1 /* 2 * virtio ccw machine 3 * 4 * Copyright 2012 IBM Corp. 5 * Copyright (c) 2009 Alexander Graf <agraf@suse.de> 6 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> 7 * 8 * This work is licensed under the terms of the GNU GPL, version 2 or (at 9 * your option) any later version. See the COPYING file in the top-level 10 * directory. 11 */ 12 13 #include "qemu/osdep.h" 14 #include "qapi/error.h" 15 #include "cpu.h" 16 #include "hw/boards.h" 17 #include "exec/address-spaces.h" 18 #include "exec/ram_addr.h" 19 #include "hw/s390x/s390-virtio-hcall.h" 20 #include "hw/s390x/sclp.h" 21 #include "hw/s390x/s390_flic.h" 22 #include "hw/s390x/ioinst.h" 23 #include "hw/s390x/css.h" 24 #include "virtio-ccw.h" 25 #include "qemu/config-file.h" 26 #include "qemu/ctype.h" 27 #include "qemu/error-report.h" 28 #include "qemu/option.h" 29 #include "s390-pci-bus.h" 30 #include "sysemu/reset.h" 31 #include "hw/s390x/storage-keys.h" 32 #include "hw/s390x/storage-attributes.h" 33 #include "hw/s390x/event-facility.h" 34 #include "ipl.h" 35 #include "hw/s390x/s390-virtio-ccw.h" 36 #include "hw/s390x/css-bridge.h" 37 #include "hw/s390x/ap-bridge.h" 38 #include "migration/register.h" 39 #include "cpu_models.h" 40 #include "hw/nmi.h" 41 #include "hw/qdev-properties.h" 42 #include "hw/s390x/tod.h" 43 #include "sysemu/sysemu.h" 44 45 S390CPU *s390_cpu_addr2state(uint16_t cpu_addr) 46 { 47 static MachineState *ms; 48 49 if (!ms) { 50 ms = MACHINE(qdev_get_machine()); 51 g_assert(ms->possible_cpus); 52 } 53 54 /* CPU address corresponds to the core_id and the index */ 55 if (cpu_addr >= ms->possible_cpus->len) { 56 return NULL; 57 } 58 return S390_CPU(ms->possible_cpus->cpus[cpu_addr].cpu); 59 } 60 61 static S390CPU *s390x_new_cpu(const char *typename, uint32_t core_id, 62 Error **errp) 63 { 64 S390CPU *cpu = S390_CPU(object_new(typename)); 65 Error *err = NULL; 66 67 object_property_set_int(OBJECT(cpu), core_id, "core-id", &err); 68 if (err != NULL) { 69 goto out; 70 } 71 object_property_set_bool(OBJECT(cpu), true, "realized", &err); 72 73 out: 74 object_unref(OBJECT(cpu)); 75 if (err) { 76 error_propagate(errp, err); 77 cpu = NULL; 78 } 79 return cpu; 80 } 81 82 static void s390_init_cpus(MachineState *machine) 83 { 84 MachineClass *mc = MACHINE_GET_CLASS(machine); 85 int i; 86 87 /* initialize possible_cpus */ 88 mc->possible_cpu_arch_ids(machine); 89 90 for (i = 0; i < machine->smp.cpus; i++) { 91 s390x_new_cpu(machine->cpu_type, i, &error_fatal); 92 } 93 } 94 95 static const char *const reset_dev_types[] = { 96 TYPE_VIRTUAL_CSS_BRIDGE, 97 "s390-sclp-event-facility", 98 "s390-flic", 99 "diag288", 100 }; 101 102 static void subsystem_reset(void) 103 { 104 DeviceState *dev; 105 int i; 106 107 for (i = 0; i < ARRAY_SIZE(reset_dev_types); i++) { 108 dev = DEVICE(object_resolve_path_type("", reset_dev_types[i], NULL)); 109 if (dev) { 110 qdev_reset_all(dev); 111 } 112 } 113 } 114 115 static int virtio_ccw_hcall_notify(const uint64_t *args) 116 { 117 uint64_t subch_id = args[0]; 118 uint64_t queue = args[1]; 119 SubchDev *sch; 120 int cssid, ssid, schid, m; 121 122 if (ioinst_disassemble_sch_ident(subch_id, &m, &cssid, &ssid, &schid)) { 123 return -EINVAL; 124 } 125 sch = css_find_subch(m, cssid, ssid, schid); 126 if (!sch || !css_subch_visible(sch)) { 127 return -EINVAL; 128 } 129 if (queue >= VIRTIO_QUEUE_MAX) { 130 return -EINVAL; 131 } 132 virtio_queue_notify(virtio_ccw_get_vdev(sch), queue); 133 return 0; 134 135 } 136 137 static int virtio_ccw_hcall_early_printk(const uint64_t *args) 138 { 139 uint64_t mem = args[0]; 140 141 if (mem < ram_size) { 142 /* Early printk */ 143 return 0; 144 } 145 return -EINVAL; 146 } 147 148 static void virtio_ccw_register_hcalls(void) 149 { 150 s390_register_virtio_hypercall(KVM_S390_VIRTIO_CCW_NOTIFY, 151 virtio_ccw_hcall_notify); 152 /* Tolerate early printk. */ 153 