numa: add -numa node,memdev= option
[qemu.git] / include / migration / vmstate.h
1 /*
2 * QEMU migration/snapshot declarations
3 *
4 * Copyright (c) 2009-2011 Red Hat, Inc.
5 *
6 * Original author: Juan Quintela <quintela@redhat.com>
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 */
26 #ifndef QEMU_VMSTATE_H
27 #define QEMU_VMSTATE_H 1
28
29 #ifndef CONFIG_USER_ONLY
30 #include <migration/qemu-file.h>
31 #endif
32
33 typedef void SaveStateHandler(QEMUFile *f, void *opaque);
34 typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
35
36 typedef struct SaveVMHandlers {
37 /* This runs inside the iothread lock. */
38 void (*set_params)(const MigrationParams *params, void * opaque);
39 SaveStateHandler *save_state;
40
41 void (*cancel)(void *opaque);
42 int (*save_live_complete)(QEMUFile *f, void *opaque);
43
44 /* This runs both outside and inside the iothread lock. */
45 bool (*is_active)(void *opaque);
46
47 /* This runs outside the iothread lock in the migration case, and
48 * within the lock in the savevm case. The callback had better only
49 * use data that is local to the migration thread or protected
50 * by other locks.
51 */
52 int (*save_live_iterate)(QEMUFile *f, void *opaque);
53
54 /* This runs outside the iothread lock! */
55 int (*save_live_setup)(QEMUFile *f, void *opaque);
56 uint64_t (*save_live_pending)(QEMUFile *f, void *opaque, uint64_t max_size);
57
58 LoadStateHandler *load_state;
59 } SaveVMHandlers;
60
61 int register_savevm(DeviceState *dev,
62 const char *idstr,
63 int instance_id,
64 int version_id,
65 SaveStateHandler *save_state,
66 LoadStateHandler *load_state,
67 void *opaque);
68
69 int register_savevm_live(DeviceState *dev,
70 const char *idstr,
71 int instance_id,
72 int version_id,
73 SaveVMHandlers *ops,
74 void *opaque);
75
76 void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque);
77 void register_device_unmigratable(DeviceState *dev, const char *idstr,
78 void *opaque);
79
80
81 typedef struct VMStateInfo VMStateInfo;
82 typedef struct VMStateDescription VMStateDescription;
83
84 struct VMStateInfo {
85 const char *name;
86 int (*get)(QEMUFile *f, void *pv, size_t size);
87 void (*put)(QEMUFile *f, void *pv, size_t size);
88 };
89
90 enum VMStateFlags {
91 VMS_SINGLE = 0x001,
92 VMS_POINTER = 0x002,
93 VMS_ARRAY = 0x004,
94 VMS_STRUCT = 0x008,
95 VMS_VARRAY_INT32 = 0x010, /* Array with size in int32_t field*/
96 VMS_BUFFER = 0x020, /* static sized buffer */
97 VMS_ARRAY_OF_POINTER = 0x040,
98 VMS_VARRAY_UINT16 = 0x080, /* Array with size in uint16_t field */
99 VMS_VBUFFER = 0x100, /* Buffer with size in int32_t field */
100 VMS_MULTIPLY = 0x200, /* multiply "size" field by field_size */
101 VMS_VARRAY_UINT8 = 0x400, /* Array with size in uint8_t field*/
102 VMS_VARRAY_UINT32 = 0x800, /* Array with size in uint32_t field*/
103 VMS_MUST_EXIST = 0x1000, /* Field must exist in input */
104 };
105
106 typedef struct {
107 const char *name;
108 size_t offset;
109 size_t size;
110 size_t start;
111 int num;
112 size_t num_offset;
113 size_t size_offset;
114 const VMStateInfo *info;
115 enum VMStateFlags flags;
116 const VMStateDescription *vmsd;
117 int version_id;
118 bool (*field_exists)(void *opaque, int version_id);
119 } VMStateField;
120
121 typedef struct VMStateSubsection {
122 const VMStateDescription *vmsd;
123 bool (*needed)(void *opaque);
124 } VMStateSubsection;
125
