xref: /openbmc/qemu/hw/i386/pc_piix.c (revision 798141799ccd5235a928b8fc0411d7d74e706489)
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/smbios/smbios.h"
32 #include "hw/pci/pci.h"
33 #include "hw/pci/pci_ids.h"
34 #include "hw/usb.h"
35 #include "net/net.h"
36 #include "hw/boards.h"
37 #include "hw/ide.h"
38 #include "sysemu/kvm.h"
39 #include "hw/kvm/clock.h"
40 #include "sysemu/sysemu.h"
41 #include "hw/sysbus.h"
42 #include "hw/cpu/icc_bus.h"
43 #include "sysemu/arch_init.h"
44 #include "sysemu/block-backend.h"
45 #include "hw/i2c/smbus.h"
46 #include "hw/xen/xen.h"
47 #include "exec/memory.h"
48 #include "exec/address-spaces.h"
49 #include "hw/acpi/acpi.h"
50 #include "cpu.h"
51 #include "qemu/error-report.h"
52 #ifdef CONFIG_XEN
53 #  include <xen/hvm/hvm_info_table.h>
54 #endif
55 #include "migration/migration.h"
56 
57 #define MAX_IDE_BUS 2
58 
59 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
60 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
61 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
62 
63 static bool pci_enabled = true;
64 static bool has_acpi_build = true;
65 static bool rsdp_in_ram = true;
66 static int legacy_acpi_table_size;
67 static bool smbios_defaults = true;
68 static bool smbios_legacy_mode;
69 static bool smbios_uuid_encoded = true;
70 /* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to
71  * host addresses aligned at 1Gbyte boundaries.  This way we can use 1GByte
72  * pages in the host.
73  */
74 static bool gigabyte_align = true;
75 static bool has_reserved_memory = true;
76 static bool kvmclock_enabled = true;
77 
78 /* PC hardware initialisation */
79 static void pc_init1(MachineState *machine,
80                      const char *host_type, const char *pci_type)
81 {
82     PCMachineState *pcms = PC_MACHINE(machine);
83     MemoryRegion *system_memory = get_system_memory();
84     MemoryRegion *system_io = get_system_io();
85     int i;
86     PCIBus *pci_bus;
87     ISABus *isa_bus;
88     PCII440FXState *i440fx_state;
89     int piix3_devfn = -1;
90     qemu_irq *gsi;
91     qemu_irq *i8259;
92     qemu_irq smi_irq;
93     GSIState *gsi_state;
94     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
95     BusState *idebus[MAX_IDE_BUS];
96     ISADevice *rtc_state;
97     MemoryRegion *ram_memory;
98     MemoryRegion *pci_memory;
99     MemoryRegion *rom_memory;
100     DeviceState *icc_bridge;
101     PcGuestInfo *guest_info;
102     ram_addr_t lowmem;
103 
104     /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
105      * If it doesn't, we need to split it in chunks below and above 4G.
106      * In any case, try to make sure that guest addresses aligned at
107      * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
108      * For old machine types, use whatever split we used historically to avoid
109      * breaking migration.
110      */
111     if (machine->ram_size >= 0xe0000000) {
112         lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
113     } else {
114         lowmem = 0xe0000000;
115     }
116 
117     /* Handle the machine opt max-ram-below-4g.  It is basically doing
118      * min(qemu limit, user limit).
