hw/s390x/s390-virtio-ccw.c

   1 /*
   2  * virtio ccw machine
   3  *
   4  * Copyright 2012 IBM Corp.
   5  * Copyright (c) 2009 Alexander Graf <agraf@suse.de>
   6  * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
   7  *
   8  * This work is licensed under the terms of the GNU GPL, version 2 or (at
   9  * your option) any later version. See the COPYING file in the top-level
  10  * directory.
  11  */
  12
  13 #include "qemu/osdep.h"
  14 #include "qapi/error.h"
  15 #include "cpu.h"
  16 #include "hw/boards.h"
  17 #include "exec/address-spaces.h"
  18 #include "exec/ram_addr.h"
  19 #include "hw/s390x/s390-virtio-hcall.h"
  20 #include "hw/s390x/sclp.h"
  21 #include "hw/s390x/s390_flic.h"
  22 #include "hw/s390x/ioinst.h"
  23 #include "hw/s390x/css.h"
  24 #include "virtio-ccw.h"
  25 #include "qemu/config-file.h"
  26 #include "qemu/ctype.h"
  27 #include "qemu/error-report.h"
  28 #include "qemu/option.h"
  29 #include "s390-pci-bus.h"
  30 #include "sysemu/reset.h"
  31 #include "hw/s390x/storage-keys.h"
  32 #include "hw/s390x/storage-attributes.h"
  33 #include "hw/s390x/event-facility.h"
  34 #include "ipl.h"
  35 #include "hw/s390x/s390-virtio-ccw.h"
  36 #include "hw/s390x/css-bridge.h"
  37 #include "hw/s390x/ap-bridge.h"
  38 #include "migration/register.h"
  39 #include "cpu_models.h"
  40 #include "hw/nmi.h"
  41 #include "hw/qdev-properties.h"
  42 #include "hw/s390x/tod.h"
  43 #include "sysemu/sysemu.h"
  44
  45 S390CPU *s390_cpu_addr2state(uint16_t cpu_addr)
  46 {
  47     static MachineState *ms;
  48
  49     if (!ms) {
  50         ms = MACHINE(qdev_get_machine());
  51         g_assert(ms->possible_cpus);
  52     }
  53
  54     /* CPU address corresponds to the core_id and the index */
  55     if (cpu_addr >= ms->possible_cpus->len) {
  56         return NULL;
  57     }
  58     return S390_CPU(ms->possible_cpus->cpus[cpu_addr].cpu);
  59 }
  60
  61 static S390CPU *s390x_new_cpu(const char *typename, uint32_t core_id,
  62                               Error **errp)
  63 {
  64     S390CPU *cpu = S390_CPU(object_new(typename));
  65     Error *err = NULL;
  66
  67     object_property_set_int(OBJECT(cpu), core_id, "core-id", &err);
  68     if (err != NULL) {
  69         goto out;
  70     }
  71     object_property_set_bool(OBJECT(cpu), true, "realized", &err);
  72
  73 out:
  74     object_unref(OBJECT(cpu));
  75     if (err) {
  76         error_propagate(errp, err);
  77         cpu = NULL;
  78     }
  79     return cpu;
  80 }
  81
  82 static void s390_init_cpus(MachineState *machine)
  83 {
  84     MachineClass *mc = MACHINE_GET_CLASS(machine);
  85     int i;
  86
  87     /* initialize possible_cpus */
  88     mc->possible_cpu_arch_ids(machine);
  89
  90     for (i = 0; i < machine->smp.cpus; i++) {
  91         s390x_new_cpu(machine->cpu_type, i, &error_fatal);
  92     }
  93 }
  94
  95 static const char *const reset_dev_types[] = {
  96     TYPE_VIRTUAL_CSS_BRIDGE,
  97     "s390-sclp-event-facility",
  98     "s390-flic",
  99     "diag288",
 100 };
 101
 102 static void subsystem_reset(void)
 103 {
 104     DeviceState *dev;
 105     int i;
 106
 107     for (i = 0; i < ARRAY_SIZE(reset_dev_types); i++) {
 108         dev = DEVICE(object_resolve_path_type("", reset_dev_types[i], NULL));
 109         if (dev) {
 110             qdev_reset_all(dev);
 111         }
 112     }
 113 }
 114
 115 static int virtio_ccw_hcall_notify(const uint64_t *args)
 116 {
 117     uint64_t subch_id = args[0];
 118     uint64_t queue = args[1];
 119     SubchDev *sch;
 120     int cssid, ssid, schid, m;
 121
 122     if (ioinst_disassemble_sch_ident(subch_id, &m, &cssid, &ssid, &schid)) {
 123         return -EINVAL;
 124     }
 125     sch = css_find_subch(m, cssid, ssid, schid);
 126     if (!sch || !css_subch_visible(sch)) {
 127         return -EINVAL;
 128     }
 129     if (queue >= VIRTIO_QUEUE_MAX) {
 130         return -EINVAL;
 131     }
 132     virtio_queue_notify(virtio_ccw_get_vdev(sch), queue);
 133     return 0;
 134
 135 }
 136
 137 static int virtio_ccw_hcall_early_printk(const uint64_t *args)
 138 {
 139     uint64_t mem = args[0];
 140
 141     if (mem < ram_size) {
 142         /* Early printk */
