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/s390x/s390-virtio-hcall.h" 19 #include "hw/s390x/sclp.h" 20 #include "hw/s390x/s390_flic.h" 21 #include "hw/s390x/ioinst.h" 22 #include "hw/s390x/css.h" 23 #include "virtio-ccw.h" 24 #include "qemu/config-file.h" 25 #include "qemu/ctype.h" 26 #include "qemu/error-report.h" 27 #include "qemu/option.h" 28 #include "qemu/qemu-print.h" 29 #include "qemu/units.h" 30 #include "hw/s390x/s390-pci-bus.h" 31 #include "sysemu/reset.h" 32 #include "hw/s390x/storage-keys.h" 33 #include "hw/s390x/storage-attributes.h" 34 #include "hw/s390x/event-facility.h" 35 #include "ipl.h" 36 #include "hw/s390x/s390-virtio-ccw.h" 37 #include "hw/s390x/css-bridge.h" 38 #include "hw/s390x/ap-bridge.h" 39 #include "migration/register.h" 40 #include "cpu_models.h" 41 #include "hw/nmi.h" 42 #include "hw/qdev-properties.h" 43 #include "hw/s390x/tod.h" 44 #include "sysemu/sysemu.h" 45 #include "sysemu/cpus.h" 46 #include "target/s390x/kvm/pv.h" 47 #include "migration/blocker.h" 48 #include "qapi/visitor.h" 49 #include "hw/s390x/cpu-topology.h" 50 #include CONFIG_DEVICES 51 52 static Error *pv_mig_blocker; 53 54 static S390CPU *s390x_new_cpu(const char *typename, uint32_t core_id, 55 Error **errp) 56 { 57 S390CPU *cpu = S390_CPU(object_new(typename)); 58 S390CPU *ret = NULL; 59 60 if (!object_property_set_int(OBJECT(cpu), "core-id", core_id, errp)) { 61 goto out; 62 } 63 if (!qdev_realize(DEVICE(cpu), NULL, errp)) { 64 goto out; 65 } 66 ret = cpu; 67 68 out: 69 object_unref(OBJECT(cpu)); 70 return ret; 71 } 72 73 static void s390_init_cpus(MachineState *machine) 74 { 75 MachineClass *mc = MACHINE_GET_CLASS(machine); 76 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 77 int i; 78 79 if (machine->smp.threads > s390mc->max_threads) { 80 error_report("S390 does not support more than %d threads.", 81 s390mc->max_threads); 82 exit(1); 83 } 84 85 /* initialize possible_cpus */ 86 mc->possible_cpu_arch_ids(machine); 87 88 for (i = 0; i < machine->smp.cpus; i++) { 89 s390x_new_cpu(machine->cpu_type, i, &error_fatal); 90 } 91 } 92 93 static const char *const reset_dev_types[] = { 94 TYPE_VIRTUAL_CSS_BRIDGE, 95 "s390-sclp-event-facility", 96 "s390-flic", 97 "diag288", 98 TYPE_S390_PCI_HOST_BRIDGE, 99 TYPE_AP_BRIDGE, 100 }; 101 102 static void subsystem_reset(void) 103 { 104 DeviceState *dev; 105 int i; 106 107 /* 108 * ISM firmware is sensitive to unexpected changes to the IOMMU, which can 109 * occur during reset of the vfio-pci device (unmap of entire aperture). 110 * Ensure any passthrough ISM devices are reset now, while CPUs are paused 111 * but before vfio-pci cleanup occurs. 112 */ 113 s390_pci_ism_reset(); 114 115 for (i = 0; i < ARRAY_SIZE(reset_dev_types); i++) { 116 dev = DEVICE(object_resolve_path_type("", reset_dev_types[i], NULL)); 117 if (dev) { 118 device_cold_reset(dev); 119 } 120 } 121 if (s390_has_topology()) { 122 s390_topology_reset(); 123 } 124 } 125 126 static int virtio_ccw_hcall_notify(const uint64_t *args) 127 { 128 uint64_t subch_id = args[0]; 129 uint64_t queue = args[1]; 130 SubchDev *sch; 131 int cssid, ssid, schid, m; 132 133 if (ioinst_disassemble_sch_ident(subch_id, &m, &cssid, &ssid, &schid)) { 134 return -EINVAL; 135 } 136 sch = css_find_subch(m, cssid, ssid, schid); 137 if (!sch || !css_subch_visible(sch)) { 138 return -EINVAL; 139 } 140 if (queue >= VIRTIO_QUEUE_MAX) { 141 return -EINVAL; 142 } 143 virtio_queue_notify(virtio_ccw_get_vdev(sch), queue); 144 return 0; 145 146 } 147 148 static int virtio_ccw_hcall_early_printk(const uint64_t *args) 149 { 150 uint64_t mem = args[0]; 151 MachineState *ms = MACHINE(qdev_get_machine()); 152 153 if (mem < ms->ram_size) { 154 /* Early printk */ 155 return 0; 156 } 157 return -EINVAL; 158 } 159 160 static void virtio_ccw_register_hcalls(void) 161 { 162 s390_register_virtio_hypercall(KVM_S390_VIRTIO_CCW_NOTIFY, 163 virtio_ccw_hcall_notify); 164 /* Tolerate early printk. */ 165 s390_register_virtio_hypercall(KVM_S390_VIRTIO_NOTIFY, 166 virtio_ccw_hcall_early_printk); 167 } 168 169 static void s390_memory_init(MemoryRegion *ram) 170 { 171 MemoryRegion *sysmem = get_system_memory(); 172 173 /* allocate RAM for core */ 174 memory_region_add_subregion(sysmem, 0, ram); 175 176 /* 177 * Configure the maximum page size. As no memory devices were created 178 * yet, this is the page size of initial memory only. 179 */ 180 s390_set_max_pagesize(qemu_maxrampagesize(), &error_fatal); 181 /* Initialize storage key device */ 182 s390_skeys_init(); 183 /* Initialize storage attributes device */ 184 s390_stattrib_init(); 185 } 186 187 static void s390_init_ipl_dev(const char *kernel_filename, 188 const char *kernel_cmdline, 189 const char *initrd_filename, const char *firmware, 190 const char *netboot_fw, bool enforce_bios) 191 { 192 Object *new = object_new(TYPE_S390_IPL); 