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_acpi_build = true; 63 static int legacy_acpi_table_size; 64 static bool smbios_defaults = true; 65 static bool smbios_legacy_mode; 66 /* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to 67 * host addresses aligned at 1Gbyte boundaries. This way we can use 1GByte 68 * pages in the host. 69 */ 70 static bool gigabyte_align = true; 71 static bool has_reserved_memory = true; 72 73 /* PC hardware initialisation */ 74 static void pc_init1(MachineState *machine, 75 int pci_enabled, 76 int kvmclock_enabled) 77 { 78 PCMachineState *pc_machine = PC_MACHINE(machine); 79 MemoryRegion *system_memory = get_system_memory(); 80 MemoryRegion *system_io = get_system_io(); 81 int i; 82 ram_addr_t below_4g_mem_size, above_4g_mem_size; 83 PCIBus *pci_bus; 84 ISABus *isa_bus; 85 PCII440FXState *i440fx_state; 86 int piix3_devfn = -1; 87 qemu_irq *cpu_irq; 88 qemu_irq *gsi; 89 qemu_irq *i8259; 90 qemu_irq *smi_irq; 91 GSIState *gsi_state; 92 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; 93 BusState *idebus[MAX_IDE_BUS]; 94 ISADevice *rtc_state; 95 ISADevice *floppy; 96 MemoryRegion *ram_memory; 97 MemoryRegion *pci_memory; 98 MemoryRegion *rom_memory; 99 DeviceState *icc_bridge; 100 FWCfgState *fw_cfg = NULL; 101 PcGuestInfo *guest_info; 102 ram_addr_t lowmem; 103 104 /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory). 105 * If it doesn't, we need to split it in chunks below and above 4G. 106 * In any case, try to make sure that guest addresses aligned at 107 * 1G boundaries get mapped to host addresses aligned at 1G boundaries. 108 * For old machine types, use whatever split we used historically to avoid 109 * breaking migration. 110 */ 111 if (machine->ram_size >= 0xe0000000) { 112 lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000; 113 } else { 114 lowmem = 0xe0000000; 115 } 116 117 /* Handle the machine opt max-ram-below-4g. It is basically doing 118 * min(qemu limit, user limit). 119 */ 120 if (lowmem > pc_machine->max_ram_below_4g) { 121 lowmem = pc_machine->max_ram_below_4g; 122 if (machine->ram_size - lowmem > lowmem && 123 lowmem & ((1ULL << 30) - 1)) { 124 error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64 125 ") not a multiple of 1G; possible bad performance.", 126 pc_machine->max_ram_below_4g); 127 } 128 } 129 130 if (machine->ram_size >= lowmem) { 131 above_4g_mem_size = machine->ram_size - lowmem; 132 below_4g_mem_size = lowmem; 133 } else { 134 above_4g_mem_size = 0; 135 below_4g_mem_size = machine->ram_size; 136 } 137 138 if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size, 139 &ram_memory) != 0) { 140 fprintf(stderr, "xen hardware virtual machine initialisation failed\n"); 141 exit(1); 142 } 143 144 icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE); 145 object_property_add_child(qdev_get_machine(), "icc-bridge", 146 OBJECT(icc_bridge), NULL); 147 148 pc_cpus_init(machine->cpu_model, icc_bridge); 149 150 if (kvm_enabled() && kvmclock_enabled) { 151 kvmclock_create(); 152 } 153 154 if (pci_enabled) { 155 pci_memory = g_new(MemoryRegion, 1); 156 memory_region_init(pci_memory, NULL, "pci", UINT64_MAX); 157 rom_memory = pci_memory; 158 } else { 159 pci_memory = NULL; 160 rom_memory = system_memory; 161 } 162 163 guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size); 164 