xref: /openbmc/qemu/include/hw/i386/pc.h (revision b917da4c)
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 #include "hw/mem/nvdimm.h"
21 
22 #define HPET_INTCAP "hpet-intcap"
23 
24 #ifdef CONFIG_KVM
25 #define kvm_pit_in_kernel() \
26     (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
27 #define kvm_pic_in_kernel()  \
28     (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
29 #define kvm_ioapic_in_kernel() \
30     (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
31 #else
32 #define kvm_pit_in_kernel()      0
33 #define kvm_pic_in_kernel()      0
34 #define kvm_ioapic_in_kernel()   0
35 #endif
36 
37 /**
38  * PCMachineState:
39  * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
40  */
41 struct PCMachineState {
42     /*< private >*/
43     MachineState parent_obj;
44 
45     /* <public> */
46 
47     /* State for other subsystems/APIs: */
48     MemoryHotplugState hotplug_memory;
49     Notifier machine_done;
50 
51     /* Pointers to devices and objects: */
52     HotplugHandler *acpi_dev;
53     ISADevice *rtc;
54     PCIBus *bus;
55     FWCfgState *fw_cfg;
56 
57     /* Configuration options: */
58     uint64_t max_ram_below_4g;
59     OnOffAuto vmport;
60     OnOffAuto smm;
61 
62     AcpiNVDIMMState acpi_nvdimm_state;
63 
64     /* RAM information (sizes, addresses, configuration): */
65     ram_addr_t below_4g_mem_size, above_4g_mem_size;
66 
67     /* CPU and apic information: */
68     bool apic_xrupt_override;
69     unsigned apic_id_limit;
70     CPUArchIdList *possible_cpus;
71 
72     /* NUMA information: */
73     uint64_t numa_nodes;
74     uint64_t *node_mem;
75     uint64_t *node_cpu;
76 };
77 
78 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
79 #define PC_MACHINE_MEMHP_REGION_SIZE "hotplug-memory-region-size"
80 #define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
81 #define PC_MACHINE_VMPORT           "vmport"
82 #define PC_MACHINE_SMM              "smm"
83 #define PC_MACHINE_NVDIMM           "nvdimm"
84 
85 /**
86  * PCMachineClass:
87  *
88  * Methods:
89  *
90  * @get_hotplug_handler: pointer to parent class callback @get_hotplug_handler
91  *
92  * Compat fields:
93  *
94  * @enforce_aligned_dimm: check that DIMM's address/size is aligned by
95  *                        backend's alignment value if provided
96  * @acpi_data_size: Size of the chunk of memory at the top of RAM
97  *                  for the BIOS ACPI tables and other BIOS
98  *                  datastructures.
99  * @gigabyte_align: Make sure that guest addresses aligned at
100  *                  1Gbyte boundaries get mapped to host
101  *                  addresses aligned at 1Gbyte boundaries. This
102  *                  way we can use 1GByte pages in the host.