193 DeviceState *dev = DEVICE(new); 194 char *netboot_fw_prop; 195 196 if (kernel_filename) { 197 qdev_prop_set_string(dev, "kernel", kernel_filename); 198 } 199 if (initrd_filename) { 200 qdev_prop_set_string(dev, "initrd", initrd_filename); 201 } 202 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 203 qdev_prop_set_string(dev, "firmware", firmware); 204 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 205 netboot_fw_prop = object_property_get_str(new, "netboot_fw", &error_abort); 206 if (!strlen(netboot_fw_prop)) { 207 qdev_prop_set_string(dev, "netboot_fw", netboot_fw); 208 } 209 g_free(netboot_fw_prop); 210 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 211 new); 212 object_unref(new); 213 qdev_realize(dev, NULL, &error_fatal); 214 } 215 216 static void s390_create_virtio_net(BusState *bus, const char *name) 217 { 218 DeviceState *dev; 219 220 while ((dev = qemu_create_nic_device(name, true, "virtio"))) { 221 qdev_realize_and_unref(dev, bus, &error_fatal); 222 } 223 } 224 225 static void s390_create_sclpconsole(SCLPDevice *sclp, 226 const char *type, Chardev *chardev) 227 { 228 SCLPEventFacility *ef = sclp->event_facility; 229 BusState *ev_fac_bus = sclp_get_event_facility_bus(ef); 230 DeviceState *dev; 231 232 dev = qdev_new(type); 233 object_property_add_child(OBJECT(ef), type, OBJECT(dev)); 234 qdev_prop_set_chr(dev, "chardev", chardev); 235 qdev_realize_and_unref(dev, ev_fac_bus, &error_fatal); 236 } 237 238 static void ccw_init(MachineState *machine) 239 { 240 MachineClass *mc = MACHINE_GET_CLASS(machine); 241 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 242 int ret; 243 VirtualCssBus *css_bus; 244 DeviceState *dev; 245 246 ms->sclp = SCLP(object_new(TYPE_SCLP)); 247 object_property_add_child(OBJECT(machine), TYPE_SCLP, OBJECT(ms->sclp)); 248 qdev_realize_and_unref(DEVICE(ms->sclp), NULL, &error_fatal); 249 250 /* init memory + setup max page size. Required for the CPU model */ 251 s390_memory_init(machine->ram); 252 253 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 254 s390_init_cpus(machine); 255 256 /* Need CPU model to be determined before we can set up PV */ 257 if (machine->cgs) { 258 confidential_guest_kvm_init(machine->cgs, &error_fatal); 259 } 260 261 s390_flic_init(); 262 263 /* init the SIGP facility */ 264 s390_init_sigp(); 265 266 /* create AP bridge and bus(es) */ 267 s390_init_ap(); 268 269 /* get a BUS */ 270 css_bus = virtual_css_bus_init(); 271 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 272 machine->initrd_filename, 273 machine->firmware ?: "s390-ccw.img", 274 "s390-netboot.img", true); 275 276 dev = qdev_new(TYPE_S390_PCI_HOST_BRIDGE); 277 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 278 OBJECT(dev)); 279 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); 280 281 /* register hypercalls */ 282 virtio_ccw_register_hcalls(); 283 284 s390_enable_css_support(s390_cpu_addr2state(0)); 285 286 ret = css_create_css_image(VIRTUAL_CSSID, true); 287 assert(ret == 0); 288 289 css_register_vmstate(); 290 291 /* Create VirtIO network adapters */ 292 s390_create_virtio_net(BUS(css_bus), mc->default_nic); 293 294 /* init consoles */ 295 if (serial_hd(0)) { 296 s390_create_sclpconsole(ms->sclp, "sclpconsole", serial_hd(0)); 297 } 298 if (serial_hd(1)) { 299 s390_create_sclpconsole(ms->sclp, "sclplmconsole", serial_hd(1)); 300 } 301 302 /* init the TOD clock */ 303 s390_init_tod(); 304 } 305 306 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 307 DeviceState *dev, Error **errp) 308 { 309 ERRP_GUARD(); 310 MachineState *ms = MACHINE(hotplug_dev); 311 S390CPU *cpu = S390_CPU(dev); 312 313 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 314 ms->possible_cpus->cpus[cpu->env.core_id].cpu = CPU(dev); 315 316 if (s390_has_topology()) { 317 s390_topology_setup_cpu(ms, cpu, errp); 318 if (*errp) { 319 return; 320 } 321 } 322 323 if (dev->hotplugged) { 324 raise_irq_cpu_hotplug(); 325 } 326 } 327 328 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 329 { 330 S390CPU *cpu = S390_CPU(cs); 331 332 s390_ipl_prepare_cpu(cpu); 333 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 334 } 335 336 static void s390_machine_unprotect(S390CcwMachineState *ms) 337 { 338 if (!s390_pv_vm_try_disable_async(ms)) { 339 s390_pv_vm_disable(); 340 } 341 ms->pv = false; 342 migrate_del_blocker(&pv_mig_blocker); 343 ram_block_discard_disable(false); 344 } 345 346 static int s390_machine_protect(S390CcwMachineState *ms) 347 { 348 Error *local_err = NULL; 349 int rc; 350 351 /* 352 * Discarding of memory in RAM blocks does not work as expected with 353 * protected VMs. Sharing and unsharing pages would be required. Disable 354 * it for now, until until we have a solution to make at least Linux 355 * guests either support it (e.g., virtio-balloon) or fail gracefully. 