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
25 #include "qemu/osdep.h"
29 #include "hw/loader.h"
30 #include "hw/i386/pc.h"
31 #include "hw/i386/apic.h"
32 #include "hw/smbios/smbios.h"
33 #include "hw/pci/pci.h"
34 #include "hw/pci/pci_ids.h"
37 #include "hw/boards.h"
39 #include "sysemu/kvm.h"
40 #include "hw/kvm/clock.h"
41 #include "sysemu/sysemu.h"
42 #include "hw/sysbus.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>
54 #include "hw/xen/xen_pt.h"
56 #include "migration/migration.h"
61 static const int ide_iobase
[MAX_IDE_BUS
] = { 0x1f0, 0x170 };
62 static const int ide_iobase2
[MAX_IDE_BUS
] = { 0x3f6, 0x376 };
63 static const int ide_irq
[MAX_IDE_BUS
] = { 14, 15 };
65 /* PC hardware initialisation */
66 static void pc_init1(MachineState
*machine
,
67 const char *host_type
, const char *pci_type
)
69 PCMachineState
*pcms
= PC_MACHINE(machine
);
70 PCMachineClass
*pcmc
= PC_MACHINE_GET_CLASS(pcms
);
71 MemoryRegion
*system_memory
= get_system_memory();
72 MemoryRegion
*system_io
= get_system_io();
76 PCII440FXState
*i440fx_state
;
82 DriveInfo
*hd
[MAX_IDE_BUS
* MAX_IDE_DEVS
];
83 BusState
*idebus
[MAX_IDE_BUS
];
85 MemoryRegion
*ram_memory
;
86 MemoryRegion
*pci_memory
;
87 MemoryRegion
*rom_memory
;
88 PcGuestInfo
*guest_info
;
91 /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
92 * If it doesn't, we need to split it in chunks below and above 4G.
93 * In any case, try to make sure that guest addresses aligned at
94 * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
95 * For old machine types, use whatever split we used historically to avoid
98 if (machine
->ram_size
>= 0xe0000000) {
99 lowmem
= pcmc
->gigabyte_align
? 0xc0000000 : 0xe0000000;
104 /* Handle the machine opt max-ram-below-4g. It is basically doing
105 * min(qemu limit, user limit).
107 if (lowmem
> pcms
->max_ram_below_4g
) {
108 lowmem
= pcms
->max_ram_below_4g
;
109 if (machine
->ram_size
- lowmem
> lowmem
&&
110 lowmem
& ((1ULL << 30) - 1)) {
111 error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
112 ") not a multiple of 1G; possible bad performance.",
113 pcms
->max_ram_below_4g
);
117 if (machine
->ram_size
>= lowmem
) {
118 pcms
->above_4g_mem_size
= machine
->ram_size
- lowmem
;
119 pcms
->below_4g_mem_size
= lowmem
;
121 pcms
->above_4g_mem_size
= 0;
122 pcms
->below_4g_mem_size
= machine
->ram_size
;
126 xen_hvm_init(pcms
, &ram_memory
);
131 if (kvm_enabled() && pcmc
->kvmclock_enabled
) {
135 if (pcmc
->pci_enabled
) {
136 pci_memory
= g_new(MemoryRegion
, 1);
137 memory_region_init(pci_memory
, NULL
, "pci", UINT64_MAX
);
138 rom_memory
= pci_memory
;
141 rom_memory
= system_memory
;
144 guest_info
= pc_guest_info_init(pcms
);
146 guest_info
->has_acpi_build
= pcmc
->has_acpi_build
;
147 guest_info
->legacy_acpi_table_size
= pcmc
->legacy_acpi_table_size
;
149 guest_info
->isapc_ram_fw
= !pcmc
->pci_enabled
;
150 guest_info
->has_reserved_memory
= pcmc
->has_reserved_memory
;
151 guest_info
->rsdp_in_ram
= pcmc
->rsdp_in_ram
;
153 if (pcmc
->smbios_defaults
) {
154 MachineClass
*mc
= MACHINE_GET_CLASS(machine
);
155 /* These values are guest ABI, do not change */
156 smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
157 mc
->name
, pcmc
->smbios_legacy_mode
,
158 pcmc
->smbios_uuid_encoded
,
159 SMBIOS_ENTRY_POINT_21
);
162 /* allocate ram and load rom/bios */