 143         return 0;
 144     }
 145     return -EINVAL;
 146 }
 147
 148 static void virtio_ccw_register_hcalls(void)
 149 {
 150     s390_register_virtio_hypercall(KVM_S390_VIRTIO_CCW_NOTIFY,
 151                                    virtio_ccw_hcall_notify);
 152     /* Tolerate early printk. */
 153     s390_register_virtio_hypercall(KVM_S390_VIRTIO_NOTIFY,
 154                                    virtio_ccw_hcall_early_printk);
 155 }
 156
 157 static void s390_memory_init(ram_addr_t mem_size)
 158 {
 159     MemoryRegion *sysmem = get_system_memory();
 160     MemoryRegion *ram = g_new(MemoryRegion, 1);
 161     Error *local_err = NULL;
 162
 163     /* allocate RAM for core */
 164     memory_region_allocate_system_memory(ram, NULL, "s390.ram", mem_size);
 165     memory_region_add_subregion(sysmem, 0, ram);
 166
 167     /*
 168      * Configure the maximum page size. As no memory devices were created
 169      * yet, this is the page size of initial memory only.
 170      */
 171     s390_set_max_pagesize(qemu_maxrampagesize(), &local_err);
 172     if (local_err) {
 173         error_report_err(local_err);
 174         exit(EXIT_FAILURE);
 175     }
 176     /* Initialize storage key device */
 177     s390_skeys_init();
 178     /* Initialize storage attributes device */
 179     s390_stattrib_init();
 180 }
 181
 182 static void s390_init_ipl_dev(const char *kernel_filename,
 183                               const char *kernel_cmdline,
 184                               const char *initrd_filename, const char *firmware,
 185                               const char *netboot_fw, bool enforce_bios)
 186 {
 187     Object *new = object_new(TYPE_S390_IPL);
 188     DeviceState *dev = DEVICE(new);
 189     char *netboot_fw_prop;
 190
 191     if (kernel_filename) {
 192         qdev_prop_set_string(dev, "kernel", kernel_filename);
 193     }
 194     if (initrd_filename) {
 195         qdev_prop_set_string(dev, "initrd", initrd_filename);
 196     }
 197     qdev_prop_set_string(dev, "cmdline", kernel_cmdline);
 198     qdev_prop_set_string(dev, "firmware", firmware);
 199     qdev_prop_set_bit(dev, "enforce_bios", enforce_bios);
 200     netboot_fw_prop = object_property_get_str(new, "netboot_fw", &error_abort);
 201     if (!strlen(netboot_fw_prop)) {
 202         qdev_prop_set_string(dev, "netboot_fw", netboot_fw);
 203     }
 204     g_free(netboot_fw_prop);
 205     object_property_add_child(qdev_get_machine(), TYPE_S390_IPL,
 206                               new, NULL);
 207     object_unref(new);
 208     qdev_init_nofail(dev);
 209 }
 210
 211 static void s390_create_virtio_net(BusState *bus, const char *name)
 212 {
 213     int i;
 214
 215     for (i = 0; i < nb_nics; i++) {
 216         NICInfo *nd = &nd_table[i];
 217         DeviceState *dev;
 218
 219         if (!nd->model) {
 220             nd->model = g_strdup("virtio");
 221         }
 222
 223         qemu_check_nic_model(nd, "virtio");
 224
 225         dev = qdev_create(bus, name);
 226         qdev_set_nic_properties(dev, nd);
 227         qdev_init_nofail(dev);
 228     }
 229 }
 230
 231 static void s390_create_sclpconsole(const char *type, Chardev *chardev)
 232 {
 233     DeviceState *dev;
 234
 235     dev = qdev_create(sclp_get_event_facility_bus(), type);
 236     qdev_prop_set_chr(dev, "chardev", chardev);
 237     qdev_init_nofail(dev);
 238 }
 239
 240 static void ccw_init(MachineState *machine)
 241 {
 242     int ret;
 243     VirtualCssBus *css_bus;
 244     DeviceState *dev;
 245
 246     s390_sclp_init();
 247     /* init memory + setup max page size. Required for the CPU model */
 248     s390_memory_init(machine->ram_size);
 249
 250     /* init CPUs (incl. CPU model) early so s390_has_feature() works */
 251     s390_init_cpus(machine);
 252
 253     s390_flic_init();
 254
 255     /* init the SIGP facility */
 256     s390_init_sigp();
 257
 258     /* create AP bridge and bus(es) */
 259     s390_init_ap();
 260
 261     /* get a BUS */
 262     css_bus = virtual_css_bus_init();
 263     s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline,
 264                       machine->initrd_filename, "s390-ccw.img",
 265                       "s390-netboot.img", true);
 266
