vmstate: port syborg_rtc

Signed-off-by: Juan Quintela <quintela@redhat.com>

hw/syborg_rtc.c

@@ -102,26 +102,17 @@ static CPUWriteMemoryFunc * const syborg_rtc_writefn[] = {
     syborg_rtc_write
 };
 
-static void syborg_rtc_save(QEMUFile *f, void *opaque)
-{
-    SyborgRTCState *s = opaque;
-
-    qemu_put_be64(f, s->offset);
-    qemu_put_be64(f, s->data);
-}
-
-static int syborg_rtc_load(QEMUFile *f, void *opaque, int version_id)
-{
-    SyborgRTCState *s = opaque;
-
-    if (version_id != 1)
-        return -EINVAL;
-
-    s->offset = qemu_get_be64(f);
-    s->data = qemu_get_be64(f);
-
-    return 0;
-}
+static const VMStateDescription vmstate_syborg_rtc = {
+    .name = "syborg_keyboard",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields      = (VMStateField[]) {
+        VMSTATE_INT64(offset, SyborgRTCState),
+        VMSTATE_INT64(data, SyborgRTCState),
+        VMSTATE_END_OF_LIST()
+    }
+};
 
 static int syborg_rtc_init(SysBusDevice *dev)
 {
@@ -137,8 +128,7 @@ static int syborg_rtc_init(SysBusDevice *dev)
     qemu_get_timedate(&tm, 0);
     s->offset = (uint64_t)mktime(&tm) * 1000000000;
 
-    register_savevm(&dev->qdev, "syborg_rtc", -1, 1,
-                    syborg_rtc_save, syborg_rtc_load, s);
+    vmstate_register(&dev->qdev, -1, &vmstate_syborg_rtc, s);
     return 0;
 }