xref: /openbmc/qemu/include/hw/i386/pc.h (revision 6bde8fd69f874a107f04cea2695ebece849213c5)
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     bool broken_reserved_end;
63     HotplugHandler *(*get_hotplug_handler)(MachineState *machine,
64                                            DeviceState *dev);
65 };
66 
67 #define TYPE_PC_MACHINE "generic-pc-machine"
68 #define PC_MACHINE(obj) \
69     OBJECT_CHECK(PCMachineState, (obj), TYPE_PC_MACHINE)
70 #define PC_MACHINE_GET_CLASS(obj) \
71     OBJECT_GET_CLASS(PCMachineClass, (obj), TYPE_PC_MACHINE)
72 #define PC_MACHINE_CLASS(klass) \
73     OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE)
74 
75 /* PC-style peripherals (also used by other machines).  */
76 
77 typedef struct PcPciInfo {
78     Range w32;
79     Range w64;
80 } PcPciInfo;
81 
82 #define ACPI_PM_PROP_S3_DISABLED "disable_s3"
83 #define ACPI_PM_PROP_S4_DISABLED "disable_s4"
84 #define ACPI_PM_PROP_S4_VAL "s4_val"
85 #define ACPI_PM_PROP_SCI_INT "sci_int"
86 #define ACPI_PM_PROP_ACPI_ENABLE_CMD "acpi_enable_cmd"
87 #define ACPI_PM_PROP_ACPI_DISABLE_CMD "acpi_disable_cmd"
88 #define ACPI_PM_PROP_PM_IO_BASE "pm_io_base"
89 #define ACPI_PM_PROP_GPE0_BLK "gpe0_blk"
90 #define ACPI_PM_PROP_GPE0_BLK_LEN "gpe0_blk_len"
91 #define ACPI_PM_PROP_TCO_ENABLED "enable_tco"
92 
93 struct PcGuestInfo {
94     bool isapc_ram_fw;
95     hwaddr ram_size, ram_size_below_4g;
96     unsigned apic_id_limit;
97     bool apic_xrupt_override;
98     uint64_t numa_nodes;
99     uint64_t *node_mem;
100     uint64_t *node_cpu;
101     FWCfgState *fw_cfg;
102     int legacy_acpi_table_size;
103     bool has_acpi_build;
104     bool has_reserved_memory;
105     bool rsdp_in_ram;
106 };
107 
108 /* parallel.c */
109 
110 void parallel_hds_isa_init(ISABus *bus, int n);
111 
112 bool parallel_mm_init(MemoryRegion *address_space,
113                       hwaddr base, int it_shift, qemu_irq irq,
114                       CharDriverState *chr);
115 
116 /* i8259.c */
117 
118 extern DeviceState *isa_pic;
119 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
120 qemu_irq *kvm_i8259_init(ISABus *bus);
121 int pic_read_irq(DeviceState *d);
122 int pic_get_output(DeviceState *d);
123 void hmp_info_pic(Monitor *mon, const QDict *qdict);
124 void hmp_info_irq(Monitor *mon, const QDict *qdict);
125 
126 /* ioapic.c */
127 
128 void kvm_ioapic_dump_state(Monitor *mon, const QDict *qdict);
129 void ioapic_dump_state(Monitor *mon, const QDict *qdict);
130 
131 /* Global System Interrupts */
132 
133 #define GSI_NUM_PINS IOAPIC_NUM_PINS
134 
135 typedef struct GSIState {
136     qemu_irq i8259_irq[ISA_NUM_IRQS];
137     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
138 } GSIState;
139 
140 void gsi_handler(void *opaque, int n, int level);
141 
142 /* vmport.c */
143 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
144 
145 static inline void vmport_init(ISABus *bus)
146 {
147     isa_create_simple(bus, "vmport");
148 }
149 
150 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
151 void vmmouse_get_data(uint32_t *data);
152 void vmmouse_set_data(const uint32_t *data);
153 
154 /* pckbd.c */
155 
156 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
157 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
158                    MemoryRegion *region, ram_addr_t size,
159                    hwaddr mask);
160 void i8042_isa_mouse_fake_event(void *opaque);
161 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
162 
163 /* pc.c */
164 extern int fd_bootchk;
165 
166 bool pc_machine_is_smm_enabled(PCMachineState *pcms);
167 void pc_register_ferr_irq(qemu_irq irq);
168 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
169 
170 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge);
171 void pc_hot_add_cpu(const int64_t id, Error **errp);
172 void pc_acpi_init(const char *default_dsdt);
173 
174 PcGuestInfo *pc_guest_info_init(PCMachineState *pcms);
