hw/i386/pc_piix.c

   1 /*
   2  * QEMU PC System Emulator
   3  *
   4  * Copyright (c) 2003-2004 Fabrice Bellard
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #include <glib.h>
  26
  27 #include "hw/hw.h"
  28 #include "hw/i386/pc.h"
  29 #include "hw/i386/apic.h"
  30 #include "hw/pci/pci.h"
  31 #include "hw/pci/pci_ids.h"
  32 #include "hw/usb.h"
  33 #include "net/net.h"
  34 #include "hw/boards.h"
  35 #include "hw/ide.h"
  36 #include "sysemu/kvm.h"
  37 #include "hw/kvm/clock.h"
  38 #include "sysemu/sysemu.h"
  39 #include "hw/sysbus.h"
  40 #include "sysemu/arch_init.h"
  41 #include "sysemu/blockdev.h"
  42 #include "hw/i2c/smbus.h"
  43 #include "hw/xen/xen.h"
  44 #include "exec/memory.h"
  45 #include "exec/address-spaces.h"
  46 #include "hw/acpi/acpi.h"
  47 #include "cpu.h"
  48 #ifdef CONFIG_XEN
  49 #  include <xen/hvm/hvm_info_table.h>
  50 #endif
  51
  52 #define MAX_IDE_BUS 2
  53
  54 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
  55 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
  56 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
  57
  58 /* PC hardware initialisation */
  59 static void pc_init1(MemoryRegion *system_memory,
  60                      MemoryRegion *system_io,
  61                      ram_addr_t ram_size,
  62                      const char *boot_device,
  63                      const char *kernel_filename,
  64                      const char *kernel_cmdline,
  65                      const char *initrd_filename,
  66                      const char *cpu_model,
  67                      int pci_enabled,
  68                      int kvmclock_enabled)
  69 {
  70     int i;
  71     ram_addr_t below_4g_mem_size, above_4g_mem_size;
  72     PCIBus *pci_bus;
  73     ISABus *isa_bus;
  74     PCII440FXState *i440fx_state;
  75     int piix3_devfn = -1;
  76     qemu_irq *cpu_irq;
  77     qemu_irq *gsi;
  78     qemu_irq *i8259;
  79     qemu_irq *smi_irq;
  80     GSIState *gsi_state;
  81     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
  82     BusState *idebus[MAX_IDE_BUS];
  83     ISADevice *rtc_state;
  84     ISADevice *floppy;
  85     MemoryRegion *ram_memory;
  86     MemoryRegion *pci_memory;
  87     MemoryRegion *rom_memory;
  88     void *fw_cfg = NULL;
  89
  90     pc_cpus_init(cpu_model);
  91     pc_acpi_init("acpi-dsdt.aml");
  92
  93     if (kvmclock_enabled) {
  94         kvmclock_create();
  95     }
  96
  97     if (ram_size >= 0xe0000000 ) {
  98         above_4g_mem_size = ram_size - 0xe0000000;
  99         below_4g_mem_size = 0xe0000000;
 100     } else {
 101         above_4g_mem_size = 0;
 102         below_4g_mem_size = ram_size;
 103     }
 104
 105     if (pci_enabled) {
 106         pci_memory = g_new(MemoryRegion, 1);
 107         memory_region_init(pci_memory, "pci", INT64_MAX);
 108         rom_memory = pci_memory;
 109     } else {
 110         pci_memory = NULL;
 111         rom_memory = system_memory;
 112     }
 113
 114     /* allocate ram and load rom/bios */
 115     if (!xen_enabled()) {
 116         fw_cfg = pc_memory_init(system_memory,
 117                        kernel_filename, kernel_cmdline, initrd_filename,
 118                        below_4g_mem_size, above_4g_mem_size,
 119                        rom_memory, &ram_memory);
 120     }
 121
 122     gsi_state = g_malloc0(sizeof(*gsi_state));
 123     if (kvm_irqchip_in_kernel()) {
 124         kvm_pc_setup_irq_routing(pci_enabled);
 125         gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
 126                                  GSI_NUM_PINS);
 127     } else {
 128         gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
 129     }
 130
 131     if (pci_enabled) {
 132         pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
 133                               system_memory, system_io, ram_size,
 134                               below_4g_mem_size,
