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kvm: x86: add support for KVM_CAP_SPLIT_IRQCHIP
[mirror_qemu.git] / hw / i386 / pc_piix.c
1 /*
2 * QEMU PC System Emulator
3 *
4 * Copyright (c) 2003-2004 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #include <glib.h>
26
27 #include "hw/hw.h"
28 #include "hw/loader.h"
29 #include "hw/i386/pc.h"
30 #include "hw/i386/apic.h"
31 #include "hw/smbios/smbios.h"
32 #include "hw/pci/pci.h"
33 #include "hw/pci/pci_ids.h"
34 #include "hw/usb.h"
35 #include "net/net.h"
36 #include "hw/boards.h"
37 #include "hw/ide.h"
38 #include "sysemu/kvm.h"
39 #include "hw/kvm/clock.h"
40 #include "sysemu/sysemu.h"
41 #include "hw/sysbus.h"
42 #include "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"
49 #include "cpu.h"
50 #include "qemu/error-report.h"
51 #ifdef CONFIG_XEN
52 #include <xen/hvm/hvm_info_table.h>
53 #include "hw/xen/xen_pt.h"
54 #endif
55 #include "migration/migration.h"
56 #include "kvm_i386.h"
57
58 #define MAX_IDE_BUS 2
59
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 };
63
64 static bool pci_enabled = true;
65 static bool has_acpi_build = true;
66 static bool rsdp_in_ram = true;
67 static int legacy_acpi_table_size;
68 static bool smbios_defaults = true;
69 static bool smbios_legacy_mode;
70 static bool smbios_uuid_encoded = true;
71 /* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to
72 * host addresses aligned at 1Gbyte boundaries. This way we can use 1GByte
73 * pages in the host.
74 */
75 static bool gigabyte_align = true;
76 static bool has_reserved_memory = true;
77 static bool kvmclock_enabled = true;
78
79 /* PC hardware initialisation */
80 static void pc_init1(MachineState *machine,
81 const char *host_type, const char *pci_type)
82 {
83 PCMachineState *pcms = PC_MACHINE(machine);
84 MemoryRegion *system_memory = get_system_memory();
85 MemoryRegion *system_io = get_system_io();
86 int i;
87 PCIBus *pci_bus;
88 ISABus *isa_bus;
89 PCII440FXState *i440fx_state;
90 int piix3_devfn = -1;
91 qemu_irq *gsi;
92 qemu_irq *i8259;
93 qemu_irq smi_irq;
94 GSIState *gsi_state;
95 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
96 BusState *idebus[MAX_IDE_BUS];
97 ISADevice *rtc_state;
98 MemoryRegion *ram_memory;
99 MemoryRegion *pci_memory;
100 MemoryRegion *rom_memory;
101 PcGuestInfo *guest_info;
102 ram_addr_t lowmem;
103
104 /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
105 * If it doesn't, we need to split it in chunks below and above 4G.
106 * In any case, try to make sure that guest addresses aligned at
107 * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
108 * For old machine types, use whatever split we used historically to avoid
109 * breaking migration.
110 */
111 if (machine->ram_size >= 0xe0000000) {
112 lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
113 } else {
114 lowmem = 0xe0000000;
115 }
116
117 /* Handle the machine opt max-ram-below-4g. It is basically doing
118 * min(qemu limit, user limit).
119 */
120 if (lowmem > pcms->max_ram_below_4g) {
121 lowmem = pcms->max_ram_below_4g;
122 if (machine->ram_size - lowmem > lowmem &&
123 lowmem & ((1ULL << 30) - 1)) {
124 error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
125 ") not a multiple of 1G; possible bad performance.",
126 pcms->max_ram_below_4g);
127 }
128 }
129
130 if (machine->ram_size >= lowmem) {
131 pcms->above_4g_mem_size = machine->ram_size - lowmem;
132 pcms->below_4g_mem_size = lowmem;
133 } else {
134 pcms->above_4g_mem_size = 0;
135 pcms->below_4g_mem_size = machine->ram_size;
136 }
137
138 if (xen_enabled() && xen_hvm_init(pcms, &ram_memory) != 0) {
139 fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
140 exit(1);
141 }
142
143 pc_cpus_init(pcms);
144
145 if (kvm_enabled() && kvmclock_enabled) {
146 kvmclock_create();
147 }
148
149 if (pci_enabled) {
150 pci_memory = g_new(MemoryRegion, 1);
151 memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
152 rom_memory = pci_memory;
153 } else {
154 pci_memory = NULL;
155 rom_memory = system_memory;
156 }
157
158 guest_info = pc_guest_info_init(pcms);
159
160 guest_info->has_acpi_build = has_acpi_build;
161 guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
