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 "hw/cpu/icc_bus.h"
  41 #include "sysemu/arch_init.h"
  42 #include "sysemu/blockdev.h"
  43 #include "hw/i2c/smbus.h"
  44 #include "hw/xen/xen.h"
  45 #include "exec/memory.h"
  46 #include "exec/address-spaces.h"
  47 #include "hw/acpi/acpi.h"
  48 #include "cpu.h"
  49 #ifdef CONFIG_XEN
  50 #  include <xen/hvm/hvm_info_table.h>
  51 #endif
  52
  53 #define MAX_IDE_BUS 2
  54
  55 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
  56 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
  57 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
  58
  59 static bool has_pvpanic = true;
  60
  61 /* PC hardware initialisation */
  62 static void pc_init1(MemoryRegion *system_memory,
  63                      MemoryRegion *system_io,
  64                      ram_addr_t ram_size,
  65                      const char *boot_device,
  66                      const char *kernel_filename,
  67                      const char *kernel_cmdline,
  68                      const char *initrd_filename,
  69                      const char *cpu_model,
  70                      int pci_enabled,
  71                      int kvmclock_enabled)
  72 {
  73     int i;
  74     ram_addr_t below_4g_mem_size, above_4g_mem_size;
  75     PCIBus *pci_bus;
  76     ISABus *isa_bus;
  77     PCII440FXState *i440fx_state;
  78     int piix3_devfn = -1;
  79     qemu_irq *cpu_irq;
  80     qemu_irq *gsi;
  81     qemu_irq *i8259;
  82     qemu_irq *smi_irq;
  83     GSIState *gsi_state;
  84     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
  85     BusState *idebus[MAX_IDE_BUS];
  86     ISADevice *rtc_state;
  87     ISADevice *floppy;
  88     MemoryRegion *ram_memory;
  89     MemoryRegion *pci_memory;
  90     MemoryRegion *rom_memory;
  91     DeviceState *icc_bridge;
  92     FWCfgState *fw_cfg = NULL;
  93     PcGuestInfo *guest_info;
  94
  95     if (xen_enabled() && xen_hvm_init() != 0) {
  96         fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
  97         exit(1);
  98     }
  99
 100     icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
 101     object_property_add_child(qdev_get_machine(), "icc-bridge",
 102                               OBJECT(icc_bridge), NULL);
 103
 104     pc_cpus_init(cpu_model, icc_bridge);
 105     pc_acpi_init("acpi-dsdt.aml");
 106
 107     if (kvm_enabled() && kvmclock_enabled) {
 108         kvmclock_create();
 109     }
 110
 111     if (ram_size >= 0xe0000000 ) {
 112         above_4g_mem_size = ram_size - 0xe0000000;
 113         below_4g_mem_size = 0xe0000000;
 114     } else {
 115         above_4g_mem_size = 0;
 116         below_4g_mem_size = ram_size;
 117     }
 118
 119     if (pci_enabled) {
 120         pci_memory = g_new(MemoryRegion, 1);
 121         memory_region_init(pci_memory, "pci", INT64_MAX);
 122         rom_memory = pci_memory;
 123     } else {
 124         pci_memory = NULL;
 125         rom_memory = system_memory;
 126     }
 127
 128     guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
 129
 130     /* Set PCI window size the way seabios has always done it. */
 131     /* Power of 2 so bios can cover it with a single MTRR */
 132     if (ram_size <= 0x80000000)
 133         guest_info->pci_info.w32.begin = 0x80000000;
 134     else if (ram_size <= 0xc0000000)
 135         guest_info->pci_info.w32.begin = 0xc0000000;
 136     else
 137         guest_info->pci_info.w32.begin = 0xe0000000;
 138
 139     /* allocate ram and load rom/bios */
 140     if (!xen_enabled()) {
 141         fw_cfg = pc_memory_init(system_memory,
