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 set_memory_limit(uint64_t new_limit) 125 { 126 uint64_t hw_limit; 127 int ret; 128 129 ret = s390_set_memory_limit(new_limit, &hw_limit); 130 if (ret == -E2BIG) { 131 error_report("host supports a maximum of %" PRIu64 " GB", 132 hw_limit / GiB); 133 exit(EXIT_FAILURE); 134 } else if (ret) { 135 error_report("setting the guest size failed"); 136 exit(EXIT_FAILURE); 137 } 138 } 139 140 static void s390_memory_init(MachineState *machine) 141 { 142 MemoryRegion *sysmem = get_system_memory(); 143 MemoryRegion *ram = machine->ram; 144 uint64_t ram_size = memory_region_size(ram); 145 146 if (!QEMU_IS_ALIGNED(ram_size, 1 * MiB)) { 147 /* 148 * SCLP cannot possibly expose smaller granularity right now and KVM 149 * cannot handle smaller granularity. As we don't support NUMA, the 150 * region size directly corresponds to machine->ram_size, and the region 151 * is a single RAM memory region. 152 */ 153 error_report("ram size must be multiples of 1 MiB"); 154 exit(EXIT_FAILURE); 155 } 156 157 set_memory_limit(ram_size); 158 159 /* Map the initial memory. Must happen after setting the memory limit. */ 160 memory_region_add_subregion(sysmem, 0, ram); 161 162 /* 163 * Configure the maximum page size. As no memory devices were created 164 * yet, this is the page size of initial memory only. 165 */ 166 s390_set_max_pagesize(qemu_maxrampagesize(), &error_fatal); 167 /* Initialize storage key device */ 168 s390_skeys_init(); 169 /* Initialize storage attributes device */ 170 s390_stattrib_init(); 171 } 172 173 static void s390_init_ipl_dev(const char *kernel_filename, 174 const char *kernel_cmdline, 175 const char *initrd_filename, const char *firmware, 176 bool enforce_bios) 177 { 178 Object *new = object_new(TYPE_S390_IPL); 179 DeviceState *dev = DEVICE(new); 180 181 if (kernel_filename) { 182 qdev_prop_set_string(dev, "kernel", kernel_filename); 183 } 184 if (initrd_filename) { 185 qdev_prop_set_string(dev, "initrd", initrd_filename); 186 } 187 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 188 qdev_prop_set_string(dev, "firmware", firmware); 189 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 190 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 191 new); 192 object_unref(new); 193 qdev_realize(dev, NULL, &error_fatal); 194 } 195 196 static void s390_create_virtio_net(BusState *bus, const char *name) 197 { 198 DeviceState *dev; 199 int cnt = 0; 200 201 while ((dev = qemu_create_nic_device(name, true, "virtio"))) { 202 g_autofree char *childname = g_strdup_printf("%s[%d]", name, cnt++); 203 object_property_add_child(OBJECT(bus), childname, OBJECT(dev)); 204 qdev_realize_and_unref(dev, bus, &error_fatal); 205 } 206 } 207 208 static void s390_create_sclpconsole(SCLPDevice *sclp, 209 const char *type, Chardev *chardev) 210 { 211 SCLPEventFacility *ef = sclp->event_facility; 212 BusState *ev_fac_bus = sclp_get_event_facility_bus(ef); 213 DeviceState *dev; 214 215 dev = qdev_new(type); 216 object_property_add_child(OBJECT(ef), type, OBJECT(dev)); 217 qdev_prop_set_chr(dev, "chardev", chardev); 218 qdev_realize_and_unref(dev, ev_fac_bus, &error_fatal); 219 } 220 221 static void ccw_init(MachineState *machine) 222 { 223 MachineClass *mc = MACHINE_GET_CLASS(machine); 224 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 225 int ret; 226 VirtualCssBus *css_bus; 227 DeviceState *dev; 228 229 ms->sclp = SCLP(object_new(TYPE_SCLP)); 230 object_property_add_child(OBJECT(machine), TYPE_SCLP, OBJECT(ms->sclp)); 231 qdev_realize_and_unref(DEVICE(ms->sclp), NULL, &error_fatal); 232 233 /* init memory + setup max page size. Required for the CPU model */ 234 s390_memory_init(machine); 235 236 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 237 s390_init_cpus(machine); 238 239 /* Need CPU model to be determined before we can set up PV */ 240 if (machine->cgs) { 241 confidential_guest_kvm_init(machine->cgs, &error_fatal); 242 } 243 244 s390_flic_init(); 245 246 /* init the SIGP facility */ 247 s390_init_sigp(); 248 249 /* create AP bridge and bus(es) */ 250 s390_init_ap(); 251 252 /* get a BUS */ 253 css_bus = virtual_css_bus_init(); 254 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 255 machine->initrd_filename, 256 machine->firmware ?: "s390-ccw.img", 257 true); 258 259 dev = qdev_new(TYPE_S390_PCI_HOST_BRIDGE); 260 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 261 OBJECT(dev)); 262 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); 263 264 