xref: /openbmc/qemu/hw/i386/pc_q35.c (revision 6016b7b4)
1 /*
2  * Q35 chipset based pc system emulator
3  *
4  * Copyright (c) 2003-2004 Fabrice Bellard
5  * Copyright (c) 2009, 2010
6  *               Isaku Yamahata <yamahata at valinux co jp>
7  *               VA Linux Systems Japan K.K.
8  * Copyright (C) 2012 Jason Baron <jbaron@redhat.com>
9  *
10  * This is based on pc.c, but heavily modified.
11  *
12  * Permission is hereby granted, free of charge, to any person obtaining a copy
13  * of this software and associated documentation files (the "Software"), to deal
14  * in the Software without restriction, including without limitation the rights
15  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
16  * copies of the Software, and to permit persons to whom the Software is
17  * furnished to do so, subject to the following conditions:
18  *
19  * The above copyright notice and this permission notice shall be included in
20  * all copies or substantial portions of the Software.
21  *
22  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
25  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
27  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
28  * THE SOFTWARE.
29  */
30 
31 #include "qemu/osdep.h"
32 #include "qemu/units.h"
33 #include "hw/loader.h"
34 #include "hw/i2c/smbus_eeprom.h"
35 #include "hw/rtc/mc146818rtc.h"
36 #include "sysemu/kvm.h"
37 #include "hw/kvm/clock.h"
38 #include "hw/pci-host/q35.h"
39 #include "hw/pci/pcie_port.h"
40 #include "hw/qdev-properties.h"
41 #include "hw/i386/x86.h"
42 #include "hw/i386/pc.h"
43 #include "hw/i386/ich9.h"
44 #include "hw/i386/amd_iommu.h"
45 #include "hw/i386/intel_iommu.h"
46 #include "hw/display/ramfb.h"
47 #include "hw/firmware/smbios.h"
48 #include "hw/ide/pci.h"
49 #include "hw/ide/ahci.h"
50 #include "hw/usb.h"
51 #include "qapi/error.h"
52 #include "qemu/error-report.h"
53 #include "sysemu/numa.h"
54 #include "hw/hyperv/vmbus-bridge.h"
55 #include "hw/mem/nvdimm.h"
56 #include "hw/i386/acpi-build.h"
57 
58 /* ICH9 AHCI has 6 ports */
59 #define MAX_SATA_PORTS     6
60 
61 struct ehci_companions {
62     const char *name;
63     int func;
64     int port;
65 };
66 
67 static const struct ehci_companions ich9_1d[] = {
68     { .name = "ich9-usb-uhci1", .func = 0, .port = 0 },
69     { .name = "ich9-usb-uhci2", .func = 1, .port = 2 },
70     { .name = "ich9-usb-uhci3", .func = 2, .port = 4 },
71 };
72 
73 static const struct ehci_companions ich9_1a[] = {
74     { .name = "ich9-usb-uhci4", .func = 0, .port = 0 },
75     { .name = "ich9-usb-uhci5", .func = 1, .port = 2 },
76     { .name = "ich9-usb-uhci6", .func = 2, .port = 4 },
77 };
78 
79 static int ehci_create_ich9_with_companions(PCIBus *bus, int slot)
80 {
81     const struct ehci_companions *comp;
82     PCIDevice *ehci, *uhci;
83     BusState *usbbus;
84     const char *name;
85     int i;
86 
87     switch (slot) {
88     case 0x1d:
89         name = "ich9-usb-ehci1";
90         comp = ich9_1d;
91         break;
92     case 0x1a:
93         name = "ich9-usb-ehci2";
94         comp = ich9_1a;
95         break;
96     default:
97         return -1;
98     }
99 
100     ehci = pci_new_multifunction(PCI_DEVFN(slot, 7), true, name);
101     pci_realize_and_unref(ehci, bus, &error_fatal);
102     usbbus = QLIST_FIRST(&ehci->qdev.child_bus);
103 
104     for (i = 0; i < 3; i++) {
105         uhci = pci_new_multifunction(PCI_DEVFN(slot, comp[i].func), true,
106                                      comp[i].name);
107         qdev_prop_set_string(&uhci->qdev, "masterbus", usbbus->name);
108         qdev_prop_set_uint32(&uhci->qdev, "firstport", comp[i].port);
109         pci_realize_and_unref(uhci, bus, &error_fatal);
110     }
111     return 0;
112 }
113 
114 /* PC hardware initialisation */
115 static void pc_q35_init(MachineState *machine)
116 {
117     PCMachineState *pcms = PC_MACHINE(machine);
118     PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
119     X86MachineState *x86ms = X86_MACHINE(machine);
120     Q35PCIHost *q35_host;
121     PCIHostState *phb;
122     PCIBus *host_bus;
123     PCIDevice *lpc;
124     DeviceState *lpc_dev;
125     BusState *idebus[MAX_SATA_PORTS];
126     ISADevice *rtc_state;
127     MemoryRegion *system_io = get_system_io();
128     MemoryRegion *pci_memory;
129     MemoryRegion *rom_memory;
130     MemoryRegion *ram_memory;
131     GSIState *gsi_state;
132     ISABus *isa_bus;
133     int i;
134     ICH9LPCState *ich9_lpc;
135     PCIDevice *ahci;
136     ram_addr_t lowmem;
137     DriveInfo *hd[MAX_SATA_PORTS];
138     MachineClass *mc = MACHINE_GET_CLASS(machine);
139     bool acpi_pcihp;
140     bool keep_pci_slot_hpc;
141 
142     /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory
143      * and 256 Mbytes for PCI Express Enhanced Configuration Access Mapping
144      * also known as MMCFG).
