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 int legacy_acpi_table_size;
  64 static bool smbios_defaults = true;
  65 static bool smbios_legacy_mode;
  66 static bool smbios_uuid_encoded = true;
  67 /* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to
  68  * host addresses aligned at 1Gbyte boundaries.  This way we can use 1GByte
  69  * pages in the host.
  70  */
  71 static bool gigabyte_align = true;
  72 static bool has_reserved_memory = true;
  73
  74 /* PC hardware initialisation */
  75 static void pc_init1(MachineState *machine,
  76                      int pci_enabled,
  77                      int kvmclock_enabled)
  78 {
  79     PCMachineState *pc_machine = PC_MACHINE(machine);
  80     MemoryRegion *system_memory = get_system_memory();
  81     MemoryRegion *system_io = get_system_io();
  82     int i;
  83     ram_addr_t below_4g_mem_size, above_4g_mem_size;
  84     PCIBus *pci_bus;
  85     ISABus *isa_bus;
  86     PCII440FXState *i440fx_state;
  87     int piix3_devfn = -1;
  88     qemu_irq *cpu_irq;
  89     qemu_irq *gsi;
  90     qemu_irq *i8259;
  91     qemu_irq *smi_irq;
  92     GSIState *gsi_state;
  93     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
  94     BusState *idebus[MAX_IDE_BUS];
  95     ISADevice *rtc_state;
  96     ISADevice *floppy;
  97     MemoryRegion *ram_memory;
  98     MemoryRegion *pci_memory;
  99     MemoryRegion *rom_memory;
 100     DeviceState *icc_bridge;
 101     FWCfgState *fw_cfg = NULL;
 102     PcGuestInfo *guest_info;
 103     ram_addr_t lowmem;
 104
 105     /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
 106      * If it doesn't, we need to split it in chunks below and above 4G.
 107      * In any case, try to make sure that guest addresses aligned at
 108      * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
 109      * For old machine types, use whatever split we used historically to avoid
 110      * breaking migration.
 111      */
 112     if (machine->ram_size >= 0xe0000000) {
 113         lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
 114     } else {
 115         lowmem = 0xe0000000;
 116     }
 117
 118     /* Handle the machine opt max-ram-below-4g.  It is basically doing
 119      * min(qemu limit, user limit).
 120      */
 121     if (lowmem > pc_machine->max_ram_below_4g) {
 122         lowmem = pc_machine->max_ram_below_4g;
 123         if (machine->ram_size - lowmem > lowmem &&
 124             lowmem & ((1ULL << 30) - 1)) {
 125             error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
 126                          ") not a multiple of 1G; possible bad performance.",
 127                          pc_machine->max_ram_below_4g);
 128         }
 129     }
 130
 131     if (machine->ram_size >= lowmem) {
 132         above_4g_mem_size = machine->ram_size - lowmem;
 133         below_4g_mem_size = lowmem;
 134     } else {
 135         above_4g_mem_size = 0;
 136         below_4g_mem_size = machine->ram_size;
 137     }
 138
 139     if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size,
 140                                       &ram_memory) != 0) {
 141         fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
 142         exit(1);
 143     }
 144
 145     icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
 146     object_property_add_child(qdev_get_machine(), "icc-bridge",
 147                               OBJECT(icc_bridge), NULL);
 148
 149     pc_cpus_init(machine->cpu_model, icc_bridge);
 150
 151     if (kvm_enabled() && kvmclock_enabled) {
 152         kvmclock_create();
 153     }
 154
 155     if (pci_enabled) {
 156         pci_memory = g_new(MemoryRegion, 1);
 157         memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
 158         rom_memory = pci_memory;
 159     } else {
 160         pci_memory = NULL;
 161         rom_memory = system_memory;
 162     }
 163
 164     guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
 165
 166     guest_info->has_acpi_build = has_acpi_build;
 167     guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
 168
 169     guest_info->isapc_ram_fw = !pci_enabled;
 170     guest_info->has_reserved_memory = has_reserved_memory;
