xref: /openbmc/qemu/hw/i386/pc_piix.c (revision 031c44e4deedbd7829703654e381ca0b18e78a12)
1 /*
2  * QEMU PC System Emulator
3  *
4  * Copyright (c) 2003-2004 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 
25 #include <glib.h>
26 
27 #include "hw/hw.h"
28 #include "hw/loader.h"
29 #include "hw/i386/pc.h"
30 #include "hw/i386/apic.h"
31 #include "hw/pci/pci.h"
32 #include "hw/pci/pci_ids.h"
33 #include "hw/usb.h"
34 #include "net/net.h"
35 #include "hw/boards.h"
36 #include "hw/ide.h"
37 #include "sysemu/kvm.h"
38 #include "hw/kvm/clock.h"
39 #include "sysemu/sysemu.h"
40 #include "hw/sysbus.h"
41 #include "hw/cpu/icc_bus.h"
42 #include "sysemu/arch_init.h"
43 #include "sysemu/blockdev.h"
44 #include "hw/i2c/smbus.h"
45 #include "hw/xen/xen.h"
46 #include "exec/memory.h"
47 #include "exec/address-spaces.h"
48 #include "hw/acpi/acpi.h"
49 #include "cpu.h"
50 #ifdef CONFIG_XEN
51 #  include <xen/hvm/hvm_info_table.h>
52 #endif
53 
54 #define MAX_IDE_BUS 2
55 
56 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
57 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
58 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
59 
60 static bool has_pvpanic;
61 static bool has_pci_info = true;
62 
63 /* PC hardware initialisation */
64 static void pc_init1(QEMUMachineInitArgs *args,
65                      int pci_enabled,
66                      int kvmclock_enabled)
67 {
68     MemoryRegion *system_memory = get_system_memory();
69     MemoryRegion *system_io = get_system_io();
70     int i;
71     ram_addr_t below_4g_mem_size, above_4g_mem_size;
72     PCIBus *pci_bus;
73     ISABus *isa_bus;
74     PCII440FXState *i440fx_state;
75     int piix3_devfn = -1;
76     qemu_irq *cpu_irq;
77     qemu_irq *gsi;
78     qemu_irq *i8259;
79     qemu_irq *smi_irq;
80     GSIState *gsi_state;
81     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
82     BusState *idebus[MAX_IDE_BUS];
83     ISADevice *rtc_state;
84     ISADevice *floppy;
85     MemoryRegion *ram_memory;
86     MemoryRegion *pci_memory;
87     MemoryRegion *rom_memory;
88     DeviceState *icc_bridge;
89     FWCfgState *fw_cfg = NULL;
90     PcGuestInfo *guest_info;
91 
92     if (xen_enabled() && xen_hvm_init() != 0) {
93         fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
94         exit(1);
95     }
96 
97     icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
98     object_property_add_child(qdev_get_machine(), "icc-bridge",
99                               OBJECT(icc_bridge), NULL);
100 
101     pc_cpus_init(args->cpu_model, icc_bridge);
102 
103     if (kvm_enabled() && kvmclock_enabled) {
104         kvmclock_create();
105     }
106 
107     if (args->ram_size >= 0xe0000000) {
108         above_4g_mem_size = args->ram_size - 0xe0000000;
109         below_4g_mem_size = 0xe0000000;
110     } else {
111         above_4g_mem_size = 0;
112         below_4g_mem_size = args->ram_size;
113     }
114 
115     if (pci_enabled) {
116         pci_memory = g_new(MemoryRegion, 1);
117         memory_region_init(pci_memory, NULL, "pci", INT64_MAX);
118         rom_memory = pci_memory;
119     } else {
120         pci_memory = NULL;
121         rom_memory = system_memory;
122     }
123 
124     guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
125     guest_info->has_pci_info = has_pci_info;
126     guest_info->isapc_ram_fw = !pci_enabled;
127 
128     /* allocate ram and load rom/bios */
129     if (!xen_enabled()) {
130         fw_cfg = pc_memory_init(system_memory,
131                        args->kernel_filename, args->kernel_cmdline,
132                        args->initrd_filename,
133                        below_4g_mem_size, above_4g_mem_size,
134                        rom_memory, &ram_memory, guest_info);
135     }
136 
