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 PCIBus *i440fx_init(const char *host_type, const char *pci_type,
 226                     PCII440FXState **pi440fx_state, int *piix_devfn,
 227                     ISABus **isa_bus, qemu_irq *pic,
 228                     MemoryRegion *address_space_mem,
 229                     MemoryRegion *address_space_io,
 230                     ram_addr_t ram_size,
 231                     ram_addr_t below_4g_mem_size,
 232                     ram_addr_t above_4g_mem_size,
 233                     MemoryRegion *pci_memory,
 234                     MemoryRegion *ram_memory);
 235
 236 PCIBus *find_i440fx(void);
 237 /* piix4.c */
 238 extern PCIDevice *piix4_dev;
 239 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
 240
 241 /* vga.c */
 242 enum vga_retrace_method {
 243     VGA_RETRACE_DUMB,
 244     VGA_RETRACE_PRECISE
 245 };
 246
 247 extern enum vga_retrace_method vga_retrace_method;
 248
 249 int isa_vga_mm_init(hwaddr vram_base,
 250                     hwaddr ctrl_base, int it_shift,
 251                     MemoryRegion *address_space);
 252
 253 /* ne2000.c */
 254 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
 255 {
 256     DeviceState *dev;
 257     ISADevice *isadev;
 258
 259     qemu_check_nic_model(nd, "ne2k_isa");
 260
 261     isadev = isa_try_create(bus, "ne2k_isa");
 262     if (!isadev) {
 263         return false;
 264     }
 265     dev = DEVICE(isadev);
 266     qdev_prop_set_uint32(dev, "iobase", base);
 267     qdev_prop_set_uint32(dev, "irq",    irq);
 268     qdev_set_nic_properties(dev, nd);
 269     qdev_init_nofail(dev);
 270     return true;
 271 }
 272
 273 /* pc_sysfw.c */
 274 void pc_system_firmware_init(MemoryRegion *rom_memory,
 275                              bool isapc_ram_fw);
 276
 277 /* pvpanic.c */
 278 uint16_t pvpanic_port(void);
 279
 280 /* e820 types */
 281 #define E820_RAM        1
 282 #define E820_RESERVED   2
 283 #define E820_ACPI       3
 284 #define E820_NVS        4
 285 #define E820_UNUSABLE   5
 286
 287 int e820_add_entry(uint64_t, uint64_t, uint32_t);
 288 int e820_get_num_entries(void);
 289 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
 290
 291 #define PC_COMPAT_2_3 \
 292         HW_COMPAT_2_3 \
 293         {\
 294             .driver   = TYPE_X86_CPU,\
 295             .property = "arat",\
 296             .value    = "off",\
 297         },{\
 298             .driver   = "qemu64" "-" TYPE_X86_CPU,\
 299             .property = "level",\
 300             .value    = stringify(4),\
 301         },{\
 302             .driver   = "kvm64" "-" TYPE_X86_CPU,\
 303             .property = "level",\
 304             .value    = stringify(5),\
 305         },{\
 306             .driver   = "pentium3" "-" TYPE_X86_CPU,\
 307             .property = "level",\
 308             .value    = stringify(2),\
 309         },{\
 310             .driver   = "n270" "-" TYPE_X86_CPU,\
 311             .property = "level",\
 312             .value    = stringify(5),\
 313         },{\
 314             .driver   = "Conroe" "-" TYPE_X86_CPU,\
 315             .property = "level",\
 316             .value    = stringify(4),\
 317         },{\
 318             .driver   = "Penryn" "-" TYPE_X86_CPU,\
 319             .property = "level",\
 320             .value    = stringify(4),\
 321         },{\
 322             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
 323             .property = "level",\
 324             .value    = stringify(4),\
 325         },{\
 326             .driver   = "n270" "-" TYPE_X86_CPU,\
 327             .property = "xlevel",\
 328             .value    = stringify(0x8000000a),\
 329         },{\
 330             .driver   = "Penryn" "-" TYPE_X86_CPU,\
 331             .property = "xlevel",\
 332             .value    = stringify(0x8000000a),\
 333         },{\
 334             .driver   = "Conroe" "-" TYPE_X86_CPU,\
 335             .property = "xlevel",\
 336             .value    = stringify(0x8000000a),\
 337         },{\
 338             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
 339             .property = "xlevel",\
 340             .value    = stringify(0x8000000a),\
 341         },{\
 342             .driver   = "Westmere" "-" TYPE_X86_CPU,\
 343             .property = "xlevel",\
 344             .value    = stringify(0x8000000a),\
 345         },{\
