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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" |
36d20cb2 | 14 | #include "hw/boards.h" |
da34e65c | 15 | #include "qapi/error.h" |
32c18a2d | 16 | #include "qapi-visit.h" |
6b1b1440 | 17 | #include "qapi/visitor.h" |
33cd52b5 AG |
18 | #include "hw/sysbus.h" |
19 | #include "sysemu/sysemu.h" | |
3bfe5716 | 20 | #include "sysemu/numa.h" |
33cd52b5 | 21 | #include "qemu/error-report.h" |
f348b6d1 | 22 | #include "qemu/cutils.h" |
6b1b1440 MA |
23 | |
24 | static char *machine_get_accel(Object *obj, Error **errp) | |
25 | { | |
26 | MachineState *ms = MACHINE(obj); | |
27 | ||
28 | return g_strdup(ms->accel); | |
29 | } | |
30 | ||
31 | static void machine_set_accel(Object *obj, const char *value, Error **errp) | |
32 | { | |
33 | MachineState *ms = MACHINE(obj); | |
34 | ||
556068ee | 35 | g_free(ms->accel); |
6b1b1440 MA |
36 | ms->accel = g_strdup(value); |
37 | } | |
38 | ||
32c18a2d | 39 | static void machine_set_kernel_irqchip(Object *obj, Visitor *v, |
d7bce999 | 40 | const char *name, void *opaque, |
32c18a2d | 41 | Error **errp) |
6b1b1440 | 42 | { |
32c18a2d | 43 | Error *err = NULL; |
6b1b1440 | 44 | MachineState *ms = MACHINE(obj); |
32c18a2d | 45 | OnOffSplit mode; |
6b1b1440 | 46 | |
51e72bc1 | 47 | visit_type_OnOffSplit(v, name, &mode, &err); |
32c18a2d MG |
48 | if (err) { |
49 | error_propagate(errp, err); | |
50 | return; | |
51 | } else { | |
52 | switch (mode) { | |
53 | case ON_OFF_SPLIT_ON: | |
54 | ms->kernel_irqchip_allowed = true; | |
55 | ms->kernel_irqchip_required = true; | |
56 | ms->kernel_irqchip_split = false; | |
57 | break; | |
58 | case ON_OFF_SPLIT_OFF: | |
59 | ms->kernel_irqchip_allowed = false; | |
60 | ms->kernel_irqchip_required = false; | |
61 | ms->kernel_irqchip_split = false; | |
62 | break; | |
63 | case ON_OFF_SPLIT_SPLIT: | |
64 | ms->kernel_irqchip_allowed = true; | |
65 | ms->kernel_irqchip_required = true; | |
66 | ms->kernel_irqchip_split = true; | |
67 | break; | |
68 | default: | |
78a39306 GK |
69 | /* The value was checked in visit_type_OnOffSplit() above. If |
70 | * we get here, then something is wrong in QEMU. | |
71 | */ | |
32c18a2d MG |
72 | abort(); |
73 | } | |
74 | } | |
6b1b1440 MA |
75 | } |
76 | ||
77 | static void machine_get_kvm_shadow_mem(Object *obj, Visitor *v, | |
d7bce999 | 78 | const char *name, void *opaque, |
6b1b1440 MA |
79 | Error **errp) |
80 | { | |
81 | MachineState *ms = MACHINE(obj); | |
82 | int64_t value = ms->kvm_shadow_mem; | |
83 | ||
51e72bc1 | 84 | visit_type_int(v, name, &value, errp); |
6b1b1440 MA |
85 | } |
86 | ||
87 | static void machine_set_kvm_shadow_mem(Object *obj, Visitor *v, | |
d7bce999 | 88 | const char *name, void *opaque, |
6b1b1440 MA |
89 | Error **errp) |
90 | { | |
91 | MachineState *ms = MACHINE(obj); | |
92 | Error *error = NULL; | |
93 | int64_t value; | |
94 | ||
51e72bc1 | 95 | visit_type_int(v, name, &value, &error); |
6b1b1440 MA |
96 | if (error) { |
97 | error_propagate(errp, error); | |
98 | return; | |
99 | } | |
100 | ||
101 | ms->kvm_shadow_mem = value; | |
102 | } | |
103 | ||
104 | static char *machine_get_kernel(Object *obj, Error **errp) | |
105 | { | |
106 | MachineState *ms = MACHINE(obj); | |
107 | ||
108 | return g_strdup(ms->kernel_filename); | |
109 | } | |
110 | ||
111 | static void machine_set_kernel(Object *obj, const char *value, Error **errp) | |
