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Commit | Line | Data |
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36d20cb2 MA |
1 | /* |
2 | * QEMU Machine | |
3 | * | |
4 | * Copyright (C) 2014 Red Hat Inc | |
5 | * | |
6 | * Authors: | |
7 | * Marcel Apfelbaum <marcel.a@redhat.com> | |
8 | * | |
9 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
10 | * See the COPYING file in the top-level directory. | |
11 | */ | |
12 | ||
18c86e2b | 13 | #include "qemu/osdep.h" |
fc6b3cf9 | 14 | #include "qemu/units.h" |
36d20cb2 | 15 | #include "hw/boards.h" |
da34e65c | 16 | #include "qapi/error.h" |
9af23989 | 17 | #include "qapi/qapi-visit-common.h" |
6b1b1440 | 18 | #include "qapi/visitor.h" |
33cd52b5 AG |
19 | #include "hw/sysbus.h" |
20 | #include "sysemu/sysemu.h" | |
3bfe5716 | 21 | #include "sysemu/numa.h" |
33cd52b5 | 22 | #include "qemu/error-report.h" |
c6ff347c | 23 | #include "sysemu/qtest.h" |
edc24ccd | 24 | #include "hw/pci/pci.h" |
6b1b1440 | 25 | |
abd93cc7 MAL |
26 | GlobalProperty hw_compat_3_1[] = { |
27 | { | |
28 | .driver = "pcie-root-port", | |
29 | .property = "x-speed", | |
30 | .value = "2_5", | |
31 | },{ | |
32 | .driver = "pcie-root-port", | |
33 | .property = "x-width", | |
34 | .value = "1", | |
35 | }, | |
36 | }; | |
37 | const size_t hw_compat_3_1_len = G_N_ELEMENTS(hw_compat_3_1); | |
38 | ||
ddb3235d MAL |
39 | GlobalProperty hw_compat_3_0[] = {}; |
40 | const size_t hw_compat_3_0_len = G_N_ELEMENTS(hw_compat_3_0); | |
41 | ||
0d47310b MAL |
42 | GlobalProperty hw_compat_2_12[] = { |
43 | { | |
44 | .driver = "migration", | |
45 | .property = "decompress-error-check", | |
46 | .value = "off", | |
47 | },{ | |
48 | .driver = "hda-audio", | |
49 | .property = "use-timer", | |
50 | .value = "false", | |
51 | },{ | |
52 | .driver = "cirrus-vga", | |
53 | .property = "global-vmstate", | |
54 | .value = "true", | |
55 | },{ | |
56 | .driver = "VGA", | |
57 | .property = "global-vmstate", | |
58 | .value = "true", | |
59 | },{ | |
60 | .driver = "vmware-svga", | |
61 | .property = "global-vmstate", | |
62 | .value = "true", | |
63 | },{ | |
64 | .driver = "qxl-vga", | |
65 | .property = "global-vmstate", | |
66 | .value = "true", | |
67 | }, | |
68 | }; | |
69 | const size_t hw_compat_2_12_len = G_N_ELEMENTS(hw_compat_2_12); | |
70 | ||
43df70a9 MAL |
71 | GlobalProperty hw_compat_2_11[] = { |
72 | { | |
73 | .driver = "hpet", | |
74 | .property = "hpet-offset-saved", | |
75 | .value = "false", | |
76 | },{ | |
77 | .driver = "virtio-blk-pci", | |
78 | .property = "vectors", | |
79 | .value = "2", | |
80 | },{ | |
81 | .driver = "vhost-user-blk-pci", | |
82 | .property = "vectors", | |
83 | .value = "2", | |
84 | },{ | |
85 | .driver = "e1000", | |
86 | .property = "migrate_tso_props", | |
87 | .value = "off", | |
88 | }, | |
89 | }; | |
90 | const size_t hw_compat_2_11_len = G_N_ELEMENTS(hw_compat_2_11); | |
91 | ||
503224f4 MAL |
92 | GlobalProperty hw_compat_2_10[] = { |
93 | { | |
94 | .driver = "virtio-mouse-device", | |
95 | .property = "wheel-axis", | |
96 | .value = "false", | |
97 | },{ | |
98 | .driver = "virtio-tablet-device", | |
99 | .property = "wheel-axis", | |
100 | .value = "false", | |
101 | }, | |
102 | }; | |
103 | const size_t hw_compat_2_10_len = G_N_ELEMENTS(hw_compat_2_10); | |
104 | ||
3e803152 MAL |
105 | GlobalProperty hw_compat_2_9[] = { |
106 | { | |
107 | .driver = "pci-bridge", | |
108 | .property = "shpc", | |
109 | .value = "off", | |
110 | },{ | |
111 | .driver = "intel-iommu", | |
112 | .property = "pt", | |
113 | .value = "off", | |
114 | },{ | |
115 | .driver = "virtio-net-device", | |
116 | .property = "x-mtu-bypass-backend", | |
117 | .value = "off", | |
118 | },{ | |
119 | .driver = "pcie-root-port", | |
120 | .property = "x-migrate-msix", | |
121 | .value = "false", | |
122 | }, | |
123 | }; | |
124 | const size_t hw_compat_2_9_len = G_N_ELEMENTS(hw_compat_2_9); | |
125 | ||
edc24ccd MAL |
126 | GlobalProperty hw_compat_2_8[] = { |
127 | { | |
128 | .driver = "fw_cfg_mem", | |
129 | .property = "x-file-slots", | |
130 | .value = stringify(0x10), | |
131 | },{ | |
132 | .driver = "fw_cfg_io", | |
133 | .property = "x-file-slots", | |
134 | .value = stringify(0x10), | |
135 | },{ | |
136 | .driver = "pflash_cfi01", | |
137 | .property = "old-multiple-chip-handling", | |
138 | .value = "on", | |
139 | },{ | |
140 | .driver = "pci-bridge", | |
141 | .property = "shpc", | |
142 | .value = "on", | |
143 | },{ | |
144 | .driver = TYPE_PCI_DEVICE, | |
145 | .property = "x-pcie-extcap-init", | |
146 | .value = "off", | |
147 | },{ | |
148 | .driver = "virtio-pci", | |
149 | .property = "x-pcie-deverr-init", | |
150 | .value = "off", | |
151 | },{ | |
152 | .driver = "virtio-pci", | |
153 | .property = "x-pcie-lnkctl-init", | |
154 | .value = "off", | |
155 | },{ | |
