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hw/block-common: Factor out fall back to legacy -drive cyls=...

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Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2012-07-11 15:08:39 +02:00 • committed by Kevin Wolf
parent 577d0a3807
commit b7eb0c9f95
6 changed files with 62 additions and 85 deletions
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31
hw/scsi-disk.c
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@ -1737,7 +1737,6 @@ static void scsi_disk_unit_attention_reported(SCSIDevice *dev)
static int scsi_initfn(SCSIDevice *dev)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
DriveInfo *dinfo;
if (!s->qdev.conf.bs) {
error_report("drive property not set");
@ -1750,34 +1749,10 @@ static int scsi_initfn(SCSIDevice *dev)
return -1;
}
if (!dev->conf.cyls && !dev->conf.heads && !dev->conf.secs) {
/* try to fall back to value set with legacy -drive cyls=... */
dinfo = drive_get_by_blockdev(s->qdev.conf.bs);
dev->conf.cyls = dinfo->cyls;
dev->conf.heads = dinfo->heads;
dev->conf.secs = dinfo->secs;
}
if (!dev->conf.cyls && !dev->conf.heads && !dev->conf.secs) {
hd_geometry_guess(s->qdev.conf.bs,
&dev->conf.cyls, &dev->conf.heads, &dev->conf.secs,
NULL);
}
if (dev->conf.cyls || dev->conf.heads || dev->conf.secs) {
if (dev->conf.cyls < 1 || dev->conf.cyls > 65535) {
error_report("cyls must be between 1 and 65535");
return -1;
}
if (dev->conf.heads < 1 || dev->conf.heads > 255) {
error_report("heads must be between 1 and 255");
return -1;
}
if (dev->conf.secs < 1 || dev->conf.secs > 255) {
error_report("secs must be between 1 and 255");
return -1;
}
}
blkconf_serial(&s->qdev.conf, &s->serial);
if (blkconf_geometry(&dev->conf, NULL, 65535, 255, 255) < 0) {
return -1;
}
if (!s->version) {
s->version = g_strdup(qemu_get_version());