diff options
| author | Eugene (jno) Dvurechenski <jno@linux.vnet.ibm.com> | 2014-08-29 11:01:39 +0200 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2014-09-01 09:23:02 +0200 |
| commit | f04db28b86654d1c7ff805b40eff27bba6b0f686 (patch) | |
| tree | 752e37099f4a5149fc53a9df51cfdfa48e0833a7 /pc-bios/s390-ccw/virtio.c | |
| parent | b0885f7599739ed1d7002774f9be2ba1f8212cc7 (diff) | |
| download | qemu-f04db28b86654d1c7ff805b40eff27bba6b0f686.tar.gz | |
pc-bios/s390-ccw Really big EAV ECKD DASD handling
For EAV ECKD DASD, the cylinder count will have the magic value
0xfffeU. Therefore, use the block number to test for valid eckd
addresses instead.
Signed-off-by: Eugene (jno) Dvurechenski <jno@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'pc-bios/s390-ccw/virtio.c')
| -rw-r--r-- | pc-bios/s390-ccw/virtio.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/pc-bios/s390-ccw/virtio.c b/pc-bios/s390-ccw/virtio.c index 6ed3dc9cc2..c0540d1cd4 100644 --- a/pc-bios/s390-ccw/virtio.c +++ b/pc-bios/s390-ccw/virtio.c @@ -340,11 +340,6 @@ int virtio_get_block_size(void) return blk_cfg.blk_size << blk_cfg.physical_block_exp; } -uint16_t virtio_get_cylinders(void) -{ - return blk_cfg.geometry.cylinders; -} - uint8_t virtio_get_heads(void) { return blk_cfg.geometry.heads; @@ -355,6 +350,12 @@ uint8_t virtio_get_sectors(void) return blk_cfg.geometry.sectors; } +uint64_t virtio_get_blocks(void) +{ + return blk_cfg.capacity / + (virtio_get_block_size() / VIRTIO_SECTOR_SIZE); +} + void virtio_setup_block(struct subchannel_id schid) { struct vq_info_block info; |