175 
176 void pc_set_legacy_acpi_data_size(void);
177 
178 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
179 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
180 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
181 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
182 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
183 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
184 
185 
186 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
187                             MemoryRegion *pci_address_space);
188 
189 FWCfgState *xen_load_linux(PCMachineState *pcms,
190                            PcGuestInfo *guest_info);
191 FWCfgState *pc_memory_init(PCMachineState *pcms,
192                            MemoryRegion *system_memory,
193                            MemoryRegion *rom_memory,
194                            MemoryRegion **ram_memory,
195                            PcGuestInfo *guest_info);
196 qemu_irq pc_allocate_cpu_irq(void);
197 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
198 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
199                           ISADevice **rtc_state,
200                           bool create_fdctrl,
201                           bool no_vmport,
202                           uint32 hpet_irqs);
203 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
204 void pc_cmos_init(PCMachineState *pcms,
205                   BusState *ide0, BusState *ide1,
206                   ISADevice *s);
207 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
208 void pc_pci_device_init(PCIBus *pci_bus);
209 
210 typedef void (*cpu_set_smm_t)(int smm, void *arg);
211 
212 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
213 
214 /* acpi_piix.c */
215 
216 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
217                       qemu_irq sci_irq, qemu_irq smi_irq,
218                       int smm_enabled, DeviceState **piix4_pm);
219 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
220 
221 /* hpet.c */
222 extern int no_hpet;
223 
224 /* piix_pci.c */
225 struct PCII440FXState;
226 typedef struct PCII440FXState PCII440FXState;
227 
228 #define TYPE_I440FX_PCI_HOST_BRIDGE "i440FX-pcihost"
229 #define TYPE_I440FX_PCI_DEVICE "i440FX"
230 
231 #define TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE "igd-passthrough-i440FX"
232 
233 PCIBus *i440fx_init(const char *host_type, const char *pci_type,
234                     PCII440FXState **pi440fx_state, int *piix_devfn,
235                     ISABus **isa_bus, qemu_irq *pic,
236                     MemoryRegion *address_space_mem,
237                     MemoryRegion *address_space_io,
238                     ram_addr_t ram_size,
239                     ram_addr_t below_4g_mem_size,
240                     ram_addr_t above_4g_mem_size,
241                     MemoryRegion *pci_memory,
242                     MemoryRegion *ram_memory);
243 
244 PCIBus *find_i440fx(void);
245 /* piix4.c */
246 extern PCIDevice *piix4_dev;
247 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
248 
249 /* vga.c */
250 enum vga_retrace_method {
251     VGA_RETRACE_DUMB,
252     VGA_RETRACE_PRECISE
253 };
254 
255 extern enum vga_retrace_method vga_retrace_method;
256 
257 int isa_vga_mm_init(hwaddr vram_base,
258                     hwaddr ctrl_base, int it_shift,
259                     MemoryRegion *address_space);
260 
261 /* ne2000.c */
262 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
263 {
264     DeviceState *dev;
265     ISADevice *isadev;
266 
267     qemu_check_nic_model(nd, "ne2k_isa");
268 
269     isadev = isa_try_create(bus, "ne2k_isa");
270     if (!isadev) {
271         return false;
272     }
273     dev = DEVICE(isadev);
274     qdev_prop_set_uint32(dev, "iobase", base);
275     qdev_prop_set_uint32(dev, "irq",    irq);
276     qdev_set_nic_properties(dev, nd);
