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/smbios/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 "sysemu/arch_init.h"
43 #include "sysemu/block-backend.h"
44 #include "hw/i2c/smbus.h"
45 #include "hw/xen/xen.h"
46 #include "exec/memory.h"
47 #include "exec/address-spaces.h"
48 #include "hw/acpi/acpi.h"
50 #include "qemu/error-report.h"
52 #include <xen/hvm/hvm_info_table.h>
53 #include "hw/xen/xen_pt.h"
55 #include "migration/migration.h"
60 static const int ide_iobase
[MAX_IDE_BUS
] = { 0x1f0, 0x170 };
61 static const int ide_iobase2
[MAX_IDE_BUS
] = { 0x3f6, 0x376 };
62 static const int ide_irq
[MAX_IDE_BUS
] = { 14, 15 };
64 /* PC hardware initialisation */
65 static void pc_init1(MachineState
*machine
,
66 const char *host_type
, const char *pci_type
)
68 PCMachineState
*pcms
= PC_MACHINE(machine
);
69 PCMachineClass
*pcmc
= PC_MACHINE_GET_CLASS(pcms
);
70 MemoryRegion
*system_memory
= get_system_memory();
71 MemoryRegion
*system_io
= get_system_io();
75 PCII440FXState
*i440fx_state
;
81 DriveInfo
*hd
[MAX_IDE_BUS
* MAX_IDE_DEVS
];
82 BusState
*idebus
[MAX_IDE_BUS
];
84 MemoryRegion
*ram_memory
;
85 MemoryRegion
*pci_memory
;
86 MemoryRegion
*rom_memory
;
87 PcGuestInfo
*guest_info
;
90 /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
91 * If it doesn't, we need to split it in chunks below and above 4G.
92 * In any case, try to make sure that guest addresses aligned at
93 * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
94 * For old machine types, use whatever split we used historically to avoid
97 if (machine
->ram_size
>= 0xe0000000) {
98 lowmem
= pcmc
->gigabyte_align
? 0xc0000000 : 0xe0000000;
103 /* Handle the machine opt max-ram-below-4g. It is basically doing
104 * min(qemu limit, user limit).
106 if (lowmem
> pcms
->max_ram_below_4g
) {
107 lowmem
= pcms
->max_ram_below_4g
;
108 if (machine
->ram_size
- lowmem
> lowmem
&&
109 lowmem
& ((1ULL << 30) - 1)) {
110 error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
111 ") not a multiple of 1G; possible bad performance.",
112 pcms
->max_ram_below_4g
);
116 if (machine
->ram_size
>= lowmem
) {
117 pcms
->above_4g_mem_size
= machine
->ram_size
- lowmem
;
118 pcms
->below_4g_mem_size
= lowmem
;
120 pcms
->above_4g_mem_size
= 0;
121 pcms
->below_4g_mem_size
= machine
->ram_size
;
124 if (xen_enabled() && xen_hvm_init(pcms
, &ram_memory
) != 0) {
125 fprintf(stderr
, "xen hardware virtual machine initialisation failed\n");
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 pc_i440fx_2_6_machine_options(m
);
438 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_5
);
441 DEFINE_I440FX_MACHINE(v2_5
, "pc-i440fx-2.5", NULL
,
442 pc_i440fx_2_5_machine_options
);
445 static void pc_i440fx_2_4_machine_options(MachineClass
*m
)
447 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
448 pc_i440fx_2_5_machine_options(m
);
449 m
->hw_version
= "2.4.0";
450 pcmc
->broken_reserved_end
= true;
451 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_4
);
