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(ram_addr_t mem_size) 158 { 159 MemoryRegion *sysmem = get_system_memory(); 160 MemoryRegion *ram = g_new(MemoryRegion, 1); 161 Error *local_err = NULL; 162 163 /* allocate RAM for core */ 164 memory_region_allocate_system_memory(ram, NULL, "s390.ram", mem_size); 165 memory_region_add_subregion(sysmem, 0, ram); 166 167 /* 168 * Configure the maximum page size. As no memory devices were created 169 * yet, this is the page size of initial memory only. 170 */ 171 s390_set_max_pagesize(qemu_maxrampagesize(), &local_err); 172 if (local_err) { 173 error_report_err(local_err); 174 exit(EXIT_FAILURE); 175 } 176 /* Initialize storage key device */ 177 s390_skeys_init(); 178 /* Initialize storage attributes device */ 179 s390_stattrib_init(); 180 } 181 182 static void s390_init_ipl_dev(const char *kernel_filename, 183 const char *kernel_cmdline, 184 const char *initrd_filename, const char *firmware, 185 const char *netboot_fw, bool enforce_bios) 186 { 187 Object *new = object_new(TYPE_S390_IPL); 188 DeviceState *dev = DEVICE(new); 189 char *netboot_fw_prop; 190 191 if (kernel_filename) { 192 qdev_prop_set_string(dev, "kernel", kernel_filename); 193 } 194 if (initrd_filename) { 195 qdev_prop_set_string(dev, "initrd", initrd_filename); 196 } 197 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 198 qdev_prop_set_string(dev, "firmware", firmware); 199 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 200 netboot_fw_prop = object_property_get_str(new, "netboot_fw", &error_abort); 201 if (!strlen(netboot_fw_prop)) { 202 qdev_prop_set_string(dev, "netboot_fw", netboot_fw); 203 } 204 g_free(netboot_fw_prop); 205 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 206 new, NULL); 207 object_unref(new); 208 qdev_init_nofail(dev); 209 } 210 211 static void s390_create_virtio_net(BusState *bus, const char *name) 212 { 213 int i; 214 215 for (i = 0; i < nb_nics; i++) { 216 NICInfo *nd = &nd_table[i]; 217 DeviceState *dev; 218 219 if (!nd->model) { 220 nd->model = g_strdup("virtio"); 221 } 222 223 qemu_check_nic_model(nd, "virtio"); 224 225 dev = qdev_create(bus, name); 226 qdev_set_nic_properties(dev, nd); 227 qdev_init_nofail(dev); 228 } 229 } 230 231 static void s390_create_sclpconsole(const char *type, Chardev *chardev) 232 { 233 DeviceState *dev; 234 235 dev = qdev_create(sclp_get_event_facility_bus(), type); 236 qdev_prop_set_chr(dev, "chardev", chardev); 237 qdev_init_nofail(dev); 238 } 239 240 static void ccw_init(MachineState *machine) 241 { 242 int ret; 243 VirtualCssBus *css_bus; 244 DeviceState *dev; 245 246 s390_sclp_init(); 247 /* init memory + setup max page size. Required for the CPU model */ 248 s390_memory_init(machine->ram_size); 249 250 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 251 s390_init_cpus(machine); 252 253 s390_flic_init(); 254 255 /* init the SIGP facility */ 256 s390_init_sigp(); 257 258 /* create AP bridge and bus(es) */ 259 s390_init_ap(); 260 261 /* get a BUS */ 262 css_bus = virtual_css_bus_init(); 263 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 264 machine->initrd_filename, "s390-ccw.img", 265 "s390-netboot.img", true); 266 267 dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); 268 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 269 OBJECT(dev), NULL); 270 qdev_init_nofail(dev); 271 272 /* register hypercalls */ 273 virtio_ccw_register_hcalls(); 274 275 s390_enable_css_support(s390_cpu_addr2state(0)); 276 277 ret = css_create_css_image(VIRTUAL_CSSID, true); 278 279 assert(ret == 0); 280 if (css_migration_enabled()) { 281 css_register_vmstate(); 282 } 283 284 /* Create VirtIO network adapters */ 285 s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw"); 286 287 /* init consoles */ 288 if (serial_hd(0)) { 289 s390_create_sclpconsole("sclpconsole", serial_hd(0)); 290 } 291 if (serial_hd(1)) { 292 s390_create_sclpconsole("sclplmconsole", serial_hd(1)); 293 } 294 295 /* init the TOD clock */ 296 s390_init_tod(); 297 } 298 299 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 300 DeviceState *dev, Error **errp) 301 { 302 MachineState *ms = MACHINE(hotplug_dev); 303 S390CPU *cpu = S390_CPU(dev); 304 305 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 306 ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev); 307 308 if (dev->hotplugged) { 309 raise_irq_cpu_hotplug(); 310 } 311 } 312 313 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 314 { 315 S390CPU *cpu = S390_CPU(cs); 316 317 s390_ipl_prepare_cpu(cpu); 318 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 319 } 320 321 static void s390_machine_reset(MachineState *machine) 322 { 323 enum s390_reset reset_type; 324 CPUState *cs, *t; 325 326 /* get the reset parameters, reset them once done */ 327 s390_ipl_get_reset_request(&cs, &reset_type); 328 329 /* all CPUs are paused and synchronized at this point */ 330 s390_cmma_reset(); 331 332 switch (reset_type) { 333 case S390_RESET_EXTERNAL: 334 case S390_RESET_REIPL: 335 qemu_devices_reset(); 336 s390_crypto_reset(); 337 338 /* configure and start the ipl CPU only */ 339 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 340 break; 341 case S390_RESET_MODIFIED_CLEAR: 342 CPU_FOREACH(t) { 343 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 344 } 345 subsystem_reset(); 346 s390_crypto_reset(); 347 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 348 break; 349 case S390_RESET_LOAD_NORMAL: 350 CPU_FOREACH(t) { 351 if (t == cs) { 352 continue; 353 } 354 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 355 } 356 subsystem_reset(); 357 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 358 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 359 break; 360 default: 361 g_assert_not_reached(); 362 } 363 s390_ipl_clear_reset_request(); 364 } 365 366 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 367 DeviceState *dev, Error **errp) 368 { 369 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 370 s390_cpu_plug(hotplug_dev, dev, errp); 371 } 372 } 373 374 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 375 DeviceState *dev, Error **errp) 376 { 377 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 378 error_setg(errp, "CPU hot unplug not supported on this machine"); 379 return; 380 } 381 } 382 383 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 384 unsigned cpu_index) 385 { 386 MachineClass *mc = MACHINE_GET_CLASS(ms); 387 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 388 389 assert(cpu_index < possible_cpus->len); 390 return possible_cpus->cpus[cpu_index].props; 391 } 392 393 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 394 { 395 int i; 396 unsigned int max_cpus = ms->smp.max_cpus; 397 398 if (ms->possible_cpus) { 399 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 400 return ms->possible_cpus; 401 } 402 403 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 404 sizeof(CPUArchId) * max_cpus); 405 ms->possible_cpus->len = max_cpus; 406 for (i = 0; i < ms->possible_cpus->len; i++) { 407 ms->possible_cpus->cpus[i].type = ms->cpu_type; 408 ms->possible_cpus->cpus[i].vcpus_count = 1; 409 ms->possible_cpus->cpus[i].arch_id = i; 410 ms->possible_cpus->cpus[i].props.has_core_id = true; 411 ms->possible_cpus->cpus[i].props.core_id = i; 412 } 413 414 return ms->possible_cpus; 415 } 416 417 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 418 DeviceState *dev) 419 { 420 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 421 return HOTPLUG_HANDLER(machine); 422 } 423 return NULL; 424 } 425 426 static void s390_hot_add_cpu(MachineState *machine, 427 const int64_t id, Error **errp) 428 { 429 ObjectClass *oc; 430 431 g_assert(machine->possible_cpus->cpus[0].cpu); 432 oc = OBJECT_CLASS(CPU_GET_CLASS(machine->possible_cpus->cpus[0].cpu)); 433 434 s390x_new_cpu(object_class_get_name(oc), id, errp); 435 } 436 437 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 438 { 439 CPUState *cs = qemu_get_cpu(cpu_index); 440 441 s390_cpu_restart(S390_CPU(cs)); 442 } 443 444 static void ccw_machine_class_init(ObjectClass *oc, void *data) 445 { 446 MachineClass *mc = MACHINE_CLASS(oc); 447 NMIClass *nc = NMI_CLASS(oc); 448 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 449 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 450 451 s390mc->ri_allowed = true; 452 s390mc->cpu_model_allowed = true; 453 s390mc->css_migration_enabled = true; 454 s390mc->hpage_1m_allowed = true; 455 mc->init = ccw_init; 456 mc->reset = s390_machine_reset; 457 mc->hot_add_cpu = s390_hot_add_cpu; 458 mc->block_default_type = IF_VIRTIO; 459 mc->no_cdrom = 1; 460 mc->no_floppy = 1; 461 mc->no_parallel = 1; 462 mc->no_sdcard = 1; 463 mc->max_cpus = S390_MAX_CPUS; 464 mc->has_hotpluggable_cpus = true; 465 assert(!mc->get_hotplug_handler); 466 mc->get_hotplug_handler = s390_get_hotplug_handler; 467 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 468 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 469 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 470 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 471 hc->plug = s390_machine_device_plug; 472 hc->unplug_request = s390_machine_device_unplug_request; 473 nc->nmi_monitor_handler = s390_nmi; 474 } 475 476 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 477 { 478 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 479 480 return ms->aes_key_wrap; 481 } 482 483 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 484 Error **errp) 485 { 486 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 487 488 ms->aes_key_wrap = value; 489 } 490 491 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 492 { 493 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 494 495 return ms->dea_key_wrap; 496 } 497 498 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 499 Error **errp) 500 { 501 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 502 503 ms->dea_key_wrap = value; 504 } 505 506 static S390CcwMachineClass *current_mc; 507 508 /* 509 * Get the class of the s390-ccw-virtio machine that is currently in use. 510 * Note: libvirt is using the "none" machine to probe for the features of the 511 * host CPU, so in case this is called with the "none" machine, the function 512 * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the 513 * various "*_allowed" variables are enabled, so that the *_allowed() wrappers 514 * below return the correct default value for the "none" machine. 515 * 516 * Attention! Do *not* add additional new wrappers for CPU features (e.g. like 517 * the ri_allowed() wrapper) via this mechanism anymore. CPU features should 518 * be handled via the CPU models, i.e. checking with cpu_model_allowed() during 519 * CPU initialization and s390_has_feat() later should be sufficient. 520 */ 521 static S390CcwMachineClass *get_machine_class(void) 522 { 523 if (unlikely(!current_mc)) { 524 /* 525 * No s390 ccw machine was instantiated, we are likely to 526 * be called for the 'none' machine. The properties will 527 * have their after-initialization values. 528 */ 529 current_mc = S390_MACHINE_CLASS( 530 object_class_by_name(TYPE_S390_CCW_MACHINE)); 531 } 532 return current_mc; 533 } 534 535 bool ri_allowed(void) 536 { 537 return get_machine_class()->ri_allowed; 538 } 539 540 bool cpu_model_allowed(void) 541 { 542 return get_machine_class()->cpu_model_allowed; 543 } 544 545 bool hpage_1m_allowed(void) 546 { 547 return get_machine_class()->hpage_1m_allowed; 548 } 549 550 static char *machine_get_loadparm(Object *obj, Error **errp) 551 { 552 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 553 554 return g_memdup(ms->loadparm, sizeof(ms->loadparm)); 