 267     dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE);
 268     object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE,
 269                               OBJECT(dev), NULL);
 270     qdev_init_nofail(dev);
 271
 272     /* register hypercalls */
 273     virtio_ccw_register_hcalls();
 274
 275     s390_enable_css_support(s390_cpu_addr2state(0));
 276
 277     ret = css_create_css_image(VIRTUAL_CSSID, true);
 278
 279     assert(ret == 0);
 280     if (css_migration_enabled()) {
 281         css_register_vmstate();
 282     }
 283
 284     /* Create VirtIO network adapters */
 285     s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw");
 286
 287     /* init consoles */
 288     if (serial_hd(0)) {
 289         s390_create_sclpconsole("sclpconsole", serial_hd(0));
 290     }
 291     if (serial_hd(1)) {
 292         s390_create_sclpconsole("sclplmconsole", serial_hd(1));
 293     }
 294
 295     /* init the TOD clock */
 296     s390_init_tod();
 297 }
 298
 299 static void s390_cpu_plug(HotplugHandler *hotplug_dev,
 300                         DeviceState *dev, Error **errp)
 301 {
 302     MachineState *ms = MACHINE(hotplug_dev);
 303     S390CPU *cpu = S390_CPU(dev);
 304
 305     g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu);
 306     ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev);
 307
 308     if (dev->hotplugged) {
 309         raise_irq_cpu_hotplug();
 310     }
 311 }
 312
 313 static inline void s390_do_cpu_ipl(CPUState *cs, run_on_cpu_data arg)
 314 {
 315     S390CPU *cpu = S390_CPU(cs);
 316
 317     s390_ipl_prepare_cpu(cpu);
 318     s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu);
 319 }
 320
 321 static void s390_machine_reset(MachineState *machine)
 322 {
 323     enum s390_reset reset_type;
 324     CPUState *cs, *t;
 325
 326     /* get the reset parameters, reset them once done */
 327     s390_ipl_get_reset_request(&cs, &reset_type);
 328
 329     /* all CPUs are paused and synchronized at this point */
 330     s390_cmma_reset();
 331
 332     switch (reset_type) {
 333     case S390_RESET_EXTERNAL:
 334     case S390_RESET_REIPL:
 335         qemu_devices_reset();
 336         s390_crypto_reset();
 337
 338         /* configure and start the ipl CPU only */
 339         run_on_cpu(cs, s390_do_cpu_ipl, RUN_ON_CPU_NULL);
 340         break;
 341     case S390_RESET_MODIFIED_CLEAR:
 342         CPU_FOREACH(t) {
 343             run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL);
 344         }
 345         subsystem_reset();
 346         s390_crypto_reset();
 347         run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL);
 348         break;
 349     case S390_RESET_LOAD_NORMAL:
 350         CPU_FOREACH(t) {
 351             if (t == cs) {
 352                 continue;
 353             }
 354             run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL);
 355         }
 356         subsystem_reset();
 357         run_on_cpu(cs, s390_do_cpu_initial_reset, RUN_ON_CPU_NULL);
 358         run_on_cpu(cs, s390_do_cpu_load_normal, RUN_ON_CPU_NULL);
 359         break;
 360     default:
 361         g_assert_not_reached();
 362     }
 363     s390_ipl_clear_reset_request();
 364 }
 365
 366 static void s390_machine_device_plug(HotplugHandler *hotplug_dev,
 367                                      DeviceState *dev, Error **errp)
 368 {
 369     if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) {
 370         s390_cpu_plug(hotplug_dev, dev, errp);
 371     }
 372 }
 373
 374 static void s390_machine_device_unplug_request(HotplugHandler *hotplug_dev,
 375                                                DeviceState *dev, Error **errp)
 376 {
 377     if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) {
 378         error_setg(errp, "CPU hot unplug not supported on this machine");
 379         return;
 380     }
 381 }
 382
 383 static CpuInstanceProperties s390_cpu_index_to_props(MachineState *ms,
 384                                                      unsigned cpu_index)
 385 {
 386     MachineClass *mc = MACHINE_GET_CLASS(ms);
 387     const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(ms);
 388
 389     assert(cpu_index < possible_cpus->len);
