x86 hvm: Xen interface and implementation for virtual S3

Signed-off-by: Tian Kevin <kevin.tian@intel.com>
Signed-off-by: Yu Ke <ke.yu@intel.com>
Signed-off-by: Ke Liping <liping.ke@intel.com>
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/xen/arch/x86/hvm/hpet.c b/xen/arch/x86/hvm/hpet.c
index 03dfbf3bd8..3b9f84250a 100644
--- a/xen/arch/x86/hvm/hpet.c
+++ b/xen/arch/x86/hvm/hpet.c
@@ -591,3 +591,8 @@ void hpet_deinit(struct domain *d)
         kill_timer(&h->timers[i]);
 }
 
+void hpet_reset(struct domain *d)
+{
+    hpet_deinit(d);
+    hpet_init(d->vcpu[0]);
+}