454 DEFINE_I440FX_MACHINE(v2_4
, "pc-i440fx-2.4", NULL
,
455 pc_i440fx_2_4_machine_options
)
458 static void pc_i440fx_2_3_machine_options(MachineClass
*m
)
460 pc_i440fx_2_4_machine_options(m
);
461 m
->hw_version
= "2.3.0";
462 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_3
);
465 DEFINE_I440FX_MACHINE(v2_3
, "pc-i440fx-2.3", pc_compat_2_3
,
466 pc_i440fx_2_3_machine_options
);
469 static void pc_i440fx_2_2_machine_options(MachineClass
*m
)
471 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
472 pc_i440fx_2_3_machine_options(m
);
473 m
->hw_version
= "2.2.0";
474 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_2
);
475 pcmc
->rsdp_in_ram
= false;
478 DEFINE_I440FX_MACHINE(v2_2
, "pc-i440fx-2.2", pc_compat_2_2
,
479 pc_i440fx_2_2_machine_options
);
482 static void pc_i440fx_2_1_machine_options(MachineClass
*m
)
484 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
485 pc_i440fx_2_2_machine_options(m
);
486 m
->hw_version
= "2.1.0";
487 m
->default_display
= NULL
;
488 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_1
);
489 pcmc
->smbios_uuid_encoded
= false;
490 pcmc
->enforce_aligned_dimm
= false;
493 DEFINE_I440FX_MACHINE(v2_1
, "pc-i440fx-2.1", pc_compat_2_1
,
494 pc_i440fx_2_1_machine_options
);
498 static void pc_i440fx_2_0_machine_options(MachineClass
*m
)
500 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
501 pc_i440fx_2_1_machine_options(m
);
502 m
->hw_version
= "2.0.0";
503 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_0
);
504 pcmc
->smbios_legacy_mode
= true;
505 pcmc
->has_reserved_memory
= false;
506 /* This value depends on the actual DSDT and SSDT compiled into
507 * the source QEMU; unfortunately it depends on the binary and
508 * not on the machine type, so we cannot make pc-i440fx-1.7 work on
509 * both QEMU 1.7 and QEMU 2.0.
511 * Large variations cause migration to fail for more than one
512 * consecutive value of the "-smp" maxcpus option.
514 * For small variations of the kind caused by different iasl versions,
515 * the 4k rounding usually leaves slack. However, there could be still
516 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
517 * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
519 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
520 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
522 pcmc
->legacy_acpi_table_size
= 6652;
523 pcmc
->acpi_data_size
= 0x10000;
526 DEFINE_I440FX_MACHINE(v2_0
, "pc-i440fx-2.0", pc_compat_2_0
,
527 pc_i440fx_2_0_machine_options
);
530 static void pc_i440fx_1_7_machine_options(MachineClass
*m
)
532 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
533 pc_i440fx_2_0_machine_options(m
);
534 m
->hw_version
= "1.7.0";
535 m
->default_machine_opts
= NULL
;
536 m
->option_rom_has_mr
= true;
537 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_7
);
538 pcmc
->smbios_defaults
= false;
539 pcmc
->gigabyte_align
= false;
540 pcmc
->legacy_acpi_table_size
= 6414;
543 DEFINE_I440FX_MACHINE(v1_7
, "pc-i440fx-1.7", pc_compat_1_7
,