s390_enable_css_support(s390_cpu_addr2state(0)); 265 266 ret = css_create_css_image(VIRTUAL_CSSID, true); 267 assert(ret == 0); 268 269 css_register_vmstate(); 270 271 /* Create VirtIO network adapters */ 272 s390_create_virtio_net(BUS(css_bus), mc->default_nic); 273 274 /* init consoles */ 275 if (serial_hd(0)) { 276 s390_create_sclpconsole(ms->sclp, "sclpconsole", serial_hd(0)); 277 } 278 if (serial_hd(1)) { 279 s390_create_sclpconsole(ms->sclp, "sclplmconsole", serial_hd(1)); 280 } 281 282 /* init the TOD clock */ 283 s390_init_tod(); 284 } 285 286 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 287 DeviceState *dev, Error **errp) 288 { 289 ERRP_GUARD(); 290 MachineState *ms = MACHINE(hotplug_dev); 291 S390CPU *cpu = S390_CPU(dev); 292 293 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 294 ms->possible_cpus->cpus[cpu->env.core_id].cpu = CPU(dev); 295 296 if (s390_has_topology()) { 297 s390_topology_setup_cpu(ms, cpu, errp); 298 if (*errp) { 299 return; 300 } 301 } 302 303 if (dev->hotplugged) { 304 raise_irq_cpu_hotplug(); 305 } 306 } 307 308 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 309 { 310 S390CPU *cpu = S390_CPU(cs); 311 312 s390_ipl_prepare_cpu(cpu); 313 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 314 } 315 316 static void s390_machine_unprotect(S390CcwMachineState *ms) 317 { 318 if (!s390_pv_vm_try_disable_async(ms)) { 319 s390_pv_vm_disable(); 320 } 321 ms->pv = false; 322 migrate_del_blocker(&pv_mig_blocker); 323 ram_block_discard_disable(false); 324 } 325 326 static int s390_machine_protect(S390CcwMachineState *ms) 327 { 328 Error *local_err = NULL; 329 int rc; 330 331 /* 332 * Discarding of memory in RAM blocks does not work as expected with 333 * protected VMs. Sharing and unsharing pages would be required. Disable 334 * it for now, until until we have a solution to make at least Linux 335 * guests either support it (e.g., virtio-balloon) or fail gracefully. 336 */ 337 rc = ram_block_discard_disable(true); 338 if (rc) { 339 error_report("protected VMs: cannot disable RAM discard"); 340 return rc; 341 } 342 343 error_setg(&pv_mig_blocker, 344 "protected VMs are currently not migratable."); 345 rc = migrate_add_blocker(&pv_mig_blocker, &local_err); 346 if (rc) { 347 ram_block_discard_disable(false); 348 error_report_err(local_err); 349 return rc; 350 } 351 352 /* Create SE VM */ 353 rc = s390_pv_vm_enable(); 354 if (rc) { 355 ram_block_discard_disable(false); 356 migrate_del_blocker(&pv_mig_blocker); 357 return rc; 358 } 359 360 ms->pv = true; 361 362 /* Will return 0 if API is not available since it's not vital */ 363 rc = s390_pv_query_info(); 364 if (rc) { 365 goto out_err; 366 } 367 368 /* Set SE header and unpack */ 369 rc = s390_ipl_prepare_pv_header(&local_err); 370 if (rc) { 371 goto out_err; 372 } 373 374 /* Decrypt image */ 375 rc = s390_ipl_pv_unpack(); 376 if (rc) { 377 goto out_err; 378 } 379 380 /* Verify integrity */ 381 rc = s390_pv_verify(); 382 if (rc) { 383 goto out_err; 384 } 385 return rc; 386 387 out_err: 388 if (local_err) { 389 error_report_err(local_err); 390 } 391 s390_machine_unprotect(ms); 392 return rc; 393 } 394 395 static void s390_pv_prepare_reset(S390CcwMachineState *ms) 396 { 397 CPUState *cs; 398 399 if (!s390_is_pv()) { 400 return; 401 } 402 /* Unsharing requires all cpus to be stopped */ 403 CPU_FOREACH(cs) { 404 s390_cpu_set_state(S390_CPU_STATE_STOPPED, S390_CPU(cs)); 405 } 406 s390_pv_unshare(); 407 s390_pv_prep_reset(); 408 } 409 410 static void s390_machine_reset(MachineState *machine, ResetType type) 411 { 412 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 413 enum s390_reset reset_type; 414 CPUState *cs, *t; 415 S390CPU *cpu; 416 417 /* get the reset parameters, reset them once done */ 418 s390_ipl_get_reset_request(&cs, &reset_type); 419 420 /* all CPUs are paused and synchronized at this point */ 421 s390_cmma_reset(); 422 423 cpu = S390_CPU(cs); 424 425 switch (reset_type) { 426 case S390_RESET_EXTERNAL: 427 case S390_RESET_REIPL: 428 /* 429 * Reset the subsystem which includes a AP reset. If a PV 430 * guest had APQNs attached the AP reset is a prerequisite to 431 * unprotecting since the UV checks if all APQNs are reset. 432 */ 433 subsystem_reset(); 434 if (s390_is_pv()) { 435 s390_machine_unprotect(ms); 436 } 437 438 /* 439 * Device reset includes CPU clear resets so this has to be 440 * done AFTER the unprotect call above. 