xref: /openbmc/qemu/include/hw/i386/pc.h (revision ac1d8878)
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 #ifdef CONFIG_KVM
24 #define kvm_pit_in_kernel() \
25     (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
26 #define kvm_pic_in_kernel()  \
27     (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
28 #define kvm_ioapic_in_kernel() \
29     (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
30 #else
31 #define kvm_pit_in_kernel()      0
32 #define kvm_pic_in_kernel()      0
33 #define kvm_ioapic_in_kernel()   0
34 #endif
35 
36 /**
37  * PCMachineState:
38  * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
39  * @enforce_aligned_dimm: check that DIMM's address/size is aligned by
40  *                        backend's alignment value if provided
41  */
42 struct PCMachineState {
43     /*< private >*/
44     MachineState parent_obj;
45 
46     /* <public> */
47     MemoryHotplugState hotplug_memory;
48 
49     HotplugHandler *acpi_dev;
50     ISADevice *rtc;
51 
52     uint64_t max_ram_below_4g;
53     OnOffAuto vmport;
54     OnOffAuto smm;
55     bool enforce_aligned_dimm;
56     ram_addr_t below_4g_mem_size, above_4g_mem_size;
57 };
58 
59 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
60 #define PC_MACHINE_MEMHP_REGION_SIZE "hotplug-memory-region-size"
61 #define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
62 #define PC_MACHINE_VMPORT           "vmport"
63 #define PC_MACHINE_SMM              "smm"
64 #define PC_MACHINE_ENFORCE_ALIGNED_DIMM "enforce-aligned-dimm"
65 
66 /**
67  * PCMachineClass:
68  * @get_hotplug_handler: pointer to parent class callback @get_hotplug_handler
69  */
70 struct PCMachineClass {
71     /*< private >*/
72     MachineClass parent_class;
73 
74     /*< public >*/
75     bool broken_reserved_end;
76     HotplugHandler *(*get_hotplug_handler)(MachineState *machine,
77                                            DeviceState *dev);
78 };
79 
80 #define TYPE_PC_MACHINE "generic-pc-machine"
81 #define PC_MACHINE(obj) \
82     OBJECT_CHECK(PCMachineState, (obj), TYPE_PC_MACHINE)
83 #define PC_MACHINE_GET_CLASS(obj) \
84     OBJECT_GET_CLASS(PCMachineClass, (obj), TYPE_PC_MACHINE)
85 #define PC_MACHINE_CLASS(klass) \
86     OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE)
87 
88 /* PC-style peripherals (also used by other machines).  */
89 
90 typedef struct PcPciInfo {
91     Range w32;
92     Range w64;
93 } PcPciInfo;
94 
95 #define ACPI_PM_PROP_S3_DISABLED "disable_s3"
96 #define ACPI_PM_PROP_S4_DISABLED "disable_s4"
97 #define ACPI_PM_PROP_S4_VAL "s4_val"
98 #define ACPI_PM_PROP_SCI_INT "sci_int"
99 #define ACPI_PM_PROP_ACPI_ENABLE_CMD "acpi_enable_cmd"
100 #define ACPI_PM_PROP_ACPI_DISABLE_CMD "acpi_disable_cmd"
101 #define ACPI_PM_PROP_PM_IO_BASE "pm_io_base"
102 #define ACPI_PM_PROP_GPE0_BLK "gpe0_blk"
103 #define ACPI_PM_PROP_GPE0_BLK_LEN "gpe0_blk_len"
104 #define ACPI_PM_PROP_TCO_ENABLED "enable_tco"
105 
106 struct PcGuestInfo {
107     bool isapc_ram_fw;
108     hwaddr ram_size, ram_size_below_4g;
109     unsigned apic_id_limit;
110     bool apic_xrupt_override;
111     uint64_t numa_nodes;
112     uint64_t *node_mem;
113     uint64_t *node_cpu;
114     FWCfgState *fw_cfg;
115     int legacy_acpi_table_size;
116     bool has_acpi_build;
117     bool has_reserved_memory;
118     bool rsdp_in_ram;
119 };
120 
121 /* parallel.c */
122 
123 void parallel_hds_isa_init(ISABus *bus, int n);
124 
125 bool parallel_mm_init(MemoryRegion *address_space,
126                       hwaddr base, int it_shift, qemu_irq irq,
127                       CharDriverState *chr);
128 
129 /* i8259.c */
130 
131 extern DeviceState *isa_pic;
132 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
133 qemu_irq *kvm_i8259_init(ISABus *bus);
134 int pic_read_irq(DeviceState *d);
135 int pic_get_output(DeviceState *d);
136 void hmp_info_pic(Monitor *mon, const QDict *qdict);
