Now by default IO and MSR operations are dropped by Palacios unless they have been...

[palacios.git] / palacios / src / palacios / svm.c

diff --git a/palacios/src/palacios/svm.c b/palacios/src/palacios/svm.c
index f9dad0b..d583657 100644 (file)
--- a/palacios/src/palacios/svm.c
+++ b/palacios/src/palacios/svm.c
@@ -311,6 +311,19 @@ static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info * core) {
        &v3_handle_vm_cr_read,
        &v3_handle_vm_cr_write, 
        core);
+
+
+    {
+       v3_hook_msr(core->vm_info, IA32_STAR_MSR, NULL, NULL, NULL);
+       v3_hook_msr(core->vm_info, IA32_LSTAR_MSR, NULL, NULL, NULL);
+       v3_hook_msr(core->vm_info, IA32_FMASK_MSR, NULL, NULL, NULL);
+       v3_hook_msr(core->vm_info, IA32_KERN_GS_BASE_MSR, NULL, NULL, NULL);
+       v3_hook_msr(core->vm_info, IA32_CSTAR_MSR, NULL, NULL, NULL);
+
+       v3_hook_msr(core->vm_info, SYSENTER_CS_MSR, NULL, NULL, NULL);
+       v3_hook_msr(core->vm_info, SYSENTER_ESP_MSR, NULL, NULL, NULL);
+       v3_hook_msr(core->vm_info, SYSENTER_EIP_MSR, NULL, NULL, NULL);
+    }
 }