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 "system/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 "system/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 "system/system.h" 43 #include "system/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 "kvm/kvm_s390x.h" 49 #include "hw/virtio/virtio-md-pci.h" 50 #include "hw/s390x/virtio-ccw-md.h" 51 #include CONFIG_DEVICES 52 53 static Error *pv_mig_blocker; 54 55 static S390CPU *s390x_new_cpu(const char *typename, uint32_t core_id, 56 Error **errp) 57 { 58 S390CPU *cpu = S390_CPU(object_new(typename)); 59 S390CPU *ret = NULL; 60 61 if (!object_property_set_int(OBJECT(cpu), "core-id", core_id, errp)) { 62 goto out; 63 } 64 if (!qdev_realize(DEVICE(cpu), NULL, errp)) { 65 goto out; 66 } 67 ret = cpu; 68 69 out: 70 object_unref(OBJECT(cpu)); 71 return ret; 72 } 73 74 static void s390_init_cpus(MachineState *machine) 75 { 76 MachineClass *mc = MACHINE_GET_CLASS(machine); 77 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 78 int i; 79 80 if (machine->smp.threads > s390mc->max_threads) { 81 error_report("S390 does not support more than %d threads.", 82 s390mc->max_threads); 83 exit(1); 84 } 85 86 /* initialize possible_cpus */ 87 mc->possible_cpu_arch_ids(machine); 88 89 for (i = 0; i < machine->smp.cpus; i++) { 90 s390x_new_cpu(machine->cpu_type, i, &error_fatal); 91 } 92 } 93 94 static const char *const reset_dev_types[] = { 95 TYPE_VIRTUAL_CSS_BRIDGE, 96 "s390-sclp-event-facility", 97 "s390-flic", 98 "diag288", 99 TYPE_S390_PCI_HOST_BRIDGE, 100 TYPE_AP_BRIDGE, 101 }; 102 103 static void subsystem_reset(void) 104 { 105 DeviceState *dev; 106 int i; 107 108 /* 109 * ISM firmware is sensitive to unexpected changes to the IOMMU, which can 110 * occur during reset of the vfio-pci device (unmap of entire aperture). 111 * Ensure any passthrough ISM devices are reset now, while CPUs are paused 112 * but before vfio-pci cleanup occurs. 113 */ 114 s390_pci_ism_reset(); 115 116 for (i = 0; i < ARRAY_SIZE(reset_dev_types); i++) { 117 dev = DEVICE(object_resolve_path_type("", reset_dev_types[i], NULL)); 118 if (dev) { 119 device_cold_reset(dev); 120 } 121 } 122 if (s390_has_topology()) { 123 s390_topology_reset(); 124 } 125 } 126 127 static void s390_set_memory_limit(S390CcwMachineState *s390ms, 128 uint64_t new_limit) 129 { 130 uint64_t hw_limit = 0; 131 int ret = 0; 132 133 assert(!s390ms->memory_limit && new_limit); 134 if (kvm_enabled()) { 135 ret = kvm_s390_set_mem_limit(new_limit, &hw_limit); 136 } 137 if (ret == -E2BIG) { 138 error_report("host supports a maximum of %" PRIu64 " GB", 139 hw_limit / GiB); 140 exit(EXIT_FAILURE); 141 } else if (ret) { 142 error_report("setting the guest size failed"); 143 exit(EXIT_FAILURE); 144 } 145 s390ms->memory_limit = new_limit; 146 } 147 148 static void s390_set_max_pagesize(S390CcwMachineState *s390ms, 149 uint64_t pagesize) 150 { 151 assert(!s390ms->max_pagesize && pagesize); 152 if (kvm_enabled()) { 153 kvm_s390_set_max_pagesize(pagesize, &error_fatal); 154 } 155 s390ms->max_pagesize = pagesize; 156 } 157 158 static void s390_memory_init(MachineState *machine) 159 { 160 S390CcwMachineState *s390ms = S390_CCW_MACHINE(machine); 161 MemoryRegion *sysmem = get_system_memory(); 162 MemoryRegion *ram = machine->ram; 163 uint64_t ram_size = memory_region_size(ram); 164 uint64_t devmem_base, devmem_size; 165 166 if (!QEMU_IS_ALIGNED(ram_size, 1 * MiB)) { 167 /* 168 * SCLP cannot possibly expose smaller granularity right now and KVM 169 * cannot handle smaller granularity. As we don't support NUMA, the 170 * region size directly corresponds to machine->ram_size, and the region 171 * is a single RAM memory region. 172 */ 173 error_report("ram size must be multiples of 1 MiB"); 174 exit(EXIT_FAILURE); 175 } 176 177 devmem_size = 0; 178 devmem_base = ram_size; 179 #ifdef CONFIG_MEM_DEVICE 180 if (machine->ram_size < machine->maxram_size) { 181 182 /* 183 * Make sure memory devices have a sane default alignment, even 184 * when weird initial memory sizes are specified. 185 */ 186 devmem_base = QEMU_ALIGN_UP(devmem_base, 1 * GiB); 187 devmem_size = machine->maxram_size - machine->ram_size; 188 } 189 #endif 190 s390_set_memory_limit(s390ms, devmem_base + devmem_size); 191 192 /* Map the initial memory. Must happen after setting the memory limit. */ 193 memory_region_add_subregion(sysmem, 0, ram); 194 195 /* Initialize address space for memory devices. */ 196 #ifdef CONFIG_MEM_DEVICE 197 if (devmem_size) { 198 machine_memory_devices_init(machine, devmem_base, devmem_size); 199 } 200 #endif /* CONFIG_MEM_DEVICE */ 201 202 /* 203 * Configure the maximum page size. As no memory devices were created 204 * yet, this is the page size of initial memory only. 205 */ 206 