 142                        kernel_filename, kernel_cmdline, initrd_filename,
 143                        below_4g_mem_size, above_4g_mem_size,
 144                        rom_memory, &ram_memory, guest_info);
 145     }
 146
 147     gsi_state = g_malloc0(sizeof(*gsi_state));
 148     if (kvm_irqchip_in_kernel()) {
 149         kvm_pc_setup_irq_routing(pci_enabled);
 150         gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
 151                                  GSI_NUM_PINS);
 152     } else {
 153         gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
 154     }
 155
 156     if (pci_enabled) {
 157         pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
 158                               system_memory, system_io, ram_size,
 159                               below_4g_mem_size,
 160                               0x100000000ULL - below_4g_mem_size,
 161                               0x100000000ULL + above_4g_mem_size,
 162                               (sizeof(hwaddr) == 4
 163                                ? 0
 164                                : ((uint64_t)1 << 62)),
 165                               pci_memory, ram_memory);
 166     } else {
 167         pci_bus = NULL;
 168         i440fx_state = NULL;
 169         isa_bus = isa_bus_new(NULL, system_io);
 170         no_hpet = 1;
 171     }
 172     isa_bus_irqs(isa_bus, gsi);
 173
 174     if (kvm_irqchip_in_kernel()) {
 175         i8259 = kvm_i8259_init(isa_bus);
 176     } else if (xen_enabled()) {
 177         i8259 = xen_interrupt_controller_init();
 178     } else {
 179         cpu_irq = pc_allocate_cpu_irq();
 180         i8259 = i8259_init(isa_bus, cpu_irq[0]);
 181     }
 182
 183     for (i = 0; i < ISA_NUM_IRQS; i++) {
 184         gsi_state->i8259_irq[i] = i8259[i];
 185     }
 186     if (pci_enabled) {
 187         ioapic_init_gsi(gsi_state, "i440fx");
 188     }
 189     qdev_init_nofail(icc_bridge);
 190
 191     pc_register_ferr_irq(gsi[13]);
 192
 193     pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
 194
 195     /* init basic PC hardware */
 196     pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());
 197
 198     pc_nic_init(isa_bus, pci_bus);
 199
 200     ide_drive_get(hd, MAX_IDE_BUS);
 201     if (pci_enabled) {
 202         PCIDevice *dev;
 203         if (xen_enabled()) {
 204             dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
 205         } else {
 206             dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
 207         }
 208         idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
 209         idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
 210     } else {
 211         for(i = 0; i < MAX_IDE_BUS; i++) {
 212             ISADevice *dev;
 213             dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
 214                                ide_irq[i],
 215                                hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
 216             idebus[i] = qdev_get_child_bus(DEVICE(dev), "ide.0");
 217         }
 218     }
 219
 220     pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
 221                  floppy, idebus[0], idebus[1], rtc_state);
 222
 223     if (pci_enabled && usb_enabled(false)) {
 224         pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
 225     }
 226
 227     if (pci_enabled && acpi_enabled) {
 228         i2c_bus *smbus;
 229
 230         smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt,
 231                                      x86_env_get_cpu(first_cpu), 1);
 232         /* TODO: Populate SPD eeprom data.  */
 233         smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