165 guest_info->has_acpi_build = has_acpi_build; 166 guest_info->legacy_acpi_table_size = legacy_acpi_table_size; 167 168 guest_info->isapc_ram_fw = !pci_enabled; 169 guest_info->has_reserved_memory = has_reserved_memory; 170 171 if (smbios_defaults) { 172 MachineClass *mc = MACHINE_GET_CLASS(machine); 173 /* These values are guest ABI, do not change */ 174 smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)", 175 mc->name, smbios_legacy_mode); 176 } 177 178 /* allocate ram and load rom/bios */ 179 if (!xen_enabled()) { 180 fw_cfg = pc_memory_init(machine, system_memory, 181 below_4g_mem_size, above_4g_mem_size, 182 rom_memory, &ram_memory, guest_info); 183 } else if (machine->kernel_filename != NULL) { 184 /* For xen HVM direct kernel boot, load linux here */ 185 fw_cfg = xen_load_linux(machine->kernel_filename, 186 machine->kernel_cmdline, 187 machine->initrd_filename, 188 below_4g_mem_size, 189 guest_info); 190 } 191 192 gsi_state = g_malloc0(sizeof(*gsi_state)); 193 if (kvm_irqchip_in_kernel()) { 194 kvm_pc_setup_irq_routing(pci_enabled); 195 gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state, 196 GSI_NUM_PINS); 197 } else { 198 gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS); 199 } 200 201 if (pci_enabled) { 202 pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi, 203 system_memory, system_io, machine->ram_size, 204 below_4g_mem_size, 205 above_4g_mem_size, 206 pci_memory, ram_memory); 207 } else { 208 pci_bus = NULL; 209 i440fx_state = NULL; 210 isa_bus = isa_bus_new(NULL, system_io); 211 no_hpet = 1; 212 } 213 isa_bus_irqs(isa_bus, gsi); 214 215 if (kvm_irqchip_in_kernel()) { 216 i8259 = kvm_i8259_init(isa_bus); 217 } else if (xen_enabled()) { 218 i8259 = xen_interrupt_controller_init(); 219 } else { 220 cpu_irq = pc_allocate_cpu_irq(); 221 i8259 = i8259_init(isa_bus, cpu_irq[0]); 222 } 223 224 for (i = 0; i < ISA_NUM_IRQS; i++) { 225 gsi_state->i8259_irq[i] = i8259[i]; 226 } 227 if (pci_enabled) { 228 ioapic_init_gsi(gsi_state, "i440fx"); 229 } 230 qdev_init_nofail(icc_bridge); 231 232 pc_register_ferr_irq(gsi[13]); 233 234 pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL); 235 236 /* init basic PC hardware */ 237 pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled(), 238 0x4); 239 240 pc_nic_init(isa_bus, pci_bus); 241 242 ide_drive_get(hd, MAX_IDE_BUS); 243 if (pci_enabled) { 244 PCIDevice *dev; 245 if (xen_enabled()) { 246 dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1); 247 } else { 248 dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1); 249 } 250 idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0"); 251 idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1"); 252 } else { 253 for(i = 0; i < MAX_IDE_BUS; i++) { 254 ISADevice *dev; 255 char busname[] = "ide.0"; 256 dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i], 257 ide_irq[i], 258 hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]); 259 /* 260 * The ide bus name is ide.0 for the first bus and ide.1 for the 261 * second one. 262 */ 263 busname[4] = '0' + i; 264 idebus[i] = qdev_get_child_bus(DEVICE(dev), busname); 265 } 266 } 267 268 pc_cmos_init(below_4g_mem_size, above_4g_mem_size, machine->boot_order, 269 floppy, idebus[0], idebus[1], rtc_state); 270 271 if (pci_enabled && usb_enabled(false)) { 272 pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci"); 