1 /* 2 * Q35 chipset based pc system emulator 3 * 4 * Copyright (c) 2003-2004 Fabrice Bellard 5 * Copyright (c) 2009, 2010 6 * Isaku Yamahata <yamahata at valinux co jp> 7 * VA Linux Systems Japan K.K. 8 * Copyright (C) 2012 Jason Baron <jbaron@redhat.com> 9 * 10 * This is based on pc.c, but heavily modified. 11 * 12 * Permission is hereby granted, free of charge, to any person obtaining a copy 13 * of this software and associated documentation files (the "Software"), to deal 14 * in the Software without restriction, including without limitation the rights 15 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 16 * copies of the Software, and to permit persons to whom the Software is 17 * furnished to do so, subject to the following conditions: 18 * 19 * The above copyright notice and this permission notice shall be included in 20 * all copies or substantial portions of the Software. 21 * 22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 23 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 25 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 26 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 27 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 28 * THE SOFTWARE. 29 */ 30 31 #include "qemu/osdep.h" 32 #include "qemu/units.h" 33 #include "hw/acpi/acpi.h" 34 #include "hw/char/parallel-isa.h" 35 #include "hw/loader.h" 36 #include "hw/i2c/smbus_eeprom.h" 37 #include "hw/rtc/mc146818rtc.h" 38 #include "sysemu/tcg.h" 39 #include "sysemu/kvm.h" 40 #include "hw/i386/kvm/clock.h" 41 #include "hw/pci-host/q35.h" 42 #include "hw/pci/pcie_port.h" 43 #include "hw/qdev-properties.h" 44 #include "hw/i386/x86.h" 45 #include "hw/i386/pc.h" 46 #include "hw/i386/amd_iommu.h" 47 #include "hw/i386/intel_iommu.h" 48 #include "hw/virtio/virtio-iommu.h" 49 #include "hw/display/ramfb.h" 50 #include "hw/ide/pci.h" 51 #include "hw/ide/ahci-pci.h" 52 #include "hw/intc/ioapic.h" 53 #include "hw/southbridge/ich9.h" 54 #include "hw/usb.h" 55 #include "hw/usb/hcd-uhci.h" 56 #include "qapi/error.h" 57 #include "qemu/error-report.h" 58 #include "sysemu/numa.h" 59 #include "hw/hyperv/vmbus-bridge.h" 60 #include "hw/mem/nvdimm.h" 61 #include "hw/i386/acpi-build.h" 62 #include "target/i386/cpu.h" 63 64 /* ICH9 AHCI has 6 ports */ 65 #define MAX_SATA_PORTS 6 66 67 static GlobalProperty pc_q35_compat_defaults[] = { 68 { TYPE_VIRTIO_IOMMU_PCI, "aw-bits", "39" }, 69 }; 70 static const size_t pc_q35_compat_defaults_len = 71 G_N_ELEMENTS(pc_q35_compat_defaults); 72 73 struct ehci_companions { 74 const char *name; 75 int func; 76 int port; 77 }; 78 79 static const struct ehci_companions ich9_1d[] = { 80 { .name = TYPE_ICH9_USB_UHCI(1), .func = 0, .port = 0 }, 81 { .name = TYPE_ICH9_USB_UHCI(2), .func = 1, .port = 2 }, 82 { .name = TYPE_ICH9_USB_UHCI(3), .func = 2, .port = 4 }, 83 }; 84 85 static const struct ehci_companions ich9_1a[] = { 86 { .name = TYPE_ICH9_USB_UHCI(4), .func = 0, .port = 0 }, 87 { .name = TYPE_ICH9_USB_UHCI(5), .func = 1, .port = 2 }, 88 { .name = TYPE_ICH9_USB_UHCI(6), .func = 2, .port = 4 }, 89 }; 90 91 static int ehci_create_ich9_with_companions(PCIBus *bus, int slot) 92 { 93 const struct ehci_companions *comp; 94 PCIDevice *ehci, *uhci; 95 