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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 "qemu/osdep.h" | |
26 | #include <glib.h> | |
27 | ||
28 | #include "hw/hw.h" | |
29 | #include "hw/loader.h" | |
30 | #include "hw/i386/pc.h" | |
31 | #include "hw/i386/apic.h" | |
32 | #include "hw/smbios/smbios.h" | |
33 | #include "hw/pci/pci.h" | |
34 | #include "hw/pci/pci_ids.h" | |
35 | #include "hw/usb.h" | |
36 | #include "net/net.h" | |
37 | #include "hw/boards.h" | |
38 | #include "hw/ide.h" | |
39 | #include "sysemu/kvm.h" | |
40 | #include "hw/kvm/clock.h" | |
41 | #include "sysemu/sysemu.h" | |
42 | #include "hw/sysbus.h" | |
43 | #include "sysemu/arch_init.h" | |
44 | #include "sysemu/block-backend.h" | |
45 | #include "hw/i2c/smbus.h" | |
46 | #include "hw/xen/xen.h" | |
47 | #include "exec/memory.h" | |
48 | #include "exec/address-spaces.h" | |
49 | #include "hw/acpi/acpi.h" | |
50 | #include "cpu.h" | |
51 | #include "qemu/error-report.h" | |
52 | #ifdef CONFIG_XEN | |
53 | #include <xen/hvm/hvm_info_table.h> | |
54 | #include "hw/xen/xen_pt.h" | |
55 | #endif | |
56 | #include "migration/migration.h" | |
57 | #include "kvm_i386.h" | |
58 | ||
59 | #define MAX_IDE_BUS 2 | |
60 | ||
61 | static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 }; | |
62 | static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 }; | |
63 | static const int ide_irq[MAX_IDE_BUS] = { 14, 15 }; | |
64 | ||
65 | /* PC hardware initialisation */ | |
66 | static void pc_init1(MachineState *machine, | |
67 | const char *host_type, const char *pci_type) | |
68 | { | |
69 | PCMachineState *pcms = PC_MACHINE(machine); | |
70 | PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms); | |
71 | MemoryRegion *system_memory = get_system_memory(); | |
72 | MemoryRegion *system_io = get_system_io(); | |
73 | int i; | |
74 | PCIBus *pci_bus; | |
75 | ISABus *isa_bus; | |
76 | PCII440FXState *i440fx_state; | |
77 | int piix3_devfn = -1; | |
78 | qemu_irq *gsi; | |
79 | qemu_irq *i8259; | |
80 | qemu_irq smi_irq; | |
81 | GSIState *gsi_state; | |
82 | DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; | |
83 | BusState *idebus[MAX_IDE_BUS]; | |
84 | ISADevice *rtc_state; | |
85 | MemoryRegion *ram_memory; | |
86 | MemoryRegion *pci_memory; | |
87 | MemoryRegion *rom_memory; | |
88 | PcGuestInfo *guest_info; | |
89 | ram_addr_t lowmem; | |
90 | ||
91 | /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory). | |
92 | * If it doesn't, we need to split it in chunks below and above 4G. | |
93 | * In any case, try to make sure that guest addresses aligned at | |
94 | * 1G boundaries get mapped to host addresses aligned at 1G boundaries. | |
95 | * For old machine types, use whatever split we used historically to avoid | |
96 | * breaking migration. | |
97 | */ | |
98 | if (machine->ram_size >= 0xe0000000) { | |
99 | lowmem = pcmc->gigabyte_align ? 0xc0000000 : 0xe0000000; | |
100 | } else { | |
101 | lowmem = 0xe0000000; | |
102 | } | |
103 | ||
104 | /* Handle the machine opt max-ram-below-4g. It is basically doing | |
105 | * min(qemu limit, user limit). | |
106 | */ | |
107 | if (lowmem > pcms->max_ram_below_4g) { | |
108 | lowmem = pcms->max_ram_below_4g; | |
109 | if (machine->ram_size - lowmem > lowmem && | |
110 | lowmem & ((1ULL << 30) - 1)) { | |
111 | error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64 | |
112 | ") not a multiple of 1G; possible bad performance.", | |
113 | pcms->max_ram_below_4g); | |
114 | } | |
115 | } | |
116 | ||
117 | if (machine->ram_size >= lowmem) { | |
118 | pcms->above_4g_mem_size = machine->ram_size - lowmem; | |
119 | pcms->below_4g_mem_size = lowmem; | |
120 | } else { | |
121 | pcms->above_4g_mem_size = 0; | |
122 | pcms->below_4g_mem_size = machine->ram_size; | |
123 | } | |
124 | ||
125 | if (xen_enabled()) { | |
126 | xen_hvm_init(pcms, &ram_memory); | |
127 | } | |
128 | ||
129 | pc_cpus_init(pcms); | |
130 | ||
131 | if (kvm_enabled() && pcmc->kvmclock_enabled) { | |
132 | kvmclock_create(); | |
133 | } | |
134 | ||
135 | if (pcmc->pci_enabled) { | |
136 | pci_memory = g_new(MemoryRegion, 1); | |
137 | memory_region_init(pci_memory, NULL, "pci", UINT64_MAX); | |
138 | rom_memory = pci_memory; | |
139 | } else { | |
140 | pci_memory = NULL; | |
141 | rom_memory = system_memory; | |
142 | } | |
143 | ||
144 | guest_info = pc_guest_info_init(pcms); | |
145 | ||
146 | guest_info->has_acpi_build = pcmc->has_acpi_build; | |