s390_set_max_pagesize(s390ms, qemu_maxrampagesize()); 207 /* Initialize storage key device */ 208 s390_skeys_init(); 209 /* Initialize storage attributes device */ 210 s390_stattrib_init(); 211 } 212 213 static void s390_init_ipl_dev(const char *kernel_filename, 214 const char *kernel_cmdline, 215 const char *initrd_filename, const char *firmware, 216 bool enforce_bios) 217 { 218 Object *new = object_new(TYPE_S390_IPL); 219 DeviceState *dev = DEVICE(new); 220 221 if (kernel_filename) { 222 qdev_prop_set_string(dev, "kernel", kernel_filename); 223 } 224 if (initrd_filename) { 225 qdev_prop_set_string(dev, "initrd", initrd_filename); 226 } 227 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 228 qdev_prop_set_string(dev, "firmware", firmware); 229 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 230 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 231 new); 232 object_unref(new); 233 qdev_realize(dev, NULL, &error_fatal); 234 } 235 236 static void s390_create_virtio_net(BusState *bus, const char *name) 237 { 238 DeviceState *dev; 239 int cnt = 0; 240 241 while ((dev = qemu_create_nic_device(name, true, "virtio"))) { 242 g_autofree char *childname = g_strdup_printf("%s[%d]", name, cnt++); 243 object_property_add_child(OBJECT(bus), childname, OBJECT(dev)); 244 qdev_realize_and_unref(dev, bus, &error_fatal); 245 } 246 } 247 248 static void s390_create_sclpconsole(SCLPDevice *sclp, 249 const char *type, Chardev *chardev) 250 { 251 SCLPEventFacility *ef = sclp->event_facility; 252 BusState *ev_fac_bus = sclp_get_event_facility_bus(ef); 253 DeviceState *dev; 254 255 dev = qdev_new(type); 256 object_property_add_child(OBJECT(ef), type, OBJECT(dev)); 257 qdev_prop_set_chr(dev, "chardev", chardev); 258 qdev_realize_and_unref(dev, ev_fac_bus, &error_fatal); 259 } 260 261 static void ccw_init(MachineState *machine) 262 { 263 MachineClass *mc = MACHINE_GET_CLASS(machine); 264 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 265 int ret; 266 VirtualCssBus *css_bus; 267 DeviceState *dev; 268 269 ms->sclp = SCLP(object_new(TYPE_SCLP)); 270 object_property_add_child(OBJECT(machine), TYPE_SCLP, OBJECT(ms->sclp)); 271 qdev_realize_and_unref(DEVICE(ms->sclp), NULL, &error_fatal); 272 273 /* init memory + setup max page size. Required for the CPU model */ 274 s390_memory_init(machine); 275 276 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 277 s390_init_cpus(machine); 278 279 /* Need CPU model to be determined before we can set up PV */ 280 if (machine->cgs) { 281 confidential_guest_kvm_init(machine->cgs, &error_fatal); 282 } 283 284 s390_flic_init(); 285 286 /* init the SIGP facility */ 287 s390_init_sigp(); 288 289 /* create AP bridge and bus(es) */ 290 s390_init_ap(); 291 292 /* get a BUS */ 293 css_bus = virtual_css_bus_init(); 294 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 295 machine->initrd_filename, 296 machine->firmware ?: "s390-ccw.img", 297 true); 298 299 dev = qdev_new(TYPE_S390_PCI_HOST_BRIDGE); 300 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 301 OBJECT(dev)); 302 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); 303 304 s390_enable_css_support(s390_cpu_addr2state(0)); 305 306 ret = css_create_css_image(VIRTUAL_CSSID, true); 307 assert(ret == 0); 308 309 css_register_vmstate(); 310 311 /* Create VirtIO network adapters */ 312 s390_create_virtio_net(BUS(css_bus), mc->default_nic); 313 314 /* init consoles */ 315 if (serial_hd(0)) { 316 s390_create_sclpconsole(ms->sclp, "sclpconsole", serial_hd(0)); 317 } 318 if (serial_hd(1)) { 319 s390_create_sclpconsole(ms->sclp, "sclplmconsole", serial_hd(1)); 320 } 321 322 /* init the TOD clock */ 323 s390_init_tod(); 324 } 325 326 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 327 DeviceState *dev, Error **errp) 328 { 329 ERRP_GUARD(); 330 MachineState *ms = MACHINE(hotplug_dev); 331 S390CPU *cpu = S390_CPU(dev); 332 333 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 334 ms->possible_cpus->cpus[cpu->env.core_id].cpu = CPU(dev); 335 336 if (s390_has_topology()) { 337 s390_topology_setup_cpu(ms, cpu, errp); 338 if (*errp) { 339 return; 340 } 341 } 342 343 if (dev->hotplugged) { 344 raise_irq_cpu_hotplug(); 345 } 346 } 347 348 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 349 { 350 S390CPU *cpu = S390_CPU(cs); 351 352 s390_ipl_prepare_cpu(cpu); 353 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 354 } 355 356 static void s390_machine_unprotect(S390CcwMachineState *ms) 357 { 358 if (!s390_pv_vm_try_disable_async(ms)) { 359 s390_pv_vm_disable(); 360 } 361 ms->pv = false; 362 migrate_del_blocker(&pv_mig_blocker); 363 ram_block_discard_disable(false); 364 } 365 366 static int s390_machine_protect(S390CcwMachineState *ms) 367 { 368 Error *local_err = NULL; 369 int rc; 370 371 /* 372 * Discarding of memory in RAM blocks does not work as expected with 373 * protected VMs. Sharing and unsharing pages would be required. Disable 374 * it for now, until until we have a solution to make at least Linux 375 * guests either support it (e.g., virtio-balloon) or fail gracefully. 