156 | .driver = "virtio-pci", | |
157 | .property = "x-pcie-pm-init", | |
158 | .value = "off", | |
159 | },{ | |
160 | .driver = "cirrus-vga", | |
161 | .property = "vgamem_mb", | |
162 | .value = "8", | |
163 | },{ | |
164 | .driver = "isa-cirrus-vga", | |
165 | .property = "vgamem_mb", | |
166 | .value = "8", | |
167 | }, | |
168 | }; | |
169 | const size_t hw_compat_2_8_len = G_N_ELEMENTS(hw_compat_2_8); | |
170 | ||
5a995064 MAL |
171 | GlobalProperty hw_compat_2_7[] = { |
172 | { | |
173 | .driver = "virtio-pci", | |
174 | .property = "page-per-vq", | |
175 | .value = "on", | |
176 | },{ | |
177 | .driver = "virtio-serial-device", | |
178 | .property = "emergency-write", | |
179 | .value = "off", | |
180 | },{ | |
181 | .driver = "ioapic", | |
182 | .property = "version", | |
183 | .value = "0x11", | |
184 | },{ | |
185 | .driver = "intel-iommu", | |
186 | .property = "x-buggy-eim", | |
187 | .value = "true", | |
188 | },{ | |
189 | .driver = "virtio-pci", | |
190 | .property = "x-ignore-backend-features", | |
191 | .value = "on", | |
192 | }, | |
193 | }; | |
194 | const size_t hw_compat_2_7_len = G_N_ELEMENTS(hw_compat_2_7); | |
195 | ||
ff8f261f MAL |
196 | GlobalProperty hw_compat_2_6[] = { |
197 | { | |
198 | .driver = "virtio-mmio", | |
199 | .property = "format_transport_address", | |
200 | .value = "off", | |
201 | },{ | |
202 | .driver = "virtio-pci", | |
203 | .property = "disable-modern", | |
204 | .value = "on", | |
205 | },{ | |
206 | .driver = "virtio-pci", | |
207 | .property = "disable-legacy", | |
208 | .value = "off", | |
209 | }, | |
210 | }; | |
211 | const size_t hw_compat_2_6_len = G_N_ELEMENTS(hw_compat_2_6); | |
212 | ||
fe759610 MAL |
213 | GlobalProperty hw_compat_2_5[] = { |
214 | { | |
215 | .driver = "isa-fdc", | |
216 | .property = "fallback", | |
217 | .value = "144", | |
218 | },{ | |
219 | .driver = "pvscsi", | |
220 | .property = "x-old-pci-configuration", | |
221 | .value = "on", | |
222 | },{ | |
223 | .driver = "pvscsi", | |
224 | .property = "x-disable-pcie", | |
225 | .value = "on", | |
226 | }, | |
227 | { | |
228 | .driver = "vmxnet3", | |
229 | .property = "x-old-msi-offsets", | |
230 | .value = "on", | |
231 | },{ | |
232 | .driver = "vmxnet3", | |
233 | .property = "x-disable-pcie", | |
234 | .value = "on", | |
235 | }, | |
236 | }; | |
237 | const size_t hw_compat_2_5_len = G_N_ELEMENTS(hw_compat_2_5); | |
238 | ||
6b1b1440 MA |
239 | static char *machine_get_accel(Object *obj, Error **errp) |
240 | { | |
241 | MachineState *ms = MACHINE(obj); | |
242 | ||
243 | return g_strdup(ms->accel); | |
244 | } | |
245 | ||
246 | static void machine_set_accel(Object *obj, const char *value, Error **errp) | |
247 | { | |
248 | MachineState *ms = MACHINE(obj); | |
249 | ||
556068ee | 250 | g_free(ms->accel); |
6b1b1440 MA |
251 | ms->accel = g_strdup(value); |
252 | } | |
253 | ||
32c18a2d | 254 | static void machine_set_kernel_irqchip(Object *obj, Visitor *v, |
d7bce999 | 255 | const char *name, void *opaque, |
32c18a2d | 256 | Error **errp) |
6b1b1440 | 257 | { |
32c18a2d | 258 | Error *err = NULL; |
6b1b1440 | 259 | MachineState *ms = MACHINE(obj); |
32c18a2d | 260 | OnOffSplit mode; |
6b1b1440 | 261 | |
51e72bc1 | 262 | visit_type_OnOffSplit(v, name, &mode, &err); |
32c18a2d MG |
263 | if (err) { |
264 | error_propagate(errp, err); | |
265 | return; | |
266 | } else { | |
267 | switch (mode) { | |
268 | case ON_OFF_SPLIT_ON: | |
269 | ms->kernel_irqchip_allowed = true; | |
270 | ms->kernel_irqchip_required = true; | |
271 | ms->kernel_irqchip_split = false; | |
272 | break; | |
273 | case ON_OFF_SPLIT_OFF: | |
274 | ms->kernel_irqchip_allowed = false; | |
275 | ms->kernel_irqchip_required = false; | |
276 | ms->kernel_irqchip_split = false; | |
277 | break; | |
278 | case ON_OFF_SPLIT_SPLIT: | |
279 | ms->kernel_irqchip_allowed = true; | |
280 | ms->kernel_irqchip_required = true; | |
281 | ms->kernel_irqchip_split = true; | |
282 | break; | |
283 | default: | |
78a39306 GK |
284 | /* The value was checked in visit_type_OnOffSplit() above. If |
285 | * we get here, then something is wrong in QEMU. | |
286 | */ | |
32c18a2d MG |
287 | abort(); |
288 | } | |
289 | } | |
6b1b1440 MA |
290 | } |
291 | ||
292 | static void machine_get_kvm_shadow_mem(Object *obj, Visitor *v, | |
d7bce999 | 293 | const char *name, void *opaque, |
6b1b1440 MA |
294 | Error **errp) |
295 | { | |
296 | MachineState *ms = MACHINE(obj); | |
297 | int64_t value = ms->kvm_shadow_mem; | |
298 | ||
51e72bc1 | 299 | visit_type_int(v, name, &value, errp); |
6b1b1440 MA |
300 | } |
301 | ||
302 | static void machine_set_kvm_shadow_mem(Object *obj, Visitor *v, | |
d7bce999 | 303 | const char *name, void *opaque, |
6b1b1440 MA |
304 | Error **errp) |
305 | { | |
306 | MachineState *ms = MACHINE(obj); | |
307 | Error *error = NULL; | |
308 | int64_t value; | |
