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_1(MachineState *machine) 307 { 308 PCMachineState *pcms = PC_MACHINE(machine); 309 smbios_uuid_encoded = false; 310 x86_cpu_compat_set_features("coreduo", FEAT_1_ECX, CPUID_EXT_VMX, 0); 311 x86_cpu_compat_set_features("core2duo", FEAT_1_ECX, CPUID_EXT_VMX, 0); 312 x86_cpu_compat_kvm_no_autodisable(FEAT_8000_0001_ECX, CPUID_EXT3_SVM); 313 pcms->enforce_aligned_dimm = false; 314 } 315 316 static void pc_compat_2_0(MachineState *machine) 317 { 318 pc_compat_2_1(machine); 319 /* This value depends on the actual DSDT and SSDT compiled into 320 * the source QEMU; unfortunately it depends on the binary and 321 * not on the machine type, so we cannot make pc-i440fx-1.7 work on 322 * both QEMU 1.7 and QEMU 2.0. 323 * 324 * Large variations cause migration to fail for more than one 325 * consecutive value of the "-smp" maxcpus option. 326 * 327 * For small variations of the kind caused by different iasl versions, 328 * the 4k rounding usually leaves slack. However, there could be still 329 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the 330 * slack is only ~10 bytes before one "-smp maxcpus" value breaks! 331 * 332 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on 333 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418. 334 */ 335 legacy_acpi_table_size = 6652; 336 smbios_legacy_mode = true; 337 has_reserved_memory = false; 338 pc_set_legacy_acpi_data_size(); 339 } 340 341 static void pc_compat_1_7(MachineState *machine) 342 { 343 pc_compat_2_0(machine); 344 smbios_defaults = false; 345 gigabyte_align = false; 346 option_rom_has_mr = true; 347 legacy_acpi_table_size = 6414; 348 x86_cpu_compat_kvm_no_autoenable(FEAT_1_ECX, CPUID_EXT_X2APIC); 349 } 350 351 static void pc_compat_1_6(MachineState *machine) 352 { 353 pc_compat_1_7(machine); 354 rom_file_has_mr = false; 355 has_acpi_build = false; 356 } 357 358 static void pc_compat_1_5(MachineState *machine) 359 { 360 pc_compat_1_6(machine); 361 } 362 363 static void pc_compat_1_4(MachineState *machine) 364 { 365 pc_compat_1_5(machine); 366 x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE); 367 x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ); 368 } 369 370 static void pc_compat_1_3(MachineState *machine) 371 { 372 pc_compat_1_4(machine); 373 enable_compat_apic_id_mode(); 374 } 375 376 /* PC compat function for pc-0.14 to pc-1.2 */ 377 static void pc_compat_1_2(MachineState *machine) 378 { 379 pc_compat_1_3(machine); 380 x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, KVM_FEATURE_PV_EOI); 381 } 382 383 static void pc_init_pci_2_1(MachineState *machine) 384 { 385 pc_compat_2_1(machine); 386 pc_init_pci(machine); 387 } 388 389 static void pc_init_pci_2_0(MachineState *machine) 390 { 391 pc_compat_2_0(machine); 392 pc_init_pci(machine); 393 } 394 395 static void pc_init_pci_1_7(MachineState *machine) 396 { 397 pc_compat_1_7(machine); 398 pc_init_pci(machine); 399 } 400 401 static void pc_init_pci_1_6(MachineState *machine) 402 { 403 pc_compat_1_6(machine); 404 pc_init_pci(machine); 405 } 406 407 static void pc_init_pci_1_5(MachineState *machine) 408 { 409 pc_compat_1_5(machine); 410 pc_init_pci(machine); 411 } 412 413 static void pc_init_pci_1_4(MachineState *machine) 414 { 415 pc_compat_1_4(machine); 416 pc_init_pci(machine); 417 } 418 419 static void pc_init_pci_1_3(MachineState *machine) 420 { 421 pc_compat_1_3(machine); 422 pc_init_pci(machine); 423 } 424 425 /* PC machine init function for pc-0.14 to pc-1.2 */ 426 static void pc_init_pci_1_2(MachineState *machine) 427 { 428 pc_compat_1_2(machine); 429 pc_init_pci(machine); 430 } 431 432 /* PC init function for pc-0.10 to pc-0.13 */ 433 static void pc_init_pci_no_kvmclock(MachineState *machine) 434 { 435 pc_compat_1_2(machine); 436 pc_init1(machine, 1, 0); 437 } 438 439 static void pc_init_isa(MachineState *machine) 440 { 441 has_acpi_build = false; 442 smbios_defaults = false; 443 gigabyte_align = false; 444 smbios_legacy_mode = true; 445 has_reserved_memory = false; 446 option_rom_has_mr = true; 447 rom_file_has_mr = false; 448 if (!machine->cpu_model) { 449 machine->cpu_model = "486"; 450 } 451 x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, KVM_FEATURE_PV_EOI); 452 enable_compat_apic_id_mode(); 453 pc_init1(machine, 0, 1); 454 } 455 456 #ifdef CONFIG_XEN 457 static void pc_xen_hvm_init(MachineState *machine) 458 { 459 PCIBus *bus; 460 461 pc_init_pci(machine); 462 463 bus = pci_find_primary_bus(); 464 if (bus != NULL) { 465 pci_create_simple(bus, -1, "xen-platform"); 466 } 467 } 468 #endif 469 470 #define PC_I440FX_MACHINE_OPTIONS \ 471 PC_DEFAULT_MACHINE_OPTIONS, \ 472 .family = "pc_piix", \ 473 .desc = "Standard PC (i440FX + PIIX, 1996)", \ 474 .hot_add_cpu = pc_hot_add_cpu 475 476 #define PC_I440FX_2_2_MACHINE_OPTIONS \ 477 PC_I440FX_MACHINE_OPTIONS, \ 478 .default_machine_opts = "firmware=bios-256k.bin", \ 479 .default_display = "std" 480 481 static QEMUMachine pc_i440fx_machine_v2_2 = { 482 PC_I440FX_2_2_MACHINE_OPTIONS, 483 .name = "pc-i440fx-2.2", 484 .alias = "pc", 485 .init = pc_init_pci, 486 .is_default = 1, 487 }; 488 489 #define PC_I440FX_2_1_MACHINE_OPTIONS \ 490 PC_I440FX_MACHINE_OPTIONS, \ 491 .default_machine_opts = "firmware=bios-256k.bin" 492 493 static QEMUMachine pc_i440fx_machine_v2_1 = { 494 PC_I440FX_2_1_MACHINE_OPTIONS, 495 .name = "pc-i440fx-2.1", 496 .init = pc_init_pci_2_1, 497 .compat_props = (GlobalProperty[]) { 498 HW_COMPAT_2_1, 499 { /* end of list */ } 500 }, 501 }; 502 503 #define PC_I440FX_2_0_MACHINE_OPTIONS PC_I440FX_2_1_MACHINE_OPTIONS 504 505 static QEMUMachine pc_i440fx_machine_v2_0 = { 506 PC_I440FX_2_0_MACHINE_OPTIONS, 507 .name = "pc-i440fx-2.0", 508 .init = pc_init_pci_2_0, 509 .compat_props = (GlobalProperty[]) { 510 PC_COMPAT_2_0, 511 { /* end of list */ } 512 }, 513 }; 514 515 #define PC_I440FX_1_7_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS 516 517 static QEMUMachine pc_i440fx_machine_v1_7 = { 518 PC_I440FX_1_7_MACHINE_OPTIONS, 519 .name = "pc-i440fx-1.7", 520 .init = pc_init_pci_1_7, 521 .compat_props = (GlobalProperty[]) { 522 PC_COMPAT_1_7, 523 { /* end of list */ } 524 }, 525 }; 526 527 #define PC_I440FX_1_6_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS 528 529 static QEMUMachine pc_i440fx_machine_v1_6 = { 530 PC_I440FX_1_6_MACHINE_OPTIONS, 531 .name = "pc-i440fx-1.6", 532 .init = pc_init_pci_1_6, 533 .compat_props = (GlobalProperty[]) { 534 PC_COMPAT_1_6, 535 { /* end of list */ } 536 }, 537 }; 538 539 static QEMUMachine pc_i440fx_machine_v1_5 = { 540 PC_I440FX_1_6_MACHINE_OPTIONS, 541 .name = "pc-i440fx-1.5", 542 .init = pc_init_pci_1_5, 543 .compat_props = (GlobalProperty[]) { 544 PC_COMPAT_1_5, 545 { /* end of list */ } 546 }, 547 }; 548 549 #define PC_I440FX_1_4_MACHINE_OPTIONS \ 550 PC_I440FX_1_6_MACHINE_OPTIONS, \ 551 .hot_add_cpu = NULL 552 553 static QEMUMachine pc_i440fx_machine_v1_4 = { 554 PC_I440FX_1_4_MACHINE_OPTIONS, 555 .name = "pc-i440fx-1.4", 556 .init = pc_init_pci_1_4, 557 .compat_props = (GlobalProperty[]) { 558 PC_COMPAT_1_4, 559 { /* end of list */ } 560 }, 561 }; 562 563 #define PC_COMPAT_1_3 \ 564 PC_COMPAT_1_4, \ 565 {\ 566 .driver = "usb-tablet",\ 567 .property = "usb_version",\ 568 .value = stringify(1),\ 569 },{\ 570 .driver = "virtio-net-pci",\ 571 .property = "ctrl_mac_addr",\ 572 .value = "off", \ 573 },{ \ 574 .driver = "virtio-net-pci", \ 575 .property = "mq", \ 576 .value = "off", \ 577 }, {\ 578 .driver = "e1000",\ 579 .property = "autonegotiation",\ 580 .value = "off",\ 581 } 582 583 static QEMUMachine pc_machine_v1_3 = { 584 PC_I440FX_1_4_MACHINE_OPTIONS, 585 .name = "pc-1.3", 586 .init = pc_init_pci_1_3, 587 .compat_props = (GlobalProperty[]) { 588 PC_COMPAT_1_3, 589 { /* end of list */ } 590 }, 591 }; 592 593 #define PC_COMPAT_1_2 \ 594 PC_COMPAT_1_3,\ 595 {\ 596 .driver = "nec-usb-xhci",\ 597 .property = "msi",\ 598 .value = "off",\ 599 },{\ 600 .driver = "nec-usb-xhci",\ 601 .property = "msix",\ 602 .value = "off",\ 603 },{\ 604 .driver = "ivshmem",\ 605 .property = "use64",\ 606 .value = "0",\ 607 },{\ 608 .driver = "qxl",\ 609 .property = "revision",\ 610 .value = stringify(3),\ 611 },{\ 612 .driver = "qxl-vga",\ 613 .property = "revision",\ 614 .value = stringify(3),\ 615 },{\ 616 .driver = "VGA",\ 617 .property = "mmio",\ 618 .value = "off",\ 619 } 620 621 #define PC_I440FX_1_2_MACHINE_OPTIONS \ 622 PC_I440FX_1_4_MACHINE_OPTIONS, \ 623 .init = pc_init_pci_1_2 624 625 static QEMUMachine pc_machine_v1_2 = { 626 PC_I440FX_1_2_MACHINE_OPTIONS, 627 .name = "pc-1.2", 628 .compat_props = (GlobalProperty[]) { 629 PC_COMPAT_1_2, 630 { /* end of list */ } 631 }, 632 }; 633 634 #define PC_COMPAT_1_1 \ 635 PC_COMPAT_1_2,\ 636 {\ 637 .driver = "virtio-scsi-pci",\ 638 .property = "hotplug",\ 639 .value = "off",\ 640 },{\ 641 .driver = "virtio-scsi-pci",\ 642 .property = "param_change",\ 643 .value = "off",\ 644 },{\ 645 .driver = "VGA",\ 646 .property = "vgamem_mb",\ 647 .value = stringify(8),\ 648 },{\ 649 .driver = "vmware-svga",\ 650 .property = "vgamem_mb",\ 651 .value = stringify(8),\ 652 },{\ 653 .driver = "qxl-vga",\ 654 .property = "vgamem_mb",\ 655 .value = stringify(8),\ 656 },{\ 657 .driver = "qxl",\ 658 .property = "vgamem_mb",\ 659 .value = stringify(8),\ 660 },{\ 661 .driver = "virtio-blk-pci",\ 662 .property = "config-wce",\ 663 .value = "off",\ 664 } 665 666 static QEMUMachine pc_machine_v1_1 = { 667 PC_I440FX_1_2_MACHINE_OPTIONS, 668 .name = "pc-1.1", 669 .compat_props = (GlobalProperty[]) { 670 PC_COMPAT_1_1, 671 { /* end of list */ } 672 }, 673 }; 674 675 #define PC_COMPAT_1_0 \ 676 PC_COMPAT_1_1,\ 677 {\ 678 .driver = TYPE_ISA_FDC,\ 679 .property = "check_media_rate",\ 680 .value = "off",\ 681 }, {\ 682 .driver = "virtio-balloon-pci",\ 683 .property = "class",\ 684 .value = stringify(PCI_CLASS_MEMORY_RAM),\ 685 },{\ 686 .driver = "apic-common",\ 687 .property = "vapic",\ 688 .value = "off",\ 689 },{\ 690 .driver = TYPE_USB_DEVICE,\ 691 .property = "full-path",\ 692 .value = "no",\ 693 } 694 695 static QEMUMachine pc_machine_v1_0 = { 696 PC_I440FX_1_2_MACHINE_OPTIONS, 697 .name = "pc-1.0", 698 .compat_props = (GlobalProperty[]) { 699 PC_COMPAT_1_0, 700 { /* end of list */ } 701 }, 702 .hw_version = "1.0", 703 }; 704 705 #define PC_COMPAT_0_15 \ 706 PC_COMPAT_1_0 707 708 static QEMUMachine pc_machine_v0_15 = { 709 PC_I440FX_1_2_MACHINE_OPTIONS, 710 .name = "pc-0.15", 711 .compat_props = (GlobalProperty[]) { 712 PC_COMPAT_0_15, 713 { /* end of list */ } 714 }, 715 .hw_version = "0.15", 716 }; 717 718 #define PC_COMPAT_0_14 \ 719 PC_COMPAT_0_15,\ 720 {\ 721 .driver = "virtio-blk-pci",\ 722 .property = "event_idx",\ 723 .value = "off",\ 724 },{\ 725 .driver = "virtio-serial-pci",\ 726 .property = "event_idx",\ 727 .value = "off",\ 728 },{\ 729 .driver = "virtio-net-pci",\ 730 .property = "event_idx",\ 731 .value = "off",\ 732 },{\ 733 .driver = "virtio-balloon-pci",\ 734 .property = "event_idx",\ 735 .value = "off",\ 736 } 737 738 static QEMUMachine pc_machine_v0_14 = { 739 PC_I440FX_1_2_MACHINE_OPTIONS, 740 .name = "pc-0.14", 741 .compat_props = (GlobalProperty[]) { 742 PC_COMPAT_0_14, 743 { 744 .driver = "qxl", 745 .property = "revision", 746 .value = stringify(2), 747 },{ 748 .driver = "qxl-vga", 749 .property = "revision", 750 .value = stringify(2), 751 }, 752 { /* end of list */ } 753 }, 754 .hw_version = "0.14", 755 }; 756 757 #define PC_COMPAT_0_13 \ 758 PC_COMPAT_0_14,\ 759 {\ 760 .driver = TYPE_PCI_DEVICE,\ 761 .property = "command_serr_enable",\ 762 .value = "off",\ 763 },{\ 764 .driver = "AC97",\ 765 .property = "use_broken_id",\ 766 .value = stringify(1),\ 767 } 768 769 #define PC_I440FX_0_13_MACHINE_OPTIONS \ 770 PC_I440FX_1_2_MACHINE_OPTIONS, \ 771 .init = pc_init_pci_no_kvmclock 772 773 static QEMUMachine pc_machine_v0_13 = { 774 PC_I440FX_0_13_MACHINE_OPTIONS, 775 .name = "pc-0.13", 776 .compat_props = (GlobalProperty[]) { 777 PC_COMPAT_0_13, 778 { 779 .driver = "virtio-9p-pci", 780 .property = "vectors", 781 .value = stringify(0), 782 },{ 783 .driver = "VGA", 784 .property = "rombar", 785 .value = stringify(0), 786 },{ 787 .driver = "vmware-svga", 788 .property = "rombar", 789 .value = stringify(0), 790 }, 791 { /* end of list */ } 792 }, 793 .hw_version = "0.13", 794 }; 795 796 #define PC_COMPAT_0_12 \ 797 PC_COMPAT_0_13,\ 798 {\ 799 .driver = "virtio-serial-pci",\ 800 .property = "max_ports",\ 801 .value = stringify(1),\ 802 },{\ 803 .driver = "virtio-serial-pci",\ 804 .property = "vectors",\ 805 .value = stringify(0),\ 806 },{\ 807 .driver = "usb-mouse",\ 808 .property = "serial",\ 809 .value = "1",\ 810 },{\ 811 .driver = "usb-tablet",\ 812 .property = "serial",\ 813 .value = "1",\ 814 },{\ 815 .driver = "usb-kbd",\ 816 .property = "serial",\ 817 .value = "1",\ 818 } 819 820 static QEMUMachine pc_machine_v0_12 = { 821 PC_I440FX_0_13_MACHINE_OPTIONS, 822 .name = "pc-0.12", 823 .compat_props = (GlobalProperty[]) { 824 PC_COMPAT_0_12, 825 { 826 .driver = "VGA", 827 .property = "rombar", 828 .value = stringify(0), 829 },{ 830 .driver = "vmware-svga", 831 .property = "rombar", 832 .value = stringify(0), 833 }, 834 { /* end of list */ } 835 }, 836 .hw_version = "0.12", 837 }; 838 839 #define PC_COMPAT_0_11 \ 840 PC_COMPAT_0_12,\ 841 {\ 842 .driver = "virtio-blk-pci",\ 843 .property = "vectors",\ 844 .value = stringify(0),\ 845 },{\ 846 .driver = TYPE_PCI_DEVICE,\ 847 .property = "rombar",\ 848 .value = stringify(0),\ 849 } 850 851 static QEMUMachine pc_machine_v0_11 = { 852 PC_I440FX_0_13_MACHINE_OPTIONS, 853 .name = "pc-0.11", 854 .compat_props = (GlobalProperty[]) { 855 PC_COMPAT_0_11, 856 { 857 .driver = "ide-drive", 858 .property = "ver", 859 .value = "0.11", 860 },{ 861 .driver = "scsi-disk", 862 .property = "ver", 863 .value = "0.11", 864 }, 865 { /* end of list */ } 866 }, 867 .hw_version = "0.11", 868 }; 869 870 static QEMUMachine pc_machine_v0_10 = { 871 PC_I440FX_0_13_MACHINE_OPTIONS, 872 .name = "pc-0.10", 873 .compat_props = (GlobalProperty[]) { 874 PC_COMPAT_0_11, 875 { 876 .driver = "virtio-blk-pci", 877 .property = "class", 878 .value = stringify(PCI_CLASS_STORAGE_OTHER), 879 },{ 880 .driver = "virtio-serial-pci", 881 .property = "class", 882 .value = stringify(PCI_CLASS_DISPLAY_OTHER), 883 },{ 884 .driver = "virtio-net-pci", 885 .property = "vectors", 886 .value = stringify(0), 887 },{ 888 .driver = "ide-drive", 889 .property = "ver", 890 .value = "0.10", 891 },{ 892 .driver = "scsi-disk", 893 .property = "ver", 894 .value = "0.10", 895 }, 896 { /* end of list */ } 897 }, 898 .hw_version = "0.10", 899 }; 900 901 static QEMUMachine isapc_machine = { 902 PC_COMMON_MACHINE_OPTIONS, 903 .name = "isapc", 904 .desc = "ISA-only PC", 905 .init = pc_init_isa, 906 .max_cpus = 1, 907 .compat_props = (GlobalProperty[]) { 908 { /* end of list */ } 909 }, 910 }; 911 912 #ifdef CONFIG_XEN 913 static QEMUMachine xenfv_machine = { 914 PC_COMMON_MACHINE_OPTIONS, 915 .name = "xenfv", 916 .desc = "Xen Fully-virtualized PC", 917 .init = pc_xen_hvm_init, 918 .max_cpus = HVM_MAX_VCPUS, 919 .default_machine_opts = "accel=xen", 920 .hot_add_cpu = pc_hot_add_cpu, 921 }; 922 #endif 923 924 static void pc_machine_init(void) 925 { 926 qemu_register_pc_machine(&pc_i440fx_machine_v2_2); 927 qemu_register_pc_machine(&pc_i440fx_machine_v2_1); 928 qemu_register_pc_machine(&pc_i440fx_machine_v2_0); 929 qemu_register_pc_machine(&pc_i440fx_machine_v1_7); 930 qemu_register_pc_machine(&pc_i440fx_machine_v1_6); 931 qemu_register_pc_machine(&pc_i440fx_machine_v1_5); 932 qemu_register_pc_machine(&pc_i440fx_machine_v1_4); 933 qemu_register_pc_machine(&pc_machine_v1_3); 934 qemu_register_pc_machine(&pc_machine_v1_2); 935 qemu_register_pc_machine(&pc_machine_v1_1); 936 qemu_register_pc_machine(&pc_machine_v1_0); 937 qemu_register_pc_machine(&pc_machine_v0_15); 938 qemu_register_pc_machine(&pc_machine_v0_14); 939 qemu_register_pc_machine(&pc_machine_v0_13); 940 qemu_register_pc_machine(&pc_machine_v0_12); 941 qemu_register_pc_machine(&pc_machine_v0_11); 942 qemu_register_pc_machine(&pc_machine_v0_10); 943 qemu_register_pc_machine(&isapc_machine); 944 #ifdef CONFIG_XEN 945 qemu_register_pc_machine(&xenfv_machine); 946 #endif 947 } 948 949 machine_init(pc_machine_init); 950