126 struct VMStateDescription {
127 const char *name;
128 int unmigratable;
129 int version_id;
130 int minimum_version_id;
131 int minimum_version_id_old;
132 LoadStateHandler *load_state_old;
133 int (*pre_load)(void *opaque);
134 int (*post_load)(void *opaque, int version_id);
135 void (*pre_save)(void *opaque);
136 VMStateField *fields;
137 const VMStateSubsection *subsections;
138 };
139
140 #ifdef CONFIG_USER_ONLY
141 extern const VMStateDescription vmstate_dummy;
142 #endif
143
144 extern const VMStateInfo vmstate_info_bool;
145
146 extern const VMStateInfo vmstate_info_int8;
147 extern const VMStateInfo vmstate_info_int16;
148 extern const VMStateInfo vmstate_info_int32;
149 extern const VMStateInfo vmstate_info_int64;
150
151 extern const VMStateInfo vmstate_info_uint8_equal;
152 extern const VMStateInfo vmstate_info_uint16_equal;
153 extern const VMStateInfo vmstate_info_int32_equal;
154 extern const VMStateInfo vmstate_info_uint32_equal;
155 extern const VMStateInfo vmstate_info_uint64_equal;
156 extern const VMStateInfo vmstate_info_int32_le;
157
158 extern const VMStateInfo vmstate_info_uint8;
159 extern const VMStateInfo vmstate_info_uint16;
160 extern const VMStateInfo vmstate_info_uint32;
161 extern const VMStateInfo vmstate_info_uint64;
162
163 extern const VMStateInfo vmstate_info_float64;
164
165 extern const VMStateInfo vmstate_info_timer;
166 extern const VMStateInfo vmstate_info_buffer;
167 extern const VMStateInfo vmstate_info_unused_buffer;
168 extern const VMStateInfo vmstate_info_bitmap;
169
170 #define type_check_2darray(t1,t2,n,m) ((t1(*)[n][m])0 - (t2*)0)
171 #define type_check_array(t1,t2,n) ((t1(*)[n])0 - (t2*)0)
172 #define type_check_pointer(t1,t2) ((t1**)0 - (t2*)0)
173
174 #define vmstate_offset_value(_state, _field, _type) \
175 (offsetof(_state, _field) + \
176 type_check(_type, typeof_field(_state, _field)))
177
178 #define vmstate_offset_pointer(_state, _field, _type) \
179 (offsetof(_state, _field) + \
180 type_check_pointer(_type, typeof_field(_state, _field)))
181
182 #define vmstate_offset_array(_state, _field, _type, _num) \
183 (offsetof(_state, _field) + \
184 type_check_array(_type, typeof_field(_state, _field), _num))
185
186 #define vmstate_offset_2darray(_state, _field, _type, _n1, _n2) \
187 (offsetof(_state, _field) + \
188 type_check_2darray(_type, typeof_field(_state, _field), _n1, _n2))
189
190 #define vmstate_offset_sub_array(_state, _field, _type, _start) \
191 (offsetof(_state, _field[_start]))
192
193 #define vmstate_offset_buffer(_state, _field) \
194 vmstate_offset_array(_state, _field, uint8_t, \
195 sizeof(typeof_field(_state, _field)))
196
197 #define VMSTATE_SINGLE_TEST(_field, _state, _test, _version, _info, _type) { \
198 .name = (stringify(_field)), \
199 .version_id = (_version), \
200 .field_exists = (_test), \
201 .size = sizeof(_type), \
202 .info = &(_info), \
203 .flags = VMS_SINGLE, \
204 .offset = vmstate_offset_value(_state, _field, _type), \
205 }
206
207 /* Validate state using a boolean predicate. */
208 #define VMSTATE_VALIDATE(_name, _test) { \
209 .name = (_name), \
210 .field_exists = (_test), \
211 .flags = VMS_ARRAY | VMS_MUST_EXIST, \
212 .num = 0, /* 0 elements: no data, only run _test */ \
213 }
214
215 #define VMSTATE_POINTER(_field, _state, _version, _info, _type) { \
216 .name = (stringify(_field)), \
217 .version_id = (_version), \
218 .info = &(_info), \