 171
 172     if (smbios_defaults) {
 173         MachineClass *mc = MACHINE_GET_CLASS(machine);
 174         /* These values are guest ABI, do not change */
 175         smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
 176                             mc->name, smbios_legacy_mode, smbios_uuid_encoded);
 177     }
 178
 179     /* allocate ram and load rom/bios */
 180     if (!xen_enabled()) {
 181         fw_cfg = pc_memory_init(machine, system_memory,
 182                                 below_4g_mem_size, above_4g_mem_size,
 183                                 rom_memory, &ram_memory, guest_info);
 184     } else if (machine->kernel_filename != NULL) {
 185         /* For xen HVM direct kernel boot, load linux here */
 186         fw_cfg = xen_load_linux(machine->kernel_filename,
 187                                 machine->kernel_cmdline,
 188                                 machine->initrd_filename,
 189                                 below_4g_mem_size,
 190                                 guest_info);
 191     }
 192
 193     gsi_state = g_malloc0(sizeof(*gsi_state));
 194     if (kvm_irqchip_in_kernel()) {
 195         kvm_pc_setup_irq_routing(pci_enabled);
 196         gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
 197                                  GSI_NUM_PINS);
 198     } else {
 199         gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
 200     }
 201
 202     if (pci_enabled) {
 203         pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
 204                               system_memory, system_io, machine->ram_size,
 205                               below_4g_mem_size,
 206                               above_4g_mem_size,
 207                               pci_memory, ram_memory);
 208     } else {
 209         pci_bus = NULL;
 210         i440fx_state = NULL;
 211         isa_bus = isa_bus_new(NULL, system_io);
 212         no_hpet = 1;
 213     }
 214     isa_bus_irqs(isa_bus, gsi);
 215
 216     if (kvm_irqchip_in_kernel()) {
 217         i8259 = kvm_i8259_init(isa_bus);
 218     } else if (xen_enabled()) {
 219         i8259 = xen_interrupt_controller_init();
 220     } else {
 221         cpu_irq = pc_allocate_cpu_irq();
 222         i8259 = i8259_init(isa_bus, cpu_irq[0]);
 223     }
 224
 225     for (i = 0; i < ISA_NUM_IRQS; i++) {
 226         gsi_state->i8259_irq[i] = i8259[i];
 227     }
 228     if (pci_enabled) {
 229         ioapic_init_gsi(gsi_state, "i440fx");
 230     }
 231     qdev_init_nofail(icc_bridge);
 232
 233     pc_register_ferr_irq(gsi[13]);
 234
 235     pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
 236
 237     /* init basic PC hardware */
 238     pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy,
 239                          !pc_machine->vmport, 0x4);
 240
 241     pc_nic_init(isa_bus, pci_bus);
 242
 243     ide_drive_get(hd, ARRAY_SIZE(hd));
 244     if (pci_enabled) {
 245         PCIDevice *dev;
 246         if (xen_enabled()) {
 247             dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
 248         } else {
 249             dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
 250         }
 251         idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
 252         idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
 253     } else {
 254         for(i = 0; i < MAX_IDE_BUS; i++) {
 255             ISADevice *dev;
 256             char busname[] = "ide.0";
 257             dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
 258                                ide_irq[i],
 259                                hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
 260             /*
 261              * The ide bus name is ide.0 for the first bus and ide.1 for the
 262              * second one.
 263              */
 264             busname[4] = '0' + i;
 265             idebus[i] = qdev_get_child_bus(DEVICE(dev), busname);
 266         }
 267     }
 268
 269     pc_cmos_init(below_4g_mem_size, above_4g_mem_size, machine->boot_order,
 270                  machine, floppy, idebus[0], idebus[1], rtc_state);
 271
 272     if (pci_enabled && usb_enabled(false)) {