137     gsi_state = g_malloc0(sizeof(*gsi_state));
138     if (kvm_irqchip_in_kernel()) {
139         kvm_pc_setup_irq_routing(pci_enabled);
140         gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
141                                  GSI_NUM_PINS);
142     } else {
143         gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
144     }
145 
146     if (pci_enabled) {
147         pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
148                               system_memory, system_io, args->ram_size,
149                               below_4g_mem_size,
150                               0x100000000ULL - below_4g_mem_size,
151                               above_4g_mem_size,
152                               pci_memory, ram_memory);
153     } else {
154         pci_bus = NULL;
155         i440fx_state = NULL;
156         isa_bus = isa_bus_new(NULL, system_io);
157         no_hpet = 1;
158     }
159     isa_bus_irqs(isa_bus, gsi);
160 
161     if (kvm_irqchip_in_kernel()) {
162         i8259 = kvm_i8259_init(isa_bus);
163     } else if (xen_enabled()) {
164         i8259 = xen_interrupt_controller_init();
165     } else {
166         cpu_irq = pc_allocate_cpu_irq();
167         i8259 = i8259_init(isa_bus, cpu_irq[0]);
168     }
169 
170     for (i = 0; i < ISA_NUM_IRQS; i++) {
171         gsi_state->i8259_irq[i] = i8259[i];
172     }
173     if (pci_enabled) {
174         ioapic_init_gsi(gsi_state, "i440fx");
175     }
176     qdev_init_nofail(icc_bridge);
177 
178     pc_register_ferr_irq(gsi[13]);
179 
180     pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
181 
182     /* init basic PC hardware */
183     pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());
184 
185     pc_nic_init(isa_bus, pci_bus);
186 
187     ide_drive_get(hd, MAX_IDE_BUS);
188     if (pci_enabled) {
189         PCIDevice *dev;
190         if (xen_enabled()) {
191             dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
192         } else {
193             dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
194         }
195         idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
196         idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
197     } else {
198         for(i = 0; i < MAX_IDE_BUS; i++) {
199             ISADevice *dev;
200             dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
201                                ide_irq[i],
202                                hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
203             idebus[i] = qdev_get_child_bus(DEVICE(dev), "ide.0");
204         }
205     }
206 
207     pc_cmos_init(below_4g_mem_size, above_4g_mem_size, args->boot_order,
208                  floppy, idebus[0], idebus[1], rtc_state);
209 
210     if (pci_enabled && usb_enabled(false)) {
211         pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
212     }
213 
214     if (pci_enabled && acpi_enabled) {
215         i2c_bus *smbus;
216 
217         smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
218         /* TODO: Populate SPD eeprom data.  */
219         smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
220                               gsi[9], *smi_irq,
221                               kvm_enabled(), fw_cfg);
222         smbus_eeprom_init(smbus, 8, NULL, 0);
223     }
224 
225     if (pci_enabled) {
226         pc_pci_device_init(pci_bus);
227     }
228 
229     if (has_pvpanic) {
230         pvpanic_init(isa_bus);
231     }
232 }
233 
234 static void pc_init_pci(QEMUMachineInitArgs *args)
235 {
236     pc_init1(args, 1, 1);
237 }
238 
239 static void pc_compat_1_6(QEMUMachineInitArgs *args)
240 {
241     has_pci_info = false;
242     rom_file_in_ram = false;
243 }
244 
245 static void pc_compat_1_5(QEMUMachineInitArgs *args)
246 {
247     pc_compat_1_6(args);
