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"
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 };
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
74 static bool gigabyte_align
= true;
75 static bool has_reserved_memory
= true;
76 static bool kvmclock_enabled
= true;
78 /* PC hardware initialisation */
79 static void pc_init1(MachineState
*machine
,
80 const char *host_type
, const char *pci_type
)
82 PCMachineState
*pcms
= PC_MACHINE(machine
);
83 MemoryRegion
*system_memory
= get_system_memory();
84 MemoryRegion
*system_io
= get_system_io();
88 PCII440FXState
*i440fx_state
;
94 DriveInfo
*hd
[MAX_IDE_BUS
* MAX_IDE_DEVS
];
95 BusState
*idebus
[MAX_IDE_BUS
];
97 MemoryRegion
*ram_memory
;
98 MemoryRegion
*pci_memory
;
99 MemoryRegion
*rom_memory
;
100 PcGuestInfo
*guest_info
;
103 /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
104 * If it doesn't, we need to split it in chunks below and above 4G.
105 * In any case, try to make sure that guest addresses aligned at
106 * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
107 * For old machine types, use whatever split we used historically to avoid
108 * breaking migration.
110 if (machine
->ram_size
>= 0xe0000000) {
111 lowmem
= gigabyte_align
? 0xc0000000 : 0xe0000000;
116 /* Handle the machine opt max-ram-below-4g. It is basically doing
117 * min(qemu limit, user limit).
119 if (lowmem
> pcms
->max_ram_below_4g
) {
120 lowmem
= pcms
->max_ram_below_4g
;
121 if (machine
->ram_size
- lowmem
> lowmem
&&
122 lowmem
& ((1ULL << 30) - 1)) {
123 error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
124 ") not a multiple of 1G; possible bad performance.",
125 pcms
->max_ram_below_4g
);
129 if (machine
->ram_size
>= lowmem
) {
130 pcms
->above_4g_mem_size
= machine
->ram_size
- lowmem
;
131 pcms
->below_4g_mem_size
= lowmem
;
133 pcms
->above_4g_mem_size
= 0;
134 pcms
->below_4g_mem_size
= machine
->ram_size
;
137 if (xen_enabled() && xen_hvm_init(pcms
, &ram_memory
) != 0) {
138 fprintf(stderr
, "xen hardware virtual machine initialisation failed\n");
144 if (kvm_enabled() && kvmclock_enabled
) {
149 pci_memory
= g_new(MemoryRegion
, 1);
150 memory_region_init(pci_memory
, NULL
, "pci", UINT64_MAX
);
151 rom_memory
= pci_memory
;
154 rom_memory
= system_memory
;
157 guest_info
= pc_guest_info_init(pcms
);
159 guest_info
->has_acpi_build
= has_acpi_build
;
160 guest_info
->legacy_acpi_table_size
= legacy_acpi_table_size
;
162 guest_info
->isapc_ram_fw
= !pci_enabled
;
163 guest_info
->has_reserved_memory
= has_reserved_memory
;
164 guest_info
->rsdp_in_ram
= rsdp_in_ram
;
166 if (smbios_defaults
) {
167 MachineClass
*mc
= MACHINE_GET_CLASS(machine
);
168 /* These values are guest ABI, do not change */
169 smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
170 mc
->name
, smbios_legacy_mode
, smbios_uuid_encoded
,
171 SMBIOS_ENTRY_POINT_21
);
174 /* allocate ram and load rom/bios */
175 if (!xen_enabled()) {
176 pc_memory_init(pcms
, system_memory
,
177 rom_memory
, &ram_memory
, guest_info
);
178 } else if (machine
->kernel_filename
