static int scsi_hot_add(DeviceState *adapter, DriveInfo *dinfo, int printinfo)
{
SCSIBus *scsibus;
SCSIDevice *scsidev;
scsibus = DO_UPCAST(SCSIBus, qbus, QLIST_FIRST(&adapter->child_bus));
if (!scsibus || strcmp(scsibus->qbus.info->name, "SCSI") != 0) {
qemu_error("Device is not a SCSI adapter\n");
return -1;
}
/*
* drive_init() tries to find a default for dinfo->unit. Doesn't
* work at all for hotplug though as we assign the device to a
* specific bus instead of the first bus with spare scsi ids.
*
* Ditch the calculated value and reload from option string (if
* specified).
*/
dinfo->unit = qemu_opt_get_number(dinfo->opts, "unit", -1);
scsidev = scsi_bus_legacy_add_drive(scsibus, dinfo, dinfo->unit);
if (printinfo)
qemu_error("OK bus %d, unit %d\n", scsibus->busnr, scsidev->id);
return 0;
}
static int usb_msd_initfn(USBDevice *dev)
{
MSDState *s = DO_UPCAST(MSDState, dev, dev);
if (!s->dinfo || !s->dinfo->bdrv) {
qemu_error("usb-msd: drive property not set\n");
return -1;
}
s->dev.speed = USB_SPEED_HIGH;
scsi_bus_new(&s->bus, &s->dev.qdev, 0, 1, usb_msd_command_complete);
s->scsi_dev = scsi_bus_legacy_add_drive(&s->bus, s->dinfo, 0);
s->bus.qbus.allow_hotplug = 0;
usb_msd_handle_reset(dev);
if (bdrv_key_required(s->dinfo->bdrv)) {
if (s->dev.qdev.hotplugged) {
monitor_read_bdrv_key_start(cur_mon, s->dinfo->bdrv,
usb_msd_password_cb, s);
s->dev.auto_attach = 0;
} else {
autostart = 0;
}
}
return 0;
}
void drive_hot_add(Monitor *mon, const QDict *qdict)
{
int dom, pci_bus;
unsigned slot;
int type, bus;
PCIDevice *dev;
DriveInfo *dinfo = NULL;
const char *pci_addr = qdict_get_str(qdict, "pci_addr");
const char *opts = qdict_get_str(qdict, "opts");
BusState *scsibus;
dinfo = add_init_drive(opts);
if (!dinfo)
goto err;
if (dinfo->devaddr) {
monitor_printf(mon, "Parameter addr not supported\n");
goto err;
}
type = dinfo->type;
bus = drive_get_max_bus (type);
switch (type) {
case IF_SCSI:
if (pci_read_devaddr(mon, pci_addr, &dom, &pci_bus, &slot)) {
goto err;
}
dev = pci_find_device(pci_bus, slot, 0);
if (!dev) {
monitor_printf(mon, "no pci device with address %s\n", pci_addr);
goto err;
}
scsibus = QLIST_FIRST(&dev->qdev.child_bus);
scsi_bus_legacy_add_drive(DO_UPCAST(SCSIBus, qbus, scsibus),
dinfo, dinfo->unit);
monitor_printf(mon, "OK bus %d, unit %d\n",
dinfo->bus,
dinfo->unit);
break;
case IF_NONE:
monitor_printf(mon, "OK\n");
break;
default:
monitor_printf(mon, "Can't hot-add drive to type %d\n", type);
goto err;
}
return;
err:
if (dinfo)
drive_uninit(dinfo);
return;
}
void scsi_bus_legacy_handle_cmdline(SCSIBus *bus)
{
DriveInfo *dinfo;
int unit;
for (unit = 0; unit < MAX_SCSI_DEVS; unit++) {
dinfo = drive_get(IF_SCSI, bus->busnr, unit);
if (dinfo == NULL) {
continue;
}
scsi_bus_legacy_add_drive(bus, dinfo, unit);
}
}
int scsi_bus_legacy_handle_cmdline(SCSIBus *bus)
{
Location loc;
DriveInfo *dinfo;
int res = 0, unit;
loc_push_none(&loc);
for (unit = 0; unit < bus->ndev; unit++) {
dinfo = drive_get(IF_SCSI, bus->busnr, unit);
if (dinfo == NULL) {
continue;
}
qemu_opts_loc_restore(dinfo->opts);
if (!scsi_bus_legacy_add_drive(bus, dinfo->bdrv, unit, false)) {
res = -1;
break;
}
}
loc_pop(&loc);
return res;
}
static int scsi_hot_add(Monitor *mon, DeviceState *adapter,
DriveInfo *dinfo, int printinfo)
{
SCSIBus *scsibus;
SCSIDevice *scsidev;
Error *local_err = NULL;
scsibus = (SCSIBus *)
object_dynamic_cast(OBJECT(QLIST_FIRST(&adapter->child_bus)),
TYPE_SCSI_BUS);
if (!scsibus) {
error_report("Device is not a SCSI adapter");
return -1;
}
/*
* drive_init() tries to find a default for dinfo->unit. Doesn't
* work at all for hotplug though as we assign the device to a
* specific bus instead of the first bus with spare scsi ids.
*
* Ditch the calculated value and reload from option string (if
* specified).
*/
dinfo->unit = qemu_opt_get_number(dinfo->opts, "unit", -1);
dinfo->bus = scsibus->busnr;
scsidev = scsi_bus_legacy_add_drive(scsibus,
blk_by_legacy_dinfo(dinfo),
dinfo->unit, false, -1, NULL,
&local_err);
if (!scsidev) {
error_report_err(local_err);
return -1;
}
dinfo->unit = scsidev->id;
if (printinfo)
monitor_printf(mon, "OK bus %d, unit %d\n",
scsibus->busnr, scsidev->id);
return 0;
}
