2 * QEMU PC System Emulator
4 * Copyright (c) 2003-2004 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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
28 #include "hw/loader.h"
29 #include "hw/i386/pc.h"
30 #include "hw/i386/apic.h"
31 #include "hw/i386/smbios.h"
32 #include "hw/pci/pci.h"
33 #include "hw/pci/pci_ids.h"
36 #include "hw/boards.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"
51 #include "qemu/error-report.h"
53 # include <xen/hvm/hvm_info_table.h>
58 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
59 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
60 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
62 static bool has_acpi_build = true;
63 static int legacy_acpi_table_size;
64 static bool smbios_defaults = true;
65 static bool smbios_legacy_mode;
66 /* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to
67 * host addresses aligned at 1Gbyte boundaries. This way we can use 1GByte
70 static bool gigabyte_align = true;
71 static bool has_reserved_memory = true;
73 /* PC hardware initialisation */
74 static void pc_init1(MachineState *machine,
78 PCMachineState *pc_machine = PC_MACHINE(machine);
79 MemoryRegion *system_memory = get_system_memory();
80 MemoryRegion *system_io = get_system_io();
82 ram_addr_t below_4g_mem_size, above_4g_mem_size;
85 PCII440FXState *i440fx_state;
92 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
93 BusState *idebus[MAX_IDE_BUS];
96 MemoryRegion *ram_memory;
97 MemoryRegion *pci_memory;
98 MemoryRegion *rom_memory;
99 DeviceState *icc_bridge;
100 FWCfgState *fw_cfg = NULL;
101 PcGuestInfo *guest_info;
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.
111 if (machine->ram_size >= 0xe0000000) {
112 lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
117 /* Handle the machine opt max-ram-below-4g. It is basically doing
118 * min(qemu limit, user limit).
120 if (lowmem > pc_machine->max_ram_below_4g) {
121 lowmem = pc_machine->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 pc_machine->max_ram_below_4g);
130 if (machine->ram_size >= lowmem) {
131 above_4g_mem_size = machine->ram_size - lowmem;
132 below_4g_mem_size = lowmem;
134 above_4g_mem_size = 0;
135 below_4g_mem_size = machine->ram_size;
138 if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size,
140 fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
144 icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
145 object_property_add_child(qdev_get_machine(), "icc-bridge",
146 OBJECT(icc_bridge), NULL);
148 pc_cpus_init(machine->cpu_model, icc_bridge);
150 if (kvm_enabled() && kvmclock_enabled) {
155 pci_memory = g_new(MemoryRegion, 1);
156 memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
157 rom_memory = pci_memory;
160 rom_memory = system_memory;
163 guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
165 guest_info->has_acpi_build = has_acpi_build;
166 guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
168 guest_info->isapc_ram_fw = !pci_enabled;
169 guest_info->has_reserved_memory = has_reserved_memory;
171 if (smbios_defaults) {
172 MachineClass *mc = MACHINE_GET_CLASS(machine);
173 /* These values are guest ABI, do not change */
174 smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
175 mc->name, smbios_legacy_mode);
178 /* allocate ram and load rom/bios */
179 if (!xen_enabled()) {
180 fw_cfg = pc_memory_init(machine, system_memory,
181 below_4g_mem_size, above_4g_mem_size,
182 rom_memory, &ram_memory, guest_info);
183 } else if (machine->kernel_filename != NULL) {
184 /* For xen HVM direct kernel boot, load linux here */
185 fw_cfg = xen_load_linux(machine->kernel_filename,
186 machine->kernel_cmdline,
187 machine->initrd_filename,
192 gsi_state = g_malloc0(sizeof(*gsi_state));
