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/loader.h"
  29 #include "hw/i386/pc.h"
  30 #include "hw/i386/apic.h"
  31 #include "hw/i386/smbios.h"
  32 #include "hw/pci/pci.h"
  33 #include "hw/pci/pci_ids.h"
  34 #include "hw/usb.h"
  35 #include "net/net.h"
  36 #include "hw/boards.h"
  37 #include "hw/ide.h"
  38 #include "sysemu/kvm.h"
  39 #include "hw/kvm/clock.h"
  40 #include "sysemu/sysemu.h"
  41 #include "hw/sysbus.h"
  42 #include "hw/cpu/icc_bus.h"
  43 #include "sysemu/arch_init.h"
  44 #include "sysemu/block-backend.h"
  45 #include "hw/i2c/smbus.h"
  46 #include "hw/xen/xen.h"
  47 #include "exec/memory.h"
  48 #include "exec/address-spaces.h"
  49 #include "hw/acpi/acpi.h"
  50 #include "cpu.h"
  51 #include "qemu/error-report.h"
  52 #ifdef CONFIG_XEN
  53 #  include <xen/hvm/hvm_info_table.h>
  54 #endif
  55
  56 #define MAX_IDE_BUS 2
  57
  58 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
  59 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
  60 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
  61
  62 static bool has_acpi_build = true;
  63 static bool rsdp_in_ram = true;
  64 static int legacy_acpi_table_size;
  65 static bool smbios_defaults = true;
  66 static bool smbios_legacy_mode;
  67 static bool smbios_uuid_encoded = true;
  68 /* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to
  69  * host addresses aligned at 1Gbyte boundaries.  This way we can use 1GByte
  70  * pages in the host.
  71  */
  72 static bool gigabyte_align = true;
  73 static bool has_reserved_memory = true;
  74
  75 /* PC hardware initialisation */
  76 static void pc_init1(MachineState *machine,
  77                      int pci_enabled,
  78                      int kvmclock_enabled)
  79 {
  80     PCMachineState *pc_machine = PC_MACHINE(machine);
  81     MemoryRegion *system_memory = get_system_memory();
  82     MemoryRegion *system_io = get_system_io();
  83     int i;
  84     ram_addr_t below_4g_mem_size, above_4g_mem_size;
  85     PCIBus *pci_bus;
  86     ISABus *isa_bus;
  87     PCII440FXState *i440fx_state;
  88     int piix3_devfn = -1;
  89     qemu_irq *cpu_irq;
  90     qemu_irq *gsi;
  91     qemu_irq *i8259;
  92     qemu_irq *smi_irq;
  93     GSIState *gsi_state;
  94     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
  95     BusState *idebus[MAX_IDE_BUS];
  96     ISADevice *rtc_state;
  97     ISADevice *floppy;
  98     MemoryRegion *ram_memory;
  99     MemoryRegion *pci_memory;
 100     MemoryRegion *rom_memory;
 101     DeviceState *icc_bridge;
 102     FWCfgState *fw_cfg = NULL;
 103     PcGuestInfo *guest_info;
 104     ram_addr_t lowmem;
 105
 106     /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
 107      * If it doesn't, we need to split it in chunks below and above 4G.
 108      * In any case, try to make sure that guest addresses aligned at
 109      * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
 110      * For old machine types, use whatever split we used historically to avoid
 111      * breaking migration.
 112      */
 113     if (machine->ram_size >= 0xe0000000) {
 114         lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
 115     } else {
 116         lowmem = 0xe0000000;
 117     }
 118
 119     /* Handle the machine opt max-ram-below-4g.  It is basically doing
 120      * min(qemu limit, user limit).