s390_register_virtio_hypercall(KVM_S390_VIRTIO_NOTIFY, 154 virtio_ccw_hcall_early_printk); 155 } 156 157 static void s390_memory_init(MemoryRegion *ram) 158 { 159 MemoryRegion *sysmem = get_system_memory(); 160 Error *local_err = NULL; 161 162 /* allocate RAM for core */ 163 memory_region_add_subregion(sysmem, 0, ram); 164 165 /* 166 * Configure the maximum page size. As no memory devices were created 167 * yet, this is the page size of initial memory only. 168 */ 169 s390_set_max_pagesize(qemu_maxrampagesize(), &local_err); 170 if (local_err) { 171 error_report_err(local_err); 172 exit(EXIT_FAILURE); 173 } 174 /* Initialize storage key device */ 175 s390_skeys_init(); 176 /* Initialize storage attributes device */ 177 s390_stattrib_init(); 178 } 179 180 static void s390_init_ipl_dev(const char *kernel_filename, 181 const char *kernel_cmdline, 182 const char *initrd_filename, const char *firmware, 183 const char *netboot_fw, bool enforce_bios) 184 { 185 Object *new = object_new(TYPE_S390_IPL); 186 DeviceState *dev = DEVICE(new); 187 char *netboot_fw_prop; 188 189 if (kernel_filename) { 190 qdev_prop_set_string(dev, "kernel", kernel_filename); 191 } 192 if (initrd_filename) { 193 qdev_prop_set_string(dev, "initrd", initrd_filename); 194 } 195 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 196 qdev_prop_set_string(dev, "firmware", firmware); 197 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 198 netboot_fw_prop = object_property_get_str(new, "netboot_fw", &error_abort); 199 if (!strlen(netboot_fw_prop)) { 200 qdev_prop_set_string(dev, "netboot_fw", netboot_fw); 201 } 202 g_free(netboot_fw_prop); 203 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 204 new, NULL); 205 object_unref(new); 206 qdev_init_nofail(dev); 207 } 208 209 static void s390_create_virtio_net(BusState *bus, const char *name) 210 { 211 int i; 212 213 for (i = 0; i < nb_nics; i++) { 214 NICInfo *nd = &nd_table[i]; 215 DeviceState *dev; 216 217 if (!nd->model) { 218 nd->model = g_strdup("virtio"); 219 } 220 221 qemu_check_nic_model(nd, "virtio"); 222 223 dev = qdev_create(bus, name); 224 qdev_set_nic_properties(dev, nd); 225 qdev_init_nofail(dev); 226 } 227 } 228 229 static void s390_create_sclpconsole(const char *type, Chardev *chardev) 230 { 231 DeviceState *dev; 232 233 dev = qdev_create(sclp_get_event_facility_bus(), type); 234 qdev_prop_set_chr(dev, "chardev", chardev); 235 qdev_init_nofail(dev); 236 } 237 238 static void ccw_init(MachineState *machine) 239 { 240 int ret; 241 VirtualCssBus *css_bus; 242 DeviceState *dev; 243 244 s390_sclp_init(); 245 /* init memory + setup max page size. Required for the CPU model */ 246 s390_memory_init(machine->ram); 247 248 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 249 s390_init_cpus(machine); 250 251 s390_flic_init(); 252 253 /* init the SIGP facility */ 254 s390_init_sigp(); 255 256 /* create AP bridge and bus(es) */ 257 s390_init_ap(); 258 259 /* get a BUS */ 260 css_bus = virtual_css_bus_init(); 261 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 262 machine->initrd_filename, "s390-ccw.img", 263 "s390-netboot.img", true); 264 265 dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); 266 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 267 OBJECT(dev), NULL); 268 qdev_init_nofail(dev); 269 270 /* register hypercalls */ 271 virtio_ccw_register_hcalls(); 272 273 s390_enable_css_support(s390_cpu_addr2state(0)); 274 275 ret = css_create_css_image(VIRTUAL_CSSID, true); 276 277 assert(ret == 0); 278 if (css_migration_enabled()) { 279 css_register_vmstate(); 280 } 281 282 /* Create VirtIO network adapters */ 283 s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw"); 284 285 /* init consoles */ 286 if (serial_hd(0)) { 287 s390_create_sclpconsole("sclpconsole", serial_hd(0)); 288 } 289 if (serial_hd(1)) { 290 s390_create_sclpconsole("sclplmconsole", serial_hd(1)); 