119      */
120     if (lowmem > pcms->max_ram_below_4g) {
121         lowmem = pcms->max_ram_below_4g;
122         if (machine->ram_size - lowmem > lowmem &&
123             lowmem & ((1ULL << 30) - 1)) {
124             error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
125                          ") not a multiple of 1G; possible bad performance.",
126                          pcms->max_ram_below_4g);
127         }
128     }
129 
130     if (machine->ram_size >= lowmem) {
131         pcms->above_4g_mem_size = machine->ram_size - lowmem;
132         pcms->below_4g_mem_size = lowmem;
133     } else {
134         pcms->above_4g_mem_size = 0;
135         pcms->below_4g_mem_size = machine->ram_size;
136     }
137 
138     if (xen_enabled() && xen_hvm_init(&pcms->below_4g_mem_size,
139                                       &pcms->above_4g_mem_size,
140                                       &ram_memory) != 0) {
141         fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
142         exit(1);
143     }
144 
145     icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
146     object_property_add_child(qdev_get_machine(), "icc-bridge",
147                               OBJECT(icc_bridge), NULL);
148 
149     pc_cpus_init(machine->cpu_model, icc_bridge);
150 
151     if (kvm_enabled() && kvmclock_enabled) {
152         kvmclock_create();
153     }
154 
155     if (pci_enabled) {
156         pci_memory = g_new(MemoryRegion, 1);
157         memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
158         rom_memory = pci_memory;
159     } else {
160         pci_memory = NULL;
161         rom_memory = system_memory;
162     }
163 
164     guest_info = pc_guest_info_init(pcms);
165 
166     guest_info->has_acpi_build = has_acpi_build;
167     guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
168 
169     guest_info->isapc_ram_fw = !pci_enabled;
170     guest_info->has_reserved_memory = has_reserved_memory;
171     guest_info->rsdp_in_ram = rsdp_in_ram;
172 
173     if (smbios_defaults) {
174         MachineClass *mc = MACHINE_GET_CLASS(machine);
175         /* These values are guest ABI, do not change */
176         smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
177                             mc->name, smbios_legacy_mode, smbios_uuid_encoded,
178                             SMBIOS_ENTRY_POINT_21);
179     }
180 
181     /* allocate ram and load rom/bios */
182     if (!xen_enabled()) {
183         pc_memory_init(pcms, system_memory,
184                        rom_memory, &ram_memory, guest_info);
185     } else if (machine->kernel_filename != NULL) {
186         /* For xen HVM direct kernel boot, load linux here */
187         xen_load_linux(pcms, guest_info);
188     }
189 
190     gsi_state = g_malloc0(sizeof(*gsi_state));
191     if (kvm_irqchip_in_kernel()) {
192         kvm_pc_setup_irq_routing(pci_enabled);
193         gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
194                                  GSI_NUM_PINS);
195     } else {
196         gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
197     }
198 
199     if (pci_enabled) {
200         pci_bus = i440fx_init(host_type,
201                               pci_type,
202                               &i440fx_state, &piix3_devfn, &isa_bus, gsi,
203                               system_memory, system_io, machine->ram_size,
204                               pcms->below_4g_mem_size,
205                               pcms->above_4g_mem_size,
206                               pci_memory, ram_memory);
207     } else {
208         pci_bus = NULL;
209         i440fx_state = NULL;
210         isa_bus = isa_bus_new(NULL, get_system_memory(), system_io);
211         no_hpet = 1;
212     }
213     isa_bus_irqs(isa_bus, gsi);
214 
215     if (kvm_irqchip_in_kernel()) {
216         i8259 = kvm_i8259_init(isa_bus);
217     } else if (xen_enabled()) {
218         i8259 = xen_interrupt_controller_init();
219     } else {
220         i8259 = i8259_init(isa_bus, pc_allocate_cpu_irq());
221     }
222 
223     for (i = 0; i < ISA_NUM_IRQS; i++) {
224         gsi_state->i8259_irq[i] = i8259[i];
225     }
226     g_free(i8259);
227     if (pci_enabled) {
228         ioapic_init_gsi(gsi_state, "i440fx");
229     }
230     qdev_init_nofail(icc_bridge);
231 
232     pc_register_ferr_irq(gsi[13]);
233 
234     pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
235 
236     assert(pcms->vmport != ON_OFF_AUTO_MAX);
237     if (pcms->vmport == ON_OFF_AUTO_AUTO) {
238         pcms->vmport = xen_enabled() ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON;
239     }
240 
241     /* init basic PC hardware */
242     pc_basic_device_init(isa_bus, gsi, &rtc_state, true,
243                          (pcms->vmport != ON_OFF_AUTO_ON), 0x4);
244 
245     pc_nic_init(isa_bus, pci_bus);
246 
247     ide_drive_get(hd, ARRAY_SIZE(hd));
248     if (pci_enabled) {
249         PCIDevice *dev;
250         if (xen_enabled()) {
251             dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
252         } else {
253             dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
254         }
255         idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
256         idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
257     } else {
258         for(i = 0; i < MAX_IDE_BUS; i++) {
259             ISADevice *dev;
260             char busname[] = "ide.0";
261             dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
262                                ide_irq[i],
263                                hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
264             /*
265              * The ide bus name is ide.0 for the first bus and ide.1 for the
266              * second one.