163 if (!xen_enabled()) {
164 pc_memory_init(pcms
, system_memory
,
165 rom_memory
, &ram_memory
, guest_info
);
166 } else if (machine
->kernel_filename
!= NULL
) {
167 /* For xen HVM direct kernel boot, load linux here */
168 xen_load_linux(pcms
, guest_info
);
171 gsi_state
= g_malloc0(sizeof(*gsi_state
));
172 if (kvm_ioapic_in_kernel()) {
173 kvm_pc_setup_irq_routing(pcmc
->pci_enabled
);
174 gsi
= qemu_allocate_irqs(kvm_pc_gsi_handler
, gsi_state
,
177 gsi
= qemu_allocate_irqs(gsi_handler
, gsi_state
, GSI_NUM_PINS
);
180 if (pcmc
->pci_enabled
) {
181 pci_bus
= i440fx_init(host_type
,
183 &i440fx_state
, &piix3_devfn
, &isa_bus
, gsi
,
184 system_memory
, system_io
, machine
->ram_size
,
185 pcms
->below_4g_mem_size
,
186 pcms
->above_4g_mem_size
,
187 pci_memory
, ram_memory
);
192 isa_bus
= isa_bus_new(NULL
, get_system_memory(), system_io
,
196 isa_bus_irqs(isa_bus
, gsi
);
198 if (kvm_pic_in_kernel()) {
199 i8259
= kvm_i8259_init(isa_bus
);
200 } else if (xen_enabled()) {
201 i8259
= xen_interrupt_controller_init();
203 i8259
= i8259_init(isa_bus
, pc_allocate_cpu_irq());
206 for (i
= 0; i
< ISA_NUM_IRQS
; i
++) {
207 gsi_state
->i8259_irq
[i
] = i8259
[i
];
210 if (pcmc
->pci_enabled
) {
211 ioapic_init_gsi(gsi_state
, "i440fx");
214 pc_register_ferr_irq(gsi
[13]);
216 pc_vga_init(isa_bus
, pcmc
->pci_enabled
? pci_bus
: NULL
);
218 assert(pcms
->vmport
!= ON_OFF_AUTO__MAX
);
219 if (pcms
->vmport
== ON_OFF_AUTO_AUTO
) {
220 pcms
->vmport
= xen_enabled() ? ON_OFF_AUTO_OFF
: ON_OFF_AUTO_ON
;
223 /* init basic PC hardware */
224 pc_basic_device_init(isa_bus
, gsi
, &rtc_state
, true,
225 (pcms
->vmport
!= ON_OFF_AUTO_ON
), 0x4);
227 pc_nic_init(isa_bus
, pci_bus
);
229 ide_drive_get(hd
, ARRAY_SIZE(hd
));
230 if (pcmc
->pci_enabled
) {
233 dev
= pci_piix3_xen_ide_init(pci_bus
, hd
, piix3_devfn
+ 1);
235 dev
= pci_piix3_ide_init(pci_bus
, hd
, piix3_devfn
+ 1);
237 idebus
[0] = qdev_get_child_bus(&dev
->qdev
, "ide.0");
238 idebus
[1] = qdev_get_child_bus(&dev
->qdev
, "ide.1");
240 for(i
= 0; i
< MAX_IDE_BUS
; i
++) {
242 char busname
[] = "ide.0";
243 dev
= isa_ide_init(isa_bus
, ide_iobase
[i
], ide_iobase2
[i
],
245 hd
[MAX_IDE_DEVS
* i
], hd
[MAX_IDE_DEVS
* i
+ 1]);
247 * The ide bus name is ide.0 for the first bus and ide.1 for the
250 busname
[4] = '0' + i
;
251 idebus
[i
] = qdev_get_child_bus(DEVICE(dev
), busname
);
255 pc_cmos_init(pcms
, idebus
[0], idebus
[1], rtc_state
);
257 if (pcmc
->pci_enabled
&& usb_enabled()) {
258 pci_create_simple(pci_bus
, piix3_devfn
+ 2, "piix3-usb-uhci");
261 if (pcmc
->pci_enabled
&& acpi_enabled
) {
262 DeviceState
*piix4_pm
;
265 smi_irq
= qemu_allocate_irq(pc_acpi_smi_interrupt
, first_cpu
, 0);
266 /* TODO: Populate SPD eeprom data. */
267 smbus
= piix4_pm_init(pci_bus
, piix3_devfn
+ 3, 0xb100,
269 pc_machine_is_smm_enabled(pcms
),
271 smbus_eeprom_init(smbus
, 8, NULL
, 0);
273 object_property_add_link(OBJECT(machine
), PC_MACHINE_ACPI_DEVICE_PROP
,
274 TYPE_HOTPLUG_HANDLER
,
275 (Object
**)&pcms
->acpi_dev
,
276 object_property_allow_set_link
,
277 OBJ_PROP_LINK_UNREF_ON_RELEASE
, &error_abort
);
278 object_property_set_link(OBJECT(machine
), OBJECT(piix4_pm
),
279 PC_MACHINE_ACPI_DEVICE_PROP
, &error_abort
);
282 if (pcmc
->pci_enabled
) {
283 pc_pci_device_init(pci_bus
);
287 /* Looking for a pc_compat_2_4() function? It doesn't exist.