273 } 274 275 if (pci_enabled && acpi_enabled) { 276 DeviceState *piix4_pm; 277 I2CBus *smbus; 278 279 smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1); 280 /* TODO: Populate SPD eeprom data. */ 281 smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100, 282 gsi[9], *smi_irq, 283 kvm_enabled(), fw_cfg, &piix4_pm); 284 smbus_eeprom_init(smbus, 8, NULL, 0); 285 286 object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP, 287 TYPE_HOTPLUG_HANDLER, 288 (Object **)&pc_machine->acpi_dev, 289 object_property_allow_set_link, 290 OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort); 291 object_property_set_link(OBJECT(machine), OBJECT(piix4_pm), 292 PC_MACHINE_ACPI_DEVICE_PROP, &error_abort); 293 } 294 295 if (pci_enabled) { 296 pc_pci_device_init(pci_bus); 297 } 298 } 299 300 static void pc_init_pci(MachineState *machine) 301 { 302 pc_init1(machine, 1, 1); 303 } 304 305 static void pc_compat_2_0(MachineState *machine) 306 { 307 /* This value depends on the actual DSDT and SSDT compiled into 308 * the source QEMU; unfortunately it depends on the binary and 309 * not on the machine type, so we cannot make pc-i440fx-1.7 work on 310 * both QEMU 1.7 and QEMU 2.0. 311 * 312 * Large variations cause migration to fail for more than one 313 * consecutive value of the "-smp" maxcpus option. 314 * 315 * For small variations of the kind caused by different iasl versions, 316 * the 4k rounding usually leaves slack. However, there could be still 317 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the 318 * slack is only ~10 bytes before one "-smp maxcpus" value breaks! 319 * 320 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on 321 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418. 322 */ 323 legacy_acpi_table_size = 6652; 324 smbios_legacy_mode = true; 325 has_reserved_memory = false; 326 pc_set_legacy_acpi_data_size(); 327 } 328 329 static void pc_compat_1_7(MachineState *machine) 330 { 331 pc_compat_2_0(machine); 332 smbios_defaults = false; 333 gigabyte_align = false; 334 option_rom_has_mr = true; 335 legacy_acpi_table_size = 6414; 336 x86_cpu_compat_disable_kvm_features(FEAT_1_ECX, CPUID_EXT_X2APIC); 337 } 338 339 static void pc_compat_1_6(MachineState *machine) 340 { 341 pc_compat_1_7(machine); 342 rom_file_has_mr = false; 343 has_acpi_build = false; 344 } 345 346 static void pc_compat_1_5(MachineState *machine) 347 { 348 pc_compat_1_6(machine); 349 } 350 351 static void pc_compat_1_4(MachineState *machine) 352 { 353 pc_compat_1_5(machine); 354 x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE); 355 x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ); 356 } 357 358 static void pc_compat_1_3(MachineState *machine) 359 { 360 pc_compat_1_4(machine); 361 enable_compat_apic_id_mode(); 362 } 363 364 /* PC compat function for pc-0.14 to pc-1.2 */ 365 static void pc_compat_1_2(MachineState *machine) 366 { 367 pc_compat_1_3(machine); 368 x86_cpu_compat_disable_kvm_features(FEAT_KVM, KVM_FEATURE_PV_EOI); 369 } 370 371 static void pc_init_pci_2_0(MachineState *machine) 372 { 373 pc_compat_2_0(machine); 374 pc_init_pci(machine); 375 } 376 377 static void pc_init_pci_1_7(MachineState *machine) 378 { 379 pc_compat_1_7(machine); 380 pc_init_pci(machine); 381 } 382 383 static void pc_init_pci_1_6(MachineState *machine) 384 { 