137 void hmp_info_irq(Monitor *mon, const QDict *qdict);
138 
139 /* ioapic.c */
140 
141 void kvm_ioapic_dump_state(Monitor *mon, const QDict *qdict);
142 void ioapic_dump_state(Monitor *mon, const QDict *qdict);
143 
144 /* Global System Interrupts */
145 
146 #define GSI_NUM_PINS IOAPIC_NUM_PINS
147 
148 typedef struct GSIState {
149     qemu_irq i8259_irq[ISA_NUM_IRQS];
150     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
151 } GSIState;
152 
153 void gsi_handler(void *opaque, int n, int level);
154 
155 /* vmport.c */
156 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
157 
158 static inline void vmport_init(ISABus *bus)
159 {
160     isa_create_simple(bus, "vmport");
161 }
162 
163 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
164 void vmmouse_get_data(uint32_t *data);
165 void vmmouse_set_data(const uint32_t *data);
166 
167 /* pckbd.c */
168 
169 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
170 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
171                    MemoryRegion *region, ram_addr_t size,
172                    hwaddr mask);
173 void i8042_isa_mouse_fake_event(void *opaque);
174 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
175 
176 /* pc.c */
177 extern int fd_bootchk;
178 
179 bool pc_machine_is_smm_enabled(PCMachineState *pcms);
180 void pc_register_ferr_irq(qemu_irq irq);
181 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
182 
183 void pc_cpus_init(PCMachineState *pcms);
184 void pc_hot_add_cpu(const int64_t id, Error **errp);
185 void pc_acpi_init(const char *default_dsdt);
186 
187 PcGuestInfo *pc_guest_info_init(PCMachineState *pcms);
188 
189 void pc_set_legacy_acpi_data_size(void);
190 
191 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
192 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
193 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
194 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
195 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
196 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
197 
198 
199 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
200                             MemoryRegion *pci_address_space);
201 
202 FWCfgState *xen_load_linux(PCMachineState *pcms,
203                            PcGuestInfo *guest_info);
204 FWCfgState *pc_memory_init(PCMachineState *pcms,
205                            MemoryRegion *system_memory,
206                            MemoryRegion *rom_memory,
207                            MemoryRegion **ram_memory,
208                            PcGuestInfo *guest_info);
209 qemu_irq pc_allocate_cpu_irq(void);
210 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
211 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
212                           ISADevice **rtc_state,
213                           bool create_fdctrl,
214                           bool no_vmport,
215                           uint32 hpet_irqs);
216 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
217 void pc_cmos_init(PCMachineState *pcms,
218                   BusState *ide0, BusState *ide1,
219                   ISADevice *s);
220 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
221 void pc_pci_device_init(PCIBus *pci_bus);
222 
223 typedef void (*cpu_set_smm_t)(int smm, void *arg);
224 
225 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
226 
227 /* acpi_piix.c */
228 
229 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
230                       qemu_irq sci_irq, qemu_irq smi_irq,
231                       int smm_enabled, DeviceState **piix4_pm);
232 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
233 
234 /* hpet.c */
235 extern int no_hpet;
236 
237 /* piix_pci.c */
238 struct PCII440FXState;
239 typedef struct PCII440FXState PCII440FXState;
240 
241 #define TYPE_I440FX_PCI_HOST_BRIDGE "i440FX-pcihost"
242 #define TYPE_I440FX_PCI_DEVICE "i440FX"
243 