277     qdev_init_nofail(dev);
278     return true;
279 }
280 
281 /* pc_sysfw.c */
282 void pc_system_firmware_init(MemoryRegion *rom_memory,
283                              bool isapc_ram_fw);
284 
285 /* pvpanic.c */
286 uint16_t pvpanic_port(void);
287 
288 /* e820 types */
289 #define E820_RAM        1
290 #define E820_RESERVED   2
291 #define E820_ACPI       3
292 #define E820_NVS        4
293 #define E820_UNUSABLE   5
294 
295 int e820_add_entry(uint64_t, uint64_t, uint32_t);
296 int e820_get_num_entries(void);
297 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
298 
299 #define PC_COMPAT_2_3 \
300         HW_COMPAT_2_3 \
301         {\
302             .driver   = TYPE_X86_CPU,\
303             .property = "arat",\
304             .value    = "off",\
305         },{\
306             .driver   = "qemu64" "-" TYPE_X86_CPU,\
307             .property = "level",\
308             .value    = stringify(4),\
309         },{\
310             .driver   = "kvm64" "-" TYPE_X86_CPU,\
311             .property = "level",\
312             .value    = stringify(5),\
313         },{\
314             .driver   = "pentium3" "-" TYPE_X86_CPU,\
315             .property = "level",\
316             .value    = stringify(2),\
317         },{\
318             .driver   = "n270" "-" TYPE_X86_CPU,\
319             .property = "level",\
320             .value    = stringify(5),\
321         },{\
322             .driver   = "Conroe" "-" TYPE_X86_CPU,\
323             .property = "level",\
324             .value    = stringify(4),\
325         },{\
326             .driver   = "Penryn" "-" TYPE_X86_CPU,\
327             .property = "level",\
328             .value    = stringify(4),\
329         },{\
330             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
331             .property = "level",\
332             .value    = stringify(4),\
333         },{\
334             .driver   = "n270" "-" TYPE_X86_CPU,\
335             .property = "xlevel",\
336             .value    = stringify(0x8000000a),\
337         },{\
338             .driver   = "Penryn" "-" TYPE_X86_CPU,\
339             .property = "xlevel",\
340             .value    = stringify(0x8000000a),\
341         },{\
342             .driver   = "Conroe" "-" TYPE_X86_CPU,\
343             .property = "xlevel",\
344             .value    = stringify(0x8000000a),\
345         },{\
346             .driver   = "Nehalem" "-" TYPE_X86_CPU,\
347             .property = "xlevel",\
348             .value    = stringify(0x8000000a),\
349         },{\
350             .driver   = "Westmere" "-" TYPE_X86_CPU,\
351             .property = "xlevel",\
352             .value    = stringify(0x8000000a),\
353         },{\
354             .driver   = "SandyBridge" "-" TYPE_X86_CPU,\
355             .property = "xlevel",\
356             .value    = stringify(0x8000000a),\
357         },{\
358             .driver   = "IvyBridge" "-" TYPE_X86_CPU,\
359             .property = "xlevel",\
360             .value    = stringify(0x8000000a),\
361         },{\
362             .driver   = "Haswell" "-" TYPE_X86_CPU,\
363             .property = "xlevel",\
364             .value    = stringify(0x8000000a),\
365         },{\
366             .driver   = "Haswell-noTSX" "-" TYPE_X86_CPU,\
367             .property = "xlevel",\
368             .value    = stringify(0x8000000a),\
369         },{\
370             .driver   = "Broadwell" "-" TYPE_X86_CPU,\
371             .property = "xlevel",\
372             .value    = stringify(0x8000000a),\
373         },{\
374             .driver   = "Broadwell-noTSX" "-" TYPE_X86_CPU,\
375             .property = "xlevel",\
376             .value    = stringify(0x8000000a),\
377         },
378 
379 #define PC_COMPAT_2_2 \
380         PC_COMPAT_2_3 \
381         HW_COMPAT_2_2 \
382         {\
383             .driver = "kvm64" "-" TYPE_X86_CPU,\
384             .property = "vme",\