219 .size = sizeof(_type), \
220 .flags = VMS_SINGLE|VMS_POINTER, \
221 .offset = vmstate_offset_value(_state, _field, _type), \
222 }
223
224 #define VMSTATE_POINTER_TEST(_field, _state, _test, _info, _type) { \
225 .name = (stringify(_field)), \
226 .info = &(_info), \
227 .field_exists = (_test), \
228 .size = sizeof(_type), \
229 .flags = VMS_SINGLE|VMS_POINTER, \
230 .offset = vmstate_offset_value(_state, _field, _type), \
231 }
232
233 #define VMSTATE_ARRAY(_field, _state, _num, _version, _info, _type) {\
234 .name = (stringify(_field)), \
235 .version_id = (_version), \
236 .num = (_num), \
237 .info = &(_info), \
238 .size = sizeof(_type), \
239 .flags = VMS_ARRAY, \
240 .offset = vmstate_offset_array(_state, _field, _type, _num), \
241 }
242
243 #define VMSTATE_2DARRAY(_field, _state, _n1, _n2, _version, _info, _type) { \
244 .name = (stringify(_field)), \
245 .version_id = (_version), \
246 .num = (_n1) * (_n2), \
247 .info = &(_info), \
248 .size = sizeof(_type), \
249 .flags = VMS_ARRAY, \
250 .offset = vmstate_offset_2darray(_state, _field, _type, _n1, _n2), \
251 }
252
253 #define VMSTATE_ARRAY_TEST(_field, _state, _num, _test, _info, _type) {\
254 .name = (stringify(_field)), \
255 .field_exists = (_test), \
256 .num = (_num), \
257 .info = &(_info), \
258 .size = sizeof(_type), \
259 .flags = VMS_ARRAY, \
260 .offset = vmstate_offset_array(_state, _field, _type, _num),\
261 }
262
263 #define VMSTATE_SUB_ARRAY(_field, _state, _start, _num, _version, _info, _type) { \
264 .name = (stringify(_field)), \
265 .version_id = (_version), \
266 .num = (_num), \
267 .info = &(_info), \
268 .size = sizeof(_type), \
269 .flags = VMS_ARRAY, \
270 .offset = vmstate_offset_sub_array(_state, _field, _type, _start), \
271 }
272
273 #define VMSTATE_ARRAY_INT32_UNSAFE(_field, _state, _field_num, _info, _type) {\
274 .name = (stringify(_field)), \
275 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
276 .info = &(_info), \
277 .size = sizeof(_type), \
278 .flags = VMS_VARRAY_INT32, \
279 .offset = offsetof(_state, _field), \
280 }
281
282 #define VMSTATE_VARRAY_INT32(_field, _state, _field_num, _version, _info, _type) {\
283 .name = (stringify(_field)), \
284 .version_id = (_version), \
285 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
286 .info = &(_info), \
287 .size = sizeof(_type), \
288 .flags = VMS_VARRAY_INT32|VMS_POINTER, \
289 .offset = vmstate_offset_pointer(_state, _field, _type), \
290 }
291
292 #define VMSTATE_VARRAY_UINT32(_field, _state, _field_num, _version, _info, _type) {\
293 .name = (stringify(_field)), \
294 .version_id = (_version), \
295 .num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
296 .info = &(_info), \
297 .size = sizeof(_type), \
298 .flags = VMS_VARRAY_UINT32|VMS_POINTER, \
299 .offset = vmstate_offset_pointer(_state, _field, _type), \
300 }
301
302 #define VMSTATE_VARRAY_UINT16_UNSAFE(_field, _state, _field_num, _version, _info, _type) {\
303 .name = (stringify(_field)), \
304 .version_id = (_version), \
305 .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
306 .info = &(_info), \
307 .size = sizeof(_type), \
308 .flags = VMS_VARRAY_UINT16, \
309 .offset = offsetof(_state, _field), \
310 }
311
312 #define VMSTATE_STRUCT_TEST(_field, _state, _test, _version, _vmsd, _type) { \
313 .name = (stringify(_field)), \
314 .version_id = (_version), \
315 .field_exists = (_test), \
316 .vmsd = &(_vmsd), \
