xref: /openbmc/qemu/hw/i386/pc_piix.c (revision 40daca54)
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/i386/pc.h"
29 #include "hw/i386/apic.h"
30 #include "hw/pci/pci.h"
31 #include "hw/pci/pci_ids.h"
32 #include "hw/usb.h"
33 #include "net/net.h"
34 #include "hw/boards.h"
35 #include "hw/ide.h"
36 #include "sysemu/kvm.h"
37 #include "hw/kvm/clock.h"
38 #include "sysemu/sysemu.h"
39 #include "hw/sysbus.h"
40 #include "hw/cpu/icc_bus.h"
41 #include "sysemu/arch_init.h"
42 #include "sysemu/blockdev.h"
43 #include "hw/i2c/smbus.h"
44 #include "hw/xen/xen.h"
45 #include "exec/memory.h"
46 #include "exec/address-spaces.h"
47 #include "hw/acpi/acpi.h"
48 #include "cpu.h"
49 #ifdef CONFIG_XEN
50 #  include <xen/hvm/hvm_info_table.h>
51 #endif
52 
53 #define MAX_IDE_BUS 2
54 
55 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
56 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
57 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
58 
59 static bool has_pvpanic;
60 static bool has_pci_info = true;
61 
62 /* PC hardware initialisation */
63 static void pc_init1(MemoryRegion *system_memory,
64                      MemoryRegion *system_io,
65                      ram_addr_t ram_size,
66                      const char *boot_device,
67                      const char *kernel_filename,
68                      const char *kernel_cmdline,
69                      const char *initrd_filename,
70                      const char *cpu_model,
71                      int pci_enabled,
72                      int kvmclock_enabled)
73 {
74     int i;
75     ram_addr_t below_4g_mem_size, above_4g_mem_size;
76     PCIBus *pci_bus;
77     ISABus *isa_bus;
78     PCII440FXState *i440fx_state;
79     int piix3_devfn = -1;
80     qemu_irq *cpu_irq;
81     qemu_irq *gsi;
82     qemu_irq *i8259;
83     qemu_irq *smi_irq;
84     GSIState *gsi_state;
85     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
86     BusState *idebus[MAX_IDE_BUS];
87     ISADevice *rtc_state;
88     ISADevice *floppy;
89     MemoryRegion *ram_memory;
90     MemoryRegion *pci_memory;
91     MemoryRegion *rom_memory;
92     DeviceState *icc_bridge;
93     FWCfgState *fw_cfg = NULL;
94     PcGuestInfo *guest_info;
95 
96     if (xen_enabled() && xen_hvm_init() != 0) {
97         fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
98         exit(1);
99     }
100 
101     icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
102     object_property_add_child(qdev_get_machine(), "icc-bridge",
103                               OBJECT(icc_bridge), NULL);
104 
105     pc_cpus_init(cpu_model, icc_bridge);
106 
107     if (kvm_enabled() && kvmclock_enabled) {
108         kvmclock_create();
109     }
110 
111     if (ram_size >= 0xe0000000 ) {
112         above_4g_mem_size = ram_size - 0xe0000000;
113         below_4g_mem_size = 0xe0000000;
114     } else {
115         above_4g_mem_size = 0;
116         below_4g_mem_size = ram_size;
117     }
118 
119     if (pci_enabled) {
120         pci_memory = g_new(MemoryRegion, 1);
121         memory_region_init(pci_memory, NULL, "pci", INT64_MAX);
122         rom_memory = pci_memory;
123     } else {
124         pci_memory = NULL;
125         rom_memory = system_memory;
126     }
127 
128     guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
129     guest_info->has_pci_info = has_pci_info;
130     guest_info->isapc_ram_fw = !pci_enabled;
131 
132     /* allocate ram and load rom/bios */
133     if (!xen_enabled()) {
134         fw_cfg = pc_memory_init(system_memory,
135                        kernel_filename, kernel_cmdline, initrd_filename,
136                        below_4g_mem_size, above_4g_mem_size,
137                        rom_memory, &ram_memory, guest_info);
138     }
139 
140     gsi_state = g_malloc0(sizeof(*gsi_state));
141     if (kvm_irqchip_in_kernel()) {
142         kvm_pc_setup_irq_routing(pci_enabled);
143         gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
144                                  GSI_NUM_PINS);
145     } else {
