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31#include "qemu/osdep.h"
32#include "qemu/units.h"
33#include "hw/loader.h"
34#include "sysemu/arch_init.h"
35#include "hw/i2c/smbus_eeprom.h"
36#include "hw/rtc/mc146818rtc.h"
37#include "sysemu/kvm.h"
38#include "hw/kvm/clock.h"
39#include "hw/pci-host/q35.h"
40#include "hw/pci/pcie_port.h"
41#include "hw/qdev-properties.h"
42#include "hw/i386/x86.h"
43#include "hw/i386/pc.h"
44#include "hw/i386/ich9.h"
45#include "hw/i386/amd_iommu.h"
46#include "hw/i386/intel_iommu.h"
47#include "hw/display/ramfb.h"
48#include "hw/firmware/smbios.h"
49#include "hw/ide/pci.h"
50#include "hw/ide/ahci.h"
51#include "hw/usb.h"
52#include "qapi/error.h"
53#include "qemu/error-report.h"
54#include "sysemu/numa.h"
55#include "hw/hyperv/vmbus-bridge.h"
56#include "hw/mem/nvdimm.h"
57#include "hw/i386/acpi-build.h"
58
59
60#define MAX_SATA_PORTS 6
61
62struct ehci_companions {
63 const char *name;
64 int func;
65 int port;
66};
67
68static const struct ehci_companions ich9_1d[] = {
69 { .name = "ich9-usb-uhci1", .func = 0, .port = 0 },
70 { .name = "ich9-usb-uhci2", .func = 1, .port = 2 },
71 { .name = "ich9-usb-uhci3", .func = 2, .port = 4 },
72};
73
74static const struct ehci_companions ich9_1a[] = {
75 { .name = "ich9-usb-uhci4", .func = 0, .port = 0 },
76 { .name = "ich9-usb-uhci5", .func = 1, .port = 2 },
77 { .name = "ich9-usb-uhci6", .func = 2, .port = 4 },
78};
79
80static int ehci_create_ich9_with_companions(PCIBus *bus, int slot)
81{
82 const struct ehci_companions *comp;
83 PCIDevice *ehci, *uhci;
84 BusState *usbbus;
85 const char *name;
86 int i;
87
88 switch (slot) {
89 case 0x1d:
90 name = "ich9-usb-ehci1";
91 comp = ich9_1d;
92 break;
93 case 0x1a:
94 name = "ich9-usb-ehci2";
95 comp = ich9_1a;
96 break;
97 default:
98 return -1;
99 }
100
101 ehci = pci_new_multifunction(PCI_DEVFN(slot, 7), true, name);
102 pci_realize_and_unref(ehci, bus, &error_fatal);
103 usbbus = QLIST_FIRST(&ehci->qdev.child_bus);
104
105 for (i = 0; i < 3; i++) {
106 uhci = pci_new_multifunction(PCI_DEVFN(slot, comp[i].func), true,
107 comp[i].name);
108 qdev_prop_set_string(&uhci->qdev, "masterbus", usbbus->name);
109 qdev_prop_set_uint32(&uhci->qdev, "firstport", comp[i].port);
110 pci_realize_and_unref(uhci, bus, &error_fatal);
111 }
112 return 0;
113}
114
115
116static void pc_q35_init(MachineState *machine)
117{
118 PCMachineState *pcms = PC_MACHINE(machine);
119 PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
120 X86MachineState *x86ms = X86_MACHINE(machine);
121 Q35PCIHost *q35_host;
122 PCIHostState *phb;
123 PCIBus *host_bus;
124 PCIDevice *lpc;
125 DeviceState *lpc_dev;
126 BusState *idebus[MAX_SATA_PORTS];
127 ISADevice *rtc_state;
128 MemoryRegion *system_io = get_system_io();
129 MemoryRegion *pci_memory;
130 MemoryRegion *rom_memory;
131 MemoryRegion *ram_memory;
132 GSIState *gsi_state;
133 ISABus *isa_bus;
134 int i;