309 | ||
51e72bc1 | 310 | visit_type_int(v, name, &value, &error); |
6b1b1440 MA |
311 | if (error) { |
312 | error_propagate(errp, error); | |
313 | return; | |
314 | } | |
315 | ||
316 | ms->kvm_shadow_mem = value; | |
317 | } | |
318 | ||
319 | static char *machine_get_kernel(Object *obj, Error **errp) | |
320 | { | |
321 | MachineState *ms = MACHINE(obj); | |
322 | ||
323 | return g_strdup(ms->kernel_filename); | |
324 | } | |
325 | ||
326 | static void machine_set_kernel(Object *obj, const char *value, Error **errp) | |
327 | { | |
328 | MachineState *ms = MACHINE(obj); | |
329 | ||
556068ee | 330 | g_free(ms->kernel_filename); |
6b1b1440 MA |
331 | ms->kernel_filename = g_strdup(value); |
332 | } | |
333 | ||
334 | static char *machine_get_initrd(Object *obj, Error **errp) | |
335 | { | |
336 | MachineState *ms = MACHINE(obj); | |
337 | ||
338 | return g_strdup(ms->initrd_filename); | |
339 | } | |
340 | ||
341 | static void machine_set_initrd(Object *obj, const char *value, Error **errp) | |
342 | { | |
343 | MachineState *ms = MACHINE(obj); | |
344 | ||
556068ee | 345 | g_free(ms->initrd_filename); |
6b1b1440 MA |
346 | ms->initrd_filename = g_strdup(value); |
347 | } | |
348 | ||
349 | static char *machine_get_append(Object *obj, Error **errp) | |
350 | { | |
351 | MachineState *ms = MACHINE(obj); | |
352 | ||
353 | return g_strdup(ms->kernel_cmdline); | |
354 | } | |
355 | ||
356 | static void machine_set_append(Object *obj, const char *value, Error **errp) | |
357 | { | |
358 | MachineState *ms = MACHINE(obj); | |
359 | ||
556068ee | 360 | g_free(ms->kernel_cmdline); |
6b1b1440 MA |
361 | ms->kernel_cmdline = g_strdup(value); |
362 | } | |
363 | ||
364 | static char *machine_get_dtb(Object *obj, Error **errp) | |
365 | { | |
366 | MachineState *ms = MACHINE(obj); | |
367 | ||
368 | return g_strdup(ms->dtb); | |
369 | } | |
370 | ||
371 | static void machine_set_dtb(Object *obj, const char *value, Error **errp) | |
372 | { | |
373 | MachineState *ms = MACHINE(obj); | |
374 | ||
556068ee | 375 | g_free(ms->dtb); |
6b1b1440 MA |
376 | ms->dtb = g_strdup(value); |
377 | } | |
378 | ||
379 | static char *machine_get_dumpdtb(Object *obj, Error **errp) | |
380 | { | |
381 | MachineState *ms = MACHINE(obj); | |
382 | ||
383 | return g_strdup(ms->dumpdtb); | |
384 | } | |
385 | ||
386 | static void machine_set_dumpdtb(Object *obj, const char *value, Error **errp) | |
387 | { | |
388 | MachineState *ms = MACHINE(obj); | |
389 | ||
556068ee | 390 | g_free(ms->dumpdtb); |
6b1b1440 MA |
391 | ms->dumpdtb = g_strdup(value); |
392 | } | |
393 | ||
394 | static void machine_get_phandle_start(Object *obj, Visitor *v, | |
d7bce999 EB |
395 | const char *name, void *opaque, |
396 | Error **errp) | |
6b1b1440 MA |
397 | { |
398 | MachineState *ms = MACHINE(obj); | |
399 | int64_t value = ms->phandle_start; | |
400 | ||
51e72bc1 | 401 | visit_type_int(v, name, &value, errp); |
6b1b1440 MA |
402 | } |
403 | ||
404 | static void machine_set_phandle_start(Object *obj, Visitor *v, | |
d7bce999 EB |
405 | const char *name, void *opaque, |
406 | Error **errp) | |
6b1b1440 MA |
407 | { |
408 | MachineState *ms = MACHINE(obj); | |
409 | Error *error = NULL; | |
410 | int64_t value; | |
411 | ||
51e72bc1 | 412 | visit_type_int(v, name, &value, &error); |
6b1b1440 MA |
413 | if (error) { |
414 | error_propagate(errp, error); | |
415 | return; | |
416 | } | |
417 | ||
418 | ms->phandle_start = value; | |
419 | } | |
420 | ||
421 | static char *machine_get_dt_compatible(Object *obj, Error **errp) | |
422 | { | |
423 | MachineState *ms = MACHINE(obj); | |
424 | ||
425 | return g_strdup(ms->dt_compatible); | |
426 | } | |
427 | ||
428 | static void machine_set_dt_compatible(Object *obj, const char *value, Error **errp) | |
429 | { | |
430 | MachineState *ms = MACHINE(obj); | |
431 | ||
556068ee | 432 | g_free(ms->dt_compatible); |
6b1b1440 MA |
433 | ms->dt_compatible = g_strdup(value); |
434 | } | |
435 | ||
436 | static bool machine_get_dump_guest_core(Object *obj, Error **errp) | |
437 | { | |
438 | MachineState *ms = MACHINE(obj); | |
439 | ||
440 | return ms->dump_guest_core; | |
441 | } | |
442 | ||
443 | static void machine_set_dump_guest_core(Object *obj, bool value, Error **errp) | |
444 | { | |
445 | MachineState *ms = MACHINE(obj); | |
446 | ||
447 | ms->dump_guest_core = value; | |
448 | } | |
449 | ||
450 | static bool machine_get_mem_merge(Object *obj, Error **errp) | |
451 | { | |
452 | MachineState *ms = MACHINE(obj); | |
453 | ||
454 | return ms->mem_merge; | |
455 | } | |
456 | ||
457 | static void machine_set_mem_merge(Object *obj, bool value, Error **errp) | |
458 | { | |
459 | MachineState *ms = MACHINE(obj); | |
460 | ||
461 | ms->mem_merge = value; | |
462 | } | |
463 | ||
464 | static bool machine_get_usb(Object *obj, Error **errp) | |