145      * If it doesn't, we need to split it in chunks below and above 4G.
146      * In any case, try to make sure that guest addresses aligned at
147      * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
148      */
149     if (machine->ram_size >= 0xb0000000) {
150         lowmem = 0x80000000;
151     } else {
152         lowmem = 0xb0000000;
153     }
154 
155     /* Handle the machine opt max-ram-below-4g.  It is basically doing
156      * min(qemu limit, user limit).
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     pc_machine_init_sgx_epc(pcms);
182     x86_cpus_init(x86ms, pcmc->default_cpu_version);
183 
184     kvmclock_create(pcmc->kvmclock_create_always);
185 
186     /* pci enabled */
187     if (pcmc->pci_enabled) {
188         pci_memory = g_new(MemoryRegion, 1);
189         memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
190         rom_memory = pci_memory;
191     } else {
192         pci_memory = NULL;
193         rom_memory = get_system_memory();
194     }
195 
196     pc_guest_info_init(pcms);
197 
198     if (pcmc->smbios_defaults) {
199         /* These values are guest ABI, do not change */
200         smbios_set_defaults("QEMU", "Standard PC (Q35 + ICH9, 2009)",
201                             mc->name, pcmc->smbios_legacy_mode,
202                             pcmc->smbios_uuid_encoded,
203                             SMBIOS_ENTRY_POINT_21);
204     }
205 
206     /* allocate ram and load rom/bios */
207     pc_memory_init(pcms, get_system_memory(), rom_memory, &ram_memory);
208 
209     /* create pci host bus */
210     q35_host = Q35_HOST_DEVICE(qdev_new(TYPE_Q35_HOST_DEVICE));
211 
212     object_property_add_child(qdev_get_machine(), "q35", OBJECT(q35_host));
213     object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_RAM_MEM,
214                              OBJECT(ram_memory), NULL);
215     object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_PCI_MEM,
216                              OBJECT(pci_memory), NULL);
217     object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_SYSTEM_MEM,
218                              OBJECT(get_system_memory()), NULL);
219     object_property_set_link(OBJECT(q35_host), MCH_HOST_PROP_IO_MEM,
220                              OBJECT(system_io), NULL);
221     object_property_set_int(OBJECT(q35_host), PCI_HOST_BELOW_4G_MEM_SIZE,
222                             x86ms->below_4g_mem_size, NULL);
223     object_property_set_int(OBJECT(q35_host), PCI_HOST_ABOVE_4G_MEM_SIZE,
224                             x86ms->above_4g_mem_size, NULL);
225     /* pci */
226     sysbus_realize_and_unref(SYS_BUS_DEVICE(q35_host), &error_fatal);
227     phb = PCI_HOST_BRIDGE(q35_host);
228     host_bus = phb->bus;
229     /* create ISA bus */
230     lpc = pci_create_simple_multifunction(host_bus, PCI_DEVFN(ICH9_LPC_DEV,
231                                           ICH9_LPC_FUNC), true,
232                                           TYPE_ICH9_LPC_DEVICE);
233 
234     object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
235                              TYPE_HOTPLUG_HANDLER,
236                              (Object **)&x86ms->acpi_dev,
237                              object_property_allow_set_link,
238                              OBJ_PROP_LINK_STRONG);
239     object_property_set_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
240                              OBJECT(lpc), &error_abort);
241 
242     acpi_pcihp = object_property_get_bool(OBJECT(lpc),
243                                           ACPI_PM_PROP_ACPI_PCIHP_BRIDGE,