BusState *usbbus; 96 const char *name; 97 int i; 98 99 switch (slot) { 100 case 0x1d: 101 name = "ich9-usb-ehci1"; 102 comp = ich9_1d; 103 break; 104 case 0x1a: 105 name = "ich9-usb-ehci2"; 106 comp = ich9_1a; 107 break; 108 default: 109 return -1; 110 } 111 112 ehci = pci_new_multifunction(PCI_DEVFN(slot, 7), name); 113 pci_realize_and_unref(ehci, bus, &error_fatal); 114 usbbus = QLIST_FIRST(&ehci->qdev.child_bus); 115 116 for (i = 0; i < 3; i++) { 117 uhci = pci_new_multifunction(PCI_DEVFN(slot, comp[i].func), 118 comp[i].name); 119 qdev_prop_set_string(&uhci->qdev, "masterbus", usbbus->name); 120 qdev_prop_set_uint32(&uhci->qdev, "firstport", comp[i].port); 121 pci_realize_and_unref(uhci, bus, &error_fatal); 122 } 123 return 0; 124 } 125 126 /* PC hardware initialisation */ 127 static void pc_q35_init(MachineState *machine) 128 { 129 PCMachineState *pcms = PC_MACHINE(machine); 130 PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms); 131 X86MachineState *x86ms = X86_MACHINE(machine); 132 Object *phb; 133 PCIDevice *lpc; 134 DeviceState *lpc_dev; 135 MemoryRegion *system_memory = get_system_memory(); 136 MemoryRegion *system_io = get_system_io(); 137 MemoryRegion *pci_memory = g_new(MemoryRegion, 1); 138 GSIState *gsi_state; 139 ISABus *isa_bus; 140 int i; 141 ram_addr_t lowmem; 142 DriveInfo *hd[MAX_SATA_PORTS]; 143 MachineClass *mc = MACHINE_GET_CLASS(machine); 144 bool acpi_pcihp; 145 bool keep_pci_slot_hpc; 146 uint64_t pci_hole64_size = 0; 147 148 assert(pcmc->pci_enabled); 149 150 /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory 151 * and 256 Mbytes for PCI Express Enhanced Configuration Access Mapping 152 * also known as MMCFG). 153 * If it doesn't, we need to split it in chunks below and above 4G. 154 * In any case, try to make sure that guest addresses aligned at 155 * 1G boundaries get mapped to host addresses aligned at 1G boundaries. 156 */ 157 if (machine->ram_size >= 0xb0000000) { 158 lowmem = 0x80000000; 159 } else { 160 lowmem = 0xb0000000; 161 } 162 163 /* Handle the machine opt max-ram-below-4g. It is basically doing 164 * min(qemu limit, user limit). 165 */ 166 if (!pcms->max_ram_below_4g) { 167 pcms->max_ram_below_4g = 4 * GiB; 168 } 169 if (lowmem > pcms->max_ram_below_4g) { 170 lowmem = pcms->max_ram_below_4g; 171 if (machine->ram_size - lowmem > lowmem && 172 lowmem & (1 * GiB - 1)) { 173 warn_report("There is possibly poor performance as the ram size " 174 " (0x%" PRIx64 ") is more then twice the size of" 175 " max-ram-below-4g (%"PRIu64") and" 176 " max-ram-below-4g is not a multiple of 1G.", 177 (uint64_t)machine->ram_size, pcms->max_ram_below_4g); 178 } 179 } 180 181 if (machine->ram_size >= lowmem) { 182 x86ms->above_4g_mem_size = machine->ram_size - lowmem; 183 x86ms->below_4g_mem_size = lowmem; 184 } else { 185 x86ms->above_4g_mem_size = 0; 186 x86ms->below_4g_mem_size = machine->ram_size; 187 } 188 189 pc_machine_init_sgx_epc(pcms); 190 x86_cpus_init(x86ms, pcmc->default_cpu_version); 191 192 if (kvm_enabled()) { 193 kvmclock_create(pcmc->kvmclock_create_always); 194 } 195 196 /* create pci host bus */ 197 phb = OBJECT(qdev_new(TYPE_Q35_HOST_DEVICE)); 198 199 pci_hole64_size = object_property_get_uint(phb, 