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 "qemu-common.h" 16 #include "cpu.h" 17 #include "hw/boards.h" 18 #include "exec/address-spaces.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/error-report.h" 27 #include "s390-pci-bus.h" 28 #include "hw/s390x/storage-keys.h" 29 #include "hw/s390x/storage-attributes.h" 30 #include "hw/compat.h" 31 #include "ipl.h" 32 #include "hw/s390x/s390-virtio-ccw.h" 33 #include "hw/s390x/css-bridge.h" 34 #include "migration/register.h" 35 #include "cpu_models.h" 36 #include "qapi/qmp/qerror.h" 37 #include "hw/nmi.h" 38 39 S390CPU *s390_cpu_addr2state(uint16_t cpu_addr) 40 { 41 static MachineState *ms; 42 43 if (!ms) { 44 ms = MACHINE(qdev_get_machine()); 45 g_assert(ms->possible_cpus); 46 } 47 48 /* CPU address corresponds to the core_id and the index */ 49 if (cpu_addr >= ms->possible_cpus->len) { 50 return NULL; 51 } 52 return S390_CPU(ms->possible_cpus->cpus[cpu_addr].cpu); 53 } 54 55 static void s390_init_cpus(MachineState *machine) 56 { 57 MachineClass *mc = MACHINE_GET_CLASS(machine); 58 int i; 59 60 if (tcg_enabled() && max_cpus > 1) { 61 error_report("Number of SMP CPUs requested (%d) exceeds max CPUs " 62 "supported by TCG (1) on s390x", max_cpus); 63 exit(1); 64 } 65 66 /* initialize possible_cpus */ 67 mc->possible_cpu_arch_ids(machine); 68 69 for (i = 0; i < smp_cpus; i++) { 70 s390x_new_cpu(machine->cpu_type, i, &error_fatal); 71 } 72 } 73 74 static const char *const reset_dev_types[] = { 75 TYPE_VIRTUAL_CSS_BRIDGE, 76 "s390-sclp-event-facility", 77 "s390-flic", 78 "diag288", 79 }; 80 81 void subsystem_reset(void) 82 { 83 DeviceState *dev; 84 int i; 85 86 for (i = 0; i < ARRAY_SIZE(reset_dev_types); i++) { 87 dev = DEVICE(object_resolve_path_type("", reset_dev_types[i], NULL)); 88 if (dev) { 89 qdev_reset_all(dev); 90 } 91 } 92 } 93 94 static int virtio_ccw_hcall_notify(const uint64_t *args) 95 { 96 uint64_t subch_id = args[0]; 97 uint64_t queue = args[1]; 98 SubchDev *sch; 99 int cssid, ssid, schid, m; 100 101 if (ioinst_disassemble_sch_ident(subch_id, &m, &cssid, &ssid, &schid)) { 102 return -EINVAL; 103 } 104 sch = css_find_subch(m, cssid, ssid, schid); 105 if (!sch || !css_subch_visible(sch)) { 106 return -EINVAL; 107 } 108 if (queue >= VIRTIO_QUEUE_MAX) { 109 return -EINVAL; 110 } 111 virtio_queue_notify(virtio_ccw_get_vdev(sch), queue); 112 return 0; 113 114 } 115 116 static int virtio_ccw_hcall_early_printk(const uint64_t *args) 117 { 118 uint64_t mem = args[0]; 119 120 if (mem < ram_size) { 121 /* Early printk */ 122 return 0; 123 } 124 return -EINVAL; 125 } 126 127 static void virtio_ccw_register_hcalls(void) 128 { 129 s390_register_virtio_hypercall(KVM_S390_VIRTIO_CCW_NOTIFY, 130 virtio_ccw_hcall_notify); 131 /* Tolerate early printk. */ 132 s390_register_virtio_hypercall(KVM_S390_VIRTIO_NOTIFY, 133 virtio_ccw_hcall_early_printk); 134 } 135 136 static void s390_memory_init(ram_addr_t mem_size) 137 { 138 MemoryRegion *sysmem = get_system_memory(); 139 MemoryRegion *ram = g_new(MemoryRegion, 1); 140 141 /* allocate RAM for core */ 142 memory_region_allocate_system_memory(ram, NULL, "s390.ram", mem_size); 143 memory_region_add_subregion(sysmem, 0, ram); 144 145 /* Initialize storage key device */ 146 s390_skeys_init(); 147 /* Initialize storage attributes device */ 148 s390_stattrib_init(); 149 } 150 151 #define S390_TOD_CLOCK_VALUE_MISSING 0x00 152 #define S390_TOD_CLOCK_VALUE_PRESENT 0x01 153 154 static void gtod_save(QEMUFile *f, void *opaque) 155 { 156 uint64_t tod_low; 157 uint8_t tod_high; 158 int r; 159 160 r = s390_get_clock(&tod_high, &tod_low); 161 if (r) { 162 warn_report("Unable to get guest clock for migration: %s", 163 strerror(-r)); 164 error_printf("Guest clock will not be migrated " 165 "which could cause