 121      */
 122     if (lowmem > pc_machine->max_ram_below_4g) {
 123         lowmem = pc_machine->max_ram_below_4g;
 124         if (machine->ram_size - lowmem > lowmem &&
 125             lowmem & ((1ULL << 30) - 1)) {
 126             error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
 127                          ") not a multiple of 1G; possible bad performance.",
 128                          pc_machine->max_ram_below_4g);
 129         }
 130     }
 131
 132     if (machine->ram_size >= lowmem) {
 133         above_4g_mem_size = machine->ram_size - lowmem;
 134         below_4g_mem_size = lowmem;
 135     } else {
 136         above_4g_mem_size = 0;
 137         below_4g_mem_size = machine->ram_size;
 138     }
 139
 140     if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size,
 141                                       &ram_memory) != 0) {
 142         fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
 143         exit(1);
 144     }
 145
 146     icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
 147     object_property_add_child(qdev_get_machine(), "icc-bridge",
 148                               OBJECT(icc_bridge), NULL);
 149
 150     pc_cpus_init(machine->cpu_model, icc_bridge);
 151
 152     if (kvm_enabled() && kvmclock_enabled) {
 153         kvmclock_create();
 154     }
 155
 156     if (pci_enabled) {
 157         pci_memory = g_new(MemoryRegion, 1);
 158         memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
 159         rom_memory = pci_memory;
 160     } else {
 161         pci_memory = NULL;
 162         rom_memory = system_memory;
 163     }
 164
 165     guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
 166
 167     guest_info->has_acpi_build = has_acpi_build;
 168     guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
 169
 170     guest_info->isapc_ram_fw = !pci_enabled;
 171     guest_info->has_reserved_memory = has_reserved_memory;
 172     guest_info->rsdp_in_ram = rsdp_in_ram;
 173
 174     if (smbios_defaults) {
 175         MachineClass *mc = MACHINE_GET_CLASS(machine);
 176         /* These values are guest ABI, do not change */
 177         smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
 178                             mc->name, smbios_legacy_mode, smbios_uuid_encoded);
 179     }
 180
 181     /* allocate ram and load rom/bios */
 182     if (!xen_enabled()) {
 183         fw_cfg = pc_memory_init(machine, system_memory,
 184                                 below_4g_mem_size, above_4g_mem_size,
 185                                 rom_memory, &ram_memory, guest_info);
 186     } else if (machine->kernel_filename != NULL) {
 187         /* For xen HVM direct kernel boot, load linux here */
 188         fw_cfg = xen_load_linux(machine->kernel_filename,
 189                                 machine->kernel_cmdline,
 190                                 machine->initrd_filename,
 191                                 below_4g_mem_size,
 192                                 guest_info);
 193     }
 194
 195     gsi_state = g_malloc0(sizeof(*gsi_state));
 196     if (kvm_irqchip_in_kernel()) {
 197         kvm_pc_setup_irq_routing(pci_enabled);
 198         gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
 199                                  GSI_NUM_PINS);
 200     } else {
 201         gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
 202     }
 203
 204     if (pci_enabled) {
 205         pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
 206                               system_memory, system_io, machine->ram_size,
 207                               below_4g_mem_size,
 208                               above_4g_mem_size,
 209                               pci_memory, ram_memory);
 210     } else {
 211         pci_bus = NULL;
 212         i440fx_state = NULL;
 213         isa_bus = isa_bus_new(NULL, get_system_memory(), system_io);
 214         no_hpet = 1;
 215     }
 216     isa_bus_irqs(isa_bus, gsi);
 217
 218     if (kvm_irqchip_in_kernel()) {
 219         i8259 = kvm_i8259_init(isa_bus);
 220     } else if (xen_enabled()) {
 221         i8259 = xen_interrupt_controller_init();
 222     } else {
 223         cpu_irq = pc_allocate_cpu_irq();
 224         i8259 = i8259_init(isa_bus, cpu_irq[0]);
 225     }
 226
 227     for (i = 0; i < ISA_NUM_IRQS; i++) {
 228         gsi_state->i8259_irq[i] = i8259[i];
 229     }
 230     if (pci_enabled) {
 231         ioapic_init_gsi(gsi_state, "i440fx");
 232     }
 233     qdev_init_nofail(icc_bridge);
 234
 235     pc_register_ferr_irq(gsi[13]);
 236
 237     pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
 238
 239     assert(pc_machine->vmport != ON_OFF_AUTO_MAX);
 240     if (pc_machine->vmport == ON_OFF_AUTO_AUTO) {
 241         pc_machine->vmport = xen_enabled() ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON;
 242     }
 243
 244     /* init basic PC hardware */
 245     pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy,
 246                          (pc_machine->vmport != ON_OFF_AUTO_ON), 0x4);
 247
 248     pc_nic_init(isa_bus, pci_bus);
 249
 250     ide_drive_get(hd, ARRAY_SIZE(hd));
 251     if (pci_enabled) {
 252         PCIDevice *dev;
 253         if (xen_enabled()) {
 254             dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
 255         } else {
 256             dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
 257         }
 258         idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
 259         idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
 260     } else {
 261         for(i = 0; i < MAX_IDE_BUS; i++) {
 262             ISADevice *dev;
 263             char busname[] = "ide.0";
 264             dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
 265                                ide_irq[i],
 266                                hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
 267             /*
 268              * The ide bus name is ide.0 for the first bus and ide.1 for the
 269              * second one.