544 pc_i440fx_1_7_machine_options
);
547 static void pc_i440fx_1_6_machine_options(MachineClass
*m
)
549 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
550 pc_i440fx_1_7_machine_options(m
);
551 m
->hw_version
= "1.6.0";
552 m
->rom_file_has_mr
= false;
553 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_6
);
554 pcmc
->has_acpi_build
= false;
557 DEFINE_I440FX_MACHINE(v1_6
, "pc-i440fx-1.6", pc_compat_1_6
,
558 pc_i440fx_1_6_machine_options
);
561 static void pc_i440fx_1_5_machine_options(MachineClass
*m
)
563 pc_i440fx_1_6_machine_options(m
);
564 m
->hw_version
= "1.5.0";
565 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_5
);
568 DEFINE_I440FX_MACHINE(v1_5
, "pc-i440fx-1.5", pc_compat_1_5
,
569 pc_i440fx_1_5_machine_options
);
572 static void pc_i440fx_1_4_machine_options(MachineClass
*m
)
574 pc_i440fx_1_5_machine_options(m
);
575 m
->hw_version
= "1.4.0";
576 m
->hot_add_cpu
= NULL
;
577 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_4
);
580 DEFINE_I440FX_MACHINE(v1_4
, "pc-i440fx-1.4", pc_compat_1_4
,
581 pc_i440fx_1_4_machine_options
);
584 #define PC_COMPAT_1_3 \
587 .driver = "usb-tablet",\
588 .property = "usb_version",\
589 .value = stringify(1),\
591 .driver = "virtio-net-pci",\
592 .property = "ctrl_mac_addr",\
595 .driver = "virtio-net-pci", \
600 .property = "autonegotiation",\
605 static void pc_i440fx_1_3_machine_options(MachineClass
*m
)
607 pc_i440fx_1_4_machine_options(m
);
608 m
->hw_version
= "1.3.0";
609 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_3
);
612 DEFINE_I440FX_MACHINE(v1_3
, "pc-1.3", pc_compat_1_3
,
613 pc_i440fx_1_3_machine_options
);
616 #define PC_COMPAT_1_2 \
619 .driver = "nec-usb-xhci",\
623 .driver = "nec-usb-xhci",\
627 .driver = "ivshmem",\
628 .property = "use64",\
632 .property = "revision",\
633 .value = stringify(3),\
635 .driver = "qxl-vga",\
636 .property = "revision",\
637 .value = stringify(3),\
644 static void pc_i440fx_1_2_machine_options(MachineClass
*m
)
646 pc_i440fx_1_3_machine_options(m
);
647 m
->hw_version
= "1.2.0";
648 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_2
);
651 DEFINE_I440FX_MACHINE(v1_2
, "pc-1.2", pc_compat_1_2
,
652 pc_i440fx_1_2_machine_options
);
655 #define PC_COMPAT_1_1 \
658 .driver = "virtio-scsi-pci",\
659 .property = "hotplug",\
662 .driver = "virtio-scsi-pci",\
663 .property = "param_change",\
667 .property = "vgamem_mb",\
668 .value = stringify(8),\
670 .driver = "vmware-svga",\
671 .property = "vgamem_mb",\
672 .value = stringify(8),\
674 .driver = "qxl-vga",\
675 .property = "vgamem_mb",\
676 .value = stringify(8),\
679 .property = "vgamem_mb",\
680 .value = stringify(8),\
682 .driver = "virtio-blk-pci",\
683 .property = "config-wce",\
687 static void pc_i440fx_1_1_machine_options(MachineClass
*m
)
689 pc_i440fx_1_2_machine_options(m
);
690 m
->hw_version
= "1.1.0";
691 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_1
);
694 DEFINE_I440FX_MACHINE(v1_1
, "pc-1.1", pc_compat_1_2
,
695 pc_i440fx_1_1_machine_options
);
