diff options
Diffstat (limited to 'hw/s390x/virtio-ccw.c')
| -rw-r--r-- | hw/s390x/virtio-ccw.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c index c4f21d3816..05656a2887 100644 --- a/hw/s390x/virtio-ccw.c +++ b/hw/s390x/virtio-ccw.c @@ -1275,6 +1275,97 @@ irqroute_error: return r; } +static void virtio_ccw_save_queue(DeviceState *d, int n, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); + + qemu_put_be16(f, virtio_queue_vector(vdev, n)); +} + +static int virtio_ccw_load_queue(DeviceState *d, int n, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); + uint16_t vector; + + qemu_get_be16s(f, &vector); + virtio_queue_set_vector(vdev, n , vector); + + return 0; +} + +static void virtio_ccw_save_config(DeviceState *d, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + SubchDev *s = dev->sch; + + subch_device_save(s, f); + if (dev->indicators != NULL) { + qemu_put_be32(f, dev->indicators->len); + qemu_put_be64(f, dev->indicators->addr); + } else { + qemu_put_be32(f, 0); + qemu_put_be64(f, 0UL); + } + if (dev->indicators2 != NULL) { + qemu_put_be32(f, dev->indicators2->len); + qemu_put_be64(f, dev->indicators2->addr); + } else { + qemu_put_be32(f, 0); + qemu_put_be64(f, 0UL); + } + if (dev->summary_indicator != NULL) { + qemu_put_be32(f, dev->summary_indicator->len); + qemu_put_be64(f, dev->summary_indicator->addr); + } else { + qemu_put_be32(f, 0); + qemu_put_be64(f, 0UL); + } + qemu_put_be64(f, dev->routes.adapter.ind_offset); + qemu_put_byte(f, dev->thinint_isc); +} + +static int virtio_ccw_load_config(DeviceState *d, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + SubchDev *s = dev->sch; + int len; + + s->driver_data = dev; + subch_device_load(s, f); + len = qemu_get_be32(f); + if (len != 0) { + dev->indicators = get_indicator(qemu_get_be64(f), len); + } else { + qemu_get_be64(f); + dev->indicators = NULL; + } + len = qemu_get_be32(f); + if (len != 0) { + dev->indicators2 = get_indicator(qemu_get_be64(f), len); + } else { + qemu_get_be64(f); + dev->indicators2 = NULL; + } + len = qemu_get_be32(f); + if (len != 0) { + dev->summary_indicator = get_indicator(qemu_get_be64(f), len); + } else { + qemu_get_be64(f); + dev->summary_indicator = NULL; + } + dev->routes.adapter.ind_offset = qemu_get_be64(f); + dev->thinint_isc = qemu_get_byte(f); + if (s->thinint_active) { + return css_register_io_adapter(CSS_IO_ADAPTER_VIRTIO, + dev->thinint_isc, true, false, + &dev->routes.adapter.adapter_id); + } + + return 0; +} + /**************** Virtio-ccw Bus Device Descriptions *******************/ static Property virtio_ccw_net_properties[] = { @@ -1597,6 +1688,10 @@ static void virtio_ccw_bus_class_init(ObjectClass *klass, void *data) k->query_guest_notifiers = virtio_ccw_query_guest_notifiers; k->set_host_notifier = virtio_ccw_set_host_notifier; k->set_guest_notifiers = virtio_ccw_set_guest_notifiers; + k->save_queue = virtio_ccw_save_queue; + k->load_queue = virtio_ccw_load_queue; + k->save_config = virtio_ccw_save_config; + k->load_config = virtio_ccw_load_config; } static const TypeInfo virtio_ccw_bus_info = { |