244                                           NULL);
245 
246     keep_pci_slot_hpc = object_property_get_bool(OBJECT(lpc),
247                                                  "x-keep-pci-slot-hpc",
248                                                  NULL);
249 
250     if (!keep_pci_slot_hpc && acpi_pcihp) {
251         object_register_sugar_prop(TYPE_PCIE_SLOT, "x-native-hotplug",
252                                    "false", true);
253     }
254 
255     /* irq lines */
256     gsi_state = pc_gsi_create(&x86ms->gsi, pcmc->pci_enabled);
257 
258     ich9_lpc = ICH9_LPC_DEVICE(lpc);
259     lpc_dev = DEVICE(lpc);
260     for (i = 0; i < GSI_NUM_PINS; i++) {
261         qdev_connect_gpio_out_named(lpc_dev, ICH9_GPIO_GSI, i, x86ms->gsi[i]);
262     }
263     pci_bus_irqs(host_bus, ich9_lpc_set_irq, ich9_lpc_map_irq, ich9_lpc,
264                  ICH9_LPC_NB_PIRQS);
265     pci_bus_set_route_irq_fn(host_bus, ich9_route_intx_pin_to_irq);
266     isa_bus = ich9_lpc->isa_bus;
267 
268     pc_i8259_create(isa_bus, gsi_state->i8259_irq);
269 
270     if (pcmc->pci_enabled) {
271         ioapic_init_gsi(gsi_state, "q35");
272     }
273 
274     if (tcg_enabled()) {
275         x86_register_ferr_irq(x86ms->gsi[13]);
276     }
277 
278     assert(pcms->vmport != ON_OFF_AUTO__MAX);
279     if (pcms->vmport == ON_OFF_AUTO_AUTO) {
280         pcms->vmport = ON_OFF_AUTO_ON;
281     }
282 
283     /* init basic PC hardware */
284     pc_basic_device_init(pcms, isa_bus, x86ms->gsi, &rtc_state, !mc->no_floppy,
285                          0xff0104);
286 
287     /* connect pm stuff to lpc */
288     ich9_lpc_pm_init(lpc, x86_machine_is_smm_enabled(x86ms));
289 
290     if (pcms->sata_enabled) {
291         /* ahci and SATA device, for q35 1 ahci controller is built-in */
292         ahci = pci_create_simple_multifunction(host_bus,
293                                                PCI_DEVFN(ICH9_SATA1_DEV,
294                                                          ICH9_SATA1_FUNC),
295                                                true, "ich9-ahci");
296         idebus[0] = qdev_get_child_bus(&ahci->qdev, "ide.0");
297         idebus[1] = qdev_get_child_bus(&ahci->qdev, "ide.1");
298         g_assert(MAX_SATA_PORTS == ahci_get_num_ports(ahci));
299         ide_drive_get(hd, ahci_get_num_ports(ahci));
300         ahci_ide_create_devs(ahci, hd);
301     } else {
302         idebus[0] = idebus[1] = NULL;
303     }
304 
305     if (machine_usb(machine)) {
306         /* Should we create 6 UHCI according to ich9 spec? */
307         ehci_create_ich9_with_companions(host_bus, 0x1d);
308     }
309 
310     if (pcms->smbus_enabled) {
311         /* TODO: Populate SPD eeprom data.  */
312         pcms->smbus = ich9_smb_init(host_bus,
313                                     PCI_DEVFN(ICH9_SMB_DEV, ICH9_SMB_FUNC),
314                                     0xb100);
315         smbus_eeprom_init(pcms->smbus, 8, NULL, 0);
316     }
317 
318     pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);
319 
320     /* the rest devices to which pci devfn is automatically assigned */
321     pc_vga_init(isa_bus, host_bus);
322     pc_nic_init(pcmc, isa_bus, host_bus);
323 
324     if (machine->nvdimms_state->is_enabled) {
325         nvdimm_init_acpi_state(machine->nvdimms_state, system_io,
326                                x86_nvdimm_acpi_dsmio,
327                                x86ms->fw_cfg, OBJECT(pcms));
328     }
329 }
330 
331 #define DEFINE_Q35_MACHINE(suffix, name, compatfn, optionfn) \
332     static void pc_init_##suffix(MachineState *machine) \