112 | { | |
113 | MachineState *ms = MACHINE(obj); | |
114 | ||
556068ee | 115 | g_free(ms->kernel_filename); |
6b1b1440 MA |
116 | ms->kernel_filename = g_strdup(value); |
117 | } | |
118 | ||
119 | static char *machine_get_initrd(Object *obj, Error **errp) | |
120 | { | |
121 | MachineState *ms = MACHINE(obj); | |
122 | ||
123 | return g_strdup(ms->initrd_filename); | |
124 | } | |
125 | ||
126 | static void machine_set_initrd(Object *obj, const char *value, Error **errp) | |
127 | { | |
128 | MachineState *ms = MACHINE(obj); | |
129 | ||
556068ee | 130 | g_free(ms->initrd_filename); |
6b1b1440 MA |
131 | ms->initrd_filename = g_strdup(value); |
132 | } | |
133 | ||
134 | static char *machine_get_append(Object *obj, Error **errp) | |
135 | { | |
136 | MachineState *ms = MACHINE(obj); | |
137 | ||
138 | return g_strdup(ms->kernel_cmdline); | |
139 | } | |
140 | ||
141 | static void machine_set_append(Object *obj, const char *value, Error **errp) | |
142 | { | |
143 | MachineState *ms = MACHINE(obj); | |
144 | ||
556068ee | 145 | g_free(ms->kernel_cmdline); |
6b1b1440 MA |
146 | ms->kernel_cmdline = g_strdup(value); |
147 | } | |
148 | ||
149 | static char *machine_get_dtb(Object *obj, Error **errp) | |
150 | { | |
151 | MachineState *ms = MACHINE(obj); | |
152 | ||
153 | return g_strdup(ms->dtb); | |
154 | } | |
155 | ||
156 | static void machine_set_dtb(Object *obj, const char *value, Error **errp) | |
157 | { | |
158 | MachineState *ms = MACHINE(obj); | |
159 | ||
556068ee | 160 | g_free(ms->dtb); |
6b1b1440 MA |
161 | ms->dtb = g_strdup(value); |
162 | } | |
163 | ||
164 | static char *machine_get_dumpdtb(Object *obj, Error **errp) | |
165 | { | |
166 | MachineState *ms = MACHINE(obj); | |
167 | ||
168 | return g_strdup(ms->dumpdtb); | |
169 | } | |
170 | ||
171 | static void machine_set_dumpdtb(Object *obj, const char *value, Error **errp) | |
172 | { | |
173 | MachineState *ms = MACHINE(obj); | |
174 | ||
556068ee | 175 | g_free(ms->dumpdtb); |
6b1b1440 MA |
176 | ms->dumpdtb = g_strdup(value); |
177 | } | |
178 | ||
179 | static void machine_get_phandle_start(Object *obj, Visitor *v, | |
d7bce999 EB |
180 | const char *name, void *opaque, |
181 | Error **errp) | |
6b1b1440 MA |
182 | { |
183 | MachineState *ms = MACHINE(obj); | |
184 | int64_t value = ms->phandle_start; | |
185 | ||
51e72bc1 | 186 | visit_type_int(v, name, &value, errp); |
6b1b1440 MA |
187 | } |
188 | ||
189 | static void machine_set_phandle_start(Object *obj, Visitor *v, | |
d7bce999 EB |
190 | const char *name, void *opaque, |
191 | Error **errp) | |
6b1b1440 MA |
192 | { |
193 | MachineState *ms = MACHINE(obj); | |
194 | Error *error = NULL; | |
195 | int64_t value; | |
196 | ||
51e72bc1 | 197 | visit_type_int(v, name, &value, &error); |
6b1b1440 MA |
198 | if (error) { |
199 | error_propagate(errp, error); | |
200 | return; | |
201 | } | |
202 | ||
203 | ms->phandle_start = value; | |
204 | } | |
205 | ||
206 | static char *machine_get_dt_compatible(Object *obj, Error **errp) | |
207 | { | |
208 | MachineState *ms = MACHINE(obj); | |
209 | ||
210 | return g_strdup(ms->dt_compatible); | |
211 | } | |
212 | ||
213 | static void machine_set_dt_compatible(Object *obj, const char *value, Error **errp) | |
214 | { | |
215 | MachineState *ms = MACHINE(obj); | |
216 | ||
556068ee | 217 | g_free(ms->dt_compatible); |
6b1b1440 MA |
218 | ms->dt_compatible = g_strdup(value); |