244 #define TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE "igd-passthrough-i440FX"
245 
246 PCIBus *i440fx_init(const char *host_type, const char *pci_type,
247                     PCII440FXState **pi440fx_state, int *piix_devfn,
248                     ISABus **isa_bus, qemu_irq *pic,
249                     MemoryRegion *address_space_mem,
250                     MemoryRegion *address_space_io,
251                     ram_addr_t ram_size,
252                     ram_addr_t below_4g_mem_size,
253                     ram_addr_t above_4g_mem_size,
254                     MemoryRegion *pci_memory,
255                     MemoryRegion *ram_memory);
256 
257 PCIBus *find_i440fx(void);
258 /* piix4.c */
259 extern PCIDevice *piix4_dev;
260 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
261 
262 /* vga.c */
263 enum vga_retrace_method {
264     VGA_RETRACE_DUMB,
265     VGA_RETRACE_PRECISE
266 };
267 
268 extern enum vga_retrace_method vga_retrace_method;
269 
270 int isa_vga_mm_init(hwaddr vram_base,
271                     hwaddr ctrl_base, int it_shift,
272                     MemoryRegion *address_space);
273 
274 /* ne2000.c */
275 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
276 {
277     DeviceState *dev;
278     ISADevice *isadev;
279 
280     qemu_check_nic_model(nd, "ne2k_isa");
281 
282     isadev = isa_try_create(bus, "ne2k_isa");
283     if (!isadev) {
284         return false;
285     }
286     dev = DEVICE(isadev);
287     qdev_prop_set_uint32(dev, "iobase", base);
288     qdev_prop_set_uint32(dev, "irq",    irq);
289     qdev_set_nic_properties(dev, nd);
290     qdev_init_nofail(dev);
291     return true;
292 }
293 
294 /* pc_sysfw.c */
295 void pc_system_firmware_init(MemoryRegion *rom_memory,
296                              bool isapc_ram_fw);
297 
298 /* pvpanic.c */
299 uint16_t pvpanic_port(void);
300 
301 /* e820 types */
302 #define E820_RAM        1
303 #define E820_RESERVED   2
304 #define E820_ACPI       3
305 #define E820_NVS        4
306 #define E820_UNUSABLE   5
307 
308 int e820_add_entry(uint64_t, uint64_t, uint32_t);
309 int e820_get_num_entries(void);
310 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
311 
312 #define PC_COMPAT_2_4 \
313         HW_COMPAT_2_4 \
314         {\
315             .driver   = "Haswell-" TYPE_X86_CPU,\
316             .property = "abm",\
317             .value    = "off",\
318         },\
319         {\
320             .driver   = "Haswell-noTSX-" TYPE_X86_CPU,\
321             .property = "abm",\
322             .value    = "off",\
323         },\
324         {\
325             .driver   = "Broadwell-" TYPE_X86_CPU,\
326             .property = "abm",\
327             .value    = "off",\
328         },\
329         {\
330             .driver   = "Broadwell-noTSX-" TYPE_X86_CPU,\
331             .property = "abm",\
332             .value    = "off",\
333         },\
334         {\
335             .driver   = "host" "-" TYPE_X86_CPU,\
336             .property = "host-cache-info",\
337             .value    = "on",\
338         },\
339         {\
340             .driver   = TYPE_X86_CPU,\
341             .property = "check",\
342             .value    = "off",\
343         },\
344         {\
345             .driver   = "qemu64" "-" TYPE_X86_CPU,\
346             .property = "sse4a",\
347             .value    = "on",\
348         },\
349         {\
350             .driver   = "qemu64" "-" TYPE_X86_CPU,\
351             .property = "abm",\
352             .value    = "on",\
353         },\
354         {\
355             .driver   = "qemu64" "-" TYPE_X86_CPU,\
356             .property = "popcnt",\
357             .value    = "on",\
358         },\
359         {\
360             .driver   = "qemu32" "-" TYPE_X86_CPU,\
361             .property = "popcnt",\
362             .value    = "on",\
363         },{\
364             .driver   = "Opteron_G2" "-" TYPE_X86_CPU,\