385             .value = "off",\
386         },\
387         {\
388             .driver = "kvm32" "-" TYPE_X86_CPU,\
389             .property = "vme",\
390             .value = "off",\
391         },\
392         {\
393             .driver = "Conroe" "-" TYPE_X86_CPU,\
394             .property = "vme",\
395             .value = "off",\
396         },\
397         {\
398             .driver = "Penryn" "-" TYPE_X86_CPU,\
399             .property = "vme",\
400             .value = "off",\
401         },\
402         {\
403             .driver = "Nehalem" "-" TYPE_X86_CPU,\
404             .property = "vme",\
405             .value = "off",\
406         },\
407         {\
408             .driver = "Westmere" "-" TYPE_X86_CPU,\
409             .property = "vme",\
410             .value = "off",\
411         },\
412         {\
413             .driver = "SandyBridge" "-" TYPE_X86_CPU,\
414             .property = "vme",\
415             .value = "off",\
416         },\
417         {\
418             .driver = "Haswell" "-" TYPE_X86_CPU,\
419             .property = "vme",\
420             .value = "off",\
421         },\
422         {\
423             .driver = "Broadwell" "-" TYPE_X86_CPU,\
424             .property = "vme",\
425             .value = "off",\
426         },\
427         {\
428             .driver = "Opteron_G1" "-" TYPE_X86_CPU,\
429             .property = "vme",\
430             .value = "off",\
431         },\
432         {\
433             .driver = "Opteron_G2" "-" TYPE_X86_CPU,\
434             .property = "vme",\
435             .value = "off",\
436         },\
437         {\
438             .driver = "Opteron_G3" "-" TYPE_X86_CPU,\
439             .property = "vme",\
440             .value = "off",\
441         },\
442         {\
443             .driver = "Opteron_G4" "-" TYPE_X86_CPU,\
444             .property = "vme",\
445             .value = "off",\
446         },\
447         {\
448             .driver = "Opteron_G5" "-" TYPE_X86_CPU,\
449             .property = "vme",\
450             .value = "off",\
451         },\
452         {\
453             .driver = "Haswell" "-" TYPE_X86_CPU,\
454             .property = "f16c",\
455             .value = "off",\
456         },\
457         {\
458             .driver = "Haswell" "-" TYPE_X86_CPU,\
459             .property = "rdrand",\
460             .value = "off",\
461         },\
462         {\
463             .driver = "Broadwell" "-" TYPE_X86_CPU,\
464             .property = "f16c",\
465             .value = "off",\
466         },\
467         {\
468             .driver = "Broadwell" "-" TYPE_X86_CPU,\
469             .property = "rdrand",\
470             .value = "off",\
471         },
472 
473 #define PC_COMPAT_2_1 \
474         PC_COMPAT_2_2 \
475         HW_COMPAT_2_1 \
476         {\
477             .driver = "coreduo" "-" TYPE_X86_CPU,\
478             .property = "vmx",\
479             .value = "on",\
480         },\
481         {\
482             .driver = "core2duo" "-" TYPE_X86_CPU,\
483             .property = "vmx",\
484             .value = "on",\
485         },
486 
487 #define PC_COMPAT_2_0 \
488         PC_COMPAT_2_1 \
489         {\
490             .driver   = "virtio-scsi-pci",\
491             .property = "any_layout",\
492             .value    = "off",\
493         },{\
494             .driver   = "PIIX4_PM",\
495             .property = "memory-hotplug-support",\
496             .value    = "off",\
497         },\
498         {\
499             .driver   = "apic",\
500             .property = "version",\
501             .value    = stringify(0x11),\
502         },\
503         {\
504             .driver   = "nec-usb-xhci",\
505             .property = "superspeed-ports-first",\
506             .value    = "off",\
507         },\
508         {\
509             .driver   = "nec-usb-xhci",\
510             .property = "force-pcie-endcap",\