248     has_pvpanic = true;
249 }
250 
251 static void pc_compat_1_4(QEMUMachineInitArgs *args)
252 {
253     pc_compat_1_5(args);
254     has_pvpanic = false;
255     x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE);
256     x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ);
257 }
258 
259 static void pc_compat_1_3(QEMUMachineInitArgs *args)
260 {
261     pc_compat_1_4(args);
262     enable_compat_apic_id_mode();
263 }
264 
265 /* PC compat function for pc-0.14 to pc-1.2 */
266 static void pc_compat_1_2(QEMUMachineInitArgs *args)
267 {
268     pc_compat_1_3(args);
269     disable_kvm_pv_eoi();
270 }
271 
272 static void pc_init_pci_1_6(QEMUMachineInitArgs *args)
273 {
274     pc_compat_1_6(args);
275     pc_init_pci(args);
276 }
277 
278 static void pc_init_pci_1_5(QEMUMachineInitArgs *args)
279 {
280     pc_compat_1_5(args);
281     pc_init_pci(args);
282 }
283 
284 static void pc_init_pci_1_4(QEMUMachineInitArgs *args)
285 {
286     pc_compat_1_4(args);
287     pc_init_pci(args);
288 }
289 
290 static void pc_init_pci_1_3(QEMUMachineInitArgs *args)
291 {
292     pc_compat_1_3(args);
293     pc_init_pci(args);
294 }
295 
296 /* PC machine init function for pc-0.14 to pc-1.2 */
297 static void pc_init_pci_1_2(QEMUMachineInitArgs *args)
298 {
299     pc_compat_1_2(args);
300     pc_init_pci(args);
301 }
302 
303 /* PC init function for pc-0.10 to pc-0.13, and reused by xenfv */
304 static void pc_init_pci_no_kvmclock(QEMUMachineInitArgs *args)
305 {
306     has_pci_info = false;
307     disable_kvm_pv_eoi();
308     enable_compat_apic_id_mode();
309     pc_init1(args, 1, 0);
310 }
311 
312 static void pc_init_isa(QEMUMachineInitArgs *args)
313 {
314     has_pci_info = false;
315     if (!args->cpu_model) {
316         args->cpu_model = "486";
317     }
318     disable_kvm_pv_eoi();
319     enable_compat_apic_id_mode();
320     pc_init1(args, 0, 1);
321 }
322 
323 #ifdef CONFIG_XEN
324 static void pc_xen_hvm_init(QEMUMachineInitArgs *args)
325 {
326     PCIBus *bus;
327 
328     pc_init_pci(args);
329 
330     bus = pci_find_primary_bus();
331     if (bus != NULL) {
332         pci_create_simple(bus, -1, "xen-platform");
333     }
334 }
335 #endif
336 
337 #define PC_I440FX_MACHINE_OPTIONS \
338     PC_DEFAULT_MACHINE_OPTIONS, \
339     .desc = "Standard PC (i440FX + PIIX, 1996)", \
340     .hot_add_cpu = pc_hot_add_cpu
341 
342 #define PC_I440FX_1_6_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS
343 
344 static QEMUMachine pc_i440fx_machine_v1_6 = {
345     PC_I440FX_1_6_MACHINE_OPTIONS,
346     .name = "pc-i440fx-1.6",
347     .alias = "pc",
348     .init = pc_init_pci_1_6,
349     .is_default = 1,
350 };
351 
352 static QEMUMachine pc_i440fx_machine_v1_5 = {
353     PC_I440FX_1_6_MACHINE_OPTIONS,
354     .name = "pc-i440fx-1.5",
355     .init = pc_init_pci_1_5,
356     .compat_props = (GlobalProperty[]) {
357         PC_COMPAT_1_5,
358         { /* end of list */ }
359     },
360 };
361 
362 #define PC_I440FX_1_4_MACHINE_OPTIONS \
363     PC_I440FX_1_6_MACHINE_OPTIONS, \
364     .hot_add_cpu = NULL
365 
366 static QEMUMachine pc_i440fx_machine_v1_4 = {
367     PC_I440FX_1_4_MACHINE_OPTIONS,
368     .name = "pc-i440fx-1.4",
369     .init = pc_init_pci_1_4,
370     .compat_props = (GlobalProperty[]) {
371         PC_COMPAT_1_4,
372         { /* end of list */ }
373     },
374 };
375 
376 #define PC_COMPAT_1_3 \
377 	PC_COMPAT_1_4, \
378         {\
379             .driver   = "usb-tablet",\
380             .property = "usb_version",\
381             .value    = stringify(1),\
382         },{\
383             .driver   = "virtio-net-pci",\
384             .property = "ctrl_mac_addr",\
385             .value    = "off",      \
386         },{ \
387             .driver   = "virtio-net-pci", \
