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/* Declarations for use by hardware emulation.  */
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#ifndef QEMU_HW_H
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#define QEMU_HW_H
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#include "qemu-common.h"
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#if defined(TARGET_PHYS_ADDR_BITS) && !defined(NEED_CPU_H)
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#include "cpu-common.h"
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#endif
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#include "ioport.h"
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#include "irq.h"
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/* VM Load/Save */
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/* This function writes a chunk of data to a file at the given position.
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 * The pos argument can be ignored if the file is only being used for
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 * streaming.  The handler should try to write all of the data it can.
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 */
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typedef int (QEMUFilePutBufferFunc)(void *opaque, const uint8_t *buf,
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                                    int64_t pos, int size);
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/* Read a chunk of data from a file at the given position.  The pos argument
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 * can be ignored if the file is only be used for streaming.  The number of
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 * bytes actually read should be returned.
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 */
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typedef int (QEMUFileGetBufferFunc)(void *opaque, uint8_t *buf,
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                                    int64_t pos, int size);
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/* Close a file and return an error code */
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typedef int (QEMUFileCloseFunc)(void *opaque);
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/* Called to determine if the file has exceeded it's bandwidth allocation.  The
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 * bandwidth capping is a soft limit, not a hard limit.
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 */
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typedef int (QEMUFileRateLimit)(void *opaque);
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/* Called to change the current bandwidth allocation. This function must return
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 * the new actual bandwidth. It should be new_rate if everything goes ok, and
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 * the old rate otherwise
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 */
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typedef int64_t (QEMUFileSetRateLimit)(void *opaque, int64_t new_rate);
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typedef int64_t (QEMUFileGetRateLimit)(void *opaque);
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QEMUFile *qemu_fopen_ops(void *opaque, QEMUFilePutBufferFunc *put_buffer,
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                         QEMUFileGetBufferFunc *get_buffer,
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                         QEMUFileCloseFunc *close,
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                         QEMUFileRateLimit *rate_limit,
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                         QEMUFileSetRateLimit *set_rate_limit,
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                         QEMUFileGetRateLimit *get_rate_limit);
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QEMUFile *qemu_fopen(const char *filename, const char *mode);
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QEMUFile *qemu_fdopen(int fd, const char *mode);
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QEMUFile *qemu_fopen_socket(int fd);
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QEMUFile *qemu_popen(FILE *popen_file, const char *mode);
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QEMUFile *qemu_popen_cmd(const char *command, const char *mode);
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int qemu_stdio_fd(QEMUFile *f);
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void qemu_fflush(QEMUFile *f);
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int qemu_fclose(QEMUFile *f);
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void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size);
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void qemu_put_byte(QEMUFile *f, int v);
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static inline void qemu_put_ubyte(QEMUFile *f, unsigned int v)
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{
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    qemu_put_byte(f, (int)v);
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}
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#define qemu_put_sbyte qemu_put_byte
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void qemu_put_be16(QEMUFile *f, unsigned int v);
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void qemu_put_be32(QEMUFile *f, unsigned int v);
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void qemu_put_be64(QEMUFile *f, uint64_t v);
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int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size);
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int qemu_get_byte(QEMUFile *f);
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static inline unsigned int qemu_get_ubyte(QEMUFile *f)
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{
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    return (unsigned int)qemu_get_byte(f);
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}
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#define qemu_get_sbyte qemu_get_byte
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unsigned int qemu_get_be16(QEMUFile *f);
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unsigned int qemu_get_be32(QEMUFile *f);
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uint64_t qemu_get_be64(QEMUFile *f);
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int qemu_file_rate_limit(QEMUFile *f);
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int64_t qemu_file_set_rate_limit(QEMUFile *f, int64_t new_rate);
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int64_t qemu_file_get_rate_limit(QEMUFile *f);
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int qemu_file_has_error(QEMUFile *f);
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void qemu_file_set_error(QEMUFile *f);
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/* Try to send any outstanding data.  This function is useful when output is
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 * halted due to rate limiting or EAGAIN errors occur as it can be used to
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 * resume output. */
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void qemu_file_put_notify(QEMUFile *f);
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static inline void qemu_put_be64s(QEMUFile *f, const uint64_t *pv)
97
{
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    qemu_put_be64(f, *pv);
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}
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static inline void qemu_put_be32s(QEMUFile *f, const uint32_t *pv)
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{
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    qemu_put_be32(f, *pv);
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}
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static inline void qemu_put_be16s(QEMUFile *f, const uint16_t *pv)
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{
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    qemu_put_be16(f, *pv);
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}