376 */ 377 rc = ram_block_discard_disable(true); 378 if (rc) { 379 error_report("protected VMs: cannot disable RAM discard"); 380 return rc; 381 } 382 383 error_setg(&pv_mig_blocker, 384 "protected VMs are currently not migratable."); 385 rc = migrate_add_blocker(&pv_mig_blocker, &local_err); 386 if (rc) { 387 ram_block_discard_disable(false); 388 error_report_err(local_err); 389 return rc; 390 } 391 392 /* Create SE VM */ 393 rc = s390_pv_vm_enable(); 394 if (rc) { 395 ram_block_discard_disable(false); 396 migrate_del_blocker(&pv_mig_blocker); 397 return rc; 398 } 399 400 ms->pv = true; 401 402 /* Will return 0 if API is not available since it's not vital */ 403 rc = s390_pv_query_info(); 404 if (rc) { 405 goto out_err; 406 } 407 408 /* Set SE header and unpack */ 409 rc = s390_ipl_prepare_pv_header(&local_err); 410 if (rc) { 411 goto out_err; 412 } 413 414 /* Decrypt image */ 415 rc = s390_ipl_pv_unpack(); 416 if (rc) { 417 goto out_err; 418 } 419 420 /* Verify integrity */ 421 rc = s390_pv_verify(); 422 if (rc) { 423 goto out_err; 424 } 425 return rc; 426 427 out_err: 428 if (local_err) { 429 error_report_err(local_err); 430 } 431 s390_machine_unprotect(ms); 432 return rc; 433 } 434 435 static void s390_pv_prepare_reset(S390CcwMachineState *ms) 436 { 437 CPUState *cs; 438 439 if (!s390_is_pv()) { 440 return; 441 } 442 /* Unsharing requires all cpus to be stopped */ 443 CPU_FOREACH(cs) { 444 s390_cpu_set_state(S390_CPU_STATE_STOPPED, S390_CPU(cs)); 445 } 446 s390_pv_unshare(); 447 s390_pv_prep_reset(); 448 } 449 450 static void s390_machine_reset(MachineState *machine, ResetType type) 451 { 452 S390CcwMachineState *ms = S390_CCW_MACHINE(machine); 453 enum s390_reset reset_type; 454 CPUState *cs, *t; 455 S390CPU *cpu; 456 457 /* get the reset parameters, reset them once done */ 458 s390_ipl_get_reset_request(&cs, &reset_type); 459 460 /* all CPUs are paused and synchronized at this point */ 461 s390_cmma_reset(); 462 463 cpu = S390_CPU(cs); 464 465 switch (reset_type) { 466 case S390_RESET_EXTERNAL: 467 case S390_RESET_REIPL: 468 /* 469 * Reset the subsystem which includes a AP reset. If a PV 470 * guest had APQNs attached the AP reset is a prerequisite to 471 * unprotecting since the UV checks if all APQNs are reset. 472 */ 473 subsystem_reset(); 474 if (s390_is_pv()) { 475 s390_machine_unprotect(ms); 476 } 477 478 /* 479 * Device reset includes CPU clear resets so this has to be 480 * done AFTER the unprotect call above. 481 */ 482 qemu_devices_reset(type); 483 s390_crypto_reset(); 484 485 /* configure and start the ipl CPU only */ 486 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 487 break; 488 case S390_RESET_MODIFIED_CLEAR: 489 /* 490 * Subsystem reset needs to be done before we unshare memory 491 * and lose access to VIRTIO structures in guest memory. 492 */ 493 subsystem_reset(); 494 s390_crypto_reset(); 495 s390_pv_prepare_reset(ms); 496 CPU_FOREACH(t) { 497 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 498 } 499 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 500 break; 501 case S390_RESET_LOAD_NORMAL: 502 /* 503 * Subsystem reset needs to be done before we unshare memory 504 * and lose access to VIRTIO structures in guest memory. 505 */ 506 subsystem_reset(); 507 s390_pv_prepare_reset(ms); 508 CPU_FOREACH(t) { 509 if (t == cs) { 510 continue; 511 } 512 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 513 } 514 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 515 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 516 break; 517 case S390_RESET_PV: /* Subcode 10 */ 518 subsystem_reset(); 519 s390_crypto_reset(); 520 521 CPU_FOREACH(t) { 522 if (t == cs) { 523 continue; 524 } 525 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 526 } 527 run_on_cpu(cs, s390_do_cpu_reset, RUN_ON_CPU_NULL); 528 529 if (s390_machine_protect(ms)) { 530 s390_pv_inject_reset_error(cs); 531 /* 532 * Continue after the diag308 so the guest knows something 533 * went wrong. 