 234                               gsi[9], *smi_irq,
 235                               kvm_enabled(), fw_cfg);
 236         smbus_eeprom_init(smbus, 8, NULL, 0);
 237     }
 238
 239     if (pci_enabled) {
 240         pc_pci_device_init(pci_bus);
 241     }
 242
 243     if (has_pvpanic) {
 244         pvpanic_init(isa_bus);
 245     }
 246 }
 247
 248 static void pc_init_pci(QEMUMachineInitArgs *args)
 249 {
 250     ram_addr_t ram_size = args->ram_size;
 251     const char *cpu_model = args->cpu_model;
 252     const char *kernel_filename = args->kernel_filename;
 253     const char *kernel_cmdline = args->kernel_cmdline;
 254     const char *initrd_filename = args->initrd_filename;
 255     const char *boot_device = args->boot_device;
 256     pc_init1(get_system_memory(),
 257              get_system_io(),
 258              ram_size, boot_device,
 259              kernel_filename, kernel_cmdline,
 260              initrd_filename, cpu_model, 1, 1);
 261 }
 262
 263 static void pc_init_pci_1_4(QEMUMachineInitArgs *args)
 264 {
 265     has_pvpanic = false;
 266     x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE);
 267     pc_init_pci(args);
 268 }
 269
 270 static void pc_init_pci_1_3(QEMUMachineInitArgs *args)
 271 {
 272     enable_compat_apic_id_mode();
 273     has_pvpanic = false;
 274     pc_init_pci(args);
 275 }
 276
 277 /* PC machine init function for pc-1.1 to pc-1.2 */
 278 static void pc_init_pci_1_2(QEMUMachineInitArgs *args)
 279 {
 280     disable_kvm_pv_eoi();
 281     enable_compat_apic_id_mode();
 282     has_pvpanic = false;
 283     pc_init_pci(args);
 284 }
 285
 286 /* PC machine init function for pc-0.14 to pc-1.0 */
 287 static void pc_init_pci_1_0(QEMUMachineInitArgs *args)
 288 {
 289     disable_kvm_pv_eoi();
 290     enable_compat_apic_id_mode();
 291     has_pvpanic = false;
 292     pc_init_pci(args);
 293 }
 294
 295 /* PC init function for pc-0.10 to pc-0.13, and reused by xenfv */
 296 static void pc_init_pci_no_kvmclock(QEMUMachineInitArgs *args)
 297 {
 298     ram_addr_t ram_size = args->ram_size;
 299     const char *cpu_model = args->cpu_model;
 300     const char *kernel_filename = args->kernel_filename;
 301     const char *kernel_cmdline = args->kernel_cmdline;
 302     const char *initrd_filename = args->initrd_filename;
 303     const char *boot_device = args->boot_device;
 304     has_pvpanic = false;
 305     disable_kvm_pv_eoi();
 306     enable_compat_apic_id_mode();
 307     pc_init1(get_system_memory(),
 308              get_system_io(),
 309              ram_size, boot_device,
 310              kernel_filename, kernel_cmdline,
 311              initrd_filename, cpu_model, 1, 0);
 312 }
 313
 314 static void pc_init_isa(QEMUMachineInitArgs *args)
 315 {
 316     ram_addr_t ram_size = args->ram_size;
 317     const char *cpu_model = args->cpu_model;
 318     const char *kernel_filename = args->kernel_filename;
 319     const char *kernel_cmdline = args->kernel_cmdline;
 320     const char *initrd_filename = args->initrd_filename;
 321     const char *boot_device = args->boot_device;
 322     has_pvpanic = false;
 323     if (cpu_model == NULL)
 324         cpu_model = "486";
 325     disable_kvm_pv_eoi();
 326     enable_compat_apic_id_mode();
 327     pc_init1(get_system_memory(),
 328              get_system_io(),
 329              ram_size, boot_device,
 330              kernel_filename, kernel_cmdline,
 331              initrd_filename, cpu_model, 0, 1);
 332 }
 333
 334 #ifdef CONFIG_XEN
 335 static void pc_xen_hvm_init(QEMUMachineInitArgs *args)
 336 {
 337     PCIBus *bus;
 338