 273         pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
 274     }
 275
 276     if (pci_enabled && acpi_enabled) {
 277         DeviceState *piix4_pm;
 278         I2CBus *smbus;
 279
 280         smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
 281         /* TODO: Populate SPD eeprom data.  */
 282         smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
 283                               gsi[9], *smi_irq,
 284                               kvm_enabled(), fw_cfg, &piix4_pm);
 285         smbus_eeprom_init(smbus, 8, NULL, 0);
 286
 287         object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
 288                                  TYPE_HOTPLUG_HANDLER,
 289                                  (Object **)&pc_machine->acpi_dev,
 290                                  object_property_allow_set_link,
 291                                  OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort);
 292         object_property_set_link(OBJECT(machine), OBJECT(piix4_pm),
 293                                  PC_MACHINE_ACPI_DEVICE_PROP, &error_abort);
 294     }
 295
 296     if (pci_enabled) {
 297         pc_pci_device_init(pci_bus);
 298     }
 299 }
 300
 301 static void pc_init_pci(MachineState *machine)
 302 {
 303     pc_init1(machine, 1, 1);
 304 }
 305
 306 static void pc_compat_2_2(MachineState *machine)
 307 {
 308     x86_cpu_compat_set_features("kvm64", FEAT_1_EDX, 0, CPUID_VME);
 309     x86_cpu_compat_set_features("kvm32", FEAT_1_EDX, 0, CPUID_VME);
 310     x86_cpu_compat_set_features("Conroe", FEAT_1_EDX, 0, CPUID_VME);
 311     x86_cpu_compat_set_features("Penryn", FEAT_1_EDX, 0, CPUID_VME);
 312     x86_cpu_compat_set_features("Nehalem", FEAT_1_EDX, 0, CPUID_VME);
 313     x86_cpu_compat_set_features("Westmere", FEAT_1_EDX, 0, CPUID_VME);
 314     x86_cpu_compat_set_features("SandyBridge", FEAT_1_EDX, 0, CPUID_VME);
 315     x86_cpu_compat_set_features("Haswell", FEAT_1_EDX, 0, CPUID_VME);
 316     x86_cpu_compat_set_features("Broadwell", FEAT_1_EDX, 0, CPUID_VME);
 317     x86_cpu_compat_set_features("Opteron_G1", FEAT_1_EDX, 0, CPUID_VME);
 318     x86_cpu_compat_set_features("Opteron_G2", FEAT_1_EDX, 0, CPUID_VME);
 319     x86_cpu_compat_set_features("Opteron_G3", FEAT_1_EDX, 0, CPUID_VME);
 320     x86_cpu_compat_set_features("Opteron_G4", FEAT_1_EDX, 0, CPUID_VME);
 321     x86_cpu_compat_set_features("Opteron_G5", FEAT_1_EDX, 0, CPUID_VME);
 322     x86_cpu_compat_set_features("Haswell", FEAT_1_ECX, 0, CPUID_EXT_F16C);
 323     x86_cpu_compat_set_features("Haswell", FEAT_1_ECX, 0, CPUID_EXT_RDRAND);
 324     x86_cpu_compat_set_features("Broadwell", FEAT_1_ECX, 0, CPUID_EXT_F16C);
 325     x86_cpu_compat_set_features("Broadwell", FEAT_1_ECX, 0, CPUID_EXT_RDRAND);
 326 }
 327
 328 static void pc_compat_2_1(MachineState *machine)
 329 {
 330     PCMachineState *pcms = PC_MACHINE(machine);
 331
 332     pc_compat_2_2(machine);
 333     smbios_uuid_encoded = false;
 334     x86_cpu_compat_set_features("coreduo", FEAT_1_ECX, CPUID_EXT_VMX, 0);
 335     x86_cpu_compat_set_features("core2duo", FEAT_1_ECX, CPUID_EXT_VMX, 0);
 336     x86_cpu_compat_kvm_no_autodisable(FEAT_8000_0001_ECX, CPUID_EXT3_SVM);
 337     pcms->enforce_aligned_dimm = false;
 338 }
 339
 340 static void pc_compat_2_0(MachineState *machine)
 341 {
 342     pc_compat_2_1(machine);
 343     /* This value depends on the actual DSDT and SSDT compiled into
 344      * the source QEMU; unfortunately it depends on the binary and
 345      * not on the machine type, so we cannot make pc-i440fx-1.7 work on
 346      * both QEMU 1.7 and QEMU 2.0.
 347      *
 348      * Large variations cause migration to fail for more than one
 349      * consecutive value of the "-smp" maxcpus option.
 350      *
 351      * For small variations of the kind caused by different iasl versions,
 352      * the 4k rounding usually leaves slack.  However, there could be still
 353      * one or two values that break.  For QEMU 1.7 and QEMU 2.0 the
 354      * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
 355      *
 356      * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
 357      * QEMU 1.7 it is 6414.  For RHEL/CentOS 7.0 it is 6418.