 270              */
 271             busname[4] = '0' + i;
 272             idebus[i] = qdev_get_child_bus(DEVICE(dev), busname);
 273         }
 274     }
 275
 276     pc_cmos_init(below_4g_mem_size, above_4g_mem_size, machine->boot_order,
 277                  machine, floppy, idebus[0], idebus[1], rtc_state);
 278
 279     if (pci_enabled && usb_enabled()) {
 280         pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
 281     }
 282
 283     if (pci_enabled && acpi_enabled) {
 284         DeviceState *piix4_pm;
 285         I2CBus *smbus;
 286
 287         smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
 288         /* TODO: Populate SPD eeprom data.  */
 289         smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
 290                               gsi[9], *smi_irq,
 291                               kvm_enabled(), fw_cfg, &piix4_pm);
 292         smbus_eeprom_init(smbus, 8, NULL, 0);
 293
 294         object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
 295                                  TYPE_HOTPLUG_HANDLER,
 296                                  (Object **)&pc_machine->acpi_dev,
 297                                  object_property_allow_set_link,
 298                                  OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort);
 299         object_property_set_link(OBJECT(machine), OBJECT(piix4_pm),
 300                                  PC_MACHINE_ACPI_DEVICE_PROP, &error_abort);
 301     }
 302
 303     if (pci_enabled) {
 304         pc_pci_device_init(pci_bus);
 305     }
 306 }
 307
 308 static void pc_init_pci(MachineState *machine)
 309 {
 310     pc_init1(machine, 1, 1);
 311 }
 312
 313 static void pc_compat_2_3(MachineState *machine)
 314 {
 315 }
 316
 317 static void pc_compat_2_2(MachineState *machine)
 318 {
 319     pc_compat_2_3(machine);
 320     rsdp_in_ram = false;
 321     x86_cpu_compat_set_features("kvm64", FEAT_1_EDX, 0, CPUID_VME);
 322     x86_cpu_compat_set_features("kvm32", FEAT_1_EDX, 0, CPUID_VME);
 323     x86_cpu_compat_set_features("Conroe", FEAT_1_EDX, 0, CPUID_VME);
 324     x86_cpu_compat_set_features("Penryn", FEAT_1_EDX, 0, CPUID_VME);
 325     x86_cpu_compat_set_features("Nehalem", FEAT_1_EDX, 0, CPUID_VME);
 326     x86_cpu_compat_set_features("Westmere", FEAT_1_EDX, 0, CPUID_VME);
 327     x86_cpu_compat_set_features("SandyBridge", FEAT_1_EDX, 0, CPUID_VME);
 328     x86_cpu_compat_set_features("Haswell", FEAT_1_EDX, 0, CPUID_VME);
 329     x86_cpu_compat_set_features("Broadwell", FEAT_1_EDX, 0, CPUID_VME);
 330     x86_cpu_compat_set_features("Opteron_G1", FEAT_1_EDX, 0, CPUID_VME);
 331     x86_cpu_compat_set_features("Opteron_G2", FEAT_1_EDX, 0, CPUID_VME);
 332     x86_cpu_compat_set_features("Opteron_G3", FEAT_1_EDX, 0, CPUID_VME);
 333     x86_cpu_compat_set_features("Opteron_G4", FEAT_1_EDX, 0, CPUID_VME);
 334     x86_cpu_compat_set_features("Opteron_G5", FEAT_1_EDX, 0, CPUID_VME);
 335     x86_cpu_compat_set_features("Haswell", FEAT_1_ECX, 0, CPUID_EXT_F16C);
 336     x86_cpu_compat_set_features("Haswell", FEAT_1_ECX, 0, CPUID_EXT_RDRAND);
 337     x86_cpu_compat_set_features("Broadwell", FEAT_1_ECX, 0, CPUID_EXT_F16C);
 338     x86_cpu_compat_set_features("Broadwell", FEAT_1_ECX, 0, CPUID_EXT_RDRAND);
 339     machine->suppress_vmdesc = true;
 340 }
 341
 342 static void pc_compat_2_1(MachineState *machine)
 343 {
 344     PCMachineState *pcms = PC_MACHINE(machine);
 345
 346     pc_compat_2_2(machine);
 347     smbios_uuid_encoded = false;
 348     x86_cpu_compat_set_features("coreduo", FEAT_1_ECX, CPUID_EXT_VMX, 0);
 349     x86_cpu_compat_set_features("core2duo", FEAT_1_ECX, CPUID_EXT_VMX, 0);
 350     x86_cpu_compat_kvm_no_autodisable(FEAT_8000_0001_ECX, CPUID_EXT3_SVM);
 351     pcms->enforce_aligned_dimm = false;
 352 }
 353
 354 static void pc_compat_2_0(MachineState *machine)
 355 {
 356     pc_compat_2_1(machine);
 357     /* This value depends on the actual DSDT and SSDT compiled into
 358      * the source QEMU; unfortunately it depends on the binary and
 359      * not on the machine type, so we cannot make pc-i440fx-1.7 work on
 360      * both QEMU 1.7 and QEMU 2.0.
 361      *
 362      * Large variations cause migration to fail for more than one
 363      * consecutive value of the "-smp" maxcpus option.