511             .value    = "on",\
512         },\
513         {\
514             .driver   = "pci-serial",\
515             .property = "prog_if",\
516             .value    = stringify(0),\
517         },\
518         {\
519             .driver   = "pci-serial-2x",\
520             .property = "prog_if",\
521             .value    = stringify(0),\
522         },\
523         {\
524             .driver   = "pci-serial-4x",\
525             .property = "prog_if",\
526             .value    = stringify(0),\
527         },\
528         {\
529             .driver   = "virtio-net-pci",\
530             .property = "guest_announce",\
531             .value    = "off",\
532         },\
533         {\
534             .driver   = "ICH9-LPC",\
535             .property = "memory-hotplug-support",\
536             .value    = "off",\
537         },{\
538             .driver   = "xio3130-downstream",\
539             .property = COMPAT_PROP_PCP,\
540             .value    = "off",\
541         },{\
542             .driver   = "ioh3420",\
543             .property = COMPAT_PROP_PCP,\
544             .value    = "off",\
545         },
546 
547 #define PC_COMPAT_1_7 \
548         PC_COMPAT_2_0 \
549         {\
550             .driver   = TYPE_USB_DEVICE,\
551             .property = "msos-desc",\
552             .value    = "no",\
553         },\
554         {\
555             .driver   = "PIIX4_PM",\
556             .property = "acpi-pci-hotplug-with-bridge-support",\
557             .value    = "off",\
558         },\
559         {\
560             .driver   = "hpet",\
561             .property = HPET_INTCAP,\
562             .value    = stringify(4),\
563         },
564 
565 #define PC_COMPAT_1_6 \
566         PC_COMPAT_1_7 \
567         {\
568             .driver   = "e1000",\
569             .property = "mitigation",\
570             .value    = "off",\
571         },{\
572             .driver   = "qemu64-" TYPE_X86_CPU,\
573             .property = "model",\
574             .value    = stringify(2),\
575         },{\
576             .driver   = "qemu32-" TYPE_X86_CPU,\
577             .property = "model",\
578             .value    = stringify(3),\
579         },{\
580             .driver   = "i440FX-pcihost",\
581             .property = "short_root_bus",\
582             .value    = stringify(1),\
583         },{\
584             .driver   = "q35-pcihost",\
585             .property = "short_root_bus",\
586             .value    = stringify(1),\
587         },
588 
589 #define PC_COMPAT_1_5 \
590         PC_COMPAT_1_6 \
591         {\
592             .driver   = "Conroe-" TYPE_X86_CPU,\
593             .property = "model",\
594             .value    = stringify(2),\
595         },{\
596             .driver   = "Conroe-" TYPE_X86_CPU,\
597             .property = "level",\
598             .value    = stringify(2),\
599         },{\
600             .driver   = "Penryn-" TYPE_X86_CPU,\
601             .property = "model",\
602             .value    = stringify(2),\
603         },{\
604             .driver   = "Penryn-" TYPE_X86_CPU,\
605             .property = "level",\
606             .value    = stringify(2),\
607         },{\
608             .driver   = "Nehalem-" TYPE_X86_CPU,\
609             .property = "model",\
610             .value    = stringify(2),\
611         },{\
612             .driver   = "Nehalem-" TYPE_X86_CPU,\
613             .property = "level",\
614             .value    = stringify(2),\
615         },{\
616             .driver   = "virtio-net-pci",\
617             .property = "any_layout",\
618             .value    = "off",\
619         },{\
620             .driver = TYPE_X86_CPU,\
621             .property = "pmu",\
622             .value = "on",\
623         },{\
624             .driver   = "i440FX-pcihost",\
625             .property = "short_root_bus",\
626             .value    = stringify(0),\
627         },{\
