xref: /qemu/include/hw/hw.h (revision 289070c71568b703d48d9da413ead09f4303ed30)
1 /* Declarations for use by hardware emulation.  */
2 #ifndef QEMU_HW_H
3 #define QEMU_HW_H
4 
5 #include "qemu-common.h"
6 
7 #if defined(TARGET_PHYS_ADDR_BITS) && !defined(NEED_CPU_H)
8 #include "targphys.h"
9 #include "poison.h"
10 #include "cpu-common.h"
11 #endif
12 
13 #include "ioport.h"
14 #include "irq.h"
15 
16 /* VM Load/Save */
17 
18 /* This function writes a chunk of data to a file at the given position.
19  * The pos argument can be ignored if the file is only being used for
20  * streaming.  The handler should try to write all of the data it can.
21  */
22 typedef int (QEMUFilePutBufferFunc)(void *opaque, const uint8_t *buf,
23                                     int64_t pos, int size);
24 
25 /* Read a chunk of data from a file at the given position.  The pos argument
26  * can be ignored if the file is only be used for streaming.  The number of
27  * bytes actually read should be returned.
28  */
29 typedef int (QEMUFileGetBufferFunc)(void *opaque, uint8_t *buf,
30                                     int64_t pos, int size);
31 
32 /* Close a file and return an error code */
33 typedef int (QEMUFileCloseFunc)(void *opaque);
34 
35 /* Called to determine if the file has exceeded it's bandwidth allocation.  The
36  * bandwidth capping is a soft limit, not a hard limit.
37  */
38 typedef int (QEMUFileRateLimit)(void *opaque);
39 
40 /* Called to change the current bandwidth allocation. This function must return
41  * the new actual bandwidth. It should be new_rate if everything goes ok, and
42  * the old rate otherwise
43  */
44 typedef size_t (QEMUFileSetRateLimit)(void *opaque, size_t new_rate);
45 
46 QEMUFile *qemu_fopen_ops(void *opaque, QEMUFilePutBufferFunc *put_buffer,
47                          QEMUFileGetBufferFunc *get_buffer,
48                          QEMUFileCloseFunc *close,
49                          QEMUFileRateLimit *rate_limit,
50                          QEMUFileSetRateLimit *set_rate_limit);
51 QEMUFile *qemu_fopen(const char *filename, const char *mode);
52 QEMUFile *qemu_fdopen(int fd, const char *mode);
53 QEMUFile *qemu_fopen_socket(int fd);
54 QEMUFile *qemu_popen(FILE *popen_file, const char *mode);
55 QEMUFile *qemu_popen_cmd(const char *command, const char *mode);
56 int qemu_stdio_fd(QEMUFile *f);
57 void qemu_fflush(QEMUFile *f);
58 int qemu_fclose(QEMUFile *f);
59 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size);
60 void qemu_put_byte(QEMUFile *f, int v);
61 
62 static inline void qemu_put_ubyte(QEMUFile *f, unsigned int v)
63 {
64     qemu_put_byte(f, (int)v);
65 }
66 
67 #define qemu_put_sbyte qemu_put_byte
68 
69 void qemu_put_be16(QEMUFile *f, unsigned int v);
70 void qemu_put_be32(QEMUFile *f, unsigned int v);
71 void qemu_put_be64(QEMUFile *f, uint64_t v);
72 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size);
73 int qemu_get_byte(QEMUFile *f);
74 
75 static inline unsigned int qemu_get_ubyte(QEMUFile *f)
76 {
77     return (unsigned int)qemu_get_byte(f);
78 }
79 
80 #define qemu_get_sbyte qemu_get_byte
81 
82 unsigned int qemu_get_be16(QEMUFile *f);
83 unsigned int qemu_get_be32(QEMUFile *f);
84 uint64_t qemu_get_be64(QEMUFile *f);
85 int qemu_file_rate_limit(QEMUFile *f);
86 size_t qemu_file_set_rate_limit(QEMUFile *f, size_t new_rate);
87 int qemu_file_has_error(QEMUFile *f);
88 void qemu_file_set_error(QEMUFile *f);
89 
90 /* Try to send any outstanding data.  This function is useful when output is
91  * halted due to rate limiting or EAGAIN errors occur as it can be used to
92  * resume output. */
93 void qemu_file_put_notify(QEMUFile *f);
94 
95 static inline void qemu_put_be64s(QEMUFile *f, const uint64_t *pv)
96 {
97     qemu_put_be64(f, *pv);
98 }
99 
100 static inline void qemu_put_be32s(QEMUFile *f, const uint32_t *pv)
101 {
102     qemu_put_be32(f, *pv);
103 }
104 
105 static inline void qemu_put_be16s(QEMUFile *f, const uint16_t *pv)
106 {
107     qemu_put_be16(f, *pv);
108 }
109 
110 static inline void qemu_put_8s(QEMUFile *f, const uint8_t *pv)
111 {
112     qemu_put_byte(f, *pv);
113 }
114 
