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 "hw/compat.h" 32 #include "ipl.h" 33 #include "hw/s390x/s390-virtio-ccw.h" 34 #include "hw/s390x/css-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 /* get a BUS */ 267 css_bus = virtual_css_bus_init(); 268 s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline, 269 machine->initrd_filename, "s390-ccw.img", 270 "s390-netboot.img", true); 271 272 /* 273 * We cannot easily make the pci host bridge conditional as older QEMUs 274 * always created it. Doing so would break migration across QEMU versions. 275 */ 276 dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); 277 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 278 OBJECT(dev), NULL); 279 qdev_init_nofail(dev); 280 281 /* register hypercalls */ 282 virtio_ccw_register_hcalls(); 283 284 s390_enable_css_support(s390_cpu_addr2state(0)); 285 /* 286 * Non mcss-e enabled guests only see the devices from the default 287 * css, which is determined by the value of the squash_mcss property. 288 */ 289 if (css_bus->squash_mcss) { 290 ret = css_create_css_image(0, true); 291 } else { 292 ret = css_create_css_image(VIRTUAL_CSSID, true); 293 } 294 if (qemu_opt_get(qemu_get_machine_opts(), "s390-squash-mcss")) { 295 warn_report("The machine property 's390-squash-mcss' is deprecated" 296 " (obsoleted by lifting the cssid restrictions)."); 297 } 298 299 assert(ret == 0); 300 if (css_migration_enabled()) { 301 css_register_vmstate(); 302 } 303 304 /* Create VirtIO network adapters */ 305 s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw"); 306 307 /* init consoles */ 308 if (serial_hd(0)) { 309 s390_create_sclpconsole("sclpconsole", serial_hd(0)); 310 } 311 if (serial_hd(1)) { 312 s390_create_sclpconsole("sclplmconsole", serial_hd(1)); 313 } 314 315 /* init the TOD clock */ 316 s390_init_tod(); 317 } 318 319 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 320 DeviceState *dev, Error **errp) 321 { 322 MachineState *ms = MACHINE(hotplug_dev); 323 S390CPU *cpu = S390_CPU(dev); 324 325 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 326 ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev); 327 328 if (dev->hotplugged) { 329 raise_irq_cpu_hotplug(); 330 } 331 } 332 333 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg) 334 { 335 S390CPU *cpu = S390_CPU(cs); 336 337 s390_ipl_prepare_cpu(cpu); 338 s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); 339 } 340 341 static void s390_machine_reset(void) 342 { 343 enum s390_reset reset_type; 344 CPUState *cs, *t; 345 346 /* get the reset parameters, reset them once done */ 347 s390_ipl_get_reset_request(&cs, &reset_type); 348 349 /* all CPUs are paused and synchronized at this point */ 350 s390_cmma_reset(); 351 352 switch (reset_type) { 353 case S390_RESET_EXTERNAL: 354 case S390_RESET_REIPL: 355 qemu_devices_reset(); 356 s390_crypto_reset(); 357 358 /* configure and start the ipl CPU only */ 359 run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL); 360 break; 361 case S390_RESET_MODIFIED_CLEAR: 362 CPU_FOREACH(t) { 363 run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); 364 } 365 subsystem_reset(); 366 s390_crypto_reset(); 367 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 368 break; 369 case S390_RESET_LOAD_NORMAL: 370 CPU_FOREACH(t) { 371 run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); 372 } 373 subsystem_reset(); 374 run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL); 375 run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL); 376 break; 377 default: 378 g_assert_not_reached(); 379 } 380 s390_ipl_clear_reset_request(); 381 } 382 383 