103  *
104  */
105 struct PCMachineClass {
106     /*< private >*/
107     MachineClass parent_class;
108 
109     /*< public >*/
110 
111     /* Methods: */
112     HotplugHandler *(*get_hotplug_handler)(MachineState *machine,
113                                            DeviceState *dev);
114 
115     /* Device configuration: */
116     bool pci_enabled;
117     bool kvmclock_enabled;
118 
119     /* Compat options: */
120 
121     /* ACPI compat: */
122     bool has_acpi_build;
123     bool rsdp_in_ram;
124     int legacy_acpi_table_size;
125     unsigned acpi_data_size;
126 
127     /* SMBIOS compat: */
128     bool smbios_defaults;
129     bool smbios_legacy_mode;
130     bool smbios_uuid_encoded;
131 
132     /* RAM / address space compat: */
133     bool gigabyte_align;
134     bool has_reserved_memory;
135     bool enforce_aligned_dimm;
136     bool broken_reserved_end;
137 
138     /* TSC rate migration: */
139     bool save_tsc_khz;
140 };
141 
142 #define TYPE_PC_MACHINE "generic-pc-machine"
143 #define PC_MACHINE(obj) \
144     OBJECT_CHECK(PCMachineState, (obj), TYPE_PC_MACHINE)
145 #define PC_MACHINE_GET_CLASS(obj) \
146     OBJECT_GET_CLASS(PCMachineClass, (obj), TYPE_PC_MACHINE)
147 #define PC_MACHINE_CLASS(klass) \
148     OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE)
149 
150 /* PC-style peripherals (also used by other machines).  */
151 
152 typedef struct PcPciInfo {
153     Range w32;
154     Range w64;
155 } PcPciInfo;
156 
157 #define ACPI_PM_PROP_S3_DISABLED "disable_s3"
158 #define ACPI_PM_PROP_S4_DISABLED "disable_s4"
159 #define ACPI_PM_PROP_S4_VAL "s4_val"
160 #define ACPI_PM_PROP_SCI_INT "sci_int"
161 #define ACPI_PM_PROP_ACPI_ENABLE_CMD "acpi_enable_cmd"
162 #define ACPI_PM_PROP_ACPI_DISABLE_CMD "acpi_disable_cmd"
163 #define ACPI_PM_PROP_PM_IO_BASE "pm_io_base"
164 #define ACPI_PM_PROP_GPE0_BLK "gpe0_blk"
165 #define ACPI_PM_PROP_GPE0_BLK_LEN "gpe0_blk_len"
166 #define ACPI_PM_PROP_TCO_ENABLED "enable_tco"
167 
168 /* parallel.c */
169 
170 void parallel_hds_isa_init(ISABus *bus, int n);
171 
172 bool parallel_mm_init(MemoryRegion *address_space,
173                       hwaddr base, int it_shift, qemu_irq irq,
174                       CharDriverState *chr);
175 
176 /* i8259.c */
177 
178 extern DeviceState *isa_pic;
179 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
180 qemu_irq *kvm_i8259_init(ISABus *bus);
181 int pic_read_irq(DeviceState *d);
182 int pic_get_output(DeviceState *d);
183 void hmp_info_pic(Monitor *mon, const QDict *qdict);
184 void hmp_info_irq(Monitor *mon, const QDict *qdict);
185 
186 /* ioapic.c */
187 
188 void kvm_ioapic_dump_state(Monitor *mon, const QDict *qdict);
189 void ioapic_dump_state(Monitor *mon, const QDict *qdict);
190 
191 /* Global System Interrupts */
192 
193 #define GSI_NUM_PINS IOAPIC_NUM_PINS
194 
195 typedef struct GSIState {
196     qemu_irq i8259_irq[ISA_NUM_IRQS];
197     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
198 } GSIState;
199 
200 void gsi_handler(void *opaque, int n, int level);
201 
202 /* vmport.c */
203 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
204 
205 static inline void vmport_init(ISABus *bus)
206 {
207     isa_create_simple(bus, "vmport");
208 }
209 
210 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
211 void vmmouse_get_data(uint32_t *data);
212 void vmmouse_set_data(const uint32_t *data);
213 
214 /* pckbd.c */
215 
216 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
217 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
218                    MemoryRegion *region, ram_addr_t size,
219                    hwaddr mask);
220 void i8042_isa_mouse_fake_event(void *opaque);
221 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
222 
223 /* pc.c */
224 extern int fd_bootchk;
225 
226 bool pc_machine_is_smm_enabled(PCMachineState *pcms);
227 void pc_register_ferr_irq(qemu_irq irq);
228 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
229 