!= NULL
) {
179 /* For xen HVM direct kernel boot, load linux here */
180 xen_load_linux(pcms
, guest_info
);
183 gsi_state
= g_malloc0(sizeof(*gsi_state
));
184 if (kvm_irqchip_in_kernel()) {
185 kvm_pc_setup_irq_routing(pci_enabled
);
186 gsi
= qemu_allocate_irqs(kvm_pc_gsi_handler
, gsi_state
,
189 gsi
= qemu_allocate_irqs(gsi_handler
, gsi_state
, GSI_NUM_PINS
);
193 pci_bus
= i440fx_init(host_type
,
195 &i440fx_state
, &piix3_devfn
, &isa_bus
, gsi
,
196 system_memory
, system_io
, machine
->ram_size
,
197 pcms
->below_4g_mem_size
,
198 pcms
->above_4g_mem_size
,
199 pci_memory
, ram_memory
);
203 isa_bus
= isa_bus_new(NULL
, get_system_memory(), system_io
);
206 isa_bus_irqs(isa_bus
, gsi
);
208 if (kvm_irqchip_in_kernel()) {
209 i8259
= kvm_i8259_init(isa_bus
);
210 } else if (xen_enabled()) {
211 i8259
= xen_interrupt_controller_init();
213 i8259
= i8259_init(isa_bus
, pc_allocate_cpu_irq());
216 for (i
= 0; i
< ISA_NUM_IRQS
; i
++) {
217 gsi_state
->i8259_irq
[i
] = i8259
[i
];
221 ioapic_init_gsi(gsi_state
, "i440fx");
224 pc_register_ferr_irq(gsi
[13]);
226 pc_vga_init(isa_bus
, pci_enabled
? pci_bus
: NULL
);
228 assert(pcms
->vmport
!= ON_OFF_AUTO_MAX
);
229 if (pcms
->vmport
== ON_OFF_AUTO_AUTO
) {
230 pcms
->vmport
= xen_enabled() ? ON_OFF_AUTO_OFF
: ON_OFF_AUTO_ON
;
233 /* init basic PC hardware */
234 pc_basic_device_init(isa_bus
, gsi
, &rtc_state
, true,
235 (pcms
->vmport
!= ON_OFF_AUTO_ON
), 0x4);
237 pc_nic_init(isa_bus
, pci_bus
);
239 ide_drive_get(hd
, ARRAY_SIZE(hd
));
243 dev
= pci_piix3_xen_ide_init(pci_bus
, hd
, piix3_devfn
+ 1);
245 dev
= pci_piix3_ide_init(pci_bus
, hd
, piix3_devfn
+ 1);
247 idebus
[0] = qdev_get_child_bus(&dev
->qdev
, "ide.0");
248 idebus
[1] = qdev_get_child_bus(&dev
->qdev
, "ide.1");
250 for(i
= 0; i
< MAX_IDE_BUS
; i
++) {
252 char busname
[] = "ide.0";
253 dev
= isa_ide_init(isa_bus
, ide_iobase
[i
], ide_iobase2
[i
],
255 hd
[MAX_IDE_DEVS
* i
], hd
[MAX_IDE_DEVS
* i
+ 1]);
257 * The ide bus name is ide.0 for the first bus and ide.1 for the
260 busname
[4] = '0' + i
;
261 idebus
[i
] = qdev_get_child_bus(DEVICE(dev
), busname
);
265 pc_cmos_init(pcms
, idebus
[0], idebus
[1], rtc_state
);
267 if (pci_enabled
&& usb_enabled()) {
268 pci_create_simple(pci_bus
, piix3_devfn
+ 2, "piix3-usb-uhci");
271 if (pci_enabled
&& acpi_enabled
) {
272 DeviceState
*piix4_pm
;
275 smi_irq
= qemu_allocate_irq(pc_acpi_smi_interrupt
, first_cpu
, 0);
276 /* TODO: Populate SPD eeprom data. */
277 smbus
= piix4_pm_init(pci_bus
, piix3_devfn
+ 3, 0xb100,
279 pc_machine_is_smm_enabled(pcms
),
281 smbus_eeprom_init(smbus
, 8, NULL
, 0);
283 object_property_add_link(OBJECT(machine
), PC_MACHINE_ACPI_DEVICE_PROP
,
284 TYPE_HOTPLUG_HANDLER
,
285 (Object
**)&pcms
->acpi_dev
,
286 object_property_allow_set_link
,
287 OBJ_PROP_LINK_UNREF_ON_RELEASE
, &error_abort
);
288 object_property_set_link(OBJECT(machine
), OBJECT(piix4_pm
),
289 PC_MACHINE_ACPI_DEVICE_PROP
, &error_abort
);
293 pc_pci_device_init(pci_bus
);
297 /* Looking for a pc_compat_2_4() function? It doesn't exist.