 364      *
 365      * For small variations of the kind caused by different iasl versions,
 366      * the 4k rounding usually leaves slack.  However, there could be still
 367      * one or two values that break.  For QEMU 1.7 and QEMU 2.0 the
 368      * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
 369      *
 370      * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
 371      * QEMU 1.7 it is 6414.  For RHEL/CentOS 7.0 it is 6418.
 372      */
 373     legacy_acpi_table_size = 6652;
 374     smbios_legacy_mode = true;
 375     has_reserved_memory = false;
 376     pc_set_legacy_acpi_data_size();
 377 }
 378
 379 static void pc_compat_1_7(MachineState *machine)
 380 {
 381     pc_compat_2_0(machine);
 382     smbios_defaults = false;
 383     gigabyte_align = false;
 384     option_rom_has_mr = true;
 385     legacy_acpi_table_size = 6414;
 386     x86_cpu_compat_kvm_no_autoenable(FEAT_1_ECX, CPUID_EXT_X2APIC);
 387 }
 388
 389 static void pc_compat_1_6(MachineState *machine)
 390 {
 391     pc_compat_1_7(machine);
 392     rom_file_has_mr = false;
 393     has_acpi_build = false;
 394 }
 395
 396 static void pc_compat_1_5(MachineState *machine)
 397 {
 398     pc_compat_1_6(machine);
 399 }
 400
 401 static void pc_compat_1_4(MachineState *machine)
 402 {
 403     pc_compat_1_5(machine);
 404     x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE);
 405     x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ);
 406 }
 407
 408 static void pc_compat_1_3(MachineState *machine)
 409 {
 410     pc_compat_1_4(machine);
 411     enable_compat_apic_id_mode();
 412 }
 413
 414 /* PC compat function for pc-0.14 to pc-1.2 */
 415 static void pc_compat_1_2(MachineState *machine)
 416 {
 417     pc_compat_1_3(machine);
 418     x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, 1 << KVM_FEATURE_PV_EOI);
 419 }
 420
 421 static void pc_init_pci_2_3(MachineState *machine)
 422 {
 423     pc_compat_2_3(machine);
 424     pc_init_pci(machine);
 425 }
 426
 427 static void pc_init_pci_2_2(MachineState *machine)
 428 {
 429     pc_compat_2_2(machine);
 430     pc_init_pci(machine);
 431 }
 432
 433 static void pc_init_pci_2_1(MachineState *machine)
 434 {
 435     pc_compat_2_1(machine);
 436     pc_init_pci(machine);
 437 }
 438
 439 static void pc_init_pci_2_0(MachineState *machine)
 440 {
 441     pc_compat_2_0(machine);
 442     pc_init_pci(machine);
 443 }
 444
 445 static void pc_init_pci_1_7(MachineState *machine)
 446 {
 447     pc_compat_1_7(machine);
 448     pc_init_pci(machine);
 449 }
 450
 451 static void pc_init_pci_1_6(MachineState *machine)
 452 {
 453     pc_compat_1_6(machine);
 454     pc_init_pci(machine);
 455 }
 456
 457 static void pc_init_pci_1_5(MachineState *machine)
 458 {
 459     pc_compat_1_5(machine);
 460     pc_init_pci(machine);
 461 }
 462
 463 static void pc_init_pci_1_4(MachineState *machine)
 464 {
 465     pc_compat_1_4(machine);
 466     pc_init_pci(machine);
 467 }
 468
 469 static void pc_init_pci_1_3(MachineState *machine)
 470 {
 471     pc_compat_1_3(machine);
 472     pc_init_pci(machine);
 473 }
 474
 475 /* PC machine init function for pc-0.14 to pc-1.2 */
 476 static void pc_init_pci_1_2(MachineState *machine)
 477 {
 478     pc_compat_1_2(machine);
 479     pc_init_pci(machine);
 480 }
 481
 482 /* PC init function for pc-0.10 to pc-0.13 */
 483 static void pc_init_pci_no_kvmclock(MachineState *machine)
 484 {
 485     pc_compat_1_2(machine);
 486     pc_init1(machine, 1, 0);
 487 }
 488
 489 static void pc_init_isa(MachineState *machine)
 490 {
 491     has_acpi_build = false;
 492     smbios_defaults = false;
 493     gigabyte_align = false;
 494     smbios_legacy_mode = true;
 495     has_reserved_memory = false;
 496     option_rom_has_mr = true;
 497     rom_file_has_mr = false;
 498     if (!machine->cpu_model) {
 499         machine->cpu_model = "486";
 500     }
 501     x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, 1 << KVM_FEATURE_PV_EOI);
 502     enable_compat_apic_id_mode();
 503     pc_init1(machine, 0, 1);
 504 }
 505
 506 #ifdef CONFIG_XEN