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static inline void qemu_put_8s(QEMUFile *f, const uint8_t *pv)
112
{
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    qemu_put_byte(f, *pv);
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}
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static inline void qemu_get_be64s(QEMUFile *f, uint64_t *pv)
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{
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    *pv = qemu_get_be64(f);
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}
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static inline void qemu_get_be32s(QEMUFile *f, uint32_t *pv)
122
{
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    *pv = qemu_get_be32(f);
124
}
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static inline void qemu_get_be16s(QEMUFile *f, uint16_t *pv)
127
{
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    *pv = qemu_get_be16(f);
129
}
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static inline void qemu_get_8s(QEMUFile *f, uint8_t *pv)
132
{
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    *pv = qemu_get_byte(f);
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}
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// Signed versions for type safety
137
static inline void qemu_put_sbuffer(QEMUFile *f, const int8_t *buf, int size)
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{
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    qemu_put_buffer(f, (const uint8_t *)buf, size);
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}
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static inline void qemu_put_sbe16(QEMUFile *f, int v)
143
{
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    qemu_put_be16(f, (unsigned int)v);
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}
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static inline void qemu_put_sbe32(QEMUFile *f, int v)
148
{
149
    qemu_put_be32(f, (unsigned int)v);
150
}
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static inline void qemu_put_sbe64(QEMUFile *f, int64_t v)
153
{
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    qemu_put_be64(f, (uint64_t)v);
155
}
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static inline size_t qemu_get_sbuffer(QEMUFile *f, int8_t *buf, int size)
158
{
159
    return qemu_get_buffer(f, (uint8_t *)buf, size);
160
}
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static inline int qemu_get_sbe16(QEMUFile *f)
163
{
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    return (int)qemu_get_be16(f);
165
}
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static inline int qemu_get_sbe32(QEMUFile *f)
168
{
169
    return (int)qemu_get_be32(f);
170
}
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static inline int64_t qemu_get_sbe64(QEMUFile *f)
173
{
174
    return (int64_t)qemu_get_be64(f);
175
}
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static inline void qemu_put_s8s(QEMUFile *f, const int8_t *pv)
178
{
179
    qemu_put_8s(f, (const uint8_t *)pv);
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}
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static inline void qemu_put_sbe16s(QEMUFile *f, const int16_t *pv)
183
{
184
    qemu_put_be16s(f, (const uint16_t *)pv);
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}
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static inline void qemu_put_sbe32s(QEMUFile *f, const int32_t *pv)
188
{
189
    qemu_put_be32s(f, (const uint32_t *)pv);
190
}
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static inline void qemu_put_sbe64s(QEMUFile *f, const int64_t *pv)
193
{
194
    qemu_put_be64s(f, (const uint64_t *)pv);
195
}
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static inline void qemu_get_s8s(QEMUFile *f, int8_t *pv)
198
{
199
    qemu_get_8s(f, (uint8_t *)pv);
200
}
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static inline void qemu_get_sbe16s(QEMUFile *f, int16_t *pv)
203
{
204
    qemu_get_be16s(f, (uint16_t *)pv);
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}
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static inline void qemu_get_sbe32s(QEMUFile *f, int32_t *pv)
208
{
209
    qemu_get_be32s(f, (uint32_t *)pv);
210
}
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static inline void qemu_get_sbe64s(QEMUFile *f, int64_t *pv)
213
{
214
    qemu_get_be64s(f, (uint64_t *)pv);
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}
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#ifdef NEED_CPU_H
218
#if TARGET_LONG_BITS == 64
219
#define qemu_put_betl qemu_put_be64
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#define qemu_get_betl qemu_get_be64
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#define qemu_put_betls qemu_put_be64s
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#define qemu_get_betls qemu_get_be64s
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#define qemu_put_sbetl qemu_put_sbe64
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#define qemu_get_sbetl qemu_get_sbe64
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#define qemu_put_sbetls qemu_put_sbe64s
226
#define qemu_get_sbetls qemu_get_sbe64s
227
#else
228
#define qemu_put_betl qemu_put_be32
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#define qemu_get_betl qemu_get_be32
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#define qemu_put_betls qemu_put_be32s
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#define qemu_get_betls qemu_get_be32s
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#define qemu_put_sbetl qemu_put_sbe32
233
#define qemu_get_sbetl qemu_get_sbe32
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#define qemu_put_sbetls qemu_put_sbe32s
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#define qemu_get_sbetls qemu_get_sbe32s
236
#endif
237
#endif
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239
int64_t qemu_ftell(QEMUFile *f);
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int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence);
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242
typedef void SaveSetParamsHandler(int blk_enable, int shared, void * opaque);
243
typedef void SaveStateHandler(QEMUFile *f, void *opaque);
244
typedef int SaveLiveStateHandler(Monitor *mon, QEMUFile *f, int stage,
245
                                 void *opaque);
246
typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
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248
int register_savevm(DeviceState *dev,
249
                    const char *idstr,
250
                    int instance_id,
251
                    int version_id,
252
                    SaveStateHandler *save_state,
253
                    LoadStateHandler *load_state,
254
                    void *opaque);
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256
int register_savevm_live(DeviceState *dev,
257
                         const char *idstr,
258
                         int instance_id,
259
                         int version_id,
260
                         SaveSetParamsHandler *set_params,
261
                         SaveLiveStateHandler *save_live_state,
262
                         SaveStateHandler *save_state,
263
                         LoadStateHandler *load_state,
264
                         void *opaque);
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266
void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque);
267
void register_device_unmigratable(DeviceState *dev, const char *idstr,
268
                                                                void *opaque);
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270
typedef void QEMUResetHandler(void *opaque);
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272
void qemu_register_reset(QEMUResetHandler *func, void *opaque);
273
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque);
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275
/* handler to set the boot_device order for a specific type of QEMUMachine */
276
/* return 0 if success */
277
typedef int QEMUBootSetHandler(void *opaque, const char *boot_devices);
278
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque);
279
int qemu_boot_set(const char *boot_devices);
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281
typedef struct VMStateInfo VMStateInfo;
282
typedef struct VMStateDescription VMStateDescription;
283