534 */ 535 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 536 return; 537 } 538 539 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 540 break; 541 default: 542 g_assert_not_reached(); 543 } 544 545 CPU_FOREACH(t) { 546 run_on_cpu(t, s390_do_cpu_set_diag318, RUN_ON_CPU_HOST_ULONG(0)); 547 } 548 s390_ipl_clear_reset_request(); 549 } 550 551 static void s390_machine_device_pre_plug(HotplugHandler *hotplug_dev, 552 DeviceState *dev, Error **errp) 553 { 554 if (object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MD_CCW)) { 555 virtio_ccw_md_pre_plug(VIRTIO_MD_CCW(dev), MACHINE(hotplug_dev), errp); 556 } else if (object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MD_PCI)) { 557 error_setg(errp, 558 "PCI-attached virtio based memory devices not supported"); 559 } 560 } 561 562 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 563 DeviceState *dev, Error **errp) 564 { 565 S390CcwMachineState *s390ms = S390_CCW_MACHINE(hotplug_dev); 566 567 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 568 s390_cpu_plug(hotplug_dev, dev, errp); 569 } else if (object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MD_CCW)) { 570 /* 571 * At this point, the device is realized and set all memdevs mapped, so 572 * qemu_maxrampagesize() will pick up the page sizes of these memdevs 573 * as well. Before we plug the device and expose any RAM memory regions 574 * to the system, make sure we don't exceed the previously set max page 575 * size. While only relevant for KVM, there is not really any use case 576 * for this with TCG, so we'll unconditionally reject it. 577 */ 578 if (qemu_maxrampagesize() != s390ms->max_pagesize) { 579 error_setg(errp, "Memory device uses a bigger page size than" 580 " initial memory"); 581 return; 582 } 583 virtio_ccw_md_plug(VIRTIO_MD_CCW(dev), MACHINE(hotplug_dev), errp); 584 } 585 } 586 587 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 588 DeviceState *dev, Error **errp) 589 { 590 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 591 error_setg(errp, "CPU hot unplug not supported on this machine"); 592 return; 593 } else if (object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MD_CCW)) { 594 virtio_ccw_md_unplug_request(VIRTIO_MD_CCW(dev), MACHINE(hotplug_dev), 595 errp); 596 } 597 } 598 599 static void s390_machine_device_unplug(HotplugHandler *hotplug_dev, 600 DeviceState *dev, Error **errp) 601 { 602 if (object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MD_CCW)) { 603 virtio_ccw_md_unplug(VIRTIO_MD_CCW(dev), MACHINE(hotplug_dev), errp); 604 } 605 } 606 607 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 608 unsigned cpu_index) 609 { 610 MachineClass *mc = MACHINE_GET_CLASS(ms); 611 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 612 613 assert(cpu_index < possible_cpus->len); 614 return possible_cpus->cpus[cpu_index].props; 615 } 616 617 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 618 { 619 int i; 620 unsigned int max_cpus = ms->smp.max_cpus; 621 622 if (ms->possible_cpus) { 623 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 624 return ms->possible_cpus; 625 } 626 627 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 628 sizeof(CPUArchId) * max_cpus); 629 ms->possible_cpus->len = max_cpus; 630 for (i = 0; i < ms->possible_cpus->len; i++) { 631 CpuInstanceProperties *props = &ms->possible_cpus->cpus[i].props; 632 633 ms->possible_cpus->cpus[i].type = ms->cpu_type; 634 ms->possible_cpus->cpus[i].vcpus_count = 1; 635 ms->possible_cpus->cpus[i].arch_id = i; 636 637 props->has_core_id = true; 638 props->core_id = i; 639 props->has_socket_id = true; 640 props->socket_id = s390_std_socket(i, &ms->smp); 641 props->has_book_id = true; 642 props->book_id = s390_std_book(i, &ms->smp); 643 props->has_drawer_id = true; 644 props->drawer_id = s390_std_drawer(i, &ms->smp); 645 } 646 647 return ms->possible_cpus; 648 } 649 650 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 651 DeviceState *dev) 652 { 653 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU) || 654 object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MD_CCW) || 655 object_dynamic_cast(OBJECT(dev), TYPE_VIRTIO_MD_PCI)) { 656 return HOTPLUG_HANDLER(machine); 657 } 658 return NULL; 659 } 660 661 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 662 { 663 CPUState *cs = qemu_get_cpu(cpu_index); 664 665 s390_cpu_restart(S390_CPU(cs)); 666 } 667 668 static ram_addr_t s390_fixup_ram_size(ram_addr_t sz) 669 { 670 /* same logic as in sclp.c */ 671 int increment_size = 20; 672 ram_addr_t newsz; 673 674 while ((sz >> increment_size) > MAX_STORAGE_INCREMENTS) { 675 increment_size++; 676 } 677 newsz = sz >> increment_size << increment_size; 678 679 if (sz != newsz) { 680 qemu_printf("Ram size %" PRIu64 "MB was fixed up to %" PRIu64 681 "MB to match machine restrictions. Consider updating " 682 "the guest definition.