200 PCI_HOST_PROP_PCI_HOLE64_SIZE, 201 &error_abort); 202 203 /* allocate ram and load rom/bios */ 204 memory_region_init(pci_memory, NULL, "pci", UINT64_MAX); 205 pc_memory_init(pcms, system_memory, pci_memory, pci_hole64_size); 206 207 object_property_add_child(OBJECT(machine), "q35", phb); 208 object_property_set_link(phb, PCI_HOST_PROP_RAM_MEM, 209 OBJECT(machine->ram), NULL); 210 object_property_set_link(phb, PCI_HOST_PROP_PCI_MEM, 211 OBJECT(pci_memory), NULL); 212 object_property_set_link(phb, PCI_HOST_PROP_SYSTEM_MEM, 213 OBJECT(system_memory), NULL); 214 object_property_set_link(phb, PCI_HOST_PROP_IO_MEM, 215 OBJECT(system_io), NULL); 216 object_property_set_int(phb, PCI_HOST_BELOW_4G_MEM_SIZE, 217 x86ms->below_4g_mem_size, NULL); 218 object_property_set_int(phb, PCI_HOST_ABOVE_4G_MEM_SIZE, 219 x86ms->above_4g_mem_size, NULL); 220 object_property_set_bool(phb, PCI_HOST_BYPASS_IOMMU, 221 pcms->default_bus_bypass_iommu, NULL); 222 object_property_set_bool(phb, PCI_HOST_PROP_SMM_RANGES, 223 x86_machine_is_smm_enabled(x86ms), NULL); 224 sysbus_realize_and_unref(SYS_BUS_DEVICE(phb), &error_fatal); 225 226 /* pci */ 227 pcms->pcibus = PCI_BUS(qdev_get_child_bus(DEVICE(phb), "pcie.0")); 228 229 /* irq lines */ 230 gsi_state = pc_gsi_create(&x86ms->gsi, true); 231 232 /* create ISA bus */ 233 lpc = pci_new_multifunction(PCI_DEVFN(ICH9_LPC_DEV, ICH9_LPC_FUNC), 234 TYPE_ICH9_LPC_DEVICE); 235 lpc_dev = DEVICE(lpc); 236 qdev_prop_set_bit(lpc_dev, "smm-enabled", 237 x86_machine_is_smm_enabled(x86ms)); 238 for (i = 0; i < IOAPIC_NUM_PINS; i++) { 239 qdev_connect_gpio_out_named(lpc_dev, ICH9_GPIO_GSI, i, x86ms->gsi[i]); 240 } 241 pci_realize_and_unref(lpc, pcms->pcibus, &error_fatal); 242 243 x86ms->rtc = ISA_DEVICE(object_resolve_path_component(OBJECT(lpc), "rtc")); 244 245 object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP, 246 TYPE_HOTPLUG_HANDLER, 247 (Object **)&x86ms->acpi_dev, 248 object_property_allow_set_link, 249 OBJ_PROP_LINK_STRONG); 250 object_property_set_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP, 251 OBJECT(lpc), &error_abort); 252 253 acpi_pcihp = object_property_get_bool(OBJECT(lpc), 254 ACPI_PM_PROP_ACPI_PCIHP_BRIDGE, 255 NULL); 256 257 keep_pci_slot_hpc = object_property_get_bool(OBJECT(lpc), 258 "x-keep-pci-slot-hpc", 259 NULL); 260 261 if (!keep_pci_slot_hpc && acpi_pcihp) { 262 object_register_sugar_prop(TYPE_PCIE_SLOT, 263 "x-do-not-expose-native-hotplug-cap", 264 "true", true); 265 } 266 267 isa_bus = ISA_BUS(qdev_get_child_bus(lpc_dev, "isa.0")); 268 269 if (x86ms->pic == ON_OFF_AUTO_ON || x86ms->pic == ON_OFF_AUTO_AUTO) { 270 pc_i8259_create(isa_bus, gsi_state->i8259_irq); 271 } 272 273 ioapic_init_gsi(gsi_state, OBJECT(phb)); 274 275 if (tcg_enabled()) { 276 x86_register_ferr_irq(x86ms->gsi[13]); 277 } 278 279 assert(pcms->vmport != ON_OFF_AUTO__MAX); 280 if (pcms->vmport == ON_OFF_AUTO_AUTO) { 281 pcms->vmport = ON_OFF_AUTO_ON; 282 } 283 284 /* init basic PC hardware */ 285 pc_basic_device_init(pcms, isa_bus, x86ms->gsi, x86ms->rtc, !mc->no_floppy, 286 0xff0104); 287 288 if (pcms->sata_enabled) { 289 PCIDevice *pdev; 290 AHCIPCIState *ich9; 291 292 /* ahci and SATA device, for q35 1 ahci controller