the guest to hang."); 166 qemu_put_byte(f, S390_TOD_CLOCK_VALUE_MISSING); 167 return; 168 } 169 170 qemu_put_byte(f, S390_TOD_CLOCK_VALUE_PRESENT); 171 qemu_put_byte(f, tod_high); 172 qemu_put_be64(f, tod_low); 173 } 174 175 static int gtod_load(QEMUFile *f, void *opaque, int version_id) 176 { 177 uint64_t tod_low; 178 uint8_t tod_high; 179 int r; 180 181 if (qemu_get_byte(f) == S390_TOD_CLOCK_VALUE_MISSING) { 182 warn_report("Guest clock was not migrated. This could " 183 "cause the guest to hang."); 184 return 0; 185 } 186 187 tod_high = qemu_get_byte(f); 188 tod_low = qemu_get_be64(f); 189 190 r = s390_set_clock(&tod_high, &tod_low); 191 if (r) { 192 error_report("Unable to set KVM guest TOD clock: %s", strerror(-r)); 193 } 194 195 return r; 196 } 197 198 static SaveVMHandlers savevm_gtod = { 199 .save_state = gtod_save, 200 .load_state = gtod_load, 201 }; 202 203 static void s390_init_ipl_dev(const char *kernel_filename, 204 const char *kernel_cmdline, 205 const char *initrd_filename, const char *firmware, 206 const char *netboot_fw, bool enforce_bios) 207 { 208 Object *new = object_new(TYPE_S390_IPL); 209 DeviceState *dev = DEVICE(new); 210 211 if (kernel_filename) { 212 qdev_prop_set_string(dev, "kernel", kernel_filename); 213 } 214 if (initrd_filename) { 215 qdev_prop_set_string(dev, "initrd", initrd_filename); 216 } 217 qdev_prop_set_string(dev, "cmdline", kernel_cmdline); 218 qdev_prop_set_string(dev, "firmware", firmware); 219 qdev_prop_set_string(dev, "netboot_fw", netboot_fw); 220 qdev_prop_set_bit(dev, "enforce_bios", enforce_bios); 221 object_property_add_child(qdev_get_machine(), TYPE_S390_IPL, 222 new, NULL); 223 object_unref(new); 224 qdev_init_nofail(dev); 225 } 226 227 static void s390_create_virtio_net(BusState *bus, const char *name) 228 { 229 int i; 230 231 for (i = 0; i < nb_nics; i++) { 232 NICInfo *nd = &nd_table[i]; 233 DeviceState *dev; 234 235 if (!nd->model) { 236 nd->model = g_strdup("virtio"); 237 } 238 239 qemu_check_nic_model(nd, "virtio"); 240 241 dev = qdev_create(bus, name); 242 qdev_set_nic_properties(dev, nd); 243 qdev_init_nofail(dev); 244 } 245 } 246 247 static void ccw_init(MachineState *machine) 248 { 249 int ret; 250 VirtualCssBus *css_bus; 251 DeviceState *dev; 252 253 s390_sclp_init(); 254 s390_memory_init(machine->ram_size); 255 256 /* init CPUs (incl. CPU model) early so s390_has_feature() works */ 257 s390_init_cpus(machine); 258 259 s390_flic_init(); 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 /* 268 * We cannot easily make the pci host bridge conditional as older QEMUs 269 * always created it. Doing so would break migration across QEMU versions. 270 */ 271 dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); 272 object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, 273 OBJECT(dev), NULL); 274 qdev_init_nofail(dev); 275 276 /* register hypercalls */ 277 virtio_ccw_register_hcalls(); 278 279 s390_enable_css_support(s390_cpu_addr2state(0)); 280 /* 281 * Non mcss-e enabled guests only see the devices from the default 282 * css, which is determined by the value of the squash_mcss property. 283 * Note: we must not squash non virtual devices to css 0xFE. 284 */ 285 if (css_bus->squash_mcss) { 286 ret = css_create_css_image(0, true); 287 } else { 288 ret = css_create_css_image(VIRTUAL_CSSID, true); 289 } 290 assert(ret == 0); 291 if (css_migration_enabled()) { 292 css_register_vmstate(); 293 } 294 295 /* Create VirtIO network adapters */ 296 s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw"); 297 298 /* Register savevm handler for guest TOD clock */ 299 register_savevm_live(NULL, "todclock", 0, 1, &savevm_gtod, NULL); 300 } 301 302 static void s390_cpu_plug(HotplugHandler *hotplug_dev, 303 DeviceState *dev, Error **errp) 