146         gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
147     }
148 
149     if (pci_enabled) {
150         pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
151                               system_memory, system_io, ram_size,
152                               below_4g_mem_size,
153                               0x100000000ULL - below_4g_mem_size,
154                               above_4g_mem_size,
155                               pci_memory, ram_memory);
156     } else {
157         pci_bus = NULL;
158         i440fx_state = NULL;
159         isa_bus = isa_bus_new(NULL, system_io);
160         no_hpet = 1;
161     }
162     isa_bus_irqs(isa_bus, gsi);
163 
164     if (kvm_irqchip_in_kernel()) {
165         i8259 = kvm_i8259_init(isa_bus);
166     } else if (xen_enabled()) {
167         i8259 = xen_interrupt_controller_init();
168     } else {
169         cpu_irq = pc_allocate_cpu_irq();
170         i8259 = i8259_init(isa_bus, cpu_irq[0]);
171     }
172 
173     for (i = 0; i < ISA_NUM_IRQS; i++) {
174         gsi_state->i8259_irq[i] = i8259[i];
175     }
176     if (pci_enabled) {
177         ioapic_init_gsi(gsi_state, "i440fx");
178     }
179     qdev_init_nofail(icc_bridge);
180 
181     pc_register_ferr_irq(gsi[13]);
182 
183     pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
184 
185     /* init basic PC hardware */
186     pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());
187 
188     pc_nic_init(isa_bus, pci_bus);
189 
190     ide_drive_get(hd, MAX_IDE_BUS);
191     if (pci_enabled) {
192         PCIDevice *dev;
193         if (xen_enabled()) {
194             dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
195         } else {
196             dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
197         }
198         idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
199         idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
200     } else {
201         for(i = 0; i < MAX_IDE_BUS; i++) {
202             ISADevice *dev;
203             dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
204                                ide_irq[i],
205                                hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
206             idebus[i] = qdev_get_child_bus(DEVICE(dev), "ide.0");
207         }
208     }
209 
210     pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
211                  floppy, idebus[0], idebus[1], rtc_state);
212 
213     if (pci_enabled && usb_enabled(false)) {
214         pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
215     }
216 
217     if (pci_enabled && acpi_enabled) {
218         i2c_bus *smbus;
219 
220         smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
221         /* TODO: Populate SPD eeprom data.  */
222         smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
223                               gsi[9], *smi_irq,
224                               kvm_enabled(), fw_cfg);
225         smbus_eeprom_init(smbus, 8, NULL, 0);
226     }
227 
228     if (pci_enabled) {
229         pc_pci_device_init(pci_bus);
230     }
231 
232     if (has_pvpanic) {
233         pvpanic_init(isa_bus);
234     }
235 }
236 
237 static void pc_init_pci(QEMUMachineInitArgs *args)
238 {
239     ram_addr_t ram_size = args->ram_size;
240     const char *cpu_model = args->cpu_model;
241     const char *kernel_filename = args->kernel_filename;
242     const char *kernel_cmdline = args->kernel_cmdline;
243     const char *initrd_filename = args->initrd_filename;
244     const char *boot_device = args->boot_device;
245     pc_init1(get_system_memory(),
246              get_system_io(),
247              ram_size, boot_device,
248              kernel_filename, kernel_cmdline,
249              initrd_filename, cpu_model, 1, 1);
250 }
251 
252 static void pc_init_pci_1_6(QEMUMachineInitArgs *args)
253 {
254     has_pci_info = false;
255     pc_init_pci(args);
256 }
257 
258 static void pc_init_pci_1_5(QEMUMachineInitArgs *args)
259 {
260     has_pvpanic = true;
