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 "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)