is built-in */ 293 pdev = pci_create_simple_multifunction(pcms->pcibus, 294 PCI_DEVFN(ICH9_SATA1_DEV, 295 ICH9_SATA1_FUNC), 296 "ich9-ahci"); 297 ich9 = ICH9_AHCI(pdev); 298 pcms->idebus[0] = qdev_get_child_bus(DEVICE(pdev), "ide.0"); 299 pcms->idebus[1] = qdev_get_child_bus(DEVICE(pdev), "ide.1"); 300 g_assert(MAX_SATA_PORTS == ich9->ahci.ports); 301 ide_drive_get(hd, ich9->ahci.ports); 302 ahci_ide_create_devs(&ich9->ahci, hd); 303 } 304 305 if (machine_usb(machine)) { 306 /* Should we create 6 UHCI according to ich9 spec? */ 307 ehci_create_ich9_with_companions(pcms->pcibus, 0x1d); 308 } 309 310 if (pcms->smbus_enabled) { 311 PCIDevice *smb; 312 313 /* TODO: Populate SPD eeprom data. */ 314 smb = pci_create_simple_multifunction(pcms->pcibus, 315 PCI_DEVFN(ICH9_SMB_DEV, 316 ICH9_SMB_FUNC), 317 TYPE_ICH9_SMB_DEVICE); 318 pcms->smbus = I2C_BUS(qdev_get_child_bus(DEVICE(smb), "i2c")); 319 320 smbus_eeprom_init(pcms->smbus, 8, NULL, 0); 321 } 322 323 /* the rest devices to which pci devfn is automatically assigned */ 324 pc_vga_init(isa_bus, pcms->pcibus); 325 pc_nic_init(pcmc, isa_bus, pcms->pcibus); 326 327 if (machine->nvdimms_state->is_enabled) { 328 nvdimm_init_acpi_state(machine->nvdimms_state, system_io, 329 x86_nvdimm_acpi_dsmio, 330 x86ms->fw_cfg, OBJECT(pcms)); 331 } 332 } 333 334 #define DEFINE_Q35_MACHINE(major, minor) \ 335 DEFINE_PC_VER_MACHINE(pc_q35, "pc-q35", pc_q35_init, major, minor); 336 337 #define DEFINE_Q35_MACHINE_BUGFIX(major, minor, micro) \ 338 DEFINE_PC_VER_MACHINE(pc_q35, "pc-q35", pc_q35_init, major, minor, micro); 339 340 static void pc_q35_machine_options(MachineClass *m) 341 { 342 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 343 pcmc->pci_root_uid = 0; 344 pcmc->default_cpu_version = 1; 345 346 m->family = "pc_q35"; 347 m->desc = "Standard PC (Q35 + ICH9, 2009)"; 348 m->units_per_default_bus = 1; 349 m->default_machine_opts = "firmware=bios-256k.bin"; 350 m->default_display = "std"; 351 m->default_nic = "e1000e"; 352 m->default_kernel_irqchip_split = false; 353 m->no_floppy = 1; 354 m->max_cpus = 4096; 355 m->no_parallel = !module_object_class_by_name(TYPE_ISA_PARALLEL); 356 machine_class_allow_dynamic_sysbus_dev(m, TYPE_AMD_IOMMU_DEVICE); 357 machine_class_allow_dynamic_sysbus_dev(m, TYPE_INTEL_IOMMU_DEVICE); 358 machine_class_allow_dynamic_sysbus_dev(m, TYPE_RAMFB_DEVICE); 359 machine_class_allow_dynamic_sysbus_dev(m, TYPE_VMBUS_BRIDGE); 360 compat_props_add(m->compat_props, 361 pc_q35_compat_defaults, pc_q35_compat_defaults_len); 362 } 363 364 static void pc_q35_machine_9_1_options(MachineClass *m) 365 { 366 pc_q35_machine_options(m); 367 m->alias = "q35"; 368 } 369 370 DEFINE_Q35_MACHINE(9, 1); 371 372 static void pc_q35_machine_9_0_options(MachineClass *m) 373 { 374 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 375 pc_q35_machine_9_1_options(m); 376 m->alias = NULL; 377 compat_props_add(m->compat_props, hw_compat_9_0, hw_compat_9_0_len); 378 compat_props_add(m->compat_props, pc_compat_9_0, pc_compat_9_0_len); 379 pcmc->isa_bios_alias = false; 380 } 381 382 DEFINE_Q35_MACHINE(9, 0); 383 384 static void pc_q35_machine_8_2_options(MachineClass *m) 385 { 386 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 