xref: /openbmc/qemu/include/hw/i386/pc.h (revision 5a995064dbaf64c0bbc45ce8745ab4e49c434b37)
1 #ifndef HW_PC_H
2 #define HW_PC_H
3 
4 #include "qemu-common.h"
5 #include "exec/memory.h"
6 #include "hw/boards.h"
7 #include "hw/isa/isa.h"
8 #include "hw/block/fdc.h"
9 #include "net/net.h"
10 #include "hw/i386/ioapic.h"
11 
12 #include "qemu/range.h"
13 #include "qemu/bitmap.h"
14 #include "sysemu/sysemu.h"
15 #include "hw/pci/pci.h"
16 #include "hw/compat.h"
17 #include "hw/mem/pc-dimm.h"
18 #include "hw/mem/nvdimm.h"
19 #include "hw/acpi/acpi_dev_interface.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  * @boot_cpus: number of present VCPUs
27  */
28 struct PCMachineState {
29     /*< private >*/
30     MachineState parent_obj;
31 
32     /* <public> */
33 
34     /* State for other subsystems/APIs: */
35     Notifier machine_done;
36 
37     /* Pointers to devices and objects: */
38     HotplugHandler *acpi_dev;
39     ISADevice *rtc;
40     PCIBus *bus;
41     FWCfgState *fw_cfg;
42     qemu_irq *gsi;
43 
44     /* Configuration options: */
45     uint64_t max_ram_below_4g;
46     OnOffAuto vmport;
47     OnOffAuto smm;
48 
49     AcpiNVDIMMState acpi_nvdimm_state;
50 
51     bool acpi_build_enabled;
52     bool smbus_enabled;
53     bool sata_enabled;
54     bool pit_enabled;
55 
56     /* RAM information (sizes, addresses, configuration): */
57     ram_addr_t below_4g_mem_size, above_4g_mem_size;
58 
59     /* CPU and apic information: */
60     bool apic_xrupt_override;
61     unsigned apic_id_limit;
62     uint16_t boot_cpus;
63 
64     /* NUMA information: */
65     uint64_t numa_nodes;
66     uint64_t *node_mem;
67 
68     /* Address space used by IOAPIC device. All IOAPIC interrupts
69      * will be translated to MSI messages in the address space. */
70     AddressSpace *ioapic_as;
71 };
72 
73 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
74 #define PC_MACHINE_DEVMEM_REGION_SIZE "device-memory-region-size"
75 #define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
76 #define PC_MACHINE_VMPORT           "vmport"
77 #define PC_MACHINE_SMM              "smm"
78 #define PC_MACHINE_NVDIMM           "nvdimm"
79 #define PC_MACHINE_NVDIMM_PERSIST   "nvdimm-persistence"
80 #define PC_MACHINE_SMBUS            "smbus"
81 #define PC_MACHINE_SATA             "sata"
82 #define PC_MACHINE_PIT              "pit"
83 
84 /**
85  * PCMachineClass:
86  *
87  * Compat fields:
88  *
89  * @enforce_aligned_dimm: check that DIMM's address/size is aligned by
90  *                        backend's alignment value if provided
91  * @acpi_data_size: Size of the chunk of memory at the top of RAM
92  *                  for the BIOS ACPI tables and other BIOS
93  *                  datastructures.
94  * @gigabyte_align: Make sure that guest addresses aligned at
95  *                  1Gbyte boundaries get mapped to host
96  *                  addresses aligned at 1Gbyte boundaries. This
97  *                  way we can use 1GByte pages in the host.