267              */
268             busname[4] = '0' + i;
269             idebus[i] = qdev_get_child_bus(DEVICE(dev), busname);
270         }
271     }
272 
273     pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);
274 
275     if (pci_enabled && usb_enabled()) {
276         pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
277     }
278 
279     if (pci_enabled && acpi_enabled) {
280         DeviceState *piix4_pm;
281         I2CBus *smbus;
282 
283         smi_irq = qemu_allocate_irq(pc_acpi_smi_interrupt, first_cpu, 0);
284         /* TODO: Populate SPD eeprom data.  */
285         smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
286                               gsi[9], smi_irq,
287                               pc_machine_is_smm_enabled(pcms),
288                               &piix4_pm);
289         smbus_eeprom_init(smbus, 8, NULL, 0);
290 
291         object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
292                                  TYPE_HOTPLUG_HANDLER,
293                                  (Object **)&pcms->acpi_dev,
294                                  object_property_allow_set_link,
295                                  OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort);
296         object_property_set_link(OBJECT(machine), OBJECT(piix4_pm),
297                                  PC_MACHINE_ACPI_DEVICE_PROP, &error_abort);
298     }
299 
300     if (pci_enabled) {
301         pc_pci_device_init(pci_bus);
302     }
303 }
304 
305 static void pc_compat_2_3(MachineState *machine)
306 {
307     PCMachineState *pcms = PC_MACHINE(machine);
308     savevm_skip_section_footers();
309     if (kvm_enabled()) {
310         pcms->smm = ON_OFF_AUTO_OFF;
311     }
312     global_state_set_optional();
313     savevm_skip_configuration();
314 }
315 
316 static void pc_compat_2_2(MachineState *machine)
317 {
318     pc_compat_2_3(machine);
319     rsdp_in_ram = false;
320     machine->suppress_vmdesc = true;
321 }
322 
323 static void pc_compat_2_1(MachineState *machine)
324 {
325     PCMachineState *pcms = PC_MACHINE(machine);
326 
327     pc_compat_2_2(machine);
328     smbios_uuid_encoded = false;
329     x86_cpu_compat_kvm_no_autodisable(FEAT_8000_0001_ECX, CPUID_EXT3_SVM);
330     pcms->enforce_aligned_dimm = false;
331 }
332 
333 static void pc_compat_2_0(MachineState *machine)
334 {
335     pc_compat_2_1(machine);
336     /* This value depends on the actual DSDT and SSDT compiled into
337      * the source QEMU; unfortunately it depends on the binary and
338      * not on the machine type, so we cannot make pc-i440fx-1.7 work on
339      * both QEMU 1.7 and QEMU 2.0.
340      *
341      * Large variations cause migration to fail for more than one
342      * consecutive value of the "-smp" maxcpus option.
343      *
344      * For small variations of the kind caused by different iasl versions,
345      * the 4k rounding usually leaves slack.  However, there could be still
346      * one or two values that break.  For QEMU 1.7 and QEMU 2.0 the
347      * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
348      *
349      * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
350      * QEMU 1.7 it is 6414.  For RHEL/CentOS 7.0 it is 6418.