698 #define PC_COMPAT_1_0 \
701 .driver = TYPE_ISA_FDC,\
702 .property = "check_media_rate",\
705 .driver = "virtio-balloon-pci",\
706 .property = "class",\
707 .value = stringify(PCI_CLASS_MEMORY_RAM),\
709 .driver = "apic-common",\
710 .property = "vapic",\
713 .driver = TYPE_USB_DEVICE,\
714 .property = "full-path",\
718 static void pc_i440fx_1_0_machine_options(MachineClass
*m
)
720 pc_i440fx_1_1_machine_options(m
);
721 m
->hw_version
= "1.0";
722 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_0
);
725 DEFINE_I440FX_MACHINE(v1_0
, "pc-1.0", pc_compat_1_2
,
726 pc_i440fx_1_0_machine_options
);
729 #define PC_COMPAT_0_15 \
732 static void pc_i440fx_0_15_machine_options(MachineClass
*m
)
734 pc_i440fx_1_0_machine_options(m
);
735 m
->hw_version
= "0.15";
736 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_15
);
739 DEFINE_I440FX_MACHINE(v0_15
, "pc-0.15", pc_compat_1_2
,
740 pc_i440fx_0_15_machine_options
);
743 #define PC_COMPAT_0_14 \
746 .driver = "virtio-blk-pci",\
747 .property = "event_idx",\
750 .driver = "virtio-serial-pci",\
751 .property = "event_idx",\
754 .driver = "virtio-net-pci",\
755 .property = "event_idx",\
758 .driver = "virtio-balloon-pci",\
759 .property = "event_idx",\
763 .property = "revision",\
764 .value = stringify(2),\
766 .driver = "qxl-vga",\
767 .property = "revision",\
768 .value = stringify(2),\
771 static void pc_i440fx_0_14_machine_options(MachineClass
*m
)
773 pc_i440fx_0_15_machine_options(m
);
774 m
->hw_version
= "0.14";
775 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_14
);
778 DEFINE_I440FX_MACHINE(v0_14
, "pc-0.14", pc_compat_1_2
,
779 pc_i440fx_0_14_machine_options
);
782 #define PC_COMPAT_0_13 \
785 .driver = TYPE_PCI_DEVICE,\
786 .property = "command_serr_enable",\
790 .property = "use_broken_id",\
791 .value = stringify(1),\
793 .driver = "virtio-9p-pci",\
794 .property = "vectors",\
795 .value = stringify(0),\
798 .property = "rombar",\
799 .value = stringify(0),\
801 .driver = "vmware-svga",\
802 .property = "rombar",\
803 .value = stringify(0),\
806 static void pc_i440fx_0_13_machine_options(MachineClass
*m
)
808 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
809 pc_i440fx_0_14_machine_options(m
);
810 m
->hw_version
= "0.13";
811 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_13
);
812 pcmc
->kvmclock_enabled
= false;
815 DEFINE_I440FX_MACHINE(v0_13
, "pc-0.13", pc_compat_0_13
,
816 pc_i440fx_0_13_machine_options
);
819 #define PC_COMPAT_0_12 \
822 .driver = "virtio-serial-pci",\
823 .property = "max_ports",\
824 .value = stringify(1),\
826 .driver = "virtio-serial-pci",\
827 .property = "vectors",\
828 .value = stringify(0),\
830 .driver = "usb-mouse",\
831 .property = "serial",\
834 .driver = "usb-tablet",\
835 .property = "serial",\
838 .driver = "usb-kbd",\
839 .property = "serial",\
843 static void pc_i440fx_0_12_machine_options(MachineClass
*m
)
845 pc_i440fx_0_13_machine_options(m
);
846 m
->hw_version
= "0.12";
847 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_12