465 | { | |
466 | MachineState *ms = MACHINE(obj); | |
467 | ||
468 | return ms->usb; | |
469 | } | |
470 | ||
471 | static void machine_set_usb(Object *obj, bool value, Error **errp) | |
472 | { | |
473 | MachineState *ms = MACHINE(obj); | |
474 | ||
475 | ms->usb = value; | |
c6e76503 | 476 | ms->usb_disabled = !value; |
6b1b1440 MA |
477 | } |
478 | ||
cfc58cf3 EH |
479 | static bool machine_get_graphics(Object *obj, Error **errp) |
480 | { | |
481 | MachineState *ms = MACHINE(obj); | |
482 | ||
483 | return ms->enable_graphics; | |
484 | } | |
485 | ||
486 | static void machine_set_graphics(Object *obj, bool value, Error **errp) | |
487 | { | |
488 | MachineState *ms = MACHINE(obj); | |
489 | ||
490 | ms->enable_graphics = value; | |
491 | } | |
492 | ||
79814179 TC |
493 | static bool machine_get_igd_gfx_passthru(Object *obj, Error **errp) |
494 | { | |
495 | MachineState *ms = MACHINE(obj); | |
496 | ||
497 | return ms->igd_gfx_passthru; | |
498 | } | |
499 | ||
500 | static void machine_set_igd_gfx_passthru(Object *obj, bool value, Error **errp) | |
501 | { | |
502 | MachineState *ms = MACHINE(obj); | |
503 | ||
504 | ms->igd_gfx_passthru = value; | |
505 | } | |
506 | ||
6b1b1440 MA |
507 | static char *machine_get_firmware(Object *obj, Error **errp) |
508 | { | |
509 | MachineState *ms = MACHINE(obj); | |
510 | ||
511 | return g_strdup(ms->firmware); | |
512 | } | |
513 | ||
514 | static void machine_set_firmware(Object *obj, const char *value, Error **errp) | |
515 | { | |
516 | MachineState *ms = MACHINE(obj); | |
517 | ||
556068ee | 518 | g_free(ms->firmware); |
6b1b1440 MA |
519 | ms->firmware = g_strdup(value); |
520 | } | |
521 | ||
9850c604 AG |
522 | static void machine_set_suppress_vmdesc(Object *obj, bool value, Error **errp) |
523 | { | |
524 | MachineState *ms = MACHINE(obj); | |
525 | ||
526 | ms->suppress_vmdesc = value; | |
527 | } | |
528 | ||
529 | static bool machine_get_suppress_vmdesc(Object *obj, Error **errp) | |
530 | { | |
531 | MachineState *ms = MACHINE(obj); | |
532 | ||
533 | return ms->suppress_vmdesc; | |
534 | } | |
535 | ||
902c053d GK |
536 | static void machine_set_enforce_config_section(Object *obj, bool value, |
537 | Error **errp) | |
538 | { | |
539 | MachineState *ms = MACHINE(obj); | |
540 | ||
91c082ad TH |
541 | warn_report("enforce-config-section is deprecated, please use " |
542 | "-global migration.send-configuration=on|off instead"); | |
543 | ||
902c053d GK |
544 | ms->enforce_config_section = value; |
545 | } | |
546 | ||
547 | static bool machine_get_enforce_config_section(Object *obj, Error **errp) | |
548 | { | |
549 | MachineState *ms = MACHINE(obj); | |
550 | ||
551 | return ms->enforce_config_section; | |
552 | } | |
553 | ||
db588194 BS |
554 | static char *machine_get_memory_encryption(Object *obj, Error **errp) |
555 | { | |
556 | MachineState *ms = MACHINE(obj); | |
557 | ||
558 | return g_strdup(ms->memory_encryption); | |
559 | } | |
560 | ||
561 | static void machine_set_memory_encryption(Object *obj, const char *value, | |
562 | Error **errp) | |
563 | { | |
564 | MachineState *ms = MACHINE(obj); | |
565 | ||
566 | g_free(ms->memory_encryption); | |
567 | ms->memory_encryption = g_strdup(value); | |
568 | } | |
569 | ||
0bd1909d | 570 | void machine_class_allow_dynamic_sysbus_dev(MachineClass *mc, const char *type) |
33cd52b5 | 571 | { |
0bd1909d EH |
572 | strList *item = g_new0(strList, 1); |
573 | ||
574 | item->value = g_strdup(type); | |
575 | item->next = mc->allowed_dynamic_sysbus_devices; | |
576 | mc->allowed_dynamic_sysbus_devices = item; | |
33cd52b5 AG |
577 | } |
578 | ||
0bd1909d | 579 | static void validate_sysbus_device(SysBusDevice *sbdev, void *opaque) |
33cd52b5 | 580 | { |
0bd1909d EH |
581 | MachineState *machine = opaque; |
582 | MachineClass *mc = MACHINE_GET_CLASS(machine); | |
583 | bool allowed = false; | |
584 | strList *wl; | |
33cd52b5 | 585 | |
0bd1909d EH |
586 | for (wl = mc->allowed_dynamic_sysbus_devices; |
587 | !allowed && wl; | |
588 | wl = wl->next) { | |
589 | allowed |= !!object_dynamic_cast(OBJECT(sbdev), wl->value); | |
590 | } | |
591 | ||
592 | if (!allowed) { | |
593 | error_report("Option '-device %s' cannot be handled by this machine", | |
594 | object_class_get_name(object_get_class(OBJECT(sbdev)))); | |
595 | exit(1); | |
33cd52b5 | 596 | } |
0bd1909d EH |
597 | } |
598 | ||
599 | static void machine_init_notify(Notifier *notifier, void *data) | |
600 | { | |
601 | MachineState *machine = MACHINE(qdev_get_machine()); | |
33cd52b5 AG |
602 | |
603 | /* | |
0bd1909d EH |
604 | * Loop through all dynamically created sysbus devices and check if they are |
605 | * all allowed. If a device is not allowed, error out. | |
33cd52b5 | 606 | */ |
0bd1909d | 607 | foreach_dynamic_sysbus_device(validate_sysbus_device, machine); |
33cd52b5 AG |