304 { 305 MachineState *ms = MACHINE(hotplug_dev); 306 S390CPU *cpu = S390_CPU(dev); 307 308 g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); 309 ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev); 310 311 if (dev->hotplugged) { 312 raise_irq_cpu_hotplug(); 313 } 314 } 315 316 static void s390_machine_reset(void) 317 { 318 S390CPU *ipl_cpu = S390_CPU(qemu_get_cpu(0)); 319 320 s390_cmma_reset(); 321 qemu_devices_reset(); 322 s390_crypto_reset(); 323 324 /* all cpus are stopped - configure and start the ipl cpu only */ 325 s390_ipl_prepare_cpu(ipl_cpu); 326 s390_cpu_set_state(CPU_STATE_OPERATING, ipl_cpu); 327 } 328 329 static void s390_machine_device_plug(HotplugHandler *hotplug_dev, 330 DeviceState *dev, Error **errp) 331 { 332 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 333 s390_cpu_plug(hotplug_dev, dev, errp); 334 } 335 } 336 337 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev, 338 DeviceState *dev, Error **errp) 339 { 340 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 341 error_setg(errp, "CPU hot unplug not supported on this machine"); 342 return; 343 } 344 } 345 346 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *machine, 347 unsigned cpu_index) 348 { 349 g_assert(machine->possible_cpus && cpu_index < machine->possible_cpus->len); 350 351 return machine->possible_cpus->cpus[cpu_index].props; 352 } 353 354 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms) 355 { 356 int i; 357 358 if (ms->possible_cpus) { 359 g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus); 360 return ms->possible_cpus; 361 } 362 363 ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) + 364 sizeof(CPUArchId) * max_cpus); 365 ms->possible_cpus->len = max_cpus; 366 for (i = 0; i < ms->possible_cpus->len; i++) { 367 ms->possible_cpus->cpus[i].vcpus_count = 1; 368 ms->possible_cpus->cpus[i].arch_id = i; 369 ms->possible_cpus->cpus[i].props.has_core_id = true; 370 ms->possible_cpus->cpus[i].props.core_id = i; 371 } 372 373 return ms->possible_cpus; 374 } 375 376 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, 377 DeviceState *dev) 378 { 379 if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { 380 return HOTPLUG_HANDLER(machine); 381 } 382 return NULL; 383 } 384 385 static void s390_hot_add_cpu(const int64_t id, Error **errp) 386 { 387 MachineState *machine = MACHINE(qdev_get_machine()); 388 ObjectClass *oc; 389 390 g_assert(machine->possible_cpus->cpus[0].cpu); 391 oc = OBJECT_CLASS(CPU_GET_CLASS(machine->possible_cpus->cpus[0].cpu)); 392 393 s390x_new_cpu(object_class_get_name(oc), id, errp); 394 } 395 396 static void s390_nmi(NMIState *n, int cpu_index, Error **errp) 397 { 398 CPUState *cs = qemu_get_cpu(cpu_index); 399 400 if (s390_cpu_restart(S390_CPU(cs))) { 401 error_setg(errp, QERR_UNSUPPORTED); 402 } 403 } 404 405 static void ccw_machine_class_init(ObjectClass *oc, void *data) 406 { 407 MachineClass *mc = MACHINE_CLASS(oc); 408 NMIClass *nc = NMI_CLASS(oc); 409 HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 410 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 411 412 s390mc->ri_allowed = true; 413 s390mc->cpu_model_allowed = true; 414 s390mc->css_migration_enabled = true; 415 s390mc->gs_allowed = true; 416 mc->init = ccw_init; 417 mc->reset = s390_machine_reset; 418 mc->hot_add_cpu = s390_hot_add_cpu; 419 mc->block_default_type = IF_VIRTIO; 420 mc->no_cdrom = 1; 421 mc->no_floppy = 1; 422 mc->no_serial = 1; 423 mc->no_parallel = 1; 424 mc->no_sdcard = 1; 425 mc->use_sclp = 1; 426 mc->max_cpus = S390_MAX_CPUS; 427 mc->has_hotpluggable_cpus = true; 428 mc->get_hotplug_handler = s390_get_hotplug_handler; 429 mc->cpu_index_to_instance_props = s390_cpu_index_to_props; 430 mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids; 