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 384 DeviceState *dev, Error **errp) 385 { 386 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 387 s390_cpu_plug(hotplug_dev, dev, errp); 388 } 389 } 390 391 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 392 DeviceState *dev, Error **errp) 393 { 394 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 395 error_setg(errp, "CPU hot unplug not supported on this machine"); 396 return; 397 } 398 } 399 400 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms, 401 unsigned cpu_index) 402 { 403 MachineClass *mc = MACHINE_GET_CLASS(ms); 404 const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms); 405 406 assert(cpu_index < possible_cpus->len); 407 return possible_cpus->cpus[cpu_index].props; 408 } 409 410 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 411 { 412 int i; 413 414 if (ms->possible_cpus) { 415 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 416 return ms->possible_cpus; 417 } 418 419 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 420 sizeof(CPUArchId) * max_cpus); 421 ms->possible_cpus->len = max_cpus; 422 for (i = 0; i < ms->possible_cpus->len; i++) { 423 ms->possible_cpus->cpus[i].type = ms->cpu_type; 424 ms->possible_cpus->cpus[i].vcpus_count = 1; 425 ms->possible_cpus->cpus[i].arch_id = i; 426 ms->possible_cpus->cpus[i].props.has_core_id = true; 427 ms->possible_cpus->cpus[i].props.core_id = i; 428 } 429 430 return ms->possible_cpus; 431 } 432 433 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 434 DeviceState *dev) 435 { 436 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 437 return HOTPLUG_HANDLER(machine); 438 } 439 return NULL; 440 } 441 442 static void s390_hot_add_cpu(const int64_t id, Error **errp) 443 { 444 MachineState *machine = MACHINE(qdev_get_machine()); 445 ObjectClass *oc; 446 447 g_assert(machine->possible_cpus->cpus[0].cpu); 448 oc = OBJECT_CLASS(CPU_GET_CLASS(machine->possible_cpus->cpus[0].cpu)); 449 450 s390x_new_cpu(object_class_get_name(oc), id, errp); 451 } 452 453 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 454 { 455 CPUState *cs = qemu_get_cpu(cpu_index); 456 457 s390_cpu_restart(S390_CPU(cs)); 458 } 459 460 static void ccw_machine_class_init(ObjectClass *oc, void *data) 461 { 462 MachineClass *mc = MACHINE_CLASS(oc); 463 NMIClass *nc = NMI_CLASS(oc); 464 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 465 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 466 467 s390mc->ri_allowed = true; 468 s390mc->cpu_model_allowed = true; 469 s390mc->css_migration_enabled = true; 470 mc->init = ccw_init; 471 mc->reset = s390_machine_reset; 472 mc->hot_add_cpu = s390_hot_add_cpu; 473 mc->block_default_type = IF_VIRTIO; 474 mc->no_cdrom = 1; 475 mc->no_floppy = 1; 476 mc->no_parallel = 1; 477 mc->no_sdcard = 1; 478 mc->max_cpus = S390_MAX_CPUS; 479 mc->has_hotpluggable_cpus = true; 480 assert(!mc->get_hotplug_handler); 481 mc->get_hotplug_handler = s390_get_hotplug_handler; 482 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 483 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 484 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 485 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 486 hc->plug = s390_machine_device_plug; 487 hc->unplug_request = s390_machine_device_unplug_request; 488 nc->nmi_monitor_handler = s390_nmi; 489 } 490 491 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 492 { 493 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 494 495 return ms->aes_key_wrap; 496 } 497 498 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 499 Error **errp) 500 { 501 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 502 503 