 358      */
 359     legacy_acpi_table_size = 6652;
 360     smbios_legacy_mode = true;
 361     has_reserved_memory = false;
 362     pc_set_legacy_acpi_data_size();
 363 }
 364
 365 static void pc_compat_1_7(MachineState *machine)
 366 {
 367     pc_compat_2_0(machine);
 368     smbios_defaults = false;
 369     gigabyte_align = false;
 370     option_rom_has_mr = true;
 371     legacy_acpi_table_size = 6414;
 372     x86_cpu_compat_kvm_no_autoenable(FEAT_1_ECX, CPUID_EXT_X2APIC);
 373 }
 374
 375 static void pc_compat_1_6(MachineState *machine)
 376 {
 377     pc_compat_1_7(machine);
 378     rom_file_has_mr = false;
 379     has_acpi_build = false;
 380 }
 381
 382 static void pc_compat_1_5(MachineState *machine)
 383 {
 384     pc_compat_1_6(machine);
 385 }
 386
 387 static void pc_compat_1_4(MachineState *machine)
 388 {
 389     pc_compat_1_5(machine);
 390     x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE);
 391     x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ);
 392 }
 393
 394 static void pc_compat_1_3(MachineState *machine)
 395 {
 396     pc_compat_1_4(machine);
 397     enable_compat_apic_id_mode();
 398 }
 399
 400 /* PC compat function for pc-0.14 to pc-1.2 */
 401 static void pc_compat_1_2(MachineState *machine)
 402 {
 403     pc_compat_1_3(machine);
 404     x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, KVM_FEATURE_PV_EOI);
 405 }
 406
 407 static void pc_init_pci_2_2(MachineState *machine)
 408 {
 409     pc_compat_2_2(machine);
 410     pc_init_pci(machine);
 411 }
 412
 413 static void pc_init_pci_2_1(MachineState *machine)
 414 {
 415     pc_compat_2_1(machine);
 416     pc_init_pci(machine);
 417 }
 418
 419 static void pc_init_pci_2_0(MachineState *machine)
 420 {
 421     pc_compat_2_0(machine);
 422     pc_init_pci(machine);
 423 }
 424
 425 static void pc_init_pci_1_7(MachineState *machine)
 426 {
 427     pc_compat_1_7(machine);
 428     pc_init_pci(machine);
 429 }
 430
 431 static void pc_init_pci_1_6(MachineState *machine)
 432 {
 433     pc_compat_1_6(machine);
 434     pc_init_pci(machine);
 435 }
 436
 437 static void pc_init_pci_1_5(MachineState *machine)
 438 {
 439     pc_compat_1_5(machine);
 440     pc_init_pci(machine);
 441 }
 442
 443 static void pc_init_pci_1_4(MachineState *machine)
 444 {
 445     pc_compat_1_4(machine);
 446     pc_init_pci(machine);
 447 }
 448
 449 static void pc_init_pci_1_3(MachineState *machine)
 450 {
 451     pc_compat_1_3(machine);
 452     pc_init_pci(machine);
 453 }
 454
 455 /* PC machine init function for pc-0.14 to pc-1.2 */
 456 static void pc_init_pci_1_2(MachineState *machine)
 457 {
 458     pc_compat_1_2(machine);
 459     pc_init_pci(machine);
 460 }
 461
 462 /* PC init function for pc-0.10 to pc-0.13 */
 463 static void pc_init_pci_no_kvmclock(MachineState *machine)
 464 {
 465     pc_compat_1_2(machine);
 466     pc_init1(machine, 1, 0);
 467 }
 468
 469 static void pc_init_isa(MachineState *machine)
 470 {
 471     has_acpi_build = false;
 472     smbios_defaults = false;
 473     gigabyte_align = false;
 474     smbios_legacy_mode = true;
 475     has_reserved_memory = false;
 476     option_rom_has_mr = true;
 477     rom_file_has_mr = false;
 478     if (!machine->cpu_model) {
 479         machine->cpu_model = "486";
 480     }
 481     x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, KVM_FEATURE_PV_EOI);
 482     enable_compat_apic_id_mode();
 483     pc_init1(machine, 0, 1);
 484 }
 485
 486 #ifdef CONFIG_XEN
 487 static void pc_xen_hvm_init(MachineState *machine)
 488 {
 489     PCIBus *bus;
 490
 491     pc_init_pci(machine);
 492
 493     bus = pci_find_primary_bus();
 494     if (bus != NULL) {
 495         pci_create_simple(bus, -1, "xen-platform");
 496     }
 497 }
 498 #endif
 499
 500 #define PC_I440FX_MACHINE_OPTIONS \
 501     PC_DEFAULT_MACHINE_OPTIONS, \
 502     .family = "pc_piix", \
