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#ifndef FLASHBENCH_VM_H
#define FLASHBENCH_VM_H
#include <sys/types.h>
typedef union result res_t;
enum resulttype {
R_NONE,
R_ARRAY,
R_NS,
R_BYTE,
R_BPS,
R_STRING,
};
union result {
res_t *_p;
long long l;
char s[8];
} __attribute__((aligned(8)));
struct device;
struct operation {
enum opcode {
/* end of program marker */
O_END = 0,
/* basic operations */
O_READ,
O_WRITE_ZERO,
O_WRITE_ONE,
O_WRITE_RAND,
O_ERASE,
O_LENGTH,
O_OFFSET,
/* output */
O_PRINT,
O_PRINTF,
O_FORMAT,
O_NEWLINE,
O_BPS,
/* group */
O_SEQUENCE,
O_REPEAT,
/* series */
O_OFF_FIXED,
O_OFF_POW2,
O_OFF_LIN,
O_OFF_RAND,
O_LEN_FIXED,
O_LEN_POW2,
O_MAX_POW2,
O_MAX_LIN,
/* reduce dimension */
O_REDUCE,
/* ignore result */
O_DROP,
/* end of list */
O_MAX = O_DROP,
} code;
/* number of indirect results, if any */
unsigned int num;
/* command code specific value */
long long val;
/* output string for O_PRINT */
const char *string;
/* aggregation of results from children */
enum {
A_NONE,
A_MINIMUM,
A_MAXIMUM,
A_AVERAGE,
A_TOTAL,
A_IGNORE,
} aggregate;
/* dynamic result contents */
res_t result;
unsigned int size_x;
unsigned int size_y;
enum resulttype r_type;
};
extern struct operation *call(struct operation *program, struct device *dev,
off_t off, off_t max, size_t len);
extern int verbose;
#define pr_debug(...) do { if (verbose) printf(__VA_ARGS__); } while(0)
#define return_err(...) do { printf(__VA_ARGS__); return NULL; } while(0)
#endif /* FLASHBENCH_VM_H */
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