356 */ 357 rc = ram_block_discard_disable(true); 358 if (rc) { 359 error_report("protected VMs: cannot disable RAM discard"); 360 return rc; 361 } 362 363 error_setg(&pv_mig_blocker, 364 "protected VMs are currently not migratable."); 365 rc = migrate_add_blocker(&pv_mig_blocker, &local_err); 366 if (rc) { 367 ram_block_discard_disable(false); 368 error_report_err(local_err); 369 return rc; 370 } 371 372 /* Create SE VM */ 373 rc = s390_pv_vm_enable(); 374 if (rc) { 375 ram_block_discard_disable(false); 376 migrate_del_blocker(&pv_mig_blocker); 377 return rc; 378 } 379 380 ms->pv = true; 381 382 /* Will return 0 if API is not available since it's not vital */ 383 rc = s390_pv_query_info(); 384 if (rc) { 385 goto out_err; 386 } 387 388 /* Set SE header and unpack */ 389 rc = s390_ipl_prepare_pv_header(&local_err); 390 if (rc) { 391 goto out_err; 392 } 393 394 /* Decrypt image */ 395 rc = s390_ipl_pv_unpack(); 396 if (rc) { 397 goto out_err; 398 } 399 400 /* Verify integrity */ 401 rc = s390_pv_verify(); 402 if (rc) { 403 goto out_err; 404 } 405 return rc; 406 407 out_err: 408 if (local_err) { 409 error_report_err(local_err); 410 } 411 s390_machine_unprotect(ms); 412 return rc; 413 } 414 415 static void s390_pv_prepare_reset(S390CcwMachineState *ms) 416 { 417 CPUState *cs; 418 419 if (!s390_is_pv()) { 420 return; 421 } 422 /* Unsharing requires all cpus to be stopped */ 423 CPU_FOREACH(cs) { 424 s390_cpu_set_state(S390_CPU_STATE_STOPPED, S390_CPU(cs)); 425 } 426 s390_pv_unshare(); 427 s390_pv_prep_reset(); 428 } 429 430 static void s390_machine_reset(MachineState *machine, ShutdownCause reason) 431 { 432 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 433 enum s390_reset reset_type; 434 CPUState *cs, *t; 435 S390CPU *cpu; 436 437 /* get the reset parameters, reset them once done */ 438 s390_ipl_get_reset_request(&cs, &reset_type); 439 440 /* all CPUs are paused and synchronized at this point */ 441 s390_cmma_reset(); 442 443 cpu = S390_CPU(cs); 444 445 switch (reset_type) { 446 case S390_RESET_EXTERNAL: 447 case S390_RESET_REIPL: 448 /* 449 * Reset the subsystem which includes a AP reset. If a PV 450 * guest had APQNs attached the AP reset is a prerequisite to 451 * unprotecting since the UV checks if all APQNs are reset. 452 */ 453 subsystem_reset(); 454 if (s390_is_pv()) { 455 s390_machine_unprotect(ms); 456 } 457 458 /* 459 * Device reset includes CPU clear resets so this has to be 460 * done AFTER the unprotect call above. 461 */ 462 qemu_devices_reset(reason); 463 s390_crypto_reset(); 464 465 /* configure and start the ipl CPU only */ 466 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 467 break; 468 case S390_RESET_MODIFIED_CLEAR: 469 /* 470 * Subsystem reset needs to be done before we unshare memory 471 * and lose access to VIRTIO structures in guest memory. 472 */ 473 subsystem_reset(); 474 s390_crypto_reset(); 475 s390_pv_prepare_reset(ms); 476 CPU_FOREACH(t) { 477 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 478 } 479 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 480 break; 481 case S390_RESET_LOAD_NORMAL: 482 /* 483 * Subsystem reset needs to be done before we unshare memory 484 * and lose access to VIRTIO structures in guest memory. 485 */ 486 subsystem_reset(); 487 s390_pv_prepare_reset(ms); 488 CPU_FOREACH(t) { 489 if (t == cs) { 490 continue; 491 } 492 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 493 } 494 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 495 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 496 break; 497 case S390_RESET_PV: /* Subcode 10 */ 498 subsystem_reset(); 499 s390_crypto_reset(); 500 501 CPU_FOREACH(t) { 502 if (t == cs) { 503 continue; 504 } 505 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 506 } 507 run_on_cpu(cs, s390_do_cpu_reset, RUN_ON_CPU_NULL); 508 509 if (s390_machine_protect(ms)) { 510 s390_pv_inject_reset_error(cs); 511 /* 512 * Continue after the diag308 so the guest knows something 513 * went wrong. 514 */ 515 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 516 return; 517 } 518 519 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 520 break; 521 default: 522 g_assert_not_reached(); 523 } 524 525 CPU_FOREACH(t) { 526 run_on_cpu(t, s390_do_cpu_set_diag318, RUN_ON_CPU_HOST_ULONG(0)); 527 } 528 s390_ipl_clear_reset_request(); 529 } 530 531 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 532 DeviceState *dev, Error **errp) 533 { 534 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 535 s390_cpu_plug(hotplug_dev, dev, errp); 536 } 537 } 538 539 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 540 DeviceState *dev, Error **errp) 541 { 542 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 543 error_setg(errp, "CPU hot unplug not supported on this machine"); 544 return; 545 } 546 } 547 548 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 