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/blockdev.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_pci_info; 63 static bool has_acpi_build = true; 64 static int legacy_acpi_table_size; 65 static bool smbios_defaults = true; 66 static bool smbios_legacy_mode; 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->has_pci_info = has_pci_info; 170 guest_info->isapc_ram_fw = !pci_enabled; 171 guest_info->has_reserved_memory = has_reserved_memory; 172 173 if (smbios_defaults) { 174 MachineClass *mc = MACHINE_GET_CLASS(machine); 175 /* These values are guest ABI, do not change */ 176 smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)", 177 mc->name, smbios_legacy_mode); 178 } 179 180 /* allocate ram and load rom/bios */ 181 if (!xen_enabled()) { 182 fw_cfg = pc_memory_init(machine, system_memory, 183 below_4g_mem_size, above_4g_mem_size, 184 rom_memory, &ram_memory, guest_info); 185 } 186 187 gsi_state = g_malloc0(sizeof(*gsi_state)); 188 if (kvm_irqchip_in_kernel()) { 189 kvm_pc_setup_irq_routing(pci_enabled); 190 gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state, 191 GSI_NUM_PINS); 192 } else { 193 gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS); 194 } 195 196 if (pci_enabled) { 197 pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi, 198 system_memory, system_io, machine->ram_size, 199 below_4g_mem_size, 200 above_4g_mem_size, 201 pci_memory, ram_memory); 202 } else { 203 pci_bus = NULL; 204 i440fx_state = NULL; 205 isa_bus = isa_bus_new(NULL, system_io); 206 no_hpet = 1; 207 } 208 isa_bus_irqs(isa_bus, gsi); 209 210 if (kvm_irqchip_in_kernel()) { 211 i8259 = kvm_i8259_init(isa_bus); 212 } else if (xen_enabled()) { 213 i8259 = xen_interrupt_controller_init(); 214 } else { 215 cpu_irq = pc_allocate_cpu_irq(); 216 i8259 = i8259_init(isa_bus, cpu_irq[0]); 217 } 218 219 for (i = 0; i < ISA_NUM_IRQS; i++) { 220 gsi_state->i8259_irq[i] = i8259[i]; 221 } 222 if (pci_enabled) { 223 ioapic_init_gsi(gsi_state, "i440fx"); 224 } 225 qdev_init_nofail(icc_bridge); 226 227 pc_register_ferr_irq(gsi[13]); 228 229 pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL); 230 231 /* init basic PC hardware */ 232 pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled(), 233 0x4); 234 235 pc_nic_init(isa_bus, pci_bus); 236 237 ide_drive_get(hd, MAX_IDE_BUS); 238 if (pci_enabled) { 239 PCIDevice *dev; 240 if (xen_enabled()) { 241 dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1); 242 } else { 243 dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1); 244 } 245 idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0"); 246 idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1"); 247 } else { 248 for(i = 0; i < MAX_IDE_BUS; i++) { 249 ISADevice *dev; 250 char busname[] = "ide.0"; 251 dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i], 252 ide_irq[i], 253 hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]); 254 /* 255 * The ide bus name is ide.0 for the first bus and ide.1 for the 256 * second one. 257 */ 258 busname[4] = '0' + i; 259 idebus[i] = qdev_get_child_bus(DEVICE(dev), busname); 260 } 261 } 262 263 pc_cmos_init(below_4g_mem_size, above_4g_mem_size, machine->boot_order, 264 floppy, idebus[0], idebus[1], rtc_state); 265 266 if (pci_enabled && usb_enabled(false)) { 