333     { \
334         void (*compat)(MachineState *m) = (compatfn); \
335         if (compat) { \
336             compat(machine); \
337         } \
338         pc_q35_init(machine); \
339     } \
340     DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn)
341 
342 
343 static void pc_q35_machine_options(MachineClass *m)
344 {
345     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
346     pcmc->default_nic_model = "e1000e";
347     pcmc->pci_root_uid = 0;
348 
349     m->family = "pc_q35";
350     m->desc = "Standard PC (Q35 + ICH9, 2009)";
351     m->units_per_default_bus = 1;
352     m->default_machine_opts = "firmware=bios-256k.bin";
353     m->default_display = "std";
354     m->default_kernel_irqchip_split = false;
355     m->no_floppy = 1;
356     machine_class_allow_dynamic_sysbus_dev(m, TYPE_AMD_IOMMU_DEVICE);
357     machine_class_allow_dynamic_sysbus_dev(m, TYPE_INTEL_IOMMU_DEVICE);
358     machine_class_allow_dynamic_sysbus_dev(m, TYPE_RAMFB_DEVICE);
359     machine_class_allow_dynamic_sysbus_dev(m, TYPE_VMBUS_BRIDGE);
360     m->max_cpus = 288;
361 }
362 
363 static void pc_q35_6_2_machine_options(MachineClass *m)
364 {
365     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
366     pc_q35_machine_options(m);
367     m->alias = "q35";
368     pcmc->default_cpu_version = 1;
369 }
370 
371 DEFINE_Q35_MACHINE(v6_2, "pc-q35-6.2", NULL,
372                    pc_q35_6_2_machine_options);
373 
374 static void pc_q35_6_1_machine_options(MachineClass *m)
375 {
376     pc_q35_6_2_machine_options(m);
377     m->alias = NULL;
378     compat_props_add(m->compat_props, hw_compat_6_1, hw_compat_6_1_len);
379     compat_props_add(m->compat_props, pc_compat_6_1, pc_compat_6_1_len);
380     m->smp_props.prefer_sockets = true;
381 }
382 
383 DEFINE_Q35_MACHINE(v6_1, "pc-q35-6.1", NULL,
384                    pc_q35_6_1_machine_options);
385 
386 static void pc_q35_6_0_machine_options(MachineClass *m)
387 {
388     pc_q35_6_1_machine_options(m);
389     m->alias = NULL;
390     compat_props_add(m->compat_props, hw_compat_6_0, hw_compat_6_0_len);
391     compat_props_add(m->compat_props, pc_compat_6_0, pc_compat_6_0_len);
392 }
393 
394 DEFINE_Q35_MACHINE(v6_0, "pc-q35-6.0", NULL,
395                    pc_q35_6_0_machine_options);
396 
397 static void pc_q35_5_2_machine_options(MachineClass *m)
398 {
399     pc_q35_6_0_machine_options(m);
400     m->alias = NULL;
401     compat_props_add(m->compat_props, hw_compat_5_2, hw_compat_5_2_len);
402     compat_props_add(m->compat_props, pc_compat_5_2, pc_compat_5_2_len);
403 }
404 
405 DEFINE_Q35_MACHINE(v5_2, "pc-q35-5.2", NULL,
406                    pc_q35_5_2_machine_options);
407 
408 static void pc_q35_5_1_machine_options(MachineClass *m)
409 {
410     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
411 
412     pc_q35_5_2_machine_options(m);
413     m->alias = NULL;
414     compat_props_add(m->compat_props, hw_compat_5_1, hw_compat_5_1_len);
415     compat_props_add(m->compat_props, pc_compat_5_1, pc_compat_5_1_len);
416     pcmc->kvmclock_create_always = false;
417     pcmc->pci_root_uid = 1;
418 }
419 
420 DEFINE_Q35_MACHINE(v5_1, "pc-q35-5.1", NULL,
421                    pc_q35_5_1_machine_options);
422 
423 static void pc_q35_5_0_machine_options(MachineClass *m)
424 {
425     pc_q35_5_1_machine_options(m);
426     m->alias = NULL;
427     m->numa_mem_supported = true;
428     compat_props_add(m->compat_props, hw_compat_5_0, hw_compat_5_0_len);
429     compat_props_add(m->compat_props, pc_compat_5_0, pc_compat_5_0_len);