 390     return possible_cpus->cpus[cpu_index].props;
 391 }
 392
 393 static const CPUArchIdList *s390_possible_cpu_arch_ids(MachineState *ms)
 394 {
 395     int i;
 396     unsigned int max_cpus = ms->smp.max_cpus;
 397
 398     if (ms->possible_cpus) {
 399         g_assert(ms->possible_cpus && ms->possible_cpus->len == max_cpus);
 400         return ms->possible_cpus;
 401     }
 402
 403     ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) +
 404                                   sizeof(CPUArchId) * max_cpus);
 405     ms->possible_cpus->len = max_cpus;
 406     for (i = 0; i < ms->possible_cpus->len; i++) {
 407         ms->possible_cpus->cpus[i].type = ms->cpu_type;
 408         ms->possible_cpus->cpus[i].vcpus_count = 1;
 409         ms->possible_cpus->cpus[i].arch_id = i;
 410         ms->possible_cpus->cpus[i].props.has_core_id = true;
 411         ms->possible_cpus->cpus[i].props.core_id = i;
 412     }
 413
 414     return ms->possible_cpus;
 415 }
 416
 417 static HotplugHandler *s390_get_hotplug_handler(MachineState *machine,
 418                                                 DeviceState *dev)
 419 {
 420     if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) {
 421         return HOTPLUG_HANDLER(machine);
 422     }
 423     return NULL;
 424 }
 425
 426 static void s390_hot_add_cpu(MachineState *machine,
 427                              const int64_t id, Error **errp)
 428 {
 429     ObjectClass *oc;
 430
 431     g_assert(machine->possible_cpus->cpus[0].cpu);
 432     oc = OBJECT_CLASS(CPU_GET_CLASS(machine->possible_cpus->cpus[0].cpu));
 433
 434     s390x_new_cpu(object_class_get_name(oc), id, errp);
 435 }
 436
 437 static void s390_nmi(NMIState *n, int cpu_index, Error **errp)
 438 {
 439     CPUState *cs = qemu_get_cpu(cpu_index);
 440
 441     s390_cpu_restart(S390_CPU(cs));
 442 }
 443
 444 static void ccw_machine_class_init(ObjectClass *oc, void *data)
 445 {
 446     MachineClass *mc = MACHINE_CLASS(oc);
 447     NMIClass *nc = NMI_CLASS(oc);
 448     HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc);
 449     S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc);
 450
 451     s390mc->ri_allowed = true;
 452     s390mc->cpu_model_allowed = true;
 453     s390mc->css_migration_enabled = true;
 454     s390mc->hpage_1m_allowed = true;
 455     mc->init = ccw_init;
 456     mc->reset = s390_machine_reset;
 457     mc->hot_add_cpu = s390_hot_add_cpu;
 458     mc->block_default_type = IF_VIRTIO;
 459     mc->no_cdrom = 1;
 460     mc->no_floppy = 1;
 461     mc->no_parallel = 1;
 462     mc->no_sdcard = 1;
 463     mc->max_cpus = S390_MAX_CPUS;
 464     mc->has_hotpluggable_cpus = true;
 465     assert(!mc->get_hotplug_handler);
 466     mc->get_hotplug_handler = s390_get_hotplug_handler;
 467     mc->cpu_index_to_instance_props = s390_cpu_index_to_props;
 468     mc->possible_cpu_arch_ids = s390_possible_cpu_arch_ids;
 469     /* it is overridden with 'host' cpu *in kvm_arch_init* */
 470     mc->default_cpu_type = S390_CPU_TYPE_NAME("qemu");
 471     hc->plug = s390_machine_device_plug;
 472     hc->unplug_request = s390_machine_device_unplug_request;
 473     nc->nmi_monitor_handler = s390_nmi;
 474 }
 475
 476 static inline bool machine_get_aes_key_wrap(Object *obj, Error **errp)
 477 {
 478     S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
 479
 480     return ms->aes_key_wrap;
 481 }
 482
 483 static inline void machine_set_aes_key_wrap(Object *obj, bool value,
 484                                             Error **errp)
 485 {
 486     S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
 487
 488     ms->aes_key_wrap = value;
 489 }
 490
 491 static inline bool machine_get_dea_key_wrap(Object *obj, Error **errp)
 492 {
 493     S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
 494
 495     return ms->dea_key_wrap;
 496 }
 497
 498 static inline void machine_set_dea_key_wrap(Object *obj, bool value,
 499                                             Error **errp)
 500 {
 501     S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
 502
 503     ms->dea_key_wrap = value;
 504 }
 505
 506 static S390CcwMachineClass *current_mc;
 507
 508 /*
 509  * Get the class of the s390-ccw-virtio machine that is currently in use.