298 * pc_compat_*() functions that run on machine-init time and
299 * change global QEMU state are deprecated. Please don't create
300 * one, and implement any pc-*-2.4 (and newer) compat code in
301 * HW_COMPAT_*, PC_COMPAT_*, or * pc_*_machine_options().
304 static void pc_compat_2_3(MachineState
*machine
)
306 PCMachineState
*pcms
= PC_MACHINE(machine
);
307 savevm_skip_section_footers();
309 pcms
->smm
= ON_OFF_AUTO_OFF
;
311 global_state_set_optional();
312 savevm_skip_configuration();
315 static void pc_compat_2_2(MachineState
*machine
)
317 pc_compat_2_3(machine
);
319 machine
->suppress_vmdesc
= true;
322 static void pc_compat_2_1(MachineState
*machine
)
324 PCMachineState
*pcms
= PC_MACHINE(machine
);
326 pc_compat_2_2(machine
);
327 smbios_uuid_encoded
= false;
328 x86_cpu_change_kvm_default("svm", NULL
);
329 pcms
->enforce_aligned_dimm
= false;
332 static void pc_compat_2_0(MachineState
*machine
)
334 pc_compat_2_1(machine
);
335 /* This value depends on the actual DSDT and SSDT compiled into
336 * the source QEMU; unfortunately it depends on the binary and
337 * not on the machine type, so we cannot make pc-i440fx-1.7 work on
338 * both QEMU 1.7 and QEMU 2.0.
340 * Large variations cause migration to fail for more than one
341 * consecutive value of the "-smp" maxcpus option.
343 * For small variations of the kind caused by different iasl versions,
344 * the 4k rounding usually leaves slack. However, there could be still
345 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
346 * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
348 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
349 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
351 legacy_acpi_table_size
= 6652;
352 smbios_legacy_mode
= true;
353 has_reserved_memory
= false;
354 pc_set_legacy_acpi_data_size();
357 static void pc_compat_1_7(MachineState
*machine
)
359 pc_compat_2_0(machine
);
360 smbios_defaults
= false;
361 gigabyte_align
= false;
362 option_rom_has_mr
= true;
363 legacy_acpi_table_size
= 6414;
364 x86_cpu_change_kvm_default("x2apic", NULL
);
367 static void pc_compat_1_6(MachineState
*machine
)
369 pc_compat_1_7(machine
);
370 rom_file_has_mr
= false;
371 has_acpi_build
= false;
374 static void pc_compat_1_5(MachineState
*machine
)
376 pc_compat_1_6(machine
);
379 static void pc_compat_1_4(MachineState
*machine
)
381 pc_compat_1_5(machine
);
384 static void pc_compat_1_3(MachineState
*machine
)
386 pc_compat_1_4(machine
);
387 enable_compat_apic_id_mode();
390 /* PC compat function for pc-0.14 to pc-1.2 */
391 static void pc_compat_1_2(MachineState
*machine
)
393 pc_compat_1_3(machine
);
394 x86_cpu_change_kvm_default("kvm-pv-eoi", NULL
);
397 /* PC compat function for pc-0.10 to pc-0.13 */
398 static void pc_compat_0_13(MachineState
*machine
)
400 pc_compat_1_2(machine
);
401 kvmclock_enabled
= false;
404 static void pc_init_isa(MachineState
*machine
)
407 has_acpi_build
= false;
408 smbios_defaults
= false;
409 gigabyte_align
= false;
410 smbios_legacy_mode
= true;
411 has_reserved_memory
= false;
412 option_rom_has_mr
= true;
413 rom_file_has_mr
= false;
414 if (!machine
->cpu_model
) {
415 machine
->cpu_model
= "486";
417 x86_cpu_change_kvm_default("kvm-pv-eoi", NULL
);
418 enable_compat_apic_id_mode();
419 pc_init1(machine
, TYPE_I440FX_PCI_HOST_BRIDGE
, TYPE_I440FX_PCI_DEVICE
);
423 static void pc_xen_hvm_init_pci(MachineState
*machine
)
425 const char *pci_type
= has_igd_gfx_passthru
?