261     pc_init_pci_1_6(args);
262 }
263 
264 static void pc_init_pci_1_4(QEMUMachineInitArgs *args)
265 {
266     x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE);
267     x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ);
268     has_pci_info = false;
269     pc_init_pci(args);
270 }
271 
272 static void pc_init_pci_1_3(QEMUMachineInitArgs *args)
273 {
274     enable_compat_apic_id_mode();
275     pc_init_pci_1_4(args);
276 }
277 
278 /* PC machine init function for pc-1.1 to pc-1.2 */
279 static void pc_init_pci_1_2(QEMUMachineInitArgs *args)
280 {
281     disable_kvm_pv_eoi();
282     pc_init_pci_1_3(args);
283 }
284 
285 /* PC machine init function for pc-0.14 to pc-1.0 */
286 static void pc_init_pci_1_0(QEMUMachineInitArgs *args)
287 {
288     pc_init_pci_1_2(args);
289 }
290 
291 /* PC init function for pc-0.10 to pc-0.13, and reused by xenfv */
292 static void pc_init_pci_no_kvmclock(QEMUMachineInitArgs *args)
293 {
294     ram_addr_t ram_size = args->ram_size;
295     const char *cpu_model = args->cpu_model;
296     const char *kernel_filename = args->kernel_filename;
297     const char *kernel_cmdline = args->kernel_cmdline;
298     const char *initrd_filename = args->initrd_filename;
299     const char *boot_device = args->boot_device;
300     has_pci_info = false;
301     disable_kvm_pv_eoi();
302     enable_compat_apic_id_mode();
303     pc_init1(get_system_memory(),
304              get_system_io(),
305              ram_size, boot_device,
306              kernel_filename, kernel_cmdline,
307              initrd_filename, cpu_model, 1, 0);
308 }
309 
310 static void pc_init_isa(QEMUMachineInitArgs *args)
311 {
312     ram_addr_t ram_size = args->ram_size;
313     const char *cpu_model = args->cpu_model;
314     const char *kernel_filename = args->kernel_filename;
315     const char *kernel_cmdline = args->kernel_cmdline;
316     const char *initrd_filename = args->initrd_filename;
317     const char *boot_device = args->boot_device;
318     has_pci_info = false;
319     if (cpu_model == NULL)
320         cpu_model = "486";
321     disable_kvm_pv_eoi();
322     enable_compat_apic_id_mode();
323     pc_init1(get_system_memory(),
324              get_system_io(),
325              ram_size, boot_device,
326              kernel_filename, kernel_cmdline,
327              initrd_filename, cpu_model, 0, 1);
328 }
329 
330 #ifdef CONFIG_XEN
331 static void pc_xen_hvm_init(QEMUMachineInitArgs *args)
332 {
333     PCIBus *bus;
334 
335     pc_init_pci(args);
336 
337     bus = pci_find_primary_bus();
338     if (bus != NULL) {
339         pci_create_simple(bus, -1, "xen-platform");
340     }
341 }
342 #endif
343 
344 static QEMUMachine pc_i440fx_machine_v1_6 = {
345     .name = "pc-i440fx-1.6",
346     .alias = "pc",
347     .desc = "Standard PC (i440FX + PIIX, 1996)",
348     .init = pc_init_pci_1_6,
349     .hot_add_cpu = pc_hot_add_cpu,
350     .max_cpus = 255,
351     .is_default = 1,
352     DEFAULT_MACHINE_OPTIONS,
353 };
354 
355 static QEMUMachine pc_i440fx_machine_v1_5 = {
356     .name = "pc-i440fx-1.5",
357     .desc = "Standard PC (i440FX + PIIX, 1996)",
358     .init = pc_init_pci_1_5,
359     .hot_add_cpu = pc_hot_add_cpu,
360     .max_cpus = 255,
361     .compat_props = (GlobalProperty[]) {
362         PC_COMPAT_1_5,
363         { /* end of list */ }
364     },
365     DEFAULT_MACHINE_OPTIONS,
366 };
367 
368 static QEMUMachine pc_i440fx_machine_v1_4 = {
369     .name = "pc-i440fx-1.4",
370     .desc = "Standard PC (i440FX + PIIX, 1996)",
371     .init = pc_init_pci_1_4,
372     .max_cpus = 255,
373     .compat_props = (GlobalProperty[]) {
374         PC_COMPAT_1_4,
375         { /* end of list */ }
376     },
377     DEFAULT_MACHINE_OPTIONS,
378 };
379 
380 #define PC_COMPAT_1_3 \
381 	PC_COMPAT_1_4, \
382         {\
383             .driver   = "usb-tablet",\
384             .property = "usb_version",\
385             .value    = stringify(1),\
386         },{\
387             .driver   = "virtio-net-pci",\
388             .property = "ctrl_mac_addr",\