608 | } |
609 | ||
f2d672c2 IM |
610 | HotpluggableCPUList *machine_query_hotpluggable_cpus(MachineState *machine) |
611 | { | |
612 | int i; | |
f2d672c2 | 613 | HotpluggableCPUList *head = NULL; |
d342eb76 IM |
614 | MachineClass *mc = MACHINE_GET_CLASS(machine); |
615 | ||
616 | /* force board to initialize possible_cpus if it hasn't been done yet */ | |
617 | mc->possible_cpu_arch_ids(machine); | |
f2d672c2 | 618 | |
f2d672c2 | 619 | for (i = 0; i < machine->possible_cpus->len; i++) { |
d342eb76 | 620 | Object *cpu; |
f2d672c2 IM |
621 | HotpluggableCPUList *list_item = g_new0(typeof(*list_item), 1); |
622 | HotpluggableCPU *cpu_item = g_new0(typeof(*cpu_item), 1); | |
623 | ||
d342eb76 | 624 | cpu_item->type = g_strdup(machine->possible_cpus->cpus[i].type); |
f2d672c2 IM |
625 | cpu_item->vcpus_count = machine->possible_cpus->cpus[i].vcpus_count; |
626 | cpu_item->props = g_memdup(&machine->possible_cpus->cpus[i].props, | |
627 | sizeof(*cpu_item->props)); | |
628 | ||
629 | cpu = machine->possible_cpus->cpus[i].cpu; | |
630 | if (cpu) { | |
631 | cpu_item->has_qom_path = true; | |
632 | cpu_item->qom_path = object_get_canonical_path(cpu); | |
633 | } | |
634 | list_item->value = cpu_item; | |
635 | list_item->next = head; | |
636 | head = list_item; | |
637 | } | |
638 | return head; | |
639 | } | |
640 | ||
7c88e65d IM |
641 | /** |
642 | * machine_set_cpu_numa_node: | |
643 | * @machine: machine object to modify | |
644 | * @props: specifies which cpu objects to assign to | |
645 | * numa node specified by @props.node_id | |
646 | * @errp: if an error occurs, a pointer to an area to store the error | |
647 | * | |
648 | * Associate NUMA node specified by @props.node_id with cpu slots that | |
649 | * match socket/core/thread-ids specified by @props. It's recommended to use | |
650 | * query-hotpluggable-cpus.props values to specify affected cpu slots, | |
651 | * which would lead to exact 1:1 mapping of cpu slots to NUMA node. | |
652 | * | |
653 | * However for CLI convenience it's possible to pass in subset of properties, | |
654 | * which would affect all cpu slots that match it. | |
655 | * Ex for pc machine: | |
656 | * -smp 4,cores=2,sockets=2 -numa node,nodeid=0 -numa node,nodeid=1 \ | |
657 | * -numa cpu,node-id=0,socket_id=0 \ | |
658 | * -numa cpu,node-id=1,socket_id=1 | |
659 | * will assign all child cores of socket 0 to node 0 and | |
660 | * of socket 1 to node 1. | |
661 | * | |
662 | * On attempt of reassigning (already assigned) cpu slot to another NUMA node, | |
663 | * return error. | |
664 | * Empty subset is disallowed and function will return with error in this case. | |
665 | */ | |
666 | void machine_set_cpu_numa_node(MachineState *machine, | |
667 | const CpuInstanceProperties *props, Error **errp) | |
668 | { | |
669 | MachineClass *mc = MACHINE_GET_CLASS(machine); | |
670 | bool match = false; | |
671 | int i; | |
672 | ||
673 | if (!mc->possible_cpu_arch_ids) { | |
674 | error_setg(errp, "mapping of CPUs to NUMA node is not supported"); | |
675 | return; | |
676 | } | |
677 | ||
678 | /* disabling node mapping is not supported, forbid it */ | |
679 | assert(props->has_node_id); | |
680 | ||
681 | /* force board to initialize possible_cpus if it hasn't been done yet */ | |
682 | mc->possible_cpu_arch_ids(machine); | |
683 | ||
684 | for (i = 0; i < machine->possible_cpus->len; i++) { | |
685 | CPUArchId *slot = &machine->possible_cpus->cpus[i]; | |
686 | ||
687 | /* reject unsupported by board properties */ | |
688 | if (props->has_thread_id && !slot->props.has_thread_id) { | |
689 | error_setg(errp, "thread-id is not supported"); | |
690 | return; | |
691 | } | |
692 | ||
693 | if (props->has_core_id && !slot->props.has_core_id) { | |
694 | error_setg(errp, "core-id is not supported"); | |
695 | return; | |
696 | } | |
697 | ||
698 | if (props->has_socket_id && !slot->props.has_socket_id) { | |
699 | error_setg(errp, "socket-id is not supported"); | |
700 | return; | |
701 | } | |
702 | ||
703 | /* skip slots with explicit mismatch */ | |
704 | if (props->has_thread_id && props->thread_id != slot->props.thread_id) { | |
705 | continue; | |
706 | } | |
707 | ||
708 | if (props->has_core_id && props->core_id != slot->props.core_id) { | |
709 | continue; | |
710 | } | |
711 | ||
712 | if (props->has_socket_id && props->socket_id != slot->props.socket_id) { | |
713 | continue; | |
714 | } | |
715 | ||
716 | /* reject assignment if slot is already assigned, for compatibility | |
717 | * of legacy cpu_index mapping with SPAPR core based mapping do not | |
718 | * error out if cpu thread and matched core have the same node-id */ | |
719 | if (slot->props.has_node_id && | |
720 | slot->props.node_id != props->node_id) { | |
721 | error_setg(errp, "CPU is already assigned to node-id: %" PRId64, | |
722 | slot->props.node_id); | |