351      */
352     legacy_acpi_table_size = 6652;
353     smbios_legacy_mode = true;
354     has_reserved_memory = false;
355     pc_set_legacy_acpi_data_size();
356 }
357 
358 static void pc_compat_1_7(MachineState *machine)
359 {
360     pc_compat_2_0(machine);
361     smbios_defaults = false;
362     gigabyte_align = false;
363     option_rom_has_mr = true;
364     legacy_acpi_table_size = 6414;
365     x86_cpu_compat_kvm_no_autoenable(FEAT_1_ECX, CPUID_EXT_X2APIC);
366 }
367 
368 static void pc_compat_1_6(MachineState *machine)
369 {
370     pc_compat_1_7(machine);
371     rom_file_has_mr = false;
372     has_acpi_build = false;
373 }
374 
375 static void pc_compat_1_5(MachineState *machine)
376 {
377     pc_compat_1_6(machine);
378 }
379 
380 static void pc_compat_1_4(MachineState *machine)
381 {
382     pc_compat_1_5(machine);
383 }
384 
385 static void pc_compat_1_3(MachineState *machine)
386 {
387     pc_compat_1_4(machine);
388     enable_compat_apic_id_mode();
389 }
390 
391 /* PC compat function for pc-0.14 to pc-1.2 */
392 static void pc_compat_1_2(MachineState *machine)
393 {
394     pc_compat_1_3(machine);
395     x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, 1 << KVM_FEATURE_PV_EOI);
396 }
397 
398 /* PC compat function for pc-0.10 to pc-0.13 */
399 static void pc_compat_0_13(MachineState *machine)
400 {
401     pc_compat_1_2(machine);
402     kvmclock_enabled = false;
403 }
404 
405 static void pc_init_isa(MachineState *machine)
406 {
407     pci_enabled = false;
408     has_acpi_build = false;
409     smbios_defaults = false;
410     gigabyte_align = false;
411     smbios_legacy_mode = true;
412     has_reserved_memory = false;
413     option_rom_has_mr = true;
414     rom_file_has_mr = false;
415     if (!machine->cpu_model) {
416         machine->cpu_model = "486";
417     }
418     x86_cpu_compat_kvm_no_autoenable(FEAT_KVM, 1 << KVM_FEATURE_PV_EOI);
419     enable_compat_apic_id_mode();
420     pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, TYPE_I440FX_PCI_DEVICE);
421 }
422 
423 #ifdef CONFIG_XEN
424 static void pc_xen_hvm_init(MachineState *machine)
425 {
426     PCIBus *bus;
427 
428     pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, TYPE_I440FX_PCI_DEVICE);
429 
430     bus = pci_find_primary_bus();
431     if (bus != NULL) {
432         pci_create_simple(bus, -1, "xen-platform");
433     }
434 }
435 #endif
436 
437 #define DEFINE_I440FX_MACHINE(suffix, name, compatfn, optionfn) \
438     static void pc_init_##suffix(MachineState *machine) \
439     { \
440         void (*compat)(MachineState *m) = (compatfn); \
441         if (compat) { \
442             compat(machine); \
443         } \
444         pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, \
445                  TYPE_I440FX_PCI_DEVICE); \
446     } \
447     DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn)
448 
449 static void pc_i440fx_machine_options(MachineClass *m)
450 {
451     m->family = "pc_piix";
452     m->desc = "Standard PC (i440FX + PIIX, 1996)";
453     m->hot_add_cpu = pc_hot_add_cpu;
454 }
455 
456 static void pc_i440fx_2_4_machine_options(MachineClass *m)
457 {
458     pc_i440fx_machine_options(m);
459     m->default_machine_opts = "firmware=bios-256k.bin";
460     m->default_display = "std";
461     m->alias = "pc";
462     m->is_default = 1;
463 }
464 
465 DEFINE_I440FX_MACHINE(v2_4, "pc-i440fx-2.4", NULL,
