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vmxnet3: Do not fill stats if device is inactive
[qemu/kevin.git] / hw / i386 / pc_piix.c
blob9d4425a5b990806e2d6159354d6c50066a5623b3
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
57 #define MAX_IDE_BUS 2
58
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 };
62
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
72 * pages in the host.
73 */
74 static bool gigabyte_align = true;
75 static bool has_reserved_memory = true;
76 static bool kvmclock_enabled = true;
77
78 /* PC hardware initialisation */
79 static void pc_init1(MachineState *machine,
80 const char *host_type, const char *pci_type)
81 {
82 PCMachineState *pcms = PC_MACHINE(machine);
83 MemoryRegion *system_memory = get_system_memory();
84 MemoryRegion *system_io = get_system_io();
85 int i;
86 PCIBus *pci_bus;
87 ISABus *isa_bus;
88 PCII440FXState *i440fx_state;
89 int piix3_devfn = -1;
90 qemu_irq *gsi;
91 qemu_irq *i8259;
92 qemu_irq smi_irq;
93 GSIState *gsi_state;
94 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
95 BusState *idebus[MAX_IDE_BUS];
96 ISADevice *rtc_state;
97 MemoryRegion *ram_memory;
98 MemoryRegion *pci_memory;
99 MemoryRegion *rom_memory;
100 PcGuestInfo *guest_info;
101 ram_addr_t lowmem;
102
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.
109 */
110 if (machine->ram_size >= 0xe0000000) {
111 lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
112 } else {
113 lowmem = 0xe0000000;
114 }
115
116 /* Handle the machine opt max-ram-below-4g. It is basically doing
117 * min(qemu limit, user limit).
118 */
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);
126 }
127 }
128
129 if (machine->ram_size >= lowmem) {
130 pcms->above_4g_mem_size = machine->ram_size - lowmem;
131 pcms->below_4g_mem_size = lowmem;
132 } else {
133 pcms->above_4g_mem_size = 0;
134 pcms->below_4g_mem_size = machine->ram_size;
135 }
136
137 if (xen_enabled() && xen_hvm_init(pcms, &ram_memory) != 0) {
138 fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
139 exit(1);
140 }
141
142 pc_cpus_init(pcms);
143
144 if (kvm_enabled() && kvmclock_enabled) {
145 kvmclock_create();
146 }
147
148 if (pci_enabled) {
149 pci_memory = g_new(MemoryRegion, 1);
150 memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
151 rom_memory = pci_memory;
152 } else {
153 pci_memory = NULL;
154 rom_memory = system_memory;
155 }
156
157 guest_info = pc_guest_info_init(pcms);
158
159 guest_info->has_acpi_build = has_acpi_build;
160 guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
161
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;
165
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);
172 }
173
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);
181 }
182
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,
187 GSI_NUM_PINS);
188 } else {
189 gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
190 }
191
192 if (pci_enabled) {
193 pci_bus = i440fx_init(host_type,
194 pci_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);
200 } else {
201 pci_bus = NULL;
202 i440fx_state = NULL;
203 isa_bus = isa_bus_new(NULL, get_system_memory(), system_io);
204 no_hpet = 1;
205 }
206 isa_bus_irqs(isa_bus, gsi);
207
208 if (kvm_irqchip_in_kernel()) {
209 i8259 = kvm_i8259_init(isa_bus);
210 } else if (xen_enabled()) {
211 i8259 = xen_interrupt_controller_init();
212 } else {
213 i8259 = i8259_init(isa_bus, pc_allocate_cpu_irq());
214 }
215
216 for (i = 0; i < ISA_NUM_IRQS; i++) {
217 gsi_state->i8259_irq[i] = i8259[i];
218 }
219 g_free(i8259);
220 if (pci_enabled) {
221 ioapic_init_gsi(gsi_state, "i440fx");
222 }
223
224 pc_register_ferr_irq(gsi[13]);
225
226 pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
227
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;
231 }
232
233 /* init basic PC hardware */
234 pc_basic_device_init(isa_bus, gsi, &rtc_state, true,
235 (pcms->vmport != ON_OFF_AUTO_ON), 0x4);
236
237 pc_nic_init(isa_bus, pci_bus);
238
239 ide_drive_get(hd, ARRAY_SIZE(hd));
240 if (pci_enabled) {
241 PCIDevice *dev;
242 if (xen_enabled()) {
243 dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
244 } else {
245 dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
246 }
247 idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
248 idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
249 } else {
250 for(i = 0; i < MAX_IDE_BUS; i++) {
251 ISADevice *dev;
252 char busname[] = "ide.0";
253 dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
254 ide_irq[i],
255 hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
256 /*
257 * The ide bus name is ide.0 for the first bus and ide.1 for the
258 * second one.