 339     pc_init_pci(args);
 340
 341     bus = pci_find_root_bus(0);
 342     if (bus != NULL) {
 343         pci_create_simple(bus, -1, "xen-platform");
 344     }
 345 }
 346 #endif
 347
 348 static QEMUMachine pc_i440fx_machine_v1_6 = {
 349     .name = "pc-i440fx-1.6",
 350     .alias = "pc",
 351     .desc = "Standard PC (i440FX + PIIX, 1996)",
 352     .init = pc_init_pci,
 353     .hot_add_cpu = pc_hot_add_cpu,
 354     .max_cpus = 255,
 355     .is_default = 1,
 356     DEFAULT_MACHINE_OPTIONS,
 357 };
 358
 359 static QEMUMachine pc_i440fx_machine_v1_5 = {
 360     .name = "pc-i440fx-1.5",
 361     .desc = "Standard PC (i440FX + PIIX, 1996)",
 362     .init = pc_init_pci,
 363     .hot_add_cpu = pc_hot_add_cpu,
 364     .max_cpus = 255,
 365     .compat_props = (GlobalProperty[]) {
 366         PC_COMPAT_1_5,
 367         { /* end of list */ }
 368     },
 369     DEFAULT_MACHINE_OPTIONS,
 370 };
 371
 372 static QEMUMachine pc_i440fx_machine_v1_4 = {
 373     .name = "pc-i440fx-1.4",
 374     .desc = "Standard PC (i440FX + PIIX, 1996)",
 375     .init = pc_init_pci_1_4,
 376     .max_cpus = 255,
 377     .compat_props = (GlobalProperty[]) {
 378         PC_COMPAT_1_4,
 379         { /* end of list */ }
 380     },
 381     DEFAULT_MACHINE_OPTIONS,
 382 };
 383
 384 #define PC_COMPAT_1_3 \
 385         PC_COMPAT_1_4, \
 386         {\
 387             .driver   = "usb-tablet",\
 388             .property = "usb_version",\
 389             .value    = stringify(1),\
 390         },{\
 391             .driver   = "virtio-net-pci",\
 392             .property = "ctrl_mac_addr",\
 393             .value    = "off",      \
 394         },{ \
 395             .driver   = "virtio-net-pci", \
 396             .property = "mq", \
 397             .value    = "off", \
 398         }, {\
 399             .driver   = "e1000",\
 400             .property = "autonegotiation",\
 401             .value    = "off",\
 402         }
 403
 404 static QEMUMachine pc_machine_v1_3 = {
 405     .name = "pc-1.3",
 406     .desc = "Standard PC",
 407     .init = pc_init_pci_1_3,
 408     .max_cpus = 255,
 409     .compat_props = (GlobalProperty[]) {
 410         PC_COMPAT_1_3,
 411         { /* end of list */ }
 412     },
 413     DEFAULT_MACHINE_OPTIONS,
 414 };
 415
 416 #define PC_COMPAT_1_2 \
 417         PC_COMPAT_1_3,\
 418         {\
 419             .driver   = "nec-usb-xhci",\
 420             .property = "msi",\
 421             .value    = "off",\
 422         },{\
 423             .driver   = "nec-usb-xhci",\
 424             .property = "msix",\
 425             .value    = "off",\
 426         },{\
 427             .driver   = "ivshmem",\
 428             .property = "use64",\
 429             .value    = "0",\
 430         },{\
 431             .driver   = "qxl",\
 432             .property = "revision",\
 433             .value    = stringify(3),\
 434         },{\
 435             .driver   = "qxl-vga",\
 436             .property = "revision",\
 437             .value    = stringify(3),\
 438         },{\
 439             .driver   = "VGA",\
 440             .property = "mmio",\
 441             .value    = "off",\
 442         }
 443
 444 static QEMUMachine pc_machine_v1_2 = {
 445     .name = "pc-1.2",
 446     .desc = "Standard PC",
 447     .init = pc_init_pci_1_2,
 448     .max_cpus = 255,
 449     .compat_props = (GlobalProperty[]) {
 450         PC_COMPAT_1_2,
 451         { /* end of list */ }
 452     },
 453     DEFAULT_MACHINE_OPTIONS,
 454 };
 455
 456 #define PC_COMPAT_1_1 \
 457         PC_COMPAT_1_2,\
 458         {\
 459             .driver   = "virtio-scsi-pci",\