723 | return; | |
724 | } | |
725 | ||
726 | /* assign slot to node as it's matched '-numa cpu' key */ | |
727 | match = true; | |
728 | slot->props.node_id = props->node_id; | |
729 | slot->props.has_node_id = props->has_node_id; | |
730 | } | |
731 | ||
732 | if (!match) { | |
733 | error_setg(errp, "no match found"); | |
734 | } | |
735 | } | |
736 | ||
076b35b5 ND |
737 | static void machine_class_init(ObjectClass *oc, void *data) |
738 | { | |
739 | MachineClass *mc = MACHINE_CLASS(oc); | |
740 | ||
741 | /* Default 128 MB as guest ram size */ | |
d23b6caa | 742 | mc->default_ram_size = 128 * MiB; |
71ae9e94 | 743 | mc->rom_file_has_mr = true; |
26b81df4 | 744 | |
55641213 LV |
745 | /* numa node memory size aligned on 8MB by default. |
746 | * On Linux, each node's border has to be 8MB aligned | |
747 | */ | |
748 | mc->numa_mem_align_shift = 23; | |
3bfe5716 | 749 | mc->numa_auto_assign_ram = numa_default_auto_assign_ram; |
55641213 | 750 | |
26b81df4 EH |
751 | object_class_property_add_str(oc, "accel", |
752 | machine_get_accel, machine_set_accel, &error_abort); | |
753 | object_class_property_set_description(oc, "accel", | |
754 | "Accelerator list", &error_abort); | |
755 | ||
e80200c5 | 756 | object_class_property_add(oc, "kernel-irqchip", "on|off|split", |
26b81df4 EH |
757 | NULL, machine_set_kernel_irqchip, |
758 | NULL, NULL, &error_abort); | |
759 | object_class_property_set_description(oc, "kernel-irqchip", | |
760 | "Configure KVM in-kernel irqchip", &error_abort); | |
761 | ||
762 | object_class_property_add(oc, "kvm-shadow-mem", "int", | |
763 | machine_get_kvm_shadow_mem, machine_set_kvm_shadow_mem, | |
764 | NULL, NULL, &error_abort); | |
765 | object_class_property_set_description(oc, "kvm-shadow-mem", | |
766 | "KVM shadow MMU size", &error_abort); | |
767 | ||
768 | object_class_property_add_str(oc, "kernel", | |
769 | machine_get_kernel, machine_set_kernel, &error_abort); | |
770 | object_class_property_set_description(oc, "kernel", | |
771 | "Linux kernel image file", &error_abort); | |
772 | ||
773 | object_class_property_add_str(oc, "initrd", | |
774 | machine_get_initrd, machine_set_initrd, &error_abort); | |
775 | object_class_property_set_description(oc, "initrd", | |
776 | "Linux initial ramdisk file", &error_abort); | |
777 | ||
778 | object_class_property_add_str(oc, "append", | |
779 | machine_get_append, machine_set_append, &error_abort); | |
780 | object_class_property_set_description(oc, "append", | |
781 | "Linux kernel command line", &error_abort); | |
782 | ||
783 | object_class_property_add_str(oc, "dtb", | |
784 | machine_get_dtb, machine_set_dtb, &error_abort); | |
785 | object_class_property_set_description(oc, "dtb", | |
786 | "Linux kernel device tree file", &error_abort); | |
787 | ||
788 | object_class_property_add_str(oc, "dumpdtb", | |
789 | machine_get_dumpdtb, machine_set_dumpdtb, &error_abort); | |
790 | object_class_property_set_description(oc, "dumpdtb", | |
791 | "Dump current dtb to a file and quit", &error_abort); | |
792 | ||
793 | object_class_property_add(oc, "phandle-start", "int", | |
794 | machine_get_phandle_start, machine_set_phandle_start, | |
795 | NULL, NULL, &error_abort); | |
796 | object_class_property_set_description(oc, "phandle-start", | |
797 | "The first phandle ID we may generate dynamically", &error_abort); | |
798 | ||
799 | object_class_property_add_str(oc, "dt-compatible", | |
800 | machine_get_dt_compatible, machine_set_dt_compatible, &error_abort); | |
801 | object_class_property_set_description(oc, "dt-compatible", | |
802 | "Overrides the \"compatible\" property of the dt root node", | |
803 | &error_abort); | |
804 | ||
805 | object_class_property_add_bool(oc, "dump-guest-core", | |
806 | machine_get_dump_guest_core, machine_set_dump_guest_core, &error_abort); | |
807 | object_class_property_set_description(oc, "dump-guest-core", | |
808 | "Include guest memory in a core dump", &error_abort); | |
809 | ||
810 | object_class_property_add_bool(oc, "mem-merge", | |
811 | machine_get_mem_merge, machine_set_mem_merge, &error_abort); | |
812 | object_class_property_set_description(oc, "mem-merge", | |
813 | "Enable/disable memory merge support", &error_abort); | |
814 | ||
815 | object_class_property_add_bool(oc, "usb", | |
816 | machine_get_usb, machine_set_usb, &error_abort); | |
817 | object_class_property_set_description(oc, "usb", | |
818 | "Set on/off to enable/disable usb", &error_abort); | |
819 | ||
820 | object_class_property_add_bool(oc, "graphics", | |
821 | machine_get_graphics, machine_set_graphics, &error_abort); | |
822 | object_class_property_set_description(oc, "graphics", | |
823 | "Set on/off to enable/disable graphics emulation", &error_abort); | |
824 | ||
825 | object_class_property_add_bool(oc, "igd-passthru", | |
