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Revert "block: Remove deprecated -drive geometry options"

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This reverts commit a7aff6dd10.

Hold off removing this for one more QEMU release (current libvirt
release still uses it.)

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Cornelia Huck
2018-07-06 15:06:20 +02:00
committed by Kevin Wolf
parent 75f4cd2979
commit 6703db131f
7 changed files with 131 additions and 9 deletions
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75
blockdev.c
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@ -730,6 +730,22 @@ QemuOptsList qemu_legacy_drive_opts = {
.name = "if",
.type = QEMU_OPT_STRING,
.help = "interface (ide, scsi, sd, mtd, floppy, pflash, virtio)",
},{
.name = "cyls",
.type = QEMU_OPT_NUMBER,
.help = "number of cylinders (ide disk geometry)",
},{
.name = "heads",
.type = QEMU_OPT_NUMBER,
.help = "number of heads (ide disk geometry)",
},{
.name = "secs",
.type = QEMU_OPT_NUMBER,
.help = "number of sectors (ide disk geometry)",
},{
.name = "trans",
.type = QEMU_OPT_STRING,
.help = "chs translation (auto, lba, none)",
},{
.name = "addr",
.type = QEMU_OPT_STRING,
@ -776,6 +792,7 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type)
QemuOpts *legacy_opts;
DriveMediaType media = MEDIA_DISK;
BlockInterfaceType type;
int cyls, heads, secs, translation;
int max_devs, bus_id, unit_id, index;
const char *devaddr;
const char *werror, *rerror;
@ -786,7 +803,7 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type)
Error *local_err = NULL;
int i;
const char *deprecated[] = {
"serial", "addr"
"serial", "trans", "secs", "heads", "cyls", "addr"
};
/* Change legacy command line options into QMP ones */
@ -915,6 +932,57 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type)
type = block_default_type;
}
/* Geometry */
cyls = qemu_opt_get_number(legacy_opts, "cyls", 0);
heads = qemu_opt_get_number(legacy_opts, "heads", 0);
secs = qemu_opt_get_number(legacy_opts, "secs", 0);
if (cyls || heads || secs) {
if (cyls < 1) {
error_report("invalid physical cyls number");
goto fail;
}
if (heads < 1) {
error_report("invalid physical heads number");
goto fail;
}
if (secs < 1) {
error_report("invalid physical secs number");
goto fail;
}
}
translation = BIOS_ATA_TRANSLATION_AUTO;
value = qemu_opt_get(legacy_opts, "trans");
if (value != NULL) {
if (!cyls) {
error_report("'%s' trans must be used with cyls, heads and secs",
value);
goto fail;
}
if (!strcmp(value, "none")) {
translation = BIOS_ATA_TRANSLATION_NONE;
} else if (!strcmp(value, "lba")) {
translation = BIOS_ATA_TRANSLATION_LBA;
} else if (!strcmp(value, "large")) {
translation = BIOS_ATA_TRANSLATION_LARGE;
} else if (!strcmp(value, "rechs")) {
translation = BIOS_ATA_TRANSLATION_RECHS;
} else if (!strcmp(value, "auto")) {
translation = BIOS_ATA_TRANSLATION_AUTO;
} else {
error_report("'%s' invalid translation type", value);
goto fail;
}
}
if (media == MEDIA_CDROM) {
if (cyls || secs || heads) {
error_report("CHS can't be set with media=cdrom");
goto fail;
}
}
/* Device address specified by bus/unit or index.
* If none was specified, try to find the first free one. */
bus_id = qemu_opt_get_number(legacy_opts, "bus", 0);
@ -1037,6 +1105,11 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type)
dinfo = g_malloc0(sizeof(*dinfo));
dinfo->opts = all_opts;
dinfo->cyls = cyls;
dinfo->heads = heads;
dinfo->secs = secs;
dinfo->trans = translation;
dinfo->type = type;
dinfo->bus = bus_id;
dinfo->unit = unit_id;