 460             .property = "hotplug",\
 461             .value    = "off",\
 462         },{\
 463             .driver   = "virtio-scsi-pci",\
 464             .property = "param_change",\
 465             .value    = "off",\
 466         },{\
 467             .driver   = "VGA",\
 468             .property = "vgamem_mb",\
 469             .value    = stringify(8),\
 470         },{\
 471             .driver   = "vmware-svga",\
 472             .property = "vgamem_mb",\
 473             .value    = stringify(8),\
 474         },{\
 475             .driver   = "qxl-vga",\
 476             .property = "vgamem_mb",\
 477             .value    = stringify(8),\
 478         },{\
 479             .driver   = "qxl",\
 480             .property = "vgamem_mb",\
 481             .value    = stringify(8),\
 482         },{\
 483             .driver   = "virtio-blk-pci",\
 484             .property = "config-wce",\
 485             .value    = "off",\
 486         }
 487
 488 static QEMUMachine pc_machine_v1_1 = {
 489     .name = "pc-1.1",
 490     .desc = "Standard PC",
 491     .init = pc_init_pci_1_2,
 492     .max_cpus = 255,
 493     .compat_props = (GlobalProperty[]) {
 494         PC_COMPAT_1_1,
 495         { /* end of list */ }
 496     },
 497     DEFAULT_MACHINE_OPTIONS,
 498 };
 499
 500 #define PC_COMPAT_1_0 \
 501         PC_COMPAT_1_1,\
 502         {\
 503             .driver   = "pc-sysfw",\
 504             .property = "rom_only",\
 505             .value    = stringify(1),\
 506         }, {\
 507             .driver   = TYPE_ISA_FDC,\
 508             .property = "check_media_rate",\
 509             .value    = "off",\
 510         }, {\
 511             .driver   = "virtio-balloon-pci",\
 512             .property = "class",\
 513             .value    = stringify(PCI_CLASS_MEMORY_RAM),\
 514         },{\
 515             .driver   = "apic",\
 516             .property = "vapic",\
 517             .value    = "off",\
 518         },{\
 519             .driver   = TYPE_USB_DEVICE,\
 520             .property = "full-path",\
 521             .value    = "no",\
 522         }
 523
 524 static QEMUMachine pc_machine_v1_0 = {
 525     .name = "pc-1.0",
 526     .desc = "Standard PC",
 527     .init = pc_init_pci_1_0,
 528     .max_cpus = 255,
 529     .compat_props = (GlobalProperty[]) {
 530         PC_COMPAT_1_0,
 531         { /* end of list */ }
 532     },
 533     .hw_version = "1.0",
 534     DEFAULT_MACHINE_OPTIONS,
 535 };
 536
 537 #define PC_COMPAT_0_15 \
 538         PC_COMPAT_1_0
 539
 540 static QEMUMachine pc_machine_v0_15 = {
 541     .name = "pc-0.15",
 542     .desc = "Standard PC",
 543     .init = pc_init_pci_1_0,
 544     .max_cpus = 255,
 545     .compat_props = (GlobalProperty[]) {
 546         PC_COMPAT_0_15,
 547         { /* end of list */ }
 548     },
 549     .hw_version = "0.15",
 550     DEFAULT_MACHINE_OPTIONS,
 551 };
 552
 553 #define PC_COMPAT_0_14 \
 554         PC_COMPAT_0_15,\
 555         {\
 556             .driver   = "virtio-blk-pci",\
 557             .property = "event_idx",\
 558             .value    = "off",\
 559         },{\
 560             .driver   = "virtio-serial-pci",\
 561             .property = "event_idx",\
 562             .value    = "off",\
 563         },{\
 564             .driver   = "virtio-net-pci",\
 565             .property = "event_idx",\
 566             .value    = "off",\
 567         },{\
 568             .driver   = "virtio-balloon-pci",\
 569             .property = "event_idx",\
 570             .value    = "off",\
 571         }
 572
 573 static QEMUMachine pc_machine_v0_14 = {