288 * pc_compat_*() functions that run on machine-init time and
289 * change global QEMU state are deprecated. Please don't create
290 * one, and implement any pc-*-2.4 (and newer) compat code in
291 * HW_COMPAT_*, PC_COMPAT_*, or * pc_*_machine_options().
294 static void pc_compat_2_3(MachineState
*machine
)
296 PCMachineState
*pcms
= PC_MACHINE(machine
);
297 savevm_skip_section_footers();
299 pcms
->smm
= ON_OFF_AUTO_OFF
;
301 global_state_set_optional();
302 savevm_skip_configuration();
305 static void pc_compat_2_2(MachineState
*machine
)
307 pc_compat_2_3(machine
);
308 machine
->suppress_vmdesc
= true;
311 static void pc_compat_2_1(MachineState
*machine
)
313 pc_compat_2_2(machine
);
314 x86_cpu_change_kvm_default("svm", NULL
);
317 static void pc_compat_2_0(MachineState
*machine
)
319 pc_compat_2_1(machine
);
322 static void pc_compat_1_7(MachineState
*machine
)
324 pc_compat_2_0(machine
);
325 x86_cpu_change_kvm_default("x2apic", NULL
);
328 static void pc_compat_1_6(MachineState
*machine
)
330 pc_compat_1_7(machine
);
333 static void pc_compat_1_5(MachineState
*machine
)
335 pc_compat_1_6(machine
);
338 static void pc_compat_1_4(MachineState
*machine
)
340 pc_compat_1_5(machine
);
343 static void pc_compat_1_3(MachineState
*machine
)
345 pc_compat_1_4(machine
);
346 enable_compat_apic_id_mode();
349 /* PC compat function for pc-0.14 to pc-1.2 */
350 static void pc_compat_1_2(MachineState
*machine
)
352 pc_compat_1_3(machine
);
353 x86_cpu_change_kvm_default("kvm-pv-eoi", NULL
);
356 /* PC compat function for pc-0.10 to pc-0.13 */
357 static void pc_compat_0_13(MachineState
*machine
)
359 pc_compat_1_2(machine
);
362 static void pc_init_isa(MachineState
*machine
)
364 if (!machine
->cpu_model
) {
365 machine
->cpu_model
= "486";
367 x86_cpu_change_kvm_default("kvm-pv-eoi", NULL
);
368 enable_compat_apic_id_mode();
369 pc_init1(machine
, TYPE_I440FX_PCI_HOST_BRIDGE
, TYPE_I440FX_PCI_DEVICE
);
373 static void pc_xen_hvm_init_pci(MachineState
*machine
)
375 const char *pci_type
= has_igd_gfx_passthru
?