389             .value    = "off",      \
390         },{ \
391             .driver   = "virtio-net-pci", \
392             .property = "mq", \
393             .value    = "off", \
394         }, {\
395             .driver   = "e1000",\
396             .property = "autonegotiation",\
397             .value    = "off",\
398         }
399 
400 static QEMUMachine pc_machine_v1_3 = {
401     .name = "pc-1.3",
402     .desc = "Standard PC",
403     .init = pc_init_pci_1_3,
404     .max_cpus = 255,
405     .compat_props = (GlobalProperty[]) {
406         PC_COMPAT_1_3,
407         { /* end of list */ }
408     },
409     DEFAULT_MACHINE_OPTIONS,
410 };
411 
412 #define PC_COMPAT_1_2 \
413         PC_COMPAT_1_3,\
414         {\
415             .driver   = "nec-usb-xhci",\
416             .property = "msi",\
417             .value    = "off",\
418         },{\
419             .driver   = "nec-usb-xhci",\
420             .property = "msix",\
421             .value    = "off",\
422         },{\
423             .driver   = "ivshmem",\
424             .property = "use64",\
425             .value    = "0",\
426         },{\
427             .driver   = "qxl",\
428             .property = "revision",\
429             .value    = stringify(3),\
430         },{\
431             .driver   = "qxl-vga",\
432             .property = "revision",\
433             .value    = stringify(3),\
434         },{\
435             .driver   = "VGA",\
436             .property = "mmio",\
437             .value    = "off",\
438         }
439 
440 static QEMUMachine pc_machine_v1_2 = {
441     .name = "pc-1.2",
442     .desc = "Standard PC",
443     .init = pc_init_pci_1_2,
444     .max_cpus = 255,
445     .compat_props = (GlobalProperty[]) {
446         PC_COMPAT_1_2,
447         { /* end of list */ }
448     },
449     DEFAULT_MACHINE_OPTIONS,
450 };
451 
452 #define PC_COMPAT_1_1 \
453         PC_COMPAT_1_2,\
454         {\
455             .driver   = "virtio-scsi-pci",\
456             .property = "hotplug",\
457             .value    = "off",\
458         },{\
459             .driver   = "virtio-scsi-pci",\
460             .property = "param_change",\
461             .value    = "off",\
462         },{\
463             .driver   = "VGA",\
464             .property = "vgamem_mb",\
465             .value    = stringify(8),\
466         },{\
467             .driver   = "vmware-svga",\
468             .property = "vgamem_mb",\
469             .value    = stringify(8),\
470         },{\
471             .driver   = "qxl-vga",\
472             .property = "vgamem_mb",\
473             .value    = stringify(8),\
474         },{\
475             .driver   = "qxl",\
476             .property = "vgamem_mb",\
477             .value    = stringify(8),\
478         },{\
479             .driver   = "virtio-blk-pci",\
480             .property = "config-wce",\
481             .value    = "off",\
482         }
483 
484 static QEMUMachine pc_machine_v1_1 = {
485     .name = "pc-1.1",
486     .desc = "Standard PC",
487     .init = pc_init_pci_1_2,
488     .max_cpus = 255,
489     .compat_props = (GlobalProperty[]) {
490         PC_COMPAT_1_1,
491         { /* end of list */ }
492     },
493     DEFAULT_MACHINE_OPTIONS,
494 };
495 
496 #define PC_COMPAT_1_0 \
497         PC_COMPAT_1_1,\
498         {\
499             .driver   = TYPE_ISA_FDC,\
500             .property = "check_media_rate",\
501             .value    = "off",\
502         }, {\
503             .driver   = "virtio-balloon-pci",\
504             .property = "class",\
505             .value    = stringify(PCI_CLASS_MEMORY_RAM),\
506         },{\
507             .driver   = "apic",\
508             .property = "vapic",\
509             .value    = "off",\
510         },{\
511             .driver   = TYPE_USB_DEVICE,\
512             .property = "full-path",\
513             .value    = "no",\
514         }
515 
516 static QEMUMachine pc_machine_v1_0 = {
517     .name = "pc-1.0",
518     .desc = "Standard PC",
519     .init = pc_init_pci_1_0,
