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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
parenta90db1584a00dc1d1439dc7729d99674b666b85e (diff)
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>
-rw-r--r--hw/ppc/spapr_vio.c20
-rw-r--r--include/hw/ppc/spapr_vio.h5
2 files changed, 25 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);
diff --git a/include/hw/ppc/spapr_vio.h b/include/hw/ppc/spapr_vio.h
index 36093270e6..46edc2a20c 100644
--- a/include/hw/ppc/spapr_vio.h
+++ b/include/hw/ppc/spapr_vio.h
@@ -134,4 +134,9 @@ VIOsPAPRDevice *spapr_vty_get_default(VIOsPAPRBus *bus);
void spapr_vio_quiesce(void);
+extern const VMStateDescription vmstate_spapr_vio;
+
+#define VMSTATE_SPAPR_VIO(_f, _s) \
+ VMSTATE_STRUCT(_f, _s, 0, vmstate_spapr_vio, VIOsPAPRDevice)
+
#endif /* _HW_SPAPR_VIO_H */