388             .property = "mq", \
389             .value    = "off", \
390         }, {\
391             .driver   = "e1000",\
392             .property = "autonegotiation",\
393             .value    = "off",\
394         }
395 
396 static QEMUMachine pc_machine_v1_3 = {
397     PC_I440FX_1_4_MACHINE_OPTIONS,
398     .name = "pc-1.3",
399     .init = pc_init_pci_1_3,
400     .compat_props = (GlobalProperty[]) {
401         PC_COMPAT_1_3,
402         { /* end of list */ }
403     },
404 };
405 
406 #define PC_COMPAT_1_2 \
407         PC_COMPAT_1_3,\
408         {\
409             .driver   = "nec-usb-xhci",\
410             .property = "msi",\
411             .value    = "off",\
412         },{\
413             .driver   = "nec-usb-xhci",\
414             .property = "msix",\
415             .value    = "off",\
416         },{\
417             .driver   = "ivshmem",\
418             .property = "use64",\
419             .value    = "0",\
420         },{\
421             .driver   = "qxl",\
422             .property = "revision",\
423             .value    = stringify(3),\
424         },{\
425             .driver   = "qxl-vga",\
426             .property = "revision",\
427             .value    = stringify(3),\
428         },{\
429             .driver   = "VGA",\
430             .property = "mmio",\
431             .value    = "off",\
432         }
433 
434 #define PC_I440FX_1_2_MACHINE_OPTIONS \
435     PC_I440FX_1_4_MACHINE_OPTIONS, \
436     .init = pc_init_pci_1_2
437 
438 static QEMUMachine pc_machine_v1_2 = {
439     PC_I440FX_1_2_MACHINE_OPTIONS,
440     .name = "pc-1.2",
441     .compat_props = (GlobalProperty[]) {
442         PC_COMPAT_1_2,
443         { /* end of list */ }
444     },
445 };
446 
447 #define PC_COMPAT_1_1 \
448         PC_COMPAT_1_2,\
449         {\
450             .driver   = "virtio-scsi-pci",\
451             .property = "hotplug",\
452             .value    = "off",\
453         },{\
454             .driver   = "virtio-scsi-pci",\
455             .property = "param_change",\
456             .value    = "off",\
457         },{\
458             .driver   = "VGA",\
459             .property = "vgamem_mb",\
460             .value    = stringify(8),\
461         },{\
462             .driver   = "vmware-svga",\
463             .property = "vgamem_mb",\
464             .value    = stringify(8),\
465         },{\
466             .driver   = "qxl-vga",\
467             .property = "vgamem_mb",\
468             .value    = stringify(8),\
469         },{\
470             .driver   = "qxl",\
471             .property = "vgamem_mb",\
472             .value    = stringify(8),\
473         },{\
474             .driver   = "virtio-blk-pci",\
475             .property = "config-wce",\
476             .value    = "off",\
477         }
478 
479 static QEMUMachine pc_machine_v1_1 = {
480     PC_I440FX_1_2_MACHINE_OPTIONS,
481     .name = "pc-1.1",
482     .compat_props = (GlobalProperty[]) {
483         PC_COMPAT_1_1,
484         { /* end of list */ }
485     },
486 };
487 
488 #define PC_COMPAT_1_0 \
489         PC_COMPAT_1_1,\
490         {\
491             .driver   = TYPE_ISA_FDC,\
492             .property = "check_media_rate",\
493             .value    = "off",\
494         }, {\
495             .driver   = "virtio-balloon-pci",\
496             .property = "class",\
497             .value    = stringify(PCI_CLASS_MEMORY_RAM),\
498         },{\
499             .driver   = "apic",\
500             .property = "vapic",\
501             .value    = "off",\
502         },{\
503             .driver   = TYPE_USB_DEVICE,\
504             .property = "full-path",\
505             .value    = "no",\
506         }
507 
508 static QEMUMachine pc_machine_v1_0 = {
509     PC_I440FX_1_2_MACHINE_OPTIONS,
510     .name = "pc-1.0",
