Revision 704a76fc hw/virtio.c
| b/hw/virtio.c | ||
|---|---|---|
| 445 | 445 |
if (vdev->reset) |
| 446 | 446 |
vdev->reset(vdev); |
| 447 | 447 |
|
| 448 |
vdev->features = 0; |
|
| 448 |
vdev->guest_features = 0;
|
|
| 449 | 449 |
vdev->queue_sel = 0; |
| 450 | 450 |
vdev->status = 0; |
| 451 | 451 |
vdev->isr = 0; |
| ... | ... | |
| 598 | 598 |
{
|
| 599 | 599 |
/* Always notify when queue is empty (when feature acknowledge) */ |
| 600 | 600 |
if ((vring_avail_flags(vq) & VRING_AVAIL_F_NO_INTERRUPT) && |
| 601 |
(!(vdev->features & (1 << VIRTIO_F_NOTIFY_ON_EMPTY)) || |
|
| 601 |
(!(vdev->guest_features & (1 << VIRTIO_F_NOTIFY_ON_EMPTY)) ||
|
|
| 602 | 602 |
(vq->inuse || vring_avail_idx(vq) != vq->last_avail_idx))) |
| 603 | 603 |
return; |
| 604 | 604 |
|
| ... | ... | |
| 625 | 625 |
qemu_put_8s(f, &vdev->status); |
| 626 | 626 |
qemu_put_8s(f, &vdev->isr); |
| 627 | 627 |
qemu_put_be16s(f, &vdev->queue_sel); |
| 628 |
qemu_put_be32s(f, &vdev->features); |
|
| 628 |
qemu_put_be32s(f, &vdev->guest_features);
|
|
| 629 | 629 |
qemu_put_be32(f, vdev->config_len); |
| 630 | 630 |
qemu_put_buffer(f, vdev->config, vdev->config_len); |
| 631 | 631 |
|
| ... | ... | |
| 670 | 670 |
features, supported_features); |
| 671 | 671 |
return -1; |
| 672 | 672 |
} |
| 673 |
vdev->features = features; |
|
| 673 |
vdev->guest_features = features;
|
|
| 674 | 674 |
vdev->config_len = qemu_get_be32(f); |
| 675 | 675 |
qemu_get_buffer(f, vdev->config, vdev->config_len); |
| 676 | 676 |
|
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