98  *
99  */
100 struct PCMachineClass {
101     /*< private >*/
102     MachineClass parent_class;
103 
104     /*< public >*/
105 
106     /* Device configuration: */
107     bool pci_enabled;
108     bool kvmclock_enabled;
109     const char *default_nic_model;
110 
111     /* Compat options: */
112 
113     /* ACPI compat: */
114     bool has_acpi_build;
115     bool rsdp_in_ram;
116     int legacy_acpi_table_size;
117     unsigned acpi_data_size;
118 
119     /* SMBIOS compat: */
120     bool smbios_defaults;
121     bool smbios_legacy_mode;
122     bool smbios_uuid_encoded;
123 
124     /* RAM / address space compat: */
125     bool gigabyte_align;
126     bool has_reserved_memory;
127     bool enforce_aligned_dimm;
128     bool broken_reserved_end;
129 
130     /* TSC rate migration: */
131     bool save_tsc_khz;
132     /* generate legacy CPU hotplug AML */
133     bool legacy_cpu_hotplug;
134 
135     /* use DMA capable linuxboot option rom */
136     bool linuxboot_dma_enabled;
137 };
138 
139 #define TYPE_PC_MACHINE "generic-pc-machine"
140 #define PC_MACHINE(obj) \
141     OBJECT_CHECK(PCMachineState, (obj), TYPE_PC_MACHINE)
142 #define PC_MACHINE_GET_CLASS(obj) \
143     OBJECT_GET_CLASS(PCMachineClass, (obj), TYPE_PC_MACHINE)
144 #define PC_MACHINE_CLASS(klass) \
145     OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE)
146 
147 /* i8259.c */
148 
149 extern DeviceState *isa_pic;
150 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
151 qemu_irq *kvm_i8259_init(ISABus *bus);
152 int pic_read_irq(DeviceState *d);
153 int pic_get_output(DeviceState *d);
154 
155 /* ioapic.c */
156 
157 /* Global System Interrupts */
158 
159 #define GSI_NUM_PINS IOAPIC_NUM_PINS
160 
161 typedef struct GSIState {
162     qemu_irq i8259_irq[ISA_NUM_IRQS];
163     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
164 } GSIState;
165 
166 void gsi_handler(void *opaque, int n, int level);
167 
168 /* vmport.c */
169 #define TYPE_VMPORT "vmport"
170 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
171 
172 static inline void vmport_init(ISABus *bus)
173 {
174     isa_create_simple(bus, TYPE_VMPORT);
175 }
176 
177 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
178 void vmmouse_get_data(uint32_t *data);
179 void vmmouse_set_data(const uint32_t *data);
180 
181 /* pc.c */
182 extern int fd_bootchk;
183 
184 bool pc_machine_is_smm_enabled(PCMachineState *pcms);
185 void pc_register_ferr_irq(qemu_irq irq);
186 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
187 
188 void pc_cpus_init(PCMachineState *pcms);
189 void pc_hot_add_cpu(const int64_t id, Error **errp);
190 void pc_acpi_init(const char *default_dsdt);
191 
192 void pc_guest_info_init(PCMachineState *pcms);
193 
194 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
195 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
196 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
197 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
198 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
199 #define PCI_HOST_BELOW_4G_MEM_SIZE     "below-4g-mem-size"
200 #define PCI_HOST_ABOVE_4G_MEM_SIZE     "above-4g-mem-size"
201 
202 
203 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
204                             MemoryRegion *pci_address_space);
205 
206 void xen_load_linux(PCMachineState *pcms);
207 void pc_memory_init(PCMachineState *pcms,
208                     MemoryRegion *system_memory,
209                     MemoryRegion *rom_memory,
210                     MemoryRegion **ram_memory);
211 uint64_t pc_pci_hole64_start(void);
212 qemu_irq pc_allocate_cpu_irq(void);
213 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
214 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
215                           ISADevice **rtc_state,
216                           bool create_fdctrl,
217                           bool no_vmport,
218                           bool has_pit,
219                           uint32_t hpet_irqs);
220 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
221 void pc_cmos_init(PCMachineState *pcms,
222                   BusState *ide0, BusState *ide1,
223                   ISADevice *s);
224 void pc_nic_init(PCMachineClass *pcmc, ISABus *isa_bus, PCIBus *pci_bus);
225 void pc_pci_device_init(PCIBus *pci_bus);
226 
227 typedef void (*cpu_set_smm_t)(int smm, void *arg);
228 
229 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
230 
231 ISADevice *pc_find_fdc0(void);
232 int cmos_get_fd_drive_type(FloppyDriveType fd0);
233 
234 #define FW_CFG_IO_BASE     0x510
235 
236 #define PORT92_A20_LINE "a20"
237 
238 /* acpi_piix.c */
239 
240 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
241                       qemu_irq sci_irq, qemu_irq smi_irq,
242                       int smm_enabled, DeviceState **piix4_pm);
243 
244 /* hpet.c */
245 extern int no_hpet;
246 
247 /* piix_pci.c */
248 struct PCII440FXState;
249 typedef struct PCII440FXState PCII440FXState;
250 
251 #define TYPE_I440FX_PCI_HOST_BRIDGE "i440FX-pcihost"
252 #define TYPE_I440FX_PCI_DEVICE "i440FX"
253 
254 #define TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE "igd-passthrough-i440FX"
255 
256 /*
257  * Reset Control Register: PCI-accessible ISA-Compatible Register at address
258  * 0xcf9, provided by the PCI/ISA bridge (PIIX3 PCI function 0, 8086:7000).