317 .size = sizeof(_type), \
318 .flags = VMS_STRUCT, \
319 .offset = vmstate_offset_value(_state, _field, _type), \
320 }
321
322 #define VMSTATE_STRUCT_POINTER_V(_field, _state, _version, _vmsd, _type) { \
323 .name = (stringify(_field)), \
324 .version_id = (_version), \
325 .vmsd = &(_vmsd), \
326 .size = sizeof(_type *), \
327 .flags = VMS_STRUCT|VMS_POINTER, \
328 .offset = vmstate_offset_pointer(_state, _field, _type), \
329 }
330
331 #define VMSTATE_STRUCT_POINTER_TEST_V(_field, _state, _test, _version, _vmsd, _type) { \
332 .name = (stringify(_field)), \
333 .version_id = (_version), \
334 .field_exists = (_test), \
335 .vmsd = &(_vmsd), \
336 .size = sizeof(_type *), \
337 .flags = VMS_STRUCT|VMS_POINTER, \
338 .offset = vmstate_offset_pointer(_state, _field, _type), \
339 }
340
341 #define VMSTATE_ARRAY_OF_POINTER(_field, _state, _num, _version, _info, _type) {\
342 .name = (stringify(_field)), \
343 .version_id = (_version), \
344 .num = (_num), \
345 .info = &(_info), \
346 .size = sizeof(_type), \
347 .flags = VMS_ARRAY|VMS_ARRAY_OF_POINTER, \
348 .offset = vmstate_offset_array(_state, _field, _type, _num), \
349 }
350
351 #define VMSTATE_ARRAY_OF_POINTER_TO_STRUCT(_f, _s, _n, _v, _vmsd, _type) { \
352 .name = (stringify(_f)), \
353 .version_id = (_v), \
354 .num = (_n), \
355 .vmsd = &(_vmsd), \
356 .size = sizeof(_type *), \
357 .flags = VMS_ARRAY|VMS_STRUCT|VMS_ARRAY_OF_POINTER, \
358 .offset = vmstate_offset_array(_s, _f, _type*, _n), \
359 }
360
361 #define VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, _test, _version, _vmsd, _type) { \
362 .name = (stringify(_field)), \
363 .num = (_num), \
364 .field_exists = (_test), \
365 .version_id = (_version), \
366 .vmsd = &(_vmsd), \
367 .size = sizeof(_type), \
368 .flags = VMS_STRUCT|VMS_ARRAY, \
369 .offset = vmstate_offset_array(_state, _field, _type, _num),\
370 }
371
372 #define VMSTATE_STRUCT_VARRAY_UINT8(_field, _state, _field_num, _version, _vmsd, _type) { \
373 .name = (stringify(_field)), \
374 .num_offset = vmstate_offset_value(_state, _field_num, uint8_t), \
375 .version_id = (_version), \
376 .vmsd = &(_vmsd), \
377 .size = sizeof(_type), \
378 .flags = VMS_STRUCT|VMS_VARRAY_UINT8, \
379 .offset = offsetof(_state, _field), \
380 }
381
382 #define VMSTATE_STRUCT_VARRAY_POINTER_INT32(_field, _state, _field_num, _vmsd, _type) { \
383 .name = (stringify(_field)), \
384 .version_id = 0, \
385 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
386 .size = sizeof(_type), \
387 .vmsd = &(_vmsd), \
388 .flags = VMS_POINTER | VMS_VARRAY_INT32 | VMS_STRUCT, \
389 .offset = vmstate_offset_pointer(_state, _field, _type), \
390 }
391
392 #define VMSTATE_STRUCT_VARRAY_POINTER_UINT32(_field, _state, _field_num, _vmsd, _type) { \
393 .name = (stringify(_field)), \
394 .version_id = 0, \
395 .num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
396 .size = sizeof(_type), \
397 .vmsd = &(_vmsd), \
398 .flags = VMS_POINTER | VMS_VARRAY_INT32 | VMS_STRUCT, \
399 .offset = vmstate_offset_pointer(_state, _field, _type), \
400 }
401
402 #define VMSTATE_STRUCT_VARRAY_POINTER_UINT16(_field, _state, _field_num, _vmsd, _type) { \
403 .name = (stringify(_field)), \
404 .version_id = 0, \
405 .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
406 .size = sizeof(_type), \
407 .vmsd = &(_vmsd), \
408 .flags = VMS_POINTER | VMS_VARRAY_UINT16 | VMS_STRUCT, \
