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 /* 158 * KVM does only support memory slots up to KVM_MEM_MAX_NR_PAGES pages 159 * as the dirty bitmap must be managed by bitops that take an int as 160 * position indicator. If we have a guest beyond that we will split off 161 * new subregions. The split must happen on a segment boundary (1MB). 162 */ 163 #define KVM_MEM_MAX_NR_PAGES ((1ULL << 31) - 1) 164 #define SEG_MSK (~0xfffffULL) 165 #define KVM_SLOT_MAX_BYTES ((KVM_MEM_MAX_NR_PAGES * TARGET_PAGE_SIZE) & SEG_MSK) 166 static void s390_memory_init(ram_addr_t mem_size) 167 { 168 MemoryRegion *sysmem = get_system_memory(); 169 ram_addr_t chunk, offset = 0; 170 unsigned int number = 0; 171 Error *local_err = NULL; 172 gchar *name; 173 174 /* allocate RAM for core */ 175 name = g_strdup_printf("s390.ram"); 176 while (mem_size) { 177 MemoryRegion *ram = g_new(MemoryRegion, 1); 178 uint64_t size = mem_size; 179 180 /* KVM does not allow memslots >= 8 TB */ 181 chunk = MIN(size, KVM_SLOT_MAX_BYTES); 182 memory_region_allocate_system_memory(ram, NULL, name, chunk); 183 memory_region_add_subregion(sysmem, offset, ram); 184 mem_size -= chunk; 185 offset += chunk; 186 g_free(name); 187 name = g_strdup_printf("s390.ram.%u", ++number); 188 } 189 g_free(name); 190 191 /* 192 * Configure the maximum page size. As no memory devices were created 193 * yet, this is the page size of initial memory only. 194 */ 195 s390_set_max_pagesize(qemu_maxrampagesize(), &local_err); 196 if (local_err) { 197 error_report_err(local_err); 198 exit(EXIT_FAILURE); 199 } 200 /* Initialize storage key device */ 201 s390_skeys_init(); 202 /* Initialize storage attributes device */ 203 s390_stattrib_init(); 204 } 205 206 static void s390_init_ipl_dev(const char *kernel_filename, 207 const char *kernel_cmdline, 208 const char *initrd_filename, const char *firmware, 209 const char *netboot_fw, bool enforce_bios) 210 { 211 Object *new = object_new(TYPE_S390_IPL); 212 DeviceState *dev = DEVICE(new); 213 char *netboot_fw_prop; 214 215 if (kernel_filename) { 216 qdev_prop_set_string(dev, "kernel", kernel_filename); 217 } 218 if (initrd_filename) { 219 qdev_prop_set_string(dev, "initrd", initrd_filename); 220 } 221 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 222 qdev_prop_set_string(dev, "firmware", firmware); 223 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 224 netboot_fw_prop = object_property_get_str(new, "netboot_fw", &error_abort); 225 if (!strlen(netboot_fw_prop)) { 226 qdev_prop_set_string(dev, "netboot_fw", netboot_fw); 227 } 228 g_free(netboot_fw_prop); 229 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 230 new, NULL); 231 object_unref(new); 232 qdev_init_nofail(dev); 233 } 234 235 static void s390_create_virtio_net(BusState *bus, const char *name) 236 { 237 int i; 238 239 for (i = 0; i < nb_nics; i++) { 240 NICInfo *nd = &nd_table[i]; 241 DeviceState *dev; 242 243 if (!nd->model) { 244 nd->model = g_strdup("virtio"); 245 } 246 247 qemu_check_nic_model(nd, "virtio"); 248 249 dev = qdev_create(bus, name); 250 qdev_set_nic_properties(dev, nd); 251 qdev_init_nofail(dev); 252 } 253 } 254 255 static void s390_create_sclpconsole(const char *type, Chardev *chardev) 256 { 257 DeviceState *dev; 258 259 dev = qdev_create(sclp_get_event_facility_bus(), type); 260 qdev_prop_set_chr(dev, "chardev", chardev); 261 qdev_init_nofail(dev); 262 } 263 264 static void ccw_init(MachineState *machine) 265 { 266 int ret; 267 VirtualCssBus *css_bus; 268 DeviceState *dev; 269 270 s390_sclp_init(); 271 /* init memory + setup max page size. Required for the CPU model */ 272 s390_memory_init(machine->ram_size); 273 274 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 275 s390_init_cpus(machine); 276 277 s390_flic_init(); 