193 if (kvm_irqchip_in_kernel()) {
194 kvm_pc_setup_irq_routing(pci_enabled);
195 gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
198 gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
202 pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
203 system_memory, system_io, machine->ram_size,
206 pci_memory, ram_memory);
210 isa_bus = isa_bus_new(NULL, system_io);
213 isa_bus_irqs(isa_bus, gsi);
215 if (kvm_irqchip_in_kernel()) {
216 i8259 = kvm_i8259_init(isa_bus);
217 } else if (xen_enabled()) {
218 i8259 = xen_interrupt_controller_init();
220 cpu_irq = pc_allocate_cpu_irq();
221 i8259 = i8259_init(isa_bus, cpu_irq[0]);
224 for (i = 0; i < ISA_NUM_IRQS; i++) {
225 gsi_state->i8259_irq[i] = i8259[i];
228 ioapic_init_gsi(gsi_state, "i440fx");
230 qdev_init_nofail(icc_bridge);
232 pc_register_ferr_irq(gsi[13]);
234 pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
236 /* init basic PC hardware */
237 pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled(),
240 pc_nic_init(isa_bus, pci_bus);
242 ide_drive_get(hd, ARRAY_SIZE(hd));
246 dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
248 dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
250 idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
251 idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
253 for(i = 0; i < MAX_IDE_BUS; i++) {
255 char busname[] = "ide.0";
256 dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
258 hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
260 * The ide bus name is ide.0 for the first bus and ide.1 for the
263 busname[4] = '0' + i;
264 idebus[i] = qdev_get_child_bus(DEVICE(dev), busname);
268 pc_cmos_init(below_4g_mem_size, above_4g_mem_size, machine->boot_order,
269 floppy, idebus[0], idebus[1], rtc_state);
271 if (pci_enabled && usb_enabled(false)) {
272 pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
275 if (pci_enabled && acpi_enabled) {
276 DeviceState *piix4_pm;
279 smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
280 /* TODO: Populate SPD eeprom data. */
281 smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
283 kvm_enabled(), fw_cfg, &piix4_pm);
284 smbus_eeprom_init(smbus, 8, NULL, 0);
286 object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
287 TYPE_HOTPLUG_HANDLER,
288 (Object **)&pc_machine->acpi_dev,
289 object_property_allow_set_link,
290 OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort);
291 object_property_set_link(OBJECT(machine), OBJECT(piix4_pm),
292 PC_MACHINE_ACPI_DEVICE_PROP, &error_abort);
296 pc_pci_device_init(pci_bus);
300 static void pc_init_pci(MachineState *machine)
302 pc_init1(machine, 1, 1);
305 static void pc_compat_2_0(MachineState *machine)
307 /* This value depends on the actual DSDT and SSDT compiled into
308 * the source QEMU; unfortunately it depends on the binary and
309 * not on the machine type, so we cannot make pc-i440fx-1.7 work on
310 * both QEMU 1.7 and QEMU 2.0.
312 * Large variations cause migration to fail for more than one
313 * consecutive value of the "-smp" maxcpus option.
315 * For small variations of the kind caused by different iasl versions,
316 * the 4k rounding usually leaves slack. However, there could be still
317 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
318 * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
320 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
321 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
323 legacy_acpi_table_size = 6652;
324 smbios_legacy_mode = true;
325 has_reserved_memory = false;
326 pc_set_legacy_acpi_data_size();
329 static void pc_compat_1_7(MachineState *machine)
331 pc_compat_2_0(machine);
332 smbios_defaults = false;
333 gigabyte_align = false;
334 option_rom_has_mr = true;
335 legacy_acpi_table_size = 6414;