466                       pc_i440fx_2_4_machine_options)
467 
468 
469 static void pc_i440fx_2_3_machine_options(MachineClass *m)
470 {
471     pc_i440fx_2_4_machine_options(m);
472     m->alias = NULL;
473     m->is_default = 0;
474     SET_MACHINE_COMPAT(m, PC_COMPAT_2_3);
475 }
476 
477 DEFINE_I440FX_MACHINE(v2_3, "pc-i440fx-2.3", pc_compat_2_3,
478                       pc_i440fx_2_3_machine_options);
479 
480 
481 static void pc_i440fx_2_2_machine_options(MachineClass *m)
482 {
483     pc_i440fx_2_3_machine_options(m);
484     SET_MACHINE_COMPAT(m, PC_COMPAT_2_2);
485 }
486 
487 DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2,
488                       pc_i440fx_2_2_machine_options);
489 
490 
491 static void pc_i440fx_2_1_machine_options(MachineClass *m)
492 {
493     pc_i440fx_2_2_machine_options(m);
494     m->default_display = NULL;
495     SET_MACHINE_COMPAT(m, PC_COMPAT_2_1);
496 }
497 
498 DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1,
499                       pc_i440fx_2_1_machine_options);
500 
501 
502 
503 static void pc_i440fx_2_0_machine_options(MachineClass *m)
504 {
505     pc_i440fx_2_1_machine_options(m);
506     SET_MACHINE_COMPAT(m, PC_COMPAT_2_0);
507 }
508 
509 DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0,
510                       pc_i440fx_2_0_machine_options);
511 
512 
513 static void pc_i440fx_1_7_machine_options(MachineClass *m)
514 {
515     pc_i440fx_2_0_machine_options(m);
516     m->default_machine_opts = NULL;
517     SET_MACHINE_COMPAT(m, PC_COMPAT_1_7);
518 }
519 
520 DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7,
521                       pc_i440fx_1_7_machine_options);
522 
523 
524 static void pc_i440fx_1_6_machine_options(MachineClass *m)
525 {
526     pc_i440fx_1_7_machine_options(m);
527     SET_MACHINE_COMPAT(m, PC_COMPAT_1_6);
528 }
529 
530 DEFINE_I440FX_MACHINE(v1_6, "pc-i440fx-1.6", pc_compat_1_6,
531                       pc_i440fx_1_6_machine_options);
532 
533 
534 static void pc_i440fx_1_5_machine_options(MachineClass *m)
535 {
536     pc_i440fx_1_6_machine_options(m);
537     SET_MACHINE_COMPAT(m, PC_COMPAT_1_5);
538 }
539 
540 DEFINE_I440FX_MACHINE(v1_5, "pc-i440fx-1.5", pc_compat_1_5,
541                       pc_i440fx_1_5_machine_options);
542 
543 
544 static void pc_i440fx_1_4_machine_options(MachineClass *m)
545 {
546     pc_i440fx_1_5_machine_options(m);
547     m->hot_add_cpu = NULL;
548     SET_MACHINE_COMPAT(m, PC_COMPAT_1_4);
549 }
550 
551 DEFINE_I440FX_MACHINE(v1_4, "pc-i440fx-1.4", pc_compat_1_4,
552                       pc_i440fx_1_4_machine_options);
553 
554 
555 #define PC_COMPAT_1_3 \
556         PC_COMPAT_1_4 \
557         {\
558             .driver   = "usb-tablet",\
559             .property = "usb_version",\
560             .value    = stringify(1),\
561         },{\
562             .driver   = "virtio-net-pci",\
563             .property = "ctrl_mac_addr",\
564             .value    = "off",      \
565         },{ \
566             .driver   = "virtio-net-pci", \
567             .property = "mq", \
568             .value    = "off", \
569         }, {\
570             .driver   = "e1000",\
571             .property = "autonegotiation",\
572             .value    = "off",\
573         },
574 
575 
576 static void pc_i440fx_1_3_machine_options(MachineClass *m)
577 {
578     pc_i440fx_1_4_machine_options(m);