278 279 /* init the SIGP facility */ 280 s390_init_sigp(); 281 282 /* create AP bridge and bus(es) */ 283 s390_init_ap(); 284 285 /* get a BUS */ 286 css_bus = virtual_css_bus_init(); 287 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 288 machine->initrd_filename, "s390-ccw.img", 289 "s390-netboot.img", true); 290 291 dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); 292 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 293 OBJECT(dev), NULL); 294 qdev_init_nofail(dev); 295 296 /* register hypercalls */ 297 virtio_ccw_register_hcalls(); 298 299 s390_enable_css_support(s390_cpu_addr2state(0)); 300 301 ret = css_create_css_image(VIRTUAL_CSSID, true); 302 303 assert(ret == 0); 304 if (css_migration_enabled()) { 305 css_register_vmstate(); 306 } 307 308 /* Create VirtIO network adapters */ 309 s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw"); 310 311 /* init consoles */ 312 if (serial_hd(0)) { 313 s390_create_sclpconsole("sclpconsole", serial_hd(0)); 314 } 315 if (serial_hd(1)) { 316 s390_create_sclpconsole("sclplmconsole", serial_hd(1)); 317 } 318 319 /* init the TOD clock */ 320 s390_init_tod(); 321 } 322 323 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 324 DeviceState *dev, Error **errp) 325 { 326 MachineState *ms = MACHINE(hotplug_dev); 327 S390CPU *cpu = S390_CPU(dev); 328 329 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 330 ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev); 331 332 if (dev->hotplugged) { 333 raise_irq_cpu_hotplug(); 334 } 335 } 336 337 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 338 { 339 S390CPU *cpu = S390_CPU(cs); 340 341 s390_ipl_prepare_cpu(cpu); 342 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 343 } 344 345 static void s390_machine_reset(MachineState *machine) 346 { 347 enum s390_reset reset_type; 348 CPUState *cs, *t; 349 350 /* get the reset parameters, reset them once done */ 351 s390_ipl_get_reset_request(&cs, &reset_type); 352 353 /* all CPUs are paused and synchronized at this point */ 354 s390_cmma_reset(); 355 356 switch (reset_type) { 357 case S390_RESET_EXTERNAL: 358 case S390_RESET_REIPL: 359 qemu_devices_reset(); 360 s390_crypto_reset(); 361 362 /* configure and start the ipl CPU only */ 363 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 364 break; 365 case S390_RESET_MODIFIED_CLEAR: 366 CPU_FOREACH(t) { 367 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 368 } 369 subsystem_reset(); 370 s390_crypto_reset(); 371 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 372 break; 373 case S390_RESET_LOAD_NORMAL: 374 CPU_FOREACH(t) { 375 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 376 } 377 subsystem_reset(); 378 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 379 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 380 break; 381 default: 382 g_assert_not_reached(); 383 } 384 s390_ipl_clear_reset_request(); 385 } 386 387 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 388 DeviceState *dev, Error **errp) 389 { 390 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 391 s390_cpu_plug(hotplug_dev, dev, errp); 392 } 393 } 394 395 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 396 DeviceState *dev, Error **errp) 397 { 398 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 399 error_setg(errp, "CPU hot unplug not supported on this machine"); 400 return; 401 } 402 } 403 404 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 405 unsigned cpu_index) 406 { 407 MachineClass *mc = MACHINE_GET_CLASS(ms); 408 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 409 410 assert(cpu_index < possible_cpus->len); 411 return possible_cpus->cpus[cpu_index].props; 412 } 413 414 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 415 { 416 int i; 417 