 574     .name = "pc-0.14",
 575     .desc = "Standard PC",
 576     .init = pc_init_pci_1_0,
 577     .max_cpus = 255,
 578     .compat_props = (GlobalProperty[]) {
 579         PC_COMPAT_0_14,
 580         {
 581             .driver   = "qxl",
 582             .property = "revision",
 583             .value    = stringify(2),
 584         },{
 585             .driver   = "qxl-vga",
 586             .property = "revision",
 587             .value    = stringify(2),
 588         },
 589         { /* end of list */ }
 590     },
 591     .hw_version = "0.14",
 592     DEFAULT_MACHINE_OPTIONS,
 593 };
 594
 595 #define PC_COMPAT_0_13 \
 596         PC_COMPAT_0_14,\
 597         {\
 598             .driver   = TYPE_PCI_DEVICE,\
 599             .property = "command_serr_enable",\
 600             .value    = "off",\
 601         },{\
 602             .driver   = "AC97",\
 603             .property = "use_broken_id",\
 604             .value    = stringify(1),\
 605         }
 606
 607 static QEMUMachine pc_machine_v0_13 = {
 608     .name = "pc-0.13",
 609     .desc = "Standard PC",
 610     .init = pc_init_pci_no_kvmclock,
 611     .max_cpus = 255,
 612     .compat_props = (GlobalProperty[]) {
 613         PC_COMPAT_0_13,
 614         {
 615             .driver   = "virtio-9p-pci",
 616             .property = "vectors",
 617             .value    = stringify(0),
 618         },{
 619             .driver   = "VGA",
 620             .property = "rombar",
 621             .value    = stringify(0),
 622         },{
 623             .driver   = "vmware-svga",
 624             .property = "rombar",
 625             .value    = stringify(0),
 626         },
 627         { /* end of list */ }
 628     },
 629     .hw_version = "0.13",
 630     DEFAULT_MACHINE_OPTIONS,
 631 };
 632
 633 #define PC_COMPAT_0_12 \
 634         PC_COMPAT_0_13,\
 635         {\
 636             .driver   = "virtio-serial-pci",\
 637             .property = "max_ports",\
 638             .value    = stringify(1),\
 639         },{\
 640             .driver   = "virtio-serial-pci",\
 641             .property = "vectors",\
 642             .value    = stringify(0),\
 643         },{\
 644             .driver   = "usb-mouse",\
 645             .property = "serial",\
 646             .value    = "1",\
 647         },{\
 648             .driver   = "usb-tablet",\
 649             .property = "serial",\
 650             .value    = "1",\
 651         },{\
 652             .driver   = "usb-kbd",\
 653             .property = "serial",\
 654             .value    = "1",\
 655         }
 656
 657 static QEMUMachine pc_machine_v0_12 = {
 658     .name = "pc-0.12",
 659     .desc = "Standard PC",
 660     .init = pc_init_pci_no_kvmclock,
 661     .max_cpus = 255,
 662     .compat_props = (GlobalProperty[]) {
 663         PC_COMPAT_0_12,
 664         {
 665             .driver   = "VGA",
 666             .property = "rombar",
 667             .value    = stringify(0),
 668         },{
 669             .driver   = "vmware-svga",
 670             .property = "rombar",
 671             .value    = stringify(0),
 672         },
 673         { /* end of list */ }
 674     },
 675     .hw_version = "0.12",
 676     DEFAULT_MACHINE_OPTIONS,
 677 };
 678
 679 #define PC_COMPAT_0_11 \
 680         PC_COMPAT_0_12,\
 681         {\
 682             .driver   = "virtio-blk-pci",\
 683             .property = "vectors",\
 684             .value    = stringify(0),\
 685         },{\
 686             .driver   = TYPE_PCI_DEVICE,\
 687             .property = "rombar",\
 688             .value    = stringify(0),\
 689         }