291 } 292 293 /* init the TOD clock */ 294 s390_init_tod(); 295 } 296 297 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 298 DeviceState *dev, Error **errp) 299 { 300 MachineState *ms = MACHINE(hotplug_dev); 301 S390CPU *cpu = S390_CPU(dev); 302 303 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 304 ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev); 305 306 if (dev->hotplugged) { 307 raise_irq_cpu_hotplug(); 308 } 309 } 310 311 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 312 { 313 S390CPU *cpu = S390_CPU(cs); 314 315 s390_ipl_prepare_cpu(cpu); 316 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 317 } 318 319 static void s390_machine_reset(MachineState *machine) 320 { 321 enum s390_reset reset_type; 322 CPUState *cs, *t; 323 324 /* get the reset parameters, reset them once done */ 325 s390_ipl_get_reset_request(&cs, &reset_type); 326 327 /* all CPUs are paused and synchronized at this point */ 328 s390_cmma_reset(); 329 330 switch (reset_type) { 331 case S390_RESET_EXTERNAL: 332 case S390_RESET_REIPL: 333 qemu_devices_reset(); 334 s390_crypto_reset(); 335 336 /* configure and start the ipl CPU only */ 337 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 338 break; 339 case S390_RESET_MODIFIED_CLEAR: 340 CPU_FOREACH(t) { 341 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 342 } 343 subsystem_reset(); 344 s390_crypto_reset(); 345 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 346 break; 347 case S390_RESET_LOAD_NORMAL: 348 CPU_FOREACH(t) { 349 if (t == cs) { 350 continue; 351 } 352 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 353 } 354 subsystem_reset(); 355 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 356 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 357 break; 358 default: 359 g_assert_not_reached(); 360 } 361 s390_ipl_clear_reset_request(); 362 } 363 364 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 365 DeviceState *dev, Error **errp) 366 { 367 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 368 s390_cpu_plug(hotplug_dev, dev, errp); 369 } 370 } 371 372 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 373 DeviceState *dev, Error **errp) 374 { 375 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 376 error_setg(errp, "CPU hot unplug not supported on this machine"); 377 return; 378 } 379 } 380 381 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 382 unsigned cpu_index) 383 { 384 MachineClass *mc = MACHINE_GET_CLASS(ms); 385 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 386 387 assert(cpu_index < possible_cpus->len); 388 return possible_cpus->cpus[cpu_index].props; 389 } 390 391 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 392 { 393 int i; 394 unsigned int max_cpus = ms->smp.max_cpus; 395 396 if (ms->possible_cpus) { 397 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 398 return ms->possible_cpus; 399 } 400 401 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 402 sizeof(CPUArchId) * max_cpus); 403 ms->possible_cpus->len = max_cpus; 404 for (i = 0; i < ms->possible_cpus->len; i++) { 405 ms->possible_cpus->cpus[i].type = ms->cpu_type; 406 ms->possible_cpus->cpus[i].vcpus_count = 1; 407 ms->possible_cpus->cpus[i].arch_id = i; 408 ms->possible_cpus->cpus[i].props.has_core_id = true; 409 ms->possible_cpus->cpus[i].props.core_id = i; 410 } 411 412 return ms->possible_cpus; 413 } 414 415 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 416 DeviceState *dev) 417 { 418 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 419 return HOTPLUG_HANDLER(machine); 420 } 421 return NULL; 422 } 423 424 static void s390_hot_add_cpu(MachineState *machine, 425 const int64_t id, Error **errp) 426 { 427 ObjectClass *oc; 428 429 g_assert(machine->possible_cpus->cpus[0].cpu); 430 oc = OBJECT_CLASS(CPU_GET_CLASS(machine->possible_cpus->cpus[0].cpu)); 