230 void pc_cpus_init(PCMachineState *pcms);
231 void pc_hot_add_cpu(const int64_t id, Error **errp);
232 void pc_acpi_init(const char *default_dsdt);
233 
234 void pc_guest_info_init(PCMachineState *pcms);
235 
236 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
237 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
238 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
239 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
240 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
241 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
242 
243 
244 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
245                             MemoryRegion *pci_address_space);
246 
247 void xen_load_linux(PCMachineState *pcms);
248 void pc_memory_init(PCMachineState *pcms,
249                     MemoryRegion *system_memory,
250                     MemoryRegion *rom_memory,
251                     MemoryRegion **ram_memory);
252 qemu_irq pc_allocate_cpu_irq(void);
253 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
254 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
255                           ISADevice **rtc_state,
256                           bool create_fdctrl,
257                           bool no_vmport,
258                           uint32_t hpet_irqs);
259 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
260 void pc_cmos_init(PCMachineState *pcms,
261                   BusState *ide0, BusState *ide1,
262                   ISADevice *s);
263 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
264 void pc_pci_device_init(PCIBus *pci_bus);
265 
266 typedef void (*cpu_set_smm_t)(int smm, void *arg);
267 
268 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
269 
270 ISADevice *pc_find_fdc0(void);
271 int cmos_get_fd_drive_type(FloppyDriveType fd0);
272 
273 #define FW_CFG_IO_BASE     0x510
274 
275 /* acpi_piix.c */
276 
277 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
278                       qemu_irq sci_irq, qemu_irq smi_irq,
279                       int smm_enabled, DeviceState **piix4_pm);
280 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
281 
282 /* hpet.c */
283 extern int no_hpet;
284 
285 /* piix_pci.c */
286 struct PCII440FXState;
287 typedef struct PCII440FXState PCII440FXState;
288 
289 #define TYPE_I440FX_PCI_HOST_BRIDGE "i440FX-pcihost"
290 #define TYPE_I440FX_PCI_DEVICE "i440FX"
291 
292 #define TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE "igd-passthrough-i440FX"
293 
294 PCIBus *i440fx_init(const char *host_type, const char *pci_type,
295                     PCII440FXState **pi440fx_state, int *piix_devfn,
296                     ISABus **isa_bus, qemu_irq *pic,
297                     MemoryRegion *address_space_mem,
298                     MemoryRegion *address_space_io,
299                     ram_addr_t ram_size,
300                     ram_addr_t below_4g_mem_size,
301                     ram_addr_t above_4g_mem_size,
302                     MemoryRegion *pci_memory,
303                     MemoryRegion *ram_memory);
304 
305 PCIBus *find_i440fx(void);
306 /* piix4.c */
307 extern PCIDevice *piix4_dev;
308 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
309 
310 /* vga.c */
311 enum vga_retrace_method {
312     VGA_RETRACE_DUMB,
313     VGA_RETRACE_PRECISE
314 };
315 
316 extern enum vga_retrace_method vga_retrace_method;
317 
318 int isa_vga_mm_init(hwaddr vram_base,
319                     hwaddr ctrl_base, int it_shift,
320                     MemoryRegion *address_space);
321 
322 /* ne2000.c */
323 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
324 {
325     DeviceState *dev;
326     ISADevice *isadev;
327 
328     qemu_check_nic_model(nd, "ne2k_isa");
329 
330     isadev = isa_try_create(bus, "ne2k_isa");
331     if (!isadev) {
332         return false;
333     }
334     dev = DEVICE(isadev);
335     qdev_prop_set_uint32(dev, "iobase", base);
336     qdev_prop_set_uint32(dev, "irq",    irq);
337     qdev_set_nic_properties(dev, nd);