 507 static void pc_xen_hvm_init(MachineState *machine)
 508 {
 509     PCIBus *bus;
 510
 511     pc_init_pci(machine);
 512
 513     bus = pci_find_primary_bus();
 514     if (bus != NULL) {
 515         pci_create_simple(bus, -1, "xen-platform");
 516     }
 517 }
 518 #endif
 519
 520 #define PC_I440FX_MACHINE_OPTIONS \
 521     PC_DEFAULT_MACHINE_OPTIONS, \
 522     .family = "pc_piix", \
 523     .desc = "Standard PC (i440FX + PIIX, 1996)", \
 524     .hot_add_cpu = pc_hot_add_cpu
 525
 526 #define PC_I440FX_2_4_MACHINE_OPTIONS                           \
 527     PC_I440FX_MACHINE_OPTIONS,                                  \
 528     .default_machine_opts = "firmware=bios-256k.bin",           \
 529     .default_display = "std"
 530
 531
 532 static QEMUMachine pc_i440fx_machine_v2_4 = {
 533     PC_I440FX_2_4_MACHINE_OPTIONS,
 534     .name = "pc-i440fx-2.4",
 535     .alias = "pc",
 536     .init = pc_init_pci,
 537     .is_default = 1,
 538 };
 539
 540 #define PC_I440FX_2_3_MACHINE_OPTIONS PC_I440FX_2_4_MACHINE_OPTIONS
 541
 542 static QEMUMachine pc_i440fx_machine_v2_3 = {
 543     PC_I440FX_2_3_MACHINE_OPTIONS,
 544     .name = "pc-i440fx-2.3",
 545     .init = pc_init_pci_2_3,
 546     .compat_props = (GlobalProperty[]) {
 547         PC_COMPAT_2_3
 548         { /* end of list */ }
 549     },
 550 };
 551
 552 #define PC_I440FX_2_2_MACHINE_OPTIONS PC_I440FX_2_3_MACHINE_OPTIONS
 553
 554 static QEMUMachine pc_i440fx_machine_v2_2 = {
 555     PC_I440FX_2_2_MACHINE_OPTIONS,
 556     .name = "pc-i440fx-2.2",
 557     .init = pc_init_pci_2_2,
 558     .compat_props = (GlobalProperty[]) {
 559         PC_COMPAT_2_2
 560         { /* end of list */ }
 561     },
 562 };
 563
 564 #define PC_I440FX_2_1_MACHINE_OPTIONS                           \
 565     PC_I440FX_MACHINE_OPTIONS,                                  \
 566     .default_machine_opts = "firmware=bios-256k.bin"
 567
 568 static QEMUMachine pc_i440fx_machine_v2_1 = {
 569     PC_I440FX_2_1_MACHINE_OPTIONS,
 570     .name = "pc-i440fx-2.1",
 571     .init = pc_init_pci_2_1,
 572     .compat_props = (GlobalProperty[]) {
 573         PC_COMPAT_2_1
 574         { /* end of list */ }
 575     },
 576 };
 577
 578 #define PC_I440FX_2_0_MACHINE_OPTIONS PC_I440FX_2_1_MACHINE_OPTIONS
 579
 580 static QEMUMachine pc_i440fx_machine_v2_0 = {
 581     PC_I440FX_2_0_MACHINE_OPTIONS,
 582     .name = "pc-i440fx-2.0",
 583     .init = pc_init_pci_2_0,
 584     .compat_props = (GlobalProperty[]) {
 585         PC_COMPAT_2_0
 586         { /* end of list */ }
 587     },
 588 };
 589
 590 #define PC_I440FX_1_7_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS
 591
 592 static QEMUMachine pc_i440fx_machine_v1_7 = {
 593     PC_I440FX_1_7_MACHINE_OPTIONS,
 594     .name = "pc-i440fx-1.7",
 595     .init = pc_init_pci_1_7,
 596     .compat_props = (GlobalProperty[]) {
 597         PC_COMPAT_1_7
 598         { /* end of list */ }
 599     },
 600 };
 601
 602 #define PC_I440FX_1_6_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS
 603
 604 static QEMUMachine pc_i440fx_machine_v1_6 = {
 605     PC_I440FX_1_6_MACHINE_OPTIONS,
 606     .name = "pc-i440fx-1.6",
 607     .init = pc_init_pci_1_6,
 608     .compat_props = (GlobalProperty[]) {
 609         PC_COMPAT_1_6
 610         { /* end of list */ }
 611     },
 612 };
 613
 614 static QEMUMachine pc_i440fx_machine_v1_5 = {
 615     PC_I440FX_1_6_MACHINE_OPTIONS,
 616     .name = "pc-i440fx-1.5",
 617     .init = pc_init_pci_1_5,
 618     .compat_props = (GlobalProperty[]) {
 619         PC_COMPAT_1_5
 620         { /* end of list */ }
 621     },
 622 };
 623
 624 #define PC_I440FX_1_4_MACHINE_OPTIONS \
 625     PC_I440FX_1_6_MACHINE_OPTIONS, \
 626     .hot_add_cpu = NULL
 627
 628 static QEMUMachine pc_i440fx_machine_v1_4 = {
 629     PC_I440FX_1_4_MACHINE_OPTIONS,
 630     .name = "pc-i440fx-1.4",
 631     .init = pc_init_pci_1_4,
 632     .compat_props = (GlobalProperty[]) {
 633         PC_COMPAT_1_4
 634         { /* end of list */ }
 635     },
 636 };
 637
 638 #define PC_COMPAT_1_3 \