\n", (uint64_t) (sz / MiB), 683 (uint64_t) (newsz / MiB)); 684 } 685 return newsz; 686 } 687 688 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 689 { 690 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 691 692 return ms->aes_key_wrap; 693 } 694 695 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 696 Error **errp) 697 { 698 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 699 700 ms->aes_key_wrap = value; 701 } 702 703 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 704 { 705 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 706 707 return ms->dea_key_wrap; 708 } 709 710 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 711 Error **errp) 712 { 713 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 714 715 ms->dea_key_wrap = value; 716 } 717 718 static S390CcwMachineClass *current_mc; 719 720 /* 721 * Get the class of the s390-ccw-virtio machine that is currently in use. 722 * Note: libvirt is using the "none" machine to probe for the features of the 723 * host CPU, so in case this is called with the "none" machine, the function 724 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the 725 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers 726 * below return the correct default value for the "none" machine. 727 * 728 * Attention! Do *not* add additional new wrappers for CPU features via this 729 * mechanism anymore. CPU features should be handled via the CPU models, 730 * i.e. checking with s390_has_feat() should be sufficient. 731 */ 732 static S390CcwMachineClass *get_machine_class(void) 733 { 734 if (unlikely(!current_mc)) { 735 /* 736 * No s390 ccw machine was instantiated, we are likely to 737 * be called for the 'none' machine. The properties will 738 * have their after-initialization values. 739 */ 740 current_mc = S390_CCW_MACHINE_CLASS( 741 object_class_by_name(TYPE_S390_CCW_MACHINE)); 742 } 743 return current_mc; 744 } 745 746 bool hpage_1m_allowed(void) 747 { 748 return get_machine_class()->hpage_1m_allowed; 749 } 750 751 static void machine_get_loadparm(Object *obj, Visitor *v, 752 const char *name, void *opaque, 753 Error **errp) 754 { 755 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 756 char *str = g_strndup((char *) ms->loadparm, sizeof(ms->loadparm)); 757 758 visit_type_str(v, name, &str, errp); 759 g_free(str); 760 } 761 762 static void machine_set_loadparm(Object *obj, Visitor *v, 763 const char *name, void *opaque, 764 Error **errp) 765 { 766 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 767 char *val; 768 769 if (!visit_type_str(v, name, &val, errp)) { 770 return; 771 } 772 773 s390_ipl_fmt_loadparm(ms->loadparm, val, errp); 774 } 775 776 static void ccw_machine_class_init(ObjectClass *oc, void *data) 777 { 778 MachineClass *mc = MACHINE_CLASS(oc); 779 NMIClass *nc = NMI_CLASS(oc); 780 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 781 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 782 783 s390mc->hpage_1m_allowed = true; 784 s390mc->max_threads = 1; 785 mc->init = ccw_init; 786 mc->reset = s390_machine_reset; 787 mc->block_default_type = IF_VIRTIO; 788 mc->no_cdrom = 1; 789 mc->no_floppy = 1; 790 mc->no_parallel = 1; 791 mc->no_sdcard = 1; 792 mc->max_cpus = S390_MAX_CPUS; 793 mc->has_hotpluggable_cpus = true; 794 mc->smp_props.books_supported = true; 795 mc->smp_props.drawers_supported = true; 796 assert(!mc->get_hotplug_handler); 797 mc->get_hotplug_handler = s390_get_hotplug_handler; 798 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 799 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 800 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 801 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 802 hc->pre_plug = s390_machine_device_pre_plug; 803 hc->plug = s390_machine_device_plug; 804 hc->unplug_request = s390_machine_device_unplug_request; 805 hc->unplug = s390_machine_device_unplug; 806 nc->nmi_monitor_handler = s390_nmi; 807 mc->default_ram_id = "s390.ram"; 808 mc->default_nic = "virtio-net-ccw"; 809 810 object_class_property_add_bool(oc, "aes-key-wrap", 811 machine_get_aes_key_wrap, 812 machine_set_aes_key_wrap); 813 object_class_property_set_description(oc, "aes-key-wrap", 814 "enable/disable AES key wrapping using the CPACF wrapping key"); 815 816 object_class_property_add_bool(oc, "dea-key-wrap", 817 machine_get_dea_key_wrap, 818 machine_set_dea_key_wrap); 819 object_class_property_set_description(oc, "dea-key-wrap", 820 "enable/disable DEA key wrapping using the CPACF wrapping key"); 821 822 object_class_property_add(oc, "loadparm", "loadparm", 823 machine_get_loadparm, machine_set_loadparm, 824 NULL, NULL); 825 object_class_property_set_description(oc, "loadparm", 826 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 827 " to upper case) to pass to machine loader, boot manager," 828 " and guest kernel"); 829 } 830 831 static inline void s390_machine_initfn(Object *obj) 832 { 833 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 834 835 ms->aes_key_wrap = true; 836 ms->dea_key_wrap = true; 837 } 838 839 static const TypeInfo ccw_machine_info = { 840 .name = TYPE_S390_CCW_MACHINE, 841 .parent = TYPE_MACHINE, 842 .abstract = true, 