115 static inline void qemu_get_be64s(QEMUFile *f, uint64_t *pv)
116 {
117     *pv = qemu_get_be64(f);
118 }
119 
120 static inline void qemu_get_be32s(QEMUFile *f, uint32_t *pv)
121 {
122     *pv = qemu_get_be32(f);
123 }
124 
125 static inline void qemu_get_be16s(QEMUFile *f, uint16_t *pv)
126 {
127     *pv = qemu_get_be16(f);
128 }
129 
130 static inline void qemu_get_8s(QEMUFile *f, uint8_t *pv)
131 {
132     *pv = qemu_get_byte(f);
133 }
134 
135 // Signed versions for type safety
136 static inline void qemu_put_sbuffer(QEMUFile *f, const int8_t *buf, int size)
137 {
138     qemu_put_buffer(f, (const uint8_t *)buf, size);
139 }
140 
141 static inline void qemu_put_sbe16(QEMUFile *f, int v)
142 {
143     qemu_put_be16(f, (unsigned int)v);
144 }
145 
146 static inline void qemu_put_sbe32(QEMUFile *f, int v)
147 {
148     qemu_put_be32(f, (unsigned int)v);
149 }
150 
151 static inline void qemu_put_sbe64(QEMUFile *f, int64_t v)
152 {
153     qemu_put_be64(f, (uint64_t)v);
154 }
155 
156 static inline size_t qemu_get_sbuffer(QEMUFile *f, int8_t *buf, int size)
157 {
158     return qemu_get_buffer(f, (uint8_t *)buf, size);
159 }
160 
161 static inline int qemu_get_sbe16(QEMUFile *f)
162 {
163     return (int)qemu_get_be16(f);
164 }
165 
166 static inline int qemu_get_sbe32(QEMUFile *f)
167 {
168     return (int)qemu_get_be32(f);
169 }
170 
171 static inline int64_t qemu_get_sbe64(QEMUFile *f)
172 {
173     return (int64_t)qemu_get_be64(f);
174 }
175 
176 static inline void qemu_put_s8s(QEMUFile *f, const int8_t *pv)
177 {
178     qemu_put_8s(f, (const uint8_t *)pv);
179 }
180 
181 static inline void qemu_put_sbe16s(QEMUFile *f, const int16_t *pv)
182 {
183     qemu_put_be16s(f, (const uint16_t *)pv);
184 }
185 
186 static inline void qemu_put_sbe32s(QEMUFile *f, const int32_t *pv)
187 {
188     qemu_put_be32s(f, (const uint32_t *)pv);
189 }
190 
191 static inline void qemu_put_sbe64s(QEMUFile *f, const int64_t *pv)
192 {
193     qemu_put_be64s(f, (const uint64_t *)pv);
194 }
195 
196 static inline void qemu_get_s8s(QEMUFile *f, int8_t *pv)
197 {
198     qemu_get_8s(f, (uint8_t *)pv);
199 }
200 
201 static inline void qemu_get_sbe16s(QEMUFile *f, int16_t *pv)
202 {
203     qemu_get_be16s(f, (uint16_t *)pv);
204 }
205 
206 static inline void qemu_get_sbe32s(QEMUFile *f, int32_t *pv)
207 {
208     qemu_get_be32s(f, (uint32_t *)pv);
209 }
210 
211 static inline void qemu_get_sbe64s(QEMUFile *f, int64_t *pv)
212 {
213     qemu_get_be64s(f, (uint64_t *)pv);
214 }
215 
216 #ifdef NEED_CPU_H
217 #if TARGET_LONG_BITS == 64
218 #define qemu_put_betl qemu_put_be64
219 #define qemu_get_betl qemu_get_be64
220 #define qemu_put_betls qemu_put_be64s
221 #define qemu_get_betls qemu_get_be64s
222 #define qemu_put_sbetl qemu_put_sbe64
223 #define qemu_get_sbetl qemu_get_sbe64
224 #define qemu_put_sbetls qemu_put_sbe64s
225 #define qemu_get_sbetls qemu_get_sbe64s
226 #else
227 #define qemu_put_betl qemu_put_be32
228 #define qemu_get_betl qemu_get_be32
229 #define qemu_put_betls qemu_put_be32s
230 #define qemu_get_betls qemu_get_be32s
231 #define qemu_put_sbetl qemu_put_sbe32
232 #define qemu_get_sbetl qemu_get_sbe32
233 #define qemu_put_sbetls qemu_put_sbe32s
234 #define qemu_get_sbetls qemu_get_sbe32s
235 #endif
236 #endif
237 
238 int64_t qemu_ftell(QEMUFile *f);
239 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence);
240 
241 typedef void SaveStateHandler(QEMUFile *f, void *opaque);
242 typedef int SaveLiveStateHandler(QEMUFile *f, int stage, void *opaque);
243 typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
244 
245 int register_savevm(const char *idstr,
246                     int instance_id,
247                     int version_id,
248                     SaveStateHandler *save_state,
249                     LoadStateHandler *load_state,
250                     void *opaque);
251 
252 int register_savevm_live(const char *idstr,
253                          int instance_id,
254                          int version_id,
255                          SaveLiveStateHandler *save_live_state,
256                          SaveStateHandler *save_state,