365             .property = "rdtscp",\
366             .value    = "on",\
367         },{\
368             .driver   = "Opteron_G3" "-" TYPE_X86_CPU,\
369             .property = "rdtscp",\
370             .value    = "on",\
371         },{\
372             .driver   = "Opteron_G4" "-" TYPE_X86_CPU,\
373             .property = "rdtscp",\
374             .value    = "on",\
375         },{\
376             .driver   = "Opteron_G5" "-" TYPE_X86_CPU,\
377             .property = "rdtscp",\
378             .value    = "on",\
379         },
380 
381 
382 #define PC_COMPAT_2_3 \
383         PC_COMPAT_2_4 \
384         HW_COMPAT_2_3 \
385         {\
386             .driver   = TYPE_X86_CPU,\
387             .property = "arat",\
388             .value    = "off",\
389         },{\
390             .driver   = "qemu64" "-" TYPE_X86_CPU,\
391             .property = "level",\
392             .value    = stringify(4),\
393         },{\
394             .driver   = "kvm64" "-" TYPE_X86_CPU,\
395             .property = "level",\
396             .value    = stringify(5),\
397         },{\
398             .driver   = "pentium3" "-" TYPE_X86_CPU,\
399             .property = "level",\
400             .value    = stringify(2),\
401         },{\
402             .driver   = "n270" "-" TYPE_X86_CPU,\
403             .property = "level",\
404             .value    = stringify(5),\
405         },{\
406             .driver   = "Conroe" "-" TYPE_X86_CPU,\
407             .property = "level",\
408             .value    = stringify(4),\
409         },{\
410             .driver   = "Penryn" "-" TYPE_X86_CPU,\
411             .property = "level",\
412             .value    = stringify(4),\
413         },{\
414             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
415             .property = "level",\
416             .value    = stringify(4),\
417         },{\
418             .driver   = "n270" "-" TYPE_X86_CPU,\
419             .property = "xlevel",\
420             .value    = stringify(0x8000000a),\
421         },{\
422             .driver   = "Penryn" "-" TYPE_X86_CPU,\
423             .property = "xlevel",\
424             .value    = stringify(0x8000000a),\
425         },{\
426             .driver   = "Conroe" "-" TYPE_X86_CPU,\
427             .property = "xlevel",\
428             .value    = stringify(0x8000000a),\
429         },{\
430             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
431             .property = "xlevel",\
432             .value    = stringify(0x8000000a),\
433         },{\
434             .driver   = "Westmere" "-" TYPE_X86_CPU,\
435             .property = "xlevel",\
436             .value    = stringify(0x8000000a),\
437         },{\
438             .driver   = "SandyBridge" "-" TYPE_X86_CPU,\
439             .property = "xlevel",\
440             .value    = stringify(0x8000000a),\
441         },{\
442             .driver   = "IvyBridge" "-" TYPE_X86_CPU,\
443             .property = "xlevel",\
444             .value    = stringify(0x8000000a),\
445         },{\
446             .driver   = "Haswell" "-" TYPE_X86_CPU,\
447             .property = "xlevel",\
448             .value    = stringify(0x8000000a),\
449         },{\
450             .driver   = "Haswell-noTSX" "-" TYPE_X86_CPU,\
451             .property = "xlevel",\
452             .value    = stringify(0x8000000a),\
453         },{\
454             .driver   = "Broadwell" "-" TYPE_X86_CPU,\
455             .property = "xlevel",\
456             .value    = stringify(0x8000000a),\
457         },{\
458             .driver   = "Broadwell-noTSX" "-" TYPE_X86_CPU,\
459             .property = "xlevel",\
460             .value    = stringify(0x8000000a),\
461         },
462 
463 #define PC_COMPAT_2_2 \
464         PC_COMPAT_2_3 \
465         HW_COMPAT_2_2 \
466         {\
467             .driver = "kvm64" "-" TYPE_X86_CPU,\
468             .property = "vme",\