511     .compat_props = (GlobalProperty[]) {
512         PC_COMPAT_1_0,
513         { /* end of list */ }
514     },
515     .hw_version = "1.0",
516 };
517 
518 #define PC_COMPAT_0_15 \
519         PC_COMPAT_1_0
520 
521 static QEMUMachine pc_machine_v0_15 = {
522     PC_I440FX_1_2_MACHINE_OPTIONS,
523     .name = "pc-0.15",
524     .compat_props = (GlobalProperty[]) {
525         PC_COMPAT_0_15,
526         { /* end of list */ }
527     },
528     .hw_version = "0.15",
529 };
530 
531 #define PC_COMPAT_0_14 \
532         PC_COMPAT_0_15,\
533         {\
534             .driver   = "virtio-blk-pci",\
535             .property = "event_idx",\
536             .value    = "off",\
537         },{\
538             .driver   = "virtio-serial-pci",\
539             .property = "event_idx",\
540             .value    = "off",\
541         },{\
542             .driver   = "virtio-net-pci",\
543             .property = "event_idx",\
544             .value    = "off",\
545         },{\
546             .driver   = "virtio-balloon-pci",\
547             .property = "event_idx",\
548             .value    = "off",\
549         }
550 
551 static QEMUMachine pc_machine_v0_14 = {
552     PC_I440FX_1_2_MACHINE_OPTIONS,
553     .name = "pc-0.14",
554     .compat_props = (GlobalProperty[]) {
555         PC_COMPAT_0_14,
556         {
557             .driver   = "qxl",
558             .property = "revision",
559             .value    = stringify(2),
560         },{
561             .driver   = "qxl-vga",
562             .property = "revision",
563             .value    = stringify(2),
564         },
565         { /* end of list */ }
566     },
567     .hw_version = "0.14",
568 };
569 
570 #define PC_COMPAT_0_13 \
571         PC_COMPAT_0_14,\
572         {\
573             .driver   = TYPE_PCI_DEVICE,\
574             .property = "command_serr_enable",\
575             .value    = "off",\
576         },{\
577             .driver   = "AC97",\
578             .property = "use_broken_id",\
579             .value    = stringify(1),\
580         }
581 
582 #define PC_I440FX_0_13_MACHINE_OPTIONS \
583     PC_I440FX_1_2_MACHINE_OPTIONS, \
584     .init = pc_init_pci_no_kvmclock
585 
586 static QEMUMachine pc_machine_v0_13 = {
587     PC_I440FX_0_13_MACHINE_OPTIONS,
588     .name = "pc-0.13",
589     .compat_props = (GlobalProperty[]) {
590         PC_COMPAT_0_13,
591         {
592             .driver   = "virtio-9p-pci",
593             .property = "vectors",
594             .value    = stringify(0),
595         },{
596             .driver   = "VGA",
597             .property = "rombar",
598             .value    = stringify(0),
599         },{
600             .driver   = "vmware-svga",
601             .property = "rombar",
602             .value    = stringify(0),
603         },
604         { /* end of list */ }
605     },
606     .hw_version = "0.13",
607 };
608 
609 #define PC_COMPAT_0_12 \
610         PC_COMPAT_0_13,\
611         {\
612             .driver   = "virtio-serial-pci",\
613             .property = "max_ports",\
614             .value    = stringify(1),\
615         },{\
616             .driver   = "virtio-serial-pci",\
617             .property = "vectors",\
618             .value    = stringify(0),\
619         },{\
620             .driver   = "usb-mouse",\
621             .property = "serial",\
622             .value    = "1",\
623         },{\
624             .driver   = "usb-tablet",\
625             .property = "serial",\
626             .value    = "1",\
627         },{\
628             .driver   = "usb-kbd",\
629             .property = "serial",\
630             .value    = "1",\
631         }
632 
633 static QEMUMachine pc_machine_v0_12 = {
634     PC_I440FX_0_13_MACHINE_OPTIONS,
635     .name = "pc-0.12",
636     .compat_props = (GlobalProperty[]) {