 510  * Note: libvirt is using the "none" machine to probe for the features of the
 511  * host CPU, so in case this is called with the "none" machine, the function
 512  * returns the TYPE_S390_CCW_MACHINE base class. In this base class, all the
 513  * various "*_allowed" variables are enabled, so that the *_allowed() wrappers
 514  * below return the correct default value for the "none" machine.
 515  *
 516  * Attention! Do *not* add additional new wrappers for CPU features (e.g. like
 517  * the ri_allowed() wrapper) via this mechanism anymore. CPU features should
 518  * be handled via the CPU models, i.e. checking with cpu_model_allowed() during
 519  * CPU initialization and s390_has_feat() later should be sufficient.
 520  */
 521 static S390CcwMachineClass *get_machine_class(void)
 522 {
 523     if (unlikely(!current_mc)) {
 524         /*
 525         * No s390 ccw machine was instantiated, we are likely to
 526         * be called for the 'none' machine. The properties will
 527         * have their after-initialization values.
 528         */
 529         current_mc = S390_MACHINE_CLASS(
 530                      object_class_by_name(TYPE_S390_CCW_MACHINE));
 531     }
 532     return current_mc;
 533 }
 534
 535 bool ri_allowed(void)
 536 {
 537     return get_machine_class()->ri_allowed;
 538 }
 539
 540 bool cpu_model_allowed(void)
 541 {
 542     return get_machine_class()->cpu_model_allowed;
 543 }
 544
 545 bool hpage_1m_allowed(void)
 546 {
 547     return get_machine_class()->hpage_1m_allowed;
 548 }
 549
 550 static char *machine_get_loadparm(Object *obj, Error **errp)
 551 {
 552     S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
 553
 554     return g_memdup(ms->loadparm, sizeof(ms->loadparm));
 555 }
 556
 557 static void machine_set_loadparm(Object *obj, const char *val, Error **errp)
 558 {
 559     S390CcwMachineState *ms = S390_CCW_MACHINE(obj);
 560     int i;
 561
 562     for (i = 0; i < sizeof(ms->loadparm) && val[i]; i++) {
 563         uint8_t c = qemu_toupper(val[i]); /* mimic HMC */
 564
 565         if (('A' <= c && c <= 'Z') || ('0' <= c && c <= '9') || (c == '.') ||
 566             (c == ' ')) {
 567             ms->loadparm[i] = c;
 568         } else {
 569             error_setg(errp, "LOADPARM: invalid character '%c' (ASCII 0x%02x)",
 570                        c, c);
 571             return;
 572         }
 573     }
 574
 575     for (; i < sizeof(ms->loadparm); i++) {
 576         ms->loadparm[i] = ' '; /* pad right with spaces */
 577     }
 578 }
 579 static inline void s390_machine_initfn(Object *obj)
 580 {
 581     object_property_add_bool(obj, "aes-key-wrap",
 582                              machine_get_aes_key_wrap,
 583                              machine_set_aes_key_wrap, NULL);
 584     object_property_set_description(obj, "aes-key-wrap",
 585             "enable/disable AES key wrapping using the CPACF wrapping key",
 586             NULL);
 587     object_property_set_bool(obj, true, "aes-key-wrap", NULL);
 588
 589     object_property_add_bool(obj, "dea-key-wrap",
 590                              machine_get_dea_key_wrap,
 591                              machine_set_dea_key_wrap, NULL);
 592     object_property_set_description(obj, "dea-key-wrap",
 593             "enable/disable DEA key wrapping using the CPACF wrapping key",
 594             NULL);
 595     object_property_set_bool(obj, true, "dea-key-wrap", NULL);
 596     object_property_add_str(obj, "loadparm",
 597             machine_get_loadparm, machine_set_loadparm, NULL);
 598     object_property_set_description(obj, "loadparm",
 599             "Up to 8 chars in set of [A-Za-z0-9. ] (lower case chars converted"
 600             " to upper case) to pass to machine loader, boot manager,"
 601             " and guest kernel",
 602             NULL);
 603 }
 604
 605 static const TypeInfo ccw_machine_info = {
 606     .name          = TYPE_S390_CCW_MACHINE,
 607     .parent        = TYPE_MACHINE,
 608     .abstract      = true,