555 } 556 557 static void machine_set_loadparm(Object *obj, const char *val, Error **errp) 558 { 559 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 560 int i; 561 562 for (i = 0; i < sizeof(ms->loadparm) && val[i]; i++) { 563 uint8_t c = qemu_toupper(val[i]); /* mimic HMC */ 564 565 if (('A' <= c && c <= 'Z') || ('0' <= c && c <= '9') || (c == '.') || 566 (c == ' ')) { 567 ms->loadparm[i] = c; 568 } else { 569 error_setg(errp, "LOADPARM: invalid character '%c' (ASCII 0x%02x)", 570 c, c); 571 return; 572 } 573 } 574 575 for (; i < sizeof(ms->loadparm); i++) { 576 ms->loadparm[i] = ' '; /* pad right with spaces */ 577 } 578 } 579 static inline void s390_machine_initfn(Object *obj) 580 { 581 object_property_add_bool(obj, "aes-key-wrap", 582 machine_get_aes_key_wrap, 583 machine_set_aes_key_wrap, NULL); 584 object_property_set_description(obj, "aes-key-wrap", 585 "enable/disable AES key wrapping using the CPACF wrapping key", 586 NULL); 587 object_property_set_bool(obj, true, "aes-key-wrap", NULL); 588 589 object_property_add_bool(obj, "dea-key-wrap", 590 machine_get_dea_key_wrap, 591 machine_set_dea_key_wrap, NULL); 592 object_property_set_description(obj, "dea-key-wrap", 593 "enable/disable DEA key wrapping using the CPACF wrapping key", 594 NULL); 595 object_property_set_bool(obj, true, "dea-key-wrap", NULL); 596 object_property_add_str(obj, "loadparm", 597 machine_get_loadparm, machine_set_loadparm, NULL); 598 object_property_set_description(obj, "loadparm", 599 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 600 " to upper case) to pass to machine loader, boot manager," 601 " and guest kernel", 602 NULL); 603 } 604 605 static const TypeInfo ccw_machine_info = { 606 .name = TYPE_S390_CCW_MACHINE, 607 .parent = TYPE_MACHINE, 608 .abstract = true, 609 .instance_size = sizeof(S390CcwMachineState), 610 .instance_init = s390_machine_initfn, 611 .class_size = sizeof(S390CcwMachineClass), 612 .class_init = ccw_machine_class_init, 613 .interfaces = (InterfaceInfo[]) { 614 { TYPE_NMI }, 615 { TYPE_HOTPLUG_HANDLER}, 616 { } 617 }, 618 }; 619 620 bool css_migration_enabled(void) 621 { 622 return get_machine_class()->css_migration_enabled; 623 } 624 625 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \ 626 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \ 627 void *data) \ 628 { \ 629 MachineClass *mc = MACHINE_CLASS(oc); \ 630 ccw_machine_##suffix##_class_options(mc); \ 631 mc->desc = "VirtIO-ccw based S390 machine v" verstr; \ 632 if (latest) { \ 633 mc->alias = "s390-ccw-virtio"; \ 634 mc->is_default = 1; \ 635 } \ 636 } \ 637 static void ccw_machine_##suffix##_instance_init(Object *obj) \ 638 { \ 639 MachineState *machine = MACHINE(obj); \ 640 current_mc = S390_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 641 ccw_machine_##suffix##_instance_options(machine); \ 642 } \ 643 static const TypeInfo ccw_machine_##suffix##_info = { \ 644 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \ 645 .parent = TYPE_S390_CCW_MACHINE, \ 646 .class_init = ccw_machine_##suffix##_class_init, \ 647 .instance_init = ccw_machine_##suffix##_instance_init, \ 648 }; \ 649 static void ccw_machine_register_##suffix(void) \ 650 { \ 651 type_register_static(&ccw_machine_##suffix##_info); \ 652 } \ 653 type_init(ccw_machine_register_##suffix) 654 655 static void ccw_machine_5_0_instance_options(MachineState *machine) 656 { 657 } 658 659 static void ccw_machine_5_0_class_options(MachineClass *mc) 660 { 661 } 662 DEFINE_CCW_MACHINE(5_0, "5.0", true); 663 664 static void ccw_machine_4_2_instance_options(MachineState *machine) 665 { 666 ccw_machine_5_0_instance_options(machine); 667 } 668 669 static void ccw_machine_4_2_class_options(MachineClass *mc) 670 { 671 ccw_machine_5_0_class_options(mc); 672 compat_props_add(mc->compat_props, hw_compat_4_2, hw_compat_4_2_len); 673 } 