 346             .driver   = "SandyBridge" "-" TYPE_X86_CPU,\
 347             .property = "xlevel",\
 348             .value    = stringify(0x8000000a),\
 349         },{\
 350             .driver   = "IvyBridge" "-" TYPE_X86_CPU,\
 351             .property = "xlevel",\
 352             .value    = stringify(0x8000000a),\
 353         },{\
 354             .driver   = "Haswell" "-" TYPE_X86_CPU,\
 355             .property = "xlevel",\
 356             .value    = stringify(0x8000000a),\
 357         },{\
 358             .driver   = "Haswell-noTSX" "-" TYPE_X86_CPU,\
 359             .property = "xlevel",\
 360             .value    = stringify(0x8000000a),\
 361         },{\
 362             .driver   = "Broadwell" "-" TYPE_X86_CPU,\
 363             .property = "xlevel",\
 364             .value    = stringify(0x8000000a),\
 365         },{\
 366             .driver   = "Broadwell-noTSX" "-" TYPE_X86_CPU,\
 367             .property = "xlevel",\
 368             .value    = stringify(0x8000000a),\
 369         },
 370
 371 #define PC_COMPAT_2_2 \
 372         PC_COMPAT_2_3 \
 373         HW_COMPAT_2_2 \
 374         {\
 375             .driver = "kvm64" "-" TYPE_X86_CPU,\
 376             .property = "vme",\
 377             .value = "off",\
 378         },\
 379         {\
 380             .driver = "kvm32" "-" TYPE_X86_CPU,\
 381             .property = "vme",\
 382             .value = "off",\
 383         },\
 384         {\
 385             .driver = "Conroe" "-" TYPE_X86_CPU,\
 386             .property = "vme",\
 387             .value = "off",\
 388         },\
 389         {\
 390             .driver = "Penryn" "-" TYPE_X86_CPU,\
 391             .property = "vme",\
 392             .value = "off",\
 393         },\
 394         {\
 395             .driver = "Nehalem" "-" TYPE_X86_CPU,\
 396             .property = "vme",\
 397             .value = "off",\
 398         },\
 399         {\
 400             .driver = "Westmere" "-" TYPE_X86_CPU,\
 401             .property = "vme",\
 402             .value = "off",\
 403         },\
 404         {\
 405             .driver = "SandyBridge" "-" TYPE_X86_CPU,\
 406             .property = "vme",\
 407             .value = "off",\
 408         },\
 409         {\
 410             .driver = "Haswell" "-" TYPE_X86_CPU,\
 411             .property = "vme",\
 412             .value = "off",\
 413         },\
 414         {\
 415             .driver = "Broadwell" "-" TYPE_X86_CPU,\
 416             .property = "vme",\
 417             .value = "off",\
 418         },\
 419         {\
 420             .driver = "Opteron_G1" "-" TYPE_X86_CPU,\
 421             .property = "vme",\
 422             .value = "off",\
 423         },\
 424         {\
 425             .driver = "Opteron_G2" "-" TYPE_X86_CPU,\
 426             .property = "vme",\
 427             .value = "off",\
 428         },\
 429         {\
 430             .driver = "Opteron_G3" "-" TYPE_X86_CPU,\
 431             .property = "vme",\
 432             .value = "off",\
 433         },\
 434         {\
 435             .driver = "Opteron_G4" "-" TYPE_X86_CPU,\
 436             .property = "vme",\
 437             .value = "off",\
 438         },\
 439         {\
 440             .driver = "Opteron_G5" "-" TYPE_X86_CPU,\
 441             .property = "vme",\
 442             .value = "off",\
 443         },\
 444         {\
 445             .driver = "Haswell" "-" TYPE_X86_CPU,\
 446             .property = "f16c",\
 447             .value = "off",\
 448         },\
 449         {\
 450             .driver = "Haswell" "-" TYPE_X86_CPU,\
 451             .property = "rdrand",\
 452             .value = "off",\
 453         },\
 454         {\
 455             .driver = "Broadwell" "-" TYPE_X86_CPU,\
 456             .property = "f16c",\
 457             .value = "off",\
 458         },\
 459         {\
 460             .driver = "Broadwell" "-" TYPE_X86_CPU,\
 461             .property = "rdrand",\
 462             .value = "off",\
 463         },
 464
 465 #define PC_COMPAT_2_1 \
 466         PC_COMPAT_2_2 \
 467         HW_COMPAT_2_1 \
 468         {\
 469             .driver = "coreduo" "-" TYPE_X86_CPU,\
 470             .property = "vmx",\
 471             .value = "on",\
 472         },\
 473         {\
 474             .driver = "core2duo" "-" TYPE_X86_CPU,\
 475             .property = "vmx",\