147 | guest_info->legacy_acpi_table_size = pcmc->legacy_acpi_table_size; | |
148 | ||
149 | guest_info->isapc_ram_fw = !pcmc->pci_enabled; | |
150 | guest_info->has_reserved_memory = pcmc->has_reserved_memory; | |
151 | guest_info->rsdp_in_ram = pcmc->rsdp_in_ram; | |
152 | ||
153 | if (pcmc->smbios_defaults) { | |
154 | MachineClass *mc = MACHINE_GET_CLASS(machine); | |
155 | /* These values are guest ABI, do not change */ | |
156 | smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)", | |
157 | mc->name, pcmc->smbios_legacy_mode, | |
158 | pcmc->smbios_uuid_encoded, | |
159 | SMBIOS_ENTRY_POINT_21); | |
160 | } | |
161 | ||
162 | /* allocate ram and load rom/bios */ | |
163 | if (!xen_enabled()) { | |
164 | pc_memory_init(pcms, system_memory, | |
165 | rom_memory, &ram_memory, guest_info); | |
166 | } else if (machine->kernel_filename != NULL) { | |
167 | /* For xen HVM direct kernel boot, load linux here */ | |
168 | xen_load_linux(pcms, guest_info); | |
169 | } | |
170 | ||
171 | gsi_state = g_malloc0(sizeof(*gsi_state)); | |
172 | if (kvm_ioapic_in_kernel()) { | |
173 | kvm_pc_setup_irq_routing(pcmc->pci_enabled); | |
174 | gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state, | |
175 | GSI_NUM_PINS); | |
176 | } else { | |
177 | gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS); | |
178 | } | |
179 | ||
180 | if (pcmc->pci_enabled) { | |
181 | pci_bus = i440fx_init(host_type, | |
182 | pci_type, | |
183 | &i440fx_state, &piix3_devfn, &isa_bus, gsi, | |
184 | system_memory, system_io, machine->ram_size, | |
185 | pcms->below_4g_mem_size, | |
186 | pcms->above_4g_mem_size, | |
187 | pci_memory, ram_memory); | |
188 | pcms->bus = pci_bus; | |
189 | } else { | |
190 | pci_bus = NULL; | |
191 | i440fx_state = NULL; | |
192 | isa_bus = isa_bus_new(NULL, get_system_memory(), system_io, | |
193 | &error_abort); | |
194 | no_hpet = 1; | |
195 | } | |
196 | isa_bus_irqs(isa_bus, gsi); | |
197 | ||
198 | if (kvm_pic_in_kernel()) { | |
199 | i8259 = kvm_i8259_init(isa_bus); | |
200 | } else if (xen_enabled()) { | |
201 | i8259 = xen_interrupt_controller_init(); | |
202 | } else { | |
203 | i8259 = i8259_init(isa_bus, pc_allocate_cpu_irq()); | |
204 | } | |
205 | ||
206 | for (i = 0; i < ISA_NUM_IRQS; i++) { | |
207 | gsi_state->i8259_irq[i] = i8259[i]; | |
208 | } | |
209 | g_free(i8259); | |
210 | if (pcmc->pci_enabled) { | |
211 | ioapic_init_gsi(gsi_state, "i440fx"); | |
212 | } | |
213 | ||
214 | pc_register_ferr_irq(gsi[13]); | |
215 | ||
216 | pc_vga_init(isa_bus, pcmc->pci_enabled ? pci_bus : NULL); | |
217 | ||
218 | assert(pcms->vmport != ON_OFF_AUTO__MAX); | |
219 | if (pcms->vmport == ON_OFF_AUTO_AUTO) { | |
220 | pcms->vmport = xen_enabled() ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON; | |
221 | } | |
222 | ||
223 | /* init basic PC hardware */ | |
224 | pc_basic_device_init(isa_bus, gsi, &rtc_state, true, | |
225 | (pcms->vmport != ON_OFF_AUTO_ON), 0x4); | |
226 | ||
227 | pc_nic_init(isa_bus, pci_bus); | |
228 | ||
229 | ide_drive_get(hd, ARRAY_SIZE(hd)); | |
230 | if (pcmc->pci_enabled) { | |
231 | PCIDevice *dev; | |
232 | if (xen_enabled()) { | |
233 | dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1); | |
234 | } else { | |
235 | dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1); | |
236 | } | |
237 | idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0"); | |
238 | idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1"); | |
239 | } else { | |
240 | for(i = 0; i < MAX_IDE_BUS; i++) { | |
241 | ISADevice *dev; | |
242 | char busname[] = "ide.0"; | |
243 | dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i], | |
244 | ide_irq[i], | |
245 | hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]); | |
246 | /* | |
247 | * The ide bus name is ide.0 for the first bus and ide.1 for the | |
248 | * second one. | |
249 | */ | |
250 | busname[4] = '0' + i; | |
251 | idebus[i] = qdev_get_child_bus(DEVICE(dev), busname); | |
252 | } | |
253 | } | |
254 | ||
255 | pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state); | |
256 | ||
257 | if (pcmc->pci_enabled && usb_enabled()) { | |
258 | pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci"); | |
259 | } | |
260 | ||
261 | if (pcmc->pci_enabled && acpi_enabled) { | |
262 | DeviceState *piix4_pm; | |
263 | I2CBus *smbus; | |
264 | ||
265 | smi_irq = qemu_allocate_irq(pc_acpi_smi_interrupt, first_cpu, 0); | |
266 | /* TODO: Populate SPD eeprom data. */ | |
