include/hw/i386/pc.h

   1 #ifndef HW_PC_H
   2 #define HW_PC_H
   3
   4 #include "qemu-common.h"
   5 #include "qemu/typedefs.h"
   6 #include "exec/memory.h"
   7 #include "hw/boards.h"
   8 #include "hw/isa/isa.h"
   9 #include "hw/block/fdc.h"
  10 #include "net/net.h"
  11 #include "hw/i386/ioapic.h"
  12
  13 #include "qemu/range.h"
  14 #include "qemu/bitmap.h"
  15 #include "sysemu/sysemu.h"
  16 #include "hw/pci/pci.h"
  17 #include "hw/boards.h"
  18 #include "hw/compat.h"
  19 #include "hw/mem/pc-dimm.h"
  20
  21 #define HPET_INTCAP "hpet-intcap"
  22
  23 /**
  24  * PCMachineState:
  25  * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
  26  * @enforce_aligned_dimm: check that DIMM's address/size is aligned by
  27  *                        backend's alignment value if provided
  28  */
  29 struct PCMachineState {
  30     /*< private >*/
  31     MachineState parent_obj;
  32
  33     /* <public> */
  34     MemoryHotplugState hotplug_memory;
  35
  36     HotplugHandler *acpi_dev;
  37     ISADevice *rtc;
  38
  39     uint64_t max_ram_below_4g;
  40     OnOffAuto vmport;
  41     OnOffAuto smm;
  42     bool enforce_aligned_dimm;
  43     ram_addr_t below_4g_mem_size, above_4g_mem_size;
  44 };
  45
  46 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
  47 #define PC_MACHINE_MEMHP_REGION_SIZE "hotplug-memory-region-size"
  48 #define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
  49 #define PC_MACHINE_VMPORT           "vmport"
  50 #define PC_MACHINE_SMM              "smm"
  51 #define PC_MACHINE_ENFORCE_ALIGNED_DIMM "enforce-aligned-dimm"
  52
  53 /**
  54  * PCMachineClass:
  55  * @get_hotplug_handler: pointer to parent class callback @get_hotplug_handler
  56  */
  57 struct PCMachineClass {
  58     /*< private >*/
  59     MachineClass parent_class;
  60
  61     /*< public >*/
  62     HotplugHandler *(*get_hotplug_handler)(MachineState *machine,
  63                                            DeviceState *dev);
  64 };
  65
  66 #define TYPE_PC_MACHINE "generic-pc-machine"
  67 #define PC_MACHINE(obj) \
  68     OBJECT_CHECK(PCMachineState, (obj), TYPE_PC_MACHINE)
  69 #define PC_MACHINE_GET_CLASS(obj) \
  70     OBJECT_GET_CLASS(PCMachineClass, (obj), TYPE_PC_MACHINE)
  71 #define PC_MACHINE_CLASS(klass) \
  72     OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE)
  73
  74 /* PC-style peripherals (also used by other machines).  */
  75
  76 typedef struct PcPciInfo {
  77     Range w32;
  78     Range w64;
  79 } PcPciInfo;
  80
  81 #define ACPI_PM_PROP_S3_DISABLED "disable_s3"
  82 #define ACPI_PM_PROP_S4_DISABLED "disable_s4"
  83 #define ACPI_PM_PROP_S4_VAL "s4_val"
  84 #define ACPI_PM_PROP_SCI_INT "sci_int"
  85 #define ACPI_PM_PROP_ACPI_ENABLE_CMD "acpi_enable_cmd"
  86 #define ACPI_PM_PROP_ACPI_DISABLE_CMD "acpi_disable_cmd"
  87 #define ACPI_PM_PROP_PM_IO_BASE "pm_io_base"
  88 #define ACPI_PM_PROP_GPE0_BLK "gpe0_blk"
  89 #define ACPI_PM_PROP_GPE0_BLK_LEN "gpe0_blk_len"
  90 #define ACPI_PM_PROP_TCO_ENABLED "enable_tco"
  91
  92 struct PcGuestInfo {
  93     bool isapc_ram_fw;
  94     hwaddr ram_size, ram_size_below_4g;
  95     unsigned apic_id_limit;
  96     bool apic_xrupt_override;
  97     uint64_t numa_nodes;
  98     uint64_t *node_mem;
  99     uint64_t *node_cpu;
 100     FWCfgState *fw_cfg;
 101     int legacy_acpi_table_size;
 102     bool has_acpi_build;
 103     bool has_reserved_memory;
 104     bool rsdp_in_ram;
 105 };
 106
 107 /* parallel.c */
 108
 109 void parallel_hds_isa_init(ISABus *bus, int n);
 110
 111 bool parallel_mm_init(MemoryRegion *address_space,
 112                       hwaddr base, int it_shift, qemu_irq irq,
 113                       CharDriverState *chr);
 114
 115 /* i8259.c */
 116
 117 extern DeviceState *isa_pic;
 118 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
 119 qemu_irq *kvm_i8259_init(ISABus *bus);
 120 int pic_read_irq(DeviceState *d);
 121 int pic_get_output(DeviceState *d);
 122 void hmp_info_pic(Monitor *mon, const QDict *qdict);
 123 void hmp_info_irq(Monitor *mon, const QDict *qdict);
 124
 125 /* Global System Interrupts */
 126
 127 #define GSI_NUM_PINS IOAPIC_NUM_PINS
 128
 129 typedef struct GSIState {
 130     qemu_irq i8259_irq[ISA_NUM_IRQS];