unsigned int max_cpus = ms->smp.max_cpus; 418 419 if (ms->possible_cpus) { 420 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 421 return ms->possible_cpus; 422 } 423 424 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 425 sizeof(CPUArchId) * max_cpus); 426 ms->possible_cpus->len = max_cpus; 427 for (i = 0; i < ms->possible_cpus->len; i++) { 428 ms->possible_cpus->cpus[i].type = ms->cpu_type; 429 ms->possible_cpus->cpus[i].vcpus_count = 1; 430 ms->possible_cpus->cpus[i].arch_id = i; 431 ms->possible_cpus->cpus[i].props.has_core_id = true; 432 ms->possible_cpus->cpus[i].props.core_id = i; 433 } 434 435 return ms->possible_cpus; 436 } 437 438 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 439 DeviceState *dev) 440 { 441 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 442 return HOTPLUG_HANDLER(machine); 443 } 444 return NULL; 445 } 446 447 static void s390_hot_add_cpu(MachineState *machine, 448 const int64_t id, Error **errp) 449 { 450 ObjectClass *oc; 451 452 g_assert(machine->possible_cpus->cpus[0].cpu); 453 oc = OBJECT_CLASS(CPU_GET_CLASS(machine->possible_cpus->cpus[0].cpu)); 454 455 s390x_new_cpu(object_class_get_name(oc), id, errp); 456 } 457 458 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 459 { 460 CPUState *cs = qemu_get_cpu(cpu_index); 461 462 s390_cpu_restart(S390_CPU(cs)); 463 } 464 465 static void ccw_machine_class_init(ObjectClass *oc, void *data) 466 { 467 MachineClass *mc = MACHINE_CLASS(oc); 468 NMIClass *nc = NMI_CLASS(oc); 469 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 470 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 471 472 s390mc->ri_allowed = true; 473 s390mc->cpu_model_allowed = true; 474 s390mc->css_migration_enabled = true; 475 s390mc->hpage_1m_allowed = true; 476 mc->init = ccw_init; 477 mc->reset = s390_machine_reset; 478 mc->hot_add_cpu = s390_hot_add_cpu; 479 mc->block_default_type = IF_VIRTIO; 480 mc->no_cdrom = 1; 481 mc->no_floppy = 1; 482 mc->no_parallel = 1; 483 mc->no_sdcard = 1; 484 mc->max_cpus = S390_MAX_CPUS; 485 mc->has_hotpluggable_cpus = true; 486 assert(!mc->get_hotplug_handler); 487 mc->get_hotplug_handler = s390_get_hotplug_handler; 488 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 489 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 490 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 491 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 492 hc->plug = s390_machine_device_plug; 493 hc->unplug_request = s390_machine_device_unplug_request; 494 nc->nmi_monitor_handler = s390_nmi; 495 } 496 497 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 498 { 499 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 500 501 return ms->aes_key_wrap; 502 } 503 504 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 505 Error **errp) 506 { 507 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 508 509 ms->aes_key_wrap = value; 510 } 511 512 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 513 { 514 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 515 516 return ms->dea_key_wrap; 517 } 518 519 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 520 Error **errp) 521 { 522 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 523 524 ms->dea_key_wrap = value; 525 } 526 527 static S390CcwMachineClass *current_mc; 528 529 static S390CcwMachineClass *get_machine_class(void) 530 { 531 if (unlikely(!current_mc)) { 532 /* 533 * No s390 ccw machine was instantiated, we are likely to 534 * be called for the 'none' machine. The properties will 535 * have their after-initialization values. 