441 */ 442 qemu_devices_reset(type); 443 s390_crypto_reset(); 444 445 /* configure and start the ipl CPU only */ 446 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 447 break; 448 case S390_RESET_MODIFIED_CLEAR: 449 /* 450 * Subsystem reset needs to be done before we unshare memory 451 * and lose access to VIRTIO structures in guest memory. 452 */ 453 subsystem_reset(); 454 s390_crypto_reset(); 455 s390_pv_prepare_reset(ms); 456 CPU_FOREACH(t) { 457 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 458 } 459 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 460 break; 461 case S390_RESET_LOAD_NORMAL: 462 /* 463 * Subsystem reset needs to be done before we unshare memory 464 * and lose access to VIRTIO structures in guest memory. 465 */ 466 subsystem_reset(); 467 s390_pv_prepare_reset(ms); 468 CPU_FOREACH(t) { 469 if (t == cs) { 470 continue; 471 } 472 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 473 } 474 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 475 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 476 break; 477 case S390_RESET_PV: /* Subcode 10 */ 478 subsystem_reset(); 479 s390_crypto_reset(); 480 481 CPU_FOREACH(t) { 482 if (t == cs) { 483 continue; 484 } 485 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 486 } 487 run_on_cpu(cs, s390_do_cpu_reset, RUN_ON_CPU_NULL); 488 489 if (s390_machine_protect(ms)) { 490 s390_pv_inject_reset_error(cs); 491 /* 492 * Continue after the diag308 so the guest knows something 493 * went wrong. 494 */ 495 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 496 return; 497 } 498 499 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 500 break; 501 default: 502 g_assert_not_reached(); 503 } 504 505 CPU_FOREACH(t) { 506 run_on_cpu(t, s390_do_cpu_set_diag318, RUN_ON_CPU_HOST_ULONG(0)); 507 } 508 s390_ipl_clear_reset_request(); 509 } 510 511 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 512 DeviceState *dev, Error **errp) 513 { 514 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 515 s390_cpu_plug(hotplug_dev, dev, errp); 516 } 517 } 518 519 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 520 DeviceState *dev, Error **errp) 521 { 522 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 523 error_setg(errp, "CPU hot unplug not supported on this machine"); 524 return; 525 } 526 } 527 528 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 529 unsigned cpu_index) 530 { 531 MachineClass *mc = MACHINE_GET_CLASS(ms); 532 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 533 534 assert(cpu_index < possible_cpus->len); 535 return possible_cpus->cpus[cpu_index].props; 536 } 537 538 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 539 { 540 int i; 541 unsigned int max_cpus = ms->smp.max_cpus; 542 543 if (ms->possible_cpus) { 544 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 545 return ms->possible_cpus; 546 } 547 548 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 549 sizeof(CPUArchId) * max_cpus); 550 ms->possible_cpus->len = max_cpus; 551 for (i = 0; i < ms->possible_cpus->len; i++) { 552 CpuInstanceProperties *props = &ms->possible_cpus->cpus[i].props; 553 554 ms->possible_cpus->cpus[i].type = ms->cpu_type; 555 ms->possible_cpus->cpus[i].vcpus_count = 1; 556 ms->possible_cpus->cpus[i].arch_id = i; 557 558 props->has_core_id = true; 559 props->core_id = i; 560 props->has_socket_id = true; 561 props->socket_id = s390_std_socket(i, &ms->smp); 562 props->has_book_id = true; 563 props->book_id = s390_std_book(i, &ms->smp); 564 props->has_drawer_id = true; 565 props->drawer_id = s390_std_drawer(i, &ms->smp); 566 } 567 568 return ms->possible_cpus; 569 } 570 571 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 572 DeviceState *dev) 573 { 574 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 575 return HOTPLUG_HANDLER(machine); 576 } 577 return NULL; 578 } 579 580 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 581 { 582 CPUState *cs = qemu_get_cpu(cpu_index); 583 584 s390_cpu_restart(S390_CPU(cs)); 585 } 586 587 static ram_addr_t s390_fixup_ram_size(ram_addr_t sz) 588 { 589 /* same logic as in sclp.c */ 590 int increment_size = 20; 591 ram_addr_t newsz; 592 593 while ((sz >> increment_size) > MAX_STORAGE_INCREMENTS) { 594 increment_size++; 595 } 596 newsz = sz >> increment_size << increment_size; 597 598 if (sz != newsz) { 599 qemu_printf("Ram size %" PRIu64 "MB was fixed up to %" PRIu64 600 "MB to match machine restrictions. Consider updating " 601 "the guest definition.