520     .max_cpus = 255,
521     .compat_props = (GlobalProperty[]) {
522         PC_COMPAT_1_0,
523         { /* end of list */ }
524     },
525     .hw_version = "1.0",
526     DEFAULT_MACHINE_OPTIONS,
527 };
528 
529 #define PC_COMPAT_0_15 \
530         PC_COMPAT_1_0
531 
532 static QEMUMachine pc_machine_v0_15 = {
533     .name = "pc-0.15",
534     .desc = "Standard PC",
535     .init = pc_init_pci_1_0,
536     .max_cpus = 255,
537     .compat_props = (GlobalProperty[]) {
538         PC_COMPAT_0_15,
539         { /* end of list */ }
540     },
541     .hw_version = "0.15",
542     DEFAULT_MACHINE_OPTIONS,
543 };
544 
545 #define PC_COMPAT_0_14 \
546         PC_COMPAT_0_15,\
547         {\
548             .driver   = "virtio-blk-pci",\
549             .property = "event_idx",\
550             .value    = "off",\
551         },{\
552             .driver   = "virtio-serial-pci",\
553             .property = "event_idx",\
554             .value    = "off",\
555         },{\
556             .driver   = "virtio-net-pci",\
557             .property = "event_idx",\
558             .value    = "off",\
559         },{\
560             .driver   = "virtio-balloon-pci",\
561             .property = "event_idx",\
562             .value    = "off",\
563         }
564 
565 static QEMUMachine pc_machine_v0_14 = {
566     .name = "pc-0.14",
567     .desc = "Standard PC",
568     .init = pc_init_pci_1_0,
569     .max_cpus = 255,
570     .compat_props = (GlobalProperty[]) {
571         PC_COMPAT_0_14,
572         {
573             .driver   = "qxl",
574             .property = "revision",
575             .value    = stringify(2),
576         },{
577             .driver   = "qxl-vga",
578             .property = "revision",
579             .value    = stringify(2),
580         },
581         { /* end of list */ }
582     },
583     .hw_version = "0.14",
584     DEFAULT_MACHINE_OPTIONS,
585 };
586 
587 #define PC_COMPAT_0_13 \
588         PC_COMPAT_0_14,\
589         {\
590             .driver   = TYPE_PCI_DEVICE,\
591             .property = "command_serr_enable",\
592             .value    = "off",\
593         },{\
594             .driver   = "AC97",\
595             .property = "use_broken_id",\
596             .value    = stringify(1),\
597         }
598 
599 static QEMUMachine pc_machine_v0_13 = {
600     .name = "pc-0.13",
601     .desc = "Standard PC",
602     .init = pc_init_pci_no_kvmclock,
603     .max_cpus = 255,
604     .compat_props = (GlobalProperty[]) {
605         PC_COMPAT_0_13,
606         {
607             .driver   = "virtio-9p-pci",
608             .property = "vectors",
609             .value    = stringify(0),
610         },{
611             .driver   = "VGA",
612             .property = "rombar",
613             .value    = stringify(0),
614         },{
615             .driver   = "vmware-svga",
616             .property = "rombar",
617             .value    = stringify(0),
618         },
619         { /* end of list */ }
620     },
621     .hw_version = "0.13",
622     DEFAULT_MACHINE_OPTIONS,
623 };
624 
625 #define PC_COMPAT_0_12 \
626         PC_COMPAT_0_13,\
627         {\
628             .driver   = "virtio-serial-pci",\
629             .property = "max_ports",\
630             .value    = stringify(1),\
631         },{\
632             .driver   = "virtio-serial-pci",\
633             .property = "vectors",\
634             .value    = stringify(0),\
635         },{\
636             .driver   = "usb-mouse",\
637             .property = "serial",\
638             .value    = "1",\
639         },{\
640             .driver   = "usb-tablet",\
641             .property = "serial",\
642             .value    = "1",\
643         },{\
644             .driver   = "usb-kbd",\
645             .property = "serial",\
646             .value    = "1",\
647         }
648 
649 static QEMUMachine pc_machine_v0_12 = {
650     .name = "pc-0.12",
651     .desc = "Standard PC",
652     .init = pc_init_pci_no_kvmclock,
653     .max_cpus = 255,
654     .compat_props = (GlobalProperty[]) {