259  */
260 #define RCR_IOPORT 0xcf9
261 
262 PCIBus *i440fx_init(const char *host_type, const char *pci_type,
263                     PCII440FXState **pi440fx_state, int *piix_devfn,
264                     ISABus **isa_bus, qemu_irq *pic,
265                     MemoryRegion *address_space_mem,
266                     MemoryRegion *address_space_io,
267                     ram_addr_t ram_size,
268                     ram_addr_t below_4g_mem_size,
269                     ram_addr_t above_4g_mem_size,
270                     MemoryRegion *pci_memory,
271                     MemoryRegion *ram_memory);
272 
273 PCIBus *find_i440fx(void);
274 /* piix4.c */
275 extern PCIDevice *piix4_dev;
276 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
277 
278 /* pc_sysfw.c */
279 void pc_system_firmware_init(MemoryRegion *rom_memory,
280                              bool isapc_ram_fw);
281 
282 /* acpi-build.c */
283 void pc_madt_cpu_entry(AcpiDeviceIf *adev, int uid,
284                        const CPUArchIdList *apic_ids, GArray *entry);
285 
286 /* e820 types */
287 #define E820_RAM        1
288 #define E820_RESERVED   2
289 #define E820_ACPI       3
290 #define E820_NVS        4
291 #define E820_UNUSABLE   5
292 
293 int e820_add_entry(uint64_t, uint64_t, uint32_t);
294 int e820_get_num_entries(void);
295 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
296 
297 extern GlobalProperty pc_compat_3_1[];
298 extern const size_t pc_compat_3_1_len;
299 
300 extern GlobalProperty pc_compat_3_0[];
301 extern const size_t pc_compat_3_0_len;
302 
303 extern GlobalProperty pc_compat_2_12[];
304 extern const size_t pc_compat_2_12_len;
305 
306 extern GlobalProperty pc_compat_2_11[];
307 extern const size_t pc_compat_2_11_len;
308 
309 extern GlobalProperty pc_compat_2_10[];
310 extern const size_t pc_compat_2_10_len;
311 
312 extern GlobalProperty pc_compat_2_9[];
313 extern const size_t pc_compat_2_9_len;
314 
315 extern GlobalProperty pc_compat_2_8[];
316 extern const size_t pc_compat_2_8_len;
317 
318 extern GlobalProperty pc_compat_2_7[];
319 extern const size_t pc_compat_2_7_len;
320 
321 #define PC_COMPAT_2_6 \
322     HW_COMPAT_2_6 \
323     {\
324         .driver   = TYPE_X86_CPU,\
325         .property = "cpuid-0xb",\
326         .value    = "off",\
327     },{\
328         .driver   = "vmxnet3",\
329         .property = "romfile",\
330         .value    = "",\
331     },\
332     {\
333         .driver = TYPE_X86_CPU,\
334         .property = "fill-mtrr-mask",\
335         .value = "off",\
336     },\
337     {\
338         .driver   = "apic-common",\
339         .property = "legacy-instance-id",\
340         .value    = "on",\
341     },
342 
343 #define PC_COMPAT_2_5 \
344     HW_COMPAT_2_5
345 
346 /* Helper for setting model-id for CPU models that changed model-id
347  * depending on QEMU versions up to QEMU 2.4.