549 unsigned cpu_index) 550 { 551 MachineClass *mc = MACHINE_GET_CLASS(ms); 552 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 553 554 assert(cpu_index < possible_cpus->len); 555 return possible_cpus->cpus[cpu_index].props; 556 } 557 558 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 559 { 560 int i; 561 unsigned int max_cpus = ms->smp.max_cpus; 562 563 if (ms->possible_cpus) { 564 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 565 return ms->possible_cpus; 566 } 567 568 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 569 sizeof(CPUArchId) * max_cpus); 570 ms->possible_cpus->len = max_cpus; 571 for (i = 0; i < ms->possible_cpus->len; i++) { 572 CpuInstanceProperties *props = &ms->possible_cpus->cpus[i].props; 573 574 ms->possible_cpus->cpus[i].type = ms->cpu_type; 575 ms->possible_cpus->cpus[i].vcpus_count = 1; 576 ms->possible_cpus->cpus[i].arch_id = i; 577 578 props->has_core_id = true; 579 props->core_id = i; 580 props->has_socket_id = true; 581 props->socket_id = s390_std_socket(i, &ms->smp); 582 props->has_book_id = true; 583 props->book_id = s390_std_book(i, &ms->smp); 584 props->has_drawer_id = true; 585 props->drawer_id = s390_std_drawer(i, &ms->smp); 586 } 587 588 return ms->possible_cpus; 589 } 590 591 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 592 DeviceState *dev) 593 { 594 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 595 return HOTPLUG_HANDLER(machine); 596 } 597 return NULL; 598 } 599 600 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 601 { 602 CPUState *cs = qemu_get_cpu(cpu_index); 603 604 s390_cpu_restart(S390_CPU(cs)); 605 } 606 607 static ram_addr_t s390_fixup_ram_size(ram_addr_t sz) 608 { 609 /* same logic as in sclp.c */ 610 int increment_size = 20; 611 ram_addr_t newsz; 612 613 while ((sz >> increment_size) > MAX_STORAGE_INCREMENTS) { 614 increment_size++; 615 } 616 newsz = sz >> increment_size << increment_size; 617 618 if (sz != newsz) { 619 qemu_printf("Ram size %" PRIu64 "MB was fixed up to %" PRIu64 620 "MB to match machine restrictions. Consider updating " 621 "the guest definition.\n", (uint64_t) (sz / MiB), 622 (uint64_t) (newsz / MiB)); 623 } 624 return newsz; 625 } 626 627 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 628 { 629 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 630 631 return ms->aes_key_wrap; 632 } 633 634 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 635 Error **errp) 636 { 637 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 638 639 ms->aes_key_wrap = value; 640 } 641 642 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 643 { 644 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 645 646 return ms->dea_key_wrap; 647 } 648 649 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 650 Error **errp) 651 { 652 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 653 654 ms->dea_key_wrap = value; 655 } 656 657 static S390CcwMachineClass *current_mc; 658 659 /* 660 * Get the class of the s390-ccw-virtio machine that is currently in use. 661 * Note: libvirt is using the "none" machine to probe for the features of the 662 * host CPU, so in case this is called with the "none" machine, the function 663 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the 664 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers 665 * below return the correct default value for the "none" machine. 666 * 667 * Attention! Do *not* add additional new wrappers for CPU features (e.g. like 668 * the ri_allowed() wrapper) via this mechanism anymore. CPU features should 669 * be handled via the CPU models, i.e. checking with cpu_model_allowed() during 670 * CPU initialization and s390_has_feat() later should be sufficient. 671 */ 672 static S390CcwMachineClass *get_machine_class(void) 673 { 674 if (unlikely(!current_mc)) { 675 /* 676 * No s390 ccw machine was instantiated, we are likely to 677 * be called for the 'none' machine. The properties will 678 * have their after-initialization values. 679 */ 680 current_mc = S390_CCW_MACHINE_CLASS( 681 object_class_by_name(TYPE_S390_CCW_MACHINE)); 682 } 683 return current_mc; 684 } 685 686 bool ri_allowed(void) 687 { 688 return get_machine_class()->ri_allowed; 689 } 690 691 bool cpu_model_allowed(void) 692 { 693 return get_machine_class()->cpu_model_allowed; 694 } 695 696 bool hpage_1m_allowed(void) 697 { 698 return get_machine_class()->hpage_1m_allowed; 699 } 700 701 static void machine_get_loadparm(Object *obj, Visitor *v, 702 const char *name, void *opaque, 703 Error **errp) 704 { 705 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 706 char *str = g_strndup((char *) ms->loadparm, sizeof(ms->loadparm)); 707 708 visit_type_str(v, name, &str, errp); 709 g_free(str); 710 } 711 712 static void machine_set_loadparm(Object *obj, Visitor *v, 713 const char *name, void *opaque, 714 Error **errp) 715 { 716 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 717 char *val; 718 int i; 719 720 if (!visit_type_str(v, name, &val, errp)) { 721 return; 722 } 723 724 for (i = 0; i < sizeof(ms->loadparm) && val[i]; i++) { 725 uint8_t c = qemu_toupper(val[i]); /* mimic HMC */ 726 727 if (('A' <= c && c <= 'Z') || ('0' <= c && c <= '9') || (c == '.') || 728 (c == ' ')) { 729 ms->loadparm[i] = c; 730 } else { 731 error_setg(errp, "LOADPARM: invalid character '%c' (ASCII 0x%02x)", 732 c, c); 733 return; 734 } 735 } 736 737 for (; i < sizeof(ms->loadparm); i++) { 738 ms->loadparm[i] = ' '; /* pad right with spaces */ 739 } 740 } 741 742 static void ccw_machine_class_init(ObjectClass *oc, void *data) 743 { 744 MachineClass *mc = MACHINE_CLASS(oc); 745 NMIClass *nc = NMI_CLASS(oc); 746 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 747 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 748 749 s390mc->ri_allowed = true; 750 s390mc->cpu_model_allowed = true; 751 s390mc->hpage_1m_allowed = true; 752 s390mc->max_threads = 1; 753 mc->init = ccw_init; 754 mc->reset = s390_machine_reset; 755 mc->block_default_type = IF_VIRTIO; 756 mc->no_cdrom = 1; 757 mc->no_floppy = 1; 758 mc->no_parallel = 1; 759 mc->no_sdcard = 1; 760 mc->max_cpus = S390_MAX_CPUS; 761 mc->has_hotpluggable_cpus = true; 762 mc->smp_props.books_supported = true; 763 mc->smp_props.drawers_supported = true; 764 assert(!mc->get_hotplug_handler); 765 mc->get_hotplug_handler = s390_get_hotplug_handler; 766 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 767 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 768 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 769 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 770 hc->plug = s390_machine_device_plug; 771 hc->unplug_request = s390_machine_device_unplug_request; 772 nc->nmi_monitor_handler = s390_nmi; 773 mc->default_ram_id = "s390.ram"; 774 mc->default_nic = "virtio-net-ccw"; 775 776 object_class_property_add_bool(oc, "aes-key-wrap", 777 machine_get_aes_key_wrap, 778 machine_set_aes_key_wrap); 779 object_class_property_set_description(oc, "aes-key-wrap", 780 "enable/disable AES key wrapping using the CPACF wrapping key"); 781 782 object_class_property_add_bool(oc, "dea-key-wrap", 783 machine_get_dea_key_wrap, 784 machine_set_dea_key_wrap); 785 object_class_property_set_description(oc, "dea-key-wrap", 786 "enable/disable DEA key wrapping using the CPACF wrapping key"); 787 788 object_class_property_add(oc, "loadparm", "loadparm", 789 machine_get_loadparm, machine_set_loadparm, 790 NULL, NULL); 791 object_class_property_set_description(oc, "loadparm", 792 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 793 " to upper case) to pass to machine loader, boot manager," 794 " and guest kernel"); 795 } 796 797 static inline void s390_machine_initfn(Object *obj) 798 { 799 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 800 801 ms->aes_key_wrap = true; 802 ms->dea_key_wrap = true; 803 } 804 805 static const TypeInfo ccw_machine_info = { 806 .name = TYPE_S390_CCW_MACHINE, 807 .parent = TYPE_MACHINE, 808 .abstract = true, 809 .instance_size = sizeof(S390CcwMachineState), 810 .instance_init = s390_machine_initfn, 811 .class_size = sizeof(S390CcwMachineClass), 812 .class_init = ccw_machine_class_init, 813 .interfaces = (InterfaceInfo[]) { 814 { TYPE_NMI }, 815 { TYPE_HOTPLUG_HANDLER}, 816 { } 817 }, 818 }; 819 820 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \ 821 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \ 822 void *data) \ 823 { \ 824 MachineClass *mc = MACHINE_CLASS(oc); \ 825 ccw_machine_##suffix##_class_options(mc); \ 826 mc->desc = "Virtual s390x machine (version " verstr ")"; \ 827 if (latest) { \ 828 mc->alias = "s390-ccw-virtio"; \ 829 mc->is_default = true; \ 830 } \ 831 } \ 832 static void ccw_machine_##suffix##_instance_init(Object *obj) \ 833 { \ 834 MachineState *machine = MACHINE(obj); \ 835 current_mc = S390_CCW_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 836 ccw_machine_##suffix##_instance_options(machine); \ 837 } \ 838 static const TypeInfo ccw_machine_##suffix##_info = { \ 839 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \ 840 .parent = TYPE_S390_CCW_MACHINE, \ 841 .class_init = ccw_machine_##suffix##_class_init, \ 842 .instance_init = ccw_machine_##suffix##_instance_init, \ 843 }; \ 844 static void ccw_machine_register_##suffix(void) \ 845 { \ 846 type_register_static(&ccw_machine_##suffix##_info); \ 847 } \ 848 type_init(ccw_machine_register_##suffix) 849 850 static void ccw_machine_9_1_instance_options(MachineState *machine) 851 { 852 } 853 854 static void ccw_machine_9_1_class_options(MachineClass *mc) 855 { 856 } 857 DEFINE_CCW_MACHINE(9_1, "9.1", true); 858 859 static void ccw_machine_9_0_instance_options(MachineState *machine) 