267 | smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100, | |
268 | gsi[9], smi_irq, | |
269 | pc_machine_is_smm_enabled(pcms), | |
270 | &piix4_pm); | |
271 | smbus_eeprom_init(smbus, 8, NULL, 0); | |
272 | ||
273 | object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP, | |
274 | TYPE_HOTPLUG_HANDLER, | |
275 | (Object **)&pcms->acpi_dev, | |
276 | object_property_allow_set_link, | |
277 | OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort); | |
278 | object_property_set_link(OBJECT(machine), OBJECT(piix4_pm), | |
279 | PC_MACHINE_ACPI_DEVICE_PROP, &error_abort); | |
280 | } | |
281 | ||
282 | if (pcmc->pci_enabled) { | |
283 | pc_pci_device_init(pci_bus); | |
284 | } | |
285 | } | |
286 | ||
287 | /* Looking for a pc_compat_2_4() function? It doesn't exist. | |
288 | * pc_compat_*() functions that run on machine-init time and | |
289 | * change global QEMU state are deprecated. Please don't create | |
290 | * one, and implement any pc-*-2.4 (and newer) compat code in | |
291 | * HW_COMPAT_*, PC_COMPAT_*, or * pc_*_machine_options(). | |
292 | */ | |
293 | ||
294 | static void pc_compat_2_3(MachineState *machine) | |
295 | { | |
296 | PCMachineState *pcms = PC_MACHINE(machine); | |
297 | savevm_skip_section_footers(); | |
298 | if (kvm_enabled()) { | |
299 | pcms->smm = ON_OFF_AUTO_OFF; | |
300 | } | |
301 | global_state_set_optional(); | |
302 | savevm_skip_configuration(); | |
303 | } | |
304 | ||
305 | static void pc_compat_2_2(MachineState *machine) | |
306 | { | |
307 | pc_compat_2_3(machine); | |
308 | machine->suppress_vmdesc = true; | |
309 | } | |
310 | ||
311 | static void pc_compat_2_1(MachineState *machine) | |
312 | { | |
313 | pc_compat_2_2(machine); | |
314 | x86_cpu_change_kvm_default("svm", NULL); | |
315 | } | |
316 | ||
317 | static void pc_compat_2_0(MachineState *machine) | |
318 | { | |
319 | pc_compat_2_1(machine); | |
320 | } | |
321 | ||
322 | static void pc_compat_1_7(MachineState *machine) | |
323 | { | |
324 | pc_compat_2_0(machine); | |
325 | x86_cpu_change_kvm_default("x2apic", NULL); | |
326 | } | |
327 | ||
328 | static void pc_compat_1_6(MachineState *machine) | |
329 | { | |
330 | pc_compat_1_7(machine); | |
331 | } | |
332 | ||
333 | static void pc_compat_1_5(MachineState *machine) | |
334 | { | |
335 | pc_compat_1_6(machine); | |
336 | } | |
337 | ||
338 | static void pc_compat_1_4(MachineState *machine) | |
339 | { | |
340 | pc_compat_1_5(machine); | |
341 | } | |
342 | ||
343 | static void pc_compat_1_3(MachineState *machine) | |
344 | { | |
345 | pc_compat_1_4(machine); | |
346 | enable_compat_apic_id_mode(); | |
347 | } | |
348 | ||
349 | /* PC compat function for pc-0.14 to pc-1.2 */ | |
350 | static void pc_compat_1_2(MachineState *machine) | |
351 | { | |
352 | pc_compat_1_3(machine); | |
353 | x86_cpu_change_kvm_default("kvm-pv-eoi", NULL); | |
354 | } | |
355 | ||
356 | /* PC compat function for pc-0.10 to pc-0.13 */ | |
357 | static void pc_compat_0_13(MachineState *machine) | |
358 | { | |
359 | pc_compat_1_2(machine); | |
360 | } | |
361 | ||
362 | static void pc_init_isa(MachineState *machine) | |
363 | { | |
364 | if (!machine->cpu_model) { | |
365 | machine->cpu_model = "486"; | |
366 | } | |
367 | x86_cpu_change_kvm_default("kvm-pv-eoi", NULL); | |
368 | enable_compat_apic_id_mode(); | |
369 | pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, TYPE_I440FX_PCI_DEVICE); | |
370 | } | |
371 | ||
372 | #ifdef CONFIG_XEN | |
373 | static void pc_xen_hvm_init_pci(MachineState *machine) | |
374 | { | |
375 | const char *pci_type = has_igd_gfx_passthru ? | |
376 | TYPE_IGD_PASSTHROUGH_I440FX_PCI_DEVICE : TYPE_I440FX_PCI_DEVICE; | |
377 | ||
378 | pc_init1(machine, | |
379 | TYPE_I440FX_PCI_HOST_BRIDGE, | |
380 | pci_type); | |
381 | } | |
382 | ||
383 | static void pc_xen_hvm_init(MachineState *machine) | |
384 | { | |
385 | PCIBus *bus; | |
386 | ||
387 | if (!xen_enabled()) { | |
388 | error_report("xenfv machine requires the xen accelerator"); | |
389 | exit(1); | |
390 | } | |
391 | ||
392 | pc_xen_hvm_init_pci(machine); | |
393 | ||
394 | bus = pci_find_primary_bus(); | |
395 | if (bus != NULL) { | |
396 | pci_create_simple(bus, -1, "xen-platform"); | |
397 | } | |
398 | } | |
399 | #endif | |
400 | ||
401 | #define DEFINE_I440FX_MACHINE(suffix, name, compatfn, optionfn) \ | |
402 | static void pc_init_##suffix(MachineState *machine) \ | |
403 | { \ | |
