1 /* 2 * virtio ccw machine 3 * 4 * Copyright 2012, 2020 IBM Corp. 5 * Copyright (c) 2009 Alexander Graf <agraf@suse.de> 6 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> 7 * Janosch Frank <frankja@linux.ibm.com> 8 * 9 * This work is licensed under the terms of the GNU GPL, version 2 or (at 10 * your option) any later version. See the COPYING file in the top-level 11 * directory. 12 */ 13 14 #include "qemu/osdep.h" 15 #include "qapi/error.h" 16 #include "exec/ram_addr.h" 17 #include "exec/confidential-guest-support.h" 18 #include "hw/boards.h" 19 #include "hw/s390x/sclp.h" 20 #include "hw/s390x/s390_flic.h" 21 #include "virtio-ccw.h" 22 #include "qemu/config-file.h" 23 #include "qemu/ctype.h" 24 #include "qemu/error-report.h" 25 #include "qemu/option.h" 26 #include "qemu/qemu-print.h" 27 #include "qemu/units.h" 28 #include "hw/s390x/s390-pci-bus.h" 29 #include "sysemu/reset.h" 30 #include "hw/s390x/storage-keys.h" 31 #include "hw/s390x/storage-attributes.h" 32 #include "hw/s390x/event-facility.h" 33 #include "ipl.h" 34 #include "hw/s390x/s390-virtio-ccw.h" 35 #include "hw/s390x/css-bridge.h" 36 #include "hw/s390x/ap-bridge.h" 37 #include "migration/register.h" 38 #include "cpu_models.h" 39 #include "hw/nmi.h" 40 #include "hw/qdev-properties.h" 41 #include "hw/s390x/tod.h" 42 #include "sysemu/sysemu.h" 43 #include "sysemu/cpus.h" 44 #include "target/s390x/kvm/pv.h" 45 #include "migration/blocker.h" 46 #include "qapi/visitor.h" 47 #include "hw/s390x/cpu-topology.h" 48 #include CONFIG_DEVICES 49 50 static Error *pv_mig_blocker; 51 52 static S390CPU *s390x_new_cpu(const char *typename, uint32_t core_id, 53 Error **errp) 54 { 55 S390CPU *cpu = S390_CPU(object_new(typename)); 56 S390CPU *ret = NULL; 57 58 if (!object_property_set_int(OBJECT(cpu), "core-id", core_id, errp)) { 59 goto out; 60 } 61 if (!qdev_realize(DEVICE(cpu), NULL, errp)) { 62 goto out; 63 } 64 ret = cpu; 65 66 out: 67 object_unref(OBJECT(cpu)); 68 return ret; 69 } 70 71 static void s390_init_cpus(MachineState *machine) 72 { 73 MachineClass *mc = MACHINE_GET_CLASS(machine); 74 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 75 int i; 76 77 if (machine->smp.threads > s390mc->max_threads) { 78 error_report("S390 does not support more than %d threads.", 79 s390mc->max_threads); 80 exit(1); 81 } 82 83 /* initialize possible_cpus */ 84 mc->possible_cpu_arch_ids(machine); 85 86 for (i = 0; i < machine->smp.cpus; i++) { 87 s390x_new_cpu(machine->cpu_type, i, &error_fatal); 88 } 89 } 90 91 static const char *const reset_dev_types[] = { 92 TYPE_VIRTUAL_CSS_BRIDGE, 93 "s390-sclp-event-facility", 94 "s390-flic", 95 "diag288", 96 TYPE_S390_PCI_HOST_BRIDGE, 97 TYPE_AP_BRIDGE, 98 }; 99 100 static void subsystem_reset(void) 101 { 102 DeviceState *dev; 103 int i; 104 105 /* 106 * ISM firmware is sensitive to unexpected changes to the IOMMU, which can 107 * occur during reset of the vfio-pci device (unmap of entire aperture). 108 * Ensure any passthrough ISM devices are reset now, while CPUs are paused 109 * but before vfio-pci cleanup occurs. 110 */ 111 s390_pci_ism_reset(); 112 113 for (i = 0; i < ARRAY_SIZE(reset_dev_types); i++) { 114 dev = DEVICE(object_resolve_path_type("", reset_dev_types[i], NULL)); 115 if (dev) { 116 device_cold_reset(dev); 117 } 118 } 119 if (s390_has_topology()) { 120 s390_topology_reset(); 121 } 122 } 123 124 static void s390_memory_init(MemoryRegion *ram) 125 { 126 MemoryRegion *sysmem = get_system_memory(); 127 128 if (!QEMU_IS_ALIGNED(memory_region_size(ram), 1 * MiB)) { 129 /* 130 * SCLP cannot possibly expose smaller granularity right now and KVM 131 * cannot handle smaller granularity. As we don't support NUMA, the 132 * region size directly corresponds to machine->ram_size, and the region 133 * is a single RAM memory region. 134 */ 135 error_report("ram size must be multiples of 1 MiB"); 136 exit(EXIT_FAILURE); 137 } 138 139 /* allocate RAM for core */ 140 memory_region_add_subregion(sysmem, 0, ram); 141 142 /* 143 * Configure the maximum page size. As no memory devices were created 144 * yet, this is the page size of initial memory only. 145 */ 146 s390_set_max_pagesize(qemu_maxrampagesize(), &error_fatal); 147 /* Initialize storage key device */ 148 s390_skeys_init(); 149 /* Initialize storage attributes device */ 150 s390_stattrib_init(); 151 } 152 153 static void s390_init_ipl_dev(const char *kernel_filename, 154 const char *kernel_cmdline, 155 const char *initrd_filename, const char *firmware, 156 bool enforce_bios) 157 { 158 Object *new = object_new(TYPE_S390_IPL); 159 DeviceState *dev = DEVICE(new); 160 161 if (kernel_filename) { 162 qdev_prop_set_string(dev, "kernel", kernel_filename); 163 } 164 if (initrd_filename) { 165 qdev_prop_set_string(dev, "initrd", initrd_filename); 166 } 167 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 168 