426 TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE
: TYPE_I440FX_PCI_DEVICE
;
429 TYPE_I440FX_PCI_HOST_BRIDGE
,
433 static void pc_xen_hvm_init(MachineState
*machine
)
437 if (!xen_enabled()) {
438 error_report("xenfv machine requires the xen accelerator");
442 pc_xen_hvm_init_pci(machine
);
444 bus
= pci_find_primary_bus();
446 pci_create_simple(bus
, -1, "xen-platform");
451 #define DEFINE_I440FX_MACHINE(suffix, name, compatfn, optionfn) \
452 static void pc_init_##suffix(MachineState *machine) \
454 void (*compat)(MachineState *m) = (compatfn); \
458 pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, \
459 TYPE_I440FX_PCI_DEVICE); \
461 DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn)
463 static void pc_i440fx_machine_options(MachineClass
*m
)
465 m
->family
= "pc_piix";
466 m
->desc
= "Standard PC (i440FX + PIIX, 1996)";
467 m
->hot_add_cpu
= pc_hot_add_cpu
;
468 m
->default_machine_opts
= "firmware=bios-256k.bin";
469 m
->default_display
= "std";
472 static void pc_i440fx_2_5_machine_options(MachineClass
*m
)
474 pc_i440fx_machine_options(m
);
479 DEFINE_I440FX_MACHINE(v2_5
, "pc-i440fx-2.5", NULL
,
480 pc_i440fx_2_5_machine_options
);
483 static void pc_i440fx_2_4_machine_options(MachineClass
*m
)
485 PCMachineClass
*pcmc
= PC_MACHINE_CLASS(m
);
486 pc_i440fx_2_5_machine_options(m
);
489 pcmc
->broken_reserved_end
= true;
490 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_4
);
493 DEFINE_I440FX_MACHINE(v2_4
, "pc-i440fx-2.4", NULL
,
494 pc_i440fx_2_4_machine_options
)
497 static void pc_i440fx_2_3_machine_options(MachineClass
*m
)
499 pc_i440fx_2_4_machine_options(m
);
502 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_3
);
505 DEFINE_I440FX_MACHINE(v2_3
, "pc-i440fx-2.3", pc_compat_2_3
,
506 pc_i440fx_2_3_machine_options
);
509 static void pc_i440fx_2_2_machine_options(MachineClass
*m
)
511 pc_i440fx_2_3_machine_options(m
);
512 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_2
);
515 DEFINE_I440FX_MACHINE(v2_2
, "pc-i440fx-2.2", pc_compat_2_2
,
516 pc_i440fx_2_2_machine_options
);
519 static void pc_i440fx_2_1_machine_options(MachineClass
*m
)
521 pc_i440fx_2_2_machine_options(m
);
522 m
->default_display
= NULL
;
523 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_1
);
526 DEFINE_I440FX_MACHINE(v2_1
, "pc-i440fx-2.1", pc_compat_2_1
,
527 pc_i440fx_2_1_machine_options
);
531 static void pc_i440fx_2_0_machine_options(MachineClass
*m
)
533 pc_i440fx_2_1_machine_options(m
);
534 SET_MACHINE_COMPAT(m
, PC_COMPAT_2_0
);
537 DEFINE_I440FX_MACHINE(v2_0
, "pc-i440fx-2.0", pc_compat_2_0
,
538 pc_i440fx_2_0_machine_options
);
541 static void pc_i440fx_1_7_machine_options(MachineClass
*m
)
543 pc_i440fx_2_0_machine_options(m
);
544 m
->default_machine_opts
= NULL
;