376 TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE
: TYPE_I440FX_PCI_DEVICE
;
379 TYPE_I440FX_PCI_HOST_BRIDGE
,
383 static void pc_xen_hvm_init(MachineState
*machine
)
387 if (!xen_enabled()) {
388 error_report("xenfv machine requires the xen accelerator");
392 pc_xen_hvm_init_pci(machine
);
394 bus
= pci_find_primary_bus();
396 pci_create_simple(bus
, -1, "xen-platform");
401 #define DEFINE_I440FX_MACHINE(suffix, name, compatfn, optionfn) \
402 static void pc_init_##suffix(MachineState *machine) \
404 void (*compat)(MachineState *m) = (compatfn); \
408 pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, \
409 TYPE_I440FX_PCI_DEVICE); \
411 DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn)
413 static void pc_i440fx_machine_options(MachineClass
*m
)
415 m
->family
= "pc_piix";
416 m
->desc
= "Standard PC (i440FX + PIIX, 1996)";
417 m
->hot_add_cpu
= pc_hot_add_cpu
;
418 m
->default_machine_opts
= "firmware=bios-256k.bin";
419 m
->default_display
= "std";
422 static void pc_i440fx_2_6_machine_options(MachineClass
*m
)
424 pc_i440fx_machine_options(m
);
429 DEFINE_I440FX_MACHINE(v2_6
, "pc-i440fx-2.6", NULL
,
430 pc_i440fx_2_6_machine_options
);
433 static void pc_i440fx_2_5_machine_options(MachineClass
*m
)
435 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
436 pc_i440fx_2_6_machine_options(m
);
439 pcmc
->save_tsc_khz
= false;
440 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_5
);
443 DEFINE_I440FX_MACHINE(v2_5
, "pc-i440fx-2.5", NULL
,
444 pc_i440fx_2_5_machine_options
);
447 static void pc_i440fx_2_4_machine_options(MachineClass
*m
)
449 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
450 pc_i440fx_2_5_machine_options(m
);
451 m
->hw_version
= "2.4.0";
452 pcmc
->broken_reserved_end
= true;
453 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_4
);
456 DEFINE_I440FX_MACHINE(v2_4
, "pc-i440fx-2.4", NULL
,
457 pc_i440fx_2_4_machine_options
)
460 static void pc_i440fx_2_3_machine_options(MachineClass
*m
)
462 pc_i440fx_2_4_machine_options(m
);
463 m
->hw_version
= "2.3.0";
464 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_3
);
467 DEFINE_I440FX_MACHINE(v2_3
, "pc-i440fx-2.3", pc_compat_2_3
,
468 pc_i440fx_2_3_machine_options
);
471 static void pc_i440fx_2_2_machine_options(MachineClass
*m
)
473 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
474 pc_i440fx_2_3_machine_options(m
);
475 m
->hw_version
= "2.2.0";
476 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_2
);
477 pcmc
->rsdp_in_ram
= false;
480 DEFINE_I440FX_MACHINE(v2_2
, "pc-i440fx-2.2", pc_compat_2_2
,
481 pc_i440fx_2_2_machine_options
);
484 static void pc_i440fx_2_1_machine_options(MachineClass
*m
)
486 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
487 pc_i440fx_2_2_machine_options(m
);
488 m
->hw_version
= "2.1.0";
489 m
->default_display
= NULL
;
490 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_1
);
491 pcmc
->smbios_uuid_encoded
= false;
492 pcmc
->enforce_aligned_dimm
= false;
495 DEFINE_I440FX_MACHINE(v2_1
, "pc-i440fx-2.1", pc_compat_2_1
,
496 pc_i440fx_2_1_machine_options
);
500 static void pc_i440fx_2_0_machine_options(MachineClass
*m
)
502 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
503 pc_i440fx_2_1_machine_options(m
);
504 m
->hw_version
= "2.0.0";
505 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_0
);
506 pcmc
->smbios_legacy_mode
= true;
507 pcmc
->has_reserved_memory
= false;
508 /* This value depends on the actual DSDT and SSDT compiled into
509 * the source QEMU; unfortunately it depends on the binary and
510 * not on the machine type, so we cannot make pc-i440fx-1.7 work on
511 * both QEMU 1.7 and QEMU 2.0.
513 * Large variations cause migration to fail for more than one
514 * consecutive value of the "-smp" maxcpus option.
