Revision 9752c371 hw/virtio-blk.c
| b/hw/virtio-blk.c | ||
|---|---|---|
| 26 | 26 |
VirtQueue *vq; |
| 27 | 27 |
void *rq; |
| 28 | 28 |
QEMUBH *bh; |
| 29 |
BlockConf *conf; |
|
| 29 | 30 |
} VirtIOBlock; |
| 30 | 31 |
|
| 31 | 32 |
static VirtIOBlock *to_virtio_blk(VirtIODevice *vdev) |
| ... | ... | |
| 405 | 406 |
blkcfg.heads = heads; |
| 406 | 407 |
blkcfg.sectors = secs; |
| 407 | 408 |
blkcfg.size_max = 0; |
| 409 |
blkcfg.physical_block_exp = get_physical_block_exp(s->conf); |
|
| 410 |
blkcfg.alignment_offset = 0; |
|
| 411 |
blkcfg.min_io_size = s->conf->min_io_size / 512; |
|
| 412 |
blkcfg.opt_io_size = s->conf->opt_io_size / 512; |
|
| 408 | 413 |
memcpy(config, &blkcfg, sizeof(struct virtio_blk_config)); |
| 409 | 414 |
} |
| 410 | 415 |
|
| ... | ... | |
| 414 | 419 |
|
| 415 | 420 |
features |= (1 << VIRTIO_BLK_F_SEG_MAX); |
| 416 | 421 |
features |= (1 << VIRTIO_BLK_F_GEOMETRY); |
| 422 |
features |= (1 << VIRTIO_BLK_F_TOPOLOGY); |
|
| 417 | 423 |
|
| 418 | 424 |
if (bdrv_enable_write_cache(s->bs)) |
| 419 | 425 |
features |= (1 << VIRTIO_BLK_F_WCACHE); |
| ... | ... | |
| 471 | 477 |
s->vdev.get_features = virtio_blk_get_features; |
| 472 | 478 |
s->vdev.reset = virtio_blk_reset; |
| 473 | 479 |
s->bs = conf->dinfo->bdrv; |
| 480 |
s->conf = conf; |
|
| 474 | 481 |
s->rq = NULL; |
| 475 | 482 |
bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); |
| 476 | 483 |
bdrv_set_geometry_hint(s->bs, cylinders, heads, secs); |
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