579     SET_MACHINE_COMPAT(m, PC_COMPAT_1_3);
580 }
581 
582 DEFINE_I440FX_MACHINE(v1_3, "pc-1.3", pc_compat_1_3,
583                       pc_i440fx_1_3_machine_options);
584 
585 
586 #define PC_COMPAT_1_2 \
587         PC_COMPAT_1_3 \
588         {\
589             .driver   = "nec-usb-xhci",\
590             .property = "msi",\
591             .value    = "off",\
592         },{\
593             .driver   = "nec-usb-xhci",\
594             .property = "msix",\
595             .value    = "off",\
596         },{\
597             .driver   = "ivshmem",\
598             .property = "use64",\
599             .value    = "0",\
600         },{\
601             .driver   = "qxl",\
602             .property = "revision",\
603             .value    = stringify(3),\
604         },{\
605             .driver   = "qxl-vga",\
606             .property = "revision",\
607             .value    = stringify(3),\
608         },{\
609             .driver   = "VGA",\
610             .property = "mmio",\
611             .value    = "off",\
612         },
613 
614 static void pc_i440fx_1_2_machine_options(MachineClass *m)
615 {
616     pc_i440fx_1_3_machine_options(m);
617     SET_MACHINE_COMPAT(m, PC_COMPAT_1_2);
618 }
619 
620 DEFINE_I440FX_MACHINE(v1_2, "pc-1.2", pc_compat_1_2,
621                       pc_i440fx_1_2_machine_options);
622 
623 
624 #define PC_COMPAT_1_1 \
625         PC_COMPAT_1_2 \
626         {\
627             .driver   = "virtio-scsi-pci",\
628             .property = "hotplug",\
629             .value    = "off",\
630         },{\
631             .driver   = "virtio-scsi-pci",\
632             .property = "param_change",\
633             .value    = "off",\
634         },{\
635             .driver   = "VGA",\
636             .property = "vgamem_mb",\
637             .value    = stringify(8),\
638         },{\
639             .driver   = "vmware-svga",\
640             .property = "vgamem_mb",\
641             .value    = stringify(8),\
642         },{\
643             .driver   = "qxl-vga",\
644             .property = "vgamem_mb",\
645             .value    = stringify(8),\
646         },{\
647             .driver   = "qxl",\
648             .property = "vgamem_mb",\
649             .value    = stringify(8),\
650         },{\
651             .driver   = "virtio-blk-pci",\
652             .property = "config-wce",\
653             .value    = "off",\
654         },
655 
656 static void pc_i440fx_1_1_machine_options(MachineClass *m)
657 {
658     pc_i440fx_1_2_machine_options(m);
659     SET_MACHINE_COMPAT(m, PC_COMPAT_1_1);
660 }
661 
662 DEFINE_I440FX_MACHINE(v1_1, "pc-1.1", pc_compat_1_2,
663                       pc_i440fx_1_1_machine_options);
664 
665 
666 #define PC_COMPAT_1_0 \
667         PC_COMPAT_1_1 \
668         {\
669             .driver   = TYPE_ISA_FDC,\
670             .property = "check_media_rate",\
671             .value    = "off",\
672         }, {\
673             .driver   = "virtio-balloon-pci",\
674             .property = "class",\
675             .value    = stringify(PCI_CLASS_MEMORY_RAM),\
676         },{\
677             .driver   = "apic-common",\
678             .property = "vapic",\
679             .value    = "off",\
680         },{\
681             .driver   = TYPE_USB_DEVICE,\
682             .property = "full-path",\
683             .value    = "no",\
684         },
685 
686 static void pc_i440fx_1_0_machine_options(MachineClass *m)