259 */
260 busname[4] = '0' + i;
261 idebus[i] = qdev_get_child_bus(DEVICE(dev), busname);
262 }
263 }
264
265 pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);
266
267 if (pci_enabled && usb_enabled()) {
268 pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
269 }
270
271 if (pci_enabled && acpi_enabled) {
272 DeviceState *piix4_pm;
273 I2CBus *smbus;
274
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,
278 gsi[9], smi_irq,
279 pc_machine_is_smm_enabled(pcms),
280 &piix4_pm);
281 smbus_eeprom_init(smbus, 8, NULL, 0);
282
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);
290 }
291
292 if (pci_enabled) {
293 pc_pci_device_init(pci_bus);
294 }
295 }
296
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().
302 */
303
304 static void pc_compat_2_3(MachineState *machine)
305 {
306 PCMachineState *pcms = PC_MACHINE(machine);
307 savevm_skip_section_footers();
308 if (kvm_enabled()) {
309 pcms->smm = ON_OFF_AUTO_OFF;
310 }
311 global_state_set_optional();
312 savevm_skip_configuration();
313 }
314
315 static void pc_compat_2_2(MachineState *machine)
316 {
317 pc_compat_2_3(machine);
318 rsdp_in_ram = false;
319 machine->suppress_vmdesc = true;
320 }
321
322 static void pc_compat_2_1(MachineState *machine)
323 {
324 PCMachineState *pcms = PC_MACHINE(machine);
325
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;
330 }
331
332 static void pc_compat_2_0(MachineState *machine)
333 {
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.
339 *
340 * Large variations cause migration to fail for more than one
341 * consecutive value of the "-smp" maxcpus option.
342 *
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!
347 *
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.
350 */
351 legacy_acpi_table_size = 6652;
352 smbios_legacy_mode = true;
353 has_reserved_memory = false;
354 pc_set_legacy_acpi_data_size();
355 }
356
357 static void pc_compat_1_7(MachineState *machine)
358 {
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);
365 }
366
367 static void pc_compat_1_6(MachineState *machine)
368 {
369 pc_compat_1_7(machine);
370 rom_file_has_mr = false;
371 has_acpi_build = false;
372 }
373
374 static void pc_compat_1_5(MachineState *machine)
375 {
376 pc_compat_1_6(machine);
377 }
378
379 static void pc_compat_1_4(MachineState *machine)
380 {
381 pc_compat_1_5(machine);
382 }
383
384 static void pc_compat_1_3(MachineState *machine)
385 {
386 pc_compat_1_4(machine);
387 enable_compat_apic_id_mode();
388 }
389
390 /* PC compat function for pc-0.14 to pc-1.2 */
391 static void pc_compat_1_2(MachineState *machine)
392 {
393 pc_compat_1_3(machine);
394 x86_cpu_change_kvm_default("kvm-pv-eoi", NULL);
395 }
396
397 /* PC compat function for pc-0.10 to pc-0.13 */
398 static void pc_compat_0_13(MachineState *machine)
399 {
400 pc_compat_1_2(machine);
401 kvmclock_enabled = false;
402 }
403
404 static void pc_init_isa(MachineState *machine)
405 {
406 pci_enabled = false;
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";
416 }
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);
420 }
421
422 #ifdef CONFIG_XEN
423 static void pc_xen_hvm_init_pci(MachineState *machine)
424 {
425 const char *pci_type = has_igd_gfx_passthru ?