162
163 guest_info->isapc_ram_fw = !pci_enabled;
164 guest_info->has_reserved_memory = has_reserved_memory;
165 guest_info->rsdp_in_ram = rsdp_in_ram;
166
167 if (smbios_defaults) {
168 MachineClass *mc = MACHINE_GET_CLASS(machine);
169 /* These values are guest ABI, do not change */
170 smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
171 mc->name, smbios_legacy_mode, smbios_uuid_encoded,
172 SMBIOS_ENTRY_POINT_21);
173 }
174
175 /* allocate ram and load rom/bios */
176 if (!xen_enabled()) {
177 pc_memory_init(pcms, system_memory,
178 rom_memory, &ram_memory, guest_info);
179 } else if (machine->kernel_filename != NULL) {
180 /* For xen HVM direct kernel boot, load linux here */
181 xen_load_linux(pcms, guest_info);
182 }
183
184 gsi_state = g_malloc0(sizeof(*gsi_state));
185 if (kvm_ioapic_in_kernel()) {
186 kvm_pc_setup_irq_routing(pci_enabled);
187 gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
188 GSI_NUM_PINS);
189 } else {
190 gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
191 }
192
193 if (pci_enabled) {
194 pci_bus = i440fx_init(host_type,
195 pci_type,
196 &i440fx_state, &piix3_devfn, &isa_bus, gsi,
197 system_memory, system_io, machine->ram_size,
198 pcms->below_4g_mem_size,
199 pcms->above_4g_mem_size,
200 pci_memory, ram_memory);
201 } else {
202 pci_bus = NULL;
203 i440fx_state = NULL;
204 isa_bus = isa_bus_new(NULL, get_system_memory(), system_io);
205 no_hpet = 1;
206 }
207 isa_bus_irqs(isa_bus, gsi);
208
209 if (kvm_pic_in_kernel()) {
210 i8259 = kvm_i8259_init(isa_bus);
211 } else if (xen_enabled()) {
212 i8259 = xen_interrupt_controller_init();
213 } else {
214 i8259 = i8259_init(isa_bus, pc_allocate_cpu_irq());
215 }
216
217 for (i = 0; i < ISA_NUM_IRQS; i++) {
218 gsi_state->i8259_irq[i] = i8259[i];
219 }
220 g_free(i8259);
221 if (pci_enabled) {
222 ioapic_init_gsi(gsi_state, "i440fx");
223 }
224
225 pc_register_ferr_irq(gsi[13]);
226
227 pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
228
229 assert(pcms->vmport != ON_OFF_AUTO__MAX);
230 if (pcms->vmport == ON_OFF_AUTO_AUTO) {
231 pcms->vmport = xen_enabled() ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON;
232 }
233
234 /* init basic PC hardware */
235 pc_basic_device_init(isa_bus, gsi, &rtc_state, true,
236 (pcms->vmport != ON_OFF_AUTO_ON), 0x4);
237
238 pc_nic_init(isa_bus, pci_bus);
239
240 ide_drive_get(hd, ARRAY_SIZE(hd));
241 if (pci_enabled) {
242 PCIDevice *dev;
243 if (xen_enabled()) {
244 dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
245 } else {
246 dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
247 }
248 idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
249 idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
250 } else {
251 for(i = 0; i < MAX_IDE_BUS; i++) {
252 ISADevice *dev;
253 char busname[] = "ide.0";
254 dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
255 ide_irq[i],
256 hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
257 /*
258 * The ide bus name is ide.0 for the first bus and ide.1 for the
259 * second one.
260 */
261 busname[4] = '0' + i;
262 idebus[i] = qdev_get_child_bus(DEVICE(dev), busname);
263 }
264 }
265
266 pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);
267
268 if (pci_enabled && usb_enabled()) {
269 pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
270 }
271
272 if (pci_enabled && acpi_enabled) {
273 DeviceState *piix4_pm;
274 I2CBus *smbus;
275
276 smi_irq = qemu_allocate_irq(pc_acpi_smi_interrupt, first_cpu, 0);
277 /* TODO: Populate SPD eeprom data. */
278 smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
279 gsi[9], smi_irq,
280 pc_machine_is_smm_enabled(pcms),
281 &piix4_pm);
282 smbus_eeprom_init(smbus, 8, NULL, 0);
283
284 object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
285 TYPE_HOTPLUG_HANDLER,
286 (Object **)&pcms->acpi_dev,
287 object_property_allow_set_link,
288 OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort);
289 object_property_set_link(OBJECT(machine), OBJECT(piix4_pm),
290 PC_MACHINE_ACPI_DEVICE_PROP, &error_abort);
291 }
292
293 if (pci_enabled) {
294 pc_pci_device_init(pci_bus);
295 }
296 }
297
298 /* Looking for a pc_compat_2_4() function? It doesn't exist.