430     m->auto_enable_numa_with_memdev = false;
431 }
432 
433 DEFINE_Q35_MACHINE(v5_0, "pc-q35-5.0", NULL,
434                    pc_q35_5_0_machine_options);
435 
436 static void pc_q35_4_2_machine_options(MachineClass *m)
437 {
438     pc_q35_5_0_machine_options(m);
439     m->alias = NULL;
440     compat_props_add(m->compat_props, hw_compat_4_2, hw_compat_4_2_len);
441     compat_props_add(m->compat_props, pc_compat_4_2, pc_compat_4_2_len);
442 }
443 
444 DEFINE_Q35_MACHINE(v4_2, "pc-q35-4.2", NULL,
445                    pc_q35_4_2_machine_options);
446 
447 static void pc_q35_4_1_machine_options(MachineClass *m)
448 {
449     pc_q35_4_2_machine_options(m);
450     m->alias = NULL;
451     compat_props_add(m->compat_props, hw_compat_4_1, hw_compat_4_1_len);
452     compat_props_add(m->compat_props, pc_compat_4_1, pc_compat_4_1_len);
453 }
454 
455 DEFINE_Q35_MACHINE(v4_1, "pc-q35-4.1", NULL,
456                    pc_q35_4_1_machine_options);
457 
458 static void pc_q35_4_0_1_machine_options(MachineClass *m)
459 {
460     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
461     pc_q35_4_1_machine_options(m);
462     m->alias = NULL;
463     pcmc->default_cpu_version = CPU_VERSION_LEGACY;
464     /*
465      * This is the default machine for the 4.0-stable branch. It is basically
466      * a 4.0 that doesn't use split irqchip by default. It MUST hence apply the
467      * 4.0 compat props.
468      */
469     compat_props_add(m->compat_props, hw_compat_4_0, hw_compat_4_0_len);
470     compat_props_add(m->compat_props, pc_compat_4_0, pc_compat_4_0_len);
471 }
472 
473 DEFINE_Q35_MACHINE(v4_0_1, "pc-q35-4.0.1", NULL,
474                    pc_q35_4_0_1_machine_options);
475 
476 static void pc_q35_4_0_machine_options(MachineClass *m)
477 {
478     pc_q35_4_0_1_machine_options(m);
479     m->default_kernel_irqchip_split = true;
480     m->alias = NULL;
481     /* Compat props are applied by the 4.0.1 machine */
482 }
483 
484 DEFINE_Q35_MACHINE(v4_0, "pc-q35-4.0", NULL,
485                    pc_q35_4_0_machine_options);
486 
487 static void pc_q35_3_1_machine_options(MachineClass *m)
488 {
489     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
490 
491     pc_q35_4_0_machine_options(m);
492     m->default_kernel_irqchip_split = false;
493     pcmc->do_not_add_smb_acpi = true;
494     m->smbus_no_migration_support = true;
495     m->alias = NULL;
496     pcmc->pvh_enabled = false;
497     compat_props_add(m->compat_props, hw_compat_3_1, hw_compat_3_1_len);
498     compat_props_add(m->compat_props, pc_compat_3_1, pc_compat_3_1_len);
499 }
500 
501 DEFINE_Q35_MACHINE(v3_1, "pc-q35-3.1", NULL,
502                    pc_q35_3_1_machine_options);
503 
504 static void pc_q35_3_0_machine_options(MachineClass *m)
505 {
506     pc_q35_3_1_machine_options(m);
507     compat_props_add(m->compat_props, hw_compat_3_0, hw_compat_3_0_len);
508     compat_props_add(m->compat_props, pc_compat_3_0, pc_compat_3_0_len);
509 }
510 
511 DEFINE_Q35_MACHINE(v3_0, "pc-q35-3.0", NULL,
512                     pc_q35_3_0_machine_options);
513 
514 static void pc_q35_2_12_machine_options(MachineClass *m)
515 {
516     pc_q35_3_0_machine_options(m);
517     compat_props_add(m->compat_props, hw_compat_2_12, hw_compat_2_12_len);
518     compat_props_add(m->compat_props, pc_compat_2_12, pc_compat_2_12_len);
519 }
520 
521 DEFINE_Q35_MACHINE(v2_12, "pc-q35-2.12", NULL,
522                    pc_q35_2_12_machine_options);
523 
524 static void pc_q35_2_11_machine_options(MachineClass *m)
525 {
526     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