404 | void (*compat)(MachineState *m) = (compatfn); \ | |
405 | if (compat) { \ | |
406 | compat(machine); \ | |
407 | } \ | |
408 | pc_init1(machine, TYPE_I440FX_PCI_HOST_BRIDGE, \ | |
409 | TYPE_I440FX_PCI_DEVICE); \ | |
410 | } \ | |
411 | DEFINE_PC_MACHINE(suffix, name, pc_init_##suffix, optionfn) | |
412 | ||
413 | static void pc_i440fx_machine_options(MachineClass *m) | |
414 | { | |
415 | m->family = "pc_piix"; | |
416 | m->desc = "Standard PC (i440FX + PIIX, 1996)"; | |
417 | m->hot_add_cpu = pc_hot_add_cpu; | |
418 | m->default_machine_opts = "firmware=bios-256k.bin"; | |
419 | m->default_display = "std"; | |
420 | } | |
421 | ||
422 | static void pc_i440fx_2_6_machine_options(MachineClass *m) | |
423 | { | |
424 | pc_i440fx_machine_options(m); | |
425 | m->alias = "pc"; | |
426 | m->is_default = 1; | |
427 | } | |
428 | ||
429 | DEFINE_I440FX_MACHINE(v2_6, "pc-i440fx-2.6", NULL, | |
430 | pc_i440fx_2_6_machine_options); | |
431 | ||
432 | ||
433 | static void pc_i440fx_2_5_machine_options(MachineClass *m) | |
434 | { | |
435 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
436 | pc_i440fx_2_6_machine_options(m); | |
437 | m->alias = NULL; | |
438 | m->is_default = 0; | |
439 | pcmc->save_tsc_khz = false; | |
440 | SET_MACHINE_COMPAT(m, PC_COMPAT_2_5); | |
441 | } | |
442 | ||
443 | DEFINE_I440FX_MACHINE(v2_5, "pc-i440fx-2.5", NULL, | |
444 | pc_i440fx_2_5_machine_options); | |
445 | ||
446 | ||
447 | static void pc_i440fx_2_4_machine_options(MachineClass *m) | |
448 | { | |
449 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
450 | pc_i440fx_2_5_machine_options(m); | |
451 | m->hw_version = "2.4.0"; | |
452 | pcmc->broken_reserved_end = true; | |
453 | SET_MACHINE_COMPAT(m, PC_COMPAT_2_4); | |
454 | } | |
455 | ||
456 | DEFINE_I440FX_MACHINE(v2_4, "pc-i440fx-2.4", NULL, | |
457 | pc_i440fx_2_4_machine_options) | |
458 | ||
459 | ||
460 | static void pc_i440fx_2_3_machine_options(MachineClass *m) | |
461 | { | |
462 | pc_i440fx_2_4_machine_options(m); | |
463 | m->hw_version = "2.3.0"; | |
464 | SET_MACHINE_COMPAT(m, PC_COMPAT_2_3); | |
465 | } | |
466 | ||
467 | DEFINE_I440FX_MACHINE(v2_3, "pc-i440fx-2.3", pc_compat_2_3, | |
468 | pc_i440fx_2_3_machine_options); | |
469 | ||
470 | ||
471 | static void pc_i440fx_2_2_machine_options(MachineClass *m) | |
472 | { | |
473 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
474 | pc_i440fx_2_3_machine_options(m); | |
475 | m->hw_version = "2.2.0"; | |
476 | SET_MACHINE_COMPAT(m, PC_COMPAT_2_2); | |
477 | pcmc->rsdp_in_ram = false; | |
478 | } | |
479 | ||
480 | DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2, | |
481 | pc_i440fx_2_2_machine_options); | |
482 | ||
483 | ||
484 | static void pc_i440fx_2_1_machine_options(MachineClass *m) | |
485 | { | |
486 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
487 | pc_i440fx_2_2_machine_options(m); | |
488 | m->hw_version = "2.1.0"; | |
489 | m->default_display = NULL; | |
490 | SET_MACHINE_COMPAT(m, PC_COMPAT_2_1); | |
491 | pcmc->smbios_uuid_encoded = false; | |
492 | pcmc->enforce_aligned_dimm = false; | |
493 | } | |
494 | ||
495 | DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1, | |
496 | pc_i440fx_2_1_machine_options); | |
497 | ||
498 | ||
499 | ||
500 | static void pc_i440fx_2_0_machine_options(MachineClass *m) | |
501 | { | |
502 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
503 | pc_i440fx_2_1_machine_options(m); | |
504 | m->hw_version = "2.0.0"; | |
505 | SET_MACHINE_COMPAT(m, PC_COMPAT_2_0); | |
506 | pcmc->smbios_legacy_mode = true; | |
507 | pcmc->has_reserved_memory = false; | |
508 | /* This value depends on the actual DSDT and SSDT compiled into | |
509 | * the source QEMU; unfortunately it depends on the binary and | |
510 | * not on the machine type, so we cannot make pc-i440fx-1.7 work on | |
511 | * both QEMU 1.7 and QEMU 2.0. | |
512 | * | |
513 | * Large variations cause migration to fail for more than one | |
514 | * consecutive value of the "-smp" maxcpus option. | |
515 | * | |
516 | * For small variations of the kind caused by different iasl versions, | |
517 | * the 4k rounding usually leaves slack. However, there could be still | |
518 | * one or two values that break. For QEMU 1.7 and QEMU 2.0 the | |
519 | * slack is only ~10 bytes before one "-smp maxcpus" value breaks! | |
520 | * | |
521 | * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on | |
522 | * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418. | |
