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