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authorDavid Gibson <david@gibson.dropbear.id.au>2013-07-18 14:32:55 -0500
committerAnthony Liguori <aliguori@us.ibm.com>2013-07-29 10:37:08 -0500
commitb368a7d864d6f32caba4ac9fb3b9738d1180315d (patch)
tree9843d227a41d35919590e6e64417723c68ffcb81 /hw
parenta90db1584a00dc1d1439dc7729d99674b666b85e (diff)
downloadfocaccia-qemu-b368a7d864d6f32caba4ac9fb3b9738d1180315d.tar.gz
focaccia-qemu-b368a7d864d6f32caba4ac9fb3b9738d1180315d.zip
pseries: savevm support for VIO devices
This patch adds helpers to allow PAPR VIO devices to save state common
to all VIO devices during savevm.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Message-id: 1374175984-8930-3-git-send-email-aliguori@us.ibm.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/ppc/spapr_vio.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/hw/ppc/spapr_vio.c b/hw/ppc/spapr_vio.c
index 7c6f6e4275..75ce19f0e3 100644
--- a/hw/ppc/spapr_vio.c
+++ b/hw/ppc/spapr_vio.c
@@ -542,6 +542,26 @@ static const TypeInfo spapr_vio_bridge_info = {
     .class_init    = spapr_vio_bridge_class_init,
 };
 
+const VMStateDescription vmstate_spapr_vio = {
+    .name = "spapr_vio",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields      = (VMStateField []) {
+        /* Sanity check */
+        VMSTATE_UINT32_EQUAL(reg, VIOsPAPRDevice),
+        VMSTATE_UINT32_EQUAL(irq, VIOsPAPRDevice),
+
+        /* General VIO device state */
+        VMSTATE_UINTTL(signal_state, VIOsPAPRDevice),
+        VMSTATE_UINT64(crq.qladdr, VIOsPAPRDevice),
+        VMSTATE_UINT32(crq.qsize, VIOsPAPRDevice),
+        VMSTATE_UINT32(crq.qnext, VIOsPAPRDevice),
+
+        VMSTATE_END_OF_LIST()
+    },
+};
+
 static void vio_spapr_device_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *k = DEVICE_CLASS(klass);