687 {
688     pc_i440fx_1_1_machine_options(m);
689     m->hw_version = "1.0";
690     SET_MACHINE_COMPAT(m, PC_COMPAT_1_0);
691 }
692 
693 DEFINE_I440FX_MACHINE(v1_0, "pc-1.0", pc_compat_1_2,
694                       pc_i440fx_1_0_machine_options);
695 
696 
697 #define PC_COMPAT_0_15 \
698         PC_COMPAT_1_0
699 
700 static void pc_i440fx_0_15_machine_options(MachineClass *m)
701 {
702     pc_i440fx_1_0_machine_options(m);
703     m->hw_version = "0.15";
704     SET_MACHINE_COMPAT(m, PC_COMPAT_0_15);
705 }
706 
707 DEFINE_I440FX_MACHINE(v0_15, "pc-0.15", pc_compat_1_2,
708                       pc_i440fx_0_15_machine_options);
709 
710 
711 #define PC_COMPAT_0_14 \
712         PC_COMPAT_0_15 \
713         {\
714             .driver   = "virtio-blk-pci",\
715             .property = "event_idx",\
716             .value    = "off",\
717         },{\
718             .driver   = "virtio-serial-pci",\
719             .property = "event_idx",\
720             .value    = "off",\
721         },{\
722             .driver   = "virtio-net-pci",\
723             .property = "event_idx",\
724             .value    = "off",\
725         },{\
726             .driver   = "virtio-balloon-pci",\
727             .property = "event_idx",\
728             .value    = "off",\
729         },{\
730             .driver   = "qxl",\
731             .property = "revision",\
732             .value    = stringify(2),\
733         },{\
734             .driver   = "qxl-vga",\
735             .property = "revision",\
736             .value    = stringify(2),\
737         },
738 
739 static void pc_i440fx_0_14_machine_options(MachineClass *m)
740 {
741     pc_i440fx_0_15_machine_options(m);
742     m->hw_version = "0.14";
743     SET_MACHINE_COMPAT(m, PC_COMPAT_0_14);
744 }
745 
746 DEFINE_I440FX_MACHINE(v0_14, "pc-0.14", pc_compat_1_2,
747                       pc_i440fx_0_14_machine_options);
748 
749 
750 #define PC_COMPAT_0_13 \
751         PC_COMPAT_0_14 \
752         {\
753             .driver   = TYPE_PCI_DEVICE,\
754             .property = "command_serr_enable",\
755             .value    = "off",\
756         },{\
757             .driver   = "AC97",\
758             .property = "use_broken_id",\
759             .value    = stringify(1),\
760         },{\
761             .driver   = "virtio-9p-pci",\
762             .property = "vectors",\
763             .value    = stringify(0),\
764         },{\
765             .driver   = "VGA",\
766             .property = "rombar",\
767             .value    = stringify(0),\
768         },{\
769             .driver   = "vmware-svga",\
770             .property = "rombar",\
771             .value    = stringify(0),\
772         },
773 
774 static void pc_i440fx_0_13_machine_options(MachineClass *m)
775 {
776     pc_i440fx_0_14_machine_options(m);
777     m->hw_version = "0.13";
778     SET_MACHINE_COMPAT(m, PC_COMPAT_0_13);
779 }
780 
781 DEFINE_I440FX_MACHINE(v0_13, "pc-0.13", pc_compat_0_13,
782                       pc_i440fx_0_13_machine_options);
783 
784 
785 #define PC_COMPAT_0_12 \
786         PC_COMPAT_0_13 \
787         {\
788             .driver   = "virtio-serial-pci",\
789             .property = "max_ports",\
790             .value    = stringify(1),\
791         },{\
792             .driver   = "virtio-serial-pci",\
793             .property = "vectors",\
794             .value    = stringify(0),\