431 432 s390x_new_cpu(object_class_get_name(oc), id, errp); 433 } 434 435 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 436 { 437 CPUState *cs = qemu_get_cpu(cpu_index); 438 439 s390_cpu_restart(S390_CPU(cs)); 440 } 441 442 static void ccw_machine_class_init(ObjectClass *oc, void *data) 443 { 444 MachineClass *mc = MACHINE_CLASS(oc); 445 NMIClass *nc = NMI_CLASS(oc); 446 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 447 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 448 449 s390mc->ri_allowed = true; 450 s390mc->cpu_model_allowed = true; 451 s390mc->css_migration_enabled = true; 452 s390mc->hpage_1m_allowed = true; 453 mc->init = ccw_init; 454 mc->reset = s390_machine_reset; 455 mc->hot_add_cpu = s390_hot_add_cpu; 456 mc->block_default_type = IF_VIRTIO; 457 mc->no_cdrom = 1; 458 mc->no_floppy = 1; 459 mc->no_parallel = 1; 460 mc->no_sdcard = 1; 461 mc->max_cpus = S390_MAX_CPUS; 462 mc->has_hotpluggable_cpus = true; 463 assert(!mc->get_hotplug_handler); 464 mc->get_hotplug_handler = s390_get_hotplug_handler; 465 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 466 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 467 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 468 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 469 hc->plug = s390_machine_device_plug; 470 hc->unplug_request = s390_machine_device_unplug_request; 471 nc->nmi_monitor_handler = s390_nmi; 472 mc->default_ram_id = "s390.ram"; 473 } 474 475 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 476 { 477 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 478 479 return ms->aes_key_wrap; 480 } 481 482 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 483 Error **errp) 484 { 485 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 486 487 ms->aes_key_wrap = value; 488 } 489 490 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 491 { 492 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 493 494 return ms->dea_key_wrap; 495 } 496 497 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 498 Error **errp) 499 { 500 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 501 502 ms->dea_key_wrap = value; 503 } 504 505 static S390CcwMachineClass *current_mc; 506 507 /* 508 * Get the class of the s390-ccw-virtio machine that is currently in use. 509 * Note: libvirt is using the "none" machine to probe for the features of the 510 * host CPU, so in case this is called with the "none" machine, the function 511 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the 512 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers 513 * below return the correct default value for the "none" machine. 514 * 515 * Attention! Do *not* add additional new wrappers for CPU features (e.g. like 516 * the ri_allowed() wrapper) via this mechanism anymore. CPU features should 517 * be handled via the CPU models, i.e. checking with cpu_model_allowed() during 518 * CPU initialization and s390_has_feat() later should be sufficient. 519 */ 520 static S390CcwMachineClass *get_machine_class(void) 521 { 522 if (unlikely(!current_mc)) { 523 /* 524 * No s390 ccw machine was instantiated, we are likely to 525 * be called for the 'none' machine. The properties will 526 * have their after-initialization values. 527 */ 528 current_mc = S390_MACHINE_CLASS( 529 object_class_by_name(TYPE_S390_CCW_MACHINE)); 530 } 531 return current_mc; 532 } 533 534 bool ri_allowed(void) 535 { 536 return get_machine_class()->ri_allowed; 537 } 538 539 bool cpu_model_allowed(void) 540 { 541 return get_machine_class()->cpu_model_allowed; 542 } 543 544 bool hpage_1m_allowed(void) 545 { 546 return get_machine_class()->hpage_1m_allowed; 547 } 548 549 static char *machine_get_loadparm(Object *obj, Error **errp) 550 { 551 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 552 553 return g_memdup(ms->loadparm, sizeof(ms->loadparm)); 