    
284
struct VMStateInfo {
285
    const char *name;
286
    int (*get)(QEMUFile *f, void *pv, size_t size);
287
    void (*put)(QEMUFile *f, void *pv, size_t size);
288
};
289

    
290
enum VMStateFlags {
291
    VMS_SINGLE           = 0x001,
292
    VMS_POINTER          = 0x002,
293
    VMS_ARRAY            = 0x004,
294
    VMS_STRUCT           = 0x008,
295
    VMS_VARRAY_INT32     = 0x010,  /* Array with size in int32_t field*/
296
    VMS_BUFFER           = 0x020,  /* static sized buffer */
297
    VMS_ARRAY_OF_POINTER = 0x040,
298
    VMS_VARRAY_UINT16    = 0x080,  /* Array with size in uint16_t field */
299
    VMS_VBUFFER          = 0x100,  /* Buffer with size in int32_t field */
300
    VMS_MULTIPLY         = 0x200,  /* multiply "size" field by field_size */
301
    VMS_VARRAY_UINT8     = 0x400,  /* Array with size in uint8_t field*/
302
    VMS_VARRAY_UINT32    = 0x800,  /* Array with size in uint32_t field*/
303
};
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305
typedef struct {
306
    const char *name;
307
    size_t offset;
308
    size_t size;
309
    size_t start;
310
    int num;
311
    size_t num_offset;
312
    size_t size_offset;
313
    const VMStateInfo *info;
314
    enum VMStateFlags flags;
315
    const VMStateDescription *vmsd;
316
    int version_id;
317
    bool (*field_exists)(void *opaque, int version_id);
318
} VMStateField;
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320
typedef struct VMStateSubsection {
321
    const VMStateDescription *vmsd;
322
    bool (*needed)(void *opaque);
323
} VMStateSubsection;
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325
struct VMStateDescription {
326
    const char *name;
327
    int version_id;
328
    int minimum_version_id;
329
    int minimum_version_id_old;
330
    LoadStateHandler *load_state_old;
331
    int (*pre_load)(void *opaque);
332
    int (*post_load)(void *opaque, int version_id);
333
    void (*pre_save)(void *opaque);
334
    VMStateField *fields;
335
    const VMStateSubsection *subsections;
336
};
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extern const VMStateInfo vmstate_info_bool;
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340
extern const VMStateInfo vmstate_info_int8;
341
extern const VMStateInfo vmstate_info_int16;
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extern const VMStateInfo vmstate_info_int32;
343
extern const VMStateInfo vmstate_info_int64;
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extern const VMStateInfo vmstate_info_uint8_equal;
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extern const VMStateInfo vmstate_info_uint16_equal;
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extern const VMStateInfo vmstate_info_int32_equal;
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extern const VMStateInfo vmstate_info_uint32_equal;
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extern const VMStateInfo vmstate_info_int32_le;
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extern const VMStateInfo vmstate_info_uint8;
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extern const VMStateInfo vmstate_info_uint16;
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extern const VMStateInfo vmstate_info_uint32;
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extern const VMStateInfo vmstate_info_uint64;
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extern const VMStateInfo vmstate_info_timer;
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extern const VMStateInfo vmstate_info_ptimer;
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extern const VMStateInfo vmstate_info_buffer;
359
extern const VMStateInfo vmstate_info_unused_buffer;
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#define type_check_array(t1,t2,n) ((t1(*)[n])0 - (t2*)0)
362
#define type_check_pointer(t1,t2) ((t1**)0 - (t2*)0)
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364
#define vmstate_offset_value(_state, _field, _type)                  \
365
    (offsetof(_state, _field) +                                      \
366
     type_check(_type, typeof_field(_state, _field)))
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#define vmstate_offset_pointer(_state, _field, _type)                \
369
    (offsetof(_state, _field) +                                      \
370
     type_check_pointer(_type, typeof_field(_state, _field)))
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#define vmstate_offset_array(_state, _field, _type, _num)            \
373
    (offsetof(_state, _field) +                                      \
374
     type_check_array(_type, typeof_field(_state, _field), _num))
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376
#define vmstate_offset_sub_array(_state, _field, _type, _start)      \
377
    (offsetof(_state, _field[_start]))
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379
#define vmstate_offset_buffer(_state, _field)                        \
380
    vmstate_offset_array(_state, _field, uint8_t,                    \
381
                         sizeof(typeof_field(_state, _field)))
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383
#define VMSTATE_SINGLE_TEST(_field, _state, _test, _version, _info, _type) { \
384
    .name         = (stringify(_field)),                             \
385
    .version_id   = (_version),                                      \
386
    .field_exists = (_test),                                         \
387
    .size         = sizeof(_type),                                   \
388
    .info         = &(_info),                                        \
389
    .flags        = VMS_SINGLE,                                      \
390
    .offset       = vmstate_offset_value(_state, _field, _type),     \
391
}
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#define VMSTATE_POINTER(_field, _state, _version, _info, _type) {    \
394
    .name       = (stringify(_field)),                               \
395
    .version_id = (_version),                                        \
396
    .info       = &(_info),                                          \
397
    .size       = sizeof(_type),                                     \
398
    .flags      = VMS_SINGLE|VMS_POINTER,                            \
399
    .offset     = vmstate_offset_value(_state, _field, _type),       \
400
}
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#define VMSTATE_ARRAY(_field, _state, _num, _version, _info, _type) {\
403
    .name       = (stringify(_field)),                               \
404
    .version_id = (_version),                                        \
405
    .num        = (_num),                                            \
406
    .info       = &(_info),                                          \
407
    .size       = sizeof(_type),                                     \
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    .flags      = VMS_ARRAY,                                         \
409
    .offset     = vmstate_offset_array(_state, _field, _type, _num), \
410
}
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412
#define VMSTATE_ARRAY_TEST(_field, _state, _num, _test, _info, _type) {\
413
    .name         = (stringify(_field)),                              \
414
    .field_exists = (_test),                                          \
415
    .num          = (_num),                                           \
416
    .info         = &(_info),                                         \
417
    .size         = sizeof(_type),                                    \
418
    .flags        = VMS_ARRAY,                                        \
419
    .offset       = vmstate_offset_array(_state, _field, _type, _num),\
420
}
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422
#define VMSTATE_SUB_ARRAY(_field, _state, _start, _num, _version, _info, _type) { \
423
    .name       = (stringify(_field)),                               \
424
    .version_id = (_version),                                        \
425
    .num        = (_num),                                            \
426
    .info       = &(_info),                                          \
427
    .size       = sizeof(_type),                                     \
428
    .flags      = VMS_ARRAY,                                         \
429
    .offset     = vmstate_offset_sub_array(_state, _field, _type, _start), \
430
}
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432
#define VMSTATE_ARRAY_INT32_UNSAFE(_field, _state, _field_num, _info, _type) {\
433
    .name       = (stringify(_field)),                               \
434
    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
435
    .info       = &(_info),                                          \
436
    .size       = sizeof(_type),                                     \
437
    .flags      = VMS_VARRAY_INT32,                                  \
438
    .offset     = offsetof(_state, _field),                          \
439
}
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441
#define VMSTATE_VARRAY_INT32(_field, _state, _field_num, _version, _info, _type) {\
442
    .name       = (stringify(_field)),                               \
443
    .version_id = (_version),                                        \
444
    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
445
    .info       = &(_info),                                          \
446
    .size       = sizeof(_type),                                     \
447
    .flags      = VMS_VARRAY_INT32|VMS_POINTER,                      \
448
    .offset     = vmstate_offset_pointer(_state, _field, _type),     \
449
}
450