469             .value = "off",\
470         },\
471         {\
472             .driver = "kvm32" "-" TYPE_X86_CPU,\
473             .property = "vme",\
474             .value = "off",\
475         },\
476         {\
477             .driver = "Conroe" "-" TYPE_X86_CPU,\
478             .property = "vme",\
479             .value = "off",\
480         },\
481         {\
482             .driver = "Penryn" "-" TYPE_X86_CPU,\
483             .property = "vme",\
484             .value = "off",\
485         },\
486         {\
487             .driver = "Nehalem" "-" TYPE_X86_CPU,\
488             .property = "vme",\
489             .value = "off",\
490         },\
491         {\
492             .driver = "Westmere" "-" TYPE_X86_CPU,\
493             .property = "vme",\
494             .value = "off",\
495         },\
496         {\
497             .driver = "SandyBridge" "-" TYPE_X86_CPU,\
498             .property = "vme",\
499             .value = "off",\
500         },\
501         {\
502             .driver = "Haswell" "-" TYPE_X86_CPU,\
503             .property = "vme",\
504             .value = "off",\
505         },\
506         {\
507             .driver = "Broadwell" "-" TYPE_X86_CPU,\
508             .property = "vme",\
509             .value = "off",\
510         },\
511         {\
512             .driver = "Opteron_G1" "-" TYPE_X86_CPU,\
513             .property = "vme",\
514             .value = "off",\
515         },\
516         {\
517             .driver = "Opteron_G2" "-" TYPE_X86_CPU,\
518             .property = "vme",\
519             .value = "off",\
520         },\
521         {\
522             .driver = "Opteron_G3" "-" TYPE_X86_CPU,\
523             .property = "vme",\
524             .value = "off",\
525         },\
526         {\
527             .driver = "Opteron_G4" "-" TYPE_X86_CPU,\
528             .property = "vme",\
529             .value = "off",\
530         },\
531         {\
532             .driver = "Opteron_G5" "-" TYPE_X86_CPU,\
533             .property = "vme",\
534             .value = "off",\
535         },\
536         {\
537             .driver = "Haswell" "-" TYPE_X86_CPU,\
538             .property = "f16c",\
539             .value = "off",\
540         },\
541         {\
542             .driver = "Haswell" "-" TYPE_X86_CPU,\
543             .property = "rdrand",\
544             .value = "off",\
545         },\
546         {\
547             .driver = "Broadwell" "-" TYPE_X86_CPU,\
548             .property = "f16c",\
549             .value = "off",\
550         },\
551         {\
552             .driver = "Broadwell" "-" TYPE_X86_CPU,\
553             .property = "rdrand",\
554             .value = "off",\
555         },
556 
557 #define PC_COMPAT_2_1 \
558         PC_COMPAT_2_2 \
559         HW_COMPAT_2_1 \
560         {\
561             .driver = "coreduo" "-" TYPE_X86_CPU,\
562             .property = "vmx",\
563             .value = "on",\
564         },\
565         {\
566             .driver = "core2duo" "-" TYPE_X86_CPU,\
567             .property = "vmx",\
568             .value = "on",\
569         },
570 
571 #define PC_COMPAT_2_0 \
572         PC_COMPAT_2_1 \
573         {\
574             .driver   = "virtio-scsi-pci",\
575             .property = "any_layout",\
576             .value    = "off",\
577         },{\
578             .driver   = "PIIX4_PM",\
579             .property = "memory-hotplug-support",\
580             .value    = "off",\
581         },\
582         {\
583             .driver   = "apic",\
584             .property = "version",\
585             .value    = stringify(0x11),\
586         },\
587         {\
588             .driver   = "nec-usb-xhci",\
589             .property = "superspeed-ports-first",\
590             .value    = "off",\
591         },\
592         {\
593             .driver   = "nec-usb-xhci",\
594             .property = "force-pcie-endcap",\