426 TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE : TYPE_I440FX_PCI_DEVICE;
427
428 pc_init1(machine,
429 TYPE_I440FX_PCI_HOST_BRIDGE,
430 pci_type);
431 }
432
433 static void pc_xen_hvm_init(MachineState *machine)
434 {
435 PCIBus *bus;
436
437 if (!xen_enabled()) {
438 error_report("xenfv machine requires the xen accelerator");
439 exit(1);
440 }
441
442 pc_xen_hvm_init_pci(machine);
443
444 bus = pci_find_primary_bus();
445 if (bus != NULL) {
446 pci_create_simple(bus, -1, "xen-platform");
447 }
448 }
449 #endif
450
451 #define DEFINE_I440FX_MACHINE(suffix, name, compatfn, optionfn) \
452 static void pc_init_##suffix(MachineState *machine) \
453 { \
454 void (*compat)(MachineState *m) = (compatfn); \
455 if (compat) { \
456 compat(machine); \
457 } \
458 pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, \
459 TYPE_I440FX_PCI_DEVICE); \
460 } \
461 DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn)
462
463 static void pc_i440fx_machine_options(MachineClass *m)
464 {
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";
470 }
471
472 static void pc_i440fx_2_5_machine_options(MachineClass *m)
473 {
474 pc_i440fx_machine_options(m);
475 m->alias = "pc";
476 m->is_default = 1;
477 }
478
479 DEFINE_I440FX_MACHINE(v2_5, "pc-i440fx-2.5", NULL,
480 pc_i440fx_2_5_machine_options);
481
482
483 static void pc_i440fx_2_4_machine_options(MachineClass *m)
484 {
485 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
486 pc_i440fx_2_5_machine_options(m);
487 m->alias = NULL;
488 m->is_default = 0;
489 pcmc->broken_reserved_end = true;
490 pcmc->inter_dimm_gap = false;
491 SET_MACHINE_COMPAT(m, PC_COMPAT_2_4);
492 }
493
494 DEFINE_I440FX_MACHINE(v2_4, "pc-i440fx-2.4", NULL,
495 pc_i440fx_2_4_machine_options)
496
497
498 static void pc_i440fx_2_3_machine_options(MachineClass *m)
499 {
500 pc_i440fx_2_4_machine_options(m);
501 m->alias = NULL;
502 m->is_default = 0;
503 SET_MACHINE_COMPAT(m, PC_COMPAT_2_3);
504 }
505
506 DEFINE_I440FX_MACHINE(v2_3, "pc-i440fx-2.3", pc_compat_2_3,
507 pc_i440fx_2_3_machine_options);
508
509
510 static void pc_i440fx_2_2_machine_options(MachineClass *m)
511 {
512 pc_i440fx_2_3_machine_options(m);
513 SET_MACHINE_COMPAT(m, PC_COMPAT_2_2);
514 }
515
516 DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2,
517 pc_i440fx_2_2_machine_options);
518
519
520 static void pc_i440fx_2_1_machine_options(MachineClass *m)
521 {
522 pc_i440fx_2_2_machine_options(m);
523 m->default_display = NULL;
524 SET_MACHINE_COMPAT(m, PC_COMPAT_2_1);
525 }
526
527 DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1,
528 pc_i440fx_2_1_machine_options);
529
530
531
532 static void pc_i440fx_2_0_machine_options(MachineClass *m)
533 {
534 pc_i440fx_2_1_machine_options(m);