523 | */ | |
524 | pcmc->legacy_acpi_table_size = 6652; | |
525 | pcmc->acpi_data_size = 0x10000; | |
526 | } | |
527 | ||
528 | DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0, | |
529 | pc_i440fx_2_0_machine_options); | |
530 | ||
531 | ||
532 | static void pc_i440fx_1_7_machine_options(MachineClass *m) | |
533 | { | |
534 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
535 | pc_i440fx_2_0_machine_options(m); | |
536 | m->hw_version = "1.7.0"; | |
537 | m->default_machine_opts = NULL; | |
538 | m->option_rom_has_mr = true; | |
539 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_7); | |
540 | pcmc->smbios_defaults = false; | |
541 | pcmc->gigabyte_align = false; | |
542 | pcmc->legacy_acpi_table_size = 6414; | |
543 | } | |
544 | ||
545 | DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7, | |
546 | pc_i440fx_1_7_machine_options); | |
547 | ||
548 | ||
549 | static void pc_i440fx_1_6_machine_options(MachineClass *m) | |
550 | { | |
551 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
552 | pc_i440fx_1_7_machine_options(m); | |
553 | m->hw_version = "1.6.0"; | |
554 | m->rom_file_has_mr = false; | |
555 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_6); | |
556 | pcmc->has_acpi_build = false; | |
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 | m->hw_version = "1.5.0"; | |
567 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_5); | |
568 | } | |
569 | ||
570 | DEFINE_I440FX_MACHINE(v1_5, "pc-i440fx-1.5", pc_compat_1_5, | |
571 | pc_i440fx_1_5_machine_options); | |
572 | ||
573 | ||
574 | static void pc_i440fx_1_4_machine_options(MachineClass *m) | |
575 | { | |
576 | pc_i440fx_1_5_machine_options(m); | |
577 | m->hw_version = "1.4.0"; | |
578 | m->hot_add_cpu = NULL; | |
579 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_4); | |
580 | } | |
581 | ||
582 | DEFINE_I440FX_MACHINE(v1_4, "pc-i440fx-1.4", pc_compat_1_4, | |
583 | pc_i440fx_1_4_machine_options); | |
584 | ||
585 | ||
586 | #define PC_COMPAT_1_3 \ | |
587 | PC_COMPAT_1_4 \ | |
588 | {\ | |
589 | .driver = "usb-tablet",\ | |
590 | .property = "usb_version",\ | |
591 | .value = stringify(1),\ | |
592 | },{\ | |
593 | .driver = "virtio-net-pci",\ | |
594 | .property = "ctrl_mac_addr",\ | |
595 | .value = "off", \ | |
596 | },{ \ | |
597 | .driver = "virtio-net-pci", \ | |
598 | .property = "mq", \ | |
599 | .value = "off", \ | |
600 | }, {\ | |
601 | .driver = "e1000",\ | |
602 | .property = "autonegotiation",\ | |
603 | .value = "off",\ | |
604 | }, | |
605 | ||
606 | ||
607 | static void pc_i440fx_1_3_machine_options(MachineClass *m) | |
608 | { | |
609 | pc_i440fx_1_4_machine_options(m); | |
610 | m->hw_version = "1.3.0"; | |
611 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_3); | |
612 | } | |
613 | ||
614 | DEFINE_I440FX_MACHINE(v1_3, "pc-1.3", pc_compat_1_3, | |
615 | pc_i440fx_1_3_machine_options); | |
616 | ||
617 | ||
618 | #define PC_COMPAT_1_2 \ | |
619 | PC_COMPAT_1_3 \ | |
620 | {\ | |
621 | .driver = "nec-usb-xhci",\ | |
622 | .property = "msi",\ | |
623 | .value = "off",\ | |
624 | },{\ | |
625 | .driver = "nec-usb-xhci",\ | |
626 | .property = "msix",\ | |
627 | .value = "off",\ | |
628 | },{\ | |
629 | .driver = "ivshmem",\ | |
630 | .property = "use64",\ | |
631 | .value = "0",\ | |
632 | },{\ | |
633 | .driver = "qxl",\ | |
634 | .property = "revision",\ | |
635 | .value = stringify(3),\ | |
636 | },{\ | |
637 | .driver = "qxl-vga",\ | |
638 | .property = "revision",\ | |
639 | .value = stringify(3),\ | |
640 | },{\ | |
641 | .driver = "VGA",\ | |
642 | .property = "mmio",\ | |
643 | .value = "off",\ | |
644 | }, | |
645 | ||
646 | static void pc_i440fx_1_2_machine_options(MachineClass *m) | |
647 | { | |
648 | pc_i440fx_1_3_machine_options(m); | |
649 | m->hw_version = "1.2.0"; | |
650 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_2); | |
651 | } | |
652 | ||
653 | DEFINE_I440FX_MACHINE(v1_2, "pc-1.2", pc_compat_1_2, | |
654 | pc_i440fx_1_2_machine_options); | |
655 | ||
656 | ||
657 | #define PC_COMPAT_1_1 \ | |
658 | PC_COMPAT_1_2 \ | |
659 | {\ | |
660 | .driver = "virtio-scsi-pci",\ | |
661 | .property = "hotplug",\ | |
662 | .value = "off",\ | |
663 | },{\ | |
664 | .driver = "virtio-scsi-pci",\ | |
665 | .property = "param_change",\ | |
666 | .value = "off",\ | |
667 | },{\ | |
668 | .driver = "VGA",\ | |
669 | .property = "vgamem_mb",\ | |
670 | .value = stringify(8),\ | |
671 | },{\ | |
672 | .driver = "vmware-svga",\ | |