257                          LoadStateHandler *load_state,
258                          void *opaque);
259 
260 void unregister_savevm(const char *idstr, void *opaque);
261 
262 typedef void QEMUResetHandler(void *opaque);
263 
264 void qemu_register_reset(QEMUResetHandler *func, void *opaque);
265 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque);
266 
267 /* handler to set the boot_device order for a specific type of QEMUMachine */
268 /* return 0 if success */
269 typedef int QEMUBootSetHandler(void *opaque, const char *boot_devices);
270 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque);
271 int qemu_boot_set(const char *boot_devices);
272 
273 typedef struct VMStateInfo VMStateInfo;
274 typedef struct VMStateDescription VMStateDescription;
275 
276 struct VMStateInfo {
277     const char *name;
278     int (*get)(QEMUFile *f, void *pv, size_t size);
279     void (*put)(QEMUFile *f, void *pv, size_t size);
280 };
281 
282 enum VMStateFlags {
283     VMS_SINGLE  = 0x001,
284     VMS_POINTER = 0x002,
285     VMS_ARRAY   = 0x004,
286     VMS_STRUCT  = 0x008,
287     VMS_VARRAY  = 0x010,  /* Array with size in another field */
288     VMS_BUFFER  = 0x020,  /* static sized buffer */
289 };
290 
291 typedef struct {
292     const char *name;
293     size_t offset;
294     size_t size;
295     int num;
296     size_t num_offset;
297     const VMStateInfo *info;
298     enum VMStateFlags flags;
299     const VMStateDescription *vmsd;
300     int version_id;
301 } VMStateField;
302 
303 struct VMStateDescription {
304     const char *name;
305     int version_id;
306     int minimum_version_id;
307     int minimum_version_id_old;
308     LoadStateHandler *load_state_old;
309     int (*pre_load)(void *opaque);
310     int (*post_load)(void *opaque, int version_id);
311     void (*pre_save)(void *opaque);
312     void (*post_save)(void *opaque);
313     VMStateField *fields;
314 };
315 
316 extern const VMStateInfo vmstate_info_int8;
317 extern const VMStateInfo vmstate_info_int16;
318 extern const VMStateInfo vmstate_info_int32;
319 extern const VMStateInfo vmstate_info_int64;
320 
321 extern const VMStateInfo vmstate_info_uint8_equal;
322 extern const VMStateInfo vmstate_info_int32_equal;
323 extern const VMStateInfo vmstate_info_int32_le;
324 
325 extern const VMStateInfo vmstate_info_uint8;
326 extern const VMStateInfo vmstate_info_uint16;
327 extern const VMStateInfo vmstate_info_uint32;
328 extern const VMStateInfo vmstate_info_uint64;
329 
330 extern const VMStateInfo vmstate_info_timer;
331 extern const VMStateInfo vmstate_info_ptimer;
332 extern const VMStateInfo vmstate_info_buffer;
333 
334 #define type_check_array(t1,t2,n) ((t1(*)[n])0 - (t2*)0)
335 #define type_check_pointer(t1,t2) ((t1**)0 - (t2*)0)
336 
337 #define VMSTATE_SINGLE(_field, _state, _version, _info, _type) {     \
338     .name       = (stringify(_field)),                               \
339     .version_id = (_version),                                        \
340     .size       = sizeof(_type),                                     \
341     .info       = &(_info),                                          \
342     .flags      = VMS_SINGLE,                                        \
343     .offset     = offsetof(_state, _field)                           \
344             + type_check(_type,typeof_field(_state, _field))         \
345 }
346 
347 #define VMSTATE_POINTER(_field, _state, _version, _info, _type) {    \
348     .name       = (stringify(_field)),                               \
349     .version_id = (_version),                                        \
350     .info       = &(_info),                                          \
351     .size       = sizeof(_type),                                     \
352     .flags      = VMS_SINGLE|VMS_POINTER,                            \
353     .offset     = offsetof(_state, _field)                           \
354             + type_check(_type,typeof_field(_state, _field))         \
355 }
356 
357 #define VMSTATE_ARRAY(_field, _state, _num, _version, _info, _type) {\
358     .name       = (stringify(_field)),                               \