535 SET_MACHINE_COMPAT(m, PC_COMPAT_2_0);
536 }
537
538 DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0,
539 pc_i440fx_2_0_machine_options);
540
541
542 static void pc_i440fx_1_7_machine_options(MachineClass *m)
543 {
544 pc_i440fx_2_0_machine_options(m);
545 m->default_machine_opts = NULL;
546 SET_MACHINE_COMPAT(m, PC_COMPAT_1_7);
547 }
548
549 DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7,
550 pc_i440fx_1_7_machine_options);
551
552
553 static void pc_i440fx_1_6_machine_options(MachineClass *m)
554 {
555 pc_i440fx_1_7_machine_options(m);
556 SET_MACHINE_COMPAT(m, PC_COMPAT_1_6);
557 }
558
559 DEFINE_I440FX_MACHINE(v1_6, "pc-i440fx-1.6", pc_compat_1_6,
560 pc_i440fx_1_6_machine_options);
561
562
563 static void pc_i440fx_1_5_machine_options(MachineClass *m)
564 {
565 pc_i440fx_1_6_machine_options(m);
566 SET_MACHINE_COMPAT(m, PC_COMPAT_1_5);
567 }
568
569 DEFINE_I440FX_MACHINE(v1_5, "pc-i440fx-1.5", pc_compat_1_5,
570 pc_i440fx_1_5_machine_options);
571
572
573 static void pc_i440fx_1_4_machine_options(MachineClass *m)
574 {
575 pc_i440fx_1_5_machine_options(m);
576 m->hot_add_cpu = NULL;
577 SET_MACHINE_COMPAT(m, PC_COMPAT_1_4);
578 }
579
580 DEFINE_I440FX_MACHINE(v1_4, "pc-i440fx-1.4", pc_compat_1_4,
581 pc_i440fx_1_4_machine_options);
582
583
584 #define PC_COMPAT_1_3 \
585 PC_COMPAT_1_4 \
586 {\
587 .driver = "usb-tablet",\
588 .property = "usb_version",\
589 .value = stringify(1),\
590 },{\
591 .driver = "virtio-net-pci",\
592 .property = "ctrl_mac_addr",\
593 .value = "off", \
594 },{ \
595 .driver = "virtio-net-pci", \
596 .property = "mq", \
597 .value = "off", \
598 }, {\
599 .driver = "e1000",\
600 .property = "autonegotiation",\
601 .value = "off",\
602 },
603
604
605 static void pc_i440fx_1_3_machine_options(MachineClass *m)
606 {
607 pc_i440fx_1_4_machine_options(m);
608 SET_MACHINE_COMPAT(m, PC_COMPAT_1_3);
609 }
610
611 DEFINE_I440FX_MACHINE(v1_3, "pc-1.3", pc_compat_1_3,
612 pc_i440fx_1_3_machine_options);
613
614
615 #define PC_COMPAT_1_2 \
616 PC_COMPAT_1_3 \
617 {\
618 .driver = "nec-usb-xhci",\
619 .property = "msi",\
620 .value = "off",\
621 },{\
622 .driver = "nec-usb-xhci",\
623 .property = "msix",\
624 .value = "off",\
625 },{\
626 .driver = "ivshmem",\
627 .property = "use64",\
628 .value = "0",\
629 },{\
630 .driver = "qxl",\
631 .property = "revision",\
632 .value = stringify(3),\
633 },{\
634 .driver = "qxl-vga",\
635 .property = "revision",\
636 .value = stringify(3),\
637 },{\
638 .driver = "VGA",\
639 .property = "mmio",\
640 .value = "off",\
641 },
642
643 static void pc_i440fx_1_2_machine_options(MachineClass *m)
644 {
645 pc_i440fx_1_3_machine_options(m);
646 SET_MACHINE_COMPAT(m, PC_COMPAT_1_2);
647 }
648
649 DEFINE_I440FX_MACHINE(v1_2, "pc-1.2", pc_compat_1_2,