673 | .property = "vgamem_mb",\ | |
674 | .value = stringify(8),\ | |
675 | },{\ | |
676 | .driver = "qxl-vga",\ | |
677 | .property = "vgamem_mb",\ | |
678 | .value = stringify(8),\ | |
679 | },{\ | |
680 | .driver = "qxl",\ | |
681 | .property = "vgamem_mb",\ | |
682 | .value = stringify(8),\ | |
683 | },{\ | |
684 | .driver = "virtio-blk-pci",\ | |
685 | .property = "config-wce",\ | |
686 | .value = "off",\ | |
687 | }, | |
688 | ||
689 | static void pc_i440fx_1_1_machine_options(MachineClass *m) | |
690 | { | |
691 | pc_i440fx_1_2_machine_options(m); | |
692 | m->hw_version = "1.1.0"; | |
693 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_1); | |
694 | } | |
695 | ||
696 | DEFINE_I440FX_MACHINE(v1_1, "pc-1.1", pc_compat_1_2, | |
697 | pc_i440fx_1_1_machine_options); | |
698 | ||
699 | ||
700 | #define PC_COMPAT_1_0 \ | |
701 | PC_COMPAT_1_1 \ | |
702 | {\ | |
703 | .driver = TYPE_ISA_FDC,\ | |
704 | .property = "check_media_rate",\ | |
705 | .value = "off",\ | |
706 | }, {\ | |
707 | .driver = "virtio-balloon-pci",\ | |
708 | .property = "class",\ | |
709 | .value = stringify(PCI_CLASS_MEMORY_RAM),\ | |
710 | },{\ | |
711 | .driver = "apic-common",\ | |
712 | .property = "vapic",\ | |
713 | .value = "off",\ | |
714 | },{\ | |
715 | .driver = TYPE_USB_DEVICE,\ | |
716 | .property = "full-path",\ | |
717 | .value = "no",\ | |
718 | }, | |
719 | ||
720 | static void pc_i440fx_1_0_machine_options(MachineClass *m) | |
721 | { | |
722 | pc_i440fx_1_1_machine_options(m); | |
723 | m->hw_version = "1.0"; | |
724 | SET_MACHINE_COMPAT(m, PC_COMPAT_1_0); | |
725 | } | |
726 | ||
727 | DEFINE_I440FX_MACHINE(v1_0, "pc-1.0", pc_compat_1_2, | |
728 | pc_i440fx_1_0_machine_options); | |
729 | ||
730 | ||
731 | #define PC_COMPAT_0_15 \ | |
732 | PC_COMPAT_1_0 | |
733 | ||
734 | static void pc_i440fx_0_15_machine_options(MachineClass *m) | |
735 | { | |
736 | pc_i440fx_1_0_machine_options(m); | |
737 | m->hw_version = "0.15"; | |
738 | SET_MACHINE_COMPAT(m, PC_COMPAT_0_15); | |
739 | } | |
740 | ||
741 | DEFINE_I440FX_MACHINE(v0_15, "pc-0.15", pc_compat_1_2, | |
742 | pc_i440fx_0_15_machine_options); | |
743 | ||
744 | ||
745 | #define PC_COMPAT_0_14 \ | |
746 | PC_COMPAT_0_15 \ | |
747 | {\ | |
748 | .driver = "virtio-blk-pci",\ | |
749 | .property = "event_idx",\ | |
750 | .value = "off",\ | |
751 | },{\ | |
752 | .driver = "virtio-serial-pci",\ | |
753 | .property = "event_idx",\ | |
754 | .value = "off",\ | |
755 | },{\ | |
756 | .driver = "virtio-net-pci",\ | |
757 | .property = "event_idx",\ | |
758 | .value = "off",\ | |
759 | },{\ | |
760 | .driver = "virtio-balloon-pci",\ | |
761 | .property = "event_idx",\ | |
762 | .value = "off",\ | |
763 | },{\ | |
764 | .driver = "qxl",\ | |
765 | .property = "revision",\ | |
766 | .value = stringify(2),\ | |
767 | },{\ | |
768 | .driver = "qxl-vga",\ | |
769 | .property = "revision",\ | |
770 | .value = stringify(2),\ | |
771 | }, | |
772 | ||
773 | static void pc_i440fx_0_14_machine_options(MachineClass *m) | |
774 | { | |
775 | pc_i440fx_0_15_machine_options(m); | |
776 | m->hw_version = "0.14"; | |
777 | SET_MACHINE_COMPAT(m, PC_COMPAT_0_14); | |
778 | } | |
779 | ||
780 | DEFINE_I440FX_MACHINE(v0_14, "pc-0.14", pc_compat_1_2, | |
781 | pc_i440fx_0_14_machine_options); | |
782 | ||
783 | ||
784 | #define PC_COMPAT_0_13 \ | |
785 | PC_COMPAT_0_14 \ | |
786 | {\ | |
787 | .driver = TYPE_PCI_DEVICE,\ | |
788 | .property = "command_serr_enable",\ | |
789 | .value = "off",\ | |
790 | },{\ | |
791 | .driver = "AC97",\ | |
792 | .property = "use_broken_id",\ | |
793 | .value = stringify(1),\ | |
794 | },{\ | |
795 | .driver = "virtio-9p-pci",\ | |
796 | .property = "vectors",\ | |
797 | .value = stringify(0),\ | |
798 | },{\ | |
799 | .driver = "VGA",\ | |
800 | .property = "rombar",\ | |
801 | .value = stringify(0),\ | |
802 | },{\ | |
803 | .driver = "vmware-svga",\ | |
804 | .property = "rombar",\ | |
805 | .value = stringify(0),\ | |
806 | }, | |
807 | ||
808 | static void pc_i440fx_0_13_machine_options(MachineClass *m) | |
809 | { | |
810 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
811 | pc_i440fx_0_14_machine_options(m); | |
812 | m->hw_version = "0.13"; | |
813 | SET_MACHINE_COMPAT(m, PC_COMPAT_0_13); | |
814 | pcmc->kvmclock_enabled = false; | |
815 | } | |
816 | ||
817 | DEFINE_I440FX_MACHINE(v0_13, "pc-0.13", pc_compat_0_13, | |
818 | pc_i440fx_0_13_machine_options); | |
819 | ||
820 | ||