385 pc_compat_1_6(machine); 386 pc_init_pci(machine); 387 } 388 389 static void pc_init_pci_1_5(MachineState *machine) 390 { 391 pc_compat_1_5(machine); 392 pc_init_pci(machine); 393 } 394 395 static void pc_init_pci_1_4(MachineState *machine) 396 { 397 pc_compat_1_4(machine); 398 pc_init_pci(machine); 399 } 400 401 static void pc_init_pci_1_3(MachineState *machine) 402 { 403 pc_compat_1_3(machine); 404 pc_init_pci(machine); 405 } 406 407 /* PC machine init function for pc-0.14 to pc-1.2 */ 408 static void pc_init_pci_1_2(MachineState *machine) 409 { 410 pc_compat_1_2(machine); 411 pc_init_pci(machine); 412 } 413 414 /* PC init function for pc-0.10 to pc-0.13 */ 415 static void pc_init_pci_no_kvmclock(MachineState *machine) 416 { 417 pc_compat_1_2(machine); 418 pc_init1(machine, 1, 0); 419 } 420 421 static void pc_init_isa(MachineState *machine) 422 { 423 has_acpi_build = false; 424 smbios_defaults = false; 425 gigabyte_align = false; 426 smbios_legacy_mode = true; 427 has_reserved_memory = false; 428 option_rom_has_mr = true; 429 rom_file_has_mr = false; 430 if (!machine->cpu_model) { 431 machine->cpu_model = "486"; 432 } 433 x86_cpu_compat_disable_kvm_features(FEAT_KVM, KVM_FEATURE_PV_EOI); 434 enable_compat_apic_id_mode(); 435 pc_init1(machine, 0, 1); 436 } 437 438 #ifdef CONFIG_XEN 439 static void pc_xen_hvm_init(MachineState *machine) 440 { 441 PCIBus *bus; 442 443 pc_init_pci(machine); 444 445 bus = pci_find_primary_bus(); 446 if (bus != NULL) { 447 pci_create_simple(bus, -1, "xen-platform"); 448 } 449 } 450 #endif 451 452 #define PC_I440FX_MACHINE_OPTIONS \ 453 PC_DEFAULT_MACHINE_OPTIONS, \ 454 .desc = "Standard PC (i440FX + PIIX, 1996)", \ 455 .hot_add_cpu = pc_hot_add_cpu 456 457 #define PC_I440FX_2_2_MACHINE_OPTIONS \ 458 PC_I440FX_MACHINE_OPTIONS, \ 459 .default_machine_opts = "firmware=bios-256k.bin" 460 461 static QEMUMachine pc_i440fx_machine_v2_2 = { 462 PC_I440FX_2_2_MACHINE_OPTIONS, 463 .name = "pc-i440fx-2.2", 464 .alias = "pc", 465 .init = pc_init_pci, 466 .is_default = 1, 467 }; 468 469 #define PC_I440FX_2_1_MACHINE_OPTIONS PC_I440FX_2_2_MACHINE_OPTIONS 470 471 static QEMUMachine pc_i440fx_machine_v2_1 = { 472 PC_I440FX_2_1_MACHINE_OPTIONS, 473 .name = "pc-i440fx-2.1", 474 .init = pc_init_pci, 475 .compat_props = (GlobalProperty[]) { 476 PC_COMPAT_2_1, 477 { /* end of list */ } 478 }, 479 }; 480 481 #define PC_I440FX_2_0_MACHINE_OPTIONS PC_I440FX_2_1_MACHINE_OPTIONS 482 483 static QEMUMachine pc_i440fx_machine_v2_0 = { 484 PC_I440FX_2_0_MACHINE_OPTIONS, 485 .name = "pc-i440fx-2.0", 486 .init = pc_init_pci_2_0, 487 .compat_props = (GlobalProperty[]) { 488 PC_COMPAT_2_0, 489 { /* end of list */ } 490 }, 491 }; 492 493 #define PC_I440FX_1_7_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS 494 495 static QEMUMachine pc_i440fx_machine_v1_7 = { 496 PC_I440FX_1_7_MACHINE_OPTIONS, 497 .name = "pc-i440fx-1.7", 498 .init = pc_init_pci_1_7, 499 .compat_props = (GlobalProperty[]) { 500 PC_COMPAT_1_7, 501 { /* end of list */ } 502 }, 503 }; 504 505 #define PC_I440FX_1_6_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS 506 507 static QEMUMachine pc_i440fx_machine_v1_6 = { 508 PC_I440FX_1_6_MACHINE_OPTIONS, 509 .name = "pc-i440fx-1.6", 510 .init = pc_init_pci_1_6, 511 .compat_props = (GlobalProperty[]) { 512 PC_COMPAT_1_6, 513 { /* end of list */ } 514 }, 