527 
528     pc_q35_2_12_machine_options(m);
529     pcmc->default_nic_model = "e1000";
530     compat_props_add(m->compat_props, hw_compat_2_11, hw_compat_2_11_len);
531     compat_props_add(m->compat_props, pc_compat_2_11, pc_compat_2_11_len);
532 }
533 
534 DEFINE_Q35_MACHINE(v2_11, "pc-q35-2.11", NULL,
535                    pc_q35_2_11_machine_options);
536 
537 static void pc_q35_2_10_machine_options(MachineClass *m)
538 {
539     pc_q35_2_11_machine_options(m);
540     compat_props_add(m->compat_props, hw_compat_2_10, hw_compat_2_10_len);
541     compat_props_add(m->compat_props, pc_compat_2_10, pc_compat_2_10_len);
542     m->auto_enable_numa_with_memhp = false;
543 }
544 
545 DEFINE_Q35_MACHINE(v2_10, "pc-q35-2.10", NULL,
546                    pc_q35_2_10_machine_options);
547 
548 static void pc_q35_2_9_machine_options(MachineClass *m)
549 {
550     pc_q35_2_10_machine_options(m);
551     compat_props_add(m->compat_props, hw_compat_2_9, hw_compat_2_9_len);
552     compat_props_add(m->compat_props, pc_compat_2_9, pc_compat_2_9_len);
553 }
554 
555 DEFINE_Q35_MACHINE(v2_9, "pc-q35-2.9", NULL,
556                    pc_q35_2_9_machine_options);
557 
558 static void pc_q35_2_8_machine_options(MachineClass *m)
559 {
560     pc_q35_2_9_machine_options(m);
561     compat_props_add(m->compat_props, hw_compat_2_8, hw_compat_2_8_len);
562     compat_props_add(m->compat_props, pc_compat_2_8, pc_compat_2_8_len);
563 }
564 
565 DEFINE_Q35_MACHINE(v2_8, "pc-q35-2.8", NULL,
566                    pc_q35_2_8_machine_options);
567 
568 static void pc_q35_2_7_machine_options(MachineClass *m)
569 {
570     pc_q35_2_8_machine_options(m);
571     m->max_cpus = 255;
572     compat_props_add(m->compat_props, hw_compat_2_7, hw_compat_2_7_len);
573     compat_props_add(m->compat_props, pc_compat_2_7, pc_compat_2_7_len);
574 }
575 
576 DEFINE_Q35_MACHINE(v2_7, "pc-q35-2.7", NULL,
577                    pc_q35_2_7_machine_options);
578 
579 static void pc_q35_2_6_machine_options(MachineClass *m)
580 {
581     X86MachineClass *x86mc = X86_MACHINE_CLASS(m);
582     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
583 
584     pc_q35_2_7_machine_options(m);
585     pcmc->legacy_cpu_hotplug = true;
586     x86mc->fwcfg_dma_enabled = false;
587     compat_props_add(m->compat_props, hw_compat_2_6, hw_compat_2_6_len);
588     compat_props_add(m->compat_props, pc_compat_2_6, pc_compat_2_6_len);
589 }
590 
591 DEFINE_Q35_MACHINE(v2_6, "pc-q35-2.6", NULL,
592                    pc_q35_2_6_machine_options);
593 
594 static void pc_q35_2_5_machine_options(MachineClass *m)
595 {
596     X86MachineClass *x86mc = X86_MACHINE_CLASS(m);
597 
598     pc_q35_2_6_machine_options(m);
599     x86mc->save_tsc_khz = false;
600     m->legacy_fw_cfg_order = 1;
601     compat_props_add(m->compat_props, hw_compat_2_5, hw_compat_2_5_len);
602     compat_props_add(m->compat_props, pc_compat_2_5, pc_compat_2_5_len);
603 }
604 
605 DEFINE_Q35_MACHINE(v2_5, "pc-q35-2.5", NULL,
606                    pc_q35_2_5_machine_options);
607 
608 static void pc_q35_2_4_machine_options(MachineClass *m)
609 {
610     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
611 
612     pc_q35_2_5_machine_options(m);
613     m->hw_version = "2.4.0";
614     pcmc->broken_reserved_end = true;
615     compat_props_add(m->compat_props, hw_compat_2_4, hw_compat_2_4_len);
616     compat_props_add(m->compat_props, pc_compat_2_4, pc_compat_2_4_len);
617 }
618 
619 DEFINE_Q35_MACHINE(v2_4, "pc-q35-2.4", NULL,
620                    pc_q35_2_4_machine_options);
621