348  */
349 #define PC_CPU_MODEL_IDS(v) \
350     {\
351         .driver   = "qemu32-" TYPE_X86_CPU,\
352         .property = "model-id",\
353         .value    = "QEMU Virtual CPU version " v,\
354     },\
355     {\
356         .driver   = "qemu64-" TYPE_X86_CPU,\
357         .property = "model-id",\
358         .value    = "QEMU Virtual CPU version " v,\
359     },\
360     {\
361         .driver   = "athlon-" TYPE_X86_CPU,\
362         .property = "model-id",\
363         .value    = "QEMU Virtual CPU version " v,\
364     },
365 
366 #define PC_COMPAT_2_4 \
367     HW_COMPAT_2_4 \
368     PC_CPU_MODEL_IDS("2.4.0") \
369     {\
370         .driver   = "Haswell-" TYPE_X86_CPU,\
371         .property = "abm",\
372         .value    = "off",\
373     },\
374     {\
375         .driver   = "Haswell-noTSX-" TYPE_X86_CPU,\
376         .property = "abm",\
377         .value    = "off",\
378     },\
379     {\
380         .driver   = "Broadwell-" TYPE_X86_CPU,\
381         .property = "abm",\
382         .value    = "off",\
383     },\
384     {\
385         .driver   = "Broadwell-noTSX-" TYPE_X86_CPU,\
386         .property = "abm",\
387         .value    = "off",\
388     },\
389     {\
390         .driver   = "host" "-" TYPE_X86_CPU,\
391         .property = "host-cache-info",\
392         .value    = "on",\
393     },\
394     {\
395         .driver   = TYPE_X86_CPU,\
396         .property = "check",\
397         .value    = "off",\
398     },\
399     {\
400         .driver   = "qemu64" "-" TYPE_X86_CPU,\
401         .property = "sse4a",\
402         .value    = "on",\
403     },\
404     {\
405         .driver   = "qemu64" "-" TYPE_X86_CPU,\
406         .property = "abm",\
407         .value    = "on",\
408     },\
409     {\
410         .driver   = "qemu64" "-" TYPE_X86_CPU,\
411         .property = "popcnt",\
412         .value    = "on",\
413     },\
414     {\
415         .driver   = "qemu32" "-" TYPE_X86_CPU,\
416         .property = "popcnt",\
417         .value    = "on",\
418     },{\
419         .driver   = "Opteron_G2" "-" TYPE_X86_CPU,\
420         .property = "rdtscp",\
421         .value    = "on",\
422     },{\
423         .driver   = "Opteron_G3" "-" TYPE_X86_CPU,\
424         .property = "rdtscp",\
425         .value    = "on",\
426     },{\
427         .driver   = "Opteron_G4" "-" TYPE_X86_CPU,\
428         .property = "rdtscp",\
429         .value    = "on",\
430     },{\
431         .driver   = "Opteron_G5" "-" TYPE_X86_CPU,\
432         .property = "rdtscp",\
433         .value    = "on",\
434     },
435 
436 
437 #define PC_COMPAT_2_3 \
438     HW_COMPAT_2_3 \
439     PC_CPU_MODEL_IDS("2.3.0") \
440     {\
441         .driver   = TYPE_X86_CPU,\
442         .property = "arat",\
443         .value    = "off",\
444     },{\
445         .driver   = "qemu64" "-" TYPE_X86_CPU,\
446         .property = "min-level",\
447         .value    = stringify(4),\
448     },{\
449         .driver   = "kvm64" "-" TYPE_X86_CPU,\
450         .property = "min-level",\
451         .value    = stringify(5),\
452     },{\
453         .driver   = "pentium3" "-" TYPE_X86_CPU,\
454         .property = "min-level",\
455         .value    = stringify(2),\
456     },{\
457         .driver   = "n270" "-" TYPE_X86_CPU,\
458         .property = "min-level",\
459         .value    = stringify(5),\
460     },{\
461         .driver   = "Conroe" "-" TYPE_X86_CPU,\
462         .property = "min-level",\
463         .value    = stringify(4),\
464     },{\
465         .driver   = "Penryn" "-" TYPE_X86_CPU,\
466         .property = "min-level",\
467         .value    = stringify(4),\
468     },{\
469         .driver   = "Nehalem" "-" TYPE_X86_CPU,\
470         .property = "min-level",\
471         .value    = stringify(4),\
472     },{\
473         .driver   = "n270" "-" TYPE_X86_CPU,\
474         .property = "min-xlevel",\
475         .value    = stringify(0x8000000a),\
476     },{\
477         .driver   = "Penryn" "-" TYPE_X86_CPU,\
478         .property = "min-xlevel",\