515 }; 516 517 static QEMUMachine pc_i440fx_machine_v1_5 = { 518 PC_I440FX_1_6_MACHINE_OPTIONS, 519 .name = "pc-i440fx-1.5", 520 .init = pc_init_pci_1_5, 521 .compat_props = (GlobalProperty[]) { 522 PC_COMPAT_1_5, 523 { /* end of list */ } 524 }, 525 }; 526 527 #define PC_I440FX_1_4_MACHINE_OPTIONS \ 528 PC_I440FX_1_6_MACHINE_OPTIONS, \ 529 .hot_add_cpu = NULL 530 531 static QEMUMachine pc_i440fx_machine_v1_4 = { 532 PC_I440FX_1_4_MACHINE_OPTIONS, 533 .name = "pc-i440fx-1.4", 534 .init = pc_init_pci_1_4, 535 .compat_props = (GlobalProperty[]) { 536 PC_COMPAT_1_4, 537 { /* end of list */ } 538 }, 539 }; 540 541 #define PC_COMPAT_1_3 \ 542 PC_COMPAT_1_4, \ 543 {\ 544 .driver = "usb-tablet",\ 545 .property = "usb_version",\ 546 .value = stringify(1),\ 547 },{\ 548 .driver = "virtio-net-pci",\ 549 .property = "ctrl_mac_addr",\ 550 .value = "off", \ 551 },{ \ 552 .driver = "virtio-net-pci", \ 553 .property = "mq", \ 554 .value = "off", \ 555 }, {\ 556 .driver = "e1000",\ 557 .property = "autonegotiation",\ 558 .value = "off",\ 559 } 560 561 static QEMUMachine pc_machine_v1_3 = { 562 PC_I440FX_1_4_MACHINE_OPTIONS, 563 .name = "pc-1.3", 564 .init = pc_init_pci_1_3, 565 .compat_props = (GlobalProperty[]) { 566 PC_COMPAT_1_3, 567 { /* end of list */ } 568 }, 569 }; 570 571 #define PC_COMPAT_1_2 \ 572 PC_COMPAT_1_3,\ 573 {\ 574 .driver = "nec-usb-xhci",\ 575 .property = "msi",\ 576 .value = "off",\ 577 },{\ 578 .driver = "nec-usb-xhci",\ 579 .property = "msix",\ 580 .value = "off",\ 581 },{\ 582 .driver = "ivshmem",\ 583 .property = "use64",\ 584 .value = "0",\ 585 },{\ 586 .driver = "qxl",\ 587 .property = "revision",\ 588 .value = stringify(3),\ 589 },{\ 590 .driver = "qxl-vga",\ 591 .property = "revision",\ 592 .value = stringify(3),\ 593 },{\ 594 .driver = "VGA",\ 595 .property = "mmio",\ 596 .value = "off",\ 597 } 598 599 #define PC_I440FX_1_2_MACHINE_OPTIONS \ 600 PC_I440FX_1_4_MACHINE_OPTIONS, \ 601 .init = pc_init_pci_1_2 602 603 static QEMUMachine pc_machine_v1_2 = { 604 PC_I440FX_1_2_MACHINE_OPTIONS, 605 .name = "pc-1.2", 606 .compat_props = (GlobalProperty[]) { 607 PC_COMPAT_1_2, 608 { /* end of list */ } 609 }, 610 }; 611 612 #define PC_COMPAT_1_1 \ 613 PC_COMPAT_1_2,\ 614 {\ 615 .driver = "virtio-scsi-pci",\ 616 .property = "hotplug",\ 617 .value = "off",\ 618 },{\ 619 .driver = "virtio-scsi-pci",\ 620 .property = "param_change",\ 621 .value = "off",\ 622 },{\ 623 .driver = "VGA",\ 624 .property = "vgamem_mb",\ 625 .value = stringify(8),\ 626 },{\ 627 .driver = "vmware-svga",\ 628 .property = "vgamem_mb",\ 629 .value = stringify(8),\ 630 },{\ 631 .driver = "qxl-vga",\ 632 .property = "vgamem_mb",\ 633 .value = stringify(8),\ 634 },{\ 635 .driver = "qxl",\ 636 .property = "vgamem_mb",\ 637 .value = stringify(8),\ 638 },{\ 639 .driver = "virtio-blk-pci",\ 640 .property = "config-wce",\ 641 .value = "off",\ 642 } 643 644 static QEMUMachine pc_machine_v1_1 = { 645 PC_I440FX_1_2_MACHINE_OPTIONS, 646 .name = "pc-1.1", 647 .compat_props = (GlobalProperty[]) { 648 PC_COMPAT_1_1, 649 { /* end of list */ } 650 }, 651 }; 652 653 #define PC_COMPAT_1_0 \ 654 PC_COMPAT_1_1,\ 655 {\ 656 .driver = TYPE_ISA_FDC,\ 657 .property = "check_media_rate",\ 658 .value = "off",\ 659 }, {\ 660 .driver = "virtio-balloon-pci",\ 661 .property = "class",\ 662 .value = stringify(PCI_CLASS_MEMORY_RAM),\ 