 135                               0x100000000ULL - below_4g_mem_size,
 136                               0x100000000ULL + above_4g_mem_size,
 137                               (sizeof(hwaddr) == 4
 138                                ? 0
 139                                : ((uint64_t)1 << 62)),
 140                               pci_memory, ram_memory);
 141     } else {
 142         pci_bus = NULL;
 143         i440fx_state = NULL;
 144         isa_bus = isa_bus_new(NULL, system_io);
 145         no_hpet = 1;
 146     }
 147     isa_bus_irqs(isa_bus, gsi);
 148
 149     if (kvm_irqchip_in_kernel()) {
 150         i8259 = kvm_i8259_init(isa_bus);
 151     } else if (xen_enabled()) {
 152         i8259 = xen_interrupt_controller_init();
 153     } else {
 154         cpu_irq = pc_allocate_cpu_irq();
 155         i8259 = i8259_init(isa_bus, cpu_irq[0]);
 156     }
 157
 158     for (i = 0; i < ISA_NUM_IRQS; i++) {
 159         gsi_state->i8259_irq[i] = i8259[i];
 160     }
 161     if (pci_enabled) {
 162         ioapic_init_gsi(gsi_state, "i440fx");
 163     }
 164
 165     pc_register_ferr_irq(gsi[13]);
 166
 167     pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
 168     if (xen_enabled()) {
 169         pci_create_simple(pci_bus, -1, "xen-platform");
 170     }
 171
 172     /* init basic PC hardware */
 173     pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());
 174
 175     pc_nic_init(isa_bus, pci_bus);
 176
 177     ide_drive_get(hd, MAX_IDE_BUS);
 178     if (pci_enabled) {
 179         PCIDevice *dev;
 180         if (xen_enabled()) {
 181             dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
 182         } else {
 183             dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
 184         }
 185         idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
 186         idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
 187     } else {
 188         for(i = 0; i < MAX_IDE_BUS; i++) {
 189             ISADevice *dev;
 190             dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
 191                                ide_irq[i],
 192                                hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
 193             idebus[i] = qdev_get_child_bus(&dev->qdev, "ide.0");
 194         }
 195     }
 196
 197     audio_init(isa_bus, pci_enabled ? pci_bus : NULL);
 198
 199     pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
 200                  floppy, idebus[0], idebus[1], rtc_state);
 201
 202     if (pci_enabled && usb_enabled(false)) {
 203         pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
 204     }
 205
 206     if (pci_enabled && acpi_enabled) {
 207         i2c_bus *smbus;
 208
 209         smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt,
 210                                      x86_env_get_cpu(first_cpu), 1);
 211         /* TODO: Populate SPD eeprom data.  */
 212         smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
 213                               gsi[9], *smi_irq,
 214                               kvm_enabled(), fw_cfg);
 215         smbus_eeprom_init(smbus, 8, NULL, 0);
 216     }
 217
 218     if (pci_enabled) {
 219         pc_pci_device_init(pci_bus);
 220     }
 221 }
 222
 223 static void pc_init_pci(QEMUMachineInitArgs *args)
 224 {
 225     ram_addr_t ram_size = args->ram_size;
 226     const char *cpu_model = args->cpu_model;
 227     const char *kernel_filename = args->kernel_filename;
 228     const char *kernel_cmdline = args->kernel_cmdline;
 229     const char *initrd_filename = args->initrd_filename;
 230     const char *boot_device = args->boot_device;
 231     pc_init1(get_system_memory(),
 232              get_system_io(),
 233              ram_size, boot_device,
 234              kernel_filename, kernel_cmdline,
 235              initrd_filename, cpu_model, 1, 1);
 236 }
 237
 238 static void pc_init_pci_1_3(QEMUMachineInitArgs *args)