479         .value    = stringify(0x8000000a),\
480     },{\
481         .driver   = "Conroe" "-" TYPE_X86_CPU,\
482         .property = "min-xlevel",\
483         .value    = stringify(0x8000000a),\
484     },{\
485         .driver   = "Nehalem" "-" TYPE_X86_CPU,\
486         .property = "min-xlevel",\
487         .value    = stringify(0x8000000a),\
488     },{\
489         .driver   = "Westmere" "-" TYPE_X86_CPU,\
490         .property = "min-xlevel",\
491         .value    = stringify(0x8000000a),\
492     },{\
493         .driver   = "SandyBridge" "-" TYPE_X86_CPU,\
494         .property = "min-xlevel",\
495         .value    = stringify(0x8000000a),\
496     },{\
497         .driver   = "IvyBridge" "-" TYPE_X86_CPU,\
498         .property = "min-xlevel",\
499         .value    = stringify(0x8000000a),\
500     },{\
501         .driver   = "Haswell" "-" TYPE_X86_CPU,\
502         .property = "min-xlevel",\
503         .value    = stringify(0x8000000a),\
504     },{\
505         .driver   = "Haswell-noTSX" "-" TYPE_X86_CPU,\
506         .property = "min-xlevel",\
507         .value    = stringify(0x8000000a),\
508     },{\
509         .driver   = "Broadwell" "-" TYPE_X86_CPU,\
510         .property = "min-xlevel",\
511         .value    = stringify(0x8000000a),\
512     },{\
513         .driver   = "Broadwell-noTSX" "-" TYPE_X86_CPU,\
514         .property = "min-xlevel",\
515         .value    = stringify(0x8000000a),\
516     },{\
517         .driver = TYPE_X86_CPU,\
518         .property = "kvm-no-smi-migration",\
519         .value    = "on",\
520     },
521 
522 #define PC_COMPAT_2_2 \
523     HW_COMPAT_2_2 \
524     PC_CPU_MODEL_IDS("2.2.0") \
525     {\
526         .driver = "kvm64" "-" TYPE_X86_CPU,\
527         .property = "vme",\
528         .value = "off",\
529     },\
530     {\
531         .driver = "kvm32" "-" TYPE_X86_CPU,\
532         .property = "vme",\
533         .value = "off",\
534     },\
535     {\
536         .driver = "Conroe" "-" TYPE_X86_CPU,\
537         .property = "vme",\
538         .value = "off",\
539     },\
540     {\
541         .driver = "Penryn" "-" TYPE_X86_CPU,\
542         .property = "vme",\
543         .value = "off",\
544     },\
545     {\
546         .driver = "Nehalem" "-" TYPE_X86_CPU,\
547         .property = "vme",\
548         .value = "off",\
549     },\
550     {\
551         .driver = "Westmere" "-" TYPE_X86_CPU,\
552         .property = "vme",\
553         .value = "off",\
554     },\
555     {\
556         .driver = "SandyBridge" "-" TYPE_X86_CPU,\
557         .property = "vme",\
558         .value = "off",\
559     },\
560     {\
561         .driver = "Haswell" "-" TYPE_X86_CPU,\
562         .property = "vme",\
563         .value = "off",\
564     },\
565     {\
566         .driver = "Broadwell" "-" TYPE_X86_CPU,\
567         .property = "vme",\
568         .value = "off",\
569     },\
570     {\
571         .driver = "Opteron_G1" "-" TYPE_X86_CPU,\
572         .property = "vme",\
573         .value = "off",\
574     },\
575     {\
576         .driver = "Opteron_G2" "-" TYPE_X86_CPU,\
577         .property = "vme",\
578         .value = "off",\
579     },\
580     {\
581         .driver = "Opteron_G3" "-" TYPE_X86_CPU,\
582         .property = "vme",\
583         .value = "off",\
584     },\
585     {\
586         .driver = "Opteron_G4" "-" TYPE_X86_CPU,\
587         .property = "vme",\
588         .value = "off",\
589     },\
590     {\
591         .driver = "Opteron_G5" "-" TYPE_X86_CPU,\
592         .property = "vme",\
593         .value = "off",\
594     },\
595     {\
596         .driver = "Haswell" "-" TYPE_X86_CPU,\
597         .property = "f16c",\
598         .value = "off",\
599     },\
600     {\
601         .driver = "Haswell" "-" TYPE_X86_CPU,\
602         .property = "rdrand",\
603         .value = "off",\
604     },\
605     {\
606         .driver = "Broadwell" "-" TYPE_X86_CPU,\
607         .property = "f16c",\
608         .value = "off",\
609     },\
610     {\