637         PC_COMPAT_0_12,
638         {
639             .driver   = "VGA",
640             .property = "rombar",
641             .value    = stringify(0),
642         },{
643             .driver   = "vmware-svga",
644             .property = "rombar",
645             .value    = stringify(0),
646         },
647         { /* end of list */ }
648     },
649     .hw_version = "0.12",
650 };
651 
652 #define PC_COMPAT_0_11 \
653         PC_COMPAT_0_12,\
654         {\
655             .driver   = "virtio-blk-pci",\
656             .property = "vectors",\
657             .value    = stringify(0),\
658         },{\
659             .driver   = TYPE_PCI_DEVICE,\
660             .property = "rombar",\
661             .value    = stringify(0),\
662         }
663 
664 static QEMUMachine pc_machine_v0_11 = {
665     PC_I440FX_0_13_MACHINE_OPTIONS,
666     .name = "pc-0.11",
667     .compat_props = (GlobalProperty[]) {
668         PC_COMPAT_0_11,
669         {
670             .driver   = "ide-drive",
671             .property = "ver",
672             .value    = "0.11",
673         },{
674             .driver   = "scsi-disk",
675             .property = "ver",
676             .value    = "0.11",
677         },
678         { /* end of list */ }
679     },
680     .hw_version = "0.11",
681 };
682 
683 static QEMUMachine pc_machine_v0_10 = {
684     PC_I440FX_0_13_MACHINE_OPTIONS,
685     .name = "pc-0.10",
686     .compat_props = (GlobalProperty[]) {
687         PC_COMPAT_0_11,
688         {
689             .driver   = "virtio-blk-pci",
690             .property = "class",
691             .value    = stringify(PCI_CLASS_STORAGE_OTHER),
692         },{
693             .driver   = "virtio-serial-pci",
694             .property = "class",
695             .value    = stringify(PCI_CLASS_DISPLAY_OTHER),
696         },{
697             .driver   = "virtio-net-pci",
698             .property = "vectors",
699             .value    = stringify(0),
700         },{
701             .driver   = "ide-drive",
702             .property = "ver",
703             .value    = "0.10",
704         },{
705             .driver   = "scsi-disk",
706             .property = "ver",
707             .value    = "0.10",
708         },
709         { /* end of list */ }
710     },
711     .hw_version = "0.10",
712 };
713 
714 static QEMUMachine isapc_machine = {
715     PC_COMMON_MACHINE_OPTIONS,
716     .name = "isapc",
717     .desc = "ISA-only PC",
718     .init = pc_init_isa,
719     .max_cpus = 1,
720     .compat_props = (GlobalProperty[]) {
721         { /* end of list */ }
722     },
723 };
724 
725 #ifdef CONFIG_XEN
726 static QEMUMachine xenfv_machine = {
727     PC_COMMON_MACHINE_OPTIONS,
728     .name = "xenfv",
729     .desc = "Xen Fully-virtualized PC",
730     .init = pc_xen_hvm_init,
731     .max_cpus = HVM_MAX_VCPUS,
732     .default_machine_opts = "accel=xen",
733 };
734 #endif
735 
736 static void pc_machine_init(void)
737 {
738     qemu_register_machine(&pc_i440fx_machine_v1_6);
739     qemu_register_machine(&pc_i440fx_machine_v1_5);
740     qemu_register_machine(&pc_i440fx_machine_v1_4);
741     qemu_register_machine(&pc_machine_v1_3);
742     qemu_register_machine(&pc_machine_v1_2);
743     qemu_register_machine(&pc_machine_v1_1);
744     qemu_register_machine(&pc_machine_v1_0);
745     qemu_register_machine(&pc_machine_v0_15);
746     qemu_register_machine(&pc_machine_v0_14);
747     qemu_register_machine(&pc_machine_v0_13);
748     qemu_register_machine(&pc_machine_v0_12);
749     qemu_register_machine(&pc_machine_v0_11);
750     qemu_register_machine(&pc_machine_v0_10);
751     qemu_register_machine(&isapc_machine);
752 #ifdef CONFIG_XEN
753     qemu_register_machine(&xenfv_machine);
754 #endif
755 }
756 
757 machine_init(pc_machine_init);
758