219 | } | |
220 | ||
221 | static bool machine_get_dump_guest_core(Object *obj, Error **errp) | |
222 | { | |
223 | MachineState *ms = MACHINE(obj); | |
224 | ||
225 | return ms->dump_guest_core; | |
226 | } | |
227 | ||
228 | static void machine_set_dump_guest_core(Object *obj, bool value, Error **errp) | |
229 | { | |
230 | MachineState *ms = MACHINE(obj); | |
231 | ||
232 | ms->dump_guest_core = value; | |
233 | } | |
234 | ||
235 | static bool machine_get_mem_merge(Object *obj, Error **errp) | |
236 | { | |
237 | MachineState *ms = MACHINE(obj); | |
238 | ||
239 | return ms->mem_merge; | |
240 | } | |
241 | ||
242 | static void machine_set_mem_merge(Object *obj, bool value, Error **errp) | |
243 | { | |
244 | MachineState *ms = MACHINE(obj); | |
245 | ||
246 | ms->mem_merge = value; | |
247 | } | |
248 | ||
249 | static bool machine_get_usb(Object *obj, Error **errp) | |
250 | { | |
251 | MachineState *ms = MACHINE(obj); | |
252 | ||
253 | return ms->usb; | |
254 | } | |
255 | ||
256 | static void machine_set_usb(Object *obj, bool value, Error **errp) | |
257 | { | |
258 | MachineState *ms = MACHINE(obj); | |
259 | ||
260 | ms->usb = value; | |
c6e76503 | 261 | ms->usb_disabled = !value; |
6b1b1440 MA |
262 | } |
263 | ||
cfc58cf3 EH |
264 | static bool machine_get_graphics(Object *obj, Error **errp) |
265 | { | |
266 | MachineState *ms = MACHINE(obj); | |
267 | ||
268 | return ms->enable_graphics; | |
269 | } | |
270 | ||
271 | static void machine_set_graphics(Object *obj, bool value, Error **errp) | |
272 | { | |
273 | MachineState *ms = MACHINE(obj); | |
274 | ||
275 | ms->enable_graphics = value; | |
276 | } | |
277 | ||
79814179 TC |
278 | static bool machine_get_igd_gfx_passthru(Object *obj, Error **errp) |
279 | { | |
280 | MachineState *ms = MACHINE(obj); | |
281 | ||
282 | return ms->igd_gfx_passthru; | |
283 | } | |
284 | ||
285 | static void machine_set_igd_gfx_passthru(Object *obj, bool value, Error **errp) | |
286 | { | |
287 | MachineState *ms = MACHINE(obj); | |
288 | ||
289 | ms->igd_gfx_passthru = value; | |
290 | } | |
291 | ||
6b1b1440 MA |
292 | static char *machine_get_firmware(Object *obj, Error **errp) |
293 | { | |
294 | MachineState *ms = MACHINE(obj); | |
295 | ||
296 | return g_strdup(ms->firmware); | |
297 | } | |
298 | ||
299 | static void machine_set_firmware(Object *obj, const char *value, Error **errp) | |
300 | { | |
301 | MachineState *ms = MACHINE(obj); | |
302 | ||
556068ee | 303 | g_free(ms->firmware); |
6b1b1440 MA |
304 | ms->firmware = g_strdup(value); |
305 | } | |
306 | ||
9850c604 AG |
307 | static void machine_set_suppress_vmdesc(Object *obj, bool value, Error **errp) |
308 | { | |
309 | MachineState *ms = MACHINE(obj); | |
310 | ||
311 | ms->suppress_vmdesc = value; | |
312 | } | |
313 | ||
314 | static bool machine_get_suppress_vmdesc(Object *obj, Error **errp) | |
315 | { | |
316 | MachineState *ms = MACHINE(obj); | |
317 | ||
318 | return ms->suppress_vmdesc; | |
319 | } | |
320 | ||
902c053d GK |
321 | static void machine_set_enforce_config_section(Object *obj, bool value, |
322 | Error **errp) | |
323 | { | |
324 | MachineState *ms = MACHINE(obj); | |
325 | ||
326 | ms->enforce_config_section = value; | |
327 | } | |
328 | ||
329 | static bool machine_get_enforce_config_section(Object *obj, Error **errp) | |
330 | { | |
331 | MachineState *ms = MACHINE(obj); | |