135 ICH9LPCState *ich9_lpc;
136 PCIDevice *ahci;
137 ram_addr_t lowmem;
138 DriveInfo *hd[MAX_SATA_PORTS];
139 MachineClass *mc = MACHINE_GET_CLASS(machine);
140 bool acpi_pcihp;
141
142
143
144
145
146
147
148
149 if (machine->ram_size >= 0xb0000000) {
150 lowmem = 0x80000000;
151 } else {
152 lowmem = 0xb0000000;
153 }
154
155
156
157
158 if (!pcms->max_ram_below_4g) {
159 pcms->max_ram_below_4g = 4 * GiB;
160 }
161 if (lowmem > pcms->max_ram_below_4g) {
162 lowmem = pcms->max_ram_below_4g;
163 if (machine->ram_size - lowmem > lowmem &&
164 lowmem & (1 * GiB - 1)) {
165 warn_report("There is possibly poor performance as the ram size "
166 " (0x%" PRIx64 ") is more then twice the size of"
167 " max-ram-below-4g (%"PRIu64") and"
168 " max-ram-below-4g is not a multiple of 1G.",
169 (uint64_t)machine->ram_size, pcms->max_ram_below_4g);
170 }
171 }
172
173 if (machine->ram_size >= lowmem) {
174 x86ms->above_4g_mem_size = machine->ram_size - lowmem;
175 x86ms->below_4g_mem_size = lowmem;
176 } else {
177 x86ms->above_4g_mem_size = 0;
178 x86ms->below_4g_mem_size = machine->ram_size;
179 }
180
181 x86_cpus_init(x86ms, pcmc->default_cpu_version);
182
183 kvmclock_create(pcmc->kvmclock_create_always);
184
185
186 if (pcmc->pci_enabled) {
187 pci_memory = g_new(MemoryRegion, 1);
188 memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
189 rom_memory = pci_memory;
190 } else {
191 pci_memory = NULL;
192 rom_memory = get_system_memory();
193 }
194
195 pc_guest_info_init(pcms);
196
197 if (pcmc->smbios_defaults) {
198
199 smbios_set_defaults("QEMU", "Standard PC (Q35 + ICH9, 2009)",
200 mc->name, pcmc->smbios_legacy_mode,
201 pcmc->smbios_uuid_encoded,
202 SMBIOS_ENTRY_POINT_21);
203 }
204
205
206 pc_memory_init(pcms, get_system_memory(), rom_memory, &ram_memory);
207
208
209 q35_host = Q35_HOST_DEVICE(qdev_new(TYPE_Q35_HOST_DEVICE));
210
211 object_property_add_child(qdev_get_machine(), "q35", OBJECT(q35_host));
212 object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_RAM_MEM,
213 OBJECT(ram_memory), NULL);
214 object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_PCI_MEM,
215 OBJECT(pci_memory), NULL);
216 object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_SYSTEM_MEM,
217 OBJECT(get_system_memory()), NULL);
218 object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_IO_MEM,
219 OBJECT(system_io), NULL);
220 object_property_set_int(OBJECT(q35_host), PCI_HOST_BELOW_4G_MEM_SIZE,
221 x86ms->below_4g_mem_size, NULL);
222 object_property_set_int(OBJECT(q35_host), PCI_HOST_ABOVE_4G_MEM_SIZE,
223 x86ms->above_4g_mem_size, NULL);
224
225 sysbus_realize_and_unref(SYS_BUS_DEVICE(q35_host), &error_fatal);
226 phb = PCI_HOST_BRIDGE(q35_host);
227 host_bus = phb->bus;
228
229 lpc = pci_create_simple_multifunction(host_bus, PCI_DEVFN(ICH9_LPC_DEV,
230 ICH9_LPC_FUNC), true,
231 TYPE_ICH9_LPC_DEVICE);
232
233 object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