595             .value    = "on",\
596         },\
597         {\
598             .driver   = "pci-serial",\
599             .property = "prog_if",\
600             .value    = stringify(0),\
601         },\
602         {\
603             .driver   = "pci-serial-2x",\
604             .property = "prog_if",\
605             .value    = stringify(0),\
606         },\
607         {\
608             .driver   = "pci-serial-4x",\
609             .property = "prog_if",\
610             .value    = stringify(0),\
611         },\
612         {\
613             .driver   = "virtio-net-pci",\
614             .property = "guest_announce",\
615             .value    = "off",\
616         },\
617         {\
618             .driver   = "ICH9-LPC",\
619             .property = "memory-hotplug-support",\
620             .value    = "off",\
621         },{\
622             .driver   = "xio3130-downstream",\
623             .property = COMPAT_PROP_PCP,\
624             .value    = "off",\
625         },{\
626             .driver   = "ioh3420",\
627             .property = COMPAT_PROP_PCP,\
628             .value    = "off",\
629         },
630 
631 #define PC_COMPAT_1_7 \
632         PC_COMPAT_2_0 \
633         {\
634             .driver   = TYPE_USB_DEVICE,\
635             .property = "msos-desc",\
636             .value    = "no",\
637         },\
638         {\
639             .driver   = "PIIX4_PM",\
640             .property = "acpi-pci-hotplug-with-bridge-support",\
641             .value    = "off",\
642         },\
643         {\
644             .driver   = "hpet",\
645             .property = HPET_INTCAP,\
646             .value    = stringify(4),\
647         },
648 
649 #define PC_COMPAT_1_6 \
650         PC_COMPAT_1_7 \
651         {\
652             .driver   = "e1000",\
653             .property = "mitigation",\
654             .value    = "off",\
655         },{\
656             .driver   = "qemu64-" TYPE_X86_CPU,\
657             .property = "model",\
658             .value    = stringify(2),\
659         },{\
660             .driver   = "qemu32-" TYPE_X86_CPU,\
661             .property = "model",\
662             .value    = stringify(3),\
663         },{\
664             .driver   = "i440FX-pcihost",\
665             .property = "short_root_bus",\
666             .value    = stringify(1),\
667         },{\
668             .driver   = "q35-pcihost",\
669             .property = "short_root_bus",\
670             .value    = stringify(1),\
671         },
672 
673 #define PC_COMPAT_1_5 \
674         PC_COMPAT_1_6 \
675         {\
676             .driver   = "Conroe-" TYPE_X86_CPU,\
677             .property = "model",\
678             .value    = stringify(2),\
679         },{\
680             .driver   = "Conroe-" TYPE_X86_CPU,\
681             .property = "level",\
682             .value    = stringify(2),\
683         },{\
684             .driver   = "Penryn-" TYPE_X86_CPU,\
685             .property = "model",\
686             .value    = stringify(2),\
687         },{\
688             .driver   = "Penryn-" TYPE_X86_CPU,\
689             .property = "level",\
690             .value    = stringify(2),\
691         },{\
692             .driver   = "Nehalem-" TYPE_X86_CPU,\
693             .property = "model",\
694             .value    = stringify(2),\
695         },{\
696             .driver   = "Nehalem-" TYPE_X86_CPU,\
697             .property = "level",\
698             .value    = stringify(2),\
699         },{\
700             .driver   = "virtio-net-pci",\
701             .property = "any_layout",\
702             .value    = "off",\
703         },{\
704             .driver = TYPE_X86_CPU,\
705             .property = "pmu",\
706             .value = "on",\
707         },{\
708             .driver   = "i440FX-pcihost",\
709             .property = "short_root_bus",\
710             .value    = stringify(0),\