387 pc_q35_machine_9_0_options(m); 388 m->max_cpus = 1024; 389 compat_props_add(m->compat_props, hw_compat_8_2, hw_compat_8_2_len); 390 compat_props_add(m->compat_props, pc_compat_8_2, pc_compat_8_2_len); 391 /* For pc-q35-8.2 and 8.1, use SMBIOS 3.X by default */ 392 pcmc->default_smbios_ep_type = SMBIOS_ENTRY_POINT_TYPE_64; 393 } 394 395 DEFINE_Q35_MACHINE(8, 2); 396 397 static void pc_q35_machine_8_1_options(MachineClass *m) 398 { 399 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 400 pc_q35_machine_8_2_options(m); 401 pcmc->broken_32bit_mem_addr_check = true; 402 compat_props_add(m->compat_props, hw_compat_8_1, hw_compat_8_1_len); 403 compat_props_add(m->compat_props, pc_compat_8_1, pc_compat_8_1_len); 404 } 405 406 DEFINE_Q35_MACHINE(8, 1); 407 408 static void pc_q35_machine_8_0_options(MachineClass *m) 409 { 410 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 411 412 pc_q35_machine_8_1_options(m); 413 compat_props_add(m->compat_props, hw_compat_8_0, hw_compat_8_0_len); 414 compat_props_add(m->compat_props, pc_compat_8_0, pc_compat_8_0_len); 415 416 /* For pc-q35-8.0 and older, use SMBIOS 2.8 by default */ 417 pcmc->default_smbios_ep_type = SMBIOS_ENTRY_POINT_TYPE_32; 418 m->max_cpus = 288; 419 } 420 421 DEFINE_Q35_MACHINE(8, 0); 422 423 static void pc_q35_machine_7_2_options(MachineClass *m) 424 { 425 pc_q35_machine_8_0_options(m); 426 compat_props_add(m->compat_props, hw_compat_7_2, hw_compat_7_2_len); 427 compat_props_add(m->compat_props, pc_compat_7_2, pc_compat_7_2_len); 428 } 429 430 DEFINE_Q35_MACHINE(7, 2); 431 432 static void pc_q35_machine_7_1_options(MachineClass *m) 433 { 434 pc_q35_machine_7_2_options(m); 435 compat_props_add(m->compat_props, hw_compat_7_1, hw_compat_7_1_len); 436 compat_props_add(m->compat_props, pc_compat_7_1, pc_compat_7_1_len); 437 } 438 439 DEFINE_Q35_MACHINE(7, 1); 440 441 static void pc_q35_machine_7_0_options(MachineClass *m) 442 { 443 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 444 pc_q35_machine_7_1_options(m); 445 pcmc->enforce_amd_1tb_hole = false; 446 compat_props_add(m->compat_props, hw_compat_7_0, hw_compat_7_0_len); 447 compat_props_add(m->compat_props, pc_compat_7_0, pc_compat_7_0_len); 448 } 449 450 DEFINE_Q35_MACHINE(7, 0); 451 452 static void pc_q35_machine_6_2_options(MachineClass *m) 453 { 454 pc_q35_machine_7_0_options(m); 455 compat_props_add(m->compat_props, hw_compat_6_2, hw_compat_6_2_len); 456 compat_props_add(m->compat_props, pc_compat_6_2, pc_compat_6_2_len); 457 } 458 459 DEFINE_Q35_MACHINE(6, 2); 460 461 static void pc_q35_machine_6_1_options(MachineClass *m) 462 { 463 pc_q35_machine_6_2_options(m); 464 compat_props_add(m->compat_props, hw_compat_6_1, hw_compat_6_1_len); 465 compat_props_add(m->compat_props, pc_compat_6_1, pc_compat_6_1_len); 466 m->smp_props.prefer_sockets = true; 467 } 468 469 DEFINE_Q35_MACHINE(6, 1); 470 471 static void pc_q35_machine_6_0_options(MachineClass *m) 472 { 473 pc_q35_machine_6_1_options(m); 474 compat_props_add(m->compat_props, hw_compat_6_0, hw_compat_6_0_len); 475 compat_props_add(m->compat_props, pc_compat_6_0, pc_compat_6_0_len); 476 } 477 478 DEFINE_Q35_MACHINE(6, 0); 479 480 static void