650 pc_i440fx_1_2_machine_options);
651
652
653 #define PC_COMPAT_1_1 \
654 PC_COMPAT_1_2 \
655 {\
656 .driver = "virtio-scsi-pci",\
657 .property = "hotplug",\
658 .value = "off",\
659 },{\
660 .driver = "virtio-scsi-pci",\
661 .property = "param_change",\
662 .value = "off",\
663 },{\
664 .driver = "VGA",\
665 .property = "vgamem_mb",\
666 .value = stringify(8),\
667 },{\
668 .driver = "vmware-svga",\
669 .property = "vgamem_mb",\
670 .value = stringify(8),\
671 },{\
672 .driver = "qxl-vga",\
673 .property = "vgamem_mb",\
674 .value = stringify(8),\
675 },{\
676 .driver = "qxl",\
677 .property = "vgamem_mb",\
678 .value = stringify(8),\
679 },{\
680 .driver = "virtio-blk-pci",\
681 .property = "config-wce",\
682 .value = "off",\
683 },
684
685 static void pc_i440fx_1_1_machine_options(MachineClass *m)
686 {
687 pc_i440fx_1_2_machine_options(m);
688 SET_MACHINE_COMPAT(m, PC_COMPAT_1_1);
689 }
690
691 DEFINE_I440FX_MACHINE(v1_1, "pc-1.1", pc_compat_1_2,
692 pc_i440fx_1_1_machine_options);
693
694
695 #define PC_COMPAT_1_0 \
696 PC_COMPAT_1_1 \
697 {\
698 .driver = TYPE_ISA_FDC,\
699 .property = "check_media_rate",\
700 .value = "off",\
701 }, {\
702 .driver = "virtio-balloon-pci",\
703 .property = "class",\
704 .value = stringify(PCI_CLASS_MEMORY_RAM),\
705 },{\
706 .driver = "apic-common",\
707 .property = "vapic",\
708 .value = "off",\
709 },{\
710 .driver = TYPE_USB_DEVICE,\
711 .property = "full-path",\
712 .value = "no",\
713 },
714
715 static void pc_i440fx_1_0_machine_options(MachineClass *m)
716 {
717 pc_i440fx_1_1_machine_options(m);
718 m->hw_version = "1.0";
719 SET_MACHINE_COMPAT(m, PC_COMPAT_1_0);
720 }
721
722 DEFINE_I440FX_MACHINE(v1_0, "pc-1.0", pc_compat_1_2,
723 pc_i440fx_1_0_machine_options);
724
725
726 #define PC_COMPAT_0_15 \
727 PC_COMPAT_1_0
728
729 static void pc_i440fx_0_15_machine_options(MachineClass *m)
730 {
731 pc_i440fx_1_0_machine_options(m);
732 m->hw_version = "0.15";
733 SET_MACHINE_COMPAT(m, PC_COMPAT_0_15);
734 }
735
736 DEFINE_I440FX_MACHINE(v0_15, "pc-0.15", pc_compat_1_2,
737 pc_i440fx_0_15_machine_options);
738
739
740 #define PC_COMPAT_0_14 \
741 PC_COMPAT_0_15 \
742 {\
743 .driver = "virtio-blk-pci",\
744 .property = "event_idx",\
745 .value = "off",\
746 },{\
747 .driver = "virtio-serial-pci",\
748 .property = "event_idx",\
749 .value = "off",\
750 },{\
751 .driver = "virtio-net-pci",\
752 .property = "event_idx",\
753 .value = "off",\
754 },{\
755 .driver = "virtio-balloon-pci",\
756 .property = "event_idx",\
757 .value = "off",\
758 },{\
759 .driver = "qxl",\
760 .property = "revision",\
761 .value = stringify(2),\
762 },{\
763 .driver = "qxl-vga",\
764 .property = "revision",\
765 .value = stringify(2),\
766 },
767
768 static void pc_i440fx_0_14_machine_options(MachineClass *m)