    
451
#define VMSTATE_VARRAY_UINT32(_field, _state, _field_num, _version, _info, _type) {\
452
    .name       = (stringify(_field)),                               \
453
    .version_id = (_version),                                        \
454
    .num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
455
    .info       = &(_info),                                          \
456
    .size       = sizeof(_type),                                     \
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    .flags      = VMS_VARRAY_UINT32|VMS_POINTER,                     \
458
    .offset     = vmstate_offset_pointer(_state, _field, _type),     \
459
}
460

    
461
#define VMSTATE_VARRAY_UINT16_UNSAFE(_field, _state, _field_num, _version, _info, _type) {\
462
    .name       = (stringify(_field)),                               \
463
    .version_id = (_version),                                        \
464
    .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
465
    .info       = &(_info),                                          \
466
    .size       = sizeof(_type),                                     \
467
    .flags      = VMS_VARRAY_UINT16,                                 \
468
    .offset     = offsetof(_state, _field),                          \
469
}
470

    
471
#define VMSTATE_STRUCT_TEST(_field, _state, _test, _version, _vmsd, _type) { \
472
    .name         = (stringify(_field)),                             \
473
    .version_id   = (_version),                                      \
474
    .field_exists = (_test),                                         \
475
    .vmsd         = &(_vmsd),                                        \
476
    .size         = sizeof(_type),                                   \
477
    .flags        = VMS_STRUCT,                                      \
478
    .offset       = vmstate_offset_value(_state, _field, _type),     \
479
}
480

    
481
#define VMSTATE_STRUCT_POINTER_TEST(_field, _state, _test, _vmsd, _type) { \
482
    .name         = (stringify(_field)),                             \
483
    .field_exists = (_test),                                         \
484
    .vmsd         = &(_vmsd),                                        \
485
    .size         = sizeof(_type),                                   \
486
    .flags        = VMS_STRUCT|VMS_POINTER,                          \
487
    .offset       = vmstate_offset_value(_state, _field, _type),     \
488
}
489

    
490
#define VMSTATE_ARRAY_OF_POINTER(_field, _state, _num, _version, _info, _type) {\
491
    .name       = (stringify(_field)),                               \
492
    .version_id = (_version),                                        \
493
    .num        = (_num),                                            \
494
    .info       = &(_info),                                          \
495
    .size       = sizeof(_type),                                     \
496
    .flags      = VMS_ARRAY|VMS_ARRAY_OF_POINTER,                    \
497
    .offset     = vmstate_offset_array(_state, _field, _type, _num), \
498
}
499