674 DEFINE_CCW_MACHINE(4_2, "4.2", false); 675 676 static void ccw_machine_4_1_instance_options(MachineState *machine) 677 { 678 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_1 }; 679 ccw_machine_4_2_instance_options(machine); 680 s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat); 681 } 682 683 static void ccw_machine_4_1_class_options(MachineClass *mc) 684 { 685 ccw_machine_4_2_class_options(mc); 686 compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len); 687 } 688 DEFINE_CCW_MACHINE(4_1, "4.1", false); 689 690 static void ccw_machine_4_0_instance_options(MachineState *machine) 691 { 692 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 }; 693 ccw_machine_4_1_instance_options(machine); 694 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 695 } 696 697 static void ccw_machine_4_0_class_options(MachineClass *mc) 698 { 699 ccw_machine_4_1_class_options(mc); 700 compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len); 701 } 702 DEFINE_CCW_MACHINE(4_0, "4.0", false); 703 704 static void ccw_machine_3_1_instance_options(MachineState *machine) 705 { 706 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; 707 ccw_machine_4_0_instance_options(machine); 708 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH); 709 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF); 710 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 711 } 712 713 static void ccw_machine_3_1_class_options(MachineClass *mc) 714 { 715 ccw_machine_4_0_class_options(mc); 716 compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len); 717 } 718 DEFINE_CCW_MACHINE(3_1, "3.1", false); 719 720 static void ccw_machine_3_0_instance_options(MachineState *machine) 721 { 722 ccw_machine_3_1_instance_options(machine); 723 } 724 725 static void ccw_machine_3_0_class_options(MachineClass *mc) 726 { 727 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 728 729 s390mc->hpage_1m_allowed = false; 730 ccw_machine_3_1_class_options(mc); 731 compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len); 732 } 733 DEFINE_CCW_MACHINE(3_0, "3.0", false); 734 735 static void ccw_machine_2_12_instance_options(MachineState *machine) 736 { 737 ccw_machine_3_0_instance_options(machine); 738 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 739 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 740 } 741 742 static void ccw_machine_2_12_class_options(MachineClass *mc) 743 { 744 ccw_machine_3_0_class_options(mc); 745 compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len); 746 } 747 DEFINE_CCW_MACHINE(2_12, "2.12", false); 748 749 static void ccw_machine_2_11_instance_options(MachineState *machine) 750 { 751 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 752 ccw_machine_2_12_instance_options(machine); 753 754 /* before 2.12 we emulated the very first z900 */ 755 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 756 } 757 758 static void ccw_machine_2_11_class_options(MachineClass *mc) 759 { 760 static GlobalProperty compat[] = { 761 { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", }, 762 }; 763 764 ccw_machine_2_12_class_options(mc); 765 compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len); 766 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 767 } 768 DEFINE_CCW_MACHINE(2_11, "2.11", false); 769 770 static void ccw_machine_2_10_instance_options(MachineState *machine) 771 { 772 ccw_machine_2_11_instance_options(machine); 773 } 774 775 static void ccw_machine_2_10_class_options(MachineClass *mc) 776 { 777 ccw_machine_2_11_class_options(mc); 778 compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len); 779 } 780 DEFINE_CCW_MACHINE(2_10, "2.10", false); 781 782 static void ccw_machine_2_9_instance_options(MachineState *machine) 783 { 784 ccw_machine_2_10_instance_options(machine); 785 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 786 