299 * pc_compat_*() functions that run on machine-init time and
300 * change global QEMU state are deprecated. Please don't create
301 * one, and implement any pc-*-2.4 (and newer) compat code in
302 * HW_COMPAT_*, PC_COMPAT_*, or * pc_*_machine_options().
303 */
304
305 static void pc_compat_2_3(MachineState *machine)
306 {
307 PCMachineState *pcms = PC_MACHINE(machine);
308 savevm_skip_section_footers();
309 if (kvm_enabled()) {
310 pcms->smm = ON_OFF_AUTO_OFF;
311 }
312 global_state_set_optional();
313 savevm_skip_configuration();
314 }
315
316 static void pc_compat_2_2(MachineState *machine)
317 {
318 pc_compat_2_3(machine);
319 rsdp_in_ram = false;
320 machine->suppress_vmdesc = true;
321 }
322
323 static void pc_compat_2_1(MachineState *machine)
324 {
325 PCMachineState *pcms = PC_MACHINE(machine);
326
327 pc_compat_2_2(machine);
328 smbios_uuid_encoded = false;
329 x86_cpu_change_kvm_default("svm", NULL);
330 pcms->enforce_aligned_dimm = false;
331 }
332
333 static void pc_compat_2_0(MachineState *machine)
334 {
335 pc_compat_2_1(machine);
336 /* This value depends on the actual DSDT and SSDT compiled into
337 * the source QEMU; unfortunately it depends on the binary and
338 * not on the machine type, so we cannot make pc-i440fx-1.7 work on
339 * both QEMU 1.7 and QEMU 2.0.
340 *
341 * Large variations cause migration to fail for more than one
342 * consecutive value of the "-smp" maxcpus option.
343 *
344 * For small variations of the kind caused by different iasl versions,
345 * the 4k rounding usually leaves slack. However, there could be still
346 * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
347 * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
348 *
349 * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
350 * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
351 */
352 legacy_acpi_table_size = 6652;
353 smbios_legacy_mode = true;
354 has_reserved_memory = false;
355 pc_set_legacy_acpi_data_size();
356 }
357
358 static void pc_compat_1_7(MachineState *machine)
359 {
360 pc_compat_2_0(machine);
361 smbios_defaults = false;
362 gigabyte_align = false;
363 option_rom_has_mr = true;
364 legacy_acpi_table_size = 6414;
365 x86_cpu_change_kvm_default("x2apic", NULL);
366 }
367
368 static void pc_compat_1_6(MachineState *machine)
369 {
370 pc_compat_1_7(machine);
371 rom_file_has_mr = false;
372 has_acpi_build = false;
373 }
374
375 static void pc_compat_1_5(MachineState *machine)
376 {
377 pc_compat_1_6(machine);
378 }
379
380 static void pc_compat_1_4(MachineState *machine)
381 {
382 pc_compat_1_5(machine);
383 }
384
385 static void pc_compat_1_3(MachineState *machine)
386 {
387 pc_compat_1_4(machine);
388 enable_compat_apic_id_mode();
389 }
390
391 /* PC compat function for pc-0.14 to pc-1.2 */
392 static void pc_compat_1_2(MachineState *machine)
393 {
394 pc_compat_1_3(machine);
395 x86_cpu_change_kvm_default("kvm-pv-eoi", NULL);
396 }
397
398 /* PC compat function for pc-0.10 to pc-0.13 */
399 static void pc_compat_0_13(MachineState *machine)
400 {
401 pc_compat_1_2(machine);
402 kvmclock_enabled = false;
403 }
404
405 static void pc_init_isa(MachineState *machine)
406 {
407 pci_enabled = false;
408 has_acpi_build = false;
409 smbios_defaults = false;
410 gigabyte_align = false;
411 smbios_legacy_mode = true;
412 has_reserved_memory = false;
413 option_rom_has_mr = true;
414 rom_file_has_mr = false;
415 if (!machine->cpu_model) {
416 machine->cpu_model = "486";
417 }
418 x86_cpu_change_kvm_default("kvm-pv-eoi", NULL);
419 enable_compat_apic_id_mode();
420 pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, TYPE_I440FX_PCI_DEVICE);
421 }
422
423 #ifdef CONFIG_XEN
424 static void pc_xen_hvm_init_pci(MachineState *machine)
425 {
426 const char *pci_type = has_igd_gfx_passthru ?