821 | #define PC_COMPAT_0_12 \ | |
822 | PC_COMPAT_0_13 \ | |
823 | {\ | |
824 | .driver = "virtio-serial-pci",\ | |
825 | .property = "max_ports",\ | |
826 | .value = stringify(1),\ | |
827 | },{\ | |
828 | .driver = "virtio-serial-pci",\ | |
829 | .property = "vectors",\ | |
830 | .value = stringify(0),\ | |
831 | },{\ | |
832 | .driver = "usb-mouse",\ | |
833 | .property = "serial",\ | |
834 | .value = "1",\ | |
835 | },{\ | |
836 | .driver = "usb-tablet",\ | |
837 | .property = "serial",\ | |
838 | .value = "1",\ | |
839 | },{\ | |
840 | .driver = "usb-kbd",\ | |
841 | .property = "serial",\ | |
842 | .value = "1",\ | |
843 | }, | |
844 | ||
845 | static void pc_i440fx_0_12_machine_options(MachineClass *m) | |
846 | { | |
847 | pc_i440fx_0_13_machine_options(m); | |
848 | m->hw_version = "0.12"; | |
849 | SET_MACHINE_COMPAT(m, PC_COMPAT_0_12); | |
850 | } | |
851 | ||
852 | DEFINE_I440FX_MACHINE(v0_12, "pc-0.12", pc_compat_0_13, | |
853 | pc_i440fx_0_12_machine_options); | |
854 | ||
855 | ||
856 | #define PC_COMPAT_0_11 \ | |
857 | PC_COMPAT_0_12 \ | |
858 | {\ | |
859 | .driver = "virtio-blk-pci",\ | |
860 | .property = "vectors",\ | |
861 | .value = stringify(0),\ | |
862 | },{\ | |
863 | .driver = TYPE_PCI_DEVICE,\ | |
864 | .property = "rombar",\ | |
865 | .value = stringify(0),\ | |
866 | },{\ | |
867 | .driver = "ide-drive",\ | |
868 | .property = "ver",\ | |
869 | .value = "0.11",\ | |
870 | },{\ | |
871 | .driver = "scsi-disk",\ | |
872 | .property = "ver",\ | |
873 | .value = "0.11",\ | |
874 | }, | |
875 | ||
876 | static void pc_i440fx_0_11_machine_options(MachineClass *m) | |
877 | { | |
878 | pc_i440fx_0_12_machine_options(m); | |
879 | m->hw_version = "0.11"; | |
880 | SET_MACHINE_COMPAT(m, PC_COMPAT_0_11); | |
881 | } | |
882 | ||
883 | DEFINE_I440FX_MACHINE(v0_11, "pc-0.11", pc_compat_0_13, | |
884 | pc_i440fx_0_11_machine_options); | |
885 | ||
886 | ||
887 | #define PC_COMPAT_0_10 \ | |
888 | PC_COMPAT_0_11 \ | |
889 | {\ | |
890 | .driver = "virtio-blk-pci",\ | |
891 | .property = "class",\ | |
892 | .value = stringify(PCI_CLASS_STORAGE_OTHER),\ | |
893 | },{\ | |
894 | .driver = "virtio-serial-pci",\ | |
895 | .property = "class",\ | |
896 | .value = stringify(PCI_CLASS_DISPLAY_OTHER),\ | |
897 | },{\ | |
898 | .driver = "virtio-net-pci",\ | |
899 | .property = "vectors",\ | |
900 | .value = stringify(0),\ | |
901 | },{\ | |
902 | .driver = "ide-drive",\ | |
903 | .property = "ver",\ | |
904 | .value = "0.10",\ | |
905 | },{\ | |
906 | .driver = "scsi-disk",\ | |
907 | .property = "ver",\ | |
908 | .value = "0.10",\ | |
909 | }, | |
910 | ||
911 | static void pc_i440fx_0_10_machine_options(MachineClass *m) | |
912 | { | |
913 | pc_i440fx_0_11_machine_options(m); | |
914 | m->hw_version = "0.10"; | |
915 | SET_MACHINE_COMPAT(m, PC_COMPAT_0_10); | |
916 | } | |
917 | ||
918 | DEFINE_I440FX_MACHINE(v0_10, "pc-0.10", pc_compat_0_13, | |
919 | pc_i440fx_0_10_machine_options); | |
920 | ||
921 | typedef struct { | |
922 | uint16_t gpu_device_id; | |
923 | uint16_t pch_device_id; | |
924 | uint8_t pch_revision_id; | |
925 | } IGDDeviceIDInfo; | |
926 | ||
927 | /* In real world different GPU should have different PCH. But actually | |
928 | * the different PCH DIDs likely map to different PCH SKUs. We do the | |
929 | * same thing for the GPU. For PCH, the different SKUs are going to be | |
930 | * all the same silicon design and implementation, just different | |
931 | * features turn on and off with fuses. The SW interfaces should be | |
932 | * consistent across all SKUs in a given family (eg LPT). But just same | |
933 | * features may not be supported. | |
934 | * | |
935 | * Most of these different PCH features probably don't matter to the | |
936 | * Gfx driver, but obviously any difference in display port connections | |
937 | * will so it should be fine with any PCH in case of passthrough. | |
938 | * | |
939 | * So currently use one PCH version, 0x8c4e, to cover all HSW(Haswell) | |
940 | * scenarios, 0x9cc3 for BDW(Broadwell). | |
941 | */ | |
942 | static const IGDDeviceIDInfo igd_combo_id_infos[] = { | |
943 | /* HSW Classic */ | |
944 | {0x0402, 0x8c4e, 0x04}, /* HSWGT1D, HSWD_w7 */ | |
945 | {0x0406, 0x8c4e, 0x04}, /* HSWGT1M, HSWM_w7 */ | |
946 | {0x0412, 0x8c4e, 0x04}, /* HSWGT2D, HSWD_w7 */ | |
947 | {0x0416, 0x8c4e, 0x04}, /* HSWGT2M, HSWM_w7 */ | |
948 | {0x041E, 0x8c4e, 0x04}, /* HSWGT15D, HSWD_w7 */ | |
949 | /* HSW ULT */ | |