611         .driver = "Broadwell" "-" TYPE_X86_CPU,\
612         .property = "rdrand",\
613         .value = "off",\
614     },
615 
616 #define PC_COMPAT_2_1 \
617     HW_COMPAT_2_1 \
618     PC_CPU_MODEL_IDS("2.1.0") \
619     {\
620         .driver = "coreduo" "-" TYPE_X86_CPU,\
621         .property = "vmx",\
622         .value = "on",\
623     },\
624     {\
625         .driver = "core2duo" "-" TYPE_X86_CPU,\
626         .property = "vmx",\
627         .value = "on",\
628     },
629 
630 #define PC_COMPAT_2_0 \
631     PC_CPU_MODEL_IDS("2.0.0") \
632     {\
633         .driver   = "virtio-scsi-pci",\
634         .property = "any_layout",\
635         .value    = "off",\
636     },{\
637         .driver   = "PIIX4_PM",\
638         .property = "memory-hotplug-support",\
639         .value    = "off",\
640     },\
641     {\
642         .driver   = "apic",\
643         .property = "version",\
644         .value    = stringify(0x11),\
645     },\
646     {\
647         .driver   = "nec-usb-xhci",\
648         .property = "superspeed-ports-first",\
649         .value    = "off",\
650     },\
651     {\
652         .driver   = "nec-usb-xhci",\
653         .property = "force-pcie-endcap",\
654         .value    = "on",\
655     },\
656     {\
657         .driver   = "pci-serial",\
658         .property = "prog_if",\
659         .value    = stringify(0),\
660     },\
661     {\
662         .driver   = "pci-serial-2x",\
663         .property = "prog_if",\
664         .value    = stringify(0),\
665     },\
666     {\
667         .driver   = "pci-serial-4x",\
668         .property = "prog_if",\
669         .value    = stringify(0),\
670     },\
671     {\
672         .driver   = "virtio-net-pci",\
673         .property = "guest_announce",\
674         .value    = "off",\
675     },\
676     {\
677         .driver   = "ICH9-LPC",\
678         .property = "memory-hotplug-support",\
679         .value    = "off",\
680     },{\
681         .driver   = "xio3130-downstream",\
682         .property = COMPAT_PROP_PCP,\
683         .value    = "off",\
684     },{\
685         .driver   = "ioh3420",\
686         .property = COMPAT_PROP_PCP,\
687         .value    = "off",\
688     },
689 
690 #define PC_COMPAT_1_7 \
691     PC_CPU_MODEL_IDS("1.7.0") \
692     {\
693         .driver   = TYPE_USB_DEVICE,\
694         .property = "msos-desc",\
695         .value    = "no",\
696     },\
697     {\
698         .driver   = "PIIX4_PM",\
699         .property = "acpi-pci-hotplug-with-bridge-support",\
700         .value    = "off",\
701     },\
702     {\
703         .driver   = "hpet",\
704         .property = HPET_INTCAP,\
705         .value    = stringify(4),\
706     },
707 
708 #define PC_COMPAT_1_6 \
709     PC_CPU_MODEL_IDS("1.6.0") \
710     {\
711         .driver   = "e1000",\
712         .property = "mitigation",\
713         .value    = "off",\
714     },{\
715         .driver   = "qemu64-" TYPE_X86_CPU,\
716         .property = "model",\
717         .value    = stringify(2),\
718     },{\
719         .driver   = "qemu32-" TYPE_X86_CPU,\
720         .property = "model",\
721         .value    = stringify(3),\
722     },{\
723         .driver   = "i440FX-pcihost",\
724         .property = "short_root_bus",\
725         .value    = stringify(1),\
726     },{\
727         .driver   = "q35-pcihost",\
728         .property = "short_root_bus",\
729         .value    = stringify(1),\
730     },
731 
732 #define PC_COMPAT_1_5 \
733     PC_CPU_MODEL_IDS("1.5.0") \
734     {\
735         .driver   = "Conroe-" TYPE_X86_CPU,\
736         .property = "model",\
737         .value    = stringify(2),\
738     },{\
739         .driver   = "Conroe-" TYPE_X86_CPU,\
740         .property = "min-level",\
741         .value    = stringify(2),\
742     },{\
743         .driver   = "Penryn-" TYPE_X86_CPU,\
744         .property = "model",\
745         .value    = stringify(2),\
746     },{\
747         .driver   = "Penryn-" TYPE_X86_CPU,\
748         .property = "min-level",\
749         .value    = stringify(2),\