338     qdev_init_nofail(dev);
339     return true;
340 }
341 
342 /* pc_sysfw.c */
343 void pc_system_firmware_init(MemoryRegion *rom_memory,
344                              bool isapc_ram_fw);
345 
346 /* pvpanic.c */
347 uint16_t pvpanic_port(void);
348 
349 /* e820 types */
350 #define E820_RAM        1
351 #define E820_RESERVED   2
352 #define E820_ACPI       3
353 #define E820_NVS        4
354 #define E820_UNUSABLE   5
355 
356 int e820_add_entry(uint64_t, uint64_t, uint32_t);
357 int e820_get_num_entries(void);
358 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
359 
360 #define PC_COMPAT_2_5 \
361     HW_COMPAT_2_5
362 
363 #define PC_COMPAT_2_4 \
364     PC_COMPAT_2_5 \
365     HW_COMPAT_2_4 \
366     {\
367         .driver   = "Haswell-" TYPE_X86_CPU,\
368         .property = "abm",\
369         .value    = "off",\
370     },\
371     {\
372         .driver   = "Haswell-noTSX-" TYPE_X86_CPU,\
373         .property = "abm",\
374         .value    = "off",\
375     },\
376     {\
377         .driver   = "Broadwell-" TYPE_X86_CPU,\
378         .property = "abm",\
379         .value    = "off",\
380     },\
381     {\
382         .driver   = "Broadwell-noTSX-" TYPE_X86_CPU,\
383         .property = "abm",\
384         .value    = "off",\
385     },\
386     {\
387         .driver   = "host" "-" TYPE_X86_CPU,\
388         .property = "host-cache-info",\
389         .value    = "on",\
390     },\
391     {\
392         .driver   = TYPE_X86_CPU,\
393         .property = "check",\
394         .value    = "off",\
395     },\
396     {\
397         .driver   = "qemu64" "-" TYPE_X86_CPU,\
398         .property = "sse4a",\
399         .value    = "on",\
400     },\
401     {\
402         .driver   = "qemu64" "-" TYPE_X86_CPU,\
403         .property = "abm",\
404         .value    = "on",\
405     },\
406     {\
407         .driver   = "qemu64" "-" TYPE_X86_CPU,\
408         .property = "popcnt",\
409         .value    = "on",\
410     },\
411     {\
412         .driver   = "qemu32" "-" TYPE_X86_CPU,\
413         .property = "popcnt",\
414         .value    = "on",\
415     },{\
416         .driver   = "Opteron_G2" "-" TYPE_X86_CPU,\
417         .property = "rdtscp",\
418         .value    = "on",\
419     },{\
420         .driver   = "Opteron_G3" "-" TYPE_X86_CPU,\
421         .property = "rdtscp",\
422         .value    = "on",\
423     },{\
424         .driver   = "Opteron_G4" "-" TYPE_X86_CPU,\
425         .property = "rdtscp",\
426         .value    = "on",\
427     },{\
428         .driver   = "Opteron_G5" "-" TYPE_X86_CPU,\
429         .property = "rdtscp",\
430         .value    = "on",\
431     },
432 
433 
434 #define PC_COMPAT_2_3 \
435     PC_COMPAT_2_4 \
436     HW_COMPAT_2_3 \
437     {\
438         .driver   = TYPE_X86_CPU,\
439         .property = "arat",\
440         .value    = "off",\
441     },{\
442         .driver   = "qemu64" "-" TYPE_X86_CPU,\
443         .property = "level",\
444         .value    = stringify(4),\
445     },{\
446         .driver   = "kvm64" "-" TYPE_X86_CPU,\
447         .property = "level",\
448         .value    = stringify(5),\
449     },{\
450         .driver   = "pentium3" "-" TYPE_X86_CPU,\
451         .property = "level",\
452         .value    = stringify(2),\
453     },{\
454         .driver   = "n270" "-" TYPE_X86_CPU,\
455         .property = "level",\
456         .value    = stringify(5),\
457     },{\
458         .driver   = "Conroe" "-" TYPE_X86_CPU,\
459         .property = "level",\
460         .value    = stringify(4),\
461     },{\
462         .driver   = "Penryn" "-" TYPE_X86_CPU,\
463         .property = "level",\
464         .value    = stringify(4),\
465     },{\
466         .driver   = "Nehalem" "-" TYPE_X86_CPU,\
467         .property = "level",\
468         .value    = stringify(4),\
469     },{\
470         .driver   = "n270" "-" TYPE_X86_CPU,\
471         .property = "xlevel",\
472         .value    = stringify(0x8000000a),\