 503     .desc = "Standard PC (i440FX + PIIX, 1996)", \
 504     .hot_add_cpu = pc_hot_add_cpu
 505
 506 #define PC_I440FX_2_3_MACHINE_OPTIONS                           \
 507     PC_I440FX_MACHINE_OPTIONS,                                  \
 508     .default_machine_opts = "firmware=bios-256k.bin",           \
 509     .default_display = "std"
 510
 511 static QEMUMachine pc_i440fx_machine_v2_3 = {
 512     PC_I440FX_2_3_MACHINE_OPTIONS,
 513     .name = "pc-i440fx-2.3",
 514     .alias = "pc",
 515     .init = pc_init_pci,
 516     .is_default = 1,
 517 };
 518
 519 #define PC_I440FX_2_2_MACHINE_OPTIONS PC_I440FX_2_3_MACHINE_OPTIONS
 520
 521 static QEMUMachine pc_i440fx_machine_v2_2 = {
 522     PC_I440FX_2_2_MACHINE_OPTIONS,
 523     .name = "pc-i440fx-2.2",
 524     .init = pc_init_pci_2_2,
 525 };
 526
 527 #define PC_I440FX_2_1_MACHINE_OPTIONS                           \
 528     PC_I440FX_MACHINE_OPTIONS,                                  \
 529     .default_machine_opts = "firmware=bios-256k.bin"
 530
 531 static QEMUMachine pc_i440fx_machine_v2_1 = {
 532     PC_I440FX_2_1_MACHINE_OPTIONS,
 533     .name = "pc-i440fx-2.1",
 534     .init = pc_init_pci_2_1,
 535     .compat_props = (GlobalProperty[]) {
 536         HW_COMPAT_2_1,
 537         { /* end of list */ }
 538     },
 539 };
 540
 541 #define PC_I440FX_2_0_MACHINE_OPTIONS PC_I440FX_2_1_MACHINE_OPTIONS
 542
 543 static QEMUMachine pc_i440fx_machine_v2_0 = {
 544     PC_I440FX_2_0_MACHINE_OPTIONS,
 545     .name = "pc-i440fx-2.0",
 546     .init = pc_init_pci_2_0,
 547     .compat_props = (GlobalProperty[]) {
 548         PC_COMPAT_2_0,
 549         { /* end of list */ }
 550     },
 551 };
 552
 553 #define PC_I440FX_1_7_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS
 554
 555 static QEMUMachine pc_i440fx_machine_v1_7 = {
 556     PC_I440FX_1_7_MACHINE_OPTIONS,
 557     .name = "pc-i440fx-1.7",
 558     .init = pc_init_pci_1_7,
 559     .compat_props = (GlobalProperty[]) {
 560         PC_COMPAT_1_7,
 561         { /* end of list */ }
 562     },
 563 };
 564
 565 #define PC_I440FX_1_6_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS
 566
 567 static QEMUMachine pc_i440fx_machine_v1_6 = {
 568     PC_I440FX_1_6_MACHINE_OPTIONS,
 569     .name = "pc-i440fx-1.6",
 570     .init = pc_init_pci_1_6,
 571     .compat_props = (GlobalProperty[]) {
 572         PC_COMPAT_1_6,
 573         { /* end of list */ }
 574     },
 575 };
 576
 577 static QEMUMachine pc_i440fx_machine_v1_5 = {
 578     PC_I440FX_1_6_MACHINE_OPTIONS,
 579     .name = "pc-i440fx-1.5",
 580     .init = pc_init_pci_1_5,
 581     .compat_props = (GlobalProperty[]) {
 582         PC_COMPAT_1_5,
 583         { /* end of list */ }
 584     },
 585 };
 586
 587 #define PC_I440FX_1_4_MACHINE_OPTIONS \
 588     PC_I440FX_1_6_MACHINE_OPTIONS, \
 589     .hot_add_cpu = NULL
 590
 591 static QEMUMachine pc_i440fx_machine_v1_4 = {
 592     PC_I440FX_1_4_MACHINE_OPTIONS,
 593     .name = "pc-i440fx-1.4",
 594     .init = pc_init_pci_1_4,
 595     .compat_props = (GlobalProperty[]) {
 596         PC_COMPAT_1_4,
 597         { /* end of list */ }
 598     },
 599 };
 600
 601 #define PC_COMPAT_1_3 \
 602         PC_COMPAT_1_4, \
 603         {\
 604             .driver   = "usb-tablet",\
 605             .property = "usb_version",\
 606             .value    = stringify(1),\
 607         },{\
 608             .driver   = "virtio-net-pci",\
 609             .property = "ctrl_mac_addr",\
 610             .value    = "off",      \
 611         },{ \
 612             .driver   = "virtio-net-pci", \
 613             .property = "mq", \
 614             .value    = "off", \
 615         }, {\
 616             .driver   = "e1000",\
 617             .property = "autonegotiation",\
 618             .value    = "off",\
 619         }
 620
 621 static QEMUMachine pc_machine_v1_3 = {
 622     PC_I440FX_1_4_MACHINE_OPTIONS,
 623     .name = "pc-1.3",