\n", (uint64_t) (sz / MiB), 602 (uint64_t) (newsz / MiB)); 603 } 604 return newsz; 605 } 606 607 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 608 { 609 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 610 611 return ms->aes_key_wrap; 612 } 613 614 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 615 Error **errp) 616 { 617 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 618 619 ms->aes_key_wrap = value; 620 } 621 622 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 623 { 624 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 625 626 return ms->dea_key_wrap; 627 } 628 629 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 630 Error **errp) 631 { 632 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 633 634 ms->dea_key_wrap = value; 635 } 636 637 static S390CcwMachineClass *current_mc; 638 639 /* 640 * Get the class of the s390-ccw-virtio machine that is currently in use. 641 * Note: libvirt is using the "none" machine to probe for the features of the 642 * host CPU, so in case this is called with the "none" machine, the function 643 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the 644 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers 645 * below return the correct default value for the "none" machine. 646 * 647 * Attention! Do *not* add additional new wrappers for CPU features (e.g. like 648 * the ri_allowed() wrapper) via this mechanism anymore. CPU features should 649 * be handled via the CPU models, i.e. checking with cpu_model_allowed() during 650 * CPU initialization and s390_has_feat() later should be sufficient. 651 */ 652 static S390CcwMachineClass *get_machine_class(void) 653 { 654 if (unlikely(!current_mc)) { 655 /* 656 * No s390 ccw machine was instantiated, we are likely to 657 * be called for the 'none' machine. The properties will 658 * have their after-initialization values. 659 */ 660 current_mc = S390_CCW_MACHINE_CLASS( 661 object_class_by_name(TYPE_S390_CCW_MACHINE)); 662 } 663 return current_mc; 664 } 665 666 bool ri_allowed(void) 667 { 668 return get_machine_class()->ri_allowed; 669 } 670 671 bool cpu_model_allowed(void) 672 { 673 return get_machine_class()->cpu_model_allowed; 674 } 675 676 bool hpage_1m_allowed(void) 677 { 678 return get_machine_class()->hpage_1m_allowed; 679 } 680 681 static void machine_get_loadparm(Object *obj, Visitor *v, 682 const char *name, void *opaque, 683 Error **errp) 684 { 685 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 686 char *str = g_strndup((char *) ms->loadparm, sizeof(ms->loadparm)); 687 688 visit_type_str(v, name, &str, errp); 689 g_free(str); 690 } 691 692 static void machine_set_loadparm(Object *obj, Visitor *v, 693 const char *name, void *opaque, 694 Error **errp) 695 { 696 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 697 char *val; 698 699 if (!visit_type_str(v, name, &val, errp)) { 700 return; 701 } 702 703 s390_ipl_fmt_loadparm(ms->loadparm, val, errp); 704 } 705 706 static void ccw_machine_class_init(ObjectClass *oc, void *data) 707 { 708 MachineClass *mc = MACHINE_CLASS(oc); 709 NMIClass *nc = NMI_CLASS(oc); 710 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 711 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 712 713 s390mc->ri_allowed = true; 714 s390mc->cpu_model_allowed = true; 715 s390mc->hpage_1m_allowed = true; 716 s390mc->max_threads = 1; 717 mc->init = ccw_init; 718 mc->reset = s390_machine_reset; 719 mc->block_default_type = IF_VIRTIO; 720 mc->no_cdrom = 1; 721 mc->no_floppy = 1; 722 mc->no_parallel = 1; 723 mc->no_sdcard = 1; 724 mc->max_cpus = S390_MAX_CPUS; 725 mc->has_hotpluggable_cpus = true; 726 mc->smp_props.books_supported = true; 727 mc->smp_props.drawers_supported = true; 728 assert(!mc->get_hotplug_handler); 729 mc->get_hotplug_handler = s390_get_hotplug_handler; 730 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 731 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 732 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 733 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 734 hc->plug = s390_machine_device_plug; 735 hc->unplug_request = s390_machine_device_unplug_request; 736 nc->nmi_monitor_handler = s390_nmi; 737 mc->default_ram_id = "s390.ram"; 738 mc->default_nic = "virtio-net-ccw"; 739 740 object_class_property_add_bool(oc, "aes-key-wrap", 741 machine_get_aes_key_wrap, 742 machine_set_aes_key_wrap); 743 object_class_property_set_description(oc, "aes-key-wrap", 744 "enable/disable AES key wrapping using the CPACF wrapping key"); 745 746 object_class_property_add_bool(oc, "dea-key-wrap", 747 machine_get_dea_key_wrap, 748 machine_set_dea_key_wrap); 749 