545 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_7
);
548 DEFINE_I440FX_MACHINE(v1_7
, "pc-i440fx-1.7", pc_compat_1_7
,
549 pc_i440fx_1_7_machine_options
);
552 static void pc_i440fx_1_6_machine_options(MachineClass
*m
)
554 pc_i440fx_1_7_machine_options(m
);
555 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_6
);
558 DEFINE_I440FX_MACHINE(v1_6
, "pc-i440fx-1.6", pc_compat_1_6
,
559 pc_i440fx_1_6_machine_options
);
562 static void pc_i440fx_1_5_machine_options(MachineClass
*m
)
564 pc_i440fx_1_6_machine_options(m
);
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
->hot_add_cpu
= NULL
;
576 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_4
);
579 DEFINE_I440FX_MACHINE(v1_4
, "pc-i440fx-1.4", pc_compat_1_4
,
580 pc_i440fx_1_4_machine_options
);
583 #define PC_COMPAT_1_3 \
586 .driver = "usb-tablet",\
587 .property = "usb_version",\
588 .value = stringify(1),\
590 .driver = "virtio-net-pci",\
591 .property = "ctrl_mac_addr",\
594 .driver = "virtio-net-pci", \
599 .property = "autonegotiation",\
604 static void pc_i440fx_1_3_machine_options(MachineClass
*m
)
606 pc_i440fx_1_4_machine_options(m
);
607 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_3
);
610 DEFINE_I440FX_MACHINE(v1_3
, "pc-1.3", pc_compat_1_3
,
611 pc_i440fx_1_3_machine_options
);
614 #define PC_COMPAT_1_2 \
617 .driver = "nec-usb-xhci",\
621 .driver = "nec-usb-xhci",\
625 .driver = "ivshmem",\
626 .property = "use64",\
630 .property = "revision",\
631 .value = stringify(3),\
633 .driver = "qxl-vga",\
634 .property = "revision",\
635 .value = stringify(3),\
642 static void pc_i440fx_1_2_machine_options(MachineClass
*m
)
644 pc_i440fx_1_3_machine_options(m
);
645 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_2
);
648 DEFINE_I440FX_MACHINE(v1_2
, "pc-1.2", pc_compat_1_2
,
649 pc_i440fx_1_2_machine_options
);
652 #define PC_COMPAT_1_1 \
655 .driver = "virtio-scsi-pci",\
656 .property = "hotplug",\
659 .driver = "virtio-scsi-pci",\
660 .property = "param_change",\
664 .property = "vgamem_mb",\
665 .value = stringify(8),\
667 .driver = "vmware-svga",\
668 .property = "vgamem_mb",\
669 .value = stringify(8),\
671 .driver = "qxl-vga",\
672 .property = "vgamem_mb",\
673 .value = stringify(8),\
676 .property = "vgamem_mb",\
677 .value = stringify(8),\
679 .driver = "virtio-blk-pci",\
680 .property = "config-wce",\
684 static void pc_i440fx_1_1_machine_options(MachineClass
*m
)
686 pc_i440fx_1_2_machine_options(m
);
687 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_1
);
690 DEFINE_I440FX_MACHINE(v1_1
, "pc-1.1", pc_compat_1_2
,
691 pc_i440fx_1_1_machine_options
);
694 #define PC_COMPAT_1_0 \
697 .driver = TYPE_ISA_FDC,\
698 .property = "check_media_rate",\
701 .driver = "virtio-balloon-pci",\
702 .property = "class",\
703 .value = stringify(PCI_CLASS_MEMORY_RAM),\