473     },{\
474         .driver   = "Penryn" "-" TYPE_X86_CPU,\
475         .property = "xlevel",\
476         .value    = stringify(0x8000000a),\
477     },{\
478         .driver   = "Conroe" "-" TYPE_X86_CPU,\
479         .property = "xlevel",\
480         .value    = stringify(0x8000000a),\
481     },{\
482         .driver   = "Nehalem" "-" TYPE_X86_CPU,\
483         .property = "xlevel",\
484         .value    = stringify(0x8000000a),\
485     },{\
486         .driver   = "Westmere" "-" TYPE_X86_CPU,\
487         .property = "xlevel",\
488         .value    = stringify(0x8000000a),\
489     },{\
490         .driver   = "SandyBridge" "-" TYPE_X86_CPU,\
491         .property = "xlevel",\
492         .value    = stringify(0x8000000a),\
493     },{\
494         .driver   = "IvyBridge" "-" TYPE_X86_CPU,\
495         .property = "xlevel",\
496         .value    = stringify(0x8000000a),\
497     },{\
498         .driver   = "Haswell" "-" TYPE_X86_CPU,\
499         .property = "xlevel",\
500         .value    = stringify(0x8000000a),\
501     },{\
502         .driver   = "Haswell-noTSX" "-" TYPE_X86_CPU,\
503         .property = "xlevel",\
504         .value    = stringify(0x8000000a),\
505     },{\
506         .driver   = "Broadwell" "-" TYPE_X86_CPU,\
507         .property = "xlevel",\
508         .value    = stringify(0x8000000a),\
509     },{\
510         .driver   = "Broadwell-noTSX" "-" TYPE_X86_CPU,\
511         .property = "xlevel",\
512         .value    = stringify(0x8000000a),\
513     },
514 
515 #define PC_COMPAT_2_2 \
516     PC_COMPAT_2_3 \
517     HW_COMPAT_2_2 \
518     {\
519         .driver = "kvm64" "-" TYPE_X86_CPU,\
520         .property = "vme",\
521         .value = "off",\
522     },\
523     {\
524         .driver = "kvm32" "-" TYPE_X86_CPU,\
525         .property = "vme",\
526         .value = "off",\
527     },\
528     {\
529         .driver = "Conroe" "-" TYPE_X86_CPU,\
530         .property = "vme",\
531         .value = "off",\
532     },\
533     {\
534         .driver = "Penryn" "-" TYPE_X86_CPU,\
535         .property = "vme",\
536         .value = "off",\
537     },\
538     {\
539         .driver = "Nehalem" "-" TYPE_X86_CPU,\
540         .property = "vme",\
541         .value = "off",\
542     },\
543     {\
544         .driver = "Westmere" "-" TYPE_X86_CPU,\
545         .property = "vme",\
546         .value = "off",\
547     },\
548     {\
549         .driver = "SandyBridge" "-" TYPE_X86_CPU,\
550         .property = "vme",\
551         .value = "off",\
552     },\
553     {\
554         .driver = "Haswell" "-" TYPE_X86_CPU,\
555         .property = "vme",\
556         .value = "off",\
557     },\
558     {\
559         .driver = "Broadwell" "-" TYPE_X86_CPU,\
560         .property = "vme",\
561         .value = "off",\
562     },\
563     {\
564         .driver = "Opteron_G1" "-" TYPE_X86_CPU,\
565         .property = "vme",\
566         .value = "off",\
567     },\
568     {\
569         .driver = "Opteron_G2" "-" TYPE_X86_CPU,\
570         .property = "vme",\
571         .value = "off",\
572     },\
573     {\
574         .driver = "Opteron_G3" "-" TYPE_X86_CPU,\
575         .property = "vme",\
576         .value = "off",\
577     },\
578     {\
579         .driver = "Opteron_G4" "-" TYPE_X86_CPU,\
580         .property = "vme",\
581         .value = "off",\
582     },\
583     {\
584         .driver = "Opteron_G5" "-" TYPE_X86_CPU,\
585         .property = "vme",\
586         .value = "off",\
587     },\
588     {\
589         .driver = "Haswell" "-" TYPE_X86_CPU,\
590         .property = "f16c",\
591         .value = "off",\
592     },\
593     {\
594         .driver = "Haswell" "-" TYPE_X86_CPU,\
595         .property = "rdrand",\
596         .value = "off",\
597     },\
598     {\
599         .driver = "Broadwell" "-" TYPE_X86_CPU,\
600         .property = "f16c",\
601         .value = "off",\
602     },\
603     {\
604         .driver = "Broadwell" "-" TYPE_X86_CPU,\