843 .instance_size = sizeof(S390CcwMachineState), 844 .instance_init = s390_machine_initfn, 845 .class_size = sizeof(S390CcwMachineClass), 846 .class_init = ccw_machine_class_init, 847 .interfaces = (InterfaceInfo[]) { 848 { TYPE_NMI }, 849 { TYPE_HOTPLUG_HANDLER}, 850 { } 851 }, 852 }; 853 854 #define DEFINE_CCW_MACHINE_IMPL(latest, ...) \ 855 static void MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__)( \ 856 ObjectClass *oc, \ 857 void *data) \ 858 { \ 859 MachineClass *mc = MACHINE_CLASS(oc); \ 860 MACHINE_VER_SYM(class_options, ccw, __VA_ARGS__)(mc); \ 861 mc->desc = "Virtual s390x machine (version " MACHINE_VER_STR(__VA_ARGS__) ")"; \ 862 MACHINE_VER_DEPRECATION(__VA_ARGS__); \ 863 if (latest) { \ 864 mc->alias = "s390-ccw-virtio"; \ 865 mc->is_default = true; \ 866 } \ 867 } \ 868 static void MACHINE_VER_SYM(instance_init, ccw, __VA_ARGS__)(Object *obj) \ 869 { \ 870 MachineState *machine = MACHINE(obj); \ 871 current_mc = S390_CCW_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 872 MACHINE_VER_SYM(instance_options, ccw, __VA_ARGS__)(machine); \ 873 } \ 874 static const TypeInfo MACHINE_VER_SYM(info, ccw, __VA_ARGS__) = \ 875 { \ 876 .name = MACHINE_VER_TYPE_NAME("s390-ccw-virtio", __VA_ARGS__), \ 877 .parent = TYPE_S390_CCW_MACHINE, \ 878 .class_init = MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__), \ 879 .instance_init = MACHINE_VER_SYM(instance_init, ccw, __VA_ARGS__), \ 880 }; \ 881 static void MACHINE_VER_SYM(register, ccw, __VA_ARGS__)(void) \ 882 { \ 883 MACHINE_VER_DELETION(__VA_ARGS__); \ 884 type_register_static(&MACHINE_VER_SYM(info, ccw, __VA_ARGS__)); \ 885 } \ 886 type_init(MACHINE_VER_SYM(register, ccw, __VA_ARGS__)) 887 888 #define DEFINE_CCW_MACHINE_AS_LATEST(major, minor) \ 889 DEFINE_CCW_MACHINE_IMPL(true, major, minor) 890 891 #define DEFINE_CCW_MACHINE(major, minor) \ 892 DEFINE_CCW_MACHINE_IMPL(false, major, minor) 893 894 895 static void ccw_machine_10_0_instance_options(MachineState *machine) 896 { 897 } 898 899 static void ccw_machine_10_0_class_options(MachineClass *mc) 900 { 901 } 902 DEFINE_CCW_MACHINE_AS_LATEST(10, 0); 903 904 static void ccw_machine_9_2_instance_options(MachineState *machine) 905 { 906 ccw_machine_10_0_instance_options(machine); 907 } 908 909 static void ccw_machine_9_2_class_options(MachineClass *mc) 910 { 911 ccw_machine_10_0_class_options(mc); 912 compat_props_add(mc->compat_props, hw_compat_9_2, hw_compat_9_2_len); 913 } 914 DEFINE_CCW_MACHINE(9, 2); 915 916 static void ccw_machine_9_1_instance_options(MachineState *machine) 917 { 918 ccw_machine_9_2_instance_options(machine); 919 } 920 921 static void ccw_machine_9_1_class_options(MachineClass *mc) 922 { 923 ccw_machine_9_2_class_options(mc); 924 compat_props_add(mc->compat_props, hw_compat_9_1, hw_compat_9_1_len); 925 } 926 DEFINE_CCW_MACHINE(9, 1); 927 928 static void ccw_machine_9_0_instance_options(MachineState *machine) 929 { 930 ccw_machine_9_1_instance_options(machine); 931 } 932 933 static void ccw_machine_9_0_class_options(MachineClass *mc) 934 { 935 static GlobalProperty compat[] = { 936 { TYPE_QEMU_S390_FLIC, "migrate-all-state", "off", }, 937 }; 938 939 ccw_machine_9_1_class_options(mc); 940 compat_props_add(mc->compat_props, hw_compat_9_0, hw_compat_9_0_len); 941 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 942 } 943 DEFINE_CCW_MACHINE(9, 0); 944 945 static void ccw_machine_8_2_instance_options(MachineState *machine) 946 { 947 ccw_machine_9_0_instance_options(machine); 948 } 949 950 static void ccw_machine_8_2_class_options(MachineClass *mc) 951 { 952 ccw_machine_9_0_class_options(mc); 953 compat_props_add(mc->compat_props, hw_compat_8_2, hw_compat_8_2_len); 954 } 955 DEFINE_CCW_MACHINE(8, 2); 956 957 static void ccw_machine_8_1_instance_options(MachineState *machine) 958 { 959 ccw_machine_8_2_instance_options(machine); 960 } 961 962 static void ccw_machine_8_1_class_options(MachineClass *mc) 963 { 964 ccw_machine_8_2_class_options(mc); 965 compat_props_add(mc->compat_props, hw_compat_8_1, hw_compat_8_1_len); 966 mc->smp_props.drawers_supported = false; 967 mc->smp_props.books_supported = false; 968 } 969 DEFINE_CCW_MACHINE(8, 1); 970 971 static void ccw_machine_8_0_instance_options(MachineState *machine) 972 { 973 ccw_machine_8_1_instance_options(machine); 974 } 975 976 static void ccw_machine_8_0_class_options(MachineClass *mc) 977 { 978 ccw_machine_8_1_class_options(mc); 979 compat_props_add(mc->compat_props, hw_compat_8_0, hw_compat_8_0_len); 980 } 981 DEFINE_CCW_MACHINE(8, 0); 982 983 static void ccw_machine_7_2_instance_options(MachineState *machine) 984 { 985 ccw_machine_8_0_instance_options(machine); 986 } 987 988 static void ccw_machine_7_2_class_options(MachineClass *mc) 989 { 990 ccw_machine_8_0_class_options(mc); 