object_class_property_set_description(oc, "dea-key-wrap", 750 "enable/disable DEA key wrapping using the CPACF wrapping key"); 751 752 object_class_property_add(oc, "loadparm", "loadparm", 753 machine_get_loadparm, machine_set_loadparm, 754 NULL, NULL); 755 object_class_property_set_description(oc, "loadparm", 756 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 757 " to upper case) to pass to machine loader, boot manager," 758 " and guest kernel"); 759 } 760 761 static inline void s390_machine_initfn(Object *obj) 762 { 763 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 764 765 ms->aes_key_wrap = true; 766 ms->dea_key_wrap = true; 767 } 768 769 static const TypeInfo ccw_machine_info = { 770 .name = TYPE_S390_CCW_MACHINE, 771 .parent = TYPE_MACHINE, 772 .abstract = true, 773 .instance_size = sizeof(S390CcwMachineState), 774 .instance_init = s390_machine_initfn, 775 .class_size = sizeof(S390CcwMachineClass), 776 .class_init = ccw_machine_class_init, 777 .interfaces = (InterfaceInfo[]) { 778 { TYPE_NMI }, 779 { TYPE_HOTPLUG_HANDLER}, 780 { } 781 }, 782 }; 783 784 #define DEFINE_CCW_MACHINE_IMPL(latest, ...) \ 785 static void MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__)( \ 786 ObjectClass *oc, \ 787 void *data) \ 788 { \ 789 MachineClass *mc = MACHINE_CLASS(oc); \ 790 MACHINE_VER_SYM(class_options, ccw, __VA_ARGS__)(mc); \ 791 mc->desc = "Virtual s390x machine (version " MACHINE_VER_STR(__VA_ARGS__) ")"; \ 792 MACHINE_VER_DEPRECATION(__VA_ARGS__); \ 793 if (latest) { \ 794 mc->alias = "s390-ccw-virtio"; \ 795 mc->is_default = true; \ 796 } \ 797 } \ 798 static void MACHINE_VER_SYM(instance_init, ccw, __VA_ARGS__)(Object *obj) \ 799 { \ 800 MachineState *machine = MACHINE(obj); \ 801 current_mc = S390_CCW_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 802 MACHINE_VER_SYM(instance_options, ccw, __VA_ARGS__)(machine); \ 803 } \ 804 static const TypeInfo MACHINE_VER_SYM(info, ccw, __VA_ARGS__) = \ 805 { \ 806 .name = MACHINE_VER_TYPE_NAME("s390-ccw-virtio", __VA_ARGS__), \ 807 .parent = TYPE_S390_CCW_MACHINE, \ 808 .class_init = MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__), \ 809 .instance_init = MACHINE_VER_SYM(instance_init, ccw, __VA_ARGS__), \ 810 }; \ 811 static void MACHINE_VER_SYM(register, ccw, __VA_ARGS__)(void) \ 812 { \ 813 MACHINE_VER_DELETION(__VA_ARGS__); \ 814 type_register_static(&MACHINE_VER_SYM(info, ccw, __VA_ARGS__)); \ 815 } \ 816 type_init(MACHINE_VER_SYM(register, ccw, __VA_ARGS__)) 817 818 #define DEFINE_CCW_MACHINE_AS_LATEST(major, minor) \ 819 DEFINE_CCW_MACHINE_IMPL(true, major, minor) 820 821 #define DEFINE_CCW_MACHINE(major, minor) \ 822 DEFINE_CCW_MACHINE_IMPL(false, major, minor) 823 824 825 static void ccw_machine_10_0_instance_options(MachineState *machine) 826 { 827 } 828 829 static void ccw_machine_10_0_class_options(MachineClass *mc) 830 { 831 } 832 DEFINE_CCW_MACHINE_AS_LATEST(10, 0); 833 834 static void ccw_machine_9_2_instance_options(MachineState *machine) 835 { 836 ccw_machine_10_0_instance_options(machine); 837 } 838 839 static void ccw_machine_9_2_class_options(MachineClass *mc) 840 { 841 ccw_machine_10_0_class_options(mc); 842 compat_props_add(mc->compat_props, hw_compat_9_2, hw_compat_9_2_len); 843 } 844 DEFINE_CCW_MACHINE(9, 2); 845 846 static void ccw_machine_9_1_instance_options(MachineState *machine) 847 { 848 ccw_machine_9_2_instance_options(machine); 849 } 850 851 static void ccw_machine_9_1_class_options(MachineClass *mc) 852 { 853 ccw_machine_9_2_class_options(mc); 854 compat_props_add(mc->compat_props, hw_compat_9_1, hw_compat_9_1_len); 855 } 856 DEFINE_CCW_MACHINE(9, 1); 857 858 static void ccw_machine_9_0_instance_options(MachineState *machine) 859 { 860 ccw_machine_9_1_instance_options(machine); 861 } 862 863 static void ccw_machine_9_0_class_options(MachineClass *mc) 864 { 865 static GlobalProperty compat[] = { 866 { TYPE_QEMU_S390_FLIC, "migrate-all-state", "off", }, 867 }; 868 869 ccw_machine_9_1_class_options(mc); 870 compat_props_add(mc->compat_props, hw_compat_9_0, hw_compat_9_0_len); 871 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 872 } 873 DEFINE_CCW_MACHINE(9, 0); 874 875 static void ccw_machine_8_2_instance_options(MachineState *machine) 876 { 877 ccw_machine_9_0_instance_options(machine); 878 } 879 880 static void ccw_machine_8_2_class_options(MachineClass *mc) 881 { 882 ccw_machine_9_0_class_options(mc); 883 compat_props_add(mc->compat_props, hw_compat_8_2, hw_compat_8_2_len); 884 } 885 DEFINE_CCW_MACHINE(8, 