267 pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci"); 268 } 269 270 if (pci_enabled && acpi_enabled) { 271 DeviceState *piix4_pm; 272 I2CBus *smbus; 273 274 smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1); 275 /* TODO: Populate SPD eeprom data. */ 276 smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100, 277 gsi[9], *smi_irq, 278 kvm_enabled(), fw_cfg, &piix4_pm); 279 smbus_eeprom_init(smbus, 8, NULL, 0); 280 281 object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP, 282 TYPE_HOTPLUG_HANDLER, 283 (Object **)&pc_machine->acpi_dev, 284 object_property_allow_set_link, 285 OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort); 286 object_property_set_link(OBJECT(machine), OBJECT(piix4_pm), 287 PC_MACHINE_ACPI_DEVICE_PROP, &error_abort); 288 } 289 290 if (pci_enabled) { 291 pc_pci_device_init(pci_bus); 292 } 293 } 294 295 static void pc_init_pci(MachineState *machine) 296 { 297 pc_init1(machine, 1, 1); 298 } 299 300 static void pc_compat_2_0(MachineState *machine) 301 { 302 /* This value depends on the actual DSDT and SSDT compiled into 303 * the source QEMU; unfortunately it depends on the binary and 304 * not on the machine type, so we cannot make pc-i440fx-1.7 work on 305 * both QEMU 1.7 and QEMU 2.0. 306 * 307 * Large variations cause migration to fail for more than one 308 * consecutive value of the "-smp" maxcpus option. 309 * 310 * For small variations of the kind caused by different iasl versions, 311 * the 4k rounding usually leaves slack. However, there could be still 312 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the 313 * slack is only ~10 bytes before one "-smp maxcpus" value breaks! 314 * 315 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on 316 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418. 317 */ 318 legacy_acpi_table_size = 6652; 319 smbios_legacy_mode = true; 320 has_reserved_memory = false; 321 } 322 323 static void pc_compat_1_7(MachineState *machine) 324 { 325 pc_compat_2_0(machine); 326 smbios_defaults = false; 327 gigabyte_align = false; 328 option_rom_has_mr = true; 329 legacy_acpi_table_size = 6414; 330 x86_cpu_compat_disable_kvm_features(FEAT_1_ECX, CPUID_EXT_X2APIC); 331 } 332 333 static void pc_compat_1_6(MachineState *machine) 334 { 335 pc_compat_1_7(machine); 336 has_pci_info = false; 337 rom_file_has_mr = false; 338 has_acpi_build = false; 339 } 340 341 static void pc_compat_1_5(MachineState *machine) 342 { 343 pc_compat_1_6(machine); 344 } 345 346 static void pc_compat_1_4(MachineState *machine) 347 { 348 pc_compat_1_5(machine); 349 x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE); 350 x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ); 351 } 352 353 static void pc_compat_1_3(MachineState *machine) 354 { 355 pc_compat_1_4(machine); 356 enable_compat_apic_id_mode(); 357 } 358 359 /* PC compat function for pc-0.14 to pc-1.2 */ 360 static void pc_compat_1_2(MachineState *machine) 361 { 362 pc_compat_1_3(machine); 363 x86_cpu_compat_disable_kvm_features(FEAT_KVM, KVM_FEATURE_PV_EOI); 364 } 365 366 static void pc_init_pci_2_0(MachineState *machine) 367 { 368 pc_compat_2_0(machine); 369 pc_init_pci(machine); 370 } 371 372 static void pc_init_pci_1_7(MachineState *machine) 373 { 374 pc_compat_1_7(machine); 