536 */ 537 current_mc = S390_MACHINE_CLASS( 538 object_class_by_name(TYPE_S390_CCW_MACHINE)); 539 } 540 return current_mc; 541 } 542 543 bool ri_allowed(void) 544 { 545 /* for "none" machine this results in true */ 546 return get_machine_class()->ri_allowed; 547 } 548 549 bool cpu_model_allowed(void) 550 { 551 /* for "none" machine this results in true */ 552 return get_machine_class()->cpu_model_allowed; 553 } 554 555 bool hpage_1m_allowed(void) 556 { 557 /* for "none" machine this results in true */ 558 return get_machine_class()->hpage_1m_allowed; 559 } 560 561 static char *machine_get_loadparm(Object *obj, Error **errp) 562 { 563 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 564 565 return g_memdup(ms->loadparm, sizeof(ms->loadparm)); 566 } 567 568 static void machine_set_loadparm(Object *obj, const char *val, Error **errp) 569 { 570 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 571 int i; 572 573 for (i = 0; i < sizeof(ms->loadparm) && val[i]; i++) { 574 uint8_t c = qemu_toupper(val[i]); /* mimic HMC */ 575 576 if (('A' <= c && c <= 'Z') || ('0' <= c && c <= '9') || (c == '.') || 577 (c == ' ')) { 578 ms->loadparm[i] = c; 579 } else { 580 error_setg(errp, "LOADPARM: invalid character '%c' (ASCII 0x%02x)", 581 c, c); 582 return; 583 } 584 } 585 586 for (; i < sizeof(ms->loadparm); i++) { 587 ms->loadparm[i] = ' '; /* pad right with spaces */ 588 } 589 } 590 static inline void s390_machine_initfn(Object *obj) 591 { 592 object_property_add_bool(obj, "aes-key-wrap", 593 machine_get_aes_key_wrap, 594 machine_set_aes_key_wrap, NULL); 595 object_property_set_description(obj, "aes-key-wrap", 596 "enable/disable AES key wrapping using the CPACF wrapping key", 597 NULL); 598 object_property_set_bool(obj, true, "aes-key-wrap", NULL); 599 600 object_property_add_bool(obj, "dea-key-wrap", 601 machine_get_dea_key_wrap, 602 machine_set_dea_key_wrap, NULL); 603 object_property_set_description(obj, "dea-key-wrap", 604 "enable/disable DEA key wrapping using the CPACF wrapping key", 605 NULL); 606 object_property_set_bool(obj, true, "dea-key-wrap", NULL); 607 object_property_add_str(obj, "loadparm", 608 machine_get_loadparm, machine_set_loadparm, NULL); 609 object_property_set_description(obj, "loadparm", 610 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 611 " to upper case) to pass to machine loader, boot manager," 612 " and guest kernel", 613 NULL); 614 } 615 616 static const TypeInfo ccw_machine_info = { 617 .name = TYPE_S390_CCW_MACHINE, 618 .parent = TYPE_MACHINE, 619 .abstract = true, 620 .instance_size = sizeof(S390CcwMachineState), 621 .instance_init = s390_machine_initfn, 622 .class_size = sizeof(S390CcwMachineClass), 623 .class_init = ccw_machine_class_init, 624 .interfaces = (InterfaceInfo[]) { 625 { TYPE_NMI }, 626 { TYPE_HOTPLUG_HANDLER}, 627 { } 628 }, 629 }; 630 631 bool css_migration_enabled(void) 632 { 633 return get_machine_class()->css_migration_enabled; 634 } 635 636 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \ 637 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \ 638 void *data) \ 639 { \ 640 MachineClass *mc = MACHINE_CLASS(oc); \ 641 ccw_machine_##suffix##_class_options(mc); \ 642 mc->desc = "VirtIO-ccw based S390 machine v" verstr; \ 643 if (latest) { \ 644 mc->alias = "s390-ccw-virtio"; \ 645 mc->is_default = 1; \ 646 } \ 647 } \ 648 static void ccw_machine_##suffix##_instance_init(Object *obj) \ 649 { \ 650 MachineState *machine = MACHINE(obj); \ 651 current_mc = S390_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 652 ccw_machine_##suffix##_instance_options(machine); \ 653 } \ 654 static const TypeInfo ccw_machine_##suffix##_info = { \ 655 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \ 656 .parent = TYPE_S390_CCW_MACHINE, \ 657 .class_init = ccw_machine_##suffix##_class_init, \ 658 .instance_init = ccw_machine_##suffix##_instance_init, \ 659 }; \ 660 static void ccw_machine_register_##suffix(void) \ 661 { \ 662 