409 .offset = vmstate_offset_pointer(_state, _field, _type), \
410 }
411
412 #define VMSTATE_STRUCT_VARRAY_INT32(_field, _state, _field_num, _version, _vmsd, _type) { \
413 .name = (stringify(_field)), \
414 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
415 .version_id = (_version), \
416 .vmsd = &(_vmsd), \
417 .size = sizeof(_type), \
418 .flags = VMS_STRUCT|VMS_VARRAY_INT32, \
419 .offset = offsetof(_state, _field), \
420 }
421
422 #define VMSTATE_STRUCT_VARRAY_UINT32(_field, _state, _field_num, _version, _vmsd, _type) { \
423 .name = (stringify(_field)), \
424 .num_offset = vmstate_offset_value(_state, _field_num, uint32_t), \
425 .version_id = (_version), \
426 .vmsd = &(_vmsd), \
427 .size = sizeof(_type), \
428 .flags = VMS_STRUCT|VMS_VARRAY_UINT32, \
429 .offset = offsetof(_state, _field), \
430 }
431
432 #define VMSTATE_STATIC_BUFFER(_field, _state, _version, _test, _start, _size) { \
433 .name = (stringify(_field)), \
434 .version_id = (_version), \
435 .field_exists = (_test), \
436 .size = (_size - _start), \
437 .info = &vmstate_info_buffer, \
438 .flags = VMS_BUFFER, \
439 .offset = vmstate_offset_buffer(_state, _field) + _start, \
440 }
441
442 #define VMSTATE_VBUFFER_MULTIPLY(_field, _state, _version, _test, _start, _field_size, _multiply) { \
443 .name = (stringify(_field)), \
444 .version_id = (_version), \
445 .field_exists = (_test), \
446 .size_offset = vmstate_offset_value(_state, _field_size, uint32_t),\
447 .size = (_multiply), \
448 .info = &vmstate_info_buffer, \
449 .flags = VMS_VBUFFER|VMS_POINTER|VMS_MULTIPLY, \
450 .offset = offsetof(_state, _field), \
451 .start = (_start), \
452 }
453
454 #define VMSTATE_VBUFFER(_field, _state, _version, _test, _start, _field_size) { \
455 .name = (stringify(_field)), \
456 .version_id = (_version), \
457 .field_exists = (_test), \
458 .size_offset = vmstate_offset_value(_state, _field_size, int32_t),\
459 .info = &vmstate_info_buffer, \
460 .flags = VMS_VBUFFER|VMS_POINTER, \
461 .offset = offsetof(_state, _field), \
462 .start = (_start), \
463 }
464
465 #define VMSTATE_VBUFFER_UINT32(_field, _state, _version, _test, _start, _field_size) { \
466 .name = (stringify(_field)), \
467 .version_id = (_version), \
468 .field_exists = (_test), \
469 .size_offset = vmstate_offset_value(_state, _field_size, uint32_t),\
470 .info = &vmstate_info_buffer, \
471 .flags = VMS_VBUFFER|VMS_POINTER, \
472 .offset = offsetof(_state, _field), \
473 .start = (_start), \
474 }
475
476 #define VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, _info, _size) { \
477 .name = (stringify(_field)), \
478 .version_id = (_version), \
479 .size = (_size), \
480 .info = &(_info), \
481 .flags = VMS_BUFFER, \
482 .offset = offsetof(_state, _field), \
483 }
484
485 #define VMSTATE_BUFFER_POINTER_UNSAFE(_field, _state, _version, _size) { \
486 .name = (stringify(_field)), \
487 .version_id = (_version), \
488 .size = (_size), \
489 .info = &vmstate_info_buffer, \
490 .flags = VMS_BUFFER|VMS_POINTER, \
491 .offset = offsetof(_state, _field), \
492 }
493
494 #define VMSTATE_UNUSED_BUFFER(_test, _version, _size) { \
495 .name = "unused", \
496 .field_exists = (_test), \
497 .version_id = (_version), \
498 .size = (_size), \
499 .info = &vmstate_info_unused_buffer, \
500 .flags = VMS_BUFFER, \
501 }
502
503 /* _field_size should be a int32_t field in the _state struct giving the
504 * size of the bitmap _field in bits.