359     .version_id = (_version),                                        \
360     .num        = (_num),                                            \
361     .info       = &(_info),                                          \
362     .size       = sizeof(_type),                                     \
363     .flags      = VMS_ARRAY,                                         \
364     .offset     = offsetof(_state, _field)                           \
365         + type_check_array(_type,typeof_field(_state, _field),_num)  \
366 }
367 
368 #define VMSTATE_VARRAY(_field, _state, _field_num, _version, _info, _type) {\
369     .name       = (stringify(_field)),                               \
370     .version_id = (_version),                                        \
371     .num_offset = offsetof(_state, _field_num)                       \
372         + type_check(int32_t,typeof_field(_state, _field_num)),      \
373     .info       = &(_info),                                          \
374     .size       = sizeof(_type),                                     \
375     .flags      = VMS_VARRAY|VMS_POINTER,                            \
376     .offset     = offsetof(_state, _field)                           \
377         + type_check_pointer(_type,typeof_field(_state, _field))     \
378 }
379 
380 #define VMSTATE_STRUCT(_field, _state, _version, _vmsd, _type) {     \
381     .name       = (stringify(_field)),                               \
382     .version_id = (_version),                                        \
383     .vmsd       = &(_vmsd),                                          \
384     .size       = sizeof(_type),                                     \
385     .flags      = VMS_STRUCT,                                        \
386     .offset     = offsetof(_state, _field)                           \
387             + type_check(_type,typeof_field(_state, _field))         \
388 }
389 
390 #define VMSTATE_STRUCT_POINTER(_field, _state, _vmsd, _type) {       \
391     .name       = (stringify(_field)),                               \
392     .vmsd       = &(_vmsd),                                          \
393     .size       = sizeof(_type),                                     \
394     .flags      = VMS_STRUCT|VMS_POINTER,                            \
395     .offset     = offsetof(_state, _field)                           \
396             + type_check(_type,typeof_field(_state, _field))         \
397 }
398 
399 #define VMSTATE_STRUCT_ARRAY(_field, _state, _num, _version, _vmsd, _type) { \
400     .name       = (stringify(_field)),                               \
401     .num        = (_num),                                            \
402     .version_id = (_version),                                        \
403     .vmsd       = &(_vmsd),                                          \
404     .size       = sizeof(_type),                                     \
405     .flags      = VMS_STRUCT|VMS_ARRAY,                              \
406     .offset     = offsetof(_state, _field)                           \
407         + type_check_array(_type,typeof_field(_state, _field),_num)  \
408 }
409 
410 #define VMSTATE_STRUCT_ARRAY_SIZE_UINT8(_field, _state, _field__num, _version, _vmsd, _type) { \
411     .name       = (stringify(_field)),                               \
412     .num_offset = offsetof(_state, _field_num)                       \
413         + type_check(uint8_t,typeof_field(_state, _field_num)),       \
414     .version_id = (_version),                                        \
415     .vmsd       = &(_vmsd),                                          \
416     .size       = sizeof(_type),                                     \
417     .flags      = VMS_STRUCT|VMS_ARRAY,                              \
418     .offset     = offsetof(_state, _field)                           \
419         + type_check_array(_type,typeof_field(_state, _field),_num)  \
420 }
421 
422 #define VMSTATE_STATIC_BUFFER(_field, _state, _version) {            \
423     .name       = (stringify(_field)),                               \
424     .version_id = (_version),                                        \