 131     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
 132 } GSIState;
 133
 134 void gsi_handler(void *opaque, int n, int level);
 135
 136 /* vmport.c */
 137 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
 138
 139 static inline void vmport_init(ISABus *bus)
 140 {
 141     isa_create_simple(bus, "vmport");
 142 }
 143
 144 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
 145 void vmmouse_get_data(uint32_t *data);
 146 void vmmouse_set_data(const uint32_t *data);
 147
 148 /* pckbd.c */
 149
 150 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
 151 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
 152                    MemoryRegion *region, ram_addr_t size,
 153                    hwaddr mask);
 154 void i8042_isa_mouse_fake_event(void *opaque);
 155 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
 156
 157 /* pc.c */
 158 extern int fd_bootchk;
 159
 160 bool pc_machine_is_smm_enabled(PCMachineState *pcms);
 161 void pc_register_ferr_irq(qemu_irq irq);
 162 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
 163
 164 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge);
 165 void pc_hot_add_cpu(const int64_t id, Error **errp);
 166 void pc_acpi_init(const char *default_dsdt);
 167
 168 PcGuestInfo *pc_guest_info_init(PCMachineState *pcms);
 169
 170 void pc_set_legacy_acpi_data_size(void);
 171
 172 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
 173 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
 174 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
 175 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
 176 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
 177 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
 178
 179
 180 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
 181                             MemoryRegion *pci_address_space);
 182
 183 FWCfgState *xen_load_linux(PCMachineState *pcms,
 184                            PcGuestInfo *guest_info);
 185 FWCfgState *pc_memory_init(PCMachineState *pcms,
 186                            MemoryRegion *system_memory,
 187                            MemoryRegion *rom_memory,
 188                            MemoryRegion **ram_memory,
 189                            PcGuestInfo *guest_info);
 190 qemu_irq pc_allocate_cpu_irq(void);
 191 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
 192 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
 193                           ISADevice **rtc_state,
 194                           bool create_fdctrl,
 195                           bool no_vmport,
 196                           uint32 hpet_irqs);
 197 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
 198 void pc_cmos_init(PCMachineState *pcms,
 199                   BusState *ide0, BusState *ide1,
 200                   ISADevice *s);
 201 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
 202 void pc_pci_device_init(PCIBus *pci_bus);
 203
 204 typedef void (*cpu_set_smm_t)(int smm, void *arg);
 205
 206 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
 207
 208 /* acpi_piix.c */
 209
 210 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
 211                       qemu_irq sci_irq, qemu_irq smi_irq,
 212                       int smm_enabled, DeviceState **piix4_pm);
 213 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
 214
 215 /* hpet.c */
 216 extern int no_hpet;
 217
 218 /* piix_pci.c */
 219 struct PCII440FXState;
 220 typedef struct PCII440FXState PCII440FXState;
 221
 222 #define TYPE_I440FX_PCI_HOST_BRIDGE "i440FX-pcihost"
 223 #define TYPE_I440FX_PCI_DEVICE "i440FX"
 224
 225 #define TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE "igd-passthrough-i440FX"
 226
 227 PCIBus *i440fx_init(const char *host_type, const char *pci_type,
 228                     PCII440FXState **pi440fx_state, int *piix_devfn,
 229                     ISABus **isa_bus, qemu_irq *pic,
 230                     MemoryRegion *address_space_mem,
 231                     MemoryRegion *address_space_io,
 232                     ram_addr_t ram_size,
 233                     ram_addr_t below_4g_mem_size,
 234                     ram_addr_t above_4g_mem_size,
 235                     MemoryRegion *pci_memory,
 236                     MemoryRegion *ram_memory);