505 */
506 #define VMSTATE_BITMAP(_field, _state, _version, _field_size) { \
507 .name = (stringify(_field)), \
508 .version_id = (_version), \
509 .size_offset = vmstate_offset_value(_state, _field_size, int32_t),\
510 .info = &vmstate_info_bitmap, \
511 .flags = VMS_VBUFFER|VMS_POINTER, \
512 .offset = offsetof(_state, _field), \
513 }
514
515 /* _f : field name
516 _f_n : num of elements field_name
517 _n : num of elements
518 _s : struct state name
519 _v : version
520 */
521
522 #define VMSTATE_SINGLE(_field, _state, _version, _info, _type) \
523 VMSTATE_SINGLE_TEST(_field, _state, NULL, _version, _info, _type)
524
525 #define VMSTATE_STRUCT(_field, _state, _version, _vmsd, _type) \
526 VMSTATE_STRUCT_TEST(_field, _state, NULL, _version, _vmsd, _type)
527
528 #define VMSTATE_STRUCT_POINTER(_field, _state, _vmsd, _type) \
529 VMSTATE_STRUCT_POINTER_V(_field, _state, 0, _vmsd, _type)
530
531 #define VMSTATE_STRUCT_POINTER_TEST(_field, _state, _test, _vmsd, _type) \
532 VMSTATE_STRUCT_POINTER_TEST_V(_field, _state, _test, 0, _vmsd, _type)
533
534 #define VMSTATE_STRUCT_ARRAY(_field, _state, _num, _version, _vmsd, _type) \
535 VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, NULL, _version, \
536 _vmsd, _type)
537
538 #define VMSTATE_BOOL_V(_f, _s, _v) \
539 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_bool, bool)
540
541 #define VMSTATE_INT8_V(_f, _s, _v) \
542 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int8, int8_t)
543 #define VMSTATE_INT16_V(_f, _s, _v) \
544 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int16, int16_t)
545 #define VMSTATE_INT32_V(_f, _s, _v) \
546 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int32, int32_t)
547 #define VMSTATE_INT64_V(_f, _s, _v) \
548 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int64, int64_t)
549
550 #define VMSTATE_UINT8_V(_f, _s, _v) \
551 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint8, uint8_t)
552 #define VMSTATE_UINT16_V(_f, _s, _v) \
553 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16, uint16_t)
554 #define VMSTATE_UINT32_V(_f, _s, _v) \
555 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32, uint32_t)
556 #define VMSTATE_UINT64_V(_f, _s, _v) \
557 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64, uint64_t)
558
559 #define VMSTATE_BOOL(_f, _s) \
560 VMSTATE_BOOL_V(_f, _s, 0)
561
562 #define VMSTATE_INT8(_f, _s) \
563 VMSTATE_INT8_V(_f, _s, 0)
564 #define VMSTATE_INT16(_f, _s) \
565 VMSTATE_INT16_V(_f, _s, 0)
566 #define VMSTATE_INT32(_f, _s) \
567 VMSTATE_INT32_V(_f, _s, 0)
568 #define VMSTATE_INT64(_f, _s) \
569 VMSTATE_INT64_V(_f, _s, 0)
570
571 #define VMSTATE_UINT8(_f, _s) \
572 VMSTATE_UINT8_V(_f, _s, 0)
573 #define VMSTATE_UINT16(_f, _s) \
574 VMSTATE_UINT16_V(_f, _s, 0)
575 #define VMSTATE_UINT32(_f, _s) \
576 VMSTATE_UINT32_V(_f, _s, 0)
577 #define VMSTATE_UINT64(_f, _s) \
578 VMSTATE_UINT64_V(_f, _s, 0)
579
580 #define VMSTATE_UINT8_EQUAL(_f, _s) \
581 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t)
582
583 #define VMSTATE_UINT16_EQUAL(_f, _s) \
584 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint16_equal, uint16_t)
585
586 #define VMSTATE_UINT16_EQUAL_V(_f, _s, _v) \
587 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16_equal, uint16_t)
588
589 #define VMSTATE_INT32_EQUAL(_f, _s) \
590 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)
591
592 #define VMSTATE_UINT32_EQUAL_V(_f, _s, _v) \
593 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32_equal, uint32_t)
594
595 #define VMSTATE_UINT32_EQUAL(_f, _s) \
596 VMSTATE_UINT32_EQUAL_V(_f, _s, 0)