769 {
770 pc_i440fx_0_15_machine_options(m);
771 m->hw_version = "0.14";
772 SET_MACHINE_COMPAT(m, PC_COMPAT_0_14);
773 }
774
775 DEFINE_I440FX_MACHINE(v0_14, "pc-0.14", pc_compat_1_2,
776 pc_i440fx_0_14_machine_options);
777
778
779 #define PC_COMPAT_0_13 \
780 PC_COMPAT_0_14 \
781 {\
782 .driver = TYPE_PCI_DEVICE,\
783 .property = "command_serr_enable",\
784 .value = "off",\
785 },{\
786 .driver = "AC97",\
787 .property = "use_broken_id",\
788 .value = stringify(1),\
789 },{\
790 .driver = "virtio-9p-pci",\
791 .property = "vectors",\
792 .value = stringify(0),\
793 },{\
794 .driver = "VGA",\
795 .property = "rombar",\
796 .value = stringify(0),\
797 },{\
798 .driver = "vmware-svga",\
799 .property = "rombar",\
800 .value = stringify(0),\
801 },
802
803 static void pc_i440fx_0_13_machine_options(MachineClass *m)
804 {
805 pc_i440fx_0_14_machine_options(m);
806 m->hw_version = "0.13";
807 SET_MACHINE_COMPAT(m, PC_COMPAT_0_13);
808 }
809
810 DEFINE_I440FX_MACHINE(v0_13, "pc-0.13", pc_compat_0_13,
811 pc_i440fx_0_13_machine_options);
812
813
814 #define PC_COMPAT_0_12 \
815 PC_COMPAT_0_13 \
816 {\
817 .driver = "virtio-serial-pci",\
818 .property = "max_ports",\
819 .value = stringify(1),\
820 },{\
821 .driver = "virtio-serial-pci",\
822 .property = "vectors",\
823 .value = stringify(0),\
824 },{\
825 .driver = "usb-mouse",\
826 .property = "serial",\
827 .value = "1",\
828 },{\
829 .driver = "usb-tablet",\
830 .property = "serial",\
831 .value = "1",\
832 },{\
833 .driver = "usb-kbd",\
834 .property = "serial",\
835 .value = "1",\
836 },
837
838 static void pc_i440fx_0_12_machine_options(MachineClass *m)
839 {
840 pc_i440fx_0_13_machine_options(m);
841 m->hw_version = "0.12";
842 SET_MACHINE_COMPAT(m, PC_COMPAT_0_12);
843 }
844
845 DEFINE_I440FX_MACHINE(v0_12, "pc-0.12", pc_compat_0_13,
846 pc_i440fx_0_12_machine_options);
847
848
849 #define PC_COMPAT_0_11 \
850 PC_COMPAT_0_12 \
851 {\
852 .driver = "virtio-blk-pci",\
853 .property = "vectors",\
854 .value = stringify(0),\
855 },{\
856 .driver = TYPE_PCI_DEVICE,\
857 .property = "rombar",\
858 .value = stringify(0),\
859 },{\
860 .driver = "ide-drive",\
861 .property = "ver",\
862 .value = "0.11",\
863 },{\
864 .driver = "scsi-disk",\
865 .property = "ver",\
866 .value = "0.11",\
867 },
868
869 static void pc_i440fx_0_11_machine_options(MachineClass *m)
870 {
871 pc_i440fx_0_12_machine_options(m);
872 m->hw_version = "0.11";
873 SET_MACHINE_COMPAT(m, PC_COMPAT_0_11);
874 }
875
876 DEFINE_I440FX_MACHINE(v0_11, "pc-0.11", pc_compat_0_13,
877 pc_i440fx_0_11_machine_options);
878
879
880 #define PC_COMPAT_0_10 \
881 PC_COMPAT_0_11 \
882 {\
883 .driver = "virtio-blk-pci",\
884 .property = "class",\
885 .value = stringify(PCI_CLASS_STORAGE_OTHER),\