 237
 238 PCIBus *find_i440fx(void);
 239 /* piix4.c */
 240 extern PCIDevice *piix4_dev;
 241 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
 242
 243 /* vga.c */
 244 enum vga_retrace_method {
 245     VGA_RETRACE_DUMB,
 246     VGA_RETRACE_PRECISE
 247 };
 248
 249 extern enum vga_retrace_method vga_retrace_method;
 250
 251 int isa_vga_mm_init(hwaddr vram_base,
 252                     hwaddr ctrl_base, int it_shift,
 253                     MemoryRegion *address_space);
 254
 255 /* ne2000.c */
 256 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
 257 {
 258     DeviceState *dev;
 259     ISADevice *isadev;
 260
 261     qemu_check_nic_model(nd, "ne2k_isa");
 262
 263     isadev = isa_try_create(bus, "ne2k_isa");
 264     if (!isadev) {
 265         return false;
 266     }
 267     dev = DEVICE(isadev);
 268     qdev_prop_set_uint32(dev, "iobase", base);
 269     qdev_prop_set_uint32(dev, "irq",    irq);
 270     qdev_set_nic_properties(dev, nd);
 271     qdev_init_nofail(dev);
 272     return true;
 273 }
 274
 275 /* pc_sysfw.c */
 276 void pc_system_firmware_init(MemoryRegion *rom_memory,
 277                              bool isapc_ram_fw);
 278
 279 /* pvpanic.c */
 280 uint16_t pvpanic_port(void);
 281
 282 /* e820 types */
 283 #define E820_RAM        1
 284 #define E820_RESERVED   2
 285 #define E820_ACPI       3
 286 #define E820_NVS        4
 287 #define E820_UNUSABLE   5
 288
 289 int e820_add_entry(uint64_t, uint64_t, uint32_t);
 290 int e820_get_num_entries(void);
 291 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
 292
 293 #define PC_COMPAT_2_3 \
 294         HW_COMPAT_2_3 \
 295         {\
 296             .driver   = TYPE_X86_CPU,\
 297             .property = "arat",\
 298             .value    = "off",\
 299         },{\
 300             .driver   = "qemu64" "-" TYPE_X86_CPU,\
 301             .property = "level",\
 302             .value    = stringify(4),\
 303         },{\
 304             .driver   = "kvm64" "-" TYPE_X86_CPU,\
 305             .property = "level",\
 306             .value    = stringify(5),\
 307         },{\
 308             .driver   = "pentium3" "-" TYPE_X86_CPU,\
 309             .property = "level",\
 310             .value    = stringify(2),\
 311         },{\
 312             .driver   = "n270" "-" TYPE_X86_CPU,\
 313             .property = "level",\
 314             .value    = stringify(5),\
 315         },{\
 316             .driver   = "Conroe" "-" TYPE_X86_CPU,\
 317             .property = "level",\
 318             .value    = stringify(4),\
 319         },{\
 320             .driver   = "Penryn" "-" TYPE_X86_CPU,\
 321             .property = "level",\
 322             .value    = stringify(4),\
 323         },{\
 324             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
 325             .property = "level",\
 326             .value    = stringify(4),\
 327         },{\
 328             .driver   = "n270" "-" TYPE_X86_CPU,\
 329             .property = "xlevel",\
 330             .value    = stringify(0x8000000a),\
 331         },{\
 332             .driver   = "Penryn" "-" TYPE_X86_CPU,\
 333             .property = "xlevel",\
 334             .value    = stringify(0x8000000a),\
 335         },{\
 336             .driver   = "Conroe" "-" TYPE_X86_CPU,\
 337             .property = "xlevel",\
 338             .value    = stringify(0x8000000a),\
 339         },{\
 340             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
 341             .property = "xlevel",\
 342             .value    = stringify(0x8000000a),\
 343         },{\
 344             .driver   = "Westmere" "-" TYPE_X86_CPU,\
 345             .property = "xlevel",\
 346             .value    = stringify(0x8000000a),\
 347         },{\
 348             .driver   = "SandyBridge" "-" TYPE_X86_CPU,\
 349             .property = "xlevel",\
 350             .value    = stringify(0x8000000a),\
 351         },{\
 352             .driver   = "IvyBridge" "-" TYPE_X86_CPU,\
 353             .property = "xlevel",\
 354             .value    = stringify(0x8000000a),\
 355         },{\
 356             .driver   = "Haswell" "-" TYPE_X86_CPU,\
 357             .property = "xlevel",\
 358             .value    = stringify(0x8000000a),\