 624     .init = pc_init_pci_1_3,
 625     .compat_props = (GlobalProperty[]) {
 626         PC_COMPAT_1_3,
 627         { /* end of list */ }
 628     },
 629 };
 630
 631 #define PC_COMPAT_1_2 \
 632         PC_COMPAT_1_3,\
 633         {\
 634             .driver   = "nec-usb-xhci",\
 635             .property = "msi",\
 636             .value    = "off",\
 637         },{\
 638             .driver   = "nec-usb-xhci",\
 639             .property = "msix",\
 640             .value    = "off",\
 641         },{\
 642             .driver   = "ivshmem",\
 643             .property = "use64",\
 644             .value    = "0",\
 645         },{\
 646             .driver   = "qxl",\
 647             .property = "revision",\
 648             .value    = stringify(3),\
 649         },{\
 650             .driver   = "qxl-vga",\
 651             .property = "revision",\
 652             .value    = stringify(3),\
 653         },{\
 654             .driver   = "VGA",\
 655             .property = "mmio",\
 656             .value    = "off",\
 657         }
 658
 659 #define PC_I440FX_1_2_MACHINE_OPTIONS \
 660     PC_I440FX_1_4_MACHINE_OPTIONS, \
 661     .init = pc_init_pci_1_2
 662
 663 static QEMUMachine pc_machine_v1_2 = {
 664     PC_I440FX_1_2_MACHINE_OPTIONS,
 665     .name = "pc-1.2",
 666     .compat_props = (GlobalProperty[]) {
 667         PC_COMPAT_1_2,
 668         { /* end of list */ }
 669     },
 670 };
 671
 672 #define PC_COMPAT_1_1 \
 673         PC_COMPAT_1_2,\
 674         {\
 675             .driver   = "virtio-scsi-pci",\
 676             .property = "hotplug",\
 677             .value    = "off",\
 678         },{\
 679             .driver   = "virtio-scsi-pci",\
 680             .property = "param_change",\
 681             .value    = "off",\
 682         },{\
 683             .driver   = "VGA",\
 684             .property = "vgamem_mb",\
 685             .value    = stringify(8),\
 686         },{\
 687             .driver   = "vmware-svga",\
 688             .property = "vgamem_mb",\
 689             .value    = stringify(8),\
 690         },{\
 691             .driver   = "qxl-vga",\
 692             .property = "vgamem_mb",\
 693             .value    = stringify(8),\
 694         },{\
 695             .driver   = "qxl",\
 696             .property = "vgamem_mb",\
 697             .value    = stringify(8),\
 698         },{\
 699             .driver   = "virtio-blk-pci",\
 700             .property = "config-wce",\
 701             .value    = "off",\
 702         }
 703
 704 static QEMUMachine pc_machine_v1_1 = {
 705     PC_I440FX_1_2_MACHINE_OPTIONS,
 706     .name = "pc-1.1",
 707     .compat_props = (GlobalProperty[]) {
 708         PC_COMPAT_1_1,
 709         { /* end of list */ }
 710     },
 711 };
 712
 713 #define PC_COMPAT_1_0 \
 714         PC_COMPAT_1_1,\
 715         {\
 716             .driver   = TYPE_ISA_FDC,\
 717             .property = "check_media_rate",\
 718             .value    = "off",\
 719         }, {\
 720             .driver   = "virtio-balloon-pci",\
 721             .property = "class",\
 722             .value    = stringify(PCI_CLASS_MEMORY_RAM),\
 723         },{\
 724             .driver   = "apic-common",\
 725             .property = "vapic",\
 726             .value    = "off",\
 727         },{\
 728             .driver   = TYPE_USB_DEVICE,\
 729             .property = "full-path",\
 730             .value    = "no",\
 731         }
 732
 733 static QEMUMachine pc_machine_v1_0 = {
 734     PC_I440FX_1_2_MACHINE_OPTIONS,
 735     .name = "pc-1.0",
 736     .compat_props = (GlobalProperty[]) {
 737         PC_COMPAT_1_0,
 738         { /* end of list */ }
 739     },
 740     .hw_version = "1.0",
 741 };
 742
 743 #define PC_COMPAT_0_15 \
 744         PC_COMPAT_1_0
 745
 746 static QEMUMachine pc_machine_v0_15 = {
 747     PC_I440FX_1_2_MACHINE_OPTIONS,
 748     .name = "pc-0.15",
 749     .compat_props = (GlobalProperty[]) {