516 * For small variations of the kind caused by different iasl versions,
517 * the 4k rounding usually leaves slack. However, there could be still
518 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
519 * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
521 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
522 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
524 pcmc
->legacy_acpi_table_size
= 6652;
525 pcmc
->acpi_data_size
= 0x10000;
528 DEFINE_I440FX_MACHINE(v2_0
, "pc-i440fx-2.0", pc_compat_2_0
,
529 pc_i440fx_2_0_machine_options
);
532 static void pc_i440fx_1_7_machine_options(MachineClass
*m
)
534 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
535 pc_i440fx_2_0_machine_options(m
);
536 m
->hw_version
= "1.7.0";
537 m
->default_machine_opts
= NULL
;
538 m
->option_rom_has_mr
= true;
539 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_7
);
540 pcmc
->smbios_defaults
= false;
541 pcmc
->gigabyte_align
= false;
542 pcmc
->legacy_acpi_table_size
= 6414;
545 DEFINE_I440FX_MACHINE(v1_7
, "pc-i440fx-1.7", pc_compat_1_7
,
546 pc_i440fx_1_7_machine_options
);
549 static void pc_i440fx_1_6_machine_options(MachineClass
*m
)
551 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
552 pc_i440fx_1_7_machine_options(m
);
553 m
->hw_version
= "1.6.0";
554 m
->rom_file_has_mr
= false;
555 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_6
);
556 pcmc
->has_acpi_build
= false;
559 DEFINE_I440FX_MACHINE(v1_6
, "pc-i440fx-1.6", pc_compat_1_6
,
560 pc_i440fx_1_6_machine_options
);
563 static void pc_i440fx_1_5_machine_options(MachineClass
*m
)
565 pc_i440fx_1_6_machine_options(m
);
566 m
->hw_version
= "1.5.0";
567 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_5
);
570 DEFINE_I440FX_MACHINE(v1_5
, "pc-i440fx-1.5", pc_compat_1_5
,
571 pc_i440fx_1_5_machine_options
);
574 static void pc_i440fx_1_4_machine_options(MachineClass
*m
)
576 pc_i440fx_1_5_machine_options(m
);
577 m
->hw_version
= "1.4.0";
578 m
->hot_add_cpu
= NULL
;
579 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_4
);
582 DEFINE_I440FX_MACHINE(v1_4
, "pc-i440fx-1.4", pc_compat_1_4
,
583 pc_i440fx_1_4_machine_options
);
586 #define PC_COMPAT_1_3 \
589 .driver = "usb-tablet",\
590 .property = "usb_version",\
591 .value = stringify(1),\
593 .driver = "virtio-net-pci",\
594 .property = "ctrl_mac_addr",\
597 .driver = "virtio-net-pci", \
602 .property = "autonegotiation",\
607 static void pc_i440fx_1_3_machine_options(MachineClass
*m
)
609 pc_i440fx_1_4_machine_options(m
);
610 m
->hw_version
= "1.3.0";
611 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_3
);
614 DEFINE_I440FX_MACHINE(v1_3
, "pc-1.3", pc_compat_1_3
,
615 pc_i440fx_1_3_machine_options
);
618 #define PC_COMPAT_1_2 \
621 .driver = "nec-usb-xhci",\
625 .driver = "nec-usb-xhci",\
629 .driver = "ivshmem",\
630 .property = "use64",\
634 .property = "revision",\
635 .value = stringify(3),\
637 .driver = "qxl-vga",\
638 .property = "revision",\
639 .value = stringify(3),\
646 static void pc_i440fx_1_2_machine_options(MachineClass
*m
)
648 pc_i440fx_1_3_machine_options(m
);
649 m
->hw_version
= "1.2.0";
650 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_2
);
653 DEFINE_I440FX_MACHINE(v1_2
, "pc-1.2", pc_compat_1_2
,
654 pc_i440fx_1_2_machine_options
);