336 x86_cpu_compat_disable_kvm_features(FEAT_1_ECX, CPUID_EXT_X2APIC);
339 static void pc_compat_1_6(MachineState *machine)
341 pc_compat_1_7(machine);
342 rom_file_has_mr = false;
343 has_acpi_build = false;
346 static void pc_compat_1_5(MachineState *machine)
348 pc_compat_1_6(machine);
351 static void pc_compat_1_4(MachineState *machine)
353 pc_compat_1_5(machine);
354 x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE);
355 x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ);
358 static void pc_compat_1_3(MachineState *machine)
360 pc_compat_1_4(machine);
361 enable_compat_apic_id_mode();
364 /* PC compat function for pc-0.14 to pc-1.2 */
365 static void pc_compat_1_2(MachineState *machine)
367 pc_compat_1_3(machine);
368 x86_cpu_compat_disable_kvm_features(FEAT_KVM, KVM_FEATURE_PV_EOI);
371 static void pc_init_pci_2_0(MachineState *machine)
373 pc_compat_2_0(machine);
374 pc_init_pci(machine);
377 static void pc_init_pci_1_7(MachineState *machine)
379 pc_compat_1_7(machine);
380 pc_init_pci(machine);
383 static void pc_init_pci_1_6(MachineState *machine)
385 pc_compat_1_6(machine);
386 pc_init_pci(machine);
389 static void pc_init_pci_1_5(MachineState *machine)
391 pc_compat_1_5(machine);
392 pc_init_pci(machine);
395 static void pc_init_pci_1_4(MachineState *machine)
397 pc_compat_1_4(machine);
398 pc_init_pci(machine);
401 static void pc_init_pci_1_3(MachineState *machine)
403 pc_compat_1_3(machine);
404 pc_init_pci(machine);
407 /* PC machine init function for pc-0.14 to pc-1.2 */
408 static void pc_init_pci_1_2(MachineState *machine)
410 pc_compat_1_2(machine);
411 pc_init_pci(machine);
414 /* PC init function for pc-0.10 to pc-0.13 */
415 static void pc_init_pci_no_kvmclock(MachineState *machine)
417 pc_compat_1_2(machine);
418 pc_init1(machine, 1, 0);
421 static void pc_init_isa(MachineState *machine)
423 has_acpi_build = false;
424 smbios_defaults = false;
425 gigabyte_align = false;
426 smbios_legacy_mode = true;
427 has_reserved_memory = false;
428 option_rom_has_mr = true;
429 rom_file_has_mr = false;
430 if (!machine->cpu_model) {
431 machine->cpu_model = "486";
433 x86_cpu_compat_disable_kvm_features(FEAT_KVM, KVM_FEATURE_PV_EOI);
434 enable_compat_apic_id_mode();
435 pc_init1(machine, 0, 1);
439 static void pc_xen_hvm_init(MachineState *machine)
443 pc_init_pci(machine);
445 bus = pci_find_primary_bus();
447 pci_create_simple(bus, -1, "xen-platform");
452 #define PC_I440FX_MACHINE_OPTIONS \
453 PC_DEFAULT_MACHINE_OPTIONS, \
454 .desc = "Standard PC (i440FX + PIIX, 1996)", \
455 .hot_add_cpu = pc_hot_add_cpu
457 #define PC_I440FX_2_2_MACHINE_OPTIONS \
458 PC_I440FX_MACHINE_OPTIONS, \
459 .default_machine_opts = "firmware=bios-256k.bin"
461 static QEMUMachine pc_i440fx_machine_v2_2 = {
462 PC_I440FX_2_2_MACHINE_OPTIONS,
463 .name = "pc-i440fx-2.2",
469 #define PC_I440FX_2_1_MACHINE_OPTIONS PC_I440FX_2_2_MACHINE_OPTIONS
471 static QEMUMachine pc_i440fx_machine_v2_1 = {
472 PC_I440FX_2_1_MACHINE_OPTIONS,
473 .name = "pc-i440fx-2.1",
475 .compat_props = (GlobalProperty[]) {
477 { /* end of list */ }
481 #define PC_I440FX_2_0_MACHINE_OPTIONS PC_I440FX_2_1_MACHINE_OPTIONS
483 static QEMUMachine pc_i440fx_machine_v2_0 = {
484 PC_I440FX_2_0_MACHINE_OPTIONS,
485 .name = "pc-i440fx-2.0",
486 .init = pc_init_pci_2_0,
487 .compat_props = (GlobalProperty[]) {
489 { /* end of list */ }
493 #define PC_I440FX_1_7_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS
495 static QEMUMachine pc_i440fx_machine_v1_7 = {
496 PC_I440FX_1_7_MACHINE_OPTIONS,
497 .name = "pc-i440fx-1.7",
498 .init = pc_init_pci_1_7,
499 .compat_props = (GlobalProperty[]) {
501 { /* end of list */ }
505 #define PC_I440FX_1_6_MACHINE_OPTIONS PC_I440FX_MACHINE_OPTIONS
