios-OLD.git

disable XSETBV, etc instructions for hardware compatibility
---

diff --git a/palacios/src/palacios/vmm_cpuid.c b/palacios/src/palacios/vmm_cpuid.c
index ab3e91b..ce7c244 100644
--- a/palacios/src/palacios/vmm_cpuid.c
+++ b/palacios/src/palacios/vmm_cpuid.c
@@ -39,6 +39,10 @@ void v3_init_cpuid_map(struct v3_vm_info * vm) {
 
     // Setup default cpuid entries
 
+
+    // Disable XSAVE (cpuid 0x01, ECX bit 26)
+    v3_cpuid_add_fields(vm, 0x01, 0, 0, 0, 0, (1 << 26), 0, 0, 0);
+
 }