657 #define PC_COMPAT_1_1 \
660 .driver = "virtio-scsi-pci",\
661 .property = "hotplug",\
664 .driver = "virtio-scsi-pci",\
665 .property = "param_change",\
669 .property = "vgamem_mb",\
670 .value = stringify(8),\
672 .driver = "vmware-svga",\
673 .property = "vgamem_mb",\
674 .value = stringify(8),\
676 .driver = "qxl-vga",\
677 .property = "vgamem_mb",\
678 .value = stringify(8),\
681 .property = "vgamem_mb",\
682 .value = stringify(8),\
684 .driver = "virtio-blk-pci",\
685 .property = "config-wce",\
689 static void pc_i440fx_1_1_machine_options(MachineClass
*m
)
691 pc_i440fx_1_2_machine_options(m
);
692 m
->hw_version
= "1.1.0";
693 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_1
);
696 DEFINE_I440FX_MACHINE(v1_1
, "pc-1.1", pc_compat_1_2
,
697 pc_i440fx_1_1_machine_options
);
700 #define PC_COMPAT_1_0 \
703 .driver = TYPE_ISA_FDC,\
704 .property = "check_media_rate",\
707 .driver = "virtio-balloon-pci",\
708 .property = "class",\
709 .value = stringify(PCI_CLASS_MEMORY_RAM),\
711 .driver = "apic-common",\
712 .property = "vapic",\
715 .driver = TYPE_USB_DEVICE,\
716 .property = "full-path",\
720 static void pc_i440fx_1_0_machine_options(MachineClass
*m
)
722 pc_i440fx_1_1_machine_options(m
);
723 m
->hw_version
= "1.0";
724 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_0
);
727 DEFINE_I440FX_MACHINE(v1_0
, "pc-1.0", pc_compat_1_2
,
728 pc_i440fx_1_0_machine_options
);
731 #define PC_COMPAT_0_15 \
734 static void pc_i440fx_0_15_machine_options(MachineClass
*m
)
736 pc_i440fx_1_0_machine_options(m
);
737 m
->hw_version
= "0.15";
738 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_15
);
741 DEFINE_I440FX_MACHINE(v0_15
, "pc-0.15", pc_compat_1_2
,
742 pc_i440fx_0_15_machine_options
);
745 #define PC_COMPAT_0_14 \
748 .driver = "virtio-blk-pci",\
749 .property = "event_idx",\
752 .driver = "virtio-serial-pci",\
753 .property = "event_idx",\
756 .driver = "virtio-net-pci",\
757 .property = "event_idx",\
760 .driver = "virtio-balloon-pci",\
761 .property = "event_idx",\
765 .property = "revision",\
766 .value = stringify(2),\
768 .driver = "qxl-vga",\
769 .property = "revision",\
770 .value = stringify(2),\
773 static void pc_i440fx_0_14_machine_options(MachineClass
*m
)
775 pc_i440fx_0_15_machine_options(m
);
776 m
->hw_version
= "0.14";
777 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_14
);
780 DEFINE_I440FX_MACHINE(v0_14
, "pc-0.14", pc_compat_1_2
,
781 pc_i440fx_0_14_machine_options
);
784 #define PC_COMPAT_0_13 \
787 .driver = TYPE_PCI_DEVICE,\
788 .property = "command_serr_enable",\
792 .property = "use_broken_id",\
793 .value = stringify(1),\
795 .driver = "virtio-9p-pci",\
796 .property = "vectors",\
797 .value = stringify(0),\
800 .property = "rombar",\
801 .value = stringify(0),\
803 .driver = "vmware-svga",\
804 .property = "rombar",\
805 .value = stringify(0),\
808 static void pc_i440fx_0_13_machine_options(MachineClass
*m
)
810 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
811 pc_i440fx_0_14_machine_options(m
);
812 m
->hw_version
= "0.13";
813 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_13
);
814 pcmc
->kvmclock_enabled
= false;
817 DEFINE_I440FX_MACHINE(v0_13
, "pc-0.13", pc_compat_0_13
,
818 pc_i440fx_0_13_machine_options
);
821 #define PC_COMPAT_0_12 \