pc_q35_machine_5_2_options(MachineClass *m) 481 { 482 pc_q35_machine_6_0_options(m); 483 compat_props_add(m->compat_props, hw_compat_5_2, hw_compat_5_2_len); 484 compat_props_add(m->compat_props, pc_compat_5_2, pc_compat_5_2_len); 485 } 486 487 DEFINE_Q35_MACHINE(5, 2); 488 489 static void pc_q35_machine_5_1_options(MachineClass *m) 490 { 491 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 492 493 pc_q35_machine_5_2_options(m); 494 compat_props_add(m->compat_props, hw_compat_5_1, hw_compat_5_1_len); 495 compat_props_add(m->compat_props, pc_compat_5_1, pc_compat_5_1_len); 496 pcmc->kvmclock_create_always = false; 497 pcmc->pci_root_uid = 1; 498 } 499 500 DEFINE_Q35_MACHINE(5, 1); 501 502 static void pc_q35_machine_5_0_options(MachineClass *m) 503 { 504 pc_q35_machine_5_1_options(m); 505 m->numa_mem_supported = true; 506 compat_props_add(m->compat_props, hw_compat_5_0, hw_compat_5_0_len); 507 compat_props_add(m->compat_props, pc_compat_5_0, pc_compat_5_0_len); 508 m->auto_enable_numa_with_memdev = false; 509 } 510 511 DEFINE_Q35_MACHINE(5, 0); 512 513 static void pc_q35_machine_4_2_options(MachineClass *m) 514 { 515 pc_q35_machine_5_0_options(m); 516 compat_props_add(m->compat_props, hw_compat_4_2, hw_compat_4_2_len); 517 compat_props_add(m->compat_props, pc_compat_4_2, pc_compat_4_2_len); 518 } 519 520 DEFINE_Q35_MACHINE(4, 2); 521 522 static void pc_q35_machine_4_1_options(MachineClass *m) 523 { 524 pc_q35_machine_4_2_options(m); 525 compat_props_add(m->compat_props, hw_compat_4_1, hw_compat_4_1_len); 526 compat_props_add(m->compat_props, pc_compat_4_1, pc_compat_4_1_len); 527 } 528 529 DEFINE_Q35_MACHINE(4, 1); 530 531 static void pc_q35_machine_4_0_1_options(MachineClass *m) 532 { 533 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 534 pc_q35_machine_4_1_options(m); 535 pcmc->default_cpu_version = CPU_VERSION_LEGACY; 536 /* 537 * This is the default machine for the 4.0-stable branch. It is basically 538 * a 4.0 that doesn't use split irqchip by default. It MUST hence apply the 539 * 4.0 compat props. 540 */ 541 compat_props_add(m->compat_props, hw_compat_4_0, hw_compat_4_0_len); 542 compat_props_add(m->compat_props, pc_compat_4_0, pc_compat_4_0_len); 543 } 544 545 DEFINE_Q35_MACHINE_BUGFIX(4, 0, 1); 546 547 static void pc_q35_machine_4_0_options(MachineClass *m) 548 { 549 pc_q35_machine_4_0_1_options(m); 550 m->default_kernel_irqchip_split = true; 551 /* Compat props are applied by the 4.0.1 machine */ 552 } 553 554 DEFINE_Q35_MACHINE(4, 0); 555 556 static void pc_q35_machine_3_1_options(MachineClass *m) 557 { 558 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 559 560 pc_q35_machine_4_0_options(m); 561 m->default_kernel_irqchip_split = false; 562 m->smbus_no_migration_support = true; 563 pcmc->pvh_enabled = false; 564 compat_props_add(m->compat_props, hw_compat_3_1, hw_compat_3_1_len); 565 compat_props_add(m->compat_props, pc_compat_3_1, pc_compat_3_1_len); 566 } 567 568 DEFINE_Q35_MACHINE(3, 1); 569 570 static void pc_q35_machine_3_0_options(MachineClass *m) 571 { 572 pc_q35_machine_3_1_options(m); 573 compat_props_add(m->compat_props, hw_compat_3_0, hw_compat_3_0_len); 574 compat_props_add(m->compat_props, pc_compat_3_0, pc_compat_3_0_len); 