860 { 861 ccw_machine_9_1_instance_options(machine); 862 } 863 864 static void ccw_machine_9_0_class_options(MachineClass *mc) 865 { 866 ccw_machine_9_1_class_options(mc); 867 compat_props_add(mc->compat_props, hw_compat_9_0, hw_compat_9_0_len); 868 } 869 DEFINE_CCW_MACHINE(9_0, "9.0", false); 870 871 static void ccw_machine_8_2_instance_options(MachineState *machine) 872 { 873 ccw_machine_9_0_instance_options(machine); 874 } 875 876 static void ccw_machine_8_2_class_options(MachineClass *mc) 877 { 878 ccw_machine_9_0_class_options(mc); 879 compat_props_add(mc->compat_props, hw_compat_8_2, hw_compat_8_2_len); 880 } 881 DEFINE_CCW_MACHINE(8_2, "8.2", false); 882 883 static void ccw_machine_8_1_instance_options(MachineState *machine) 884 { 885 ccw_machine_8_2_instance_options(machine); 886 } 887 888 static void ccw_machine_8_1_class_options(MachineClass *mc) 889 { 890 ccw_machine_8_2_class_options(mc); 891 compat_props_add(mc->compat_props, hw_compat_8_1, hw_compat_8_1_len); 892 mc->smp_props.drawers_supported = false; 893 mc->smp_props.books_supported = false; 894 } 895 DEFINE_CCW_MACHINE(8_1, "8.1", false); 896 897 static void ccw_machine_8_0_instance_options(MachineState *machine) 898 { 899 ccw_machine_8_1_instance_options(machine); 900 } 901 902 static void ccw_machine_8_0_class_options(MachineClass *mc) 903 { 904 ccw_machine_8_1_class_options(mc); 905 compat_props_add(mc->compat_props, hw_compat_8_0, hw_compat_8_0_len); 906 } 907 DEFINE_CCW_MACHINE(8_0, "8.0", false); 908 909 static void ccw_machine_7_2_instance_options(MachineState *machine) 910 { 911 ccw_machine_8_0_instance_options(machine); 912 } 913 914 static void ccw_machine_7_2_class_options(MachineClass *mc) 915 { 916 ccw_machine_8_0_class_options(mc); 917 compat_props_add(mc->compat_props, hw_compat_7_2, hw_compat_7_2_len); 918 } 919 DEFINE_CCW_MACHINE(7_2, "7.2", false); 920 921 static void ccw_machine_7_1_instance_options(MachineState *machine) 922 { 923 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_1 }; 924 925 ccw_machine_7_2_instance_options(machine); 926 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAIE); 927 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 928 } 929 930 static void ccw_machine_7_1_class_options(MachineClass *mc) 931 { 932 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 933 static GlobalProperty compat[] = { 934 { TYPE_S390_PCI_DEVICE, "interpret", "off", }, 935 { TYPE_S390_PCI_DEVICE, "forwarding-assist", "off", }, 936 }; 937 938 ccw_machine_7_2_class_options(mc); 939 compat_props_add(mc->compat_props, hw_compat_7_1, hw_compat_7_1_len); 940 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 941 s390mc->max_threads = S390_MAX_CPUS; 942 } 943 DEFINE_CCW_MACHINE(7_1, "7.1", false); 944 945 static void ccw_machine_7_0_instance_options(MachineState *machine) 946 { 947 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_0 }; 948 949 ccw_machine_7_1_instance_options(machine); 950 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 951 } 952 953 static void ccw_machine_7_0_class_options(MachineClass *mc) 954 { 955 ccw_machine_7_1_class_options(mc); 956 compat_props_add(mc->compat_props, hw_compat_7_0, hw_compat_7_0_len); 957 } 958 DEFINE_CCW_MACHINE(7_0, "7.0", false); 959 960 static void ccw_machine_6_2_instance_options(MachineState *machine) 961 { 962 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_2 }; 963 964 ccw_machine_7_0_instance_options(machine); 965 s390_set_qemu_cpu_model(0x3906, 14, 2, qemu_cpu_feat); 966 } 967 968 static void ccw_machine_6_2_class_options(MachineClass *mc) 969 { 970 ccw_machine_7_0_class_options(mc); 971 compat_props_add(mc->compat_props, hw_compat_6_2, hw_compat_6_2_len); 972 } 973 DEFINE_CCW_MACHINE(6_2, "6.2", false); 974 975 static void ccw_machine_6_1_instance_options(MachineState *machine) 976 { 977 ccw_machine_6_2_instance_options(machine); 978 s390_cpudef_featoff_greater(16, 1, S390_FEAT_NNPA); 979 s390_cpudef_featoff_greater(16, 1, S390_FEAT_VECTOR_PACKED_DECIMAL_ENH2); 980 s390_cpudef_featoff_greater(16, 1, S390_FEAT_BEAR_ENH); 981 s390_cpudef_featoff_greater(16, 1, S390_FEAT_RDP); 982 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAI); 983 } 984 985 static void ccw_machine_6_1_class_options(MachineClass *mc) 986 { 987 ccw_machine_6_2_class_options(mc); 988 compat_props_add(mc->compat_props, hw_compat_6_1, hw_compat_6_1_len); 989 mc->smp_props.prefer_sockets = true; 990 } 991 DEFINE_CCW_MACHINE(6_1, "6.1", false); 992 993 static void ccw_machine_6_0_instance_options(MachineState *machine) 994 { 995 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_0 }; 996 997 ccw_machine_6_1_instance_options(machine); 998 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 999 } 1000 1001 static void ccw_machine_6_0_class_options(MachineClass *mc) 1002 { 1003 ccw_machine_6_1_class_options(mc); 