332 | ||
333 | return ms->enforce_config_section; | |
334 | } | |
335 | ||
4f01a637 | 336 | static void error_on_sysbus_device(SysBusDevice *sbdev, void *opaque) |
33cd52b5 AG |
337 | { |
338 | error_report("Option '-device %s' cannot be handled by this machine", | |
339 | object_class_get_name(object_get_class(OBJECT(sbdev)))); | |
340 | exit(1); | |
341 | } | |
342 | ||
343 | static void machine_init_notify(Notifier *notifier, void *data) | |
344 | { | |
345 | Object *machine = qdev_get_machine(); | |
346 | ObjectClass *oc = object_get_class(machine); | |
347 | MachineClass *mc = MACHINE_CLASS(oc); | |
348 | ||
349 | if (mc->has_dynamic_sysbus) { | |
350 | /* Our machine can handle dynamic sysbus devices, we're all good */ | |
351 | return; | |
352 | } | |
353 | ||
354 | /* | |
355 | * Loop through all dynamically created devices and check whether there | |
356 | * are sysbus devices among them. If there are, error out. | |
357 | */ | |
358 | foreach_dynamic_sysbus_device(error_on_sysbus_device, NULL); | |
359 | } | |
360 | ||
f2d672c2 IM |
361 | HotpluggableCPUList *machine_query_hotpluggable_cpus(MachineState *machine) |
362 | { | |
363 | int i; | |
364 | Object *cpu; | |
365 | HotpluggableCPUList *head = NULL; | |
366 | const char *cpu_type; | |
367 | ||
368 | cpu = machine->possible_cpus->cpus[0].cpu; | |
369 | assert(cpu); /* Boot cpu is always present */ | |
370 | cpu_type = object_get_typename(cpu); | |
371 | for (i = 0; i < machine->possible_cpus->len; i++) { | |
372 | HotpluggableCPUList *list_item = g_new0(typeof(*list_item), 1); | |
373 | HotpluggableCPU *cpu_item = g_new0(typeof(*cpu_item), 1); | |
374 | ||
375 | cpu_item->type = g_strdup(cpu_type); | |
376 | cpu_item->vcpus_count = machine->possible_cpus->cpus[i].vcpus_count; | |
377 | cpu_item->props = g_memdup(&machine->possible_cpus->cpus[i].props, | |
378 | sizeof(*cpu_item->props)); | |
379 | ||
380 | cpu = machine->possible_cpus->cpus[i].cpu; | |
381 | if (cpu) { | |
382 | cpu_item->has_qom_path = true; | |
383 | cpu_item->qom_path = object_get_canonical_path(cpu); | |
384 | } | |
385 | list_item->value = cpu_item; | |
386 | list_item->next = head; | |
387 | head = list_item; | |
388 | } | |
389 | return head; | |
390 | } | |
391 | ||
076b35b5 ND |
392 | static void machine_class_init(ObjectClass *oc, void *data) |
393 | { | |
394 | MachineClass *mc = MACHINE_CLASS(oc); | |
395 | ||
396 | /* Default 128 MB as guest ram size */ | |
397 | mc->default_ram_size = 128 * M_BYTE; | |
71ae9e94 | 398 | mc->rom_file_has_mr = true; |
26b81df4 | 399 | |
55641213 LV |
400 | /* numa node memory size aligned on 8MB by default. |
401 | * On Linux, each node's border has to be 8MB aligned | |
402 | */ | |
403 | mc->numa_mem_align_shift = 23; | |
3bfe5716 | 404 | mc->numa_auto_assign_ram = numa_default_auto_assign_ram; |
55641213 | 405 | |
26b81df4 EH |
406 | object_class_property_add_str(oc, "accel", |
407 | machine_get_accel, machine_set_accel, &error_abort); | |
408 | object_class_property_set_description(oc, "accel", | |
409 | "Accelerator list", &error_abort); | |
410 | ||
411 | object_class_property_add(oc, "kernel-irqchip", "OnOffSplit", | |
412 | NULL, machine_set_kernel_irqchip, | |
413 | NULL, NULL, &error_abort); | |
414 | object_class_property_set_description(oc, "kernel-irqchip", | |
415 | "Configure KVM in-kernel irqchip", &error_abort); | |
416 | ||