234 TYPE_HOTPLUG_HANDLER,
235 (Object **)&x86ms->acpi_dev,
236 object_property_allow_set_link,
237 OBJ_PROP_LINK_STRONG);
238 object_property_set_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
239 OBJECT(lpc), &error_abort);
240
241 acpi_pcihp = object_property_get_bool(OBJECT(lpc),
242 "acpi-pci-hotplug-with-bridge-support",
243 NULL);
244
245 if (acpi_pcihp) {
246 object_register_sugar_prop(TYPE_PCIE_SLOT, "native-hotplug",
247 "false", true);
248 }
249
250
251 gsi_state = pc_gsi_create(&x86ms->gsi, pcmc->pci_enabled);
252
253 ich9_lpc = ICH9_LPC_DEVICE(lpc);
254 lpc_dev = DEVICE(lpc);
255 for (i = 0; i < GSI_NUM_PINS; i++) {
256 qdev_connect_gpio_out_named(lpc_dev, ICH9_GPIO_GSI, i, x86ms->gsi[i]);
257 }
258 pci_bus_irqs(host_bus, ich9_lpc_set_irq, ich9_lpc_map_irq, ich9_lpc,
259 ICH9_LPC_NB_PIRQS);
260 pci_bus_set_route_irq_fn(host_bus, ich9_route_intx_pin_to_irq);
261 isa_bus = ich9_lpc->isa_bus;
262
263 pc_i8259_create(isa_bus, gsi_state->i8259_irq);
264
265 if (pcmc->pci_enabled) {
266 ioapic_init_gsi(gsi_state, "q35");
267 }
268
269 if (tcg_enabled()) {
270 x86_register_ferr_irq(x86ms->gsi[13]);
271 }
272
273 assert(pcms->vmport != ON_OFF_AUTO__MAX);
274 if (pcms->vmport == ON_OFF_AUTO_AUTO) {
275 pcms->vmport = ON_OFF_AUTO_ON;
276 }
277
278
279 pc_basic_device_init(pcms, isa_bus, x86ms->gsi, &rtc_state, !mc->no_floppy,
280 0xff0104);
281
282
283 ich9_lpc_pm_init(lpc, x86_machine_is_smm_enabled(x86ms));
284
285 if (pcms->sata_enabled) {
286
287 ahci = pci_create_simple_multifunction(host_bus,
288 PCI_DEVFN(ICH9_SATA1_DEV,
289 ICH9_SATA1_FUNC),
290 true, "ich9-ahci");
291 idebus[0] = qdev_get_child_bus(&ahci->qdev, "ide.0");
292 idebus[1] = qdev_get_child_bus(&ahci->qdev, "ide.1");
293 g_assert(MAX_SATA_PORTS == ahci_get_num_ports(ahci));
294 ide_drive_get(hd, ahci_get_num_ports(ahci));
295 ahci_ide_create_devs(ahci, hd);
296 } else {
297 idebus[0] = idebus[1] = NULL;
298 }
299
300 if (machine_usb(machine)) {
301
302 ehci_create_ich9_with_companions(host_bus, 0x1d);
303 }
304
305 if (pcms->smbus_enabled) {
306
307 pcms->smbus = ich9_smb_init(host_bus,
308 PCI_DEVFN(ICH9_SMB_DEV, ICH9_SMB_FUNC),
309 0xb100);
310 smbus_eeprom_init(pcms->smbus, 8, NULL, 0);
311 }
312
313 pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);
314
315
316 pc_vga_init(isa_bus, host_bus);
317 pc_nic_init(pcmc, isa_bus, host_bus);
318
319 if (machine->nvdimms_state->is_enabled) {
320 nvdimm_init_acpi_state(machine->nvdimms_state, system_io,
321 x86_nvdimm_acpi_dsmio,
322 x86ms->fw_cfg, OBJECT(pcms));
323 }
324}
325
326#define DEFINE_Q35_MACHINE(suffix, name, compatfn, optionfn) \
327 static void pc_init_##suffix(MachineState *machine) \
328 { \
329 void (*compat)(MachineState *m) = (compatfn); \
330 if (compat) { \
331 compat(machine); \
332 } \
333 pc_q35_init(machine); \
334 } \
335 DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn)
336
337