991 compat_props_add(mc->compat_props, hw_compat_7_2, hw_compat_7_2_len); 992 } 993 DEFINE_CCW_MACHINE(7, 2); 994 995 static void ccw_machine_7_1_instance_options(MachineState *machine) 996 { 997 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_1 }; 998 999 ccw_machine_7_2_instance_options(machine); 1000 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAIE); 1001 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 1002 } 1003 1004 static void ccw_machine_7_1_class_options(MachineClass *mc) 1005 { 1006 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1007 static GlobalProperty compat[] = { 1008 { TYPE_S390_PCI_DEVICE, "interpret", "off", }, 1009 { TYPE_S390_PCI_DEVICE, "forwarding-assist", "off", }, 1010 }; 1011 1012 ccw_machine_7_2_class_options(mc); 1013 compat_props_add(mc->compat_props, hw_compat_7_1, hw_compat_7_1_len); 1014 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1015 s390mc->max_threads = S390_MAX_CPUS; 1016 } 1017 DEFINE_CCW_MACHINE(7, 1); 1018 1019 static void ccw_machine_7_0_instance_options(MachineState *machine) 1020 { 1021 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V7_0 }; 1022 1023 ccw_machine_7_1_instance_options(machine); 1024 s390_set_qemu_cpu_model(0x8561, 15, 1, qemu_cpu_feat); 1025 } 1026 1027 static void ccw_machine_7_0_class_options(MachineClass *mc) 1028 { 1029 ccw_machine_7_1_class_options(mc); 1030 compat_props_add(mc->compat_props, hw_compat_7_0, hw_compat_7_0_len); 1031 } 1032 DEFINE_CCW_MACHINE(7, 0); 1033 1034 static void ccw_machine_6_2_instance_options(MachineState *machine) 1035 { 1036 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_2 }; 1037 1038 ccw_machine_7_0_instance_options(machine); 1039 s390_set_qemu_cpu_model(0x3906, 14, 2, qemu_cpu_feat); 1040 } 1041 1042 static void ccw_machine_6_2_class_options(MachineClass *mc) 1043 { 1044 ccw_machine_7_0_class_options(mc); 1045 compat_props_add(mc->compat_props, hw_compat_6_2, hw_compat_6_2_len); 1046 } 1047 DEFINE_CCW_MACHINE(6, 2); 1048 1049 static void ccw_machine_6_1_instance_options(MachineState *machine) 1050 { 1051 ccw_machine_6_2_instance_options(machine); 1052 s390_cpudef_featoff_greater(16, 1, S390_FEAT_NNPA); 1053 s390_cpudef_featoff_greater(16, 1, S390_FEAT_VECTOR_PACKED_DECIMAL_ENH2); 1054 s390_cpudef_featoff_greater(16, 1, S390_FEAT_BEAR_ENH); 1055 s390_cpudef_featoff_greater(16, 1, S390_FEAT_RDP); 1056 s390_cpudef_featoff_greater(16, 1, S390_FEAT_PAI); 1057 } 1058 1059 static void ccw_machine_6_1_class_options(MachineClass *mc) 1060 { 1061 ccw_machine_6_2_class_options(mc); 1062 compat_props_add(mc->compat_props, hw_compat_6_1, hw_compat_6_1_len); 1063 mc->smp_props.prefer_sockets = true; 1064 } 1065 DEFINE_CCW_MACHINE(6, 1); 1066 1067 static void ccw_machine_6_0_instance_options(MachineState *machine) 1068 { 1069 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V6_0 }; 1070 1071 ccw_machine_6_1_instance_options(machine); 1072 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 1073 } 1074 1075 static void ccw_machine_6_0_class_options(MachineClass *mc) 1076 { 1077 ccw_machine_6_1_class_options(mc); 1078 compat_props_add(mc->compat_props, hw_compat_6_0, hw_compat_6_0_len); 1079 } 1080 DEFINE_CCW_MACHINE(6, 0); 1081 1082 static void ccw_machine_5_2_instance_options(MachineState *machine) 1083 { 1084 ccw_machine_6_0_instance_options(machine); 1085 } 1086 1087 static void ccw_machine_5_2_class_options(MachineClass *mc) 1088 { 1089 ccw_machine_6_0_class_options(mc); 1090 compat_props_add(mc->compat_props, hw_compat_5_2, hw_compat_5_2_len); 1091 } 1092 DEFINE_CCW_MACHINE(5, 2); 1093 1094 static void ccw_machine_5_1_instance_options(MachineState *machine) 1095 { 1096 ccw_machine_5_2_instance_options(machine); 1097 } 1098 1099 static void ccw_machine_5_1_class_options(MachineClass *mc) 1100 { 1101 ccw_machine_5_2_class_options(mc); 1102 compat_props_add(mc->compat_props, hw_compat_5_1, hw_compat_5_1_len); 1103 } 1104 DEFINE_CCW_MACHINE(5, 1); 1105 1106 static void ccw_machine_5_0_instance_options(MachineState *machine) 1107 { 1108 ccw_machine_5_1_instance_options(machine); 1109 } 1110 1111 static void ccw_machine_5_0_class_options(MachineClass *mc) 1112 { 1113 ccw_machine_5_1_class_options(mc); 1114 compat_props_add(mc->compat_props, hw_compat_5_0, hw_compat_5_0_len); 1115 } 1116 DEFINE_CCW_MACHINE(5, 0); 1117 1118 static void ccw_machine_4_2_instance_options(MachineState *machine) 1119 { 1120 ccw_machine_5_0_instance_options(machine); 1121 } 1122 1123 static void ccw_machine_4_2_class_options(MachineClass *mc) 1124 { 1125 ccw_machine_5_0_class_options(mc); 1126 mc->fixup_ram_size = s390_fixup_ram_size; 1127 compat_props_add(mc->compat_props, hw_compat_4_2, hw_compat_4_2_len); 1128 } 1129 DEFINE_CCW_MACHINE(4, 2); 1130 1131 