 609     .instance_size = sizeof(S390CcwMachineState),
 610     .instance_init = s390_machine_initfn,
 611     .class_size = sizeof(S390CcwMachineClass),
 612     .class_init    = ccw_machine_class_init,
 613     .interfaces = (InterfaceInfo[]) {
 614         { TYPE_NMI },
 615         { TYPE_HOTPLUG_HANDLER},
 616         { }
 617     },
 618 };
 619
 620 bool css_migration_enabled(void)
 621 {
 622     return get_machine_class()->css_migration_enabled;
 623 }
 624
 625 #define DEFINE_CCW_MACHINE(suffix, verstr, latest)                            \
 626     static void ccw_machine_##suffix##_class_init(ObjectClass *oc,            \
 627                                                   void *data)                 \
 628     {                                                                         \
 629         MachineClass *mc = MACHINE_CLASS(oc);                                 \
 630         ccw_machine_##suffix##_class_options(mc);                             \
 631         mc->desc = "VirtIO-ccw based S390 machine v" verstr;                  \
 632         if (latest) {                                                         \
 633             mc->alias = "s390-ccw-virtio";                                    \
 634             mc->is_default = 1;                                               \
 635         }                                                                     \
 636     }                                                                         \
 637     static void ccw_machine_##suffix##_instance_init(Object *obj)             \
 638     {                                                                         \
 639         MachineState *machine = MACHINE(obj);                                 \
 640         current_mc = S390_MACHINE_CLASS(MACHINE_GET_CLASS(machine));          \
 641         ccw_machine_##suffix##_instance_options(machine);                     \
 642     }                                                                         \
 643     static const TypeInfo ccw_machine_##suffix##_info = {                     \
 644         .name = MACHINE_TYPE_NAME("s390-ccw-virtio-" verstr),                 \
 645         .parent = TYPE_S390_CCW_MACHINE,                                      \
 646         .class_init = ccw_machine_##suffix##_class_init,                      \
 647         .instance_init = ccw_machine_##suffix##_instance_init,                \
 648     };                                                                        \
 649     static void ccw_machine_register_##suffix(void)                           \
 650     {                                                                         \
 651         type_register_static(&ccw_machine_##suffix##_info);                   \
 652     }                                                                         \
 653     type_init(ccw_machine_register_##suffix)
 654
 655 static void ccw_machine_5_0_instance_options(MachineState *machine)
 656 {
 657 }
 658
 659 static void ccw_machine_5_0_class_options(MachineClass *mc)
 660 {
 661 }
 662 DEFINE_CCW_MACHINE(5_0, "5.0", true);
 663
 664 static void ccw_machine_4_2_instance_options(MachineState *machine)
 665 {
 666     ccw_machine_5_0_instance_options(machine);
 667 }
 668
 669 static void ccw_machine_4_2_class_options(MachineClass *mc)
 670 {
 671     ccw_machine_5_0_class_options(mc);
 672     compat_props_add(mc->compat_props, hw_compat_4_2, hw_compat_4_2_len);
 673 }
 674 DEFINE_CCW_MACHINE(4_2, "4.2", false);
 675
 676 static void ccw_machine_4_1_instance_options(MachineState *machine)
 677 {
 678     static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_1 };
 679     ccw_machine_4_2_instance_options(machine);
 680     s390_set_qemu_cpu_model(0x2964, 13, 2, qemu_cpu_feat);
 681 }
 682
 683 static void ccw_machine_4_1_class_options(MachineClass *mc)
 684 {
 685     ccw_machine_4_2_class_options(mc);
 686     compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len);
 687 }
 688 DEFINE_CCW_MACHINE(4_1, "4.1", false);
 689