431 /* it is overridden with 'host' cpu *in kvm_arch_init* */ 432 mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu"); 433 hc->plug = s390_machine_device_plug; 434 hc->unplug_request = s390_machine_device_unplug_request; 435 nc->nmi_monitor_handler = s390_nmi; 436 } 437 438 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp) 439 { 440 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 441 442 return ms->aes_key_wrap; 443 } 444 445 static inline void machine_set_aes_key_wrap(Object *obj, bool value, 446 Error **errp) 447 { 448 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 449 450 ms->aes_key_wrap = value; 451 } 452 453 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp) 454 { 455 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 456 457 return ms->dea_key_wrap; 458 } 459 460 static inline void machine_set_dea_key_wrap(Object *obj, bool value, 461 Error **errp) 462 { 463 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 464 465 ms->dea_key_wrap = value; 466 } 467 468 static S390CcwMachineClass *current_mc; 469 470 static S390CcwMachineClass *get_machine_class(void) 471 { 472 if (unlikely(!current_mc)) { 473 /* 474 * No s390 ccw machine was instantiated, we are likely to 475 * be called for the 'none' machine. The properties will 476 * have their after-initialization values. 477 */ 478 current_mc = S390_MACHINE_CLASS( 479 object_class_by_name(TYPE_S390_CCW_MACHINE)); 480 } 481 return current_mc; 482 } 483 484 bool ri_allowed(void) 485 { 486 /* for "none" machine this results in true */ 487 return get_machine_class()->ri_allowed; 488 } 489 490 bool cpu_model_allowed(void) 491 { 492 /* for "none" machine this results in true */ 493 return get_machine_class()->cpu_model_allowed; 494 } 495 496 bool gs_allowed(void) 497 { 498 /* for "none" machine this results in true */ 499 return get_machine_class()->gs_allowed; 500 } 501 502 static char *machine_get_loadparm(Object *obj, Error **errp) 503 { 504 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 505 506 return g_memdup(ms->loadparm, sizeof(ms->loadparm)); 507 } 508 509 static void machine_set_loadparm(Object *obj, const char *val, Error **errp) 510 { 511 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 512 int i; 513 514 for (i = 0; i < sizeof(ms->loadparm) && val[i]; i++) { 515 uint8_t c = qemu_toupper(val[i]); /* mimic HMC */ 516 517 if (('A' <= c && c <= 'Z') || ('0' <= c && c <= '9') || (c == '.') || 518 (c == ' ')) { 519 ms->loadparm[i] = c; 520 } else { 521 error_setg(errp, "LOADPARM: invalid character '%c' (ASCII 0x%02x)", 522 c, c); 523 return; 524 } 525 } 526 527 for (; i < sizeof(ms->loadparm); i++) { 528 ms->loadparm[i] = ' '; /* pad right with spaces */ 529 } 530 } 531 static inline bool machine_get_squash_mcss(Object *obj, Error **errp) 532 { 533 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 534 535 return ms->s390_squash_mcss; 536 } 537 538 static inline void machine_set_squash_mcss(Object *obj, bool value, 539 Error **errp) 540 { 541 S390CcwMachineState *ms = S390_CCW_MACHINE(obj); 542 543 ms->s390_squash_mcss = value; 544 } 545 546 static inline void s390_machine_initfn(Object *obj) 547 { 548 object_property_add_bool(obj, "aes-key-wrap", 549 machine_get_aes_key_wrap, 550 machine_set_aes_key_wrap, NULL); 551 object_property_set_description(obj, "aes-key-wrap", 552 "enable/disable AES key wrapping using the CPACF wrapping key", 553 NULL); 554 object_property_set_bool(obj, true, "aes-key-wrap", NULL); 555 556 object_property_add_bool(obj, "dea-key-wrap", 557 machine_get_dea_key_wrap, 558 machine_set_dea_key_wrap, NULL); 559 object_property_set_description(obj, "dea-key-wrap", 560 "enable/disable DEA key wrapping using the CPACF wrapping key", 561 NULL); 562 