qdev_prop_set_string(dev, "firmware", firmware); 169 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 170 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 171 new); 172 object_unref(new); 173 qdev_realize(dev, NULL, &error_fatal); 174 } 175 176 static void s390_create_virtio_net(BusState *bus, const char *name) 177 { 178 DeviceState *dev; 179 int cnt = 0; 180 181 while ((dev = qemu_create_nic_device(name, true, "virtio"))) { 182 g_autofree char *childname = g_strdup_printf("%s[%d]", name, cnt++); 183 object_property_add_child(OBJECT(bus), childname, OBJECT(dev)); 184 qdev_realize_and_unref(dev, bus, &error_fatal); 185 } 186 } 187 188 static void s390_create_sclpconsole(SCLPDevice *sclp, 189 const char *type, Chardev *chardev) 190 { 191 SCLPEventFacility *ef = sclp->event_facility; 192 BusState *ev_fac_bus = sclp_get_event_facility_bus(ef); 193 DeviceState *dev; 194 195 dev = qdev_new(type); 196 object_property_add_child(OBJECT(ef), type, OBJECT(dev)); 197 qdev_prop_set_chr(dev, "chardev", chardev); 198 qdev_realize_and_unref(dev, ev_fac_bus, &error_fatal); 199 } 200 201 static void ccw_init(MachineState *machine) 202 { 203 MachineClass *mc = MACHINE_GET_CLASS(machine); 204 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 205 int ret; 206 VirtualCssBus *css_bus; 207 DeviceState *dev; 208 209 ms->sclp = SCLP(object_new(TYPE_SCLP)); 210 object_property_add_child(OBJECT(machine), TYPE_SCLP, OBJECT(ms->sclp)); 211 qdev_realize_and_unref(DEVICE(ms->sclp), NULL, &error_fatal); 212 213 /* init memory + setup max page size. Required for the CPU model */ 214 s390_memory_init(machine->ram); 215 216 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 217 s390_init_cpus(machine); 218 219 /* Need CPU model to be determined before we can set up PV */ 220 if (machine->cgs) { 221 confidential_guest_kvm_init(machine->cgs, &error_fatal); 222 } 223 224 s390_flic_init(); 225 226 /* init the SIGP facility */ 227 s390_init_sigp(); 228 229 /* create AP bridge and bus(es) */ 230 s390_init_ap(); 231 232 /* get a BUS */ 233 css_bus = virtual_css_bus_init(); 234 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 235 machine->initrd_filename, 236 machine->firmware ?: "s390-ccw.img", 237 true); 238 239 dev = qdev_new(TYPE_S390_PCI_HOST_BRIDGE); 240 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 241 OBJECT(dev)); 242 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); 243 244 s390_enable_css_support(s390_cpu_addr2state(0)); 245 246 ret = css_create_css_image(VIRTUAL_CSSID, true); 247 assert(ret == 0); 248 249 css_register_vmstate(); 250 251 /* Create VirtIO network adapters */ 252 s390_create_virtio_net(BUS(css_bus), mc->default_nic); 253 254 /* init consoles */ 255 if (serial_hd(0)) { 256 s390_create_sclpconsole(ms->sclp, "sclpconsole", serial_hd(0)); 257 } 258 if (serial_hd(1)) { 259 s390_create_sclpconsole(ms->sclp, "sclplmconsole", serial_hd(1)); 260 } 261 262 /* init the TOD clock */ 263 s390_init_tod(); 264 } 265 266 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 267 DeviceState *dev, Error **errp) 268 { 269 ERRP_GUARD(); 270 MachineState *ms = MACHINE(hotplug_dev); 271 S390CPU *cpu = S390_CPU(dev); 272 273 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 274 ms->possible_cpus->cpus[cpu->env.core_id].cpu = CPU(dev); 275 276 if (s390_has_topology()) { 277 s390_topology_setup_cpu(ms, cpu, errp); 278 if (*errp) { 279 return; 280 } 281 } 282 283 if (dev->hotplugged) { 284 raise_irq_cpu_hotplug(); 285 } 286 } 287 288 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 289 { 290 S390CPU *cpu = S390_CPU(cs); 291 292 s390_ipl_prepare_cpu(cpu); 293 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 294 } 295 296 static void s390_machine_unprotect(S390CcwMachineState *ms) 297 { 298 if (!s390_pv_vm_try_disable_async(ms)) { 299 s390_pv_vm_disable(); 300 } 301 ms->pv = false; 302 migrate_del_blocker(&pv_mig_blocker); 303 ram_block_discard_disable(false); 304 } 305 306 static int s390_machine_protect(S390CcwMachineState *ms) 307 { 308 Error *local_err = NULL; 309 int rc; 310 311 /* 312 * Discarding of memory in RAM blocks does not work as expected with 313 * protected VMs. Sharing and unsharing pages would be required. Disable 314 * it for now, until until we have a solution to make at least Linux 315 * guests either support it (e.g., virtio-balloon) or fail gracefully. 