705 .driver = "apic-common",\
706 .property = "vapic",\
709 .driver = TYPE_USB_DEVICE,\
710 .property = "full-path",\
714 static void pc_i440fx_1_0_machine_options(MachineClass
*m
)
716 pc_i440fx_1_1_machine_options(m
);
717 m
->hw_version
= "1.0";
718 SET_MACHINE_COMPAT(m
, PC_COMPAT_1_0
);
721 DEFINE_I440FX_MACHINE(v1_0
, "pc-1.0", pc_compat_1_2
,
722 pc_i440fx_1_0_machine_options
);
725 #define PC_COMPAT_0_15 \
728 static void pc_i440fx_0_15_machine_options(MachineClass
*m
)
730 pc_i440fx_1_0_machine_options(m
);
731 m
->hw_version
= "0.15";
732 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_15
);
735 DEFINE_I440FX_MACHINE(v0_15
, "pc-0.15", pc_compat_1_2
,
736 pc_i440fx_0_15_machine_options
);
739 #define PC_COMPAT_0_14 \
742 .driver = "virtio-blk-pci",\
743 .property = "event_idx",\
746 .driver = "virtio-serial-pci",\
747 .property = "event_idx",\
750 .driver = "virtio-net-pci",\
751 .property = "event_idx",\
754 .driver = "virtio-balloon-pci",\
755 .property = "event_idx",\
759 .property = "revision",\
760 .value = stringify(2),\
762 .driver = "qxl-vga",\
763 .property = "revision",\
764 .value = stringify(2),\
767 static void pc_i440fx_0_14_machine_options(MachineClass
*m
)
769 pc_i440fx_0_15_machine_options(m
);
770 m
->hw_version
= "0.14";
771 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_14
);
774 DEFINE_I440FX_MACHINE(v0_14
, "pc-0.14", pc_compat_1_2
,
775 pc_i440fx_0_14_machine_options
);
778 #define PC_COMPAT_0_13 \
781 .driver = TYPE_PCI_DEVICE,\
782 .property = "command_serr_enable",\
786 .property = "use_broken_id",\
787 .value = stringify(1),\
789 .driver = "virtio-9p-pci",\
790 .property = "vectors",\
791 .value = stringify(0),\
794 .property = "rombar",\
795 .value = stringify(0),\
797 .driver = "vmware-svga",\
798 .property = "rombar",\
799 .value = stringify(0),\
802 static void pc_i440fx_0_13_machine_options(MachineClass
*m
)
804 pc_i440fx_0_14_machine_options(m
);
805 m
->hw_version
= "0.13";
806 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_13
);
809 DEFINE_I440FX_MACHINE(v0_13
, "pc-0.13", pc_compat_0_13
,
810 pc_i440fx_0_13_machine_options
);
813 #define PC_COMPAT_0_12 \
816 .driver = "virtio-serial-pci",\
817 .property = "max_ports",\
818 .value = stringify(1),\
820 .driver = "virtio-serial-pci",\
821 .property = "vectors",\
822 .value = stringify(0),\
824 .driver = "usb-mouse",\
825 .property = "serial",\
828 .driver = "usb-tablet",\
829 .property = "serial",\
832 .driver = "usb-kbd",\
833 .property = "serial",\
837 static void pc_i440fx_0_12_machine_options(MachineClass
*m
)
839 pc_i440fx_0_13_machine_options(m
);
840 m
->hw_version
= "0.12";
841 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_12
);
844 DEFINE_I440FX_MACHINE(v0_12
, "pc-0.12", pc_compat_0_13
,