1004 compat_props_add(mc->compat_props, hw_compat_6_0, hw_compat_6_0_len); 1005 } 1006 DEFINE_CCW_MACHINE(6_0, "6.0", false); 1007 1008 static void ccw_machine_5_2_instance_options(MachineState *machine) 1009 { 1010 ccw_machine_6_0_instance_options(machine); 1011 } 1012 1013 static void ccw_machine_5_2_class_options(MachineClass *mc) 1014 { 1015 ccw_machine_6_0_class_options(mc); 1016 compat_props_add(mc->compat_props, hw_compat_5_2, hw_compat_5_2_len); 1017 } 1018 DEFINE_CCW_MACHINE(5_2, "5.2", false); 1019 1020 static void ccw_machine_5_1_instance_options(MachineState *machine) 1021 { 1022 ccw_machine_5_2_instance_options(machine); 1023 } 1024 1025 static void ccw_machine_5_1_class_options(MachineClass *mc) 1026 { 1027 ccw_machine_5_2_class_options(mc); 1028 compat_props_add(mc->compat_props, hw_compat_5_1, hw_compat_5_1_len); 1029 } 1030 DEFINE_CCW_MACHINE(5_1, "5.1", false); 1031 1032 static void ccw_machine_5_0_instance_options(MachineState *machine) 1033 { 1034 ccw_machine_5_1_instance_options(machine); 1035 } 1036 1037 static void ccw_machine_5_0_class_options(MachineClass *mc) 1038 { 1039 ccw_machine_5_1_class_options(mc); 1040 compat_props_add(mc->compat_props, hw_compat_5_0, hw_compat_5_0_len); 1041 } 1042 DEFINE_CCW_MACHINE(5_0, "5.0", false); 1043 1044 static void ccw_machine_4_2_instance_options(MachineState *machine) 1045 { 1046 ccw_machine_5_0_instance_options(machine); 1047 } 1048 1049 static void ccw_machine_4_2_class_options(MachineClass *mc) 1050 { 1051 ccw_machine_5_0_class_options(mc); 1052 mc->fixup_ram_size = s390_fixup_ram_size; 1053 compat_props_add(mc->compat_props, hw_compat_4_2, hw_compat_4_2_len); 1054 } 1055 DEFINE_CCW_MACHINE(4_2, "4.2", false); 1056 1057 static void ccw_machine_4_1_instance_options(MachineState *machine) 1058 { 1059 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_1 }; 1060 ccw_machine_4_2_instance_options(machine); 1061 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 1062 } 1063 1064 static void ccw_machine_4_1_class_options(MachineClass *mc) 1065 { 1066 ccw_machine_4_2_class_options(mc); 1067 compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len); 1068 } 1069 DEFINE_CCW_MACHINE(4_1, "4.1", false); 1070 1071 static void ccw_machine_4_0_instance_options(MachineState *machine) 1072 { 1073 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 }; 1074 ccw_machine_4_1_instance_options(machine); 1075 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1076 } 1077 1078 static void ccw_machine_4_0_class_options(MachineClass *mc) 1079 { 1080 ccw_machine_4_1_class_options(mc); 1081 compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len); 1082 } 1083 DEFINE_CCW_MACHINE(4_0, "4.0", false); 1084 1085 static void ccw_machine_3_1_instance_options(MachineState *machine) 1086 { 1087 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; 1088 ccw_machine_4_0_instance_options(machine); 1089 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH); 1090 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF); 1091 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1092 } 1093 1094 static void ccw_machine_3_1_class_options(MachineClass *mc) 1095 { 1096 ccw_machine_4_0_class_options(mc); 1097 compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len); 1098 } 1099 DEFINE_CCW_MACHINE(3_1, "3.1", false); 1100 1101 static void ccw_machine_3_0_instance_options(MachineState *machine) 1102 { 1103 ccw_machine_3_1_instance_options(machine); 1104 } 1105 1106 static void ccw_machine_3_0_class_options(MachineClass *mc) 1107 { 1108 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1109 1110 s390mc->hpage_1m_allowed = false; 1111 ccw_machine_3_1_class_options(mc); 1112 compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len); 1113 } 1114 DEFINE_CCW_MACHINE(3_0, "3.0", false); 1115 1116 static void ccw_machine_2_12_instance_options(MachineState *machine) 1117 { 1118 ccw_machine_3_0_instance_options(machine); 1119 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 1120 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 1121 } 1122 1123 static void ccw_machine_2_12_class_options(MachineClass *mc) 1124 { 1125 ccw_machine_3_0_class_options(mc); 1126 compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len); 1127 } 1128 DEFINE_CCW_MACHINE(2_12, "2.12", false); 1129 1130 #ifdef CONFIG_S390X_LEGACY_CPUS 1131 1132 static void ccw_machine_2_11_instance_options(MachineState *machine) 1133 { 1134 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 1135 ccw_machine_2_12_instance_options(machine); 1136 1137 /* before 2.12 we emulated the very first z900 */ 1138 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 1139 } 1140 1141 static void ccw_machine_2_11_class_options(MachineClass *mc) 1142 { 1143 static GlobalProperty compat[] = { 1144 { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", }, 