    
500
#define VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, _test, _version, _vmsd, _type) { \
501
    .name         = (stringify(_field)),                             \
502
    .num          = (_num),                                          \
503
    .field_exists = (_test),                                         \
504
    .version_id   = (_version),                                      \
505
    .vmsd         = &(_vmsd),                                        \
506
    .size         = sizeof(_type),                                   \
507
    .flags        = VMS_STRUCT|VMS_ARRAY,                            \
508
    .offset       = vmstate_offset_array(_state, _field, _type, _num),\
509
}
510

    
511
#define VMSTATE_STRUCT_VARRAY_UINT8(_field, _state, _field_num, _version, _vmsd, _type) { \
512
    .name       = (stringify(_field)),                               \
513
    .num_offset = vmstate_offset_value(_state, _field_num, uint8_t), \
514
    .version_id = (_version),                                        \
515
    .vmsd       = &(_vmsd),                                          \
516
    .size       = sizeof(_type),                                     \
517
    .flags      = VMS_STRUCT|VMS_VARRAY_UINT8,                       \
518
    .offset     = offsetof(_state, _field),                          \
519
}
520

    
521
#define VMSTATE_STRUCT_VARRAY_POINTER_INT32(_field, _state, _field_num, _vmsd, _type) { \
522
    .name       = (stringify(_field)),                               \
523
    .version_id = 0,                                                 \
524
    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
525
    .size       = sizeof(_type),                                     \
526
    .vmsd       = &(_vmsd),                                          \
527
    .flags      = VMS_POINTER | VMS_VARRAY_INT32 | VMS_STRUCT,       \
528
    .offset     = vmstate_offset_pointer(_state, _field, _type),     \
529
}
530

    
531
#define VMSTATE_STRUCT_VARRAY_POINTER_UINT16(_field, _state, _field_num, _vmsd, _type) { \
532
    .name       = (stringify(_field)),                               \
533
    .version_id = 0,                                                 \
534
    .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
535
    .size       = sizeof(_type),                                     \
536
    .vmsd       = &(_vmsd),                                          \
537
    .flags      = VMS_POINTER | VMS_VARRAY_UINT16 | VMS_STRUCT,      \
538
    .offset     = vmstate_offset_pointer(_state, _field, _type),     \
539
}
540

    
541
#define VMSTATE_STRUCT_VARRAY_INT32(_field, _state, _field_num, _version, _vmsd, _type) { \
542
    .name       = (stringify(_field)),                               \
543
    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
544
    .version_id = (_version),                                        \
545
    .vmsd       = &(_vmsd),                                          \
546
    .size       = sizeof(_type),                                     \
547
    .flags      = VMS_STRUCT|VMS_VARRAY_INT32,                       \
548
    .offset     = offsetof(_state, _field),                          \
549
}
550

    
551
#define VMSTATE_STRUCT_VARRAY_UINT32(_field, _state, _field_num, _version, _vmsd, _type) { \
552
    .name       = (stringify(_field)),                               \
553
    .num_offset = vmstate_offset_value(_state, _field_num, uint32_t), \
554
    .version_id = (_version),                                        \
555
    .vmsd       = &(_vmsd),                                          \
556
    .size       = sizeof(_type),                                     \
557
    .flags      = VMS_STRUCT|VMS_VARRAY_UINT32,                      \
558
    .offset     = offsetof(_state, _field),                          \
559
}
560

    
561
#define VMSTATE_STATIC_BUFFER(_field, _state, _version, _test, _start, _size) { \
562
    .name         = (stringify(_field)),                             \
563
    .version_id   = (_version),                                      \
564
    .field_exists = (_test),                                         \
565
    .size         = (_size - _start),                                \
566
    .info         = &vmstate_info_buffer,                            \
567
    .flags        = VMS_BUFFER,                                      \
568
    .offset       = vmstate_offset_buffer(_state, _field) + _start,  \
569
}
570

    
571
#define VMSTATE_BUFFER_MULTIPLY(_field, _state, _version, _test, _start, _field_size, _multiply) { \
572
    .name         = (stringify(_field)),                             \
573
    .version_id   = (_version),                                      \
574
    .field_exists = (_test),                                         \
575
    .size_offset  = vmstate_offset_value(_state, _field_size, uint32_t),\
576
    .size         = (_multiply),                                      \
577
    .info         = &vmstate_info_buffer,                            \
578
    .flags        = VMS_VBUFFER|VMS_MULTIPLY,                        \
579
    .offset       = offsetof(_state, _field),                        \
580
    .start        = (_start),                                        \
581
}
582

    
583
#define VMSTATE_VBUFFER(_field, _state, _version, _test, _start, _field_size) { \
584
    .name         = (stringify(_field)),                             \
585
    .version_id   = (_version),                                      \
586
    .field_exists = (_test),                                         \
587
    .size_offset  = vmstate_offset_value(_state, _field_size, int32_t),\
588
    .info         = &vmstate_info_buffer,                            \
589
    .flags        = VMS_VBUFFER|VMS_POINTER,                         \
590
    .offset       = offsetof(_state, _field),                        \
591
    .start        = (_start),                                        \
592
}
593