427 TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE : TYPE_I440FX_PCI_DEVICE;
428
429 pc_init1(machine,
430 TYPE_I440FX_PCI_HOST_BRIDGE,
431 pci_type);
432 }
433
434 static void pc_xen_hvm_init(MachineState *machine)
435 {
436 PCIBus *bus;
437
438 if (!xen_enabled()) {
439 error_report("xenfv machine requires the xen accelerator");
440 exit(1);
441 }
442
443 pc_xen_hvm_init_pci(machine);
444
445 bus = pci_find_primary_bus();
446 if (bus != NULL) {
447 pci_create_simple(bus, -1, "xen-platform");
448 }
449 }
450 #endif
451
452 #define DEFINE_I440FX_MACHINE(suffix, name, compatfn, optionfn) \
453 static void pc_init_##suffix(MachineState *machine) \
454 { \
455 void (*compat)(MachineState *m) = (compatfn); \
456 if (compat) { \
457 compat(machine); \
458 } \
459 pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, \
460 TYPE_I440FX_PCI_DEVICE); \
461 } \
462 DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn)
463
464 static void pc_i440fx_machine_options(MachineClass *m)
465 {
466 m->family = "pc_piix";
467 m->desc = "Standard PC (i440FX + PIIX, 1996)";
468 m->hot_add_cpu = pc_hot_add_cpu;
469 m->default_machine_opts = "firmware=bios-256k.bin";
470 m->default_display = "std";
471 }
472
473 static void pc_i440fx_2_5_machine_options(MachineClass *m)
474 {
475 pc_i440fx_machine_options(m);
476 m->alias = "pc";
477 m->is_default = 1;
478 }
479
480 DEFINE_I440FX_MACHINE(v2_5, "pc-i440fx-2.5", NULL,
481 pc_i440fx_2_5_machine_options);
482
483
484 static void pc_i440fx_2_4_machine_options(MachineClass *m)
485 {
486 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
487 pc_i440fx_2_5_machine_options(m);
488 m->hw_version = "2.4.0";
489 m->alias = NULL;
490 m->is_default = 0;
491 pcmc->broken_reserved_end = true;
492 SET_MACHINE_COMPAT(m, PC_COMPAT_2_4);
493 }
494
495 DEFINE_I440FX_MACHINE(v2_4, "pc-i440fx-2.4", NULL,
496 pc_i440fx_2_4_machine_options)
497
498
499 static void pc_i440fx_2_3_machine_options(MachineClass *m)
500 {
501 pc_i440fx_2_4_machine_options(m);
502 m->hw_version = "2.3.0";
503 m->alias = NULL;
504 m->is_default = 0;
505 SET_MACHINE_COMPAT(m, PC_COMPAT_2_3);
506 }
507
508 DEFINE_I440FX_MACHINE(v2_3, "pc-i440fx-2.3", pc_compat_2_3,
509 pc_i440fx_2_3_machine_options);
510
511
512 static void pc_i440fx_2_2_machine_options(MachineClass *m)
513 {
514 pc_i440fx_2_3_machine_options(m);
515 m->hw_version = "2.2.0";
516 SET_MACHINE_COMPAT(m, PC_COMPAT_2_2);
517 }
518
519 DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2,
520 pc_i440fx_2_2_machine_options);
521
522
523 static void pc_i440fx_2_1_machine_options(MachineClass *m)
524 {
525 pc_i440fx_2_2_machine_options(m);
526 m->hw_version = "2.1.0";
527 m->default_display = NULL;
528 SET_MACHINE_COMPAT(m, PC_COMPAT_2_1);
529 }
530
531 DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1,
532 pc_i440fx_2_1_machine_options);
533
534
535
536 static void pc_i440fx_2_0_machine_options(MachineClass *m)
537 {
538 pc_i440fx_2_1_machine_options(m);
539 m->hw_version = "2.0.0";
540 SET_MACHINE_COMPAT(m, PC_COMPAT_2_0);
541 }
542
543 DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0,
544 pc_i440fx_2_0_machine_options);
545
546
547 static void pc_i440fx_1_7_machine_options(MachineClass *m)
548 {
549 pc_i440fx_2_0_machine_options(m);
550 m->hw_version = "1.7.0";
551 m->default_machine_opts = NULL;
552 SET_MACHINE_COMPAT(m, PC_COMPAT_1_7);
553 }
554