375 pc_init_pci(machine); 376 } 377 378 static void pc_init_pci_1_6(MachineState *machine) 379 { 380 pc_compat_1_6(machine); 381 pc_init_pci(machine); 382 } 383 384 static void pc_init_pci_1_5(MachineState *machine) 385 { 386 pc_compat_1_5(machine); 387 pc_init_pci(machine); 388 } 389 390 static void pc_init_pci_1_4(MachineState *machine) 391 { 392 pc_compat_1_4(machine); 393 pc_init_pci(machine); 394 } 395 396 static void pc_init_pci_1_3(MachineState *machine) 397 { 398 pc_compat_1_3(machine); 399 pc_init_pci(machine); 400 } 401 402 /* PC machine init function for pc-0.14 to pc-1.2 */ 403 static void pc_init_pci_1_2(MachineState *machine) 404 { 405 pc_compat_1_2(machine); 406 pc_init_pci(machine); 407 } 408 409 /* PC init function for pc-0.10 to pc-0.13 */ 410 static void pc_init_pci_no_kvmclock(MachineState *machine) 411 { 412 pc_compat_1_2(machine); 413 pc_init1(machine, 1, 0); 414 } 415 416 static void pc_init_isa(MachineState *machine) 417 { 418 has_pci_info = false; 419 has_acpi_build = false; 420 smbios_defaults = false; 421 gigabyte_align = false; 422 smbios_legacy_mode = true; 423 has_reserved_memory = false; 424 option_rom_has_mr = true; 425 rom_file_has_mr = false; 426 if (!machine->cpu_model) { 427 machine->cpu_model = "486"; 428 } 429 x86_cpu_compat_disable_kvm_features(FEAT_KVM, KVM_FEATURE_PV_EOI); 430 enable_compat_apic_id_mode(); 431 pc_init1(machine, 0, 1); 432 } 433 434 #ifdef CONFIG_XEN 435 static void pc_xen_hvm_init(MachineState *machine) 436 { 437 PCIBus *bus; 438 439 pc_init_pci(machine); 440 441 bus = pci_find_primary_bus(); 442 if (bus != NULL) { 443 pci_create_simple(bus, -1, "xen-platform"); 444 } 445 } 446 #endif 447 448 #define PC_I440FX_MACHINE_OPTIONS \ 449 PC_DEFAULT_MACHINE_OPTIONS, \ 450 .desc = "Standard PC (i440FX + PIIX, 1996)", \ 451 .hot_add_cpu = pc_hot_add_cpu 452 453 #define PC_I440FX_2_1_MACHINE_OPTIONS \ 454 PC_I440FX_MACHINE_OPTIONS, \ 455 .default_machine_opts = "firmware=bios-256k.bin" 456 457 static QEMUMachine pc_i440fx_machine_v2_1 = { 458 PC_I440FX_2_1_MACHINE_OPTIONS, 459 .name = "pc-i440fx-2.1", 460 .alias = "pc", 461 .init = pc_init_pci, 462 .is_default = 1, 463 }; 464 465 #define PC_I440FX_2_0_MACHINE_OPTIONS PC_I440FX_2_1_MACHINE_OPTIONS 466 467 static QEMUMachine pc_i440fx_machine_v2_0 = { 468 PC_I440FX_2_0_MACHINE_OPTIONS, 469 .name = "pc-i440fx-2.0", 470 .init = pc_init_pci_2_0, 471 .compat_props = (GlobalProperty[]) { 472 PC_COMPAT_2_0, 473 { /* end of list */ } 474 }, 475 }; 476 477 #define PC_I440FX_1_7_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS 478 479 static QEMUMachine pc_i440fx_machine_v1_7 = { 480 PC_I440FX_1_7_MACHINE_OPTIONS, 481 .name = "pc-i440fx-1.7", 482 .init = pc_init_pci_1_7, 483 .compat_props = (GlobalProperty[]) { 484 PC_COMPAT_1_7, 485 { /* end of list */ } 486 }, 487 }; 488 489 #define PC_I440FX_1_6_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS 490 491 static QEMUMachine pc_i440fx_machine_v1_6 = { 492 PC_I440FX_1_6_MACHINE_OPTIONS, 493 .name = "pc-i440fx-1.6", 494 .init = pc_init_pci_1_6, 495 .compat_props = (GlobalProperty[]) { 496 PC_COMPAT_1_6, 497 { /* end of list */ } 498 }, 499 }; 500 501 static QEMUMachine pc_i440fx_machine_v1_5 = { 502 PC_I440FX_1_6_MACHINE_OPTIONS, 503 .name = "pc-i440fx-1.5", 504 .init = pc_init_pci_1_5, 505 .compat_props = (GlobalProperty[]) { 506 PC_COMPAT_1_5, 507 { /* end of list */ } 508 }, 509 }; 510 511 #define PC_I440FX_1_4_MACHINE_OPTIONS \ 512 PC_I440FX_1_6_MACHINE_OPTIONS, \ 513 .hot_add_cpu = NULL 514 515 static QEMUMachine pc_i440fx_machine_v1_4 = { 516 PC_I440FX_1_4_MACHINE_OPTIONS, 517 .name = "pc-i440fx-1.4", 518 .init = pc_init_pci_1_4, 519 .compat_props = (GlobalProperty[]) { 520 PC_COMPAT_1_4, 521 { /* end of list */ } 522 }, 523 }; 524 525 #define PC_COMPAT_1_3 \ 526 PC_COMPAT_1_4, \ 527 {\ 528 .driver = "usb-tablet",\ 529 .property = "usb_version",\ 530 .value = stringify(1),\ 531 },{\ 532 .driver = "virtio-net-pci",\ 533 .property = "ctrl_mac_addr",\ 534 .value = "off", \ 535 },{ \ 536 .driver = "virtio-net-pci", \ 537 .property = "mq", \ 538 .value = "off", \ 539 }, {\ 540 .driver = "e1000",\ 541 .property = "autonegotiation",\ 542 .value = "off",\ 543 } 544 545 static QEMUMachine pc_machine_v1_3 = { 546 PC_I440FX_1_4_MACHINE_OPTIONS, 547 .name = "pc-1.3", 548 .init = pc_init_pci_1_3, 549 .compat_props = (GlobalProperty[]) { 550 PC_COMPAT_1_3, 551 { /* end of list */ } 552 }, 553 }; 554 555 #define PC_COMPAT_1_2 \ 556 PC_COMPAT_1_3,\ 557 {\ 558 .driver = "nec-usb-xhci",\ 559 .property = "msi",\ 560 .value = "off",\ 561 },{\ 562 .driver = "nec-usb-xhci",\ 563 .property = "msix",\ 564 .value = "off",\ 565 },{\ 566 .driver = "ivshmem",\ 567 .property = "use64",\ 568 .value = "0",\ 569 },{\ 570 .driver = "qxl",\ 571 .property = "revision",\ 572 .value = stringify(3),\ 573 },{\ 574 .driver = "qxl-vga",\ 575 .property = "revision",\ 576 .value = stringify(3),\ 577 },{\ 578 .driver = "VGA",\ 579 .property = "mmio",\ 580 .value = "off",\ 581 } 582 583 #define PC_I440FX_1_2_MACHINE_OPTIONS \ 584 PC_I440FX_1_4_MACHINE_OPTIONS, \ 585 .init = pc_init_pci_1_2 586 587 static QEMUMachine pc_machine_v1_2 = { 588 PC_I440FX_1_2_MACHINE_OPTIONS, 589 .name = "pc-1.2", 590 .compat_props = (GlobalProperty[]) { 591 PC_COMPAT_1_2, 592 { /* end of list */ } 593 }, 594 }; 595 596 #define PC_COMPAT_1_1 \ 597 PC_COMPAT_1_2,\ 598 {\ 599 .driver = "virtio-scsi-pci",\ 600 .property = "hotplug",\ 601 .value = "off",\ 602 },{\ 603 .driver = "virtio-scsi-pci",\ 604 .property = "param_change",\ 605 .value = "off",\ 606 },{\ 607 .driver = "VGA",\ 608 .property = "vgamem_mb",\ 609 .value = stringify(8),\ 610 },{\ 611 .driver = "vmware-svga",\ 612 .property = "vgamem_mb",\ 613 .value = stringify(8),\ 614 },{\ 615 .driver = "qxl-vga",\ 616 .property = "vgamem_mb",\ 617 .value = stringify(8),\ 618 },{\ 619 .driver = "qxl",\ 620 .property = "vgamem_mb",\ 621 .value = stringify(8),\ 622 },{\ 623 .driver = "virtio-blk-pci",\ 624 .property = "config-wce",\ 625 .value = "off",\ 626 } 627 628 static QEMUMachine pc_machine_v1_1 = { 629 PC_I440FX_1_2_MACHINE_OPTIONS, 630 .name = "pc-1.1", 631 .compat_props = (GlobalProperty[]) { 632 PC_COMPAT_1_1, 633 { /* end of list */ } 634 }, 635 }; 636 637 #define PC_COMPAT_1_0 \ 638 PC_COMPAT_1_1,\ 639 {\ 640 .driver = TYPE_ISA_FDC,\ 641 .property = "check_media_rate",\ 642 .value = "off",\ 643 }, {\ 644 .driver = "virtio-balloon-pci",\ 645 .property = "class",\ 646 .value = stringify(PCI_CLASS_MEMORY_RAM),\ 647 },{\ 648 .driver = "apic",\ 649 .property = "vapic",\ 650 .value = "off",\ 651 },{\ 652 .driver = TYPE_USB_DEVICE,\ 653 .property = "full-path",\ 654 .value = "no",\ 655 } 656 657 static QEMUMachine pc_machine_v1_0 = { 658 PC_I440FX_1_2_MACHINE_OPTIONS, 659 .name = "pc-1.0", 660 .compat_props = (GlobalProperty[]) { 661 PC_COMPAT_1_0, 662 { /* end of list */ } 663 }, 664 .hw_version = "1.0", 665 }; 666 667 #define PC_COMPAT_0_15 \ 668 PC_COMPAT_1_0 669 670 static QEMUMachine pc_machine_v0_15 = { 671 PC_I440FX_1_2_MACHINE_OPTIONS, 672 .name = "pc-0.15", 673 .compat_props = (GlobalProperty[]) { 674 PC_COMPAT_0_15, 675 { /* end of list */ } 676 }, 677 .hw_version = "0.15", 678 }; 679 680 #define PC_COMPAT_0_14 \ 681 PC_COMPAT_0_15,\ 682 {\ 683 .driver = "virtio-blk-pci",\ 684 .property = "event_idx",\ 685 .value = "off",\ 686 },{\ 687 .driver = "virtio-serial-pci",\ 688 .property = "event_idx",\ 689 .value = "off",\ 690 },{\ 691 .driver = "virtio-net-pci",\ 692 .property = "event_idx",\ 693 .value = "off",\ 694 },{\ 695 .driver = "virtio-balloon-pci",\ 696 .property = "event_idx",\ 697 .value = "off",\ 698 } 699 700 static QEMUMachine pc_machine_v0_14 = { 701 PC_I440FX_1_2_MACHINE_OPTIONS, 702 .name = "pc-0.14", 703 .compat_props = (GlobalProperty[]) { 704 PC_COMPAT_0_14, 705 { 706 .driver = "qxl", 707 .property = "revision", 708 .value = stringify(2), 709 },{ 710 .driver = "qxl-vga", 711 .property = "revision", 712 .value = stringify(2), 713 }, 714 { /* end of list */ } 715 }, 716 .hw_version = "0.14", 717 }; 718 719 #define PC_COMPAT_0_13 \ 720 PC_COMPAT_0_14,\ 721 {\ 722 .driver = TYPE_PCI_DEVICE,\ 723 .property = "command_serr_enable",\ 724 .value = "off",\ 725 },{\ 726 .driver = "AC97",\ 727 .property = "use_broken_id",\ 728 .value = stringify(1),\ 729 } 730 731 #define PC_I440FX_0_13_MACHINE_OPTIONS \ 732 PC_I440FX_1_2_MACHINE_OPTIONS, \ 733 .init = pc_init_pci_no_kvmclock 734 735 static QEMUMachine pc_machine_v0_13 = { 736 PC_I440FX_0_13_MACHINE_OPTIONS, 737 .name = "pc-0.13", 738 .compat_props = (GlobalProperty[]) { 739 PC_COMPAT_0_13, 740 { 741 .driver = "virtio-9p-pci", 742 .property = "vectors", 743 .value = stringify(0), 744 },{ 745 .driver = "VGA", 746 .property = "rombar", 747 .value = stringify(0), 748 },{ 749 .driver = "vmware-svga", 750 .property = "rombar", 751 .value = stringify(0), 752 }, 753 { /* end of list */ } 754 }, 755 .hw_version = "0.13", 756 }; 757 758 #define PC_COMPAT_0_12 \ 759 PC_COMPAT_0_13,\ 760 {\ 761 .driver = "virtio-serial-pci",\ 762 .property = "max_ports",\ 763 .value = stringify(1),\ 764 },{\ 765 .driver = "virtio-serial-pci",\ 766 .property = "vectors",\ 767 .value = stringify(0),\ 768 },{\ 769 .driver = "usb-mouse",\ 770 .property = "serial",\ 771 .value = "1",\ 772 },{\ 773 .driver = "usb-tablet",\ 774 .property = "serial",\ 775 .value = "1",\ 776 },{\ 777 .driver = "usb-kbd",\ 778 .property = "serial",\ 779 .value = "1",\ 780 } 781 782 static QEMUMachine pc_machine_v0_12 = { 783 PC_I440FX_0_13_MACHINE_OPTIONS, 784 .name = "pc-0.12", 785 .compat_props = (GlobalProperty[]) { 786 PC_COMPAT_0_12, 787 { 788 .driver = "VGA", 789 .property = "rombar", 790 .value = stringify(0), 791 },{ 792 .driver = "vmware-svga", 793 .property = "rombar", 794 .value = stringify(0), 795 }, 796 { /* end of list */ } 797 }, 798 .hw_version = "0.12", 799 }; 800 