 359         },{\
 360             .driver   = "Haswell-noTSX" "-" TYPE_X86_CPU,\
 361             .property = "xlevel",\
 362             .value    = stringify(0x8000000a),\
 363         },{\
 364             .driver   = "Broadwell" "-" TYPE_X86_CPU,\
 365             .property = "xlevel",\
 366             .value    = stringify(0x8000000a),\
 367         },{\
 368             .driver   = "Broadwell-noTSX" "-" TYPE_X86_CPU,\
 369             .property = "xlevel",\
 370             .value    = stringify(0x8000000a),\
 371         },
 372
 373 #define PC_COMPAT_2_2 \
 374         PC_COMPAT_2_3 \
 375         HW_COMPAT_2_2 \
 376         {\
 377             .driver = "kvm64" "-" TYPE_X86_CPU,\
 378             .property = "vme",\
 379             .value = "off",\
 380         },\
 381         {\
 382             .driver = "kvm32" "-" TYPE_X86_CPU,\
 383             .property = "vme",\
 384             .value = "off",\
 385         },\
 386         {\
 387             .driver = "Conroe" "-" TYPE_X86_CPU,\
 388             .property = "vme",\
 389             .value = "off",\
 390         },\
 391         {\
 392             .driver = "Penryn" "-" TYPE_X86_CPU,\
 393             .property = "vme",\
 394             .value = "off",\
 395         },\
 396         {\
 397             .driver = "Nehalem" "-" TYPE_X86_CPU,\
 398             .property = "vme",\
 399             .value = "off",\
 400         },\
 401         {\
 402             .driver = "Westmere" "-" TYPE_X86_CPU,\
 403             .property = "vme",\
 404             .value = "off",\
 405         },\
 406         {\
 407             .driver = "SandyBridge" "-" TYPE_X86_CPU,\
 408             .property = "vme",\
 409             .value = "off",\
 410         },\
 411         {\
 412             .driver = "Haswell" "-" TYPE_X86_CPU,\
 413             .property = "vme",\
 414             .value = "off",\
 415         },\
 416         {\
 417             .driver = "Broadwell" "-" TYPE_X86_CPU,\
 418             .property = "vme",\
 419             .value = "off",\
 420         },\
 421         {\
 422             .driver = "Opteron_G1" "-" TYPE_X86_CPU,\
 423             .property = "vme",\
 424             .value = "off",\
 425         },\
 426         {\
 427             .driver = "Opteron_G2" "-" TYPE_X86_CPU,\
 428             .property = "vme",\
 429             .value = "off",\
 430         },\
 431         {\
 432             .driver = "Opteron_G3" "-" TYPE_X86_CPU,\
 433             .property = "vme",\
 434             .value = "off",\
 435         },\
 436         {\
 437             .driver = "Opteron_G4" "-" TYPE_X86_CPU,\
 438             .property = "vme",\
 439             .value = "off",\
 440         },\
 441         {\
 442             .driver = "Opteron_G5" "-" TYPE_X86_CPU,\
 443             .property = "vme",\
 444             .value = "off",\
 445         },\
 446         {\
 447             .driver = "Haswell" "-" TYPE_X86_CPU,\
 448             .property = "f16c",\
 449             .value = "off",\
 450         },\
 451         {\
 452             .driver = "Haswell" "-" TYPE_X86_CPU,\
 453             .property = "rdrand",\
 454             .value = "off",\
 455         },\
 456         {\
 457             .driver = "Broadwell" "-" TYPE_X86_CPU,\
 458             .property = "f16c",\
 459             .value = "off",\
 460         },\
 461         {\
 462             .driver = "Broadwell" "-" TYPE_X86_CPU,\
 463             .property = "rdrand",\
 464             .value = "off",\
 465         },
 466
 467 #define PC_COMPAT_2_1 \
 468         PC_COMPAT_2_2 \
 469         HW_COMPAT_2_1 \
 470         {\
 471             .driver = "coreduo" "-" TYPE_X86_CPU,\
 472             .property = "vmx",\
 473             .value = "on",\
 474         },\
 475         {\
 476             .driver = "core2duo" "-" TYPE_X86_CPU,\
 477             .property = "vmx",\
 478             .value = "on",\
 479         },
 480
 481 #define PC_COMPAT_2_0 \
 482         PC_COMPAT_2_1 \
 483         {\
 484             .driver   = "virtio-scsi-pci",\
 485             .property = "any_layout",\
 486             .value    = "off",\
 487         },{\
 488             .driver   = "PIIX4_PM",\
 489             .property = "memory-hotplug-support",\