316 */ 317 rc = ram_block_discard_disable(true); 318 if (rc) { 319 error_report("protected VMs: cannot disable RAM discard"); 320 return rc; 321 } 322 323 error_setg(&pv_mig_blocker, 324 "protected VMs are currently not migratable."); 325 rc = migrate_add_blocker(&pv_mig_blocker, &local_err); 326 if (rc) { 327 ram_block_discard_disable(false); 328 error_report_err(local_err); 329 return rc; 330 } 331 332 /* Create SE VM */ 333 rc = s390_pv_vm_enable(); 334 if (rc) { 335 ram_block_discard_disable(false); 336 migrate_del_blocker(&pv_mig_blocker); 337 return rc; 338 } 339 340 ms->pv = true; 341 342 /* Will return 0 if API is not available since it's not vital */ 343 rc = s390_pv_query_info(); 344 if (rc) { 345 goto out_err; 346 } 347 348 /* Set SE header and unpack */ 349 rc = s390_ipl_prepare_pv_header(&local_err); 350 if (rc) { 351 goto out_err; 352 } 353 354 /* Decrypt image */ 355 rc = s390_ipl_pv_unpack(); 356 if (rc) { 357 goto out_err; 358 } 359 360 /* Verify integrity */ 361 rc = s390_pv_verify(); 362 if (rc) { 363 goto out_err; 364 } 365 return rc; 366 367 out_err: 368 if (local_err) { 369 error_report_err(local_err); 370 } 371 s390_machine_unprotect(ms); 372 return rc; 373 } 374 375 static void s390_pv_prepare_reset(S390CcwMachineState *ms) 376 { 377 CPUState *cs; 378 379 if (!s390_is_pv()) { 380 return; 381 } 382 /* Unsharing requires all cpus to be stopped */ 383 CPU_FOREACH(cs) { 384 s390_cpu_set_state(S390_CPU_STATE_STOPPED, S390_CPU(cs)); 385 } 386 s390_pv_unshare(); 387 s390_pv_prep_reset(); 388 } 389 390 static void s390_machine_reset(MachineState *machine, ResetType type) 391 { 392 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 393 enum s390_reset reset_type; 394 CPUState *cs, *t; 395 S390CPU *cpu; 396 397 /* get the reset parameters, reset them once done */ 398 s390_ipl_get_reset_request(&cs, &reset_type); 399 400 /* all CPUs are paused and synchronized at this point */ 401 s390_cmma_reset(); 402 403 cpu = S390_CPU(cs); 404 405 switch (reset_type) { 406 case S390_RESET_EXTERNAL: 407 case S390_RESET_REIPL: 408 /* 409 * Reset the subsystem which includes a AP reset. If a PV 410 * guest had APQNs attached the AP reset is a prerequisite to 411 * unprotecting since the UV checks if all APQNs are reset. 412 */ 413 subsystem_reset(); 414 if (s390_is_pv()) { 415 s390_machine_unprotect(ms); 416 } 417 418 /* 419 * Device reset includes CPU clear resets so this has to be 420 * done AFTER the unprotect call above. 421 */ 422 qemu_devices_reset(type); 423 s390_crypto_reset(); 424 425 /* configure and start the ipl CPU only */ 426 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 427 break; 428 case S390_RESET_MODIFIED_CLEAR: 429 /* 430 * Subsystem reset needs to be done before we unshare memory 431 * and lose access to VIRTIO structures in guest memory. 432 */ 433 subsystem_reset(); 434 s390_crypto_reset(); 435 s390_pv_prepare_reset(ms); 436 CPU_FOREACH(t) { 437 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 438 } 439 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 440 break; 441 case S390_RESET_LOAD_NORMAL: 442 /* 443 * Subsystem reset needs to be done before we unshare memory 444 * and lose access to VIRTIO structures in guest memory. 445 */ 446 subsystem_reset(); 447 s390_pv_prepare_reset(ms); 448 CPU_FOREACH(t) { 449 if (t == cs) { 450 continue; 451 } 452 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 453 } 454 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 455 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 456 break; 457 case S390_RESET_PV: /* Subcode 10 */ 458 subsystem_reset(); 459 s390_crypto_reset(); 460 461 CPU_FOREACH(t) { 462 if (t == cs) { 463 continue; 464 } 465 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 466 } 467 run_on_cpu(cs, s390_do_cpu_reset, RUN_ON_CPU_NULL); 468 469 if (s390_machine_protect(ms)) { 470 s390_pv_inject_reset_error(cs); 471 /* 472 * Continue after the diag308 so the guest knows something 473 * went wrong. 474 */ 475 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 476 return; 477 } 478 479 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 480 break; 481 default: 482 g_assert_not_reached(); 483 } 484 485 CPU_FOREACH(t) { 486 run_on_cpu(t, s390_do_cpu_set_diag318, RUN_ON_CPU_HOST_ULONG(0)); 487 } 488 s390_ipl_clear_reset_request(); 489 } 490 491 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 492 DeviceState *dev, Error **errp) 493 { 494 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 495 s390_cpu_plug(hotplug_dev, dev, errp); 496 } 497 } 498 499 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 500 DeviceState *dev, Error **errp) 501 { 502 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 503 error_setg(errp, "CPU hot unplug not supported on this machine"); 504 return; 505 } 506 } 507 508 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 509 unsigned cpu_index) 510 { 511 MachineClass *mc = MACHINE_GET_CLASS(ms); 512 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 513 514 assert(cpu_index < possible_cpus->len); 515 return possible_cpus->cpus[cpu_index].props; 516 } 517 518 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 519 { 520 int i; 521 unsigned int max_cpus = ms->smp.max_cpus; 522 523 if (ms->possible_cpus) { 524 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 525 return ms->possible_cpus; 526 } 