605         .property = "rdrand",\
606         .value = "off",\
607     },
608 
609 #define PC_COMPAT_2_1 \
610     PC_COMPAT_2_2 \
611     HW_COMPAT_2_1 \
612     {\
613         .driver = "coreduo" "-" TYPE_X86_CPU,\
614         .property = "vmx",\
615         .value = "on",\
616     },\
617     {\
618         .driver = "core2duo" "-" TYPE_X86_CPU,\
619         .property = "vmx",\
620         .value = "on",\
621     },
622 
623 #define PC_COMPAT_2_0 \
624     PC_COMPAT_2_1 \
625     {\
626         .driver   = "virtio-scsi-pci",\
627         .property = "any_layout",\
628         .value    = "off",\
629     },{\
630         .driver   = "PIIX4_PM",\
631         .property = "memory-hotplug-support",\
632         .value    = "off",\
633     },\
634     {\
635         .driver   = "apic",\
636         .property = "version",\
637         .value    = stringify(0x11),\
638     },\
639     {\
640         .driver   = "nec-usb-xhci",\
641         .property = "superspeed-ports-first",\
642         .value    = "off",\
643     },\
644     {\
645         .driver   = "nec-usb-xhci",\
646         .property = "force-pcie-endcap",\
647         .value    = "on",\
648     },\
649     {\
650         .driver   = "pci-serial",\
651         .property = "prog_if",\
652         .value    = stringify(0),\
653     },\
654     {\
655         .driver   = "pci-serial-2x",\
656         .property = "prog_if",\
657         .value    = stringify(0),\
658     },\
659     {\
660         .driver   = "pci-serial-4x",\
661         .property = "prog_if",\
662         .value    = stringify(0),\
663     },\
664     {\
665         .driver   = "virtio-net-pci",\
666         .property = "guest_announce",\
667         .value    = "off",\
668     },\
669     {\
670         .driver   = "ICH9-LPC",\
671         .property = "memory-hotplug-support",\
672         .value    = "off",\
673     },{\
674         .driver   = "xio3130-downstream",\
675         .property = COMPAT_PROP_PCP,\
676         .value    = "off",\
677     },{\
678         .driver   = "ioh3420",\
679         .property = COMPAT_PROP_PCP,\
680         .value    = "off",\
681     },
682 
683 #define PC_COMPAT_1_7 \
684     PC_COMPAT_2_0 \
685     {\
686         .driver   = TYPE_USB_DEVICE,\
687         .property = "msos-desc",\
688         .value    = "no",\
689     },\
690     {\
691         .driver   = "PIIX4_PM",\
692         .property = "acpi-pci-hotplug-with-bridge-support",\
693         .value    = "off",\
694     },\
695     {\
696         .driver   = "hpet",\
697         .property = HPET_INTCAP,\
698         .value    = stringify(4),\
699     },
700 
701 #define PC_COMPAT_1_6 \
702     PC_COMPAT_1_7 \
703     {\
704         .driver   = "e1000",\
705         .property = "mitigation",\
706         .value    = "off",\
707     },{\
708         .driver   = "qemu64-" TYPE_X86_CPU,\
709         .property = "model",\
710         .value    = stringify(2),\
711     },{\
712         .driver   = "qemu32-" TYPE_X86_CPU,\
713         .property = "model",\
714         .value    = stringify(3),\
715     },{\
716         .driver   = "i440FX-pcihost",\
717         .property = "short_root_bus",\
718         .value    = stringify(1),\
719     },{\
720         .driver   = "q35-pcihost",\
721         .property = "short_root_bus",\
722         .value    = stringify(1),\
723     },
724 
725 #define PC_COMPAT_1_5 \
726     PC_COMPAT_1_6 \
727     {\
728         .driver   = "Conroe-" TYPE_X86_CPU,\
729         .property = "model",\
730         .value    = stringify(2),\
731     },{\
732         .driver   = "Conroe-" TYPE_X86_CPU,\
733         .property = "level",\
734         .value    = stringify(2),\
735     },{\
736         .driver   = "Penryn-" TYPE_X86_CPU,\
737         .property = "model",\
738         .value    = stringify(2),\
739     },{\
740         .driver   = "Penryn-" TYPE_X86_CPU,\
741         .property = "level",\
742         .value    = stringify(2),\
743     },{\
744         .driver   = "Nehalem-" TYPE_X86_CPU,\