845 pc_i440fx_0_12_machine_options
);
848 #define PC_COMPAT_0_11 \
851 .driver = "virtio-blk-pci",\
852 .property = "vectors",\
853 .value = stringify(0),\
855 .driver = TYPE_PCI_DEVICE,\
856 .property = "rombar",\
857 .value = stringify(0),\
859 .driver = "ide-drive",\
863 .driver = "scsi-disk",\
868 static void pc_i440fx_0_11_machine_options(MachineClass
*m
)
870 pc_i440fx_0_12_machine_options(m
);
871 m
->hw_version
= "0.11";
872 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_11
);
875 DEFINE_I440FX_MACHINE(v0_11
, "pc-0.11", pc_compat_0_13
,
876 pc_i440fx_0_11_machine_options
);
879 #define PC_COMPAT_0_10 \
882 .driver = "virtio-blk-pci",\
883 .property = "class",\
884 .value = stringify(PCI_CLASS_STORAGE_OTHER),\
886 .driver = "virtio-serial-pci",\
887 .property = "class",\
888 .value = stringify(PCI_CLASS_DISPLAY_OTHER),\
890 .driver = "virtio-net-pci",\
891 .property = "vectors",\
892 .value = stringify(0),\
894 .driver = "ide-drive",\
898 .driver = "scsi-disk",\
903 static void pc_i440fx_0_10_machine_options(MachineClass
*m
)
905 pc_i440fx_0_11_machine_options(m
);
906 m
->hw_version
= "0.10";
907 SET_MACHINE_COMPAT(m
, PC_COMPAT_0_10
);
910 DEFINE_I440FX_MACHINE(v0_10
, "pc-0.10", pc_compat_0_13
,
911 pc_i440fx_0_10_machine_options
);
914 uint16_t gpu_device_id
;
915 uint16_t pch_device_id
;
916 uint8_t pch_revision_id
;
919 /* In real world different GPU should have different PCH. But actually
920 * the different PCH DIDs likely map to different PCH SKUs. We do the
921 * same thing for the GPU. For PCH, the different SKUs are going to be
922 * all the same silicon design and implementation, just different
923 * features turn on and off with fuses. The SW interfaces should be
924 * consistent across all SKUs in a given family (eg LPT). But just same
925 * features may not be supported.
927 * Most of these different PCH features probably don't matter to the
928 * Gfx driver, but obviously any difference in display port connections
929 * will so it should be fine with any PCH in case of passthrough.
931 * So currently use one PCH version, 0x8c4e, to cover all HSW(Haswell)
932 * scenarios, 0x9cc3 for BDW(Broadwell).
934 static const IGDDeviceIDInfo igd_combo_id_infos
[] = {
936 {0x0402, 0x8c4e, 0x04}, /* HSWGT1D, HSWD_w7 */
937 {0x0406, 0x8c4e, 0x04}, /* HSWGT1M, HSWM_w7 */
938 {0x0412, 0x8c4e, 0x04}, /* HSWGT2D, HSWD_w7 */
939 {0x0416, 0x8c4e, 0x04}, /* HSWGT2M, HSWM_w7 */
940 {0x041E, 0x8c4e, 0x04}, /* HSWGT15D, HSWD_w7 */
942 {0x0A06, 0x8c4e, 0x04}, /* HSWGT1UT, HSWM_w7 */
943 {0x0A16, 0x8c4e, 0x04}, /* HSWGT2UT, HSWM_w7 */
944 {0x0A26, 0x8c4e, 0x06}, /* HSWGT3UT, HSWM_w7 */
945 {0x0A2E, 0x8c4e, 0x04}, /* HSWGT3UT28W, HSWM_w7 */
946 {0x0A1E, 0x8c4e, 0x04}, /* HSWGT2UX, HSWM_w7 */
947 {0x0A0E, 0x8c4e, 0x04}, /* HSWGT1ULX, HSWM_w7 */