795         },{\
796             .driver   = "usb-mouse",\
797             .property = "serial",\
798             .value    = "1",\
799         },{\
800             .driver   = "usb-tablet",\
801             .property = "serial",\
802             .value    = "1",\
803         },{\
804             .driver   = "usb-kbd",\
805             .property = "serial",\
806             .value    = "1",\
807         },
808 
809 static void pc_i440fx_0_12_machine_options(MachineClass *m)
810 {
811     pc_i440fx_0_13_machine_options(m);
812     m->hw_version = "0.12";
813     SET_MACHINE_COMPAT(m, PC_COMPAT_0_12);
814 }
815 
816 DEFINE_I440FX_MACHINE(v0_12, "pc-0.12", pc_compat_0_13,
817                       pc_i440fx_0_12_machine_options);
818 
819 
820 #define PC_COMPAT_0_11 \
821         PC_COMPAT_0_12 \
822         {\
823             .driver   = "virtio-blk-pci",\
824             .property = "vectors",\
825             .value    = stringify(0),\
826         },{\
827             .driver   = TYPE_PCI_DEVICE,\
828             .property = "rombar",\
829             .value    = stringify(0),\
830         },{\
831             .driver   = "ide-drive",\
832             .property = "ver",\
833             .value    = "0.11",\
834         },{\
835             .driver   = "scsi-disk",\
836             .property = "ver",\
837             .value    = "0.11",\
838         },
839 
840 static void pc_i440fx_0_11_machine_options(MachineClass *m)
841 {
842     pc_i440fx_0_12_machine_options(m);
843     m->hw_version = "0.11";
844     SET_MACHINE_COMPAT(m, PC_COMPAT_0_11);
845 }
846 
847 DEFINE_I440FX_MACHINE(v0_11, "pc-0.11", pc_compat_0_13,
848                       pc_i440fx_0_11_machine_options);
849 
850 
851 #define PC_COMPAT_0_10 \
852     PC_COMPAT_0_11 \
853     {\
854         .driver   = "virtio-blk-pci",\
855         .property = "class",\
856         .value    = stringify(PCI_CLASS_STORAGE_OTHER),\
857     },{\
858         .driver   = "virtio-serial-pci",\
859         .property = "class",\
860         .value    = stringify(PCI_CLASS_DISPLAY_OTHER),\
861     },{\
862         .driver   = "virtio-net-pci",\
863         .property = "vectors",\
864         .value    = stringify(0),\
865     },{\
866         .driver   = "ide-drive",\
867         .property = "ver",\
868         .value    = "0.10",\
869     },{\
870         .driver   = "scsi-disk",\
871         .property = "ver",\
872         .value    = "0.10",\
873     },
874 
875 static void pc_i440fx_0_10_machine_options(MachineClass *m)
876 {
877     pc_i440fx_0_11_machine_options(m);
878     m->hw_version = "0.10";
879     SET_MACHINE_COMPAT(m, PC_COMPAT_0_10);
880 }
881 
882 DEFINE_I440FX_MACHINE(v0_10, "pc-0.10", pc_compat_0_13,
883                       pc_i440fx_0_10_machine_options);
884 
885 
886 static void isapc_machine_options(MachineClass *m)
887 {
888     m->desc = "ISA-only PC";
889     m->max_cpus = 1;
890 }
891 
892 DEFINE_PC_MACHINE(isapc, "isapc", pc_init_isa,
893                   isapc_machine_options);
894 
895 
896 #ifdef CONFIG_XEN
897 static void xenfv_machine_options(MachineClass *m)
898 {
899     m->desc = "Xen Fully-virtualized PC";
900     m->max_cpus = HVM_MAX_VCPUS;
901     m->default_machine_opts = "accel=xen";
902     m->hot_add_cpu = pc_hot_add_cpu;
903 }
904 
905 DEFINE_PC_MACHINE(xenfv, "xenfv", pc_xen_hvm_init,
906                   xenfv_machine_options);
907 #endif
908