static PCIDevice *qemu_pci_hot_add_nic(Monitor *mon, const char *devaddr, const char *opts_str) { QemuOpts *opts; PCIBus *bus; int ret, devfn; bus = pci_get_bus_devfn(&devfn, devaddr); if (!bus) { monitor_printf(mon, "Invalid PCI device address %s\n", devaddr); return NULL; } if (!((BusState*)bus)->allow_hotplug) { monitor_printf(mon, "PCI bus doesn't support hotplug\n"); return NULL; } opts = qemu_opts_parse(qemu_find_opts("net"), opts_str ? opts_str : "", 0); if (!opts) { return NULL; } qemu_opt_set(opts, "type", "nic"); ret = net_client_init(mon, opts, 0); if (ret < 0) return NULL; if (nd_table[ret].devaddr) { monitor_printf(mon, "Parameter addr not supported\n"); return NULL; } return pci_nic_init(&nd_table[ret], "rtl8139", devaddr); }
static PCIDevice *qemu_pci_hot_add_nic(Monitor *mon, const char *devaddr, const char *opts_str) { Error *local_err = NULL; QemuOpts *opts; PCIBus *root = pci_find_primary_bus(); PCIBus *bus; int ret, devfn; if (!root) { monitor_printf(mon, "no primary PCI bus (if there are multiple" " PCI roots, you must use device_add instead)"); return NULL; } bus = pci_get_bus_devfn(&devfn, root, devaddr); if (!bus) { monitor_printf(mon, "Invalid PCI device address %s\n", devaddr); return NULL; } if (!((BusState*)bus)->allow_hotplug) { monitor_printf(mon, "PCI bus doesn't support hotplug\n"); return NULL; } opts = qemu_opts_parse(qemu_find_opts("net"), opts_str ? opts_str : "", 0); if (!opts) { return NULL; } qemu_opt_set(opts, "type", "nic"); ret = net_client_init(opts, 0, &local_err); if (error_is_set(&local_err)) { qerror_report_err(local_err); error_free(local_err); return NULL; } if (nd_table[ret].devaddr) { monitor_printf(mon, "Parameter addr not supported\n"); return NULL; } return pci_nic_init(&nd_table[ret], root, "rtl8139", devaddr); }
static PCIDevice *qemu_pci_hot_add_storage(Monitor *mon, const char *devaddr, const char *opts) { PCIDevice *dev; DriveInfo *dinfo = NULL; int type = -1; char buf[128]; PCIBus *bus; int devfn; if (get_param_value(buf, sizeof(buf), "if", opts)) { if (!strcmp(buf, "scsi")) type = IF_SCSI; else if (!strcmp(buf, "virtio")) { type = IF_VIRTIO; } else { monitor_printf(mon, "type %s not a hotpluggable PCI device.\n", buf); return NULL; } } else { monitor_printf(mon, "no if= specified\n"); return NULL; } if (get_param_value(buf, sizeof(buf), "file", opts)) { dinfo = add_init_drive(opts); if (!dinfo) return NULL; if (dinfo->devaddr) { monitor_printf(mon, "Parameter addr not supported\n"); return NULL; } } else { dinfo = NULL; } bus = pci_get_bus_devfn(&devfn, devaddr); if (!bus) { monitor_printf(mon, "Invalid PCI device address %s\n", devaddr); return NULL; } if (!((BusState*)bus)->allow_hotplug) { monitor_printf(mon, "PCI bus doesn't support hotplug\n"); return NULL; } switch (type) { case IF_SCSI: dev = pci_create(bus, devfn, "lsi53c895a"); if (qdev_init(&dev->qdev) < 0) dev = NULL; if (dev && dinfo) { if (scsi_hot_add(mon, &dev->qdev, dinfo, 0) != 0) { qdev_unplug(&dev->qdev, NULL); dev = NULL; } } break; case IF_VIRTIO: if (!dinfo) { monitor_printf(mon, "virtio requires a backing file/device.\n"); return NULL; } dev = pci_create(bus, devfn, "virtio-blk-pci"); if (qdev_prop_set_drive(&dev->qdev, "drive", dinfo->bdrv) < 0) { qdev_free(&dev->qdev); dev = NULL; break; } if (qdev_init(&dev->qdev) < 0) dev = NULL; break; default: dev = NULL; } return dev; }
static PCIDevice *qemu_pci_hot_add_storage(Monitor *mon, const char *devaddr, const char *opts) { PCIDevice *dev; DriveInfo *dinfo = NULL; int type = -1; char buf[128]; PCIBus *root = pci_find_primary_bus(); PCIBus *bus; int devfn; if (get_param_value(buf, sizeof(buf), "if", opts)) { if (!strcmp(buf, "scsi")) type = IF_SCSI; else if (!strcmp(buf, "virtio")) { type = IF_VIRTIO; } else { monitor_printf(mon, "type %s not a hotpluggable PCI device.\n", buf); return NULL; } } else { monitor_printf(mon, "no if= specified\n"); return NULL; } if (get_param_value(buf, sizeof(buf), "file", opts)) { dinfo = add_init_drive(opts); if (!dinfo) return NULL; if (dinfo->devaddr) { monitor_printf(mon, "Parameter addr not supported\n"); return NULL; } } else { dinfo = NULL; } if (!root) { monitor_printf(mon, "no primary PCI bus (if there are multiple" " PCI roots, you must use device_add instead)"); return NULL; } bus = pci_get_bus_devfn(&devfn, root, devaddr); if (!bus) { monitor_printf(mon, "Invalid PCI device address %s\n", devaddr); return NULL; } if (!qbus_is_hotpluggable(BUS(bus))) { monitor_printf(mon, "PCI bus doesn't support hotplug\n"); return NULL; } switch (type) { case IF_SCSI: dev = pci_create(bus, devfn, "lsi53c895a"); if (qdev_init(&dev->qdev) < 0) dev = NULL; if (dev && dinfo) { if (scsi_hot_add(mon, &dev->qdev, dinfo, 0) != 0) { qdev_unplug(&dev->qdev, NULL); dev = NULL; } } break; case IF_VIRTIO: if (!dinfo) { monitor_printf(mon, "virtio requires a backing file/device.\n"); return NULL; } dev = pci_create(bus, devfn, "virtio-blk-pci"); if (qdev_prop_set_drive(&dev->qdev, "drive", blk_by_legacy_dinfo(dinfo)) < 0) { object_unparent(OBJECT(dev)); dev = NULL; break; } if (qdev_init(&dev->qdev) < 0) dev = NULL; break; default: dev = NULL; } return dev; }