554 } 555 556 static void machine_set_loadparm(Object *obj, const char *val, Error **errp) 557 { 558 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 559 int i; 560 561 for (i = 0; i < sizeof(ms->loadparm) && val[i]; i++) { 562 uint8_t c = qemu_toupper(val[i]); /* mimic HMC */ 563 564 if (('A' <= c && c <= 'Z') || ('0' <= c && c <= '9') || (c == '.') || 565 (c == ' ')) { 566 ms->loadparm[i] = c; 567 } else { 568 error_setg(errp, "LOADPARM: invalid character '%c' (ASCII 0x%02x)", 569 c, c); 570 return; 571 } 572 } 573 574 for (; i < sizeof(ms->loadparm); i++) { 575 ms->loadparm[i] = ' '; /* pad right with spaces */ 576 } 577 } 578 static inline void s390_machine_initfn(Object *obj) 579 { 580 object_property_add_bool(obj, "aes-key-wrap", 581 machine_get_aes_key_wrap, 582 machine_set_aes_key_wrap, NULL); 583 object_property_set_description(obj, "aes-key-wrap", 584 "enable/disable AES key wrapping using the CPACF wrapping key", 585 NULL); 586 object_property_set_bool(obj, true, "aes-key-wrap", NULL); 587 588 object_property_add_bool(obj, "dea-key-wrap", 589 machine_get_dea_key_wrap, 590 machine_set_dea_key_wrap, NULL); 591 object_property_set_description(obj, "dea-key-wrap", 592 "enable/disable DEA key wrapping using the CPACF wrapping key", 593 NULL); 594 object_property_set_bool(obj, true, "dea-key-wrap", NULL); 595 object_property_add_str(obj, "loadparm", 596 machine_get_loadparm, machine_set_loadparm, NULL); 597 object_property_set_description(obj, "loadparm", 598 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 599 " to upper case) to pass to machine loader, boot manager," 600 " and guest kernel", 601 NULL); 602 } 603 604 static const TypeInfo ccw_machine_info = { 605 .name = TYPE_S390_CCW_MACHINE, 606 .parent = TYPE_MACHINE, 607 .abstract = true, 608 .instance_size = sizeof(S390CcwMachineState), 609 .instance_init = s390_machine_initfn, 610 .class_size = sizeof(S390CcwMachineClass), 611 .class_init = ccw_machine_class_init, 612 .interfaces = (InterfaceInfo[]) { 613 { TYPE_NMI }, 614 { TYPE_HOTPLUG_HANDLER}, 615 { } 616 }, 617 }; 618 619 bool css_migration_enabled(void) 620 { 621 return get_machine_class()->css_migration_enabled; 622 } 623 624 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \ 625 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \ 626 void *data) \ 627 { \ 628 MachineClass *mc = MACHINE_CLASS(oc); \ 629 ccw_machine_##suffix##_class_options(mc); \ 630 mc->desc = "VirtIO-ccw based S390 machine v" verstr; \ 631 if (latest) { \ 632 mc->alias = "s390-ccw-virtio"; \ 633 mc->is_default = true; \ 634 } \ 635 } \ 636 static void ccw_machine_##suffix##_instance_init(Object *obj) \ 637 { \ 638 MachineState *machine = MACHINE(obj); \ 639 current_mc = S390_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 640 ccw_machine_##suffix##_instance_options(machine); \ 641 } \ 642 static const TypeInfo ccw_machine_##suffix##_info = { \ 643 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \ 644 .parent = TYPE_S390_CCW_MACHINE, \ 645 .class_init = ccw_machine_##suffix##_class_init, \ 646 .instance_init = ccw_machine_##suffix##_instance_init, \ 647 }; \ 648 static void ccw_machine_register_##suffix(void) \ 649 { \ 650 type_register_static(&ccw_machine_##suffix##_info); \ 651 } \ 652 type_init(ccw_machine_register_##suffix) 653 654 static void ccw_machine_5_0_instance_options(MachineState *machine) 655 { 656 } 657 658 static void ccw_machine_5_0_class_options(MachineClass *mc) 659 { 660 } 661 DEFINE_CCW_MACHINE(5_0, "5.0", true); 662 663 static void ccw_machine_4_2_instance_options(MachineState *machine) 664 { 665 ccw_machine_5_0_instance_options(machine); 666 } 667 668 static void ccw_machine_4_2_class_options(MachineClass *mc) 669 { 670 ccw_machine_5_0_class_options(mc); 671 compat_props_add(mc->compat_props, hw_compat_4_2, hw_compat_4_2_len); 672 } 673 