    
594
#define VMSTATE_VBUFFER_UINT32(_field, _state, _version, _test, _start, _field_size) { \
595
    .name         = (stringify(_field)),                             \
596
    .version_id   = (_version),                                      \
597
    .field_exists = (_test),                                         \
598
    .size_offset  = vmstate_offset_value(_state, _field_size, uint32_t),\
599
    .info         = &vmstate_info_buffer,                            \
600
    .flags        = VMS_VBUFFER|VMS_POINTER,                         \
601
    .offset       = offsetof(_state, _field),                        \
602
    .start        = (_start),                                        \
603
}
604

    
605
#define VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, _info, _size) { \
606
    .name       = (stringify(_field)),                               \
607
    .version_id = (_version),                                        \
608
    .size       = (_size),                                           \
609
    .info       = &(_info),                                          \
610
    .flags      = VMS_BUFFER,                                        \
611
    .offset     = offsetof(_state, _field),                          \
612
}
613

    
614
#define VMSTATE_UNUSED_BUFFER(_test, _version, _size) {              \
615
    .name         = "unused",                                        \
616
    .field_exists = (_test),                                         \
617
    .version_id   = (_version),                                      \
618
    .size         = (_size),                                         \
619
    .info         = &vmstate_info_unused_buffer,                     \
620
    .flags        = VMS_BUFFER,                                      \
621
}
622
extern const VMStateDescription vmstate_pci_device;
623

    
624
#define VMSTATE_PCI_DEVICE(_field, _state) {                         \
625
    .name       = (stringify(_field)),                               \
626
    .size       = sizeof(PCIDevice),                                 \
627
    .vmsd       = &vmstate_pci_device,                               \
628
    .flags      = VMS_STRUCT,                                        \
629
    .offset     = vmstate_offset_value(_state, _field, PCIDevice),   \
630
}
631

    
632
extern const VMStateDescription vmstate_pcie_device;
633

    
634
#define VMSTATE_PCIE_DEVICE(_field, _state) {                        \
635
    .name       = (stringify(_field)),                               \
636
    .version_id = 2,                                                 \
637
    .size       = sizeof(PCIDevice),                                 \
638
    .vmsd       = &vmstate_pcie_device,                              \
639
    .flags      = VMS_STRUCT,                                        \
640
    .offset     = vmstate_offset_value(_state, _field, PCIDevice),   \
641
}
642

    
643
extern const VMStateDescription vmstate_i2c_slave;
644

    
645
#define VMSTATE_I2C_SLAVE(_field, _state) {                          \
646
    .name       = (stringify(_field)),                               \
647
    .size       = sizeof(i2c_slave),                                 \
648
    .vmsd       = &vmstate_i2c_slave,                                \
649
    .flags      = VMS_STRUCT,                                        \
650
    .offset     = vmstate_offset_value(_state, _field, i2c_slave),   \
651
}
652

    
653
extern const VMStateDescription vmstate_usb_device;
654

    
655
#define VMSTATE_USB_DEVICE(_field, _state) {                         \
656
    .name       = (stringify(_field)),                               \
657
    .size       = sizeof(USBDevice),                                 \
658
    .vmsd       = &vmstate_usb_device,                               \
659
    .flags      = VMS_STRUCT,                                        \
660
    .offset     = vmstate_offset_value(_state, _field, USBDevice),   \
661
}
662

    
663
#define vmstate_offset_macaddr(_state, _field)                       \
664
    vmstate_offset_array(_state, _field.a, uint8_t,                \
665
                         sizeof(typeof_field(_state, _field)))
666

    
667
#define VMSTATE_MACADDR(_field, _state) {                            \
668
    .name       = (stringify(_field)),                               \
669
    .size       = sizeof(MACAddr),                                   \
670
    .info       = &vmstate_info_buffer,                              \
671
    .flags      = VMS_BUFFER,                                        \
672
    .offset     = vmstate_offset_macaddr(_state, _field),            \
673
}
674

    
675
/* _f : field name
676
   _f_n : num of elements field_name
677
   _n : num of elements
678
   _s : struct state name
679
   _v : version
680
*/
681

    
682
#define VMSTATE_SINGLE(_field, _state, _version, _info, _type)        \
683
    VMSTATE_SINGLE_TEST(_field, _state, NULL, _version, _info, _type)
684

    
685
#define VMSTATE_STRUCT(_field, _state, _version, _vmsd, _type)        \
686
    VMSTATE_STRUCT_TEST(_field, _state, NULL, _version, _vmsd, _type)
687

    
688
#define VMSTATE_STRUCT_POINTER(_field, _state, _vmsd, _type)          \
689
    VMSTATE_STRUCT_POINTER_TEST(_field, _state, NULL, _vmsd, _type)
690

    
691
#define VMSTATE_STRUCT_ARRAY(_field, _state, _num, _version, _vmsd, _type) \
692
    VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, NULL, _version,   \
693
            _vmsd, _type)
694

    
695
#define VMSTATE_BOOL_V(_f, _s, _v)                                    \
696
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_bool, bool)
697