 690 static void ccw_machine_4_0_instance_options(MachineState *machine)
 691 {
 692     static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V4_0 };
 693     ccw_machine_4_1_instance_options(machine);
 694     s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat);
 695 }
 696
 697 static void ccw_machine_4_0_class_options(MachineClass *mc)
 698 {
 699     ccw_machine_4_1_class_options(mc);
 700     compat_props_add(mc->compat_props, hw_compat_4_0, hw_compat_4_0_len);
 701 }
 702 DEFINE_CCW_MACHINE(4_0, "4.0", false);
 703
 704 static void ccw_machine_3_1_instance_options(MachineState *machine)
 705 {
 706     static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V3_1 };
 707     ccw_machine_4_0_instance_options(machine);
 708     s390_cpudef_featoff_greater(14, 1, S390_FEAT_MULTIPLE_EPOCH);
 709     s390_cpudef_group_featoff_greater(14, 1, S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF);
 710     s390_set_qemu_cpu_model(0x2827, 12, 2, qemu_cpu_feat);
 711 }
 712
 713 static void ccw_machine_3_1_class_options(MachineClass *mc)
 714 {
 715     ccw_machine_4_0_class_options(mc);
 716     compat_props_add(mc->compat_props, hw_compat_3_1, hw_compat_3_1_len);
 717 }
 718 DEFINE_CCW_MACHINE(3_1, "3.1", false);
 719
 720 static void ccw_machine_3_0_instance_options(MachineState *machine)
 721 {
 722     ccw_machine_3_1_instance_options(machine);
 723 }
 724
 725 static void ccw_machine_3_0_class_options(MachineClass *mc)
 726 {
 727     S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc);
 728
 729     s390mc->hpage_1m_allowed = false;
 730     ccw_machine_3_1_class_options(mc);
 731     compat_props_add(mc->compat_props, hw_compat_3_0, hw_compat_3_0_len);
 732 }
 733 DEFINE_CCW_MACHINE(3_0, "3.0", false);
 734
 735 static void ccw_machine_2_12_instance_options(MachineState *machine)
 736 {
 737     ccw_machine_3_0_instance_options(machine);
 738     s390_cpudef_featoff_greater(11, 1, S390_FEAT_PPA15);
 739     s390_cpudef_featoff_greater(11, 1, S390_FEAT_BPB);
 740 }
 741
 742 static void ccw_machine_2_12_class_options(MachineClass *mc)
 743 {
 744     ccw_machine_3_0_class_options(mc);
 745     compat_props_add(mc->compat_props, hw_compat_2_12, hw_compat_2_12_len);
 746 }
 747 DEFINE_CCW_MACHINE(2_12, "2.12", false);
 748
 749 static void ccw_machine_2_11_instance_options(MachineState *machine)
 750 {
 751     static const S390FeatInit qemu_cpu_feat = { S390_FEAT_LIST_QEMU_V2_11 };
 752     ccw_machine_2_12_instance_options(machine);
 753
 754     /* before 2.12 we emulated the very first z900 */
 755     s390_set_qemu_cpu_model(0x2064, 7, 1, qemu_cpu_feat);
 756 }
 757
 758 static void ccw_machine_2_11_class_options(MachineClass *mc)
 759 {
 760     static GlobalProperty compat[] = {
 761         { TYPE_SCLP_EVENT_FACILITY, "allow_all_mask_sizes", "off", },
 762     };
 763
 764     ccw_machine_2_12_class_options(mc);
 765     compat_props_add(mc->compat_props, hw_compat_2_11, hw_compat_2_11_len);
 766     compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat));
 767 }
 768 DEFINE_CCW_MACHINE(2_11, "2.11", false);
 769
 770 static void ccw_machine_2_10_instance_options(MachineState *machine)
 771 {
 772     ccw_machine_2_11_instance_options(machine);
 773 }
 774
 775 static void ccw_machine_2_10_class_options(MachineClass *mc)
 776 {
 777     ccw_machine_2_11_class_options(mc);
 778     compat_props_add(mc->compat_props, hw_compat_2_10, hw_compat_2_10_len);
 779 }
 780 DEFINE_CCW_MACHINE(2_10, "2.10", false);
 781
 782 static void ccw_machine_2_9_instance_options(MachineState *machine)
 783 {
 784     ccw_machine_2_10_instance_options(machine);
 785     s390_cpudef_featoff_greater(12, 1, S390_FEAT_ESOP);
 786     s390_cpudef_featoff_greater(12, 1, S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2);
 787     s390_cpudef_featoff_greater(12, 1, S390_FEAT_ZPCI);
 788     s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_INT_SUPPRESSION);
 789     s390_cpudef_featoff_greater(12, 1, S390_FEAT_ADAPTER_EVENT_NOTIFICATION);
 790 }
 791