338static void pc_q35_machine_options(MachineClass *m)
339{
340 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
341 pcmc->default_nic_model = "e1000e";
342 pcmc->pci_root_uid = 0;
343
344 m->family = "pc_q35";
345 m->desc = "Standard PC (Q35 + ICH9, 2009)";
346 m->units_per_default_bus = 1;
347 m->default_machine_opts = "firmware=bios-256k.bin";
348 m->default_display = "std";
349 m->default_kernel_irqchip_split = false;
350 m->no_floppy = 1;
351 machine_class_allow_dynamic_sysbus_dev(m, TYPE_AMD_IOMMU_DEVICE);
352 machine_class_allow_dynamic_sysbus_dev(m, TYPE_INTEL_IOMMU_DEVICE);
353 machine_class_allow_dynamic_sysbus_dev(m, TYPE_RAMFB_DEVICE);
354 machine_class_allow_dynamic_sysbus_dev(m, TYPE_VMBUS_BRIDGE);
355 m->max_cpus = 288;
356}
357
358static void pc_q35_6_1_machine_options(MachineClass *m)
359{
360 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
361 pc_q35_machine_options(m);
362 m->alias = "q35";
363 pcmc->default_cpu_version = 1;
364}
365
366DEFINE_Q35_MACHINE(v6_1, "pc-q35-6.1", NULL,
367 pc_q35_6_1_machine_options);
368
369static void pc_q35_6_0_machine_options(MachineClass *m)
370{
371 pc_q35_6_1_machine_options(m);
372 m->alias = NULL;
373 compat_props_add(m->compat_props, hw_compat_6_0, hw_compat_6_0_len);
374 compat_props_add(m->compat_props, pc_compat_6_0, pc_compat_6_0_len);
375}
376
377DEFINE_Q35_MACHINE(v6_0, "pc-q35-6.0", NULL,
378 pc_q35_6_0_machine_options);
379
380static void pc_q35_5_2_machine_options(MachineClass *m)
381{
382 pc_q35_6_0_machine_options(m);
383 m->alias = NULL;
384 compat_props_add(m->compat_props, hw_compat_5_2, hw_compat_5_2_len);
385 compat_props_add(m->compat_props, pc_compat_5_2, pc_compat_5_2_len);
386}
387
388DEFINE_Q35_MACHINE(v5_2, "pc-q35-5.2", NULL,
389 pc_q35_5_2_machine_options);
390
391static void pc_q35_5_1_machine_options(MachineClass *m)
392{
393 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
394
395 pc_q35_5_2_machine_options(m);
396 m->alias = NULL;
397 compat_props_add(m->compat_props, hw_compat_5_1, hw_compat_5_1_len);
398 compat_props_add(m->compat_props, pc_compat_5_1, pc_compat_5_1_len);
399 pcmc->kvmclock_create_always = false;
400 pcmc->pci_root_uid = 1;
401}
402
403DEFINE_Q35_MACHINE(v5_1, "pc-q35-5.1", NULL,
404 pc_q35_5_1_machine_options);
405
406static void pc_q35_5_0_machine_options(MachineClass *m)
407{
408 pc_q35_5_1_machine_options(m);
409 m->alias = NULL;
410 m->numa_mem_supported = true;
411 compat_props_add(m->compat_props, hw_compat_5_0, hw_compat_5_0_len);
412 compat_props_add(m->compat_props, pc_compat_5_0, pc_compat_5_0_len);
413 m->auto_enable_numa_with_memdev = false;
414}
415
416DEFINE_Q35_MACHINE(v5_0, "pc-q35-5.0", NULL,
417 pc_q35_5_0_machine_options);
418
419static void pc_q35_4_2_machine_options(MachineClass *m)
420{
421 pc_q35_5_0_machine_options(m);
422 m->alias = NULL;
423 compat_props_add(m->compat_props, hw_compat_4_2, hw_compat_4_2_len);