    
698
#define VMSTATE_INT8_V(_f, _s, _v)                                    \
699
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int8, int8_t)
700
#define VMSTATE_INT16_V(_f, _s, _v)                                   \
701
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int16, int16_t)
702
#define VMSTATE_INT32_V(_f, _s, _v)                                   \
703
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int32, int32_t)
704
#define VMSTATE_INT64_V(_f, _s, _v)                                   \
705
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int64, int64_t)
706

    
707
#define VMSTATE_UINT8_V(_f, _s, _v)                                   \
708
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint8, uint8_t)
709
#define VMSTATE_UINT16_V(_f, _s, _v)                                  \
710
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16, uint16_t)
711
#define VMSTATE_UINT32_V(_f, _s, _v)                                  \
712
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32, uint32_t)
713
#define VMSTATE_UINT64_V(_f, _s, _v)                                  \
714
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64, uint64_t)
715

    
716
#define VMSTATE_BOOL(_f, _s)                                          \
717
    VMSTATE_BOOL_V(_f, _s, 0)
718

    
719
#define VMSTATE_INT8(_f, _s)                                          \
720
    VMSTATE_INT8_V(_f, _s, 0)
721
#define VMSTATE_INT16(_f, _s)                                         \
722
    VMSTATE_INT16_V(_f, _s, 0)
723
#define VMSTATE_INT32(_f, _s)                                         \
724
    VMSTATE_INT32_V(_f, _s, 0)
725
#define VMSTATE_INT64(_f, _s)                                         \
726
    VMSTATE_INT64_V(_f, _s, 0)
727

    
728
#define VMSTATE_UINT8(_f, _s)                                         \
729
    VMSTATE_UINT8_V(_f, _s, 0)
730
#define VMSTATE_UINT16(_f, _s)                                        \
731
    VMSTATE_UINT16_V(_f, _s, 0)
732
#define VMSTATE_UINT32(_f, _s)                                        \
733
    VMSTATE_UINT32_V(_f, _s, 0)
734
#define VMSTATE_UINT64(_f, _s)                                        \
735
    VMSTATE_UINT64_V(_f, _s, 0)
736

    
737
#define VMSTATE_UINT8_EQUAL(_f, _s)                                   \
738
    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t)
739

    
740
#define VMSTATE_UINT16_EQUAL(_f, _s)                                  \
741
    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint16_equal, uint16_t)
742

    
743
#define VMSTATE_UINT16_EQUAL_V(_f, _s, _v)                            \
744
    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16_equal, uint16_t)
745

    
746
#define VMSTATE_INT32_EQUAL(_f, _s)                                   \
747
    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)
748

    
749
#define VMSTATE_UINT32_EQUAL(_f, _s)                                   \
750
    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint32_equal, uint32_t)
751

    
752
#define VMSTATE_INT32_LE(_f, _s)                                   \
753
    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)
754

    
755
#define VMSTATE_UINT16_TEST(_f, _s, _t)                               \
756
    VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint16, uint16_t)
757

    
758
#define VMSTATE_UINT32_TEST(_f, _s, _t)                                  \
759
    VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint32, uint32_t)
760

    
761
#define VMSTATE_TIMER_V(_f, _s, _v)                                   \
762
    VMSTATE_POINTER(_f, _s, _v, vmstate_info_timer, QEMUTimer *)
763

    
764
#define VMSTATE_TIMER(_f, _s)                                         \
765
    VMSTATE_TIMER_V(_f, _s, 0)
766

    
767
#define VMSTATE_TIMER_ARRAY(_f, _s, _n)                              \
768
    VMSTATE_ARRAY_OF_POINTER(_f, _s, _n, 0, vmstate_info_timer, QEMUTimer *)
769

    
770
#define VMSTATE_PTIMER_V(_f, _s, _v)                                  \
771
    VMSTATE_POINTER(_f, _s, _v, vmstate_info_ptimer, ptimer_state *)
772

    
773
#define VMSTATE_PTIMER(_f, _s)                                        \
774
    VMSTATE_PTIMER_V(_f, _s, 0)
775

    
776
#define VMSTATE_BOOL_ARRAY_V(_f, _s, _n, _v)                         \
777
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_bool, bool)
778

    
779
#define VMSTATE_BOOL_ARRAY(_f, _s, _n)                               \
780
    VMSTATE_BOOL_ARRAY_V(_f, _s, _n, 0)
781

    
782
#define VMSTATE_UINT16_ARRAY_V(_f, _s, _n, _v)                         \
783
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint16, uint16_t)
784

    
785
#define VMSTATE_UINT16_ARRAY(_f, _s, _n)                               \
786
    VMSTATE_UINT16_ARRAY_V(_f, _s, _n, 0)
787

    
788
#define VMSTATE_UINT8_ARRAY_V(_f, _s, _n, _v)                         \
789
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint8, uint8_t)
790

    
791
#define VMSTATE_UINT8_ARRAY(_f, _s, _n)                               \
792
    VMSTATE_UINT8_ARRAY_V(_f, _s, _n, 0)
793

    
794
#define VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v)                        \
795
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint32, uint32_t)
796

    
797
#define VMSTATE_UINT32_ARRAY(_f, _s, _n)                              \
798
    VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
799