826 | machine_get_igd_gfx_passthru, machine_set_igd_gfx_passthru, | |
827 | &error_abort); | |
828 | object_class_property_set_description(oc, "igd-passthru", | |
829 | "Set on/off to enable/disable igd passthrou", &error_abort); | |
830 | ||
831 | object_class_property_add_str(oc, "firmware", | |
832 | machine_get_firmware, machine_set_firmware, | |
833 | &error_abort); | |
834 | object_class_property_set_description(oc, "firmware", | |
835 | "Firmware image", &error_abort); | |
836 | ||
837 | object_class_property_add_bool(oc, "suppress-vmdesc", | |
838 | machine_get_suppress_vmdesc, machine_set_suppress_vmdesc, | |
839 | &error_abort); | |
840 | object_class_property_set_description(oc, "suppress-vmdesc", | |
841 | "Set on to disable self-describing migration", &error_abort); | |
842 | ||
843 | object_class_property_add_bool(oc, "enforce-config-section", | |
844 | machine_get_enforce_config_section, machine_set_enforce_config_section, | |
845 | &error_abort); | |
846 | object_class_property_set_description(oc, "enforce-config-section", | |
847 | "Set on to enforce configuration section migration", &error_abort); | |
db588194 BS |
848 | |
849 | object_class_property_add_str(oc, "memory-encryption", | |
850 | machine_get_memory_encryption, machine_set_memory_encryption, | |
851 | &error_abort); | |
852 | object_class_property_set_description(oc, "memory-encryption", | |
bfec23a0 | 853 | "Set memory encryption object to use", &error_abort); |
076b35b5 ND |
854 | } |
855 | ||
dcb3d601 EH |
856 | static void machine_class_base_init(ObjectClass *oc, void *data) |
857 | { | |
858 | if (!object_class_is_abstract(oc)) { | |
98cec76a | 859 | MachineClass *mc = MACHINE_CLASS(oc); |
dcb3d601 EH |
860 | const char *cname = object_class_get_name(oc); |
861 | assert(g_str_has_suffix(cname, TYPE_MACHINE_SUFFIX)); | |
98cec76a EH |
862 | mc->name = g_strndup(cname, |
863 | strlen(cname) - strlen(TYPE_MACHINE_SUFFIX)); | |
b66bbee3 | 864 | mc->compat_props = g_ptr_array_new(); |
dcb3d601 EH |
865 | } |
866 | } | |
867 | ||
6b1b1440 MA |
868 | static void machine_initfn(Object *obj) |
869 | { | |
33cd52b5 | 870 | MachineState *ms = MACHINE(obj); |
b2fc91db | 871 | MachineClass *mc = MACHINE_GET_CLASS(obj); |
33cd52b5 | 872 | |
d8870d02 | 873 | ms->kernel_irqchip_allowed = true; |
b2fc91db | 874 | ms->kernel_irqchip_split = mc->default_kernel_irqchip_split; |
4689b77b | 875 | ms->kvm_shadow_mem = -1; |
47c8ca53 | 876 | ms->dump_guest_core = true; |
75cc7f01 | 877 | ms->mem_merge = true; |
cfc58cf3 | 878 | ms->enable_graphics = true; |
d8870d02 | 879 | |
33cd52b5 AG |
880 | /* Register notifier when init is done for sysbus sanity checks */ |
881 | ms->sysbus_notifier.notify = machine_init_notify; | |
882 | qemu_add_machine_init_done_notifier(&ms->sysbus_notifier); | |
6b1b1440 MA |
883 | } |
884 | ||
885 | static void machine_finalize(Object *obj) | |
886 | { | |
887 | MachineState *ms = MACHINE(obj); | |
888 | ||
889 | g_free(ms->accel); | |
890 | g_free(ms->kernel_filename); | |
891 | g_free(ms->initrd_filename); | |
892 | g_free(ms->kernel_cmdline); | |
893 | g_free(ms->dtb); | |
894 | g_free(ms->dumpdtb); | |
895 | g_free(ms->dt_compatible); | |
896 | g_free(ms->firmware); | |
2ff4f67c | 897 | g_free(ms->device_memory); |
6b1b1440 | 898 | } |
36d20cb2 | 899 | |
5e97b623 MA |
900 | bool machine_usb(MachineState *machine) |
901 | { | |
902 | return machine->usb; | |
903 | } | |
904 | ||
d8870d02 MA |
905 | bool machine_kernel_irqchip_allowed(MachineState *machine) |
906 | { | |
907 | return machine->kernel_irqchip_allowed; | |
908 | } | |
909 | ||
910 | bool machine_kernel_irqchip_required(MachineState *machine) | |
911 | { | |
912 | return machine->kernel_irqchip_required; | |
913 | } | |
914 | ||
32c18a2d MG |
915 | bool machine_kernel_irqchip_split(MachineState *machine) |
916 | { | |
917 | return machine->kernel_irqchip_split; | |
918 | } | |
919 | ||
4689b77b MA |
920 | int machine_kvm_shadow_mem(MachineState *machine) |
921 | { | |
922 | return machine->kvm_shadow_mem; | |
923 | } | |
924 | ||
6cabe7fa MA |
925 | int machine_phandle_start(MachineState *machine) |
926 | { | |
927 | return machine->phandle_start; | |
928 | } | |
929 | ||
47c8ca53 MA |
930 | bool machine_dump_guest_core(MachineState *machine) |
931 | { | |
932 | return machine->dump_guest_core; | |
933 | } | |
934 | ||
75cc7f01 MA |
935 | bool machine_mem_merge(MachineState *machine) |
936 | { | |
937 | return machine->mem_merge; | |
938 | } | |
939 | ||
ec78f811 IM |
940 | static char *cpu_slot_to_string(const CPUArchId *cpu) |
941 | { | |
942 | GString *s = g_string_new(NULL); | |
943 | if (cpu->props.has_socket_id) { | |
944 | g_string_append_printf(s, "socket-id: %"PRId64, cpu->props.socket_id); | |
945 | } | |
946 | if (cpu->props.has_core_id) { | |
947 | if (s->len) { | |
948 | g_string_append_printf(s, ", "); | |