 239 {
 240     enable_compat_apic_id_mode();
 241     pc_init_pci(args);
 242 }
 243
 244 /* PC machine init function for pc-1.1 to pc-1.2 */
 245 static void pc_init_pci_1_2(QEMUMachineInitArgs *args)
 246 {
 247     disable_kvm_pv_eoi();
 248     enable_compat_apic_id_mode();
 249     pc_init_pci(args);
 250 }
 251
 252 /* PC machine init function for pc-0.14 to pc-1.0 */
 253 static void pc_init_pci_1_0(QEMUMachineInitArgs *args)
 254 {
 255     disable_kvm_pv_eoi();
 256     enable_compat_apic_id_mode();
 257     pc_init_pci(args);
 258 }
 259
 260 /* PC init function for pc-0.10 to pc-0.13, and reused by xenfv */
 261 static void pc_init_pci_no_kvmclock(QEMUMachineInitArgs *args)
 262 {
 263     ram_addr_t ram_size = args->ram_size;
 264     const char *cpu_model = args->cpu_model;
 265     const char *kernel_filename = args->kernel_filename;
 266     const char *kernel_cmdline = args->kernel_cmdline;
 267     const char *initrd_filename = args->initrd_filename;
 268     const char *boot_device = args->boot_device;
 269     disable_kvm_pv_eoi();
 270     enable_compat_apic_id_mode();
 271     pc_init1(get_system_memory(),
 272              get_system_io(),
 273              ram_size, boot_device,
 274              kernel_filename, kernel_cmdline,
 275              initrd_filename, cpu_model, 1, 0);
 276 }
 277
 278 static void pc_init_isa(QEMUMachineInitArgs *args)
 279 {
 280     ram_addr_t ram_size = args->ram_size;
 281     const char *cpu_model = args->cpu_model;
 282     const char *kernel_filename = args->kernel_filename;
 283     const char *kernel_cmdline = args->kernel_cmdline;
 284     const char *initrd_filename = args->initrd_filename;
 285     const char *boot_device = args->boot_device;
 286     if (cpu_model == NULL)
 287         cpu_model = "486";
 288     disable_kvm_pv_eoi();
 289     enable_compat_apic_id_mode();
 290     pc_init1(get_system_memory(),
 291              get_system_io(),
 292              ram_size, boot_device,
 293              kernel_filename, kernel_cmdline,
 294              initrd_filename, cpu_model, 0, 1);
 295 }
 296
 297 #ifdef CONFIG_XEN
 298 static void pc_xen_hvm_init(QEMUMachineInitArgs *args)
 299 {
 300     if (xen_hvm_init() != 0) {
 301         hw_error("xen hardware virtual machine initialisation failed");
 302     }
 303     pc_init_pci_no_kvmclock(args);
 304     xen_vcpu_init();
 305 }
 306 #endif
 307
 308 static QEMUMachine pc_i440fx_machine_v1_5 = {
 309     .name = "pc-i440fx-1.5",
 310     .alias = "pc",
 311     .desc = "Standard PC (i440FX + PIIX, 1996)",
 312     .init = pc_init_pci,
 313     .max_cpus = 255,
 314     .is_default = 1,
 315     DEFAULT_MACHINE_OPTIONS,
 316 };
 317
 318 static QEMUMachine pc_i440fx_machine_v1_4 = {
 319     .name = "pc-i440fx-1.4",
 320     .desc = "Standard PC (i440FX + PIIX, 1996)",
 321     .init = pc_init_pci,
 322     .max_cpus = 255,
 323     .compat_props = (GlobalProperty[]) {
 324         PC_COMPAT_1_4,
 325         { /* end of list */ }
 326     },
 327     DEFAULT_MACHINE_OPTIONS,
 328 };
 329
 330 #define PC_COMPAT_1_3 \
 331         PC_COMPAT_1_4, \
 332         {\
 333             .driver   = "usb-tablet",\
 334             .property = "usb_version",\
 335             .value    = stringify(1),\
 336         },{\
 337             .driver   = "virtio-net-pci",\
 338             .property = "ctrl_mac_addr",\
 339             .value    = "off",      \
 340         },{ \
 341             .driver   = "virtio-net-pci", \
 342             .property = "mq", \
 343             .value    = "off", \
 344         }, {\
 345             .driver   = "e1000",\
 346             .property = "autonegotiation",\
 347             .value    = "off",\
 348         }
 349
 350 static QEMUMachine pc_machine_v1_3 = {
 351     .name = "pc-1.3",
 352     .desc = "Standard PC",
 353     .init = pc_init_pci_1_3,
 354     .max_cpus = 255,