DEFINE_CCW_MACHINE(4_2, "4.2", false); 674 675 static void ccw_machine_4_1_instance_options(MachineState *machine) 676 { 677 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_1 }; 678 ccw_machine_4_2_instance_options(machine); 679 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 680 } 681 682 static void ccw_machine_4_1_class_options(MachineClass *mc) 683 { 684 ccw_machine_4_2_class_options(mc); 685 compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len); 686 } 687 DEFINE_CCW_MACHINE(4_1, "4.1", false); 688 689 static void ccw_machine_4_0_instance_options(MachineState *machine) 690 { 691 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 }; 692 ccw_machine_4_1_instance_options(machine); 693 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 694 } 695 696 static void ccw_machine_4_0_class_options(MachineClass *mc) 697 { 698 ccw_machine_4_1_class_options(mc); 699 compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len); 700 } 701 DEFINE_CCW_MACHINE(4_0, "4.0", false); 702 703 static void ccw_machine_3_1_instance_options(MachineState *machine) 704 { 705 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; 706 ccw_machine_4_0_instance_options(machine); 707 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH); 708 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF); 709 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 710 } 711 712 static void ccw_machine_3_1_class_options(MachineClass *mc) 713 { 714 ccw_machine_4_0_class_options(mc); 715 compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len); 716 } 717 DEFINE_CCW_MACHINE(3_1, "3.1", false); 718 719 static void ccw_machine_3_0_instance_options(MachineState *machine) 720 { 721 ccw_machine_3_1_instance_options(machine); 722 } 723 724 static void ccw_machine_3_0_class_options(MachineClass *mc) 725 { 726 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 727 728 s390mc->hpage_1m_allowed = false; 729 ccw_machine_3_1_class_options(mc); 730 compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len); 731 } 732 DEFINE_CCW_MACHINE(3_0, "3.0", false); 733 734 static void ccw_machine_2_12_instance_options(MachineState *machine) 735 { 736 ccw_machine_3_0_instance_options(machine); 737 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 738 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 739 } 740 741 static void ccw_machine_2_12_class_options(MachineClass *mc) 742 { 743 ccw_machine_3_0_class_options(mc); 744 compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len); 745 } 746 DEFINE_CCW_MACHINE(2_12, "2.12", false); 747 748 static void ccw_machine_2_11_instance_options(MachineState *machine) 749 { 750 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 751 ccw_machine_2_12_instance_options(machine); 752 753 /* before 2.12 we emulated the very first z900 */ 754 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 755 } 756 757 static void ccw_machine_2_11_class_options(MachineClass *mc) 758 { 759 static GlobalProperty compat[] = { 760 { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", }, 761 }; 762 763 ccw_machine_2_12_class_options(mc); 764 compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len); 765 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 766 } 767 DEFINE_CCW_MACHINE(2_11, "2.11", false); 768 769 static void ccw_machine_2_10_instance_options(MachineState *machine) 770 { 771 ccw_machine_2_11_instance_options(machine); 772 } 773 774 static void ccw_machine_2_10_class_options(MachineClass *mc) 775 { 776 ccw_machine_2_11_class_options(mc); 777 compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len); 778 } 779 DEFINE_CCW_MACHINE(2_10, "2.10", false); 780 781 static void ccw_machine_2_9_instance_options(MachineState *machine) 782 { 783 ccw_machine_2_10_instance_options(machine); 784 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 785 