 476             .value = "on",\
 477         },
 478
 479 #define PC_COMPAT_2_0 \
 480         PC_COMPAT_2_1 \
 481         {\
 482             .driver   = "virtio-scsi-pci",\
 483             .property = "any_layout",\
 484             .value    = "off",\
 485         },{\
 486             .driver   = "PIIX4_PM",\
 487             .property = "memory-hotplug-support",\
 488             .value    = "off",\
 489         },\
 490         {\
 491             .driver   = "apic",\
 492             .property = "version",\
 493             .value    = stringify(0x11),\
 494         },\
 495         {\
 496             .driver   = "nec-usb-xhci",\
 497             .property = "superspeed-ports-first",\
 498             .value    = "off",\
 499         },\
 500         {\
 501             .driver   = "nec-usb-xhci",\
 502             .property = "force-pcie-endcap",\
 503             .value    = "on",\
 504         },\
 505         {\
 506             .driver   = "pci-serial",\
 507             .property = "prog_if",\
 508             .value    = stringify(0),\
 509         },\
 510         {\
 511             .driver   = "pci-serial-2x",\
 512             .property = "prog_if",\
 513             .value    = stringify(0),\
 514         },\
 515         {\
 516             .driver   = "pci-serial-4x",\
 517             .property = "prog_if",\
 518             .value    = stringify(0),\
 519         },\
 520         {\
 521             .driver   = "virtio-net-pci",\
 522             .property = "guest_announce",\
 523             .value    = "off",\
 524         },\
 525         {\
 526             .driver   = "ICH9-LPC",\
 527             .property = "memory-hotplug-support",\
 528             .value    = "off",\
 529         },{\
 530             .driver   = "xio3130-downstream",\
 531             .property = COMPAT_PROP_PCP,\
 532             .value    = "off",\
 533         },{\
 534             .driver   = "ioh3420",\
 535             .property = COMPAT_PROP_PCP,\
 536             .value    = "off",\
 537         },
 538
 539 #define PC_COMPAT_1_7 \
 540         PC_COMPAT_2_0 \
 541         {\
 542             .driver   = TYPE_USB_DEVICE,\
 543             .property = "msos-desc",\
 544             .value    = "no",\
 545         },\
 546         {\
 547             .driver   = "PIIX4_PM",\
 548             .property = "acpi-pci-hotplug-with-bridge-support",\
 549             .value    = "off",\
 550         },\
 551         {\
 552             .driver   = "hpet",\
 553             .property = HPET_INTCAP,\
 554             .value    = stringify(4),\
 555         },
 556
 557 #define PC_COMPAT_1_6 \
 558         PC_COMPAT_1_7 \
 559         {\
 560             .driver   = "e1000",\
 561             .property = "mitigation",\
 562             .value    = "off",\
 563         },{\
 564             .driver   = "qemu64-" TYPE_X86_CPU,\
 565             .property = "model",\
 566             .value    = stringify(2),\
 567         },{\
 568             .driver   = "qemu32-" TYPE_X86_CPU,\
 569             .property = "model",\
 570             .value    = stringify(3),\
 571         },{\
 572             .driver   = "i440FX-pcihost",\
 573             .property = "short_root_bus",\
 574             .value    = stringify(1),\
 575         },{\
 576             .driver   = "q35-pcihost",\
 577             .property = "short_root_bus",\
 578             .value    = stringify(1),\
 579         },
 580
 581 #define PC_COMPAT_1_5 \
 582         PC_COMPAT_1_6 \
 583         {\
 584             .driver   = "Conroe-" TYPE_X86_CPU,\
 585             .property = "model",\
 586             .value    = stringify(2),\
 587         },{\
 588             .driver   = "Conroe-" TYPE_X86_CPU,\
 589             .property = "level",\
 590             .value    = stringify(2),\
 591         },{\
 592             .driver   = "Penryn-" TYPE_X86_CPU,\
 593             .property = "model",\
 594             .value    = stringify(2),\
 595         },{\
 596             .driver   = "Penryn-" TYPE_X86_CPU,\
 597             .property = "level",\
 598             .value    = stringify(2),\
 599         },{\
 600             .driver   = "Nehalem-" TYPE_X86_CPU,\
 601             .property = "model",\
 602             .value    = stringify(2),\
 603         },{\
 604             .driver   = "Nehalem-" TYPE_X86_CPU,\
 605             .property = "level",\