ms->aes_key_wrap = value; 504 } 505 506 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 507 { 508 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 509 510 return ms->dea_key_wrap; 511 } 512 513 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 514 Error **errp) 515 { 516 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 517 518 ms->dea_key_wrap = value; 519 } 520 521 static S390CcwMachineClass *current_mc; 522 523 static S390CcwMachineClass *get_machine_class(void) 524 { 525 if (unlikely(!current_mc)) { 526 /* 527 * No s390 ccw machine was instantiated, we are likely to 528 * be called for the 'none' machine. The properties will 529 * have their after-initialization values. 530 */ 531 current_mc = S390_MACHINE_CLASS( 532 object_class_by_name(TYPE_S390_CCW_MACHINE)); 533 } 534 return current_mc; 535 } 536 537 bool ri_allowed(void) 538 { 539 /* for "none" machine this results in true */ 540 return get_machine_class()->ri_allowed; 541 } 542 543 bool cpu_model_allowed(void) 544 { 545 /* for "none" machine this results in true */ 546 return get_machine_class()->cpu_model_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 bool machine_get_squash_mcss(Object *obj, Error **errp) 579 { 580 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 581 582 return ms->s390_squash_mcss; 583 } 584 585 static inline void machine_set_squash_mcss(Object *obj, bool value, 586 Error **errp) 587 { 588 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 589 590 ms->s390_squash_mcss = value; 591 } 592 593 static inline void s390_machine_initfn(Object *obj) 594 { 595 object_property_add_bool(obj, "aes-key-wrap", 596 machine_get_aes_key_wrap, 597 machine_set_aes_key_wrap, NULL); 598 object_property_set_description(obj, "aes-key-wrap", 599 "enable/disable AES key wrapping using the CPACF wrapping key", 600 NULL); 601 object_property_set_bool(obj, true, "aes-key-wrap", NULL); 602 603 object_property_add_bool(obj, "dea-key-wrap", 604 machine_get_dea_key_wrap, 605 machine_set_dea_key_wrap, NULL); 606 object_property_set_description(obj, "dea-key-wrap", 607 "enable/disable DEA key wrapping using the CPACF wrapping key", 608 NULL); 609 object_property_set_bool(obj, true, "dea-key-wrap", NULL); 610 object_property_add_str(obj, "loadparm", 611 machine_get_loadparm, machine_set_loadparm, NULL); 612 object_property_set_description(obj, "loadparm", 613 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 614 " to upper case) to pass to machine loader, boot manager," 615 " and guest kernel", 616 NULL); 617 object_property_add_bool(obj, "s390-squash-mcss", 618 machine_get_squash_mcss, 619 machine_set_squash_mcss, NULL); 620 object_property_set_description(obj, "s390-squash-mcss", "(deprecated) " 621 "enable/disable squashing subchannels into the default css", 622 NULL); 623 object_property_set_bool(obj, false, "s390-squash-mcss", NULL); 624 } 625 626 static const TypeInfo ccw_machine_info = { 627 .name = TYPE_S390_CCW_MACHINE, 628 .parent = TYPE_MACHINE, 629 .abstract = true, 630 .instance_size = sizeof(S390CcwMachineState), 631 .instance_init = s390_machine_initfn, 632 .class_size = sizeof(S390CcwMachineClass), 633 .class_init = ccw_machine_class_init, 634 .interfaces = (InterfaceInfo[]) { 635 { TYPE_NMI }, 636 { TYPE_HOTPLUG_HANDLER}, 637 { } 638 }, 639 }; 640 641 bool css_migration_enabled(void) 642 { 643 return get_machine_class()->css_migration_enabled; 644 } 645 646 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \ 647 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \ 648 void *data) \ 649 { \ 650 MachineClass *mc = MACHINE_CLASS(oc); \ 651 ccw_machine_##suffix##_class_options(mc); \ 