 355     .compat_props = (GlobalProperty[]) {
 356         PC_COMPAT_1_3,
 357         { /* end of list */ }
 358     },
 359     DEFAULT_MACHINE_OPTIONS,
 360 };
 361
 362 #define PC_COMPAT_1_2 \
 363         PC_COMPAT_1_3,\
 364         {\
 365             .driver   = "nec-usb-xhci",\
 366             .property = "msi",\
 367             .value    = "off",\
 368         },{\
 369             .driver   = "nec-usb-xhci",\
 370             .property = "msix",\
 371             .value    = "off",\
 372         },{\
 373             .driver   = "ivshmem",\
 374             .property = "use64",\
 375             .value    = "0",\
 376         },{\
 377             .driver   = "qxl",\
 378             .property = "revision",\
 379             .value    = stringify(3),\
 380         },{\
 381             .driver   = "qxl-vga",\
 382             .property = "revision",\
 383             .value    = stringify(3),\
 384         },{\
 385             .driver   = "VGA",\
 386             .property = "mmio",\
 387             .value    = "off",\
 388         }
 389
 390 static QEMUMachine pc_machine_v1_2 = {
 391     .name = "pc-1.2",
 392     .desc = "Standard PC",
 393     .init = pc_init_pci_1_2,
 394     .max_cpus = 255,
 395     .compat_props = (GlobalProperty[]) {
 396         PC_COMPAT_1_2,
 397         { /* end of list */ }
 398     },
 399     DEFAULT_MACHINE_OPTIONS,
 400 };
 401
 402 #define PC_COMPAT_1_1 \
 403         PC_COMPAT_1_2,\
 404         {\
 405             .driver   = "virtio-scsi-pci",\
 406             .property = "hotplug",\
 407             .value    = "off",\
 408         },{\
 409             .driver   = "virtio-scsi-pci",\
 410             .property = "param_change",\
 411             .value    = "off",\
 412         },{\
 413             .driver   = "VGA",\
 414             .property = "vgamem_mb",\
 415             .value    = stringify(8),\
 416         },{\
 417             .driver   = "vmware-svga",\
 418             .property = "vgamem_mb",\
 419             .value    = stringify(8),\
 420         },{\
 421             .driver   = "qxl-vga",\
 422             .property = "vgamem_mb",\
 423             .value    = stringify(8),\
 424         },{\
 425             .driver   = "qxl",\
 426             .property = "vgamem_mb",\
 427             .value    = stringify(8),\
 428         },{\
 429             .driver   = "virtio-blk-pci",\
 430             .property = "config-wce",\
 431             .value    = "off",\
 432         }
 433
 434 static QEMUMachine pc_machine_v1_1 = {
 435     .name = "pc-1.1",
 436     .desc = "Standard PC",
 437     .init = pc_init_pci_1_2,
 438     .max_cpus = 255,
 439     .compat_props = (GlobalProperty[]) {
 440         PC_COMPAT_1_1,
 441         { /* end of list */ }
 442     },
 443     DEFAULT_MACHINE_OPTIONS,
 444 };
 445
 446 #define PC_COMPAT_1_0 \
 447         PC_COMPAT_1_1,\
 448         {\
 449             .driver   = "pc-sysfw",\
 450             .property = "rom_only",\
 451             .value    = stringify(1),\
 452         }, {\
 453             .driver   = "isa-fdc",\
 454             .property = "check_media_rate",\
 455             .value    = "off",\
 456         }, {\
 457             .driver   = "virtio-balloon-pci",\
 458             .property = "class",\
 459             .value    = stringify(PCI_CLASS_MEMORY_RAM),\
 460         },{\
 461             .driver   = "apic",\
 462             .property = "vapic",\
 463             .value    = "off",\
 464         },{\
 465             .driver   = TYPE_USB_DEVICE,\
 466             .property = "full-path",\
 467             .value    = "no",\
 468         }
 469
 470 static QEMUMachine pc_machine_v1_0 = {
 471     .name = "pc-1.0",
 472     .desc = "Standard PC",
 473     .init = pc_init_pci_1_0,
 474     .max_cpus = 255,
 475     .compat_props = (GlobalProperty[]) {
 476         PC_COMPAT_1_0,
 477         { /* end of list */ }
 478     },