555 DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7,
556 pc_i440fx_1_7_machine_options);
557
558
559 static void pc_i440fx_1_6_machine_options(MachineClass *m)
560 {
561 pc_i440fx_1_7_machine_options(m);
562 m->hw_version = "1.6.0";
563 SET_MACHINE_COMPAT(m, PC_COMPAT_1_6);
564 }
565
566 DEFINE_I440FX_MACHINE(v1_6, "pc-i440fx-1.6", pc_compat_1_6,
567 pc_i440fx_1_6_machine_options);
568
569
570 static void pc_i440fx_1_5_machine_options(MachineClass *m)
571 {
572 pc_i440fx_1_6_machine_options(m);
573 m->hw_version = "1.5.0";
574 SET_MACHINE_COMPAT(m, PC_COMPAT_1_5);
575 }
576
577 DEFINE_I440FX_MACHINE(v1_5, "pc-i440fx-1.5", pc_compat_1_5,
578 pc_i440fx_1_5_machine_options);
579
580
581 static void pc_i440fx_1_4_machine_options(MachineClass *m)
582 {
583 pc_i440fx_1_5_machine_options(m);
584 m->hw_version = "1.4.0";
585 m->hot_add_cpu = NULL;
586 SET_MACHINE_COMPAT(m, PC_COMPAT_1_4);
587 }
588
589 DEFINE_I440FX_MACHINE(v1_4, "pc-i440fx-1.4", pc_compat_1_4,
590 pc_i440fx_1_4_machine_options);
591
592
593 #define PC_COMPAT_1_3 \
594 PC_COMPAT_1_4 \
595 {\
596 .driver = "usb-tablet",\
597 .property = "usb_version",\
598 .value = stringify(1),\
599 },{\
600 .driver = "virtio-net-pci",\
601 .property = "ctrl_mac_addr",\
602 .value = "off", \
603 },{ \
604 .driver = "virtio-net-pci", \
605 .property = "mq", \
606 .value = "off", \
607 }, {\
608 .driver = "e1000",\
609 .property = "autonegotiation",\
610 .value = "off",\
611 },
612
613
614 static void pc_i440fx_1_3_machine_options(MachineClass *m)
615 {
616 pc_i440fx_1_4_machine_options(m);
617 m->hw_version = "1.3.0";
618 SET_MACHINE_COMPAT(m, PC_COMPAT_1_3);
619 }
620
621 DEFINE_I440FX_MACHINE(v1_3, "pc-1.3", pc_compat_1_3,
622 pc_i440fx_1_3_machine_options);
623
624
625 #define PC_COMPAT_1_2 \
626 PC_COMPAT_1_3 \
627 {\
628 .driver = "nec-usb-xhci",\
629 .property = "msi",\
630 .value = "off",\
631 },{\
632 .driver = "nec-usb-xhci",\
633 .property = "msix",\
634 .value = "off",\
635 },{\
636 .driver = "ivshmem",\
637 .property = "use64",\
638 .value = "0",\
639 },{\
640 .driver = "qxl",\
641 .property = "revision",\
642 .value = stringify(3),\
643 },{\
644 .driver = "qxl-vga",\
645 .property = "revision",\
646 .value = stringify(3),\
647 },{\
648 .driver = "VGA",\
649 .property = "mmio",\
650 .value = "off",\
651 },
652
653 static void pc_i440fx_1_2_machine_options(MachineClass *m)
654 {
655 pc_i440fx_1_3_machine_options(m);
656 m->hw_version = "1.2.0";
657 SET_MACHINE_COMPAT(m, PC_COMPAT_1_2);
658 }
659
660 DEFINE_I440FX_MACHINE(v1_2, "pc-1.2", pc_compat_1_2,
661 pc_i440fx_1_2_machine_options);
662
663
664 #define PC_COMPAT_1_1 \
665 PC_COMPAT_1_2 \
666 {\
667 .driver = "virtio-scsi-pci",\
668 .property = "hotplug",\
669 .value = "off",\
670 },{\
671 .driver = "virtio-scsi-pci",\
672 .property = "param_change",\
673 .value = "off",\
674 },{\
675 .driver = "VGA",\
676 .property = "vgamem_mb",\
677 .value = stringify(8),\
678 },{\
679 .driver = "vmware-svga",\
680 .property = "vgamem_mb",\
681 .value = stringify(8),\
682 },{\
683 .driver = "qxl-vga",\
684 .property = "vgamem_mb",\
685 .value = stringify(8),\
686 },{\
687 .driver = "qxl",\
688 .property = "vgamem_mb",\
689 .value = stringify(8),\
690 },{\
691 .driver = "virtio-blk-pci",\
692 .property = "config-wce",\
693 .value = "off",\
694 },
695
696 static void pc_i440fx_1_1_machine_options(MachineClass *m)
697 {
698 pc_i440fx_1_2_machine_options(m);