 639         PC_COMPAT_1_4 \
 640         {\
 641             .driver   = "usb-tablet",\
 642             .property = "usb_version",\
 643             .value    = stringify(1),\
 644         },{\
 645             .driver   = "virtio-net-pci",\
 646             .property = "ctrl_mac_addr",\
 647             .value    = "off",      \
 648         },{ \
 649             .driver   = "virtio-net-pci", \
 650             .property = "mq", \
 651             .value    = "off", \
 652         }, {\
 653             .driver   = "e1000",\
 654             .property = "autonegotiation",\
 655             .value    = "off",\
 656         },
 657
 658 static QEMUMachine pc_machine_v1_3 = {
 659     PC_I440FX_1_4_MACHINE_OPTIONS,
 660     .name = "pc-1.3",
 661     .init = pc_init_pci_1_3,
 662     .compat_props = (GlobalProperty[]) {
 663         PC_COMPAT_1_3
 664         { /* end of list */ }
 665     },
 666 };
 667
 668 #define PC_COMPAT_1_2 \
 669         PC_COMPAT_1_3 \
 670         {\
 671             .driver   = "nec-usb-xhci",\
 672             .property = "msi",\
 673             .value    = "off",\
 674         },{\
 675             .driver   = "nec-usb-xhci",\
 676             .property = "msix",\
 677             .value    = "off",\
 678         },{\
 679             .driver   = "ivshmem",\
 680             .property = "use64",\
 681             .value    = "0",\
 682         },{\
 683             .driver   = "qxl",\
 684             .property = "revision",\
 685             .value    = stringify(3),\
 686         },{\
 687             .driver   = "qxl-vga",\
 688             .property = "revision",\
 689             .value    = stringify(3),\
 690         },{\
 691             .driver   = "VGA",\
 692             .property = "mmio",\
 693             .value    = "off",\
 694         },
 695
 696 #define PC_I440FX_1_2_MACHINE_OPTIONS \
 697     PC_I440FX_1_4_MACHINE_OPTIONS, \
 698     .init = pc_init_pci_1_2
 699
 700 static QEMUMachine pc_machine_v1_2 = {
 701     PC_I440FX_1_2_MACHINE_OPTIONS,
 702     .name = "pc-1.2",
 703     .compat_props = (GlobalProperty[]) {
 704         PC_COMPAT_1_2
 705         { /* end of list */ }
 706     },
 707 };
 708
 709 #define PC_COMPAT_1_1 \
 710         PC_COMPAT_1_2 \
 711         {\
 712             .driver   = "virtio-scsi-pci",\
 713             .property = "hotplug",\
 714             .value    = "off",\
 715         },{\
 716             .driver   = "virtio-scsi-pci",\
 717             .property = "param_change",\
 718             .value    = "off",\
 719         },{\
 720             .driver   = "VGA",\
 721             .property = "vgamem_mb",\
 722             .value    = stringify(8),\
 723         },{\
 724             .driver   = "vmware-svga",\
 725             .property = "vgamem_mb",\
 726             .value    = stringify(8),\
 727         },{\
 728             .driver   = "qxl-vga",\
 729             .property = "vgamem_mb",\
 730             .value    = stringify(8),\
 731         },{\
 732             .driver   = "qxl",\
 733             .property = "vgamem_mb",\
 734             .value    = stringify(8),\
 735         },{\
 736             .driver   = "virtio-blk-pci",\
 737             .property = "config-wce",\
 738             .value    = "off",\
 739         },
 740
 741 static QEMUMachine pc_machine_v1_1 = {
 742     PC_I440FX_1_2_MACHINE_OPTIONS,
 743     .name = "pc-1.1",
 744     .compat_props = (GlobalProperty[]) {
 745         PC_COMPAT_1_1
 746         { /* end of list */ }
 747     },
 748 };
 749
 750 #define PC_COMPAT_1_0 \
 751         PC_COMPAT_1_1 \
 752         {\
 753             .driver   = TYPE_ISA_FDC,\
 754             .property = "check_media_rate",\
 755             .value    = "off",\
 756         }, {\
 757             .driver   = "virtio-balloon-pci",\
 758             .property = "class",\
 759             .value    = stringify(PCI_CLASS_MEMORY_RAM),\
 760         },{\
 761             .driver   = "apic-common",\
 762             .property = "vapic",\
 763             .value    = "off",\
 764         },{\
 765             .driver   = TYPE_USB_DEVICE,\