 750         PC_COMPAT_0_15,
 751         { /* end of list */ }
 752     },
 753     .hw_version = "0.15",
 754 };
 755
 756 #define PC_COMPAT_0_14 \
 757         PC_COMPAT_0_15,\
 758         {\
 759             .driver   = "virtio-blk-pci",\
 760             .property = "event_idx",\
 761             .value    = "off",\
 762         },{\
 763             .driver   = "virtio-serial-pci",\
 764             .property = "event_idx",\
 765             .value    = "off",\
 766         },{\
 767             .driver   = "virtio-net-pci",\
 768             .property = "event_idx",\
 769             .value    = "off",\
 770         },{\
 771             .driver   = "virtio-balloon-pci",\
 772             .property = "event_idx",\
 773             .value    = "off",\
 774         }
 775
 776 static QEMUMachine pc_machine_v0_14 = {
 777     PC_I440FX_1_2_MACHINE_OPTIONS,
 778     .name = "pc-0.14",
 779     .compat_props = (GlobalProperty[]) {
 780         PC_COMPAT_0_14,
 781         {
 782             .driver   = "qxl",
 783             .property = "revision",
 784             .value    = stringify(2),
 785         },{
 786             .driver   = "qxl-vga",
 787             .property = "revision",
 788             .value    = stringify(2),
 789         },
 790         { /* end of list */ }
 791     },
 792     .hw_version = "0.14",
 793 };
 794
 795 #define PC_COMPAT_0_13 \
 796         PC_COMPAT_0_14,\
 797         {\
 798             .driver   = TYPE_PCI_DEVICE,\
 799             .property = "command_serr_enable",\
 800             .value    = "off",\
 801         },{\
 802             .driver   = "AC97",\
 803             .property = "use_broken_id",\
 804             .value    = stringify(1),\
 805         }
 806
 807 #define PC_I440FX_0_13_MACHINE_OPTIONS \
 808     PC_I440FX_1_2_MACHINE_OPTIONS, \
 809     .init = pc_init_pci_no_kvmclock
 810
 811 static QEMUMachine pc_machine_v0_13 = {
 812     PC_I440FX_0_13_MACHINE_OPTIONS,
 813     .name = "pc-0.13",
 814     .compat_props = (GlobalProperty[]) {
 815         PC_COMPAT_0_13,
 816         {
 817             .driver   = "virtio-9p-pci",
 818             .property = "vectors",
 819             .value    = stringify(0),
 820         },{
 821             .driver   = "VGA",
 822             .property = "rombar",
 823             .value    = stringify(0),
 824         },{
 825             .driver   = "vmware-svga",
 826             .property = "rombar",
 827             .value    = stringify(0),
 828         },
 829         { /* end of list */ }
 830     },
 831     .hw_version = "0.13",
 832 };
 833
 834 #define PC_COMPAT_0_12 \
 835         PC_COMPAT_0_13,\
 836         {\
 837             .driver   = "virtio-serial-pci",\
 838             .property = "max_ports",\
 839             .value    = stringify(1),\
 840         },{\
 841             .driver   = "virtio-serial-pci",\
 842             .property = "vectors",\
 843             .value    = stringify(0),\
 844         },{\
 845             .driver   = "usb-mouse",\
 846             .property = "serial",\
 847             .value    = "1",\
 848         },{\
 849             .driver   = "usb-tablet",\
 850             .property = "serial",\
 851             .value    = "1",\
 852         },{\
 853             .driver   = "usb-kbd",\
 854             .property = "serial",\
 855             .value    = "1",\
 856         }
 857
 858 static QEMUMachine pc_machine_v0_12 = {
 859     PC_I440FX_0_13_MACHINE_OPTIONS,
 860     .name = "pc-0.12",
 861     .compat_props = (GlobalProperty[]) {
 862         PC_COMPAT_0_12,
 863         {
 864             .driver   = "VGA",
 865             .property = "rombar",
 866             .value    = stringify(0),
 867         },{
 868             .driver   = "vmware-svga",
 869             .property = "rombar",
 870             .value    = stringify(0),
 871         },
 872         { /* end of list */ }