699 m->hw_version = "1.1.0";
700 SET_MACHINE_COMPAT(m, PC_COMPAT_1_1);
701 }
702
703 DEFINE_I440FX_MACHINE(v1_1, "pc-1.1", pc_compat_1_2,
704 pc_i440fx_1_1_machine_options);
705
706
707 #define PC_COMPAT_1_0 \
708 PC_COMPAT_1_1 \
709 {\
710 .driver = TYPE_ISA_FDC,\
711 .property = "check_media_rate",\
712 .value = "off",\
713 }, {\
714 .driver = "virtio-balloon-pci",\
715 .property = "class",\
716 .value = stringify(PCI_CLASS_MEMORY_RAM),\
717 },{\
718 .driver = "apic-common",\
719 .property = "vapic",\
720 .value = "off",\
721 },{\
722 .driver = TYPE_USB_DEVICE,\
723 .property = "full-path",\
724 .value = "no",\
725 },
726
727 static void pc_i440fx_1_0_machine_options(MachineClass *m)
728 {
729 pc_i440fx_1_1_machine_options(m);
730 m->hw_version = "1.0";
731 SET_MACHINE_COMPAT(m, PC_COMPAT_1_0);
732 }
733
734 DEFINE_I440FX_MACHINE(v1_0, "pc-1.0", pc_compat_1_2,
735 pc_i440fx_1_0_machine_options);
736
737
738 #define PC_COMPAT_0_15 \
739 PC_COMPAT_1_0
740
741 static void pc_i440fx_0_15_machine_options(MachineClass *m)
742 {
743 pc_i440fx_1_0_machine_options(m);
744 m->hw_version = "0.15";
745 SET_MACHINE_COMPAT(m, PC_COMPAT_0_15);
746 }
747
748 DEFINE_I440FX_MACHINE(v0_15, "pc-0.15", pc_compat_1_2,
749 pc_i440fx_0_15_machine_options);
750
751
752 #define PC_COMPAT_0_14 \
753 PC_COMPAT_0_15 \
754 {\
755 .driver = "virtio-blk-pci",\
756 .property = "event_idx",\
757 .value = "off",\
758 },{\
759 .driver = "virtio-serial-pci",\
760 .property = "event_idx",\
761 .value = "off",\
762 },{\
763 .driver = "virtio-net-pci",\
764 .property = "event_idx",\
765 .value = "off",\
766 },{\
767 .driver = "virtio-balloon-pci",\
768 .property = "event_idx",\
769 .value = "off",\
770 },{\
771 .driver = "qxl",\
772 .property = "revision",\
773 .value = stringify(2),\
774 },{\
775 .driver = "qxl-vga",\
776 .property = "revision",\
777 .value = stringify(2),\
778 },
779
780 static void pc_i440fx_0_14_machine_options(MachineClass *m)
781 {
782 pc_i440fx_0_15_machine_options(m);
783 m->hw_version = "0.14";
784 SET_MACHINE_COMPAT(m, PC_COMPAT_0_14);
785 }
786
787 DEFINE_I440FX_MACHINE(v0_14, "pc-0.14", pc_compat_1_2,
788 pc_i440fx_0_14_machine_options);
789
790
791 #define PC_COMPAT_0_13 \
792 PC_COMPAT_0_14 \
793 {\
794 .driver = TYPE_PCI_DEVICE,\
795 .property = "command_serr_enable",\
796 .value = "off",\
797 },{\
798 .driver = "AC97",\
799 .property = "use_broken_id",\
800 .value = stringify(1),\
801 },{\
802 .driver = "virtio-9p-pci",\
803 .property = "vectors",\
804 .value = stringify(0),\
805 },{\
806 .driver = "VGA",\
807 .property = "rombar",\
808 .value = stringify(0),\
809 },{\
810 .driver = "vmware-svga",\
811 .property = "rombar",\
812 .value = stringify(0),\
813 },
814
815 static void pc_i440fx_0_13_machine_options(MachineClass *m)
816 {
817 pc_i440fx_0_14_machine_options(m);
818 m->hw_version = "0.13";
819 SET_MACHINE_COMPAT(m, PC_COMPAT_0_13);
820 }
821
822 DEFINE_I440FX_MACHINE(v0_13, "pc-0.13", pc_compat_0_13,
823 pc_i440fx_0_13_machine_options);
824
825
826 #define PC_COMPAT_0_12 \
827 PC_COMPAT_0_13 \
828 {\
829 .driver = "virtio-serial-pci",\
830 .property = "max_ports",\
831 .value = stringify(1),\
832 },{\
833 .driver = "virtio-serial-pci",\
834 .property = "vectors",\
835 .value = stringify(0),\
836 },{\
837 .driver = "usb-mouse",\
838 .property = "serial",\
839 .value = "1",\
840 },{\
841 .driver = "usb-tablet",\
842 .property = "serial",\