628             .driver   = "q35-pcihost",\
629             .property = "short_root_bus",\
630             .value    = stringify(0),\
631         },
632 
633 #define PC_COMPAT_1_4 \
634         PC_COMPAT_1_5 \
635         {\
636             .driver   = "scsi-hd",\
637             .property = "discard_granularity",\
638             .value    = stringify(0),\
639         },{\
640             .driver   = "scsi-cd",\
641             .property = "discard_granularity",\
642             .value    = stringify(0),\
643         },{\
644             .driver   = "scsi-disk",\
645             .property = "discard_granularity",\
646             .value    = stringify(0),\
647         },{\
648             .driver   = "ide-hd",\
649             .property = "discard_granularity",\
650             .value    = stringify(0),\
651         },{\
652             .driver   = "ide-cd",\
653             .property = "discard_granularity",\
654             .value    = stringify(0),\
655         },{\
656             .driver   = "ide-drive",\
657             .property = "discard_granularity",\
658             .value    = stringify(0),\
659         },{\
660             .driver   = "virtio-blk-pci",\
661             .property = "discard_granularity",\
662             .value    = stringify(0),\
663         },{\
664             .driver   = "virtio-serial-pci",\
665             .property = "vectors",\
666             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
667             .value    = stringify(0xFFFFFFFF),\
668         },{ \
669             .driver   = "virtio-net-pci", \
670             .property = "ctrl_guest_offloads", \
671             .value    = "off", \
672         },{\
673             .driver   = "e1000",\
674             .property = "romfile",\
675             .value    = "pxe-e1000.rom",\
676         },{\
677             .driver   = "ne2k_pci",\
678             .property = "romfile",\
679             .value    = "pxe-ne2k_pci.rom",\
680         },{\
681             .driver   = "pcnet",\
682             .property = "romfile",\
683             .value    = "pxe-pcnet.rom",\
684         },{\
685             .driver   = "rtl8139",\
686             .property = "romfile",\
687             .value    = "pxe-rtl8139.rom",\
688         },{\
689             .driver   = "virtio-net-pci",\
690             .property = "romfile",\
691             .value    = "pxe-virtio.rom",\
692         },{\
693             .driver   = "486-" TYPE_X86_CPU,\
694             .property = "model",\
695             .value    = stringify(0),\
696         },\
697         {\
698             .driver = "n270" "-" TYPE_X86_CPU,\
699             .property = "movbe",\
700             .value = "off",\
701         },\
702         {\
703             .driver = "Westmere" "-" TYPE_X86_CPU,\
704             .property = "pclmulqdq",\
705             .value = "off",\
706         },
707 
708 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
709     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
710     { \
711         MachineClass *mc = MACHINE_CLASS(oc); \
712         optsfn(mc); \
713         mc->name = namestr; \
714         mc->init = initfn; \
715     } \
716     static const TypeInfo pc_machine_type_##suffix = { \
717         .name       = namestr TYPE_MACHINE_SUFFIX, \
718         .parent     = TYPE_PC_MACHINE, \
719         .class_init = pc_machine_##suffix##_class_init, \
720     }; \
721     static void pc_machine_init_##suffix(void) \
722     { \
723         type_register(&pc_machine_type_##suffix); \
724     } \
725     machine_init(pc_machine_init_##suffix)
726 
727 #define SET_MACHINE_COMPAT(m, COMPAT) do { \
728     static GlobalProperty props[] = { \
729         COMPAT \
730         { /* end of list */ } \
731     }; \
732     (m)->compat_props = props; \
733 } while (0)
734 
735 extern void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id);
736 #endif
737