    
800
#define VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v)                        \
801
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint64, uint64_t)
802

    
803
#define VMSTATE_UINT64_ARRAY(_f, _s, _n)                              \
804
    VMSTATE_UINT64_ARRAY_V(_f, _s, _n, 0)
805

    
806
#define VMSTATE_INT16_ARRAY_V(_f, _s, _n, _v)                         \
807
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int16, int16_t)
808

    
809
#define VMSTATE_INT16_ARRAY(_f, _s, _n)                               \
810
    VMSTATE_INT16_ARRAY_V(_f, _s, _n, 0)
811

    
812
#define VMSTATE_INT32_ARRAY_V(_f, _s, _n, _v)                         \
813
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int32, int32_t)
814

    
815
#define VMSTATE_INT32_ARRAY(_f, _s, _n)                               \
816
    VMSTATE_INT32_ARRAY_V(_f, _s, _n, 0)
817

    
818
#define VMSTATE_UINT32_SUB_ARRAY(_f, _s, _start, _num)                \
819
    VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint32, uint32_t)
820

    
821
#define VMSTATE_UINT32_ARRAY(_f, _s, _n)                              \
822
    VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
823

    
824
#define VMSTATE_INT64_ARRAY_V(_f, _s, _n, _v)                         \
825
    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int64, int64_t)
826

    
827
#define VMSTATE_INT64_ARRAY(_f, _s, _n)                               \
828
    VMSTATE_INT64_ARRAY_V(_f, _s, _n, 0)
829

    
830
#define VMSTATE_BUFFER_V(_f, _s, _v)                                  \
831
    VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, 0, sizeof(typeof_field(_s, _f)))
832

    
833
#define VMSTATE_BUFFER(_f, _s)                                        \
834
    VMSTATE_BUFFER_V(_f, _s, 0)
835

    
836
#define VMSTATE_PARTIAL_BUFFER(_f, _s, _size)                         \
837
    VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, 0, _size)
838

    
839
#define VMSTATE_BUFFER_START_MIDDLE(_f, _s, _start) \
840
    VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, _start, sizeof(typeof_field(_s, _f)))
841

    
842
#define VMSTATE_PARTIAL_VBUFFER(_f, _s, _size)                        \
843
    VMSTATE_VBUFFER(_f, _s, 0, NULL, 0, _size)
844

    
845
#define VMSTATE_PARTIAL_VBUFFER_UINT32(_f, _s, _size)                        \
846
    VMSTATE_VBUFFER_UINT32(_f, _s, 0, NULL, 0, _size)
847

    
848
#define VMSTATE_SUB_VBUFFER(_f, _s, _start, _size)                    \
849
    VMSTATE_VBUFFER(_f, _s, 0, NULL, _start, _size)
850

    
851
#define VMSTATE_BUFFER_TEST(_f, _s, _test)                            \
852
    VMSTATE_STATIC_BUFFER(_f, _s, 0, _test, 0, sizeof(typeof_field(_s, _f)))
853

    
854
#define VMSTATE_BUFFER_UNSAFE(_field, _state, _version, _size)        \
855
    VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, vmstate_info_buffer, _size)
856

    
857
#define VMSTATE_UNUSED_V(_v, _size)                                   \
858
    VMSTATE_UNUSED_BUFFER(NULL, _v, _size)
859

    
860
#define VMSTATE_UNUSED(_size)                                         \
861
    VMSTATE_UNUSED_V(0, _size)
862

    
863
#define VMSTATE_UNUSED_TEST(_test, _size)                             \
864
    VMSTATE_UNUSED_BUFFER(_test, 0, _size)
865

    
866
#ifdef NEED_CPU_H
867
#if TARGET_LONG_BITS == 64
868
#define VMSTATE_UINTTL_V(_f, _s, _v)                                  \
869
    VMSTATE_UINT64_V(_f, _s, _v)
870
#define VMSTATE_UINTTL_ARRAY_V(_f, _s, _n, _v)                        \
871
    VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v)
872
#else
873
#define VMSTATE_UINTTL_V(_f, _s, _v)                                  \
874
    VMSTATE_UINT32_V(_f, _s, _v)
875
#define VMSTATE_UINTTL_ARRAY_V(_f, _s, _n, _v)                        \
876
    VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v)
877
#endif
878
#define VMSTATE_UINTTL(_f, _s)                                        \
879
    VMSTATE_UINTTL_V(_f, _s, 0)
880
#define VMSTATE_UINTTL_ARRAY(_f, _s, _n)                              \
881
    VMSTATE_UINTTL_ARRAY_V(_f, _s, _n, 0)
882

    
883
#endif
884

    
885
#define VMSTATE_END_OF_LIST()                                         \
886
    {}
887

    
888
int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
889
                       void *opaque, int version_id);
890
void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
891
                        void *opaque);
892
int vmstate_register(DeviceState *dev, int instance_id,
893
                     const VMStateDescription *vmsd, void *base);
894
int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
895
                                   const VMStateDescription *vmsd,
896
                                   void *base, int alias_id,
897
                                   int required_for_version);
898
void vmstate_unregister(DeviceState *dev, const VMStateDescription *vmsd,
899
                        void *opaque);
900
#endif