950 | {0x0A06, 0x8c4e, 0x04}, /* HSWGT1UT, HSWM_w7 */ | |
951 | {0x0A16, 0x8c4e, 0x04}, /* HSWGT2UT, HSWM_w7 */ | |
952 | {0x0A26, 0x8c4e, 0x06}, /* HSWGT3UT, HSWM_w7 */ | |
953 | {0x0A2E, 0x8c4e, 0x04}, /* HSWGT3UT28W, HSWM_w7 */ | |
954 | {0x0A1E, 0x8c4e, 0x04}, /* HSWGT2UX, HSWM_w7 */ | |
955 | {0x0A0E, 0x8c4e, 0x04}, /* HSWGT1ULX, HSWM_w7 */ | |
956 | /* HSW CRW */ | |
957 | {0x0D26, 0x8c4e, 0x04}, /* HSWGT3CW, HSWM_w7 */ | |
958 | {0x0D22, 0x8c4e, 0x04}, /* HSWGT3CWDT, HSWD_w7 */ | |
959 | /* HSW Server */ | |
960 | {0x041A, 0x8c4e, 0x04}, /* HSWSVGT2, HSWD_w7 */ | |
961 | /* HSW SRVR */ | |
962 | {0x040A, 0x8c4e, 0x04}, /* HSWSVGT1, HSWD_w7 */ | |
963 | /* BSW */ | |
964 | {0x1606, 0x9cc3, 0x03}, /* BDWULTGT1, BDWM_w7 */ | |
965 | {0x1616, 0x9cc3, 0x03}, /* BDWULTGT2, BDWM_w7 */ | |
966 | {0x1626, 0x9cc3, 0x03}, /* BDWULTGT3, BDWM_w7 */ | |
967 | {0x160E, 0x9cc3, 0x03}, /* BDWULXGT1, BDWM_w7 */ | |
968 | {0x161E, 0x9cc3, 0x03}, /* BDWULXGT2, BDWM_w7 */ | |
969 | {0x1602, 0x9cc3, 0x03}, /* BDWHALOGT1, BDWM_w7 */ | |
970 | {0x1612, 0x9cc3, 0x03}, /* BDWHALOGT2, BDWM_w7 */ | |
971 | {0x1622, 0x9cc3, 0x03}, /* BDWHALOGT3, BDWM_w7 */ | |
972 | {0x162B, 0x9cc3, 0x03}, /* BDWHALO28W, BDWM_w7 */ | |
973 | {0x162A, 0x9cc3, 0x03}, /* BDWGT3WRKS, BDWM_w7 */ | |
974 | {0x162D, 0x9cc3, 0x03}, /* BDWGT3SRVR, BDWM_w7 */ | |
975 | }; | |
976 | ||
977 | static void isa_bridge_class_init(ObjectClass *klass, void *data) | |
978 | { | |
979 | DeviceClass *dc = DEVICE_CLASS(klass); | |
980 | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); | |
981 | ||
982 | dc->desc = "ISA bridge faked to support IGD PT"; | |
983 | k->vendor_id = PCI_VENDOR_ID_INTEL; | |
984 | k->class_id = PCI_CLASS_BRIDGE_ISA; | |
985 | }; | |
986 | ||
987 | static TypeInfo isa_bridge_info = { | |
988 | .name = "igd-passthrough-isa-bridge", | |
989 | .parent = TYPE_PCI_DEVICE, | |
990 | .instance_size = sizeof(PCIDevice), | |
991 | .class_init = isa_bridge_class_init, | |
992 | }; | |
993 | ||
994 | static void pt_graphics_register_types(void) | |
995 | { | |
996 | type_register_static(&isa_bridge_info); | |
997 | } | |
998 | type_init(pt_graphics_register_types) | |
999 | ||
1000 | void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id) | |
1001 | { | |
1002 | struct PCIDevice *bridge_dev; | |
1003 | int i, num; | |
1004 | uint16_t pch_dev_id = 0xffff; | |
1005 | uint8_t pch_rev_id; | |
1006 | ||
1007 | num = ARRAY_SIZE(igd_combo_id_infos); | |
1008 | for (i = 0; i < num; i++) { | |
1009 | if (gpu_dev_id == igd_combo_id_infos[i].gpu_device_id) { | |
1010 | pch_dev_id = igd_combo_id_infos[i].pch_device_id; | |
1011 | pch_rev_id = igd_combo_id_infos[i].pch_revision_id; | |
1012 | } | |
1013 | } | |
1014 | ||
1015 | if (pch_dev_id == 0xffff) { | |
1016 | return; | |
1017 | } | |
1018 | ||
1019 | /* Currently IGD drivers always need to access PCH by 1f.0. */ | |
1020 | bridge_dev = pci_create_simple(bus, PCI_DEVFN(0x1f, 0), | |
1021 | "igd-passthrough-isa-bridge"); | |
1022 | ||
1023 | /* | |
1024 | * Note that vendor id is always PCI_VENDOR_ID_INTEL. | |
1025 | */ | |
1026 | if (!bridge_dev) { | |
1027 | fprintf(stderr, "set igd-passthrough-isa-bridge failed!\n"); | |
1028 | return; | |
1029 | } | |
1030 | pci_config_set_device_id(bridge_dev->config, pch_dev_id); | |
1031 | pci_config_set_revision(bridge_dev->config, pch_rev_id); | |
1032 | } | |
1033 | ||
1034 | static void isapc_machine_options(MachineClass *m) | |
1035 | { | |
1036 | PCMachineClass *pcmc = PC_MACHINE_CLASS(m); | |
1037 | m->desc = "ISA-only PC"; | |
1038 | m->max_cpus = 1; | |
1039 | m->option_rom_has_mr = true; | |
1040 | m->rom_file_has_mr = false; | |
1041 | pcmc->pci_enabled = false; | |
1042 | pcmc->has_acpi_build = false; | |
1043 | pcmc->smbios_defaults = false; | |
1044 | pcmc->gigabyte_align = false; | |
1045 | pcmc->smbios_legacy_mode = true; | |
1046 | pcmc->has_reserved_memory = false; | |
1047 | } | |
1048 | ||
1049 | DEFINE_PC_MACHINE(isapc, "isapc", pc_init_isa, | |
1050 | isapc_machine_options); | |
1051 | ||
1052 | ||
1053 | #ifdef CONFIG_XEN | |
1054 | static void xenfv_machine_options(MachineClass *m) | |
1055 | { | |
1056 | m->desc = "Xen Fully-virtualized PC"; | |
1057 | m->max_cpus = HVM_MAX_VCPUS; | |
1058 | m->default_machine_opts = "accel=xen"; | |
1059 | m->hot_add_cpu = pc_hot_add_cpu; | |
1060 | } | |
1061 | ||
1062 | DEFINE_PC_MACHINE(xenfv, "xenfv", pc_xen_hvm_init, | |
1063 | xenfv_machine_options); | |
1064 | #endif |