575 } 576 577 DEFINE_Q35_MACHINE(3, 0); 578 579 static void pc_q35_machine_2_12_options(MachineClass *m) 580 { 581 pc_q35_machine_3_0_options(m); 582 compat_props_add(m->compat_props, hw_compat_2_12, hw_compat_2_12_len); 583 compat_props_add(m->compat_props, pc_compat_2_12, pc_compat_2_12_len); 584 } 585 586 DEFINE_Q35_MACHINE(2, 12); 587 588 static void pc_q35_machine_2_11_options(MachineClass *m) 589 { 590 pc_q35_machine_2_12_options(m); 591 m->default_nic = "e1000"; 592 compat_props_add(m->compat_props, hw_compat_2_11, hw_compat_2_11_len); 593 compat_props_add(m->compat_props, pc_compat_2_11, pc_compat_2_11_len); 594 } 595 596 DEFINE_Q35_MACHINE(2, 11); 597 598 static void pc_q35_machine_2_10_options(MachineClass *m) 599 { 600 pc_q35_machine_2_11_options(m); 601 compat_props_add(m->compat_props, hw_compat_2_10, hw_compat_2_10_len); 602 compat_props_add(m->compat_props, pc_compat_2_10, pc_compat_2_10_len); 603 m->auto_enable_numa_with_memhp = false; 604 } 605 606 DEFINE_Q35_MACHINE(2, 10); 607 608 static void pc_q35_machine_2_9_options(MachineClass *m) 609 { 610 pc_q35_machine_2_10_options(m); 611 compat_props_add(m->compat_props, hw_compat_2_9, hw_compat_2_9_len); 612 compat_props_add(m->compat_props, pc_compat_2_9, pc_compat_2_9_len); 613 } 614 615 DEFINE_Q35_MACHINE(2, 9); 616 617 static void pc_q35_machine_2_8_options(MachineClass *m) 618 { 619 pc_q35_machine_2_9_options(m); 620 compat_props_add(m->compat_props, hw_compat_2_8, hw_compat_2_8_len); 621 compat_props_add(m->compat_props, pc_compat_2_8, pc_compat_2_8_len); 622 } 623 624 DEFINE_Q35_MACHINE(2, 8); 625 626 static void pc_q35_machine_2_7_options(MachineClass *m) 627 { 628 pc_q35_machine_2_8_options(m); 629 m->max_cpus = 255; 630 compat_props_add(m->compat_props, hw_compat_2_7, hw_compat_2_7_len); 631 compat_props_add(m->compat_props, pc_compat_2_7, pc_compat_2_7_len); 632 } 633 634 DEFINE_Q35_MACHINE(2, 7); 635 636 static void pc_q35_machine_2_6_options(MachineClass *m) 637 { 638 X86MachineClass *x86mc = X86_MACHINE_CLASS(m); 639 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 640 641 pc_q35_machine_2_7_options(m); 642 pcmc->legacy_cpu_hotplug = true; 643 x86mc->fwcfg_dma_enabled = false; 644 compat_props_add(m->compat_props, hw_compat_2_6, hw_compat_2_6_len); 645 compat_props_add(m->compat_props, pc_compat_2_6, pc_compat_2_6_len); 646 } 647 648 DEFINE_Q35_MACHINE(2, 6); 649 650 static void pc_q35_machine_2_5_options(MachineClass *m) 651 { 652 X86MachineClass *x86mc = X86_MACHINE_CLASS(m); 653 654 pc_q35_machine_2_6_options(m); 655 x86mc->save_tsc_khz = false; 656 m->legacy_fw_cfg_order = 1; 657 compat_props_add(m->compat_props, hw_compat_2_5, hw_compat_2_5_len); 658 compat_props_add(m->compat_props, pc_compat_2_5, pc_compat_2_5_len); 659 } 660 661 DEFINE_Q35_MACHINE(2, 5); 662 663 static void pc_q35_machine_2_4_options(MachineClass *m) 664 { 665 PCMachineClass *pcmc = PC_MACHINE_CLASS(m); 666 667 pc_q35_machine_2_5_options(m); 668 m->hw_version = "2.4.0"; 669 pcmc->broken_reserved_end = true; 670 compat_props_add(m->compat_props, hw_compat_2_4, hw_compat_2_4_len); 671 compat_props_add(m->compat_props, pc_compat_2_4, pc_compat_2_4_len); 672 } 673 674 DEFINE_Q35_MACHINE(2, 4); 675