745         .property = "model",\
746         .value    = stringify(2),\
747     },{\
748         .driver   = "Nehalem-" TYPE_X86_CPU,\
749         .property = "level",\
750         .value    = stringify(2),\
751     },{\
752         .driver   = "virtio-net-pci",\
753         .property = "any_layout",\
754         .value    = "off",\
755     },{\
756         .driver = TYPE_X86_CPU,\
757         .property = "pmu",\
758         .value = "on",\
759     },{\
760         .driver   = "i440FX-pcihost",\
761         .property = "short_root_bus",\
762         .value    = stringify(0),\
763     },{\
764         .driver   = "q35-pcihost",\
765         .property = "short_root_bus",\
766         .value    = stringify(0),\
767     },
768 
769 #define PC_COMPAT_1_4 \
770     PC_COMPAT_1_5 \
771     {\
772         .driver   = "scsi-hd",\
773         .property = "discard_granularity",\
774         .value    = stringify(0),\
775     },{\
776         .driver   = "scsi-cd",\
777         .property = "discard_granularity",\
778         .value    = stringify(0),\
779     },{\
780         .driver   = "scsi-disk",\
781         .property = "discard_granularity",\
782         .value    = stringify(0),\
783     },{\
784         .driver   = "ide-hd",\
785         .property = "discard_granularity",\
786         .value    = stringify(0),\
787     },{\
788         .driver   = "ide-cd",\
789         .property = "discard_granularity",\
790         .value    = stringify(0),\
791     },{\
792         .driver   = "ide-drive",\
793         .property = "discard_granularity",\
794         .value    = stringify(0),\
795     },{\
796         .driver   = "virtio-blk-pci",\
797         .property = "discard_granularity",\
798         .value    = stringify(0),\
799     },{\
800         .driver   = "virtio-serial-pci",\
801         .property = "vectors",\
802         /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
803         .value    = stringify(0xFFFFFFFF),\
804     },{ \
805         .driver   = "virtio-net-pci", \
806         .property = "ctrl_guest_offloads", \
807         .value    = "off", \
808     },{\
809         .driver   = "e1000",\
810         .property = "romfile",\
811         .value    = "pxe-e1000.rom",\
812     },{\
813         .driver   = "ne2k_pci",\
814         .property = "romfile",\
815         .value    = "pxe-ne2k_pci.rom",\
816     },{\
817         .driver   = "pcnet",\
818         .property = "romfile",\
819         .value    = "pxe-pcnet.rom",\
820     },{\
821         .driver   = "rtl8139",\
822         .property = "romfile",\
823         .value    = "pxe-rtl8139.rom",\
824     },{\
825         .driver   = "virtio-net-pci",\
826         .property = "romfile",\
827         .value    = "pxe-virtio.rom",\
828     },{\
829         .driver   = "486-" TYPE_X86_CPU,\
830         .property = "model",\
831         .value    = stringify(0),\
832     },\
833     {\
834         .driver = "n270" "-" TYPE_X86_CPU,\
835         .property = "movbe",\
836         .value = "off",\
837     },\
838     {\
839         .driver = "Westmere" "-" TYPE_X86_CPU,\
840         .property = "pclmulqdq",\
841         .value = "off",\
842     },
843 
844 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
845     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
846     { \
847         MachineClass *mc = MACHINE_CLASS(oc); \
848         optsfn(mc); \
849         mc->name = namestr; \
850         mc->init = initfn; \
851     } \
852     static const TypeInfo pc_machine_type_##suffix = { \
853         .name       = namestr TYPE_MACHINE_SUFFIX, \
854         .parent     = TYPE_PC_MACHINE, \
855         .class_init = pc_machine_##suffix##_class_init, \
856     }; \
857     static void pc_machine_init_##suffix(void) \
858     { \
859         type_register(&pc_machine_type_##suffix); \
860     } \
861     type_init(pc_machine_init_##suffix)
862 
863 extern void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id);
864 #endif
865