886 },{\
887 .driver = "virtio-serial-pci",\
888 .property = "class",\
889 .value = stringify(PCI_CLASS_DISPLAY_OTHER),\
890 },{\
891 .driver = "virtio-net-pci",\
892 .property = "vectors",\
893 .value = stringify(0),\
894 },{\
895 .driver = "ide-drive",\
896 .property = "ver",\
897 .value = "0.10",\
898 },{\
899 .driver = "scsi-disk",\
900 .property = "ver",\
901 .value = "0.10",\
902 },
903
904 static void pc_i440fx_0_10_machine_options(MachineClass *m)
905 {
906 pc_i440fx_0_11_machine_options(m);
907 m->hw_version = "0.10";
908 SET_MACHINE_COMPAT(m, PC_COMPAT_0_10);
909 }
910
911 DEFINE_I440FX_MACHINE(v0_10, "pc-0.10", pc_compat_0_13,
912 pc_i440fx_0_10_machine_options);
913
914 typedef struct {
915 uint16_t gpu_device_id;
916 uint16_t pch_device_id;
917 uint8_t pch_revision_id;
918 } IGDDeviceIDInfo;
919
920 /* In real world different GPU should have different PCH. But actually
921 * the different PCH DIDs likely map to different PCH SKUs. We do the
922 * same thing for the GPU. For PCH, the different SKUs are going to be
923 * all the same silicon design and implementation, just different
924 * features turn on and off with fuses. The SW interfaces should be
925 * consistent across all SKUs in a given family (eg LPT). But just same
926 * features may not be supported.
927 *
928 * Most of these different PCH features probably don't matter to the
929 * Gfx driver, but obviously any difference in display port connections
930 * will so it should be fine with any PCH in case of passthrough.
931 *
932 * So currently use one PCH version, 0x8c4e, to cover all HSW(Haswell)
933 * scenarios, 0x9cc3 for BDW(Broadwell).
934 */
935 static const IGDDeviceIDInfo igd_combo_id_infos[] = {
936 /* HSW Classic */
937 {0x0402, 0x8c4e, 0x04}, /* HSWGT1D, HSWD_w7 */
938 {0x0406, 0x8c4e, 0x04}, /* HSWGT1M, HSWM_w7 */
939 {0x0412, 0x8c4e, 0x04}, /* HSWGT2D, HSWD_w7 */
940 {0x0416, 0x8c4e, 0x04}, /* HSWGT2M, HSWM_w7 */
941 {0x041E, 0x8c4e, 0x04}, /* HSWGT15D, HSWD_w7 */
942 /* HSW ULT */
943 {0x0A06, 0x8c4e, 0x04}, /* HSWGT1UT, HSWM_w7 */
944 {0x0A16, 0x8c4e, 0x04}, /* HSWGT2UT, HSWM_w7 */
945 {0x0A26, 0x8c4e, 0x06}, /* HSWGT3UT, HSWM_w7 */
946 {0x0A2E, 0x8c4e, 0x04}, /* HSWGT3UT28W, HSWM_w7 */
947 {0x0A1E, 0x8c4e, 0x04}, /* HSWGT2UX, HSWM_w7 */
948 {0x0A0E, 0x8c4e, 0x04}, /* HSWGT1ULX, HSWM_w7 */
949 /* HSW CRW */
950 {0x0D26, 0x8c4e, 0x04}, /* HSWGT3CW, HSWM_w7 */
951 {0x0D22, 0x8c4e, 0x04}, /* HSWGT3CWDT, HSWD_w7 */
952 /* HSW Server */
953 {0x041A, 0x8c4e, 0x04}, /* HSWSVGT2, HSWD_w7 */
954 /* HSW SRVR */
955 {0x040A, 0x8c4e, 0x04}, /* HSWSVGT1, HSWD_w7 */
956 /* BSW */
957 {0x1606, 0x9cc3, 0x03}, /* BDWULTGT1, BDWM_w7 */
958 {0x1616, 0x9cc3, 0x03}, /* BDWULTGT2, BDWM_w7 */
959 {0x1626, 0x9cc3, 0x03}, /* BDWULTGT3, BDWM_w7 */