507 static QEMUMachine pc_i440fx_machine_v1_6 = {
508 PC_I440FX_1_6_MACHINE_OPTIONS,
509 .name = "pc-i440fx-1.6",
510 .init = pc_init_pci_1_6,
511 .compat_props = (GlobalProperty[]) {
513 { /* end of list */ }
517 static QEMUMachine pc_i440fx_machine_v1_5 = {
518 PC_I440FX_1_6_MACHINE_OPTIONS,
519 .name = "pc-i440fx-1.5",
520 .init = pc_init_pci_1_5,
521 .compat_props = (GlobalProperty[]) {
523 { /* end of list */ }
527 #define PC_I440FX_1_4_MACHINE_OPTIONS \
528 PC_I440FX_1_6_MACHINE_OPTIONS, \
531 static QEMUMachine pc_i440fx_machine_v1_4 = {
532 PC_I440FX_1_4_MACHINE_OPTIONS,
533 .name = "pc-i440fx-1.4",
534 .init = pc_init_pci_1_4,
535 .compat_props = (GlobalProperty[]) {
537 { /* end of list */ }
541 #define PC_COMPAT_1_3 \
544 .driver = "usb-tablet",\
545 .property = "usb_version",\
546 .value = stringify(1),\
548 .driver = "virtio-net-pci",\
549 .property = "ctrl_mac_addr",\
552 .driver = "virtio-net-pci", \
557 .property = "autonegotiation",\
561 static QEMUMachine pc_machine_v1_3 = {
562 PC_I440FX_1_4_MACHINE_OPTIONS,
564 .init = pc_init_pci_1_3,
565 .compat_props = (GlobalProperty[]) {
567 { /* end of list */ }
571 #define PC_COMPAT_1_2 \
574 .driver = "nec-usb-xhci",\
578 .driver = "nec-usb-xhci",\
582 .driver = "ivshmem",\
583 .property = "use64",\
587 .property = "revision",\
588 .value = stringify(3),\
590 .driver = "qxl-vga",\
591 .property = "revision",\
592 .value = stringify(3),\
599 #define PC_I440FX_1_2_MACHINE_OPTIONS \
600 PC_I440FX_1_4_MACHINE_OPTIONS, \
601 .init = pc_init_pci_1_2
603 static QEMUMachine pc_machine_v1_2 = {
604 PC_I440FX_1_2_MACHINE_OPTIONS,
606 .compat_props = (GlobalProperty[]) {
608 { /* end of list */ }
612 #define PC_COMPAT_1_1 \
615 .driver = "virtio-scsi-pci",\
616 .property = "hotplug",\
619 .driver = "virtio-scsi-pci",\
620 .property = "param_change",\
624 .property = "vgamem_mb",\
625 .value = stringify(8),\
627 .driver = "vmware-svga",\
628 .property = "vgamem_mb",\
629 .value = stringify(8),\
631 .driver = "qxl-vga",\
632 .property = "vgamem_mb",\
633 .value = stringify(8),\
636 .property = "vgamem_mb",\
637 .value = stringify(8),\
639 .driver = "virtio-blk-pci",\
640 .property = "config-wce",\
644 static QEMUMachine pc_machine_v1_1 = {
645 PC_I440FX_1_2_MACHINE_OPTIONS,
647 .compat_props = (GlobalProperty[]) {
649 { /* end of list */ }
653 #define PC_COMPAT_1_0 \
656 .driver = TYPE_ISA_FDC,\
657 .property = "check_media_rate",\
660 .driver = "virtio-balloon-pci",\
661 .property = "class",\
662 .value = stringify(PCI_CLASS_MEMORY_RAM),\
665 .property = "vapic",\
668 .driver = TYPE_USB_DEVICE,\
669 .property = "full-path",\
673 static QEMUMachine pc_machine_v1_0 = {
674 PC_I440FX_1_2_MACHINE_OPTIONS,
676 .compat_props = (GlobalProperty[]) {
678 { /* end of list */ }
683 #define PC_COMPAT_0_15 \
686 static QEMUMachine pc_machine_v0_15 = {
687 PC_I440FX_1_2_MACHINE_OPTIONS,
689 .compat_props = (GlobalProperty[]) {
691 { /* end of list */ }
693 .hw_version = "0.15",
696 #define PC_COMPAT_0_14 \
699 .driver = "virtio-blk-pci",\
700 .property = "event_idx",\
703 .driver = "virtio-serial-pci",\
704 .property = "event_idx",\
707 .driver = "virtio-net-pci",\
708 .property = "event_idx",\
711 .driver = "virtio-balloon-pci",\
712 .property = "event_idx",\
716 static QEMUMachine pc_machine_v0_14 = {
717 PC_I440FX_1_2_MACHINE_OPTIONS,
719 .compat_props = (GlobalProperty[]) {
723 .property = "revision",
724 .value = stringify(2),
727 .property = "revision",
728 .value = stringify(2),
730 { /* end of list */ }
732 .hw_version = "0.14",
735 #define PC_COMPAT_0_13 \
738 .driver = TYPE_PCI_DEVICE,\
739 .property = "command_serr_enable",\
743 .property = "use_broken_id",\
744 .value = stringify(1),\
747 #define PC_I440FX_0_13_MACHINE_OPTIONS \
748 PC_I440FX_1_2_MACHINE_OPTIONS, \