527 528 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 529 sizeof(CPUArchId) * max_cpus); 530 ms->possible_cpus->len = max_cpus; 531 for (i = 0; i < ms->possible_cpus->len; i++) { 532 CpuInstanceProperties *props = &ms->possible_cpus->cpus[i].props; 533 534 ms->possible_cpus->cpus[i].type = ms->cpu_type; 535 ms->possible_cpus->cpus[i].vcpus_count = 1; 536 ms->possible_cpus->cpus[i].arch_id = i; 537 538 props->has_core_id = true; 539 props->core_id = i; 540 props->has_socket_id = true; 541 props->socket_id = s390_std_socket(i, &ms->smp); 542 props->has_book_id = true; 543 props->book_id = s390_std_book(i, &ms->smp); 544 props->has_drawer_id = true; 545 props->drawer_id = s390_std_drawer(i, &ms->smp); 546 } 547 548 return ms->possible_cpus; 549 } 550 551 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 552 DeviceState *dev) 553 { 554 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 555 return HOTPLUG_HANDLER(machine); 556 } 557 return NULL; 558 } 559 560 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 561 { 562 CPUState *cs = qemu_get_cpu(cpu_index); 563 564 s390_cpu_restart(S390_CPU(cs)); 565 } 566 567 static ram_addr_t s390_fixup_ram_size(ram_addr_t sz) 568 { 569 /* same logic as in sclp.c */ 570 int increment_size = 20; 571 ram_addr_t newsz; 572 573 while ((sz >> increment_size) > MAX_STORAGE_INCREMENTS) { 574 increment_size++; 575 } 576 newsz = sz >> increment_size << increment_size; 577 578 if (sz != newsz) { 579 qemu_printf("Ram size %" PRIu64 "MB was fixed up to %" PRIu64 580 "MB to match machine restrictions. Consider updating " 581 "the guest definition.\n", (uint64_t) (sz / MiB), 582 (uint64_t) (newsz / MiB)); 583 } 584 return newsz; 585 } 586 587 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 588 { 589 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 590 591 return ms->aes_key_wrap; 592 } 593 594 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 595 Error **errp) 596 { 597 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 598 599 ms->aes_key_wrap = value; 600 } 601 602 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 603 { 604 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 605 606 return ms->dea_key_wrap; 607 } 608 609 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 610 Error **errp) 611 { 612 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 613 614 ms->dea_key_wrap = value; 615 } 616 617 static S390CcwMachineClass *current_mc; 618 619 /* 620 * Get the class of the s390-ccw-virtio machine that is currently in use. 621 * Note: libvirt is using the "none" machine to probe for the features of the 622 * host CPU, so in case this is called with the "none" machine, the function 623 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the 624 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers 625 * below return the correct default value for the "none" machine. 626 * 627 * Attention! Do *not* add additional new wrappers for CPU features (e.g. like 628 * the ri_allowed() wrapper) via this mechanism anymore. CPU features should 629 * be handled via the CPU models, i.e. checking with cpu_model_allowed() during 630 * CPU initialization and s390_has_feat() later should be sufficient. 631 */ 632 static S390CcwMachineClass *get_machine_class(void) 633 { 634 if (unlikely(!current_mc)) { 635 /* 636 * No s390 ccw machine was instantiated, we are likely to 637 * be called for the 'none' machine. The properties will 638 * have their after-initialization values. 639 */ 640 current_mc = S390_CCW_MACHINE_CLASS( 641 object_class_by_name(TYPE_S390_CCW_MACHINE)); 642 } 643 return current_mc; 644 } 645 646 bool ri_allowed(void) 647 { 648 return get_machine_class()->ri_allowed; 649 } 650 651 bool cpu_model_allowed(void) 652 { 653 return get_machine_class()->cpu_model_allowed; 654 } 655 656 bool hpage_1m_allowed(void) 657 { 658 return get_machine_class()->hpage_1m_allowed; 659 } 660 661 static void machine_get_loadparm(Object *obj, Visitor *v, 662 const char *name, void *opaque, 663 Error **errp) 664 { 665 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 666 char *str = g_strndup((char *) ms->loadparm, sizeof(ms->loadparm)); 667 668 visit_type_str(v, name, &str, errp); 669 g_free(str); 670 } 671 672 static void machine_set_loadparm(Object *obj, Visitor *v, 673 const char *name, void *opaque, 674 Error **errp) 675 { 676 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 677 char *val; 678 679 if (!visit_type_str(v, name, &val, errp)) { 680 return; 681 } 682 683 s390_ipl_fmt_loadparm(ms->loadparm, val, errp); 684 } 685 686 static void ccw_machine_class_init(ObjectClass *oc, void *data) 687 { 688 MachineClass *mc = MACHINE_CLASS(oc); 689 NMIClass *nc = NMI_CLASS(oc); 690 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 691 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 692 693 s390mc->ri_allowed = true; 694 s390mc->cpu_model_allowed = true; 695 s390mc->hpage_1m_allowed = true; 696 s390mc->max_threads = 1; 697 mc->init = ccw_init; 698 mc->reset = s390_machine_reset; 699 mc->block_default_type = IF_VIRTIO; 700 mc->no_cdrom = 1; 701 mc->no_floppy = 1; 702 mc->no_parallel = 1; 703 mc->no_sdcard = 1; 704 mc->max_cpus = S390_MAX_CPUS; 705 mc->has_hotpluggable_cpus = true; 706 mc->smp_props.books_supported = true; 707 mc->smp_props.drawers_supported = true; 708 assert(!mc->get_hotplug_handler); 709 mc->get_hotplug_handler = s390_get_hotplug_handler; 710 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 711 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 712 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 713 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 714 hc->plug = s390_machine_device_plug; 715 hc->unplug_request = s390_machine_device_unplug_request; 716 nc->nmi_monitor_handler = s390_nmi; 717 mc->default_ram_id = "s390.ram"; 718 mc->default_nic = "virtio-net-ccw"; 719 720 object_class_property_add_bool(oc, "aes-key-wrap", 721 machine_get_aes_key_wrap, 722 machine_set_aes_key_wrap); 723 object_class_property_set_description(oc, "aes-key-wrap", 724 "enable/disable AES key wrapping using the CPACF wrapping key"); 725 726 object_class_property_add_bool(oc, "dea-key-wrap", 727 machine_get_dea_key_wrap, 728 machine_set_dea_key_wrap); 729 object_class_property_set_description(oc, "dea-key-wrap", 730 "enable/disable DEA key wrapping using the CPACF wrapping key"); 731 732 object_class_property_add(oc, "loadparm", "loadparm", 733 machine_get_loadparm, machine_set_loadparm, 734 NULL, NULL); 735 object_class_property_set_description(oc, "loadparm", 736 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 737 " to upper case) to pass to machine loader, boot manager," 738 " and guest kernel"); 739 } 740 741 static inline void s390_machine_initfn(Object *obj) 742 { 743 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 744 745 ms->aes_key_wrap = true; 746 ms->dea_key_wrap = true; 747 } 748 749 static const TypeInfo ccw_machine_info = { 750 .name = TYPE_S390_CCW_MACHINE, 751 .parent = TYPE_MACHINE, 752 .abstract = true, 753 .instance_size = sizeof(S390CcwMachineState), 754 .instance_init = s390_machine_initfn, 755 .class_size = sizeof(S390CcwMachineClass), 756 .class_init = ccw_machine_class_init, 757 .interfaces = (InterfaceInfo[]) { 758 { TYPE_NMI }, 759 { TYPE_HOTPLUG_HANDLER}, 760 { } 761 }, 762 }; 763 764 #define DEFINE_CCW_MACHINE_IMPL(latest, ...) \ 765 static void MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__)( \ 766 ObjectClass *oc, \ 767 void *data) \ 768 { \ 769 MachineClass *mc = MACHINE_CLASS(oc); \ 770 MACHINE_VER_SYM(class_options, ccw, __VA_ARGS__)(mc); \ 771 mc->desc = "Virtual s390x machine (version " MACHINE_VER_STR(__VA_ARGS__) ")"; \ 772 MACHINE_VER_DEPRECATION(__VA_ARGS__); \ 773 if (latest) { \ 774 mc->alias = "s390-ccw-virtio"; \ 775 mc->is_default = true; \ 776 } \ 777 } \ 778 static void MACHINE_VER_SYM(instance_init, ccw, __VA_ARGS__)(Object *obj) \ 779 { \ 780 MachineState *machine = MACHINE(obj); \ 781 current_mc = S390_CCW_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 782 MACHINE_VER_SYM(instance_options, ccw, __VA_ARGS__)(machine); \ 783 } \ 784 static const TypeInfo MACHINE_VER_SYM(info, ccw, __VA_ARGS__) = \ 785 { \ 786 .name = MACHINE_VER_TYPE_NAME("s390-ccw-virtio", __VA_ARGS__), \ 787 .parent = TYPE_S390_CCW_MACHINE, \ 788 .class_init = MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__), \ 789 .instance_init = MACHINE_VER_SYM(instance_init, ccw, __VA_ARGS__), \ 790 }; \ 791 static void MACHINE_VER_SYM(register, ccw, __VA_ARGS__)(void) \ 792 { \ 793 MACHINE_VER_DELETION(__VA_ARGS__); \ 794 type_register_static(&MACHINE_VER_SYM(info, ccw, __VA_ARGS__)); \ 795 } \ 796 type_init(MACHINE_VER_SYM(register, ccw, __VA_ARGS__)) 797 798 #define DEFINE_CCW_MACHINE_AS_LATEST(major, minor) \ 799 DEFINE_CCW_MACHINE_IMPL(true, major, minor) 800 801 #define DEFINE_CCW_MACHINE(major, minor) \ 802 DEFINE_CCW_MACHINE_IMPL(false, major, minor) 803 804 805 static void ccw_machine_10_0_instance_options(MachineState *machine) 806 { 807 } 808 809 static void ccw_machine_10_0_class_options(MachineClass *mc) 810 { 811 } 812 DEFINE_CCW_MACHINE_AS_LATEST(10, 0); 813 814 static void ccw_machine_9_2_instance_options(MachineState *machine) 815 { 816 ccw_machine_10_0_instance_options(machine); 817 } 818 819 static void ccw_machine_9_2_class_options(MachineClass *mc) 820 { 821 ccw_machine_10_0_class_options(mc); 822 compat_props_add(mc->compat_props, hw_compat_9_2, hw_compat_9_2_len); 823 } 824 DEFINE_CCW_MACHINE(9, 2); 825 826 static void ccw_machine_9_1_instance_options(MachineState *machine) 827 { 828 ccw_machine_9_2_instance_options(machine); 829 } 830 831 static void ccw_machine_9_1_class_options(MachineClass *mc) 832 { 833 ccw_machine_9_2_class_options(mc); 834 compat_props_add(mc->compat_props, hw_compat_9_1, hw_compat_9_1_len); 835 } 836 DEFINE_CCW_MACHINE(9, 1); 837 838 static void ccw_machine_9_0_instance_options(MachineState *machine) 839 { 840 ccw_machine_9_1_instance_options(machine); 841 } 842 843 static void ccw_machine_9_0_class_options(MachineClass *mc) 844 { 845 static GlobalProperty compat[] = { 846 { TYPE_QEMU_S390_FLIC, "migrate-all-state", "off", }, 847 }; 848 849 ccw_machine_9_1_class_options(mc); 850 compat_props_add(mc->compat_props, hw_compat_9_0, hw_compat_9_0_len); 851 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 852 } 853 DEFINE_CCW_MACHINE(9, 0); 854 855 static void ccw_machine_8_2_instance_options(MachineState *machine) 856 { 857 ccw_machine_9_0_instance_options(machine); 858 } 859 860 static void ccw_machine_8_2_class_options(MachineClass *mc) 861 { 862 ccw_machine_9_0_class_options(mc); 863 compat_props_add(mc->compat_props, hw_compat_8_2, hw_compat_8_2_len); 864 } 865 DEFINE_CCW_MACHINE(8, 2); 866 867 static void ccw_machine_8_1_instance_options(MachineState *machine) 868 { 869 ccw_machine_8_2_instance_options(machine); 870 } 871 872 static void ccw_machine_8_1_class_options(MachineClass *mc) 873 { 874 ccw_machine_8_2_class_options(mc); 875 compat_props_add(mc->compat_props, hw_compat_8_1, hw_compat_8_1_len); 876 mc->smp_props.drawers_supported = false; 877 mc->smp_props.books_supported = false; 878 } 879 DEFINE_CCW_MACHINE(8, 1); 880 881 static void ccw_machine_8_0_instance_options(MachineState *machine) 882 { 883 ccw_machine_8_1_instance_options(machine); 884 } 885 886 static void ccw_machine_8_0_class_options(MachineClass *mc) 887 { 888 ccw_machine_8_1_class_options(mc); 889 compat_props_add(mc->compat_props, hw_compat_8_0, hw_compat_8_0_len); 890 } 891 DEFINE_CCW_MACHINE(8, 0); 892 893 static void ccw_machine_7_2_instance_options(MachineState *machine) 894 { 895 ccw_machine_8_0_instance_options(machine); 896 } 897 898 static void ccw_machine_7_2_class_options(MachineClass *mc) 899 { 900 ccw_machine_8_0_class_options(mc); 901 compat_props_add(mc->compat_props, hw_compat_7_2, hw_compat_7_2_len); 902 } 903 DEFINE_CCW_MACHINE(7, 2); 904 905 static void ccw_machine_7_1_instance_options(MachineState *machine) 906 { 907 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_1 }; 908 909 ccw_machine_7_2_instance_options(machine); 910 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAIE); 911 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 912 } 913 914 static void ccw_machine_7_1_class_options(MachineClass *mc) 915 { 916 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 917 static GlobalProperty compat[] = { 918 { TYPE_S390_PCI_DEVICE, "interpret", "off", }, 919 { TYPE_S390_PCI_DEVICE, "forwarding-assist", "off", }, 920 }; 921 922 ccw_machine_7_2_class_options(mc); 923 compat_props_add(mc->compat_props, hw_compat_7_1, hw_compat_7_1_len); 924 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 925 s390mc->max_threads = S390_MAX_CPUS; 926 } 927 DEFINE_CCW_MACHINE(7, 1); 928 929 static void ccw_machine_7_0_instance_options(MachineState *machine) 930 { 931 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_0 }; 932 933 ccw_machine_7_1_instance_options(machine); 934 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 935 } 936 937 static void ccw_machine_7_0_class_options(MachineClass *mc) 938 { 939 ccw_machine_7_1_class_options(mc); 940 compat_props_add(mc->compat_props, hw_compat_7_0, hw_compat_7_0_len); 941 } 942 DEFINE_CCW_MACHINE(7, 0); 943 944 static void ccw_machine_6_2_instance_options(MachineState *machine) 945 { 946 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_2 }; 947 948 ccw_machine_7_0_instance_options(machine); 949 s390_set_qemu_cpu_model(0x3906, 14, 2, qemu_cpu_feat); 950 } 951 952 static void ccw_machine_6_2_class_options(MachineClass *mc) 953 { 954 ccw_machine_7_0_class_options(mc); 955 compat_props_add(mc->compat_props, hw_compat_6_2, hw_compat_6_2_len); 956 } 957 DEFINE_CCW_MACHINE(6, 2); 958 959 static void ccw_machine_6_1_instance_options(MachineState *machine) 960 { 961 ccw_machine_6_2_instance_options(machine); 962 s390_cpudef_featoff_greater(16, 1, S390_FEAT_NNPA); 963 s390_cpudef_featoff_greater(16, 1, S390_FEAT_VECTOR_PACKED_DECIMAL_ENH2); 964 s390_cpudef_featoff_greater(16, 1, S390_FEAT_BEAR_ENH); 965 s390_cpudef_featoff_greater(16, 1, S390_FEAT_RDP); 966 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAI); 967 } 968 969 static void ccw_machine_6_1_class_options(MachineClass *mc) 970 { 971 ccw_machine_6_2_class_options(mc); 972 compat_props_add(mc->compat_props, hw_compat_6_1, hw_compat_6_1_len); 973 mc->smp_props.prefer_sockets = true; 974 } 975 DEFINE_CCW_MACHINE(6, 1); 976 977 static void ccw_machine_6_0_instance_options(MachineState *machine) 978 { 979 