652 mc->desc = "VirtIO-ccw based S390 machine v" verstr; \ 653 if (latest) { \ 654 mc->alias = "s390-ccw-virtio"; \ 655 mc->is_default = 1; \ 656 } \ 657 } \ 658 static void ccw_machine_##suffix##_instance_init(Object *obj) \ 659 { \ 660 MachineState *machine = MACHINE(obj); \ 661 current_mc = S390_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 662 ccw_machine_##suffix##_instance_options(machine); \ 663 } \ 664 static const TypeInfo ccw_machine_##suffix##_info = { \ 665 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \ 666 .parent = TYPE_S390_CCW_MACHINE, \ 667 .class_init = ccw_machine_##suffix##_class_init, \ 668 .instance_init = ccw_machine_##suffix##_instance_init, \ 669 }; \ 670 static void ccw_machine_register_##suffix(void) \ 671 { \ 672 type_register_static(&ccw_machine_##suffix##_info); \ 673 } \ 674 type_init(ccw_machine_register_##suffix) 675 676 #define CCW_COMPAT_2_12 \ 677 HW_COMPAT_2_12 678 679 #define CCW_COMPAT_2_11 \ 680 HW_COMPAT_2_11 \ 681 {\ 682 .driver = TYPE_SCLP_EVENT_FACILITY,\ 683 .property = "allow_all_mask_sizes",\ 684 .value = "off",\ 685 }, 686 687 #define CCW_COMPAT_2_10 \ 688 HW_COMPAT_2_10 689 690 #define CCW_COMPAT_2_9 \ 691 HW_COMPAT_2_9 \ 692 {\ 693 .driver = TYPE_S390_STATTRIB,\ 694 .property = "migration-enabled",\ 695 .value = "off",\ 696 }, 697 698 #define CCW_COMPAT_2_8 \ 699 HW_COMPAT_2_8 \ 700 {\ 701 .driver = TYPE_S390_FLIC_COMMON,\ 702 .property = "adapter_routes_max_batch",\ 703 .value = "64",\ 704 }, 705 706 #define CCW_COMPAT_2_7 \ 707 HW_COMPAT_2_7 708 709 #define CCW_COMPAT_2_6 \ 710 HW_COMPAT_2_6 \ 711 {\ 712 .driver = TYPE_S390_IPL,\ 713 .property = "iplbext_migration",\ 714 .value = "off",\ 715 }, {\ 716 .driver = TYPE_VIRTUAL_CSS_BRIDGE,\ 717 .property = "css_dev_path",\ 718 .value = "off",\ 719 }, 720 721 #define CCW_COMPAT_2_5 \ 722 HW_COMPAT_2_5 723 724 #define CCW_COMPAT_2_4 \ 725 HW_COMPAT_2_4 \ 726 {\ 727 .driver = TYPE_S390_SKEYS,\ 728 .property = "migration-enabled",\ 729 .value = "off",\ 730 },{\ 731 .driver = "virtio-blk-ccw",\ 732 .property = "max_revision",\ 733 .value = "0",\ 734 },{\ 735 .driver = "virtio-balloon-ccw",\ 736 .property = "max_revision",\ 737 .value = "0",\ 738 },{\ 739 .driver = "virtio-serial-ccw",\ 740 .property = "max_revision",\ 741 .value = "0",\ 742 },{\ 743 .driver = "virtio-9p-ccw",\ 744 .property = "max_revision",\ 745 .value = "0",\ 746 },{\ 747 .driver = "virtio-rng-ccw",\ 748 .property = "max_revision",\ 749 .value = "0",\ 750 },{\ 751 .driver = "virtio-net-ccw",\ 752 .property = "max_revision",\ 753 .value = "0",\ 754 },{\ 755 .driver = "virtio-scsi-ccw",\ 756 .property = "max_revision",\ 757 .value = "0",\ 758 },{\ 759 .driver = "vhost-scsi-ccw",\ 760 .property = "max_revision",\ 761 .value = "0",\ 762 }, 763 764 static void ccw_machine_3_0_instance_options(MachineState *machine) 765 { 766 } 767 768 static void ccw_machine_3_0_class_options(MachineClass *mc) 769 { 770 } 771 DEFINE_CCW_MACHINE(3_0, "3.0", true); 772 773 static void ccw_machine_2_12_instance_options(MachineState *machine) 774 { 775 ccw_machine_3_0_instance_options(machine); 776 s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15); 777 s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB); 778 } 779 780 static void ccw_machine_2_12_class_options(MachineClass *mc) 781 { 782 ccw_machine_3_0_class_options(mc); 783 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_12); 784 } 785 DEFINE_CCW_MACHINE(2_12, "2.12", false); 786 787 static void ccw_machine_2_11_instance_options(MachineState *machine) 788 { 789 static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 }; 790 ccw_machine_2_12_instance_options(machine); 