749 .init = pc_init_pci_no_kvmclock
751 static QEMUMachine pc_machine_v0_13 = {
752 PC_I440FX_0_13_MACHINE_OPTIONS,
754 .compat_props = (GlobalProperty[]) {
757 .driver = "virtio-9p-pci",
758 .property = "vectors",
759 .value = stringify(0),
762 .property = "rombar",
763 .value = stringify(0),
765 .driver = "vmware-svga",
766 .property = "rombar",
767 .value = stringify(0),
769 { /* end of list */ }
771 .hw_version = "0.13",
774 #define PC_COMPAT_0_12 \
777 .driver = "virtio-serial-pci",\
778 .property = "max_ports",\
779 .value = stringify(1),\
781 .driver = "virtio-serial-pci",\
782 .property = "vectors",\
783 .value = stringify(0),\
785 .driver = "usb-mouse",\
786 .property = "serial",\
789 .driver = "usb-tablet",\
790 .property = "serial",\
793 .driver = "usb-kbd",\
794 .property = "serial",\
798 static QEMUMachine pc_machine_v0_12 = {
799 PC_I440FX_0_13_MACHINE_OPTIONS,
801 .compat_props = (GlobalProperty[]) {
805 .property = "rombar",
806 .value = stringify(0),
808 .driver = "vmware-svga",
809 .property = "rombar",
810 .value = stringify(0),
812 { /* end of list */ }
814 .hw_version = "0.12",
817 #define PC_COMPAT_0_11 \
820 .driver = "virtio-blk-pci",\
821 .property = "vectors",\
822 .value = stringify(0),\
824 .driver = TYPE_PCI_DEVICE,\
825 .property = "rombar",\
826 .value = stringify(0),\
829 static QEMUMachine pc_machine_v0_11 = {
830 PC_I440FX_0_13_MACHINE_OPTIONS,
832 .compat_props = (GlobalProperty[]) {
835 .driver = "ide-drive",
839 .driver = "scsi-disk",
843 { /* end of list */ }
845 .hw_version = "0.11",
848 static QEMUMachine pc_machine_v0_10 = {
849 PC_I440FX_0_13_MACHINE_OPTIONS,
851 .compat_props = (GlobalProperty[]) {
854 .driver = "virtio-blk-pci",
856 .value = stringify(PCI_CLASS_STORAGE_OTHER),
858 .driver = "virtio-serial-pci",
860 .value = stringify(PCI_CLASS_DISPLAY_OTHER),
862 .driver = "virtio-net-pci",
863 .property = "vectors",
864 .value = stringify(0),
866 .driver = "ide-drive",
870 .driver = "scsi-disk",
874 { /* end of list */ }
876 .hw_version = "0.10",
879 static QEMUMachine isapc_machine = {
880 PC_COMMON_MACHINE_OPTIONS,
882 .desc = "ISA-only PC",
885 .compat_props = (GlobalProperty[]) {
886 { /* end of list */ }
891 static QEMUMachine xenfv_machine = {
892 PC_COMMON_MACHINE_OPTIONS,
894 .desc = "Xen Fully-virtualized PC",
895 .init = pc_xen_hvm_init,
896 .max_cpus = HVM_MAX_VCPUS,
897 .default_machine_opts = "accel=xen",
898 .hot_add_cpu = pc_hot_add_cpu,
899 .compat_props = (GlobalProperty[]) {
900 /* xenfv has no fwcfg and so does not load acpi from QEMU.
901 * as such new acpi features don't work.
904 .driver = "PIIX4_PM",
905 .property = "acpi-pci-hotplug-with-bridge-support",
908 { /* end of list */ }
913 static void pc_machine_init(void)
915 qemu_register_pc_machine(&pc_i440fx_machine_v2_2);
916 qemu_register_pc_machine(&pc_i440fx_machine_v2_1);
917 qemu_register_pc_machine(&pc_i440fx_machine_v2_0);
918 qemu_register_pc_machine(&pc_i440fx_machine_v1_7);
919 qemu_register_pc_machine(&pc_i440fx_machine_v1_6);
920 qemu_register_pc_machine(&pc_i440fx_machine_v1_5);
921 qemu_register_pc_machine(&pc_i440fx_machine_v1_4);
922 qemu_register_pc_machine(&pc_machine_v1_3);
923 qemu_register_pc_machine(&pc_machine_v1_2);
924 qemu_register_pc_machine(&pc_machine_v1_1);
925 qemu_register_pc_machine(&pc_machine_v1_0);
926 qemu_register_pc_machine(&pc_machine_v0_15);
927 qemu_register_pc_machine(&pc_machine_v0_14);
928 qemu_register_pc_machine(&pc_machine_v0_13);
929 qemu_register_pc_machine(&pc_machine_v0_12);
930 qemu_register_pc_machine(&pc_machine_v0_11);
931 qemu_register_pc_machine(&pc_machine_v0_10);
932 qemu_register_pc_machine(&isapc_machine);
934 qemu_register_pc_machine(&xenfv_machine);
938 machine_init(pc_machine_init);