type_register_static(&ccw_machine_##suffix##_info); \ 663 } \ 664 type_init(ccw_machine_register_##suffix) 665 666 static void ccw_machine_4_1_instance_options(MachineState *machine) 667 { 668 } 669 670 static void ccw_machine_4_1_class_options(MachineClass *mc) 671 { 672 } 673 DEFINE_CCW_MACHINE(4_1, "4.1", true); 674 675 static void ccw_machine_4_0_instance_options(MachineState *machine) 676 { 677 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 }; 678 ccw_machine_4_1_instance_options(machine); 679 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 680 } 681 682 static void ccw_machine_4_0_class_options(MachineClass *mc) 683 { 684 ccw_machine_4_1_class_options(mc); 685 compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len); 686 } 687 DEFINE_CCW_MACHINE(4_0, "4.0", false); 688 689 static void ccw_machine_3_1_instance_options(MachineState *machine) 690 { 691 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 }; 692 ccw_machine_4_0_instance_options(machine); 693 s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH); 694 s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF); 695 s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat); 696 } 697 698 static void ccw_machine_3_1_class_options(MachineClass *mc) 699 { 700 ccw_machine_4_0_class_options(mc); 701 compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len); 702 } 703 DEFINE_CCW_MACHINE(3_1, "3.1", false); 704 705 static void ccw_machine_3_0_instance_options(MachineState *machine) 706 { 707 ccw_machine_3_1_instance_options(machine); 708 } 709 710 static void ccw_machine_3_0_class_options(MachineClass *mc) 711 { 712 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 713 714 s390mc->hpage_1m_allowed = false; 715 ccw_machine_3_1_class_options(mc); 716 compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len); 717 } 718 DEFINE_CCW_MACHINE(3_0, "3.0", false); 719 720 static void ccw_machine_2_12_instance_options(MachineState *machine) 721 { 722 ccw_machine_3_0_instance_options(machine); 723 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 724 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 725 } 726 727 static void ccw_machine_2_12_class_options(MachineClass *mc) 728 { 729 ccw_machine_3_0_class_options(mc); 730 compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len); 731 } 732 DEFINE_CCW_MACHINE(2_12, "2.12", false); 733 734 static void ccw_machine_2_11_instance_options(MachineState *machine) 735 { 736 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 737 ccw_machine_2_12_instance_options(machine); 738 739 /* before 2.12 we emulated the very first z900 */ 740 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 741 } 742 743 static void ccw_machine_2_11_class_options(MachineClass *mc) 744 { 745 static GlobalProperty compat[] = { 746 { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", }, 747 }; 748 749 ccw_machine_2_12_class_options(mc); 750 compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len); 751 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 752 } 753 DEFINE_CCW_MACHINE(2_11, "2.11", false); 754 755 static void ccw_machine_2_10_instance_options(MachineState *machine) 756 { 757 ccw_machine_2_11_instance_options(machine); 758 } 759 760 static void ccw_machine_2_10_class_options(MachineClass *mc) 761 { 762 ccw_machine_2_11_class_options(mc); 763 compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len); 764 } 765 DEFINE_CCW_MACHINE(2_10, "2.10", false); 766 767 static void ccw_machine_2_9_instance_options(MachineState *machine) 768 { 769 ccw_machine_2_10_instance_options(machine); 770 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 771 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 772 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 773 