 606             .value    = stringify(2),\
 607         },{\
 608             .driver   = "virtio-net-pci",\
 609             .property = "any_layout",\
 610             .value    = "off",\
 611         },{\
 612             .driver = TYPE_X86_CPU,\
 613             .property = "pmu",\
 614             .value = "on",\
 615         },{\
 616             .driver   = "i440FX-pcihost",\
 617             .property = "short_root_bus",\
 618             .value    = stringify(0),\
 619         },{\
 620             .driver   = "q35-pcihost",\
 621             .property = "short_root_bus",\
 622             .value    = stringify(0),\
 623         },
 624
 625 #define PC_COMPAT_1_4 \
 626         PC_COMPAT_1_5 \
 627         {\
 628             .driver   = "scsi-hd",\
 629             .property = "discard_granularity",\
 630             .value    = stringify(0),\
 631         },{\
 632             .driver   = "scsi-cd",\
 633             .property = "discard_granularity",\
 634             .value    = stringify(0),\
 635         },{\
 636             .driver   = "scsi-disk",\
 637             .property = "discard_granularity",\
 638             .value    = stringify(0),\
 639         },{\
 640             .driver   = "ide-hd",\
 641             .property = "discard_granularity",\
 642             .value    = stringify(0),\
 643         },{\
 644             .driver   = "ide-cd",\
 645             .property = "discard_granularity",\
 646             .value    = stringify(0),\
 647         },{\
 648             .driver   = "ide-drive",\
 649             .property = "discard_granularity",\
 650             .value    = stringify(0),\
 651         },{\
 652             .driver   = "virtio-blk-pci",\
 653             .property = "discard_granularity",\
 654             .value    = stringify(0),\
 655         },{\
 656             .driver   = "virtio-serial-pci",\
 657             .property = "vectors",\
 658             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
 659             .value    = stringify(0xFFFFFFFF),\
 660         },{ \
 661             .driver   = "virtio-net-pci", \
 662             .property = "ctrl_guest_offloads", \
 663             .value    = "off", \
 664         },{\
 665             .driver   = "e1000",\
 666             .property = "romfile",\
 667             .value    = "pxe-e1000.rom",\
 668         },{\
 669             .driver   = "ne2k_pci",\
 670             .property = "romfile",\
 671             .value    = "pxe-ne2k_pci.rom",\
 672         },{\
 673             .driver   = "pcnet",\
 674             .property = "romfile",\
 675             .value    = "pxe-pcnet.rom",\
 676         },{\
 677             .driver   = "rtl8139",\
 678             .property = "romfile",\
 679             .value    = "pxe-rtl8139.rom",\
 680         },{\
 681             .driver   = "virtio-net-pci",\
 682             .property = "romfile",\
 683             .value    = "pxe-virtio.rom",\
 684         },{\
 685             .driver   = "486-" TYPE_X86_CPU,\
 686             .property = "model",\
 687             .value    = stringify(0),\
 688         },\
 689         {\
 690             .driver = "n270" "-" TYPE_X86_CPU,\
 691             .property = "movbe",\
 692             .value = "off",\
 693         },\
 694         {\
 695             .driver = "Westmere" "-" TYPE_X86_CPU,\
 696             .property = "pclmulqdq",\
 697             .value = "off",\
 698         },
 699
 700 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
 701     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
 702     { \
 703         MachineClass *mc = MACHINE_CLASS(oc); \
 704         optsfn(mc); \
 705         mc->name = namestr; \
 706         mc->init = initfn; \
 707     } \
 708     static const TypeInfo pc_machine_type_##suffix = { \
 709         .name       = namestr TYPE_MACHINE_SUFFIX, \
 710         .parent     = TYPE_PC_MACHINE, \
 711         .class_init = pc_machine_##suffix##_class_init, \
 712     }; \
 713     static void pc_machine_init_##suffix(void) \
 714     { \
 715         type_register(&pc_machine_type_##suffix); \
 716     } \
 717     machine_init(pc_machine_init_##suffix)
 718
 719 #define SET_MACHINE_COMPAT(m, COMPAT) do { \
 720     static GlobalProperty props[] = { \
 721         COMPAT \
 722         { /* end of list */ } \
 723     }; \
 724     (m)->compat_props = props; \
 725 } while (0)
 726
 727 #endif