711         },{\
712             .driver   = "q35-pcihost",\
713             .property = "short_root_bus",\
714             .value    = stringify(0),\
715         },
716 
717 #define PC_COMPAT_1_4 \
718         PC_COMPAT_1_5 \
719         {\
720             .driver   = "scsi-hd",\
721             .property = "discard_granularity",\
722             .value    = stringify(0),\
723         },{\
724             .driver   = "scsi-cd",\
725             .property = "discard_granularity",\
726             .value    = stringify(0),\
727         },{\
728             .driver   = "scsi-disk",\
729             .property = "discard_granularity",\
730             .value    = stringify(0),\
731         },{\
732             .driver   = "ide-hd",\
733             .property = "discard_granularity",\
734             .value    = stringify(0),\
735         },{\
736             .driver   = "ide-cd",\
737             .property = "discard_granularity",\
738             .value    = stringify(0),\
739         },{\
740             .driver   = "ide-drive",\
741             .property = "discard_granularity",\
742             .value    = stringify(0),\
743         },{\
744             .driver   = "virtio-blk-pci",\
745             .property = "discard_granularity",\
746             .value    = stringify(0),\
747         },{\
748             .driver   = "virtio-serial-pci",\
749             .property = "vectors",\
750             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
751             .value    = stringify(0xFFFFFFFF),\
752         },{ \
753             .driver   = "virtio-net-pci", \
754             .property = "ctrl_guest_offloads", \
755             .value    = "off", \
756         },{\
757             .driver   = "e1000",\
758             .property = "romfile",\
759             .value    = "pxe-e1000.rom",\
760         },{\
761             .driver   = "ne2k_pci",\
762             .property = "romfile",\
763             .value    = "pxe-ne2k_pci.rom",\
764         },{\
765             .driver   = "pcnet",\
766             .property = "romfile",\
767             .value    = "pxe-pcnet.rom",\
768         },{\
769             .driver   = "rtl8139",\
770             .property = "romfile",\
771             .value    = "pxe-rtl8139.rom",\
772         },{\
773             .driver   = "virtio-net-pci",\
774             .property = "romfile",\
775             .value    = "pxe-virtio.rom",\
776         },{\
777             .driver   = "486-" TYPE_X86_CPU,\
778             .property = "model",\
779             .value    = stringify(0),\
780         },\
781         {\
782             .driver = "n270" "-" TYPE_X86_CPU,\
783             .property = "movbe",\
784             .value = "off",\
785         },\
786         {\
787             .driver = "Westmere" "-" TYPE_X86_CPU,\
788             .property = "pclmulqdq",\
789             .value = "off",\
790         },
791 
792 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
793     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
794     { \
795         MachineClass *mc = MACHINE_CLASS(oc); \
796         optsfn(mc); \
797         mc->name = namestr; \
798         mc->init = initfn; \
799     } \
800     static const TypeInfo pc_machine_type_##suffix = { \
801         .name       = namestr TYPE_MACHINE_SUFFIX, \
802         .parent     = TYPE_PC_MACHINE, \
803         .class_init = pc_machine_##suffix##_class_init, \
804     }; \
805     static void pc_machine_init_##suffix(void) \
806     { \
807         type_register(&pc_machine_type_##suffix); \
808     } \
809     machine_init(pc_machine_init_##suffix)
810 
811 #define SET_MACHINE_COMPAT(m, COMPAT) do { \
812     static GlobalProperty props[] = { \
813         COMPAT \
814         { /* end of list */ } \
815     }; \
816     (m)->compat_props = props; \
817 } while (0)
818 
819 extern void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id);
820 #endif
821