949 {0x0D26, 0x8c4e, 0x04}, /* HSWGT3CW, HSWM_w7 */
950 {0x0D22, 0x8c4e, 0x04}, /* HSWGT3CWDT, HSWD_w7 */
952 {0x041A, 0x8c4e, 0x04}, /* HSWSVGT2, HSWD_w7 */
954 {0x040A, 0x8c4e, 0x04}, /* HSWSVGT1, HSWD_w7 */
956 {0x1606, 0x9cc3, 0x03}, /* BDWULTGT1, BDWM_w7 */
957 {0x1616, 0x9cc3, 0x03}, /* BDWULTGT2, BDWM_w7 */
958 {0x1626, 0x9cc3, 0x03}, /* BDWULTGT3, BDWM_w7 */
959 {0x160E, 0x9cc3, 0x03}, /* BDWULXGT1, BDWM_w7 */
960 {0x161E, 0x9cc3, 0x03}, /* BDWULXGT2, BDWM_w7 */
961 {0x1602, 0x9cc3, 0x03}, /* BDWHALOGT1, BDWM_w7 */
962 {0x1612, 0x9cc3, 0x03}, /* BDWHALOGT2, BDWM_w7 */
963 {0x1622, 0x9cc3, 0x03}, /* BDWHALOGT3, BDWM_w7 */
964 {0x162B, 0x9cc3, 0x03}, /* BDWHALO28W, BDWM_w7 */
965 {0x162A, 0x9cc3, 0x03}, /* BDWGT3WRKS, BDWM_w7 */
966 {0x162D, 0x9cc3, 0x03}, /* BDWGT3SRVR, BDWM_w7 */
969 static void isa_bridge_class_init(ObjectClass
*klass
, void *data
)
971 DeviceClass
*dc
= DEVICE_CLASS(klass
);
972 PCIDeviceClass
*k
= PCI_DEVICE_CLASS(klass
);
974 dc
->desc
= "ISA bridge faked to support IGD PT";
975 k
->vendor_id
= PCI_VENDOR_ID_INTEL
;
976 k
->class_id
= PCI_CLASS_BRIDGE_ISA
;
979 static TypeInfo isa_bridge_info
= {
980 .name
= "igd-passthrough-isa-bridge",
981 .parent
= TYPE_PCI_DEVICE
,
982 .instance_size
= sizeof(PCIDevice
),
983 .class_init
= isa_bridge_class_init
,
986 static void pt_graphics_register_types(void)
988 type_register_static(&isa_bridge_info
);
990 type_init(pt_graphics_register_types
)
992 void igd_passthrough_isa_bridge_create(PCIBus
*bus
, uint16_t gpu_dev_id
)
994 struct PCIDevice
*bridge_dev
;
996 uint16_t pch_dev_id
= 0xffff;
999 num
= ARRAY_SIZE(igd_combo_id_infos
);
1000 for (i
= 0; i
< num
; i
++) {
1001 if (gpu_dev_id
== igd_combo_id_infos
[i
].gpu_device_id
) {
1002 pch_dev_id
= igd_combo_id_infos
[i
].pch_device_id
;
1003 pch_rev_id
= igd_combo_id_infos
[i
].pch_revision_id
;
1007 if (pch_dev_id
== 0xffff) {
1011 /* Currently IGD drivers always need to access PCH by 1f.0. */
1012 bridge_dev
= pci_create_simple(bus
, PCI_DEVFN(0x1f, 0),
1013 "igd-passthrough-isa-bridge");
1016 * Note that vendor id is always PCI_VENDOR_ID_INTEL.
1019 fprintf(stderr
, "set igd-passthrough-isa-bridge failed!\n");
1022 pci_config_set_device_id(bridge_dev
->config
, pch_dev_id
);
1023 pci_config_set_revision(bridge_dev
->config
, pch_rev_id
);
1026 static void isapc_machine_options(MachineClass
*m
)
1028 m
->desc
= "ISA-only PC";
1032 DEFINE_PC_MACHINE(isapc
, "isapc", pc_init_isa
,
1033 isapc_machine_options
);
1037 static void xenfv_machine_options(MachineClass
*m
)
1039 m
->desc
= "Xen Fully-virtualized PC";
1040 m
->max_cpus
= HVM_MAX_VCPUS
;
1041 m
->default_machine_opts
= "accel=xen";
1042 m
->hot_add_cpu
= pc_hot_add_cpu
;
1045 DEFINE_PC_MACHINE(xenfv
, "xenfv", pc_xen_hvm_init
,
1046 xenfv_machine_options
);