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_0 }; 980 981 ccw_machine_6_1_instance_options(machine); 982 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 983 } 984 985 static void ccw_machine_6_0_class_options(MachineClass *mc) 986 { 987 ccw_machine_6_1_class_options(mc); 988 compat_props_add(mc->compat_props, hw_compat_6_0, hw_compat_6_0_len); 989 } 990 DEFINE_CCW_MACHINE(6, 0); 991 992 static void ccw_machine_5_2_instance_options(MachineState *machine) 993 { 994 ccw_machine_6_0_instance_options(machine); 995 } 996 997 static void ccw_machine_5_2_class_options(MachineClass *mc) 998 { 999 ccw_machine_6_0_class_options(mc); 1000 compat_props_add(mc->compat_props, hw_compat_5_2, hw_compat_5_2_len); 1001 } 1002 DEFINE_CCW_MACHINE(5, 2); 1003 1004 static void ccw_machine_5_1_instance_options(MachineState *machine) 1005 { 1006 ccw_machine_5_2_instance_options(machine); 1007 } 1008 1009 static void ccw_machine_5_1_class_options(MachineClass *mc) 1010 { 1011 ccw_machine_5_2_class_options(mc); 1012 compat_props_add(mc->compat_props, hw_compat_5_1, hw_compat_5_1_len); 1013 } 1014 DEFINE_CCW_MACHINE(5, 1); 1015 1016 static void ccw_machine_5_0_instance_options(MachineState *machine) 1017 { 1018 ccw_machine_5_1_instance_options(machine); 1019 } 1020 1021 static void ccw_machine_5_0_class_options(MachineClass *mc) 1022 { 1023 ccw_machine_5_1_class_options(mc); 1024 compat_props_add(mc->compat_props, hw_compat_5_0, hw_compat_5_0_len); 1025 } 1026 DEFINE_CCW_MACHINE(5, 0); 1027 1028 static void ccw_machine_4_2_instance_options(MachineState *machine) 1029 { 1030 ccw_machine_5_0_instance_options(machine); 1031 } 1032 1033 static void ccw_machine_4_2_class_options(MachineClass *mc) 1034 { 1035 ccw_machine_5_0_class_options(mc); 1036 mc->fixup_ram_size = s390_fixup_ram_size; 1037 compat_props_add(mc->compat_props, hw_compat_4_2, hw_compat_4_2_len); 1038 } 1039 DEFINE_CCW_MACHINE(4, 2); 1040 1041 static void ccw_machine_4_1_instance_options(MachineState *machine) 1042 { 1043 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_1 }; 1044 ccw_machine_4_2_instance_options(machine); 1045 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 1046 } 1047 1048 static void ccw_machine_4_1_class_options(MachineClass *mc) 1049 { 1050 ccw_machine_4_2_class_options(mc); 1051 compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len); 1052 } 1053 DEFINE_CCW_MACHINE(4, 1); 1054 1055 static void ccw_machine_4_0_instance_options(MachineState *machine) 1056 { 1057 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 }; 1058 ccw_machine_4_1_instance_options(machine); 1059 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1060 } 1061 1062 static void ccw_machine_4_0_class_options(MachineClass *mc) 1063 { 1064 ccw_machine_4_1_class_options(mc); 1065 compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len); 1066 } 1067 DEFINE_CCW_MACHINE(4, 0); 1068 1069 static void ccw_machine_3_1_instance_options(MachineState *machine) 1070 { 1071 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; 1072 ccw_machine_4_0_instance_options(machine); 1073 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH); 1074 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF); 1075 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1076 } 1077 1078 static void ccw_machine_3_1_class_options(MachineClass *mc) 1079 { 1080 ccw_machine_4_0_class_options(mc); 1081 compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len); 1082 } 1083 DEFINE_CCW_MACHINE(3, 1); 1084 1085 static void ccw_machine_3_0_instance_options(MachineState *machine) 1086 { 1087 ccw_machine_3_1_instance_options(machine); 1088 } 1089 1090 static void ccw_machine_3_0_class_options(MachineClass *mc) 1091 { 1092 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1093 1094 s390mc->hpage_1m_allowed = false; 1095 ccw_machine_3_1_class_options(mc); 1096 compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len); 1097 } 1098 DEFINE_CCW_MACHINE(3, 0); 1099 1100 static void ccw_machine_2_12_instance_options(MachineState *machine) 1101 { 1102 ccw_machine_3_0_instance_options(machine); 1103 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 1104 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 1105 } 1106 1107 static void ccw_machine_2_12_class_options(MachineClass *mc) 1108 { 1109 ccw_machine_3_0_class_options(mc); 1110 compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len); 1111 } 1112 DEFINE_CCW_MACHINE(2, 12); 1113 1114 #ifdef CONFIG_S390X_LEGACY_CPUS 1115 1116 static void ccw_machine_2_11_instance_options(MachineState *machine) 1117 { 1118 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 1119 ccw_machine_2_12_instance_options(machine); 1120 1121 /* before 2.12 we emulated the very first z900 */ 1122 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 1123 } 1124 1125 static void ccw_machine_2_11_class_options(MachineClass *mc) 1126 { 1127 static GlobalProperty compat[] = { 1128 { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", }, 1129 }; 1130 1131 ccw_machine_2_12_class_options(mc); 1132 compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len); 1133 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1134 } 1135 DEFINE_CCW_MACHINE(2, 11); 1136 1137 static void ccw_machine_2_10_instance_options(MachineState *machine) 1138 { 1139 ccw_machine_2_11_instance_options(machine); 1140 } 1141 1142 static void ccw_machine_2_10_class_options(MachineClass *mc) 1143 { 1144 ccw_machine_2_11_class_options(mc); 1145 compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len); 1146 } 1147 DEFINE_CCW_MACHINE(2, 10); 1148 1149 static void ccw_machine_2_9_instance_options(MachineState *machine) 1150 { 1151 ccw_machine_2_10_instance_options(machine); 1152 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 1153 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 1154 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 1155 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 1156 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 1157 } 1158 1159 static void ccw_machine_2_9_class_options(MachineClass *mc) 1160 { 1161 static GlobalProperty compat[] = { 1162 { TYPE_S390_STATTRIB, "migration-enabled", "off", }, 1163 { TYPE_S390_FLIC_COMMON, "migration-enabled", "off", }, 1164 }; 1165 1166 ccw_machine_2_10_class_options(mc); 1167 compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len); 1168 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1169 css_migration_enabled = false; 1170 } 1171 DEFINE_CCW_MACHINE(2, 9); 1172 1173 static void ccw_machine_2_8_instance_options(MachineState *machine) 1174 { 1175 ccw_machine_2_9_instance_options(machine); 1176 } 1177 1178 static void ccw_machine_2_8_class_options(MachineClass *mc) 1179 { 1180 static GlobalProperty compat[] = { 1181 { TYPE_S390_FLIC_COMMON, "adapter_routes_max_batch", "64", }, 1182 }; 1183 1184 ccw_machine_2_9_class_options(mc); 1185 compat_props_add(mc->compat_props, hw_compat_2_8, hw_compat_2_8_len); 1186 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1187 } 1188 DEFINE_CCW_MACHINE(2, 8); 1189 1190 static void ccw_machine_2_7_instance_options(MachineState *machine) 1191 { 1192 ccw_machine_2_8_instance_options(machine); 1193 } 1194 1195 static void ccw_machine_2_7_class_options(MachineClass *mc) 1196 { 1197 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1198 1199 s390mc->cpu_model_allowed = false; 1200 ccw_machine_2_8_class_options(mc); 1201 compat_props_add(mc->compat_props, hw_compat_2_7, hw_compat_2_7_len); 1202 } 1203 DEFINE_CCW_MACHINE(2, 7); 1204 1205 static void ccw_machine_2_6_instance_options(MachineState *machine) 1206 { 1207 ccw_machine_2_7_instance_options(machine); 1208 } 1209 1210 static void ccw_machine_2_6_class_options(MachineClass *mc) 1211 { 1212 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1213 static GlobalProperty compat[] = { 1214 { TYPE_S390_IPL, "iplbext_migration", "off", }, 1215 { TYPE_VIRTUAL_CSS_BRIDGE, "css_dev_path", "off", }, 1216 }; 1217 1218 s390mc->ri_allowed = false; 1219 ccw_machine_2_7_class_options(mc); 1220 compat_props_add(mc->compat_props, hw_compat_2_6, hw_compat_2_6_len); 1221 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1222 } 1223 DEFINE_CCW_MACHINE(2, 6); 1224 1225 static void ccw_machine_2_5_instance_options(MachineState *machine) 1226 { 1227 ccw_machine_2_6_instance_options(machine); 1228 } 1229 1230 static void ccw_machine_2_5_class_options(MachineClass *mc) 1231 { 1232 ccw_machine_2_6_class_options(mc); 1233 compat_props_add(mc->compat_props, hw_compat_2_5, hw_compat_2_5_len); 1234 } 1235 DEFINE_CCW_MACHINE(2, 5); 1236 1237 static void ccw_machine_2_4_instance_options(MachineState *machine) 1238 { 1239 ccw_machine_2_5_instance_options(machine); 1240 } 1241 1242 static void ccw_machine_2_4_class_options(MachineClass *mc) 1243 { 1244 static GlobalProperty compat[] = { 1245 { TYPE_S390_SKEYS, "migration-enabled", "off", }, 1246 { "virtio-blk-ccw", "max_revision", "0", }, 1247 { "virtio-balloon-ccw", "max_revision", "0", }, 1248 { "virtio-serial-ccw", "max_revision", "0", }, 1249 { "virtio-9p-ccw", "max_revision", "0", }, 1250 { "virtio-rng-ccw", "max_revision", "0", }, 1251 { "virtio-net-ccw", "max_revision", "0", }, 1252 { "virtio-scsi-ccw", "max_revision", "0", }, 1253 { "vhost-scsi-ccw", "max_revision", "0", }, 1254 }; 1255 1256 ccw_machine_2_5_class_options(mc); 1257 compat_props_add(mc->compat_props, hw_compat_2_4, hw_compat_2_4_len); 1258 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1259 } 1260 DEFINE_CCW_MACHINE(2, 4); 1261 1262 #endif 1263 1264 static void ccw_machine_register_types(void) 1265 { 1266 type_register_static(&ccw_machine_info); 1267 } 1268 1269 type_init(ccw_machine_register_types) 1270