655         PC_COMPAT_0_12,
656         {
657             .driver   = "VGA",
658             .property = "rombar",
659             .value    = stringify(0),
660         },{
661             .driver   = "vmware-svga",
662             .property = "rombar",
663             .value    = stringify(0),
664         },
665         { /* end of list */ }
666     },
667     .hw_version = "0.12",
668     DEFAULT_MACHINE_OPTIONS,
669 };
670 
671 #define PC_COMPAT_0_11 \
672         PC_COMPAT_0_12,\
673         {\
674             .driver   = "virtio-blk-pci",\
675             .property = "vectors",\
676             .value    = stringify(0),\
677         },{\
678             .driver   = TYPE_PCI_DEVICE,\
679             .property = "rombar",\
680             .value    = stringify(0),\
681         }
682 
683 static QEMUMachine pc_machine_v0_11 = {
684     .name = "pc-0.11",
685     .desc = "Standard PC, qemu 0.11",
686     .init = pc_init_pci_no_kvmclock,
687     .max_cpus = 255,
688     .compat_props = (GlobalProperty[]) {
689         PC_COMPAT_0_11,
690         {
691             .driver   = "ide-drive",
692             .property = "ver",
693             .value    = "0.11",
694         },{
695             .driver   = "scsi-disk",
696             .property = "ver",
697             .value    = "0.11",
698         },
699         { /* end of list */ }
700     },
701     .hw_version = "0.11",
702     DEFAULT_MACHINE_OPTIONS,
703 };
704 
705 static QEMUMachine pc_machine_v0_10 = {
706     .name = "pc-0.10",
707     .desc = "Standard PC, qemu 0.10",
708     .init = pc_init_pci_no_kvmclock,
709     .max_cpus = 255,
710     .compat_props = (GlobalProperty[]) {
711         PC_COMPAT_0_11,
712         {
713             .driver   = "virtio-blk-pci",
714             .property = "class",
715             .value    = stringify(PCI_CLASS_STORAGE_OTHER),
716         },{
717             .driver   = "virtio-serial-pci",
718             .property = "class",
719             .value    = stringify(PCI_CLASS_DISPLAY_OTHER),
720         },{
721             .driver   = "virtio-net-pci",
722             .property = "vectors",
723             .value    = stringify(0),
724         },{
725             .driver   = "ide-drive",
726             .property = "ver",
727             .value    = "0.10",
728         },{
729             .driver   = "scsi-disk",
730             .property = "ver",
731             .value    = "0.10",
732         },
733         { /* end of list */ }
734     },
735     .hw_version = "0.10",
736     DEFAULT_MACHINE_OPTIONS,
737 };
738 
739 static QEMUMachine isapc_machine = {
740     .name = "isapc",
741     .desc = "ISA-only PC",
742     .init = pc_init_isa,
743     .max_cpus = 1,
744     .compat_props = (GlobalProperty[]) {
745         { /* end of list */ }
746     },
747     DEFAULT_MACHINE_OPTIONS,
748 };
749 
750 #ifdef CONFIG_XEN
751 static QEMUMachine xenfv_machine = {
752     .name = "xenfv",
753     .desc = "Xen Fully-virtualized PC",
754     .init = pc_xen_hvm_init,
755     .max_cpus = HVM_MAX_VCPUS,
756     .default_machine_opts = "accel=xen",
757     DEFAULT_MACHINE_OPTIONS,
758 };
759 #endif
760 
761 static void pc_machine_init(void)
762 {
763     qemu_register_machine(&pc_i440fx_machine_v1_6);
764     qemu_register_machine(&pc_i440fx_machine_v1_5);
765     qemu_register_machine(&pc_i440fx_machine_v1_4);
766     qemu_register_machine(&pc_machine_v1_3);
767     qemu_register_machine(&pc_machine_v1_2);
768     qemu_register_machine(&pc_machine_v1_1);
769     qemu_register_machine(&pc_machine_v1_0);
770     qemu_register_machine(&pc_machine_v0_15);
771     qemu_register_machine(&pc_machine_v0_14);
772     qemu_register_machine(&pc_machine_v0_13);
773     qemu_register_machine(&pc_machine_v0_12);
774     qemu_register_machine(&pc_machine_v0_11);
775     qemu_register_machine(&pc_machine_v0_10);
776     qemu_register_machine(&isapc_machine);
777 #ifdef CONFIG_XEN
778     qemu_register_machine(&xenfv_machine);
779 #endif
780 }
781 
782 machine_init(pc_machine_init);
783