 479     .hw_version = "1.0",
 480     DEFAULT_MACHINE_OPTIONS,
 481 };
 482
 483 #define PC_COMPAT_0_15 \
 484         PC_COMPAT_1_0
 485
 486 static QEMUMachine pc_machine_v0_15 = {
 487     .name = "pc-0.15",
 488     .desc = "Standard PC",
 489     .init = pc_init_pci_1_0,
 490     .max_cpus = 255,
 491     .compat_props = (GlobalProperty[]) {
 492         PC_COMPAT_0_15,
 493         { /* end of list */ }
 494     },
 495     .hw_version = "0.15",
 496     DEFAULT_MACHINE_OPTIONS,
 497 };
 498
 499 #define PC_COMPAT_0_14 \
 500         PC_COMPAT_0_15,\
 501         {\
 502             .driver   = "virtio-blk-pci",\
 503             .property = "event_idx",\
 504             .value    = "off",\
 505         },{\
 506             .driver   = "virtio-serial-pci",\
 507             .property = "event_idx",\
 508             .value    = "off",\
 509         },{\
 510             .driver   = "virtio-net-pci",\
 511             .property = "event_idx",\
 512             .value    = "off",\
 513         },{\
 514             .driver   = "virtio-balloon-pci",\
 515             .property = "event_idx",\
 516             .value    = "off",\
 517         }
 518
 519 static QEMUMachine pc_machine_v0_14 = {
 520     .name = "pc-0.14",
 521     .desc = "Standard PC",
 522     .init = pc_init_pci_1_0,
 523     .max_cpus = 255,
 524     .compat_props = (GlobalProperty[]) {
 525         PC_COMPAT_0_14,
 526         {
 527             .driver   = "qxl",
 528             .property = "revision",
 529             .value    = stringify(2),
 530         },{
 531             .driver   = "qxl-vga",
 532             .property = "revision",
 533             .value    = stringify(2),
 534         },
 535         { /* end of list */ }
 536     },
 537     .hw_version = "0.14",
 538     DEFAULT_MACHINE_OPTIONS,
 539 };
 540
 541 #define PC_COMPAT_0_13 \
 542         PC_COMPAT_0_14,\
 543         {\
 544             .driver   = TYPE_PCI_DEVICE,\
 545             .property = "command_serr_enable",\
 546             .value    = "off",\
 547         },{\
 548             .driver   = "AC97",\
 549             .property = "use_broken_id",\
 550             .value    = stringify(1),\
 551         }
 552
 553 static QEMUMachine pc_machine_v0_13 = {
 554     .name = "pc-0.13",
 555     .desc = "Standard PC",
 556     .init = pc_init_pci_no_kvmclock,
 557     .max_cpus = 255,
 558     .compat_props = (GlobalProperty[]) {
 559         PC_COMPAT_0_13,
 560         {
 561             .driver   = "virtio-9p-pci",
 562             .property = "vectors",
 563             .value    = stringify(0),
 564         },{
 565             .driver   = "VGA",
 566             .property = "rombar",
 567             .value    = stringify(0),
 568         },{
 569             .driver   = "vmware-svga",
 570             .property = "rombar",
 571             .value    = stringify(0),
 572         },
 573         { /* end of list */ }
 574     },
 575     .hw_version = "0.13",
 576     DEFAULT_MACHINE_OPTIONS,
 577 };
 578
 579 #define PC_COMPAT_0_12 \
 580         PC_COMPAT_0_13,\
 581         {\
 582             .driver   = "virtio-serial-pci",\
 583             .property = "max_ports",\
 584             .value    = stringify(1),\
 585         },{\
 586             .driver   = "virtio-serial-pci",\
 587             .property = "vectors",\
 588             .value    = stringify(0),\
 589         }
 590
 591 static QEMUMachine pc_machine_v0_12 = {
 592     .name = "pc-0.12",
 593     .desc = "Standard PC",
 594     .init = pc_init_pci_no_kvmclock,
 595     .max_cpus = 255,
 596     .compat_props = (GlobalProperty[]) {
 597         PC_COMPAT_0_12,
 598         {
 599             .driver   = "VGA",
 600             .property = "rombar",
 601             .value    = stringify(0),
 602         },{
 603             .driver   = "vmware-svga",
 604             .property = "rombar",
 605             .value    = stringify(0),