 873     },
 874     .hw_version = "0.12",
 875 };
 876
 877 #define PC_COMPAT_0_11 \
 878         PC_COMPAT_0_12,\
 879         {\
 880             .driver   = "virtio-blk-pci",\
 881             .property = "vectors",\
 882             .value    = stringify(0),\
 883         },{\
 884             .driver   = TYPE_PCI_DEVICE,\
 885             .property = "rombar",\
 886             .value    = stringify(0),\
 887         }
 888
 889 static QEMUMachine pc_machine_v0_11 = {
 890     PC_I440FX_0_13_MACHINE_OPTIONS,
 891     .name = "pc-0.11",
 892     .compat_props = (GlobalProperty[]) {
 893         PC_COMPAT_0_11,
 894         {
 895             .driver   = "ide-drive",
 896             .property = "ver",
 897             .value    = "0.11",
 898         },{
 899             .driver   = "scsi-disk",
 900             .property = "ver",
 901             .value    = "0.11",
 902         },
 903         { /* end of list */ }
 904     },
 905     .hw_version = "0.11",
 906 };
 907
 908 static QEMUMachine pc_machine_v0_10 = {
 909     PC_I440FX_0_13_MACHINE_OPTIONS,
 910     .name = "pc-0.10",
 911     .compat_props = (GlobalProperty[]) {
 912         PC_COMPAT_0_11,
 913         {
 914             .driver   = "virtio-blk-pci",
 915             .property = "class",
 916             .value    = stringify(PCI_CLASS_STORAGE_OTHER),
 917         },{
 918             .driver   = "virtio-serial-pci",
 919             .property = "class",
 920             .value    = stringify(PCI_CLASS_DISPLAY_OTHER),
 921         },{
 922             .driver   = "virtio-net-pci",
 923             .property = "vectors",
 924             .value    = stringify(0),
 925         },{
 926             .driver   = "ide-drive",
 927             .property = "ver",
 928             .value    = "0.10",
 929         },{
 930             .driver   = "scsi-disk",
 931             .property = "ver",
 932             .value    = "0.10",
 933         },
 934         { /* end of list */ }
 935     },
 936     .hw_version = "0.10",
 937 };
 938
 939 static QEMUMachine isapc_machine = {
 940     PC_COMMON_MACHINE_OPTIONS,
 941     .name = "isapc",
 942     .desc = "ISA-only PC",
 943     .init = pc_init_isa,
 944     .max_cpus = 1,
 945     .compat_props = (GlobalProperty[]) {
 946         { /* end of list */ }
 947     },
 948 };
 949
 950 #ifdef CONFIG_XEN
 951 static QEMUMachine xenfv_machine = {
 952     PC_COMMON_MACHINE_OPTIONS,
 953     .name = "xenfv",
 954     .desc = "Xen Fully-virtualized PC",
 955     .init = pc_xen_hvm_init,
 956     .max_cpus = HVM_MAX_VCPUS,
 957     .default_machine_opts = "accel=xen",
 958     .hot_add_cpu = pc_hot_add_cpu,
 959 };
 960 #endif
 961
 962 static void pc_machine_init(void)
 963 {
 964     qemu_register_pc_machine(&pc_i440fx_machine_v2_3);
 965     qemu_register_pc_machine(&pc_i440fx_machine_v2_2);
 966     qemu_register_pc_machine(&pc_i440fx_machine_v2_1);
 967     qemu_register_pc_machine(&pc_i440fx_machine_v2_0);
 968     qemu_register_pc_machine(&pc_i440fx_machine_v1_7);
 969     qemu_register_pc_machine(&pc_i440fx_machine_v1_6);
 970     qemu_register_pc_machine(&pc_i440fx_machine_v1_5);
 971     qemu_register_pc_machine(&pc_i440fx_machine_v1_4);
 972     qemu_register_pc_machine(&pc_machine_v1_3);
 973     qemu_register_pc_machine(&pc_machine_v1_2);
 974     qemu_register_pc_machine(&pc_machine_v1_1);
 975     qemu_register_pc_machine(&pc_machine_v1_0);
 976     qemu_register_pc_machine(&pc_machine_v0_15);
 977     qemu_register_pc_machine(&pc_machine_v0_14);
 978     qemu_register_pc_machine(&pc_machine_v0_13);
 979     qemu_register_pc_machine(&pc_machine_v0_12);
 980     qemu_register_pc_machine(&pc_machine_v0_11);
 981     qemu_register_pc_machine(&pc_machine_v0_10);
 982     qemu_register_pc_machine(&isapc_machine);
 983 #ifdef CONFIG_XEN
 984     qemu_register_pc_machine(&xenfv_machine);
 985 #endif
 986 }
 987
 988 machine_init(pc_machine_init);