843 .value = "1",\
844 },{\
845 .driver = "usb-kbd",\
846 .property = "serial",\
847 .value = "1",\
848 },
849
850 static void pc_i440fx_0_12_machine_options(MachineClass *m)
851 {
852 pc_i440fx_0_13_machine_options(m);
853 m->hw_version = "0.12";
854 SET_MACHINE_COMPAT(m, PC_COMPAT_0_12);
855 }
856
857 DEFINE_I440FX_MACHINE(v0_12, "pc-0.12", pc_compat_0_13,
858 pc_i440fx_0_12_machine_options);
859
860
861 #define PC_COMPAT_0_11 \
862 PC_COMPAT_0_12 \
863 {\
864 .driver = "virtio-blk-pci",\
865 .property = "vectors",\
866 .value = stringify(0),\
867 },{\
868 .driver = TYPE_PCI_DEVICE,\
869 .property = "rombar",\
870 .value = stringify(0),\
871 },{\
872 .driver = "ide-drive",\
873 .property = "ver",\
874 .value = "0.11",\
875 },{\
876 .driver = "scsi-disk",\
877 .property = "ver",\
878 .value = "0.11",\
879 },
880
881 static void pc_i440fx_0_11_machine_options(MachineClass *m)
882 {
883 pc_i440fx_0_12_machine_options(m);
884 m->hw_version = "0.11";
885 SET_MACHINE_COMPAT(m, PC_COMPAT_0_11);
886 }
887
888 DEFINE_I440FX_MACHINE(v0_11, "pc-0.11", pc_compat_0_13,
889 pc_i440fx_0_11_machine_options);
890
891
892 #define PC_COMPAT_0_10 \
893 PC_COMPAT_0_11 \
894 {\
895 .driver = "virtio-blk-pci",\
896 .property = "class",\
897 .value = stringify(PCI_CLASS_STORAGE_OTHER),\
898 },{\
899 .driver = "virtio-serial-pci",\
900 .property = "class",\
901 .value = stringify(PCI_CLASS_DISPLAY_OTHER),\
902 },{\
903 .driver = "virtio-net-pci",\
904 .property = "vectors",\
905 .value = stringify(0),\
906 },{\
907 .driver = "ide-drive",\
908 .property = "ver",\
909 .value = "0.10",\
910 },{\
911 .driver = "scsi-disk",\
912 .property = "ver",\
913 .value = "0.10",\
914 },
915
916 static void pc_i440fx_0_10_machine_options(MachineClass *m)
917 {
918 pc_i440fx_0_11_machine_options(m);
919 m->hw_version = "0.10";
920 SET_MACHINE_COMPAT(m, PC_COMPAT_0_10);
921 }
922
923 DEFINE_I440FX_MACHINE(v0_10, "pc-0.10", pc_compat_0_13,
924 pc_i440fx_0_10_machine_options);
925
926 typedef struct {
927 uint16_t gpu_device_id;
928 uint16_t pch_device_id;
929 uint8_t pch_revision_id;
930 } IGDDeviceIDInfo;
931
932 /* In real world different GPU should have different PCH. But actually
933 * the different PCH DIDs likely map to different PCH SKUs. We do the
934 * same thing for the GPU. For PCH, the different SKUs are going to be
935 * all the same silicon design and implementation, just different
936 * features turn on and off with fuses. The SW interfaces should be
937 * consistent across all SKUs in a given family (eg LPT). But just same
938 * features may not be supported.
939 *
940 * Most of these different PCH features probably don't matter to the
941 * Gfx driver, but obviously any difference in display port connections
942 * will so it should be fine with any PCH in case of passthrough.
943 *
944 * So currently use one PCH version, 0x8c4e, to cover all HSW(Haswell)
945 * scenarios, 0x9cc3 for BDW(Broadwell).
946 */
947 static const IGDDeviceIDInfo igd_combo_id_infos[] = {
948 /* HSW Classic */
949 {0x0402, 0x8c4e, 0x04}, /* HSWGT1D, HSWD_w7 */
950 {0x0406, 0x8c4e, 0x04}, /* HSWGT1M, HSWM_w7 */
951 {0x0412, 0x8c4e, 0x04}, /* HSWGT2D, HSWD_w7 */
952 {0x0416, 0x8c4e, 0x04}, /* HSWGT2M, HSWM_w7 */
953 {0x041E, 0x8c4e, 0x04}, /* HSWGT15D, HSWD_w7 */
954 /* HSW ULT */
955 {0x0A06, 0x8c4e, 0x04}, /* HSWGT1UT, HSWM_w7 */
956 {0x0A16, 0x8c4e, 0x04}, /* HSWGT2UT, HSWM_w7 */