1145 }; 1146 1147 ccw_machine_2_12_class_options(mc); 1148 compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len); 1149 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1150 } 1151 DEFINE_CCW_MACHINE(2_11, "2.11", false); 1152 1153 static void ccw_machine_2_10_instance_options(MachineState *machine) 1154 { 1155 ccw_machine_2_11_instance_options(machine); 1156 } 1157 1158 static void ccw_machine_2_10_class_options(MachineClass *mc) 1159 { 1160 ccw_machine_2_11_class_options(mc); 1161 compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len); 1162 } 1163 DEFINE_CCW_MACHINE(2_10, "2.10", false); 1164 1165 static void ccw_machine_2_9_instance_options(MachineState *machine) 1166 { 1167 ccw_machine_2_10_instance_options(machine); 1168 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 1169 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 1170 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 1171 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 1172 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 1173 } 1174 1175 static void ccw_machine_2_9_class_options(MachineClass *mc) 1176 { 1177 static GlobalProperty compat[] = { 1178 { TYPE_S390_STATTRIB, "migration-enabled", "off", }, 1179 { TYPE_S390_FLIC_COMMON, "migration-enabled", "off", }, 1180 }; 1181 1182 ccw_machine_2_10_class_options(mc); 1183 compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len); 1184 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1185 css_migration_enabled = false; 1186 } 1187 DEFINE_CCW_MACHINE(2_9, "2.9", false); 1188 1189 static void ccw_machine_2_8_instance_options(MachineState *machine) 1190 { 1191 ccw_machine_2_9_instance_options(machine); 1192 } 1193 1194 static void ccw_machine_2_8_class_options(MachineClass *mc) 1195 { 1196 static GlobalProperty compat[] = { 1197 { TYPE_S390_FLIC_COMMON, "adapter_routes_max_batch", "64", }, 1198 }; 1199 1200 ccw_machine_2_9_class_options(mc); 1201 compat_props_add(mc->compat_props, hw_compat_2_8, hw_compat_2_8_len); 1202 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1203 } 1204 DEFINE_CCW_MACHINE(2_8, "2.8", false); 1205 1206 static void ccw_machine_2_7_instance_options(MachineState *machine) 1207 { 1208 ccw_machine_2_8_instance_options(machine); 1209 } 1210 1211 static void ccw_machine_2_7_class_options(MachineClass *mc) 1212 { 1213 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1214 1215 s390mc->cpu_model_allowed = false; 1216 ccw_machine_2_8_class_options(mc); 1217 compat_props_add(mc->compat_props, hw_compat_2_7, hw_compat_2_7_len); 1218 } 1219 DEFINE_CCW_MACHINE(2_7, "2.7", false); 1220 1221 static void ccw_machine_2_6_instance_options(MachineState *machine) 1222 { 1223 ccw_machine_2_7_instance_options(machine); 1224 } 1225 1226 static void ccw_machine_2_6_class_options(MachineClass *mc) 1227 { 1228 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1229 static GlobalProperty compat[] = { 1230 { TYPE_S390_IPL, "iplbext_migration", "off", }, 1231 { TYPE_VIRTUAL_CSS_BRIDGE, "css_dev_path", "off", }, 1232 }; 1233 1234 s390mc->ri_allowed = false; 1235 ccw_machine_2_7_class_options(mc); 1236 compat_props_add(mc->compat_props, hw_compat_2_6, hw_compat_2_6_len); 1237 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1238 } 1239 DEFINE_CCW_MACHINE(2_6, "2.6", false); 1240 1241 static void ccw_machine_2_5_instance_options(MachineState *machine) 1242 { 1243 ccw_machine_2_6_instance_options(machine); 1244 } 1245 1246 static void ccw_machine_2_5_class_options(MachineClass *mc) 1247 { 1248 ccw_machine_2_6_class_options(mc); 1249 compat_props_add(mc->compat_props, hw_compat_2_5, hw_compat_2_5_len); 1250 } 1251 DEFINE_CCW_MACHINE(2_5, "2.5", false); 1252 1253 static void ccw_machine_2_4_instance_options(MachineState *machine) 1254 { 1255 ccw_machine_2_5_instance_options(machine); 1256 } 1257 1258 static void ccw_machine_2_4_class_options(MachineClass *mc) 1259 { 1260 static GlobalProperty compat[] = { 1261 { TYPE_S390_SKEYS, "migration-enabled", "off", }, 1262 { "virtio-blk-ccw", "max_revision", "0", }, 1263 { "virtio-balloon-ccw", "max_revision", "0", }, 1264 { "virtio-serial-ccw", "max_revision", "0", }, 1265 { "virtio-9p-ccw", "max_revision", "0", }, 1266 { "virtio-rng-ccw", "max_revision", "0", }, 1267 { "virtio-net-ccw", "max_revision", "0", }, 1268 { "virtio-scsi-ccw", "max_revision", "0", }, 1269 { "vhost-scsi-ccw", "max_revision", "0", }, 1270 }; 1271 1272 ccw_machine_2_5_class_options(mc); 1273 compat_props_add(mc->compat_props, hw_compat_2_4, hw_compat_2_4_len); 1274 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1275 } 1276 DEFINE_CCW_MACHINE(2_4, "2.4", false); 1277 1278 #endif 1279 1280 static void ccw_machine_register_types(void) 1281 { 1282 type_register_static(&ccw_machine_info); 1283 } 1284 1285 type_init(ccw_machine_register_types) 1286