2); 886 887 static void ccw_machine_8_1_instance_options(MachineState *machine) 888 { 889 ccw_machine_8_2_instance_options(machine); 890 } 891 892 static void ccw_machine_8_1_class_options(MachineClass *mc) 893 { 894 ccw_machine_8_2_class_options(mc); 895 compat_props_add(mc->compat_props, hw_compat_8_1, hw_compat_8_1_len); 896 mc->smp_props.drawers_supported = false; 897 mc->smp_props.books_supported = false; 898 } 899 DEFINE_CCW_MACHINE(8, 1); 900 901 static void ccw_machine_8_0_instance_options(MachineState *machine) 902 { 903 ccw_machine_8_1_instance_options(machine); 904 } 905 906 static void ccw_machine_8_0_class_options(MachineClass *mc) 907 { 908 ccw_machine_8_1_class_options(mc); 909 compat_props_add(mc->compat_props, hw_compat_8_0, hw_compat_8_0_len); 910 } 911 DEFINE_CCW_MACHINE(8, 0); 912 913 static void ccw_machine_7_2_instance_options(MachineState *machine) 914 { 915 ccw_machine_8_0_instance_options(machine); 916 } 917 918 static void ccw_machine_7_2_class_options(MachineClass *mc) 919 { 920 ccw_machine_8_0_class_options(mc); 921 compat_props_add(mc->compat_props, hw_compat_7_2, hw_compat_7_2_len); 922 } 923 DEFINE_CCW_MACHINE(7, 2); 924 925 static void ccw_machine_7_1_instance_options(MachineState *machine) 926 { 927 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_1 }; 928 929 ccw_machine_7_2_instance_options(machine); 930 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAIE); 931 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 932 } 933 934 static void ccw_machine_7_1_class_options(MachineClass *mc) 935 { 936 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 937 static GlobalProperty compat[] = { 938 { TYPE_S390_PCI_DEVICE, "interpret", "off", }, 939 { TYPE_S390_PCI_DEVICE, "forwarding-assist", "off", }, 940 }; 941 942 ccw_machine_7_2_class_options(mc); 943 compat_props_add(mc->compat_props, hw_compat_7_1, hw_compat_7_1_len); 944 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 945 s390mc->max_threads = S390_MAX_CPUS; 946 } 947 DEFINE_CCW_MACHINE(7, 1); 948 949 static void ccw_machine_7_0_instance_options(MachineState *machine) 950 { 951 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_0 }; 952 953 ccw_machine_7_1_instance_options(machine); 954 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 955 } 956 957 static void ccw_machine_7_0_class_options(MachineClass *mc) 958 { 959 ccw_machine_7_1_class_options(mc); 960 compat_props_add(mc->compat_props, hw_compat_7_0, hw_compat_7_0_len); 961 } 962 DEFINE_CCW_MACHINE(7, 0); 963 964 static void ccw_machine_6_2_instance_options(MachineState *machine) 965 { 966 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_2 }; 967 968 ccw_machine_7_0_instance_options(machine); 969 s390_set_qemu_cpu_model(0x3906, 14, 2, qemu_cpu_feat); 970 } 971 972 static void ccw_machine_6_2_class_options(MachineClass *mc) 973 { 974 ccw_machine_7_0_class_options(mc); 975 compat_props_add(mc->compat_props, hw_compat_6_2, hw_compat_6_2_len); 976 } 977 DEFINE_CCW_MACHINE(6, 2); 978 979 static void ccw_machine_6_1_instance_options(MachineState *machine) 980 { 981 ccw_machine_6_2_instance_options(machine); 982 s390_cpudef_featoff_greater(16, 1, S390_FEAT_NNPA); 983 s390_cpudef_featoff_greater(16, 1, S390_FEAT_VECTOR_PACKED_DECIMAL_ENH2); 984 s390_cpudef_featoff_greater(16, 1, S390_FEAT_BEAR_ENH); 985 s390_cpudef_featoff_greater(16, 1, S390_FEAT_RDP); 986 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAI); 987 } 988 989 static void ccw_machine_6_1_class_options(MachineClass *mc) 990 { 991 ccw_machine_6_2_class_options(mc); 992 compat_props_add(mc->compat_props, hw_compat_6_1, hw_compat_6_1_len); 993 mc->smp_props.prefer_sockets = true; 994 } 995 DEFINE_CCW_MACHINE(6, 1); 996 997 static void ccw_machine_6_0_instance_options(MachineState *machine) 998 { 999 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_0 }; 1000 1001 ccw_machine_6_1_instance_options(machine); 1002 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 1003 } 1004 1005 static void ccw_machine_6_0_class_options(MachineClass *mc) 1006 { 1007 ccw_machine_6_1_class_options(mc); 1008 compat_props_add(mc->compat_props, hw_compat_6_0, hw_compat_6_0_len); 1009 } 1010 DEFINE_CCW_MACHINE(6, 0); 1011 1012 static void ccw_machine_5_2_instance_options(MachineState *machine) 1013 { 1014 ccw_machine_6_0_instance_options(machine); 1015 } 1016 1017 static void ccw_machine_5_2_class_options(MachineClass *mc) 1018 { 1019 ccw_machine_6_0_class_options(mc); 1020 compat_props_add(mc->compat_props, hw_compat_5_2, hw_compat_5_2_len); 