949 | } | |
950 | g_string_append_printf(s, "core-id: %"PRId64, cpu->props.core_id); | |
951 | } | |
952 | if (cpu->props.has_thread_id) { | |
953 | if (s->len) { | |
954 | g_string_append_printf(s, ", "); | |
955 | } | |
956 | g_string_append_printf(s, "thread-id: %"PRId64, cpu->props.thread_id); | |
957 | } | |
958 | return g_string_free(s, false); | |
959 | } | |
960 | ||
7a3099fc | 961 | static void machine_numa_finish_cpu_init(MachineState *machine) |
ec78f811 IM |
962 | { |
963 | int i; | |
60bed6a3 | 964 | bool default_mapping; |
ec78f811 IM |
965 | GString *s = g_string_new(NULL); |
966 | MachineClass *mc = MACHINE_GET_CLASS(machine); | |
967 | const CPUArchIdList *possible_cpus = mc->possible_cpu_arch_ids(machine); | |
968 | ||
969 | assert(nb_numa_nodes); | |
60bed6a3 IM |
970 | for (i = 0; i < possible_cpus->len; i++) { |
971 | if (possible_cpus->cpus[i].props.has_node_id) { | |
972 | break; | |
973 | } | |
974 | } | |
975 | default_mapping = (i == possible_cpus->len); | |
976 | ||
ec78f811 IM |
977 | for (i = 0; i < possible_cpus->len; i++) { |
978 | const CPUArchId *cpu_slot = &possible_cpus->cpus[i]; | |
979 | ||
ec78f811 | 980 | if (!cpu_slot->props.has_node_id) { |
d41f3e75 IM |
981 | /* fetch default mapping from board and enable it */ |
982 | CpuInstanceProperties props = cpu_slot->props; | |
983 | ||
79e07936 | 984 | props.node_id = mc->get_default_cpu_node_id(machine, i); |
d41f3e75 | 985 | if (!default_mapping) { |
60bed6a3 IM |
986 | /* record slots with not set mapping, |
987 | * TODO: make it hard error in future */ | |
988 | char *cpu_str = cpu_slot_to_string(cpu_slot); | |
989 | g_string_append_printf(s, "%sCPU %d [%s]", | |
990 | s->len ? ", " : "", i, cpu_str); | |
991 | g_free(cpu_str); | |
d41f3e75 IM |
992 | |
993 | /* non mapped cpus used to fallback to node 0 */ | |
994 | props.node_id = 0; | |
60bed6a3 | 995 | } |
d41f3e75 IM |
996 | |
997 | props.has_node_id = true; | |
998 | machine_set_cpu_numa_node(machine, &props, &error_fatal); | |
ec78f811 IM |
999 | } |
1000 | } | |
c6ff347c | 1001 | if (s->len && !qtest_enabled()) { |
3dc6f869 AF |
1002 | warn_report("CPU(s) not present in any NUMA nodes: %s", |
1003 | s->str); | |
1004 | warn_report("All CPU(s) up to maxcpus should be described " | |
1005 | "in NUMA config, ability to start up with partial NUMA " | |
1006 | "mappings is obsoleted and will be removed in future"); | |
ec78f811 IM |
1007 | } |
1008 | g_string_free(s, true); | |
1009 | } | |
1010 | ||
482dfe9a IM |
1011 | void machine_run_board_init(MachineState *machine) |
1012 | { | |
1013 | MachineClass *machine_class = MACHINE_GET_CLASS(machine); | |
ec78f811 | 1014 | |
7747abf1 | 1015 | numa_complete_configuration(machine); |
3aeaac8f | 1016 | if (nb_numa_nodes) { |
7a3099fc | 1017 | machine_numa_finish_cpu_init(machine); |
3aeaac8f | 1018 | } |
c9cf636d AF |
1019 | |
1020 | /* If the machine supports the valid_cpu_types check and the user | |
1021 | * specified a CPU with -cpu check here that the user CPU is supported. | |
1022 | */ | |
1023 | if (machine_class->valid_cpu_types && machine->cpu_type) { | |
1024 | ObjectClass *class = object_class_by_name(machine->cpu_type); | |
1025 | int i; | |
1026 | ||
1027 | for (i = 0; machine_class->valid_cpu_types[i]; i++) { | |
1028 | if (object_class_dynamic_cast(class, | |
1029 | machine_class->valid_cpu_types[i])) { | |
1030 | /* The user specificed CPU is in the valid field, we are | |
1031 | * good to go. | |
1032 | */ | |
1033 | break; | |
1034 | } | |
1035 | } | |
1036 | ||
1037 | if (!machine_class->valid_cpu_types[i]) { | |
1038 | /* The user specified CPU is not valid */ | |
1039 | error_report("Invalid CPU type: %s", machine->cpu_type); | |
1040 | error_printf("The valid types are: %s", | |
1041 | machine_class->valid_cpu_types[0]); | |
1042 | for (i = 1; machine_class->valid_cpu_types[i]; i++) { | |
1043 | error_printf(", %s", machine_class->valid_cpu_types[i]); | |
1044 | } | |
1045 | error_printf("\n"); | |
1046 | ||
1047 | exit(1); | |
1048 | } | |
1049 | } | |
1050 | ||
482dfe9a IM |
1051 | machine_class->init(machine); |
1052 | } | |
1053 | ||
36d20cb2 MA |
1054 | static const TypeInfo machine_info = { |
1055 | .name = TYPE_MACHINE, | |
1056 | .parent = TYPE_OBJECT, | |
1057 | .abstract = true, | |
1058 | .class_size = sizeof(MachineClass), | |
076b35b5 | 1059 | .class_init = machine_class_init, |
dcb3d601 | 1060 | .class_base_init = machine_class_base_init, |
36d20cb2 | 1061 | .instance_size = sizeof(MachineState), |
6b1b1440 MA |
1062 | .instance_init = machine_initfn, |
1063 | .instance_finalize = machine_finalize, | |
36d20cb2 MA |
1064 | }; |
1065 | ||
1066 | static void machine_register_types(void) | |
1067 | { | |
1068 | type_register_static(&machine_info); | |
1069 | } | |
1070 | ||
1071 | type_init(machine_register_types) |