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 774 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 775 } 776 777 static void ccw_machine_2_9_class_options(MachineClass *mc) 778 { 779 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 780 static GlobalProperty compat[] = { 781 { TYPE_S390_STATTRIB, "migration-enabled", "off", }, 782 }; 783 784 ccw_machine_2_10_class_options(mc); 785 compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len); 786 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 787 s390mc->css_migration_enabled = false; 788 } 789 DEFINE_CCW_MACHINE(2_9, "2.9", false); 790 791 static void ccw_machine_2_8_instance_options(MachineState *machine) 792 { 793 ccw_machine_2_9_instance_options(machine); 794 } 795 796 static void ccw_machine_2_8_class_options(MachineClass *mc) 797 { 798 static GlobalProperty compat[] = { 799 { TYPE_S390_FLIC_COMMON, "adapter_routes_max_batch", "64", }, 800 }; 801 802 ccw_machine_2_9_class_options(mc); 803 compat_props_add(mc->compat_props, hw_compat_2_8, hw_compat_2_8_len); 804 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 805 } 806 DEFINE_CCW_MACHINE(2_8, "2.8", false); 807 808 static void ccw_machine_2_7_instance_options(MachineState *machine) 809 { 810 ccw_machine_2_8_instance_options(machine); 811 } 812 813 static void ccw_machine_2_7_class_options(MachineClass *mc) 814 { 815 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 816 817 s390mc->cpu_model_allowed = false; 818 ccw_machine_2_8_class_options(mc); 819 compat_props_add(mc->compat_props, hw_compat_2_7, hw_compat_2_7_len); 820 } 821 DEFINE_CCW_MACHINE(2_7, "2.7", false); 822 823 static void ccw_machine_2_6_instance_options(MachineState *machine) 824 { 825 ccw_machine_2_7_instance_options(machine); 826 } 827 828 static void ccw_machine_2_6_class_options(MachineClass *mc) 829 { 830 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 831 static GlobalProperty compat[] = { 832 { TYPE_S390_IPL, "iplbext_migration", "off", }, 833 { TYPE_VIRTUAL_CSS_BRIDGE, "css_dev_path", "off", }, 834 }; 835 836 s390mc->ri_allowed = false; 837 ccw_machine_2_7_class_options(mc); 838 compat_props_add(mc->compat_props, hw_compat_2_6, hw_compat_2_6_len); 839 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 840 } 841 DEFINE_CCW_MACHINE(2_6, "2.6", false); 842 843 static void ccw_machine_2_5_instance_options(MachineState *machine) 844 { 845 ccw_machine_2_6_instance_options(machine); 846 } 847 848 static void ccw_machine_2_5_class_options(MachineClass *mc) 849 { 850 ccw_machine_2_6_class_options(mc); 851 compat_props_add(mc->compat_props, hw_compat_2_5, hw_compat_2_5_len); 852 } 853 DEFINE_CCW_MACHINE(2_5, "2.5", false); 854 855 static void ccw_machine_2_4_instance_options(MachineState *machine) 856 { 857 ccw_machine_2_5_instance_options(machine); 858 } 859 860 static void ccw_machine_2_4_class_options(MachineClass *mc) 861 { 862 static GlobalProperty compat[] = { 863 { TYPE_S390_SKEYS, "migration-enabled", "off", }, 864 { "virtio-blk-ccw", "max_revision", "0", }, 865 { "virtio-balloon-ccw", "max_revision", "0", }, 866 { "virtio-serial-ccw", "max_revision", "0", }, 867 { "virtio-9p-ccw", "max_revision", "0", }, 868 { "virtio-rng-ccw", "max_revision", "0", }, 869 { "virtio-net-ccw", "max_revision", "0", }, 870 { "virtio-scsi-ccw", "max_revision", "0", }, 871 { "vhost-scsi-ccw", "max_revision", "0", }, 872 }; 873 874 ccw_machine_2_5_class_options(mc); 875 compat_props_add(mc->compat_props, hw_compat_2_4, hw_compat_2_4_len); 876 compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); 877 } 878 DEFINE_CCW_MACHINE(2_4, "2.4", false); 879 880 static void ccw_machine_register_types(void) 881 { 882 type_register_static(&ccw_machine_info); 883 } 884 885 type_init(ccw_machine_register_types) 886