 606         },
 607         { /* end of list */ }
 608     },
 609     .hw_version = "0.12",
 610     DEFAULT_MACHINE_OPTIONS,
 611 };
 612
 613 #define PC_COMPAT_0_11 \
 614         PC_COMPAT_0_12,\
 615         {\
 616             .driver   = "virtio-blk-pci",\
 617             .property = "vectors",\
 618             .value    = stringify(0),\
 619         },{\
 620             .driver   = TYPE_PCI_DEVICE,\
 621             .property = "rombar",\
 622             .value    = stringify(0),\
 623         }
 624
 625 static QEMUMachine pc_machine_v0_11 = {
 626     .name = "pc-0.11",
 627     .desc = "Standard PC, qemu 0.11",
 628     .init = pc_init_pci_no_kvmclock,
 629     .max_cpus = 255,
 630     .compat_props = (GlobalProperty[]) {
 631         PC_COMPAT_0_11,
 632         {
 633             .driver   = "ide-drive",
 634             .property = "ver",
 635             .value    = "0.11",
 636         },{
 637             .driver   = "scsi-disk",
 638             .property = "ver",
 639             .value    = "0.11",
 640         },
 641         { /* end of list */ }
 642     },
 643     .hw_version = "0.11",
 644     DEFAULT_MACHINE_OPTIONS,
 645 };
 646
 647 static QEMUMachine pc_machine_v0_10 = {
 648     .name = "pc-0.10",
 649     .desc = "Standard PC, qemu 0.10",
 650     .init = pc_init_pci_no_kvmclock,
 651     .max_cpus = 255,
 652     .compat_props = (GlobalProperty[]) {
 653         PC_COMPAT_0_11,
 654         {
 655             .driver   = "virtio-blk-pci",
 656             .property = "class",
 657             .value    = stringify(PCI_CLASS_STORAGE_OTHER),
 658         },{
 659             .driver   = "virtio-serial-pci",
 660             .property = "class",
 661             .value    = stringify(PCI_CLASS_DISPLAY_OTHER),
 662         },{
 663             .driver   = "virtio-net-pci",
 664             .property = "vectors",
 665             .value    = stringify(0),
 666         },{
 667             .driver   = "ide-drive",
 668             .property = "ver",
 669             .value    = "0.10",
 670         },{
 671             .driver   = "scsi-disk",
 672             .property = "ver",
 673             .value    = "0.10",
 674         },
 675         { /* end of list */ }
 676     },
 677     .hw_version = "0.10",
 678     DEFAULT_MACHINE_OPTIONS,
 679 };
 680
 681 static QEMUMachine isapc_machine = {
 682     .name = "isapc",
 683     .desc = "ISA-only PC",
 684     .init = pc_init_isa,
 685     .max_cpus = 1,
 686     .compat_props = (GlobalProperty[]) {
 687         {
 688             .driver   = "pc-sysfw",
 689             .property = "rom_only",
 690             .value    = stringify(1),
 691         },
 692         { /* end of list */ }
 693     },
 694     DEFAULT_MACHINE_OPTIONS,
 695 };
 696
 697 #ifdef CONFIG_XEN
 698 static QEMUMachine xenfv_machine = {
 699     .name = "xenfv",
 700     .desc = "Xen Fully-virtualized PC",
 701     .init = pc_xen_hvm_init,
 702     .max_cpus = HVM_MAX_VCPUS,
 703     .default_machine_opts = "accel=xen",
 704     DEFAULT_MACHINE_OPTIONS,
 705 };
 706 #endif
 707
 708 static void pc_machine_init(void)
 709 {
 710     qemu_register_machine(&pc_i440fx_machine_v1_5);
 711     qemu_register_machine(&pc_i440fx_machine_v1_4);
 712     qemu_register_machine(&pc_machine_v1_3);
 713     qemu_register_machine(&pc_machine_v1_2);
 714     qemu_register_machine(&pc_machine_v1_1);
 715     qemu_register_machine(&pc_machine_v1_0);
 716     qemu_register_machine(&pc_machine_v0_15);
 717     qemu_register_machine(&pc_machine_v0_14);
 718     qemu_register_machine(&pc_machine_v0_13);
 719     qemu_register_machine(&pc_machine_v0_12);
 720     qemu_register_machine(&pc_machine_v0_11);
 721     qemu_register_machine(&pc_machine_v0_10);
 722     qemu_register_machine(&isapc_machine);
 723 #ifdef CONFIG_XEN
 724     qemu_register_machine(&xenfv_machine);
 725 #endif
 726 }
 727
 728 machine_init(pc_machine_init);