597
598 #define VMSTATE_UINT64_EQUAL_V(_f, _s, _v) \
599 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64_equal, uint64_t)
600
601 #define VMSTATE_UINT64_EQUAL(_f, _s) \
602 VMSTATE_UINT64_EQUAL_V(_f, _s, 0)
603
604 #define VMSTATE_INT32_POSITIVE_LE(_f, _s) \
605 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)
606
607 #define VMSTATE_UINT8_TEST(_f, _s, _t) \
608 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint8, uint8_t)
609
610 #define VMSTATE_UINT16_TEST(_f, _s, _t) \
611 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint16, uint16_t)
612
613 #define VMSTATE_UINT32_TEST(_f, _s, _t) \
614 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint32, uint32_t)
615
616
617 #define VMSTATE_FLOAT64_V(_f, _s, _v) \
618 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_float64, float64)
619
620 #define VMSTATE_FLOAT64(_f, _s) \
621 VMSTATE_FLOAT64_V(_f, _s, 0)
622
623 #define VMSTATE_TIMER_TEST(_f, _s, _test) \
624 VMSTATE_POINTER_TEST(_f, _s, _test, vmstate_info_timer, QEMUTimer *)
625
626 #define VMSTATE_TIMER_V(_f, _s, _v) \
627 VMSTATE_POINTER(_f, _s, _v, vmstate_info_timer, QEMUTimer *)
628
629 #define VMSTATE_TIMER(_f, _s) \
630 VMSTATE_TIMER_V(_f, _s, 0)
631
632 #define VMSTATE_TIMER_ARRAY(_f, _s, _n) \
633 VMSTATE_ARRAY_OF_POINTER(_f, _s, _n, 0, vmstate_info_timer, QEMUTimer *)
634
635 #define VMSTATE_BOOL_ARRAY_V(_f, _s, _n, _v) \
636 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_bool, bool)
637
638 #define VMSTATE_BOOL_ARRAY(_f, _s, _n) \
639 VMSTATE_BOOL_ARRAY_V(_f, _s, _n, 0)
640
641 #define VMSTATE_UINT16_ARRAY_V(_f, _s, _n, _v) \
642 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint16, uint16_t)
643
644 #define VMSTATE_UINT16_2DARRAY_V(_f, _s, _n1, _n2, _v) \
645 VMSTATE_2DARRAY(_f, _s, _n1, _n2, _v, vmstate_info_uint16, uint16_t)
646
647 #define VMSTATE_UINT16_ARRAY(_f, _s, _n) \
648 VMSTATE_UINT16_ARRAY_V(_f, _s, _n, 0)
649
650 #define VMSTATE_UINT16_2DARRAY(_f, _s, _n1, _n2) \
651 VMSTATE_UINT16_2DARRAY_V(_f, _s, _n1, _n2, 0)
652
653 #define VMSTATE_UINT8_2DARRAY_V(_f, _s, _n1, _n2, _v) \
654 VMSTATE_2DARRAY(_f, _s, _n1, _n2, _v, vmstate_info_uint8, uint8_t)
655
656 #define VMSTATE_UINT8_ARRAY_V(_f, _s, _n, _v) \
657 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint8, uint8_t)
658
659 #define VMSTATE_UINT8_ARRAY(_f, _s, _n) \
660 VMSTATE_UINT8_ARRAY_V(_f, _s, _n, 0)
661
662 #define VMSTATE_UINT8_SUB_ARRAY(_f, _s, _start, _num) \
663 VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint8, uint8_t)
664
665 #define VMSTATE_UINT8_2DARRAY(_f, _s, _n1, _n2) \
666 VMSTATE_UINT8_2DARRAY_V(_f, _s, _n1, _n2, 0)
667
668 #define VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v) \
669 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint32, uint32_t)
670
671 #define VMSTATE_UINT32_2DARRAY_V(_f, _s, _n1, _n2, _v) \
672 VMSTATE_2DARRAY(_f, _s, _n1, _n2, _v, vmstate_info_uint32, uint32_t)
673
674 #define VMSTATE_UINT32_ARRAY(_f, _s, _n) \
675 VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
676
677 #define VMSTATE_UINT32_2DARRAY(_f, _s, _n1, _n2) \
678 VMSTATE_UINT32_2DARRAY_V(_f, _s, _n1, _n2, 0)
679
680 #define VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v) \
681 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint64, uint64_t)
682
683 #define VMSTATE_UINT64_ARRAY(_f, _s, _n) \
684 VMSTATE_UINT64_ARRAY_V(_f, _s, _n, 0)
685
686 #define VMSTATE_INT16_ARRAY_V(_f, _s, _n, _v) \
687 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int16, int16_t)
688
689 #define VMSTATE_INT16_ARRAY(_f, _s, _n) \
690 VMSTATE_INT16_ARRAY_V(_f, _s, _n, 0)