 490             .value    = "off",\
 491         },\
 492         {\
 493             .driver   = "apic",\
 494             .property = "version",\
 495             .value    = stringify(0x11),\
 496         },\
 497         {\
 498             .driver   = "nec-usb-xhci",\
 499             .property = "superspeed-ports-first",\
 500             .value    = "off",\
 501         },\
 502         {\
 503             .driver   = "nec-usb-xhci",\
 504             .property = "force-pcie-endcap",\
 505             .value    = "on",\
 506         },\
 507         {\
 508             .driver   = "pci-serial",\
 509             .property = "prog_if",\
 510             .value    = stringify(0),\
 511         },\
 512         {\
 513             .driver   = "pci-serial-2x",\
 514             .property = "prog_if",\
 515             .value    = stringify(0),\
 516         },\
 517         {\
 518             .driver   = "pci-serial-4x",\
 519             .property = "prog_if",\
 520             .value    = stringify(0),\
 521         },\
 522         {\
 523             .driver   = "virtio-net-pci",\
 524             .property = "guest_announce",\
 525             .value    = "off",\
 526         },\
 527         {\
 528             .driver   = "ICH9-LPC",\
 529             .property = "memory-hotplug-support",\
 530             .value    = "off",\
 531         },{\
 532             .driver   = "xio3130-downstream",\
 533             .property = COMPAT_PROP_PCP,\
 534             .value    = "off",\
 535         },{\
 536             .driver   = "ioh3420",\
 537             .property = COMPAT_PROP_PCP,\
 538             .value    = "off",\
 539         },
 540
 541 #define PC_COMPAT_1_7 \
 542         PC_COMPAT_2_0 \
 543         {\
 544             .driver   = TYPE_USB_DEVICE,\
 545             .property = "msos-desc",\
 546             .value    = "no",\
 547         },\
 548         {\
 549             .driver   = "PIIX4_PM",\
 550             .property = "acpi-pci-hotplug-with-bridge-support",\
 551             .value    = "off",\
 552         },\
 553         {\
 554             .driver   = "hpet",\
 555             .property = HPET_INTCAP,\
 556             .value    = stringify(4),\
 557         },
 558
 559 #define PC_COMPAT_1_6 \
 560         PC_COMPAT_1_7 \
 561         {\
 562             .driver   = "e1000",\
 563             .property = "mitigation",\
 564             .value    = "off",\
 565         },{\
 566             .driver   = "qemu64-" TYPE_X86_CPU,\
 567             .property = "model",\
 568             .value    = stringify(2),\
 569         },{\
 570             .driver   = "qemu32-" TYPE_X86_CPU,\
 571             .property = "model",\
 572             .value    = stringify(3),\
 573         },{\
 574             .driver   = "i440FX-pcihost",\
 575             .property = "short_root_bus",\
 576             .value    = stringify(1),\
 577         },{\
 578             .driver   = "q35-pcihost",\
 579             .property = "short_root_bus",\
 580             .value    = stringify(1),\
 581         },
 582
 583 #define PC_COMPAT_1_5 \
 584         PC_COMPAT_1_6 \
 585         {\
 586             .driver   = "Conroe-" TYPE_X86_CPU,\
 587             .property = "model",\
 588             .value    = stringify(2),\
 589         },{\
 590             .driver   = "Conroe-" TYPE_X86_CPU,\
 591             .property = "level",\
 592             .value    = stringify(2),\
 593         },{\
 594             .driver   = "Penryn-" TYPE_X86_CPU,\
 595             .property = "model",\
 596             .value    = stringify(2),\
 597         },{\
 598             .driver   = "Penryn-" TYPE_X86_CPU,\
 599             .property = "level",\
 600             .value    = stringify(2),\
 601         },{\
 602             .driver   = "Nehalem-" TYPE_X86_CPU,\
 603             .property = "model",\
 604             .value    = stringify(2),\
 605         },{\
 606             .driver   = "Nehalem-" TYPE_X86_CPU,\
 607             .property = "level",\
 608             .value    = stringify(2),\
 609         },{\
 610             .driver   = "virtio-net-pci",\
 611             .property = "any_layout",\
 612             .value    = "off",\
 613         },{\