425     .size       = sizeof(typeof_field(_state,_field)),               \
426     .info       = &vmstate_info_buffer,                              \
427     .flags      = VMS_BUFFER,                                        \
428     .offset     = offsetof(_state, _field)                           \
429         + type_check_array(uint8_t,typeof_field(_state, _field),sizeof(typeof_field(_state,_field))) \
430 }
431 
432 #define VMSTATE_BUFFER_START_MIDDLE(_field, _state, start) {         \
433     .name       = (stringify(_field)),                               \
434     .size       = sizeof(typeof_field(_state,_field)) - start,       \
435     .info       = &vmstate_info_buffer,                              \
436     .flags      = VMS_BUFFER,                                        \
437     .offset     = offsetof(_state, _field) + start                   \
438         + type_check_array(uint8_t,typeof_field(_state, _field),sizeof(typeof_field(_state,_field))) \
439 }
440 
441 extern const VMStateDescription vmstate_pci_device;
442 
443 #define VMSTATE_PCI_DEVICE(_field, _state) {                         \
444     .name       = (stringify(_field)),                               \
445     .size       = sizeof(PCIDevice),                                 \
446     .vmsd       = &vmstate_pci_device,                               \
447     .flags      = VMS_STRUCT,                                        \
448     .offset     = offsetof(_state, _field)                           \
449             + type_check(PCIDevice,typeof_field(_state, _field))     \
450 }
451 
452 extern const VMStateDescription vmstate_i2c_slave;
453 
454 #define VMSTATE_I2C_SLAVE(_field, _state) {                          \
455     .name       = (stringify(_field)),                               \
456     .size       = sizeof(i2c_slave),                                 \
457     .vmsd       = &vmstate_i2c_slave,                                \
458     .flags      = VMS_STRUCT,                                        \
459     .offset     = offsetof(_state, _field)                           \
460             + type_check(i2c_slave,typeof_field(_state, _field))     \
461 }
462 
463 /* _f : field name
464    _f_n : num of elements field_name
465    _n : num of elements
466    _s : struct state name
467    _v : version
468 */
469 
470 #define VMSTATE_INT8_V(_f, _s, _v)                                    \
471     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int8, int8_t)
472 #define VMSTATE_INT16_V(_f, _s, _v)                                   \
473     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int16, int16_t)
474 #define VMSTATE_INT32_V(_f, _s, _v)                                   \
475     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int32, int32_t)
476 #define VMSTATE_INT64_V(_f, _s, _v)                                   \
477     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int64, int64_t)
478 
479 #define VMSTATE_UINT8_V(_f, _s, _v)                                   \
480     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint8, uint8_t)
481 #define VMSTATE_UINT16_V(_f, _s, _v)                                  \
482     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16, uint16_t)
483 #define VMSTATE_UINT32_V(_f, _s, _v)                                  \
484     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32, uint32_t)
485 #define VMSTATE_UINT64_V(_f, _s, _v)                                  \
486     VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64, uint64_t)
487 
488 #define VMSTATE_INT8(_f, _s)                                          \
489     VMSTATE_INT8_V(_f, _s, 0)
490 #define VMSTATE_INT16(_f, _s)                                         \
491     VMSTATE_INT16_V(_f, _s, 0)
492 #define VMSTATE_INT32(_f, _s)                                         \
493     VMSTATE_INT32_V(_f, _s, 0)
494 #define VMSTATE_INT64(_f, _s)                                         \
495     VMSTATE_INT64_V(_f, _s, 0)
496 
497 #define VMSTATE_UINT8(_f, _s)                                         \
498     VMSTATE_UINT8_V(_f, _s, 0)