424 compat_props_add(m->compat_props, pc_compat_4_2, pc_compat_4_2_len);
425}
426
427DEFINE_Q35_MACHINE(v4_2, "pc-q35-4.2", NULL,
428 pc_q35_4_2_machine_options);
429
430static void pc_q35_4_1_machine_options(MachineClass *m)
431{
432 pc_q35_4_2_machine_options(m);
433 m->alias = NULL;
434 compat_props_add(m->compat_props, hw_compat_4_1, hw_compat_4_1_len);
435 compat_props_add(m->compat_props, pc_compat_4_1, pc_compat_4_1_len);
436}
437
438DEFINE_Q35_MACHINE(v4_1, "pc-q35-4.1", NULL,
439 pc_q35_4_1_machine_options);
440
441static void pc_q35_4_0_1_machine_options(MachineClass *m)
442{
443 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
444 pc_q35_4_1_machine_options(m);
445 m->alias = NULL;
446 pcmc->default_cpu_version = CPU_VERSION_LEGACY;
447
448
449
450
451
452 compat_props_add(m->compat_props, hw_compat_4_0, hw_compat_4_0_len);
453 compat_props_add(m->compat_props, pc_compat_4_0, pc_compat_4_0_len);
454}
455
456DEFINE_Q35_MACHINE(v4_0_1, "pc-q35-4.0.1", NULL,
457 pc_q35_4_0_1_machine_options);
458
459static void pc_q35_4_0_machine_options(MachineClass *m)
460{
461 pc_q35_4_0_1_machine_options(m);
462 m->default_kernel_irqchip_split = true;
463 m->alias = NULL;
464
465}
466
467DEFINE_Q35_MACHINE(v4_0, "pc-q35-4.0", NULL,
468 pc_q35_4_0_machine_options);
469
470static void pc_q35_3_1_machine_options(MachineClass *m)
471{
472 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
473
474 pc_q35_4_0_machine_options(m);
475 m->default_kernel_irqchip_split = false;
476 pcmc->do_not_add_smb_acpi = true;
477 m->smbus_no_migration_support = true;
478 m->alias = NULL;
479 pcmc->pvh_enabled = false;
480 compat_props_add(m->compat_props, hw_compat_3_1, hw_compat_3_1_len);
481 compat_props_add(m->compat_props, pc_compat_3_1, pc_compat_3_1_len);
482}
483
484DEFINE_Q35_MACHINE(v3_1, "pc-q35-3.1", NULL,
485 pc_q35_3_1_machine_options);
486
487static void pc_q35_3_0_machine_options(MachineClass *m)
488{
489 pc_q35_3_1_machine_options(m);
490 compat_props_add(m->compat_props, hw_compat_3_0, hw_compat_3_0_len);
491 compat_props_add(m->compat_props, pc_compat_3_0, pc_compat_3_0_len);
492}
493
494DEFINE_Q35_MACHINE(v3_0, "pc-q35-3.0", NULL,
495 pc_q35_3_0_machine_options);
496
497static void pc_q35_2_12_machine_options(MachineClass *m)
498{
499 pc_q35_3_0_machine_options(m);
500 compat_props_add(m->compat_props, hw_compat_2_12, hw_compat_2_12_len);
501 compat_props_add(m->compat_props, pc_compat_2_12, pc_compat_2_12_len);
502}
503
504DEFINE_Q35_MACHINE(v2_12, "pc-q35-2.12", NULL,
505 pc_q35_2_12_machine_options);
506
507static void pc_q35_2_11_machine_options(MachineClass *m)
508{
509 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
510
511 pc_q35_2_12_machine_options(m);
512 pcmc->default_nic_model = "e1000";
513 compat_props_add(m->compat_props, hw_compat_2_11, hw_compat_2_11_len);
514 compat_props_add(m->compat_props, pc_compat_2_11, pc_compat_2_11_len);
515}
516