 766             .property = "full-path",\
 767             .value    = "no",\
 768         },
 769
 770 static QEMUMachine pc_machine_v1_0 = {
 771     PC_I440FX_1_2_MACHINE_OPTIONS,
 772     .name = "pc-1.0",
 773     .compat_props = (GlobalProperty[]) {
 774         PC_COMPAT_1_0
 775         { /* end of list */ }
 776     },
 777     .hw_version = "1.0",
 778 };
 779
 780 #define PC_COMPAT_0_15 \
 781         PC_COMPAT_1_0
 782
 783 static QEMUMachine pc_machine_v0_15 = {
 784     PC_I440FX_1_2_MACHINE_OPTIONS,
 785     .name = "pc-0.15",
 786     .compat_props = (GlobalProperty[]) {
 787         PC_COMPAT_0_15
 788         { /* end of list */ }
 789     },
 790     .hw_version = "0.15",
 791 };
 792
 793 #define PC_COMPAT_0_14 \
 794         PC_COMPAT_0_15 \
 795         {\
 796             .driver   = "virtio-blk-pci",\
 797             .property = "event_idx",\
 798             .value    = "off",\
 799         },{\
 800             .driver   = "virtio-serial-pci",\
 801             .property = "event_idx",\
 802             .value    = "off",\
 803         },{\
 804             .driver   = "virtio-net-pci",\
 805             .property = "event_idx",\
 806             .value    = "off",\
 807         },{\
 808             .driver   = "virtio-balloon-pci",\
 809             .property = "event_idx",\
 810             .value    = "off",\
 811         },{\
 812             .driver   = "qxl",\
 813             .property = "revision",\
 814             .value    = stringify(2),\
 815         },{\
 816             .driver   = "qxl-vga",\
 817             .property = "revision",\
 818             .value    = stringify(2),\
 819         },
 820
 821 static QEMUMachine pc_machine_v0_14 = {
 822     PC_I440FX_1_2_MACHINE_OPTIONS,
 823     .name = "pc-0.14",
 824     .compat_props = (GlobalProperty[]) {
 825         PC_COMPAT_0_14
 826         { /* end of list */ }
 827     },
 828     .hw_version = "0.14",
 829 };
 830
 831 #define PC_COMPAT_0_13 \
 832         PC_COMPAT_0_14 \
 833         {\
 834             .driver   = TYPE_PCI_DEVICE,\
 835             .property = "command_serr_enable",\
 836             .value    = "off",\
 837         },{\
 838             .driver   = "AC97",\
 839             .property = "use_broken_id",\
 840             .value    = stringify(1),\
 841         },{\
 842             .driver   = "virtio-9p-pci",\
 843             .property = "vectors",\
 844             .value    = stringify(0),\
 845         },{\
 846             .driver   = "VGA",\
 847             .property = "rombar",\
 848             .value    = stringify(0),\
 849         },{\
 850             .driver   = "vmware-svga",\
 851             .property = "rombar",\
 852             .value    = stringify(0),\
 853         },
 854
 855 #define PC_I440FX_0_13_MACHINE_OPTIONS \
 856     PC_I440FX_1_2_MACHINE_OPTIONS, \
 857     .init = pc_init_pci_no_kvmclock
 858
 859 static QEMUMachine pc_machine_v0_13 = {
 860     PC_I440FX_0_13_MACHINE_OPTIONS,
 861     .name = "pc-0.13",
 862     .compat_props = (GlobalProperty[]) {
 863         PC_COMPAT_0_13
 864         { /* end of list */ }
 865     },
 866     .hw_version = "0.13",
 867 };
 868
 869 #define PC_COMPAT_0_12 \
 870         PC_COMPAT_0_13 \
 871         {\
 872             .driver   = "virtio-serial-pci",\
 873             .property = "max_ports",\
 874             .value    = stringify(1),\
 875         },{\
 876             .driver   = "virtio-serial-pci",\
 877             .property = "vectors",\
 878             .value    = stringify(0),\
 879         },{\
 880             .driver   = "usb-mouse",\
 881             .property = "serial",\
 882             .value    = "1",\
 883         },{\
 884             .driver   = "usb-tablet",\
 885             .property = "serial",\
 886             .value    = "1",\
 887         },{\
 888             .driver   = "usb-kbd",\
 889             .property = "serial",\
 890             .value    = "1",\
 891         },
 892
 893 static QEMUMachine pc_machine_v0_12 = {
 894     PC_I440FX_0_13_MACHINE_OPTIONS,
 895     .name = "pc-0.12",