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 786 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 787 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 788 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 789 } 790 791 static void ccw_machine_2_9_class_options(MachineClass *mc) 792 { 793 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 794 static GlobalProperty compat[] = { 795 { TYPE_S390_STATTRIB, "migration-enabled", "off", }, 796 }; 797 798 ccw_machine_2_10_class_options(mc); 799 compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len); 800 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 801 s390mc->css_migration_enabled = false; 802 } 803 DEFINE_CCW_MACHINE(2_9, "2.9", false); 804 805 static void ccw_machine_2_8_instance_options(MachineState *machine) 806 { 807 ccw_machine_2_9_instance_options(machine); 808 } 809 810 static void ccw_machine_2_8_class_options(MachineClass *mc) 811 { 812 static GlobalProperty compat[] = { 813 { TYPE_S390_FLIC_COMMON, "adapter_routes_max_batch", "64", }, 814 }; 815 816 ccw_machine_2_9_class_options(mc); 817 compat_props_add(mc->compat_props, hw_compat_2_8, hw_compat_2_8_len); 818 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 819 } 820 DEFINE_CCW_MACHINE(2_8, "2.8", false); 821 822 static void ccw_machine_2_7_instance_options(MachineState *machine) 823 { 824 ccw_machine_2_8_instance_options(machine); 825 } 826 827 static void ccw_machine_2_7_class_options(MachineClass *mc) 828 { 829 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 830 831 s390mc->cpu_model_allowed = false; 832 ccw_machine_2_8_class_options(mc); 833 compat_props_add(mc->compat_props, hw_compat_2_7, hw_compat_2_7_len); 834 } 835 DEFINE_CCW_MACHINE(2_7, "2.7", false); 836 837 static void ccw_machine_2_6_instance_options(MachineState *machine) 838 { 839 ccw_machine_2_7_instance_options(machine); 840 } 841 842 static void ccw_machine_2_6_class_options(MachineClass *mc) 843 { 844 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 845 static GlobalProperty compat[] = { 846 { TYPE_S390_IPL, "iplbext_migration", "off", }, 847 { TYPE_VIRTUAL_CSS_BRIDGE, "css_dev_path", "off", }, 848 }; 849 850 s390mc->ri_allowed = false; 851 ccw_machine_2_7_class_options(mc); 852 compat_props_add(mc->compat_props, hw_compat_2_6, hw_compat_2_6_len); 853 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 854 } 855 DEFINE_CCW_MACHINE(2_6, "2.6", false); 856 857 static void ccw_machine_2_5_instance_options(MachineState *machine) 858 { 859 ccw_machine_2_6_instance_options(machine); 860 } 861 862 static void ccw_machine_2_5_class_options(MachineClass *mc) 863 { 864 ccw_machine_2_6_class_options(mc); 865 compat_props_add(mc->compat_props, hw_compat_2_5, hw_compat_2_5_len); 866 } 867 DEFINE_CCW_MACHINE(2_5, "2.5", false); 868 869 static void ccw_machine_2_4_instance_options(MachineState *machine) 870 { 871 ccw_machine_2_5_instance_options(machine); 872 } 873 874 static void ccw_machine_2_4_class_options(MachineClass *mc) 875 { 876 static GlobalProperty compat[] = { 877 { TYPE_S390_SKEYS, "migration-enabled", "off", }, 878 { "virtio-blk-ccw", "max_revision", "0", }, 879 { "virtio-balloon-ccw", "max_revision", "0", }, 880 { "virtio-serial-ccw", "max_revision", "0", }, 881 { "virtio-9p-ccw", "max_revision", "0", }, 882 { "virtio-rng-ccw", "max_revision", "0", }, 883 { "virtio-net-ccw", "max_revision", "0", }, 884 { "virtio-scsi-ccw", "max_revision", "0", }, 885 { "vhost-scsi-ccw", "max_revision", "0", }, 886 }; 887 888 ccw_machine_2_5_class_options(mc); 889 compat_props_add(mc->compat_props, hw_compat_2_4, hw_compat_2_4_len); 890 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 891 } 892 DEFINE_CCW_MACHINE(2_4, "2.4", false); 893 894 static void ccw_machine_register_types(void) 895 { 896 type_register_static(&ccw_machine_info); 897 } 898 899 type_init(ccw_machine_register_types) 900