824 .driver = "virtio-serial-pci",\
825 .property = "max_ports",\
826 .value = stringify(1),\
828 .driver = "virtio-serial-pci",\
829 .property = "vectors",\
830 .value = stringify(0),\
832 .driver = "usb-mouse",\
833 .property = "serial",\
836 .driver = "usb-tablet",\
837 .property = "serial",\
840 .driver = "usb-kbd",\
841 .property = "serial",\
845 static void pc_i440fx_0_12_machine_options(MachineClass
*m
)
847 pc_i440fx_0_13_machine_options(m
);
848 m
->hw_version
= "0.12";
849 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_12
);
852 DEFINE_I440FX_MACHINE(v0_12
, "pc-0.12", pc_compat_0_13
,
853 pc_i440fx_0_12_machine_options
);
856 #define PC_COMPAT_0_11 \
859 .driver = "virtio-blk-pci",\
860 .property = "vectors",\
861 .value = stringify(0),\
863 .driver = TYPE_PCI_DEVICE,\
864 .property = "rombar",\
865 .value = stringify(0),\
867 .driver = "ide-drive",\
871 .driver = "scsi-disk",\
876 static void pc_i440fx_0_11_machine_options(MachineClass
*m
)
878 pc_i440fx_0_12_machine_options(m
);
879 m
->hw_version
= "0.11";
880 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_11
);
883 DEFINE_I440FX_MACHINE(v0_11
, "pc-0.11", pc_compat_0_13
,
884 pc_i440fx_0_11_machine_options
);
887 #define PC_COMPAT_0_10 \
890 .driver = "virtio-blk-pci",\
891 .property = "class",\
892 .value = stringify(PCI_CLASS_STORAGE_OTHER),\
894 .driver = "virtio-serial-pci",\
895 .property = "class",\
896 .value = stringify(PCI_CLASS_DISPLAY_OTHER),\
898 .driver = "virtio-net-pci",\
899 .property = "vectors",\
900 .value = stringify(0),\
902 .driver = "ide-drive",\
906 .driver = "scsi-disk",\
911 static void pc_i440fx_0_10_machine_options(MachineClass
*m
)
913 pc_i440fx_0_11_machine_options(m
);
914 m
->hw_version
= "0.10";
915 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_10
);
918 DEFINE_I440FX_MACHINE(v0_10
, "pc-0.10", pc_compat_0_13
,
919 pc_i440fx_0_10_machine_options
);
922 uint16_t gpu_device_id
;
923 uint16_t pch_device_id
;
924 uint8_t pch_revision_id
;
927 /* In real world different GPU should have different PCH. But actually
928 * the different PCH DIDs likely map to different PCH SKUs. We do the
929 * same thing for the GPU. For PCH, the different SKUs are going to be
930 * all the same silicon design and implementation, just different
931 * features turn on and off with fuses. The SW interfaces should be
932 * consistent across all SKUs in a given family (eg LPT). But just same
933 * features may not be supported.
935 * Most of these different PCH features probably don't matter to the
936 * Gfx driver, but obviously any difference in display port connections
937 * will so it should be fine with any PCH in case of passthrough.
939 * So currently use one PCH version, 0x8c4e, to cover all HSW(Haswell)
940 * scenarios, 0x9cc3 for BDW(Broadwell).
942 static const IGDDeviceIDInfo igd_combo_id_infos
[] = {
944 {0x0402, 0x8c4e, 0x04}, /* HSWGT1D, HSWD_w7 */
945 {0x0406, 0x8c4e, 0x04}, /* HSWGT1M, HSWM_w7 */
946 {0x0412, 0x8c4e, 0x04}, /* HSWGT2D, HSWD_w7 */
947 {0x0416, 0x8c4e, 0x04}, /* HSWGT2M, HSWM_w7 */
948 {0x041E, 0x8c4e, 0x04}, /* HSWGT15D, HSWD_w7 */
950 {0x0A06, 0x8c4e, 0x04}, /* HSWGT1UT, HSWM_w7 */
951 {0x0A16, 0x8c4e, 0x04}, /* HSWGT2UT, HSWM_w7 */
952 {0x0A26, 0x8c4e, 0x06}, /* HSWGT3UT, HSWM_w7 */