1021 } 1022 DEFINE_CCW_MACHINE(5, 2); 1023 1024 static void ccw_machine_5_1_instance_options(MachineState *machine) 1025 { 1026 ccw_machine_5_2_instance_options(machine); 1027 } 1028 1029 static void ccw_machine_5_1_class_options(MachineClass *mc) 1030 { 1031 ccw_machine_5_2_class_options(mc); 1032 compat_props_add(mc->compat_props, hw_compat_5_1, hw_compat_5_1_len); 1033 } 1034 DEFINE_CCW_MACHINE(5, 1); 1035 1036 static void ccw_machine_5_0_instance_options(MachineState *machine) 1037 { 1038 ccw_machine_5_1_instance_options(machine); 1039 } 1040 1041 static void ccw_machine_5_0_class_options(MachineClass *mc) 1042 { 1043 ccw_machine_5_1_class_options(mc); 1044 compat_props_add(mc->compat_props, hw_compat_5_0, hw_compat_5_0_len); 1045 } 1046 DEFINE_CCW_MACHINE(5, 0); 1047 1048 static void ccw_machine_4_2_instance_options(MachineState *machine) 1049 { 1050 ccw_machine_5_0_instance_options(machine); 1051 } 1052 1053 static void ccw_machine_4_2_class_options(MachineClass *mc) 1054 { 1055 ccw_machine_5_0_class_options(mc); 1056 mc->fixup_ram_size = s390_fixup_ram_size; 1057 compat_props_add(mc->compat_props, hw_compat_4_2, hw_compat_4_2_len); 1058 } 1059 DEFINE_CCW_MACHINE(4, 2); 1060 1061 static void ccw_machine_4_1_instance_options(MachineState *machine) 1062 { 1063 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_1 }; 1064 ccw_machine_4_2_instance_options(machine); 1065 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 1066 } 1067 1068 static void ccw_machine_4_1_class_options(MachineClass *mc) 1069 { 1070 ccw_machine_4_2_class_options(mc); 1071 compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len); 1072 } 1073 DEFINE_CCW_MACHINE(4, 1); 1074 1075 static void ccw_machine_4_0_instance_options(MachineState *machine) 1076 { 1077 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 }; 1078 ccw_machine_4_1_instance_options(machine); 1079 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1080 } 1081 1082 static void ccw_machine_4_0_class_options(MachineClass *mc) 1083 { 1084 ccw_machine_4_1_class_options(mc); 1085 compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len); 1086 } 1087 DEFINE_CCW_MACHINE(4, 0); 1088 1089 static void ccw_machine_3_1_instance_options(MachineState *machine) 1090 { 1091 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; 1092 ccw_machine_4_0_instance_options(machine); 1093 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH); 1094 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF); 1095 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1096 } 1097 1098 static void ccw_machine_3_1_class_options(MachineClass *mc) 1099 { 1100 ccw_machine_4_0_class_options(mc); 1101 compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len); 1102 } 1103 DEFINE_CCW_MACHINE(3, 1); 1104 1105 static void ccw_machine_3_0_instance_options(MachineState *machine) 1106 { 1107 ccw_machine_3_1_instance_options(machine); 1108 } 1109 1110 static void ccw_machine_3_0_class_options(MachineClass *mc) 1111 { 1112 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1113 1114 s390mc->hpage_1m_allowed = false; 1115 ccw_machine_3_1_class_options(mc); 1116 compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len); 1117 } 1118 DEFINE_CCW_MACHINE(3, 0); 1119 1120 static void ccw_machine_2_12_instance_options(MachineState *machine) 1121 { 1122 ccw_machine_3_0_instance_options(machine); 1123 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 1124 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 1125 } 1126 1127 static void ccw_machine_2_12_class_options(MachineClass *mc) 1128 { 1129 ccw_machine_3_0_class_options(mc); 1130 compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len); 1131 } 1132 DEFINE_CCW_MACHINE(2, 12); 1133 1134 #ifdef CONFIG_S390X_LEGACY_CPUS 1135 1136 static void ccw_machine_2_11_instance_options(MachineState *machine) 1137 { 1138 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 1139 ccw_machine_2_12_instance_options(machine); 1140 1141 /* before 2.12 we emulated the very first z900 */ 1142 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 1143 } 1144 1145 static void ccw_machine_2_11_class_options(MachineClass *mc) 1146 { 1147 static GlobalProperty compat[] = { 1148 { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", }, 1149 }; 1150 1151 ccw_machine_2_12_class_options(mc); 1152 compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len); 1153 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1154 } 1155 DEFINE_CCW_MACHINE(2, 