957 {0x0A26, 0x8c4e, 0x06}, /* HSWGT3UT, HSWM_w7 */
958 {0x0A2E, 0x8c4e, 0x04}, /* HSWGT3UT28W, HSWM_w7 */
959 {0x0A1E, 0x8c4e, 0x04}, /* HSWGT2UX, HSWM_w7 */
960 {0x0A0E, 0x8c4e, 0x04}, /* HSWGT1ULX, HSWM_w7 */
961 /* HSW CRW */
962 {0x0D26, 0x8c4e, 0x04}, /* HSWGT3CW, HSWM_w7 */
963 {0x0D22, 0x8c4e, 0x04}, /* HSWGT3CWDT, HSWD_w7 */
964 /* HSW Server */
965 {0x041A, 0x8c4e, 0x04}, /* HSWSVGT2, HSWD_w7 */
966 /* HSW SRVR */
967 {0x040A, 0x8c4e, 0x04}, /* HSWSVGT1, HSWD_w7 */
968 /* BSW */
969 {0x1606, 0x9cc3, 0x03}, /* BDWULTGT1, BDWM_w7 */
970 {0x1616, 0x9cc3, 0x03}, /* BDWULTGT2, BDWM_w7 */
971 {0x1626, 0x9cc3, 0x03}, /* BDWULTGT3, BDWM_w7 */
972 {0x160E, 0x9cc3, 0x03}, /* BDWULXGT1, BDWM_w7 */
973 {0x161E, 0x9cc3, 0x03}, /* BDWULXGT2, BDWM_w7 */
974 {0x1602, 0x9cc3, 0x03}, /* BDWHALOGT1, BDWM_w7 */
975 {0x1612, 0x9cc3, 0x03}, /* BDWHALOGT2, BDWM_w7 */
976 {0x1622, 0x9cc3, 0x03}, /* BDWHALOGT3, BDWM_w7 */
977 {0x162B, 0x9cc3, 0x03}, /* BDWHALO28W, BDWM_w7 */
978 {0x162A, 0x9cc3, 0x03}, /* BDWGT3WRKS, BDWM_w7 */
979 {0x162D, 0x9cc3, 0x03}, /* BDWGT3SRVR, BDWM_w7 */
980 };
981
982 static void isa_bridge_class_init(ObjectClass *klass, void *data)
983 {
984 DeviceClass *dc = DEVICE_CLASS(klass);
985 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
986
987 dc->desc = "ISA bridge faked to support IGD PT";
988 k->vendor_id = PCI_VENDOR_ID_INTEL;
989 k->class_id = PCI_CLASS_BRIDGE_ISA;
990 };
991
992 static TypeInfo isa_bridge_info = {
993 .name = "igd-passthrough-isa-bridge",
994 .parent = TYPE_PCI_DEVICE,
995 .instance_size = sizeof(PCIDevice),
996 .class_init = isa_bridge_class_init,
997 };
998
999 static void pt_graphics_register_types(void)
1000 {
1001 type_register_static(&isa_bridge_info);
1002 }
1003 type_init(pt_graphics_register_types)
1004
1005 void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id)
1006 {
1007 struct PCIDevice *bridge_dev;
1008 int i, num;
1009 uint16_t pch_dev_id = 0xffff;
1010 uint8_t pch_rev_id;
1011
1012 num = ARRAY_SIZE(igd_combo_id_infos);
1013 for (i = 0; i < num; i++) {
1014 if (gpu_dev_id == igd_combo_id_infos[i].gpu_device_id) {
1015 pch_dev_id = igd_combo_id_infos[i].pch_device_id;
1016 pch_rev_id = igd_combo_id_infos[i].pch_revision_id;
1017 }
1018 }
1019
1020 if (pch_dev_id == 0xffff) {
1021 return;
1022 }
1023
1024 /* Currently IGD drivers always need to access PCH by 1f.0. */
1025 bridge_dev = pci_create_simple(bus, PCI_DEVFN(0x1f, 0),
1026 "igd-passthrough-isa-bridge");
1027
1028 /*
1029 * Note that vendor id is always PCI_VENDOR_ID_INTEL.
1030 */
1031 if (!bridge_dev) {
1032 fprintf(stderr, "set igd-passthrough-isa-bridge failed!\n");
1033 return;
1034 }
1035 pci_config_set_device_id(bridge_dev->config, pch_dev_id);
1036 pci_config_set_revision(bridge_dev->config, pch_rev_id);
1037 }
1038
1039 static void isapc_machine_options(MachineClass *m)
1040 {
1041 m->desc = "ISA-only PC";
1042 m->max_cpus = 1;
1043 }
1044
1045 DEFINE_PC_MACHINE(isapc, "isapc", pc_init_isa,
1046 isapc_machine_options);
1047
1048
1049 #ifdef CONFIG_XEN
1050 static void xenfv_machine_options(MachineClass *m)
1051 {
1052 m->desc = "Xen Fully-virtualized PC";
1053 m->max_cpus = HVM_MAX_VCPUS;
1054 m->default_machine_opts = "accel=xen";
1055 m->hot_add_cpu = pc_hot_add_cpu;
1056 }
1057
1058 DEFINE_PC_MACHINE(xenfv, "xenfv", pc_xen_hvm_init,
1059 xenfv_machine_options);
1060 #endif
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