960 {0x160E, 0x9cc3, 0x03}, /* BDWULXGT1, BDWM_w7 */
961 {0x161E, 0x9cc3, 0x03}, /* BDWULXGT2, BDWM_w7 */
962 {0x1602, 0x9cc3, 0x03}, /* BDWHALOGT1, BDWM_w7 */
963 {0x1612, 0x9cc3, 0x03}, /* BDWHALOGT2, BDWM_w7 */
964 {0x1622, 0x9cc3, 0x03}, /* BDWHALOGT3, BDWM_w7 */
965 {0x162B, 0x9cc3, 0x03}, /* BDWHALO28W, BDWM_w7 */
966 {0x162A, 0x9cc3, 0x03}, /* BDWGT3WRKS, BDWM_w7 */
967 {0x162D, 0x9cc3, 0x03}, /* BDWGT3SRVR, BDWM_w7 */
968 };
969
970 static void isa_bridge_class_init(ObjectClass *klass, void *data)
971 {
972 DeviceClass *dc = DEVICE_CLASS(klass);
973 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
974
975 dc->desc = "ISA bridge faked to support IGD PT";
976 k->vendor_id = PCI_VENDOR_ID_INTEL;
977 k->class_id = PCI_CLASS_BRIDGE_ISA;
978 };
979
980 static TypeInfo isa_bridge_info = {
981 .name = "igd-passthrough-isa-bridge",
982 .parent = TYPE_PCI_DEVICE,
983 .instance_size = sizeof(PCIDevice),
984 .class_init = isa_bridge_class_init,
985 };
986
987 static void pt_graphics_register_types(void)
988 {
989 type_register_static(&isa_bridge_info);
990 }
991 type_init(pt_graphics_register_types)
992
993 void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id)
994 {
995 struct PCIDevice *bridge_dev;
996 int i, num;
997 uint16_t pch_dev_id = 0xffff;
998 uint8_t pch_rev_id;
999
1000 num = ARRAY_SIZE(igd_combo_id_infos);
1001 for (i = 0; i < num; i++) {
1002 if (gpu_dev_id == igd_combo_id_infos[i].gpu_device_id) {
1003 pch_dev_id = igd_combo_id_infos[i].pch_device_id;
1004 pch_rev_id = igd_combo_id_infos[i].pch_revision_id;
1005 }
1006 }
1007
1008 if (pch_dev_id == 0xffff) {
1009 return;
1010 }
1011
1012 /* Currently IGD drivers always need to access PCH by 1f.0. */
1013 bridge_dev = pci_create_simple(bus, PCI_DEVFN(0x1f, 0),
1014 "igd-passthrough-isa-bridge");
1015
1016 /*
1017 * Note that vendor id is always PCI_VENDOR_ID_INTEL.
1018 */
1019 if (!bridge_dev) {
1020 fprintf(stderr, "set igd-passthrough-isa-bridge failed!\n");
1021 return;
1022 }
1023 pci_config_set_device_id(bridge_dev->config, pch_dev_id);
1024 pci_config_set_revision(bridge_dev->config, pch_rev_id);
1025 }
1026
1027 static void isapc_machine_options(MachineClass *m)
1028 {
1029 m->desc = "ISA-only PC";
1030 m->max_cpus = 1;
1031 }
1032
1033 DEFINE_PC_MACHINE(isapc, "isapc", pc_init_isa,
1034 isapc_machine_options);
1035
1036
1037 #ifdef CONFIG_XEN
1038 static void xenfv_machine_options(MachineClass *m)
1039 {
1040 m->desc = "Xen Fully-virtualized PC";
1041 m->max_cpus = HVM_MAX_VCPUS;
1042 m->default_machine_opts = "accel=xen";
1043 m->hot_add_cpu = pc_hot_add_cpu;
1044 }
1045
1046 DEFINE_PC_MACHINE(xenfv, "xenfv", pc_xen_hvm_init,
1047 xenfv_machine_options);
1048 #endif
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