 896     .compat_props = (GlobalProperty[]) {
 897         PC_COMPAT_0_12
 898         { /* end of list */ }
 899     },
 900     .hw_version = "0.12",
 901 };
 902
 903 #define PC_COMPAT_0_11 \
 904         PC_COMPAT_0_12 \
 905         {\
 906             .driver   = "virtio-blk-pci",\
 907             .property = "vectors",\
 908             .value    = stringify(0),\
 909         },{\
 910             .driver   = TYPE_PCI_DEVICE,\
 911             .property = "rombar",\
 912             .value    = stringify(0),\
 913         },{\
 914             .driver   = "ide-drive",\
 915             .property = "ver",\
 916             .value    = "0.11",\
 917         },{\
 918             .driver   = "scsi-disk",\
 919             .property = "ver",\
 920             .value    = "0.11",\
 921         },
 922
 923 static QEMUMachine pc_machine_v0_11 = {
 924     PC_I440FX_0_13_MACHINE_OPTIONS,
 925     .name = "pc-0.11",
 926     .compat_props = (GlobalProperty[]) {
 927         PC_COMPAT_0_11
 928         { /* end of list */ }
 929     },
 930     .hw_version = "0.11",
 931 };
 932
 933 static QEMUMachine pc_machine_v0_10 = {
 934     PC_I440FX_0_13_MACHINE_OPTIONS,
 935     .name = "pc-0.10",
 936     .compat_props = (GlobalProperty[]) {
 937         PC_COMPAT_0_11
 938         {
 939             .driver   = "virtio-blk-pci",
 940             .property = "class",
 941             .value    = stringify(PCI_CLASS_STORAGE_OTHER),
 942         },{
 943             .driver   = "virtio-serial-pci",
 944             .property = "class",
 945             .value    = stringify(PCI_CLASS_DISPLAY_OTHER),
 946         },{
 947             .driver   = "virtio-net-pci",
 948             .property = "vectors",
 949             .value    = stringify(0),
 950         },{
 951             .driver   = "ide-drive",
 952             .property = "ver",
 953             .value    = "0.10",
 954         },{
 955             .driver   = "scsi-disk",
 956             .property = "ver",
 957             .value    = "0.10",
 958         },
 959         { /* end of list */ }
 960     },
 961     .hw_version = "0.10",
 962 };
 963
 964 static QEMUMachine isapc_machine = {
 965     PC_COMMON_MACHINE_OPTIONS,
 966     .name = "isapc",
 967     .desc = "ISA-only PC",
 968     .init = pc_init_isa,
 969     .max_cpus = 1,
 970     .compat_props = (GlobalProperty[]) {
 971         { /* end of list */ }
 972     },
 973 };
 974
 975 #ifdef CONFIG_XEN
 976 static QEMUMachine xenfv_machine = {
 977     PC_COMMON_MACHINE_OPTIONS,
 978     .name = "xenfv",
 979     .desc = "Xen Fully-virtualized PC",
 980     .init = pc_xen_hvm_init,
 981     .max_cpus = HVM_MAX_VCPUS,
 982     .default_machine_opts = "accel=xen",
 983     .hot_add_cpu = pc_hot_add_cpu,
 984 };
 985 #endif
 986
 987 static void pc_machine_init(void)
 988 {
 989     qemu_register_pc_machine(&pc_i440fx_machine_v2_4);
 990     qemu_register_pc_machine(&pc_i440fx_machine_v2_3);
 991     qemu_register_pc_machine(&pc_i440fx_machine_v2_2);
 992     qemu_register_pc_machine(&pc_i440fx_machine_v2_1);
 993     qemu_register_pc_machine(&pc_i440fx_machine_v2_0);
 994     qemu_register_pc_machine(&pc_i440fx_machine_v1_7);
 995     qemu_register_pc_machine(&pc_i440fx_machine_v1_6);
 996     qemu_register_pc_machine(&pc_i440fx_machine_v1_5);
 997     qemu_register_pc_machine(&pc_i440fx_machine_v1_4);
 998     qemu_register_pc_machine(&pc_machine_v1_3);
 999     qemu_register_pc_machine(&pc_machine_v1_2);
1000     qemu_register_pc_machine(&pc_machine_v1_1);
1001     qemu_register_pc_machine(&pc_machine_v1_0);
1002     qemu_register_pc_machine(&pc_machine_v0_15);
1003     qemu_register_pc_machine(&pc_machine_v0_14);
1004     qemu_register_pc_machine(&pc_machine_v0_13);
1005     qemu_register_pc_machine(&pc_machine_v0_12);
1006     qemu_register_pc_machine(&pc_machine_v0_11);
1007     qemu_register_pc_machine(&pc_machine_v0_10);
1008     qemu_register_pc_machine(&isapc_machine);
1009 #ifdef CONFIG_XEN
1010     qemu_register_pc_machine(&xenfv_machine);
1011 #endif
1012 }
1013
1014 machine_init(pc_machine_init);