417 | object_class_property_add(oc, "kvm-shadow-mem", "int", | |
418 | machine_get_kvm_shadow_mem, machine_set_kvm_shadow_mem, | |
419 | NULL, NULL, &error_abort); | |
420 | object_class_property_set_description(oc, "kvm-shadow-mem", | |
421 | "KVM shadow MMU size", &error_abort); | |
422 | ||
423 | object_class_property_add_str(oc, "kernel", | |
424 | machine_get_kernel, machine_set_kernel, &error_abort); | |
425 | object_class_property_set_description(oc, "kernel", | |
426 | "Linux kernel image file", &error_abort); | |
427 | ||
428 | object_class_property_add_str(oc, "initrd", | |
429 | machine_get_initrd, machine_set_initrd, &error_abort); | |
430 | object_class_property_set_description(oc, "initrd", | |
431 | "Linux initial ramdisk file", &error_abort); | |
432 | ||
433 | object_class_property_add_str(oc, "append", | |
434 | machine_get_append, machine_set_append, &error_abort); | |
435 | object_class_property_set_description(oc, "append", | |
436 | "Linux kernel command line", &error_abort); | |
437 | ||
438 | object_class_property_add_str(oc, "dtb", | |
439 | machine_get_dtb, machine_set_dtb, &error_abort); | |
440 | object_class_property_set_description(oc, "dtb", | |
441 | "Linux kernel device tree file", &error_abort); | |
442 | ||
443 | object_class_property_add_str(oc, "dumpdtb", | |
444 | machine_get_dumpdtb, machine_set_dumpdtb, &error_abort); | |
445 | object_class_property_set_description(oc, "dumpdtb", | |
446 | "Dump current dtb to a file and quit", &error_abort); | |
447 | ||
448 | object_class_property_add(oc, "phandle-start", "int", | |
449 | machine_get_phandle_start, machine_set_phandle_start, | |
450 | NULL, NULL, &error_abort); | |
451 | object_class_property_set_description(oc, "phandle-start", | |
452 | "The first phandle ID we may generate dynamically", &error_abort); | |
453 | ||
454 | object_class_property_add_str(oc, "dt-compatible", | |
455 | machine_get_dt_compatible, machine_set_dt_compatible, &error_abort); | |
456 | object_class_property_set_description(oc, "dt-compatible", | |
457 | "Overrides the \"compatible\" property of the dt root node", | |
458 | &error_abort); | |
459 | ||
460 | object_class_property_add_bool(oc, "dump-guest-core", | |
461 | machine_get_dump_guest_core, machine_set_dump_guest_core, &error_abort); | |
462 | object_class_property_set_description(oc, "dump-guest-core", | |
463 | "Include guest memory in a core dump", &error_abort); | |
464 | ||
465 | object_class_property_add_bool(oc, "mem-merge", | |
466 | machine_get_mem_merge, machine_set_mem_merge, &error_abort); | |
467 | object_class_property_set_description(oc, "mem-merge", | |
468 | "Enable/disable memory merge support", &error_abort); | |
469 | ||
470 | object_class_property_add_bool(oc, "usb", | |
471 | machine_get_usb, machine_set_usb, &error_abort); | |
472 | object_class_property_set_description(oc, "usb", | |
473 | "Set on/off to enable/disable usb", &error_abort); | |
474 | ||
475 | object_class_property_add_bool(oc, "graphics", | |
476 | machine_get_graphics, machine_set_graphics, &error_abort); | |
477 | object_class_property_set_description(oc, "graphics", | |
478 | "Set on/off to enable/disable graphics emulation", &error_abort); | |
479 | ||
480 | object_class_property_add_bool(oc, "igd-passthru", | |
481 | machine_get_igd_gfx_passthru, machine_set_igd_gfx_passthru, | |
482 | &error_abort); | |