517DEFINE_Q35_MACHINE(v2_11, "pc-q35-2.11", NULL,
518 pc_q35_2_11_machine_options);
519
520static void pc_q35_2_10_machine_options(MachineClass *m)
521{
522 pc_q35_2_11_machine_options(m);
523 compat_props_add(m->compat_props, hw_compat_2_10, hw_compat_2_10_len);
524 compat_props_add(m->compat_props, pc_compat_2_10, pc_compat_2_10_len);
525 m->auto_enable_numa_with_memhp = false;
526}
527
528DEFINE_Q35_MACHINE(v2_10, "pc-q35-2.10", NULL,
529 pc_q35_2_10_machine_options);
530
531static void pc_q35_2_9_machine_options(MachineClass *m)
532{
533 pc_q35_2_10_machine_options(m);
534 compat_props_add(m->compat_props, hw_compat_2_9, hw_compat_2_9_len);
535 compat_props_add(m->compat_props, pc_compat_2_9, pc_compat_2_9_len);
536}
537
538DEFINE_Q35_MACHINE(v2_9, "pc-q35-2.9", NULL,
539 pc_q35_2_9_machine_options);
540
541static void pc_q35_2_8_machine_options(MachineClass *m)
542{
543 pc_q35_2_9_machine_options(m);
544 compat_props_add(m->compat_props, hw_compat_2_8, hw_compat_2_8_len);
545 compat_props_add(m->compat_props, pc_compat_2_8, pc_compat_2_8_len);
546}
547
548DEFINE_Q35_MACHINE(v2_8, "pc-q35-2.8", NULL,
549 pc_q35_2_8_machine_options);
550
551static void pc_q35_2_7_machine_options(MachineClass *m)
552{
553 pc_q35_2_8_machine_options(m);
554 m->max_cpus = 255;
555 compat_props_add(m->compat_props, hw_compat_2_7, hw_compat_2_7_len);
556 compat_props_add(m->compat_props, pc_compat_2_7, pc_compat_2_7_len);
557}
558
559DEFINE_Q35_MACHINE(v2_7, "pc-q35-2.7", NULL,
560 pc_q35_2_7_machine_options);
561
562static void pc_q35_2_6_machine_options(MachineClass *m)
563{
564 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
565
566 pc_q35_2_7_machine_options(m);
567 pcmc->legacy_cpu_hotplug = true;
568 pcmc->linuxboot_dma_enabled = false;
569 compat_props_add(m->compat_props, hw_compat_2_6, hw_compat_2_6_len);
570 compat_props_add(m->compat_props, pc_compat_2_6, pc_compat_2_6_len);
571}
572
573DEFINE_Q35_MACHINE(v2_6, "pc-q35-2.6", NULL,
574 pc_q35_2_6_machine_options);
575
576static void pc_q35_2_5_machine_options(MachineClass *m)
577{
578 X86MachineClass *x86mc = X86_MACHINE_CLASS(m);
579
580 pc_q35_2_6_machine_options(m);
581 x86mc->save_tsc_khz = false;
582 m->legacy_fw_cfg_order = 1;
583 compat_props_add(m->compat_props, hw_compat_2_5, hw_compat_2_5_len);
584 compat_props_add(m->compat_props, pc_compat_2_5, pc_compat_2_5_len);
585}
586
587DEFINE_Q35_MACHINE(v2_5, "pc-q35-2.5", NULL,
588 pc_q35_2_5_machine_options);
589
590static void pc_q35_2_4_machine_options(MachineClass *m)
591{
592 PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
593
594 pc_q35_2_5_machine_options(m);
595 m->hw_version = "2.4.0";
596 pcmc->broken_reserved_end = true;
597 compat_props_add(m->compat_props, hw_compat_2_4, hw_compat_2_4_len);
598 compat_props_add(m->compat_props, pc_compat_2_4, pc_compat_2_4_len);
599}
600
601DEFINE_Q35_MACHINE(v2_4, "pc-q35-2.4", NULL,
602 pc_q35_2_4_machine_options);
603