791 792 /* before 2.12 we emulated the very first z900 */ 793 s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat); 794 } 795 796 static void ccw_machine_2_11_class_options(MachineClass *mc) 797 { 798 ccw_machine_2_12_class_options(mc); 799 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_11); 800 } 801 DEFINE_CCW_MACHINE(2_11, "2.11", false); 802 803 static void ccw_machine_2_10_instance_options(MachineState *machine) 804 { 805 ccw_machine_2_11_instance_options(machine); 806 } 807 808 static void ccw_machine_2_10_class_options(MachineClass *mc) 809 { 810 ccw_machine_2_11_class_options(mc); 811 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_10); 812 } 813 DEFINE_CCW_MACHINE(2_10, "2.10", false); 814 815 static void ccw_machine_2_9_instance_options(MachineState *machine) 816 { 817 ccw_machine_2_10_instance_options(machine); 818 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 819 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 820 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 821 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 822 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 823 } 824 825 static void ccw_machine_2_9_class_options(MachineClass *mc) 826 { 827 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 828 829 ccw_machine_2_10_class_options(mc); 830 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_9); 831 s390mc->css_migration_enabled = false; 832 } 833 DEFINE_CCW_MACHINE(2_9, "2.9", false); 834 835 static void ccw_machine_2_8_instance_options(MachineState *machine) 836 { 837 ccw_machine_2_9_instance_options(machine); 838 } 839 840 static void ccw_machine_2_8_class_options(MachineClass *mc) 841 { 842 ccw_machine_2_9_class_options(mc); 843 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_8); 844 } 845 DEFINE_CCW_MACHINE(2_8, "2.8", false); 846 847 static void ccw_machine_2_7_instance_options(MachineState *machine) 848 { 849 ccw_machine_2_8_instance_options(machine); 850 } 851 852 static void ccw_machine_2_7_class_options(MachineClass *mc) 853 { 854 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 855 856 s390mc->cpu_model_allowed = false; 857 ccw_machine_2_8_class_options(mc); 858 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_7); 859 } 860 DEFINE_CCW_MACHINE(2_7, "2.7", false); 861 862 static void ccw_machine_2_6_instance_options(MachineState *machine) 863 { 864 ccw_machine_2_7_instance_options(machine); 865 } 866 867 static void ccw_machine_2_6_class_options(MachineClass *mc) 868 { 869 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 870 871 s390mc->ri_allowed = false; 872 ccw_machine_2_7_class_options(mc); 873 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_6); 874 } 875 DEFINE_CCW_MACHINE(2_6, "2.6", false); 876 877 static void ccw_machine_2_5_instance_options(MachineState *machine) 878 { 879 ccw_machine_2_6_instance_options(machine); 880 } 881 882 static void ccw_machine_2_5_class_options(MachineClass *mc) 883 { 884 ccw_machine_2_6_class_options(mc); 885 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_5); 886 } 887 DEFINE_CCW_MACHINE(2_5, "2.5", false); 888 889 static void ccw_machine_2_4_instance_options(MachineState *machine) 890 { 891 ccw_machine_2_5_instance_options(machine); 892 } 893 894 static void ccw_machine_2_4_class_options(MachineClass *mc) 895 { 896 ccw_machine_2_5_class_options(mc); 897 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_4); 898 } 899 DEFINE_CCW_MACHINE(2_4, "2.4", false); 900 901 static void ccw_machine_register_types(void) 902 { 903 type_register_static(&ccw_machine_info); 904 } 905 906 type_init(ccw_machine_register_types) 907