499 #define VMSTATE_UINT16(_f, _s)                                        \
500     VMSTATE_UINT16_V(_f, _s, 0)
501 #define VMSTATE_UINT32(_f, _s)                                        \
502     VMSTATE_UINT32_V(_f, _s, 0)
503 #define VMSTATE_UINT64(_f, _s)                                        \
504     VMSTATE_UINT64_V(_f, _s, 0)
505 
506 #define VMSTATE_UINT8_EQUAL(_f, _s)                                   \
507     VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t)
508 
509 #define VMSTATE_INT32_EQUAL(_f, _s)                                   \
510     VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)
511 
512 #define VMSTATE_INT32_LE(_f, _s)                                   \
513     VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)
514 
515 #define VMSTATE_TIMER_V(_f, _s, _v)                                   \
516     VMSTATE_POINTER(_f, _s, _v, vmstate_info_timer, QEMUTimer *)
517 
518 #define VMSTATE_TIMER(_f, _s)                                         \
519     VMSTATE_TIMER_V(_f, _s, 0)
520 
521 #define VMSTATE_PTIMER_V(_f, _s, _v)                                  \
522     VMSTATE_POINTER(_f, _s, _v, vmstate_info_ptimer, ptimer_state *)
523 
524 #define VMSTATE_PTIMER(_f, _s)                                        \
525     VMSTATE_PTIMER_V(_f, _s, 0)
526 
527 #define VMSTATE_UINT16_ARRAY_V(_f, _s, _n, _v)                         \
528     VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint16, uint16_t)
529 
530 #define VMSTATE_UINT16_ARRAY(_f, _s, _n)                               \
531     VMSTATE_UINT16_ARRAY_V(_f, _s, _n, 0)
532 
533 #define VMSTATE_UINT8_ARRAY_V(_f, _s, _n, _v)                         \
534     VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint8, uint8_t)
535 
536 #define VMSTATE_UINT8_ARRAY(_f, _s, _n)                               \
537     VMSTATE_UINT8_ARRAY_V(_f, _s, _n, 0)
538 
539 #define VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v)                        \
540     VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint32, uint32_t)
541 
542 #define VMSTATE_UINT32_ARRAY(_f, _s, _n)                              \
543     VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
544 
545 #define VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v)                        \
546     VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint64, uint64_t)
547 
548 #define VMSTATE_UINT64_ARRAY(_f, _s, _n)                              \
549     VMSTATE_UINT64_ARRAY_V(_f, _s, _n, 0)
550 
551 #define VMSTATE_INT16_ARRAY_V(_f, _s, _n, _v)                         \
552     VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int16, int16_t)
553 
554 #define VMSTATE_INT16_ARRAY(_f, _s, _n)                               \
555     VMSTATE_INT16_ARRAY_V(_f, _s, _n, 0)
556 
557 #define VMSTATE_INT32_ARRAY_V(_f, _s, _n, _v)                         \
558     VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int32, int32_t)
559 
560 #define VMSTATE_INT32_ARRAY(_f, _s, _n)                               \
561     VMSTATE_INT32_ARRAY_V(_f, _s, _n, 0)
562 
563 #define VMSTATE_INT32_VARRAY_V(_f, _s, _f_n, _v)                      \
564     VMSTATE_VARRAY(_f, _s, _f_n, _v, vmstate_info_int32, int32_t)
565 
566 #define VMSTATE_INT32_VARRAY(_f, _s, _f_n)                            \
567     VMSTATE_INT32_VARRAY_V(_f, _s, _f_n, 0)
568 
569 #define VMSTATE_BUFFER_V(_f, _s, _v)                                  \
570     VMSTATE_STATIC_BUFFER(_f, _s, _v)
571 
572 #define VMSTATE_BUFFER(_f, _s)                                        \
573     VMSTATE_STATIC_BUFFER(_f, _s, 0)
574 
575 #define VMSTATE_END_OF_LIST()                                         \
576     {}
577 
578 extern int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
579                               void *opaque, int version_id);
580 extern void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
581                                void *opaque);
582 extern int vmstate_register(int instance_id, const VMStateDescription *vmsd,
583                             void *base);
584 void vmstate_unregister(const VMStateDescription *vmsd, void *opaque);
585 #endif
586