691
692 #define VMSTATE_INT32_ARRAY_V(_f, _s, _n, _v) \
693 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int32, int32_t)
694
695 #define VMSTATE_INT32_ARRAY(_f, _s, _n) \
696 VMSTATE_INT32_ARRAY_V(_f, _s, _n, 0)
697
698 #define VMSTATE_UINT32_SUB_ARRAY(_f, _s, _start, _num) \
699 VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint32, uint32_t)
700
701 #define VMSTATE_UINT32_ARRAY(_f, _s, _n) \
702 VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
703
704 #define VMSTATE_INT64_ARRAY_V(_f, _s, _n, _v) \
705 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int64, int64_t)
706
707 #define VMSTATE_INT64_ARRAY(_f, _s, _n) \
708 VMSTATE_INT64_ARRAY_V(_f, _s, _n, 0)
709
710 #define VMSTATE_FLOAT64_ARRAY_V(_f, _s, _n, _v) \
711 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_float64, float64)
712
713 #define VMSTATE_FLOAT64_ARRAY(_f, _s, _n) \
714 VMSTATE_FLOAT64_ARRAY_V(_f, _s, _n, 0)
715
716 #define VMSTATE_BUFFER_V(_f, _s, _v) \
717 VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, 0, sizeof(typeof_field(_s, _f)))
718
719 #define VMSTATE_BUFFER(_f, _s) \
720 VMSTATE_BUFFER_V(_f, _s, 0)
721
722 #define VMSTATE_PARTIAL_BUFFER(_f, _s, _size) \
723 VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, 0, _size)
724
725 #define VMSTATE_BUFFER_START_MIDDLE(_f, _s, _start) \
726 VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, _start, sizeof(typeof_field(_s, _f)))
727
728 #define VMSTATE_PARTIAL_VBUFFER(_f, _s, _size) \
729 VMSTATE_VBUFFER(_f, _s, 0, NULL, 0, _size)
730
731 #define VMSTATE_PARTIAL_VBUFFER_UINT32(_f, _s, _size) \
732 VMSTATE_VBUFFER_UINT32(_f, _s, 0, NULL, 0, _size)
733
734 #define VMSTATE_SUB_VBUFFER(_f, _s, _start, _size) \
735 VMSTATE_VBUFFER(_f, _s, 0, NULL, _start, _size)
736
737 #define VMSTATE_BUFFER_TEST(_f, _s, _test) \
738 VMSTATE_STATIC_BUFFER(_f, _s, 0, _test, 0, sizeof(typeof_field(_s, _f)))
739
740 #define VMSTATE_BUFFER_UNSAFE(_field, _state, _version, _size) \
741 VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, vmstate_info_buffer, _size)
742
743 #define VMSTATE_UNUSED_V(_v, _size) \
744 VMSTATE_UNUSED_BUFFER(NULL, _v, _size)
745
746 #define VMSTATE_UNUSED(_size) \
747 VMSTATE_UNUSED_V(0, _size)
748
749 #define VMSTATE_UNUSED_TEST(_test, _size) \
750 VMSTATE_UNUSED_BUFFER(_test, 0, _size)
751
752 #define VMSTATE_END_OF_LIST() \
753 {}
754
755 #define SELF_ANNOUNCE_ROUNDS 5
756
757 int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
758 void *opaque, int version_id);
759 void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
760 void *opaque);
761
762 int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
763 const VMStateDescription *vmsd,
764 void *base, int alias_id,
765 int required_for_version);
766
767 static inline int vmstate_register(DeviceState *dev, int instance_id,
768 const VMStateDescription *vmsd,
769 void *opaque)
770 {
771 return vmstate_register_with_alias_id(dev, instance_id, vmsd,
772 opaque, -1, 0);
773 }
774
775 void vmstate_unregister(DeviceState *dev, const VMStateDescription *vmsd,
776 void *opaque);
777
778 struct MemoryRegion;
779 void vmstate_register_ram(struct MemoryRegion *memory, DeviceState *dev);
780 void vmstate_unregister_ram(struct MemoryRegion *memory, DeviceState *dev);
781 void vmstate_register_ram_global(struct MemoryRegion *memory);
782
783 static inline
784 int64_t self_announce_delay(int round)
785 {
786 assert(round < SELF_ANNOUNCE_ROUNDS && round > 0);
787 /* delay 50ms, 150ms, 250ms, ... */
788 return 50 + (SELF_ANNOUNCE_ROUNDS - round - 1) * 100;
789 }
790
791 #endif