750     },{\
751         .driver   = "Nehalem-" TYPE_X86_CPU,\
752         .property = "model",\
753         .value    = stringify(2),\
754     },{\
755         .driver   = "Nehalem-" TYPE_X86_CPU,\
756         .property = "min-level",\
757         .value    = stringify(2),\
758     },{\
759         .driver   = "virtio-net-pci",\
760         .property = "any_layout",\
761         .value    = "off",\
762     },{\
763         .driver = TYPE_X86_CPU,\
764         .property = "pmu",\
765         .value = "on",\
766     },{\
767         .driver   = "i440FX-pcihost",\
768         .property = "short_root_bus",\
769         .value    = stringify(0),\
770     },{\
771         .driver   = "q35-pcihost",\
772         .property = "short_root_bus",\
773         .value    = stringify(0),\
774     },
775 
776 #define PC_COMPAT_1_4 \
777     PC_CPU_MODEL_IDS("1.4.0") \
778     {\
779         .driver   = "scsi-hd",\
780         .property = "discard_granularity",\
781         .value    = stringify(0),\
782     },{\
783         .driver   = "scsi-cd",\
784         .property = "discard_granularity",\
785         .value    = stringify(0),\
786     },{\
787         .driver   = "scsi-disk",\
788         .property = "discard_granularity",\
789         .value    = stringify(0),\
790     },{\
791         .driver   = "ide-hd",\
792         .property = "discard_granularity",\
793         .value    = stringify(0),\
794     },{\
795         .driver   = "ide-cd",\
796         .property = "discard_granularity",\
797         .value    = stringify(0),\
798     },{\
799         .driver   = "ide-drive",\
800         .property = "discard_granularity",\
801         .value    = stringify(0),\
802     },{\
803         .driver   = "virtio-blk-pci",\
804         .property = "discard_granularity",\
805         .value    = stringify(0),\
806     },{\
807         .driver   = "virtio-serial-pci",\
808         .property = "vectors",\
809         /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
810         .value    = stringify(0xFFFFFFFF),\
811     },{ \
812         .driver   = "virtio-net-pci", \
813         .property = "ctrl_guest_offloads", \
814         .value    = "off", \
815     },{\
816         .driver   = "e1000",\
817         .property = "romfile",\
818         .value    = "pxe-e1000.rom",\
819     },{\
820         .driver   = "ne2k_pci",\
821         .property = "romfile",\
822         .value    = "pxe-ne2k_pci.rom",\
823     },{\
824         .driver   = "pcnet",\
825         .property = "romfile",\
826         .value    = "pxe-pcnet.rom",\
827     },{\
828         .driver   = "rtl8139",\
829         .property = "romfile",\
830         .value    = "pxe-rtl8139.rom",\
831     },{\
832         .driver   = "virtio-net-pci",\
833         .property = "romfile",\
834         .value    = "pxe-virtio.rom",\
835     },{\
836         .driver   = "486-" TYPE_X86_CPU,\
837         .property = "model",\
838         .value    = stringify(0),\
839     },\
840     {\
841         .driver = "n270" "-" TYPE_X86_CPU,\
842         .property = "movbe",\
843         .value = "off",\
844     },\
845     {\
846         .driver = "Westmere" "-" TYPE_X86_CPU,\
847         .property = "pclmulqdq",\
848         .value = "off",\
849     },
850 
851 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
852     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
853     { \
854         MachineClass *mc = MACHINE_CLASS(oc); \
855         optsfn(mc); \
856         mc->init = initfn; \
857     } \
858     static const TypeInfo pc_machine_type_##suffix = { \
859         .name       = namestr TYPE_MACHINE_SUFFIX, \
860         .parent     = TYPE_PC_MACHINE, \
861         .class_init = pc_machine_##suffix##_class_init, \
862     }; \
863     static void pc_machine_init_##suffix(void) \
864     { \
865         type_register(&pc_machine_type_##suffix); \
866     } \
867     type_init(pc_machine_init_##suffix)
868 
869 extern void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id);
870 #endif
871