static void ccw_machine_4_1_instance_options(MachineState *machine) 1132 { 1133 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_1 }; 1134 ccw_machine_4_2_instance_options(machine); 1135 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 1136 } 1137 1138 static void ccw_machine_4_1_class_options(MachineClass *mc) 1139 { 1140 ccw_machine_4_2_class_options(mc); 1141 compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len); 1142 } 1143 DEFINE_CCW_MACHINE(4, 1); 1144 1145 static void ccw_machine_4_0_instance_options(MachineState *machine) 1146 { 1147 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 }; 1148 ccw_machine_4_1_instance_options(machine); 1149 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1150 } 1151 1152 static void ccw_machine_4_0_class_options(MachineClass *mc) 1153 { 1154 ccw_machine_4_1_class_options(mc); 1155 compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len); 1156 } 1157 DEFINE_CCW_MACHINE(4, 0); 1158 1159 static void ccw_machine_3_1_instance_options(MachineState *machine) 1160 { 1161 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; 1162 ccw_machine_4_0_instance_options(machine); 1163 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH); 1164 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF); 1165 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 1166 } 1167 1168 static void ccw_machine_3_1_class_options(MachineClass *mc) 1169 { 1170 ccw_machine_4_0_class_options(mc); 1171 compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len); 1172 } 1173 DEFINE_CCW_MACHINE(3, 1); 1174 1175 static void ccw_machine_3_0_instance_options(MachineState *machine) 1176 { 1177 ccw_machine_3_1_instance_options(machine); 1178 } 1179 1180 static void ccw_machine_3_0_class_options(MachineClass *mc) 1181 { 1182 S390CcwMachineClass *s390mc = S390_CCW_MACHINE_CLASS(mc); 1183 1184 s390mc->hpage_1m_allowed = false; 1185 ccw_machine_3_1_class_options(mc); 1186 compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len); 1187 } 1188 DEFINE_CCW_MACHINE(3, 0); 1189 1190 static void ccw_machine_2_12_instance_options(MachineState *machine) 1191 { 1192 ccw_machine_3_0_instance_options(machine); 1193 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 1194 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 1195 } 1196 1197 static void ccw_machine_2_12_class_options(MachineClass *mc) 1198 { 1199 ccw_machine_3_0_class_options(mc); 1200 compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len); 1201 } 1202 DEFINE_CCW_MACHINE(2, 12); 1203 1204 #ifdef CONFIG_S390X_LEGACY_CPUS 1205 1206 static void ccw_machine_2_11_instance_options(MachineState *machine) 1207 { 1208 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 1209 ccw_machine_2_12_instance_options(machine); 1210 1211 /* before 2.12 we emulated the very first z900 */ 1212 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 1213 } 1214 1215 static void ccw_machine_2_11_class_options(MachineClass *mc) 1216 { 1217 static GlobalProperty compat[] = { 1218 { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", }, 1219 }; 1220 1221 ccw_machine_2_12_class_options(mc); 1222 compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len); 1223 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1224 } 1225 DEFINE_CCW_MACHINE(2, 11); 1226 1227 static void ccw_machine_2_10_instance_options(MachineState *machine) 1228 { 1229 ccw_machine_2_11_instance_options(machine); 1230 } 1231 1232 static void ccw_machine_2_10_class_options(MachineClass *mc) 1233 { 1234 ccw_machine_2_11_class_options(mc); 1235 compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len); 1236 } 1237 DEFINE_CCW_MACHINE(2, 10); 1238 1239 static void ccw_machine_2_9_instance_options(MachineState *machine) 1240 { 1241 ccw_machine_2_10_instance_options(machine); 1242 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 1243 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 1244 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 1245 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 1246 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 1247 } 1248 1249 static void ccw_machine_2_9_class_options(MachineClass *mc) 1250 { 1251 static GlobalProperty compat[] = { 1252 { TYPE_S390_STATTRIB, "migration-enabled", "off", }, 1253 { TYPE_S390_FLIC_COMMON, "migration-enabled", "off", }, 1254 }; 1255 1256 ccw_machine_2_10_class_options(mc); 1257 compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len); 1258 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 1259 css_migration_enabled = false; 1260 } 1261 DEFINE_CCW_MACHINE(2, 9); 1262 1263 #endif 1264 1265 static void ccw_machine_register_types(void) 1266 { 1267 type_register_static(&ccw_machine_info); 1268 } 1269 1270 type_init(ccw_machine_register_types) 1271