801 #define PC_COMPAT_0_11 \ 802 PC_COMPAT_0_12,\ 803 {\ 804 .driver = "virtio-blk-pci",\ 805 .property = "vectors",\ 806 .value = stringify(0),\ 807 },{\ 808 .driver = TYPE_PCI_DEVICE,\ 809 .property = "rombar",\ 810 .value = stringify(0),\ 811 } 812 813 static QEMUMachine pc_machine_v0_11 = { 814 PC_I440FX_0_13_MACHINE_OPTIONS, 815 .name = "pc-0.11", 816 .compat_props = (GlobalProperty[]) { 817 PC_COMPAT_0_11, 818 { 819 .driver = "ide-drive", 820 .property = "ver", 821 .value = "0.11", 822 },{ 823 .driver = "scsi-disk", 824 .property = "ver", 825 .value = "0.11", 826 }, 827 { /* end of list */ } 828 }, 829 .hw_version = "0.11", 830 }; 831 832 static QEMUMachine pc_machine_v0_10 = { 833 PC_I440FX_0_13_MACHINE_OPTIONS, 834 .name = "pc-0.10", 835 .compat_props = (GlobalProperty[]) { 836 PC_COMPAT_0_11, 837 { 838 .driver = "virtio-blk-pci", 839 .property = "class", 840 .value = stringify(PCI_CLASS_STORAGE_OTHER), 841 },{ 842 .driver = "virtio-serial-pci", 843 .property = "class", 844 .value = stringify(PCI_CLASS_DISPLAY_OTHER), 845 },{ 846 .driver = "virtio-net-pci", 847 .property = "vectors", 848 .value = stringify(0), 849 },{ 850 .driver = "ide-drive", 851 .property = "ver", 852 .value = "0.10", 853 },{ 854 .driver = "scsi-disk", 855 .property = "ver", 856 .value = "0.10", 857 }, 858 { /* end of list */ } 859 }, 860 .hw_version = "0.10", 861 }; 862 863 static QEMUMachine isapc_machine = { 864 PC_COMMON_MACHINE_OPTIONS, 865 .name = "isapc", 866 .desc = "ISA-only PC", 867 .init = pc_init_isa, 868 .max_cpus = 1, 869 .compat_props = (GlobalProperty[]) { 870 { /* end of list */ } 871 }, 872 }; 873 874 #ifdef CONFIG_XEN 875 static QEMUMachine xenfv_machine = { 876 PC_COMMON_MACHINE_OPTIONS, 877 .name = "xenfv", 878 .desc = "Xen Fully-virtualized PC", 879 .init = pc_xen_hvm_init, 880 .max_cpus = HVM_MAX_VCPUS, 881 .default_machine_opts = "accel=xen", 882 .hot_add_cpu = pc_hot_add_cpu, 883 .compat_props = (GlobalProperty[]) { 884 /* xenfv has no fwcfg and so does not load acpi from QEMU. 885 * as such new acpi features don't work. 886 */ 887 { 888 .driver = "PIIX4_PM", 889 .property = "acpi-pci-hotplug-with-bridge-support", 890 .value = "off", 891 }, 892 { /* end of list */ } 893 }, 894 }; 895 #endif 896 897 static void pc_machine_init(void) 898 { 899 qemu_register_pc_machine(&pc_i440fx_machine_v2_1); 900 qemu_register_pc_machine(&pc_i440fx_machine_v2_0); 901 qemu_register_pc_machine(&pc_i440fx_machine_v1_7); 902 qemu_register_pc_machine(&pc_i440fx_machine_v1_6); 903 qemu_register_pc_machine(&pc_i440fx_machine_v1_5); 904 qemu_register_pc_machine(&pc_i440fx_machine_v1_4); 905 qemu_register_pc_machine(&pc_machine_v1_3); 906 qemu_register_pc_machine(&pc_machine_v1_2); 907 qemu_register_pc_machine(&pc_machine_v1_1); 908 qemu_register_pc_machine(&pc_machine_v1_0); 909 qemu_register_pc_machine(&pc_machine_v0_15); 910 qemu_register_pc_machine(&pc_machine_v0_14); 911 qemu_register_pc_machine(&pc_machine_v0_13); 912 qemu_register_pc_machine(&pc_machine_v0_12); 913 qemu_register_pc_machine(&pc_machine_v0_11); 914 qemu_register_pc_machine(&pc_machine_v0_10); 915 qemu_register_pc_machine(&isapc_machine); 916 #ifdef CONFIG_XEN 917 qemu_register_pc_machine(&xenfv_machine); 918 #endif 919 } 920 921 machine_init(pc_machine_init); 922