);
850 DEFINE_I440FX_MACHINE(v0_12
, "pc-0.12", pc_compat_0_13
,
851 pc_i440fx_0_12_machine_options
);
854 #define PC_COMPAT_0_11 \
857 .driver = "virtio-blk-pci",\
858 .property = "vectors",\
859 .value = stringify(0),\
861 .driver = TYPE_PCI_DEVICE,\
862 .property = "rombar",\
863 .value = stringify(0),\
865 .driver = "ide-drive",\
869 .driver = "scsi-disk",\
874 static void pc_i440fx_0_11_machine_options(MachineClass
*m
)
876 pc_i440fx_0_12_machine_options(m
);
877 m
->hw_version
= "0.11";
878 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_11
);
881 DEFINE_I440FX_MACHINE(v0_11
, "pc-0.11", pc_compat_0_13
,
882 pc_i440fx_0_11_machine_options
);
885 #define PC_COMPAT_0_10 \
888 .driver = "virtio-blk-pci",\
889 .property = "class",\
890 .value = stringify(PCI_CLASS_STORAGE_OTHER),\
892 .driver = "virtio-serial-pci",\
893 .property = "class",\
894 .value = stringify(PCI_CLASS_DISPLAY_OTHER),\
896 .driver = "virtio-net-pci",\
897 .property = "vectors",\
898 .value = stringify(0),\
900 .driver = "ide-drive",\
904 .driver = "scsi-disk",\
909 static void pc_i440fx_0_10_machine_options(MachineClass
*m
)
911 pc_i440fx_0_11_machine_options(m
);
912 m
->hw_version
= "0.10";
913 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_10
);
916 DEFINE_I440FX_MACHINE(v0_10
, "pc-0.10", pc_compat_0_13
,
917 pc_i440fx_0_10_machine_options
);
920 uint16_t gpu_device_id
;
921 uint16_t pch_device_id
;
922 uint8_t pch_revision_id
;
925 /* In real world different GPU should have different PCH. But actually
926 * the different PCH DIDs likely map to different PCH SKUs. We do the
927 * same thing for the GPU. For PCH, the different SKUs are going to be
928 * all the same silicon design and implementation, just different
929 * features turn on and off with fuses. The SW interfaces should be
930 * consistent across all SKUs in a given family (eg LPT). But just same
931 * features may not be supported.
933 * Most of these different PCH features probably don't matter to the
934 * Gfx driver, but obviously any difference in display port connections
935 * will so it should be fine with any PCH in case of passthrough.
937 * So currently use one PCH version, 0x8c4e, to cover all HSW(Haswell)
938 * scenarios, 0x9cc3 for BDW(Broadwell).
940 static const IGDDeviceIDInfo igd_combo_id_infos
[] = {
942 {0x0402, 0x8c4e, 0x04}, /* HSWGT1D, HSWD_w7 */
943 {0x0406, 0x8c4e, 0x04}, /* HSWGT1M, HSWM_w7 */
944 {0x0412, 0x8c4e, 0x04}, /* HSWGT2D, HSWD_w7 */
945 {0x0416, 0x8c4e, 0x04}, /* HSWGT2M, HSWM_w7 */
946 {0x041E, 0x8c4e, 0x04}, /* HSWGT15D, HSWD_w7 */
948 {0x0A06, 0x8c4e, 0x04}, /* HSWGT1UT, HSWM_w7 */
949 {0x0A16, 0x8c4e, 0x04}, /* HSWGT2UT, HSWM_w7 */
950 {0x0A26, 0x8c4e, 0x06}, /* HSWGT3UT, HSWM_w7 */
951 {0x0A2E, 0x8c4e, 0x04}, /* HSWGT3UT28W, HSWM_w7 */
952 {0x0A1E, 0x8c4e, 0x04}, /* HSWGT2UX, HSWM_w7 */
953 {0x0A0E, 0x8c4e, 0x04}, /* HSWGT1ULX, HSWM_w7 */
955 {0x0D26, 0x8c4e, 0x04}, /* HSWGT3CW, HSWM_w7 */
956 {0x0D22, 0x8c4e, 0x04}, /* HSWGT3CWDT, HSWD_w7 */