483 | object_class_property_set_description(oc, "igd-passthru", | |
484 | "Set on/off to enable/disable igd passthrou", &error_abort); | |
485 | ||
486 | object_class_property_add_str(oc, "firmware", | |
487 | machine_get_firmware, machine_set_firmware, | |
488 | &error_abort); | |
489 | object_class_property_set_description(oc, "firmware", | |
490 | "Firmware image", &error_abort); | |
491 | ||
492 | object_class_property_add_bool(oc, "suppress-vmdesc", | |
493 | machine_get_suppress_vmdesc, machine_set_suppress_vmdesc, | |
494 | &error_abort); | |
495 | object_class_property_set_description(oc, "suppress-vmdesc", | |
496 | "Set on to disable self-describing migration", &error_abort); | |
497 | ||
498 | object_class_property_add_bool(oc, "enforce-config-section", | |
499 | machine_get_enforce_config_section, machine_set_enforce_config_section, | |
500 | &error_abort); | |
501 | object_class_property_set_description(oc, "enforce-config-section", | |
502 | "Set on to enforce configuration section migration", &error_abort); | |
076b35b5 ND |
503 | } |
504 | ||
dcb3d601 EH |
505 | static void machine_class_base_init(ObjectClass *oc, void *data) |
506 | { | |
507 | if (!object_class_is_abstract(oc)) { | |
98cec76a | 508 | MachineClass *mc = MACHINE_CLASS(oc); |
dcb3d601 EH |
509 | const char *cname = object_class_get_name(oc); |
510 | assert(g_str_has_suffix(cname, TYPE_MACHINE_SUFFIX)); | |
98cec76a EH |
511 | mc->name = g_strndup(cname, |
512 | strlen(cname) - strlen(TYPE_MACHINE_SUFFIX)); | |
dcb3d601 EH |
513 | } |
514 | } | |
515 | ||
6b1b1440 MA |
516 | static void machine_initfn(Object *obj) |
517 | { | |
33cd52b5 AG |
518 | MachineState *ms = MACHINE(obj); |
519 | ||
d8870d02 | 520 | ms->kernel_irqchip_allowed = true; |
4689b77b | 521 | ms->kvm_shadow_mem = -1; |
47c8ca53 | 522 | ms->dump_guest_core = true; |
75cc7f01 | 523 | ms->mem_merge = true; |
cfc58cf3 | 524 | ms->enable_graphics = true; |
d8870d02 | 525 | |
33cd52b5 AG |
526 | /* Register notifier when init is done for sysbus sanity checks */ |
527 | ms->sysbus_notifier.notify = machine_init_notify; | |
528 | qemu_add_machine_init_done_notifier(&ms->sysbus_notifier); | |
6b1b1440 MA |
529 | } |
530 | ||
531 | static void machine_finalize(Object *obj) | |
532 | { | |
533 | MachineState *ms = MACHINE(obj); | |
534 | ||
535 | g_free(ms->accel); | |
536 | g_free(ms->kernel_filename); | |
537 | g_free(ms->initrd_filename); | |
538 | g_free(ms->kernel_cmdline); | |
539 | g_free(ms->dtb); | |
540 | g_free(ms->dumpdtb); | |
541 | g_free(ms->dt_compatible); | |
542 | g_free(ms->firmware); | |
543 | } | |
36d20cb2 | 544 | |
5e97b623 MA |
545 | bool machine_usb(MachineState *machine) |
546 | { | |
547 | return machine->usb; | |
548 | } | |
549 | ||
d8870d02 MA |
550 | bool machine_kernel_irqchip_allowed(MachineState *machine) |
551 | { | |
552 | return machine->kernel_irqchip_allowed; | |
553 | } | |
554 | ||
555 | bool machine_kernel_irqchip_required(MachineState *machine) | |
556 | { | |
557 | return machine->kernel_irqchip_required; | |
558 | } | |
559 | ||
32c18a2d MG |
560 | bool machine_kernel_irqchip_split(MachineState *machine) |
561 | { | |
562 | return machine->kernel_irqchip_split; | |
563 | } | |
564 | ||
4689b77b MA |
565 | int machine_kvm_shadow_mem(MachineState *machine) |
566 | { | |
567 | return machine->kvm_shadow_mem; | |
568 | } | |
569 | ||
6cabe7fa MA |
570 | int machine_phandle_start(MachineState *machine) |