 792 static void ccw_machine_2_9_class_options(MachineClass *mc)
 793 {
 794     S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc);
 795     static GlobalProperty compat[] = {
 796         { TYPE_S390_STATTRIB, "migration-enabled", "off", },
 797     };
 798
 799     ccw_machine_2_10_class_options(mc);
 800     compat_props_add(mc->compat_props, hw_compat_2_9, hw_compat_2_9_len);
 801     compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat));
 802     s390mc->css_migration_enabled = false;
 803 }
 804 DEFINE_CCW_MACHINE(2_9, "2.9", false);
 805
 806 static void ccw_machine_2_8_instance_options(MachineState *machine)
 807 {
 808     ccw_machine_2_9_instance_options(machine);
 809 }
 810
 811 static void ccw_machine_2_8_class_options(MachineClass *mc)
 812 {
 813     static GlobalProperty compat[] = {
 814         { TYPE_S390_FLIC_COMMON, "adapter_routes_max_batch", "64", },
 815     };
 816
 817     ccw_machine_2_9_class_options(mc);
 818     compat_props_add(mc->compat_props, hw_compat_2_8, hw_compat_2_8_len);
 819     compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat));
 820 }
 821 DEFINE_CCW_MACHINE(2_8, "2.8", false);
 822
 823 static void ccw_machine_2_7_instance_options(MachineState *machine)
 824 {
 825     ccw_machine_2_8_instance_options(machine);
 826 }
 827
 828 static void ccw_machine_2_7_class_options(MachineClass *mc)
 829 {
 830     S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc);
 831
 832     s390mc->cpu_model_allowed = false;
 833     ccw_machine_2_8_class_options(mc);
 834     compat_props_add(mc->compat_props, hw_compat_2_7, hw_compat_2_7_len);
 835 }
 836 DEFINE_CCW_MACHINE(2_7, "2.7", false);
 837
 838 static void ccw_machine_2_6_instance_options(MachineState *machine)
 839 {
 840     ccw_machine_2_7_instance_options(machine);
 841 }
 842
 843 static void ccw_machine_2_6_class_options(MachineClass *mc)
 844 {
 845     S390CcwMachineClass *s390mc = S390_MACHINE_CLASS(mc);
 846     static GlobalProperty compat[] = {
 847         { TYPE_S390_IPL, "iplbext_migration", "off", },
 848          { TYPE_VIRTUAL_CSS_BRIDGE, "css_dev_path", "off", },
 849     };
 850
 851     s390mc->ri_allowed = false;
 852     ccw_machine_2_7_class_options(mc);
 853     compat_props_add(mc->compat_props, hw_compat_2_6, hw_compat_2_6_len);
 854     compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat));
 855 }
 856 DEFINE_CCW_MACHINE(2_6, "2.6", false);
 857
 858 static void ccw_machine_2_5_instance_options(MachineState *machine)
 859 {
 860     ccw_machine_2_6_instance_options(machine);
 861 }
 862
 863 static void ccw_machine_2_5_class_options(MachineClass *mc)
 864 {
 865     ccw_machine_2_6_class_options(mc);
 866     compat_props_add(mc->compat_props, hw_compat_2_5, hw_compat_2_5_len);
 867 }
 868 DEFINE_CCW_MACHINE(2_5, "2.5", false);
 869
 870 static void ccw_machine_2_4_instance_options(MachineState *machine)
 871 {
 872     ccw_machine_2_5_instance_options(machine);
 873 }
 874
 875 static void ccw_machine_2_4_class_options(MachineClass *mc)
 876 {
 877     static GlobalProperty compat[] = {
 878         { TYPE_S390_SKEYS, "migration-enabled", "off", },
 879         { "virtio-blk-ccw", "max_revision", "0", },
 880         { "virtio-balloon-ccw", "max_revision", "0", },
 881         { "virtio-serial-ccw", "max_revision", "0", },
 882         { "virtio-9p-ccw", "max_revision", "0", },
 883         { "virtio-rng-ccw", "max_revision", "0", },
 884         { "virtio-net-ccw", "max_revision", "0", },
 885         { "virtio-scsi-ccw", "max_revision", "0", },
 886         { "vhost-scsi-ccw", "max_revision", "0", },
 887     };
 888
 889     ccw_machine_2_5_class_options(mc);
 890     compat_props_add(mc->compat_props, hw_compat_2_4, hw_compat_2_4_len);
 891     compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat));
 892 }
 893 DEFINE_CCW_MACHINE(2_4, "2.4", false);
 894
 895 static void ccw_machine_register_types(void)
 896 {
 897     type_register_static(&ccw_machine_info);
 898 }
 899
 900 type_init(ccw_machine_register_types)