958 {0x041A, 0x8c4e, 0x04}, /* HSWSVGT2, HSWD_w7 */
960 {0x040A, 0x8c4e, 0x04}, /* HSWSVGT1, HSWD_w7 */
962 {0x1606, 0x9cc3, 0x03}, /* BDWULTGT1, BDWM_w7 */
963 {0x1616, 0x9cc3, 0x03}, /* BDWULTGT2, BDWM_w7 */
964 {0x1626, 0x9cc3, 0x03}, /* BDWULTGT3, BDWM_w7 */
965 {0x160E, 0x9cc3, 0x03}, /* BDWULXGT1, BDWM_w7 */
966 {0x161E, 0x9cc3, 0x03}, /* BDWULXGT2, BDWM_w7 */
967 {0x1602, 0x9cc3, 0x03}, /* BDWHALOGT1, BDWM_w7 */
968 {0x1612, 0x9cc3, 0x03}, /* BDWHALOGT2, BDWM_w7 */
969 {0x1622, 0x9cc3, 0x03}, /* BDWHALOGT3, BDWM_w7 */
970 {0x162B, 0x9cc3, 0x03}, /* BDWHALO28W, BDWM_w7 */
971 {0x162A, 0x9cc3, 0x03}, /* BDWGT3WRKS, BDWM_w7 */
972 {0x162D, 0x9cc3, 0x03}, /* BDWGT3SRVR, BDWM_w7 */
975 static void isa_bridge_class_init(ObjectClass
*klass
, void *data
)
977 DeviceClass
*dc
= DEVICE_CLASS(klass
);
978 PCIDeviceClass
*k
= PCI_DEVICE_CLASS(klass
);
980 dc
->desc
= "ISA bridge faked to support IGD PT";
981 k
->vendor_id
= PCI_VENDOR_ID_INTEL
;
982 k
->class_id
= PCI_CLASS_BRIDGE_ISA
;
985 static TypeInfo isa_bridge_info
= {
986 .name
= "igd-passthrough-isa-bridge",
987 .parent
= TYPE_PCI_DEVICE
,
988 .instance_size
= sizeof(PCIDevice
),
989 .class_init
= isa_bridge_class_init
,
992 static void pt_graphics_register_types(void)
994 type_register_static(&isa_bridge_info
);
996 type_init(pt_graphics_register_types
)
998 void igd_passthrough_isa_bridge_create(PCIBus
*bus
, uint16_t gpu_dev_id
)
1000 struct PCIDevice
*bridge_dev
;
1002 uint16_t pch_dev_id
= 0xffff;
1005 num
= ARRAY_SIZE(igd_combo_id_infos
);
1006 for (i
= 0; i
< num
; i
++) {
1007 if (gpu_dev_id
== igd_combo_id_infos
[i
].gpu_device_id
) {
1008 pch_dev_id
= igd_combo_id_infos
[i
].pch_device_id
;
1009 pch_rev_id
= igd_combo_id_infos
[i
].pch_revision_id
;
1013 if (pch_dev_id
== 0xffff) {
1017 /* Currently IGD drivers always need to access PCH by 1f.0. */
1018 bridge_dev
= pci_create_simple(bus
, PCI_DEVFN(0x1f, 0),
1019 "igd-passthrough-isa-bridge");
1022 * Note that vendor id is always PCI_VENDOR_ID_INTEL.
1025 fprintf(stderr
, "set igd-passthrough-isa-bridge failed!\n");
1028 pci_config_set_device_id(bridge_dev
->config
, pch_dev_id
);
1029 pci_config_set_revision(bridge_dev
->config
, pch_rev_id
);
1032 static void isapc_machine_options(MachineClass
*m
)
1034 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
1035 m
->desc
= "ISA-only PC";
1037 m
->option_rom_has_mr
= true;
1038 m
->rom_file_has_mr
= false;
1039 pcmc
->pci_enabled
= false;
1040 pcmc
->has_acpi_build
= false;
1041 pcmc
->smbios_defaults
= false;
1042 pcmc
->gigabyte_align
= false;
1043 pcmc
->smbios_legacy_mode
= true;
1044 pcmc
->has_reserved_memory
= false;
1047 DEFINE_PC_MACHINE(isapc
, "isapc", pc_init_isa
,
1048 isapc_machine_options
);
1052 static void xenfv_machine_options(MachineClass
*m
)
1054 m
->desc
= "Xen Fully-virtualized PC";
1055 m
->max_cpus
= HVM_MAX_VCPUS
;
1056 m
->default_machine_opts
= "accel=xen";
1057 m
->hot_add_cpu
= pc_hot_add_cpu
;
1060 DEFINE_PC_MACHINE(xenfv
, "xenfv", pc_xen_hvm_init
,
1061 xenfv_machine_options
);