 690
 691 static QEMUMachine pc_machine_v0_11 = {
 692     .name = "pc-0.11",
 693     .desc = "Standard PC, qemu 0.11",
 694     .init = pc_init_pci_no_kvmclock,
 695     .max_cpus = 255,
 696     .compat_props = (GlobalProperty[]) {
 697         PC_COMPAT_0_11,
 698         {
 699             .driver   = "ide-drive",
 700             .property = "ver",
 701             .value    = "0.11",
 702         },{
 703             .driver   = "scsi-disk",
 704             .property = "ver",
 705             .value    = "0.11",
 706         },
 707         { /* end of list */ }
 708     },
 709     .hw_version = "0.11",
 710     DEFAULT_MACHINE_OPTIONS,
 711 };
 712
 713 static QEMUMachine pc_machine_v0_10 = {
 714     .name = "pc-0.10",
 715     .desc = "Standard PC, qemu 0.10",
 716     .init = pc_init_pci_no_kvmclock,
 717     .max_cpus = 255,
 718     .compat_props = (GlobalProperty[]) {
 719         PC_COMPAT_0_11,
 720         {
 721             .driver   = "virtio-blk-pci",
 722             .property = "class",
 723             .value    = stringify(PCI_CLASS_STORAGE_OTHER),
 724         },{
 725             .driver   = "virtio-serial-pci",
 726             .property = "class",
 727             .value    = stringify(PCI_CLASS_DISPLAY_OTHER),
 728         },{
 729             .driver   = "virtio-net-pci",
 730             .property = "vectors",
 731             .value    = stringify(0),
 732         },{
 733             .driver   = "ide-drive",
 734             .property = "ver",
 735             .value    = "0.10",
 736         },{
 737             .driver   = "scsi-disk",
 738             .property = "ver",
 739             .value    = "0.10",
 740         },
 741         { /* end of list */ }
 742     },
 743     .hw_version = "0.10",
 744     DEFAULT_MACHINE_OPTIONS,
 745 };
 746
 747 static QEMUMachine isapc_machine = {
 748     .name = "isapc",
 749     .desc = "ISA-only PC",
 750     .init = pc_init_isa,
 751     .max_cpus = 1,
 752     .compat_props = (GlobalProperty[]) {
 753         {
 754             .driver   = "pc-sysfw",
 755             .property = "rom_only",
 756             .value    = stringify(1),
 757         },
 758         {
 759             .driver   = "pc-sysfw",
 760             .property = "isapc_ram_fw",
 761             .value    = stringify(1),
 762         },
 763         { /* end of list */ }
 764     },
 765     DEFAULT_MACHINE_OPTIONS,
 766 };
 767
 768 #ifdef CONFIG_XEN
 769 static QEMUMachine xenfv_machine = {
 770     .name = "xenfv",
 771     .desc = "Xen Fully-virtualized PC",
 772     .init = pc_xen_hvm_init,
 773     .max_cpus = HVM_MAX_VCPUS,
 774     .default_machine_opts = "accel=xen",
 775     DEFAULT_MACHINE_OPTIONS,
 776 };
 777 #endif
 778
 779 static void pc_machine_init(void)
 780 {
 781     qemu_register_machine(&pc_i440fx_machine_v1_6);
 782     qemu_register_machine(&pc_i440fx_machine_v1_5);
 783     qemu_register_machine(&pc_i440fx_machine_v1_4);
 784     qemu_register_machine(&pc_machine_v1_3);
 785     qemu_register_machine(&pc_machine_v1_2);
 786     qemu_register_machine(&pc_machine_v1_1);
 787     qemu_register_machine(&pc_machine_v1_0);
 788     qemu_register_machine(&pc_machine_v0_15);
 789     qemu_register_machine(&pc_machine_v0_14);
 790     qemu_register_machine(&pc_machine_v0_13);
 791     qemu_register_machine(&pc_machine_v0_12);
 792     qemu_register_machine(&pc_machine_v0_11);
 793     qemu_register_machine(&pc_machine_v0_10);
 794     qemu_register_machine(&isapc_machine);
 795 #ifdef CONFIG_XEN
 796     qemu_register_machine(&xenfv_machine);
 797 #endif
 798 }
 799
 800 machine_init(pc_machine_init);