11); 1156 1157 static void ccw_machine_2_10_instance_options(MachineState *machine) 1158 { 1159 ccw_machine_2_11_instance_options(machine); 1160 } 1161 1162 static void ccw_machine_2_10_class_options(MachineClass *mc) 1163 { 1164 ccw_machine_2_11_class_options(mc); 1165 compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len); 1166 } 1167 DEFINE_CCW_MACHINE(2, 10); 1168 1169 static void ccw_machine_2_9_instance_options(MachineState *machine) 1170 { 1171 ccw_machine_2_10_instance_options(machine); 1172 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 1173 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 1174 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 1175 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 1176 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 1177 } 1178 1179 static void ccw_machine_2_9_class_options(MachineClass *mc) 1180 { 1181 static GlobalProperty compat[] = { 1182 { TYPE_S390_STATTRIB, "migration-enabled", "off", }, 1183 { TYPE_S390_FLIC_COMMON, "migration-enabled", "off", }, 1184 }; 1185 1186 ccw_machine_2_10_class_options(mc); 1187 compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len); 1188 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1189 css_migration_enabled = false; 1190 } 1191 DEFINE_CCW_MACHINE(2, 9); 1192 1193 static void ccw_machine_2_8_instance_options(MachineState *machine) 1194 { 1195 ccw_machine_2_9_instance_options(machine); 1196 } 1197 1198 static void ccw_machine_2_8_class_options(MachineClass *mc) 1199 { 1200 static GlobalProperty compat[] = { 1201 { TYPE_S390_FLIC_COMMON, "adapter_routes_max_batch", "64", }, 1202 }; 1203 1204 ccw_machine_2_9_class_options(mc); 1205 compat_props_add(mc->compat_props, hw_compat_2_8, hw_compat_2_8_len); 1206 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1207 } 1208 DEFINE_CCW_MACHINE(2, 8); 1209 1210 static void ccw_machine_2_7_instance_options(MachineState *machine) 1211 { 1212 ccw_machine_2_8_instance_options(machine); 1213 } 1214 1215 static void ccw_machine_2_7_class_options(MachineClass *mc) 1216 { 1217 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1218 1219 s390mc->cpu_model_allowed = false; 1220 ccw_machine_2_8_class_options(mc); 1221 compat_props_add(mc->compat_props, hw_compat_2_7, hw_compat_2_7_len); 1222 } 1223 DEFINE_CCW_MACHINE(2, 7); 1224 1225 static void ccw_machine_2_6_instance_options(MachineState *machine) 1226 { 1227 ccw_machine_2_7_instance_options(machine); 1228 } 1229 1230 static void ccw_machine_2_6_class_options(MachineClass *mc) 1231 { 1232 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1233 static GlobalProperty compat[] = { 1234 { TYPE_S390_IPL, "iplbext_migration", "off", }, 1235 { TYPE_VIRTUAL_CSS_BRIDGE, "css_dev_path", "off", }, 1236 }; 1237 1238 s390mc->ri_allowed = false; 1239 ccw_machine_2_7_class_options(mc); 1240 compat_props_add(mc->compat_props, hw_compat_2_6, hw_compat_2_6_len); 1241 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1242 } 1243 DEFINE_CCW_MACHINE(2, 6); 1244 1245 static void ccw_machine_2_5_instance_options(MachineState *machine) 1246 { 1247 ccw_machine_2_6_instance_options(machine); 1248 } 1249 1250 static void ccw_machine_2_5_class_options(MachineClass *mc) 1251 { 1252 ccw_machine_2_6_class_options(mc); 1253 compat_props_add(mc->compat_props, hw_compat_2_5, hw_compat_2_5_len); 1254 } 1255 DEFINE_CCW_MACHINE(2, 5); 1256 1257 static void ccw_machine_2_4_instance_options(MachineState *machine) 1258 { 1259 ccw_machine_2_5_instance_options(machine); 1260 } 1261 1262 static void ccw_machine_2_4_class_options(MachineClass *mc) 1263 { 1264 static GlobalProperty compat[] = { 1265 { TYPE_S390_SKEYS, "migration-enabled", "off", }, 1266 { "virtio-blk-ccw", "max_revision", "0", }, 1267 { "virtio-balloon-ccw", "max_revision", "0", }, 1268 { "virtio-serial-ccw", "max_revision", "0", }, 1269 { "virtio-9p-ccw", "max_revision", "0", }, 1270 { "virtio-rng-ccw", "max_revision", "0", }, 1271 { "virtio-net-ccw", "max_revision", "0", }, 1272 { "virtio-scsi-ccw", "max_revision", "0", }, 1273 { "vhost-scsi-ccw", "max_revision", "0", }, 1274 }; 1275 1276 ccw_machine_2_5_class_options(mc); 1277 compat_props_add(mc->compat_props, hw_compat_2_4, hw_compat_2_4_len); 1278 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1279 } 1280 DEFINE_CCW_MACHINE(2, 4); 1281 1282 #endif 1283 1284 static void ccw_machine_register_types(void) 1285 { 1286 type_register_static(&ccw_machine_info); 1287 } 1288 1289 type_init(ccw_machine_register_types) 1290