object_property_set_bool(obj, true, "dea-key-wrap", NULL); 563 object_property_add_str(obj, "loadparm", 564 machine_get_loadparm, machine_set_loadparm, NULL); 565 object_property_set_description(obj, "loadparm", 566 "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted" 567 " to upper case) to pass to machine loader, boot manager," 568 " and guest kernel", 569 NULL); 570 object_property_add_bool(obj, "s390-squash-mcss", 571 machine_get_squash_mcss, 572 machine_set_squash_mcss, NULL); 573 object_property_set_description(obj, "s390-squash-mcss", 574 "enable/disable squashing subchannels into the default css", 575 NULL); 576 object_property_set_bool(obj, false, "s390-squash-mcss", NULL); 577 } 578 579 static const TypeInfo ccw_machine_info = { 580 .name = TYPE_S390_CCW_MACHINE, 581 .parent = TYPE_MACHINE, 582 .abstract = true, 583 .instance_size = sizeof(S390CcwMachineState), 584 .instance_init = s390_machine_initfn, 585 .class_size = sizeof(S390CcwMachineClass), 586 .class_init = ccw_machine_class_init, 587 .interfaces = (InterfaceInfo[]) { 588 { TYPE_NMI }, 589 { TYPE_HOTPLUG_HANDLER}, 590 { } 591 }, 592 }; 593 594 bool css_migration_enabled(void) 595 { 596 return get_machine_class()->css_migration_enabled; 597 } 598 599 #define DEFINE_CCW_MACHINE(suffix, verstr, latest) \ 600 static void ccw_machine_##suffix##_class_init(ObjectClass *oc, \ 601 void *data) \ 602 { \ 603 MachineClass *mc = MACHINE_CLASS(oc); \ 604 ccw_machine_##suffix##_class_options(mc); \ 605 mc->desc = "VirtIO-ccw based S390 machine v" verstr; \ 606 if (latest) { \ 607 mc->alias = "s390-ccw-virtio"; \ 608 mc->is_default = 1; \ 609 } \ 610 } \ 611 static void ccw_machine_##suffix##_instance_init(Object *obj) \ 612 { \ 613 MachineState *machine = MACHINE(obj); \ 614 current_mc = S390_MACHINE_CLASS(MACHINE_GET_CLASS(machine)); \ 615 ccw_machine_##suffix##_instance_options(machine); \ 616 } \ 617 static const TypeInfo ccw_machine_##suffix##_info = { \ 618 .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr), \ 619 .parent = TYPE_S390_CCW_MACHINE, \ 620 .class_init = ccw_machine_##suffix##_class_init, \ 621 .instance_init = ccw_machine_##suffix##_instance_init, \ 622 }; \ 623 static void ccw_machine_register_##suffix(void) \ 624 { \ 625 type_register_static(&ccw_machine_##suffix##_info); \ 626 } \ 627 type_init(ccw_machine_register_##suffix) 628 629 #define CCW_COMPAT_2_10 \ 630 HW_COMPAT_2_10 631 632 #define CCW_COMPAT_2_9 \ 633 HW_COMPAT_2_9 \ 634 {\ 635 .driver = TYPE_S390_STATTRIB,\ 636 .property = "migration-enabled",\ 637 .value = "off",\ 638 }, 639 640 #define CCW_COMPAT_2_8 \ 641 HW_COMPAT_2_8 \ 642 {\ 643 .driver = TYPE_S390_FLIC_COMMON,\ 644 .property = "adapter_routes_max_batch",\ 645 .value = "64",\ 646 }, 647 648 #define CCW_COMPAT_2_7 \ 649 HW_COMPAT_2_7 650 651 #define CCW_COMPAT_2_6 \ 652 HW_COMPAT_2_6 \ 653 {\ 654 .driver = TYPE_S390_IPL,\ 655 .property = "iplbext_migration",\ 656 .value = "off",\ 657 }, {\ 658 .driver = TYPE_VIRTUAL_CSS_BRIDGE,\ 659 .property = "css_dev_path",\ 660 .value = "off",\ 661 }, 662 663 #define CCW_COMPAT_2_5 \ 664 HW_COMPAT_2_5 665 666 #define CCW_COMPAT_2_4 \ 667 HW_COMPAT_2_4 \ 668 {\ 669 .driver = TYPE_S390_SKEYS,\ 670 .property = "migration-enabled",\ 671 .value = "off",\ 672 },{\ 673 .driver = "virtio-blk-ccw",\ 674 .property = "max_revision",\ 675 .value = "0",\ 676 },{\ 677 .driver = "virtio-balloon-ccw",\ 678 .property = "max_revision",\ 679 .value = "0",\ 680 },{\ 681 .driver = "virtio-serial-ccw",\ 682 .property = "max_revision",\ 683 .value = "0",\ 684 },{\ 685 .driver = "virtio-9p-ccw",\ 686 .property = "max_revision",\ 687 .value = "0",\ 688 },{\ 689 .driver = "virtio-rng-ccw",\ 690 .property = "max_revision",\ 691 .value = "0",\ 692 },{\ 693 .driver = "virtio-net-ccw",\ 694 .property = "max_revision",\ 695 .value = "0",\ 696 },{\ 697 .driver = "virtio-scsi-ccw",\ 698 .property = "max_revision",\ 699 .value = "0",\ 700 },{\ 701 .driver = "vhost-scsi-ccw",\ 702 .property = "max_revision",\ 703 .value = "0",\ 704 }, 705 706 static void ccw_machine_2_11_instance_options(MachineState *machine) 707 { 708 } 709 710 static void ccw_machine_2_11_class_options(MachineClass *mc) 711 { 712 } 713 DEFINE_CCW_MACHINE(2_11, "2.11", true); 714 715 static void ccw_machine_2_10_instance_options(MachineState *machine) 716 { 717 ccw_machine_2_11_instance_options(machine); 718 } 719 720 static void ccw_machine_2_10_class_options(MachineClass *mc) 721 { 722 ccw_machine_2_11_class_options(mc); 723 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_10); 724 } 725 DEFINE_CCW_MACHINE(2_10, "2.10", false); 726 727 static void ccw_machine_2_9_instance_options(MachineState *machine) 728 { 729 ccw_machine_2_10_instance_options(machine); 730 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP); 731 s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2); 732 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI); 733 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION); 734 s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION); 735 } 736 737 static void ccw_machine_2_9_class_options(MachineClass *mc) 738 { 739 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 740 741 s390mc->gs_allowed = false; 742 ccw_machine_2_10_class_options(mc); 743 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_9); 744 s390mc->css_migration_enabled = false; 745 } 746 DEFINE_CCW_MACHINE(2_9, "2.9", false); 747 748 static void ccw_machine_2_8_instance_options(MachineState *machine) 749 { 750 ccw_machine_2_9_instance_options(machine); 751 } 752 753 static void ccw_machine_2_8_class_options(MachineClass *mc) 754 { 755 ccw_machine_2_9_class_options(mc); 756 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_8); 757 } 758 DEFINE_CCW_MACHINE(2_8, "2.8", false); 759 760 static void ccw_machine_2_7_instance_options(MachineState *machine) 761 { 762 ccw_machine_2_8_instance_options(machine); 763 } 764 765 static void ccw_machine_2_7_class_options(MachineClass *mc) 766 { 767 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 768 769 s390mc->cpu_model_allowed = false; 770 ccw_machine_2_8_class_options(mc); 771 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_7); 772 } 773 DEFINE_CCW_MACHINE(2_7, "2.7", false); 774 775 static void ccw_machine_2_6_instance_options(MachineState *machine) 776 { 777 ccw_machine_2_7_instance_options(machine); 778 } 779 780 static void ccw_machine_2_6_class_options(MachineClass *mc) 781 { 782 S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc); 783 784 s390mc->ri_allowed = false; 785 ccw_machine_2_7_class_options(mc); 786 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_6); 787 } 788 DEFINE_CCW_MACHINE(2_6, "2.6", false); 789 790 static void ccw_machine_2_5_instance_options(MachineState *machine) 791 { 792 ccw_machine_2_6_instance_options(machine); 793 } 794 795 static void ccw_machine_2_5_class_options(MachineClass *mc) 796 { 797 ccw_machine_2_6_class_options(mc); 798 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_5); 799 } 800 DEFINE_CCW_MACHINE(2_5, "2.5", false); 801 802 static void ccw_machine_2_4_instance_options(MachineState *machine) 803 { 804 ccw_machine_2_5_instance_options(machine); 805 } 806 807 static void ccw_machine_2_4_class_options(MachineClass *mc) 808 { 809 ccw_machine_2_5_class_options(mc); 810 SET_MACHINE_COMPAT(mc, CCW_COMPAT_2_4); 811 } 812 DEFINE_CCW_MACHINE(2_4, "2.4", false); 813 814 static void ccw_machine_register_types(void) 815 { 816 type_register_static(&ccw_machine_info); 817 } 818 819 type_init(ccw_machine_register_types) 820