663 },{\ 664 .driver = "apic",\ 665 .property = "vapic",\ 666 .value = "off",\ 667 },{\ 668 .driver = TYPE_USB_DEVICE,\ 669 .property = "full-path",\ 670 .value = "no",\ 671 } 672 673 static QEMUMachine pc_machine_v1_0 = { 674 PC_I440FX_1_2_MACHINE_OPTIONS, 675 .name = "pc-1.0", 676 .compat_props = (GlobalProperty[]) { 677 PC_COMPAT_1_0, 678 { /* end of list */ } 679 }, 680 .hw_version = "1.0", 681 }; 682 683 #define PC_COMPAT_0_15 \ 684 PC_COMPAT_1_0 685 686 static QEMUMachine pc_machine_v0_15 = { 687 PC_I440FX_1_2_MACHINE_OPTIONS, 688 .name = "pc-0.15", 689 .compat_props = (GlobalProperty[]) { 690 PC_COMPAT_0_15, 691 { /* end of list */ } 692 }, 693 .hw_version = "0.15", 694 }; 695 696 #define PC_COMPAT_0_14 \ 697 PC_COMPAT_0_15,\ 698 {\ 699 .driver = "virtio-blk-pci",\ 700 .property = "event_idx",\ 701 .value = "off",\ 702 },{\ 703 .driver = "virtio-serial-pci",\ 704 .property = "event_idx",\ 705 .value = "off",\ 706 },{\ 707 .driver = "virtio-net-pci",\ 708 .property = "event_idx",\ 709 .value = "off",\ 710 },{\ 711 .driver = "virtio-balloon-pci",\ 712 .property = "event_idx",\ 713 .value = "off",\ 714 } 715 716 static QEMUMachine pc_machine_v0_14 = { 717 PC_I440FX_1_2_MACHINE_OPTIONS, 718 .name = "pc-0.14", 719 .compat_props = (GlobalProperty[]) { 720 PC_COMPAT_0_14, 721 { 722 .driver = "qxl", 723 .property = "revision", 724 .value = stringify(2), 725 },{ 726 .driver = "qxl-vga", 727 .property = "revision", 728 .value = stringify(2), 729 }, 730 { /* end of list */ } 731 }, 732 .hw_version = "0.14", 733 }; 734 735 #define PC_COMPAT_0_13 \ 736 PC_COMPAT_0_14,\ 737 {\ 738 .driver = TYPE_PCI_DEVICE,\ 739 .property = "command_serr_enable",\ 740 .value = "off",\ 741 },{\ 742 .driver = "AC97",\ 743 .property = "use_broken_id",\ 744 .value = stringify(1),\ 745 } 746 747 #define PC_I440FX_0_13_MACHINE_OPTIONS \ 748 PC_I440FX_1_2_MACHINE_OPTIONS, \ 749 .init = pc_init_pci_no_kvmclock 750 751 static QEMUMachine pc_machine_v0_13 = { 752 PC_I440FX_0_13_MACHINE_OPTIONS, 753 .name = "pc-0.13", 754 .compat_props = (GlobalProperty[]) { 755 PC_COMPAT_0_13, 756 { 757 .driver = "virtio-9p-pci", 758 .property = "vectors", 759 .value = stringify(0), 760 },{ 761 .driver = "VGA", 762 .property = "rombar", 763 .value = stringify(0), 764 },{ 765 .driver = "vmware-svga", 766 .property = "rombar", 767 .value = stringify(0), 768 }, 769 { /* end of list */ } 770 }, 771 .hw_version = "0.13", 772 }; 773 774 #define PC_COMPAT_0_12 \ 775 PC_COMPAT_0_13,\ 776 {\ 777 .driver = "virtio-serial-pci",\ 778 .property = "max_ports",\ 779 .value = stringify(1),\ 780 },{\ 781 .driver = "virtio-serial-pci",\ 782 .property = "vectors",\ 783 .value = stringify(0),\ 784 },{\ 785 .driver = "usb-mouse",\ 786 .property = "serial",\ 787 .value = "1",\ 788 },{\ 789 .driver = "usb-tablet",\ 790 .property = "serial",\ 791 .value = "1",\ 792 },{\ 793 .driver = "usb-kbd",\ 794 .property = "serial",\ 795 .value = "1",\ 796 } 797 798 static QEMUMachine pc_machine_v0_12 = { 799 PC_I440FX_0_13_MACHINE_OPTIONS, 800 .name = "pc-0.12", 801 .compat_props = (GlobalProperty[]) { 802 PC_COMPAT_0_12, 803 { 804 .driver = "VGA", 805 .property = "rombar", 806 .value = stringify(0), 807 },{ 808 .driver = "vmware-svga", 809 .property = "rombar", 810 .value = stringify(0), 811 }, 812 { /* end of list */ } 813 }, 814 .hw_version = "0.12", 