953 {0x0A2E, 0x8c4e, 0x04}, /* HSWGT3UT28W, HSWM_w7 */
954 {0x0A1E, 0x8c4e, 0x04}, /* HSWGT2UX, HSWM_w7 */
955 {0x0A0E, 0x8c4e, 0x04}, /* HSWGT1ULX, HSWM_w7 */
957 {0x0D26, 0x8c4e, 0x04}, /* HSWGT3CW, HSWM_w7 */
958 {0x0D22, 0x8c4e, 0x04}, /* HSWGT3CWDT, HSWD_w7 */
960 {0x041A, 0x8c4e, 0x04}, /* HSWSVGT2, HSWD_w7 */
962 {0x040A, 0x8c4e, 0x04}, /* HSWSVGT1, HSWD_w7 */
964 {0x1606, 0x9cc3, 0x03}, /* BDWULTGT1, BDWM_w7 */
965 {0x1616, 0x9cc3, 0x03}, /* BDWULTGT2, BDWM_w7 */
966 {0x1626, 0x9cc3, 0x03}, /* BDWULTGT3, BDWM_w7 */
967 {0x160E, 0x9cc3, 0x03}, /* BDWULXGT1, BDWM_w7 */
968 {0x161E, 0x9cc3, 0x03}, /* BDWULXGT2, BDWM_w7 */
969 {0x1602, 0x9cc3, 0x03}, /* BDWHALOGT1, BDWM_w7 */
970 {0x1612, 0x9cc3, 0x03}, /* BDWHALOGT2, BDWM_w7 */
971 {0x1622, 0x9cc3, 0x03}, /* BDWHALOGT3, BDWM_w7 */
972 {0x162B, 0x9cc3, 0x03}, /* BDWHALO28W, BDWM_w7 */
973 {0x162A, 0x9cc3, 0x03}, /* BDWGT3WRKS, BDWM_w7 */
974 {0x162D, 0x9cc3, 0x03}, /* BDWGT3SRVR, BDWM_w7 */
977 static void isa_bridge_class_init(ObjectClass
*klass
, void *data
)
979 DeviceClass
*dc
= DEVICE_CLASS(klass
);
980 PCIDeviceClass
*k
= PCI_DEVICE_CLASS(klass
);
982 dc
->desc
= "ISA bridge faked to support IGD PT";
983 k
->vendor_id
= PCI_VENDOR_ID_INTEL
;
984 k
->class_id
= PCI_CLASS_BRIDGE_ISA
;
987 static TypeInfo isa_bridge_info
= {
988 .name
= "igd-passthrough-isa-bridge",
989 .parent
= TYPE_PCI_DEVICE
,
990 .instance_size
= sizeof(PCIDevice
),
991 .class_init
= isa_bridge_class_init
,
994 static void pt_graphics_register_types(void)
996 type_register_static(&isa_bridge_info
);
998 type_init(pt_graphics_register_types
)
1000 void igd_passthrough_isa_bridge_create(PCIBus
*bus
, uint16_t gpu_dev_id
)
1002 struct PCIDevice
*bridge_dev
;
1004 uint16_t pch_dev_id
= 0xffff;
1007 num
= ARRAY_SIZE(igd_combo_id_infos
);
1008 for (i
= 0; i
< num
; i
++) {
1009 if (gpu_dev_id
== igd_combo_id_infos
[i
].gpu_device_id
) {
1010 pch_dev_id
= igd_combo_id_infos
[i
].pch_device_id
;
1011 pch_rev_id
= igd_combo_id_infos
[i
].pch_revision_id
;
1015 if (pch_dev_id
== 0xffff) {
1019 /* Currently IGD drivers always need to access PCH by 1f.0. */
1020 bridge_dev
= pci_create_simple(bus
, PCI_DEVFN(0x1f, 0),
1021 "igd-passthrough-isa-bridge");
1024 * Note that vendor id is always PCI_VENDOR_ID_INTEL.
1027 fprintf(stderr
, "set igd-passthrough-isa-bridge failed!\n");
1030 pci_config_set_device_id(bridge_dev
->config
, pch_dev_id
);
1031 pci_config_set_revision(bridge_dev
->config
, pch_rev_id
);
1034 static void isapc_machine_options(MachineClass
*m
)
1036 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
1037 m
->desc
= "ISA-only PC";
1039 m
->option_rom_has_mr
= true;
1040 m
->rom_file_has_mr
= false;
1041 pcmc
->pci_enabled
= false;
1042 pcmc
->has_acpi_build
= false;
1043 pcmc
->smbios_defaults
= false;
1044 pcmc
->gigabyte_align
= false;
1045 pcmc
->smbios_legacy_mode
= true;
1046 pcmc
->has_reserved_memory
= false;
1049 DEFINE_PC_MACHINE(isapc
, "isapc", pc_init_isa
,
1050 isapc_machine_options
);
1054 static void xenfv_machine_options(MachineClass
*m
)
1056 m
->desc
= "Xen Fully-virtualized PC";
1057 m
->max_cpus
= HVM_MAX_VCPUS
;
1058 m
->default_machine_opts
= "accel=xen";
1059 m
->hot_add_cpu
= pc_hot_add_cpu
;
1062 DEFINE_PC_MACHINE(xenfv
, "xenfv", pc_xen_hvm_init
,
1063 xenfv_machine_options
);