 614             .driver = TYPE_X86_CPU,\
 615             .property = "pmu",\
 616             .value = "on",\
 617         },{\
 618             .driver   = "i440FX-pcihost",\
 619             .property = "short_root_bus",\
 620             .value    = stringify(0),\
 621         },{\
 622             .driver   = "q35-pcihost",\
 623             .property = "short_root_bus",\
 624             .value    = stringify(0),\
 625         },
 626
 627 #define PC_COMPAT_1_4 \
 628         PC_COMPAT_1_5 \
 629         {\
 630             .driver   = "scsi-hd",\
 631             .property = "discard_granularity",\
 632             .value    = stringify(0),\
 633         },{\
 634             .driver   = "scsi-cd",\
 635             .property = "discard_granularity",\
 636             .value    = stringify(0),\
 637         },{\
 638             .driver   = "scsi-disk",\
 639             .property = "discard_granularity",\
 640             .value    = stringify(0),\
 641         },{\
 642             .driver   = "ide-hd",\
 643             .property = "discard_granularity",\
 644             .value    = stringify(0),\
 645         },{\
 646             .driver   = "ide-cd",\
 647             .property = "discard_granularity",\
 648             .value    = stringify(0),\
 649         },{\
 650             .driver   = "ide-drive",\
 651             .property = "discard_granularity",\
 652             .value    = stringify(0),\
 653         },{\
 654             .driver   = "virtio-blk-pci",\
 655             .property = "discard_granularity",\
 656             .value    = stringify(0),\
 657         },{\
 658             .driver   = "virtio-serial-pci",\
 659             .property = "vectors",\
 660             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
 661             .value    = stringify(0xFFFFFFFF),\
 662         },{ \
 663             .driver   = "virtio-net-pci", \
 664             .property = "ctrl_guest_offloads", \
 665             .value    = "off", \
 666         },{\
 667             .driver   = "e1000",\
 668             .property = "romfile",\
 669             .value    = "pxe-e1000.rom",\
 670         },{\
 671             .driver   = "ne2k_pci",\
 672             .property = "romfile",\
 673             .value    = "pxe-ne2k_pci.rom",\
 674         },{\
 675             .driver   = "pcnet",\
 676             .property = "romfile",\
 677             .value    = "pxe-pcnet.rom",\
 678         },{\
 679             .driver   = "rtl8139",\
 680             .property = "romfile",\
 681             .value    = "pxe-rtl8139.rom",\
 682         },{\
 683             .driver   = "virtio-net-pci",\
 684             .property = "romfile",\
 685             .value    = "pxe-virtio.rom",\
 686         },{\
 687             .driver   = "486-" TYPE_X86_CPU,\
 688             .property = "model",\
 689             .value    = stringify(0),\
 690         },\
 691         {\
 692             .driver = "n270" "-" TYPE_X86_CPU,\
 693             .property = "movbe",\
 694             .value = "off",\
 695         },\
 696         {\
 697             .driver = "Westmere" "-" TYPE_X86_CPU,\
 698             .property = "pclmulqdq",\
 699             .value = "off",\
 700         },
 701
 702 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
 703     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
 704     { \
 705         MachineClass *mc = MACHINE_CLASS(oc); \
 706         optsfn(mc); \
 707         mc->name = namestr; \
 708         mc->init = initfn; \
 709     } \
 710     static const TypeInfo pc_machine_type_##suffix = { \
 711         .name       = namestr TYPE_MACHINE_SUFFIX, \
 712         .parent     = TYPE_PC_MACHINE, \
 713         .class_init = pc_machine_##suffix##_class_init, \
 714     }; \
 715     static void pc_machine_init_##suffix(void) \
 716     { \
 717         type_register(&pc_machine_type_##suffix); \
 718     } \
 719     machine_init(pc_machine_init_##suffix)
 720
 721 #define SET_MACHINE_COMPAT(m, COMPAT) do { \
 722     static GlobalProperty props[] = { \
 723         COMPAT \
 724         { /* end of list */ } \
 725     }; \
 726     (m)->compat_props = props; \
 727 } while (0)
 728
 729 extern void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id);
 730 #endif