From ab8b1ed19df412dfd61f337dbe6a89721f3d15d0 Mon Sep 17 00:00:00 2001 From: "Michael S. Tsirkin" Date: Sun, 21 Jun 2009 19:50:40 +0300 Subject: qemu/virtio: virtio save/load bindings Implement bindings for virtio save/load. Use them in virtio pci. Signed-off-by: Michael S. Tsirkin Signed-off-by: Anthony Liguori --- hw/virtio.c | 33 ++++++++++++++++----------------- 1 file changed, 16 insertions(+), 17 deletions(-) (limited to 'hw/virtio.c') diff --git a/hw/virtio.c b/hw/virtio.c index 1a80832d7f..843be86fea 100644 --- a/hw/virtio.c +++ b/hw/virtio.c @@ -616,9 +616,8 @@ void virtio_save(VirtIODevice *vdev, QEMUFile *f) { int i; - /* FIXME: load/save binding. */ - //pci_device_save(&vdev->pci_dev, f); - //msix_save(&vdev->pci_dev, f); + if (vdev->binding->save_config) + vdev->binding->save_config(vdev->binding_opaque, f); qemu_put_8s(f, &vdev->status); qemu_put_8s(f, &vdev->isr); @@ -644,18 +643,20 @@ void virtio_save(VirtIODevice *vdev, QEMUFile *f) qemu_put_be32(f, vdev->vq[i].vring.num); qemu_put_be64(f, vdev->vq[i].pa); qemu_put_be16s(f, &vdev->vq[i].last_avail_idx); - if (vdev->nvectors) - qemu_put_be16s(f, &vdev->vq[i].vector); + if (vdev->binding->save_queue) + vdev->binding->save_queue(vdev->binding_opaque, i, f); } } -void virtio_load(VirtIODevice *vdev, QEMUFile *f) +int virtio_load(VirtIODevice *vdev, QEMUFile *f) { - int num, i; + int num, i, ret; - /* FIXME: load/save binding. */ - //pci_device_load(&vdev->pci_dev, f); - //r = msix_load(&vdev->pci_dev, f); + if (vdev->binding->load_config) { + ret = vdev->binding->load_config(vdev->binding_opaque, f); + if (ret) + return ret; + } qemu_get_8s(f, &vdev->status); qemu_get_8s(f, &vdev->isr); @@ -664,10 +665,6 @@ void virtio_load(VirtIODevice *vdev, QEMUFile *f) vdev->config_len = qemu_get_be32(f); qemu_get_buffer(f, vdev->config, vdev->config_len); - if (vdev->nvectors) { - qemu_get_be16s(f, &vdev->config_vector); - //msix_vector_use(&vdev->pci_dev, vdev->config_vector); - } num = qemu_get_be32(f); for (i = 0; i < num; i++) { @@ -678,13 +675,15 @@ void virtio_load(VirtIODevice *vdev, QEMUFile *f) if (vdev->vq[i].pa) { virtqueue_init(&vdev->vq[i]); } - if (vdev->nvectors) { - qemu_get_be16s(f, &vdev->vq[i].vector); - //msix_vector_use(&vdev->pci_dev, vdev->config_vector); + if (vdev->binding->load_queue) { + ret = vdev->binding->load_queue(vdev->binding_opaque, i, f); + if (ret) + return ret; } } virtio_notify_vector(vdev, VIRTIO_NO_VECTOR); + return 0; } void virtio_cleanup(VirtIODevice *vdev) -- cgit v1.2.3