815 }; 816 817 #define PC_COMPAT_0_11 \ 818 PC_COMPAT_0_12,\ 819 {\ 820 .driver = "virtio-blk-pci",\ 821 .property = "vectors",\ 822 .value = stringify(0),\ 823 },{\ 824 .driver = TYPE_PCI_DEVICE,\ 825 .property = "rombar",\ 826 .value = stringify(0),\ 827 } 828 829 static QEMUMachine pc_machine_v0_11 = { 830 PC_I440FX_0_13_MACHINE_OPTIONS, 831 .name = "pc-0.11", 832 .compat_props = (GlobalProperty[]) { 833 PC_COMPAT_0_11, 834 { 835 .driver = "ide-drive", 836 .property = "ver", 837 .value = "0.11", 838 },{ 839 .driver = "scsi-disk", 840 .property = "ver", 841 .value = "0.11", 842 }, 843 { /* end of list */ } 844 }, 845 .hw_version = "0.11", 846 }; 847 848 static QEMUMachine pc_machine_v0_10 = { 849 PC_I440FX_0_13_MACHINE_OPTIONS, 850 .name = "pc-0.10", 851 .compat_props = (GlobalProperty[]) { 852 PC_COMPAT_0_11, 853 { 854 .driver = "virtio-blk-pci", 855 .property = "class", 856 .value = stringify(PCI_CLASS_STORAGE_OTHER), 857 },{ 858 .driver = "virtio-serial-pci", 859 .property = "class", 860 .value = stringify(PCI_CLASS_DISPLAY_OTHER), 861 },{ 862 .driver = "virtio-net-pci", 863 .property = "vectors", 864 .value = stringify(0), 865 },{ 866 .driver = "ide-drive", 867 .property = "ver", 868 .value = "0.10", 869 },{ 870 .driver = "scsi-disk", 871 .property = "ver", 872 .value = "0.10", 873 }, 874 { /* end of list */ } 875 }, 876 .hw_version = "0.10", 877 }; 878 879 static QEMUMachine isapc_machine = { 880 PC_COMMON_MACHINE_OPTIONS, 881 .name = "isapc", 882 .desc = "ISA-only PC", 883 .init = pc_init_isa, 884 .max_cpus = 1, 885 .compat_props = (GlobalProperty[]) { 886 { /* end of list */ } 887 }, 888 }; 889 890 #ifdef CONFIG_XEN 891 static QEMUMachine xenfv_machine = { 892 PC_COMMON_MACHINE_OPTIONS, 893 .name = "xenfv", 894 .desc = "Xen Fully-virtualized PC", 895 .init = pc_xen_hvm_init, 896 .max_cpus = HVM_MAX_VCPUS, 897 .default_machine_opts = "accel=xen", 898 .hot_add_cpu = pc_hot_add_cpu, 899 .compat_props = (GlobalProperty[]) { 900 /* xenfv has no fwcfg and so does not load acpi from QEMU. 901 * as such new acpi features don't work. 902 */ 903 { 904 .driver = "PIIX4_PM", 905 .property = "acpi-pci-hotplug-with-bridge-support", 906 .value = "off", 907 }, 908 { /* end of list */ } 909 }, 910 }; 911 #endif 912 913 static void pc_machine_init(void) 914 { 915 qemu_register_pc_machine(&pc_i440fx_machine_v2_2); 916 qemu_register_pc_machine(&pc_i440fx_machine_v2_1); 917 qemu_register_pc_machine(&pc_i440fx_machine_v2_0); 918 qemu_register_pc_machine(&pc_i440fx_machine_v1_7); 919 qemu_register_pc_machine(&pc_i440fx_machine_v1_6); 920 qemu_register_pc_machine(&pc_i440fx_machine_v1_5); 921 qemu_register_pc_machine(&pc_i440fx_machine_v1_4); 922 qemu_register_pc_machine(&pc_machine_v1_3); 923 qemu_register_pc_machine(&pc_machine_v1_2); 924 qemu_register_pc_machine(&pc_machine_v1_1); 925 qemu_register_pc_machine(&pc_machine_v1_0); 926 qemu_register_pc_machine(&pc_machine_v0_15); 927 qemu_register_pc_machine(&pc_machine_v0_14); 928 qemu_register_pc_machine(&pc_machine_v0_13); 929 qemu_register_pc_machine(&pc_machine_v0_12); 930 qemu_register_pc_machine(&pc_machine_v0_11); 931 qemu_register_pc_machine(&pc_machine_v0_10); 932 qemu_register_pc_machine(&isapc_machine); 933 #ifdef CONFIG_XEN 934 qemu_register_pc_machine(&xenfv_machine); 935 #endif 936 } 937 938 machine_init(pc_machine_init); 939