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 787 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 788 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 789 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 790 } 791 792 static void ccw_machine_2_9_class_options(MachineClass *mc) 793 { 794 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 795 static GlobalProperty compat[] = { 796 { TYPE_S390_STATTRIB, "migration-enabled", "off", }, 797 }; 798 799 ccw_machine_2_10_class_options(mc); 800 compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len); 801 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 802 s390mc->css_migration_enabled = false; 803 } 804 DEFINE_CCW_MACHINE(2_9, "2.9", false); 805 806 static void ccw_machine_2_8_instance_options(MachineState *machine) 807 { 808 ccw_machine_2_9_instance_options(machine); 809 } 810 811 static void ccw_machine_2_8_class_options(MachineClass *mc) 812 { 813 static GlobalProperty compat[] = { 814 { TYPE_S390_FLIC_COMMON, "adapter_routes_max_batch", "64", }, 815 }; 816 817 ccw_machine_2_9_class_options(mc); 818 compat_props_add(mc->compat_props, hw_compat_2_8, hw_compat_2_8_len); 819 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 820 } 821 DEFINE_CCW_MACHINE(2_8, "2.8", false); 822 823 static void ccw_machine_2_7_instance_options(MachineState *machine) 824 { 825 ccw_machine_2_8_instance_options(machine); 826 } 827 828 static void ccw_machine_2_7_class_options(MachineClass *mc) 829 { 830 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 831 832 s390mc->cpu_model_allowed = false; 833 ccw_machine_2_8_class_options(mc); 834 compat_props_add(mc->compat_props, hw_compat_2_7, hw_compat_2_7_len); 835 } 836 DEFINE_CCW_MACHINE(2_7, "2.7", false); 837 838 static void ccw_machine_2_6_instance_options(MachineState *machine) 839 { 840 ccw_machine_2_7_instance_options(machine); 841 } 842 843 static void ccw_machine_2_6_class_options(MachineClass *mc) 844 { 845 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 846 static GlobalProperty compat[] = { 847 { TYPE_S390_IPL, "iplbext_migration", "off", }, 848 { TYPE_VIRTUAL_CSS_BRIDGE, "css_dev_path", "off", }, 849 }; 850 851 s390mc->ri_allowed = false; 852 ccw_machine_2_7_class_options(mc); 853 compat_props_add(mc->compat_props, hw_compat_2_6, hw_compat_2_6_len); 854 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 855 } 856 DEFINE_CCW_MACHINE(2_6, "2.6", false); 857 858 static void ccw_machine_2_5_instance_options(MachineState *machine) 859 { 860 ccw_machine_2_6_instance_options(machine); 861 } 862 863 static void ccw_machine_2_5_class_options(MachineClass *mc) 864 { 865 ccw_machine_2_6_class_options(mc); 866 compat_props_add(mc->compat_props, hw_compat_2_5, hw_compat_2_5_len); 867 } 868 DEFINE_CCW_MACHINE(2_5, "2.5", false); 869 870 static void ccw_machine_2_4_instance_options(MachineState *machine) 871 { 872 ccw_machine_2_5_instance_options(machine); 873 } 874 875 static void ccw_machine_2_4_class_options(MachineClass *mc) 876 { 877 static GlobalProperty compat[] = { 878 { TYPE_S390_SKEYS, "migration-enabled", "off", }, 879 { "virtio-blk-ccw", "max_revision", "0", }, 880 { "virtio-balloon-ccw", "max_revision", "0", }, 881 { "virtio-serial-ccw", "max_revision", "0", }, 882 { "virtio-9p-ccw", "max_revision", "0", }, 883 { "virtio-rng-ccw", "max_revision", "0", }, 884 { "virtio-net-ccw", "max_revision", "0", }, 885 { "virtio-scsi-ccw", "max_revision", "0", }, 886 { "vhost-scsi-ccw", "max_revision", "0", }, 887 }; 888 889 ccw_machine_2_5_class_options(mc); 890 compat_props_add(mc->compat_props, hw_compat_2_4, hw_compat_2_4_len); 891 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 892 } 893 DEFINE_CCW_MACHINE(2_4, "2.4", false); 894 895 static void ccw_machine_register_types(void) 896 { 897 type_register_static(&ccw_machine_info); 898 } 899 900 type_init(ccw_machine_register_types) 901