571 | { | |
572 | return machine->phandle_start; | |
573 | } | |
574 | ||
47c8ca53 MA |
575 | bool machine_dump_guest_core(MachineState *machine) |
576 | { | |
577 | return machine->dump_guest_core; | |
578 | } | |
579 | ||
75cc7f01 MA |
580 | bool machine_mem_merge(MachineState *machine) |
581 | { | |
582 | return machine->mem_merge; | |
583 | } | |
584 | ||
bacc344c IM |
585 | static void machine_class_finalize(ObjectClass *klass, void *data) |
586 | { | |
587 | MachineClass *mc = MACHINE_CLASS(klass); | |
588 | ||
589 | if (mc->compat_props) { | |
590 | g_array_free(mc->compat_props, true); | |
591 | } | |
8ea75371 | 592 | g_free(mc->name); |
bacc344c IM |
593 | } |
594 | ||
0bcba41f EH |
595 | static void register_compat_prop(const char *driver, |
596 | const char *property, | |
597 | const char *value) | |
598 | { | |
599 | GlobalProperty *p = g_new0(GlobalProperty, 1); | |
600 | /* Machine compat_props must never cause errors: */ | |
601 | p->errp = &error_abort; | |
602 | p->driver = driver; | |
603 | p->property = property; | |
604 | p->value = value; | |
605 | qdev_prop_register_global(p); | |
606 | } | |
607 | ||
608 | static void machine_register_compat_for_subclass(ObjectClass *oc, void *opaque) | |
609 | { | |
610 | GlobalProperty *p = opaque; | |
611 | register_compat_prop(object_class_get_name(oc), p->property, p->value); | |
612 | } | |
613 | ||
39a3b377 EH |
614 | void machine_register_compat_props(MachineState *machine) |
615 | { | |
616 | MachineClass *mc = MACHINE_GET_CLASS(machine); | |
617 | int i; | |
618 | GlobalProperty *p; | |
0bcba41f | 619 | ObjectClass *oc; |
39a3b377 EH |
620 | |
621 | if (!mc->compat_props) { | |
622 | return; | |
623 | } | |
624 | ||
625 | for (i = 0; i < mc->compat_props->len; i++) { | |
626 | p = g_array_index(mc->compat_props, GlobalProperty *, i); | |
0bcba41f EH |
627 | oc = object_class_by_name(p->driver); |
628 | if (oc && object_class_is_abstract(oc)) { | |
629 | /* temporary hack to make sure we do not override | |
630 | * globals set explicitly on -global: if an abstract class | |
631 | * is on compat_props, register globals for all its | |
632 | * non-abstract subtypes instead. | |
633 | * | |
634 | * This doesn't solve the problem for cases where | |
635 | * a non-abstract typename mentioned on compat_props | |
636 | * has subclasses, like spapr-pci-host-bridge. | |
637 | */ | |
638 | object_class_foreach(machine_register_compat_for_subclass, | |
639 | p->driver, false, p); | |
640 | } else { | |
641 | register_compat_prop(p->driver, p->property, p->value); | |
642 | } | |
39a3b377 EH |
643 | } |
644 | } | |
645 | ||
36d20cb2 MA |
646 | static const TypeInfo machine_info = { |
647 | .name = TYPE_MACHINE, | |
648 | .parent = TYPE_OBJECT, | |
649 | .abstract = true, | |
650 | .class_size = sizeof(MachineClass), | |
076b35b5 | 651 | .class_init = machine_class_init, |
dcb3d601 | 652 | .class_base_init = machine_class_base_init, |
bacc344c | 653 | .class_finalize = machine_class_finalize, |
36d20cb2 | 654 | .instance_size = sizeof(MachineState), |
6b1b1440 MA |
655 | .instance_init = machine_initfn, |
656 | .instance_finalize = machine_finalize, | |
36d20cb2 MA |
657 | }; |
658 | ||
659 | static void machine_register_types(void) | |
660 | { | |
661 | type_register_static(&machine_info); | |
662 | } | |
663 | ||
664 | type_init(machine_register_types) |