#ifndef _I2C_H_
#define _I2C_H_

#include <stdint.h>

void i2c_enumerate_interfaces(void);
void i2c_close(int fd);
int i2c_open(const char *path);
void i2c_set_address(int fd, int address);
int i2c_isconnected(void);

void i2c_cmd_bootloader(int fd);
void i2c_cmd_application(int fd);
void i2c_cmd_getinfo(int fd, char *buf, int size);
void i2c_cmd_getsignature(int fd, unsigned char *buf, int size);

struct blmc_parameter {
	uint16_t spinup_ticks;

	uint8_t spinup_tick;
	uint8_t spinup_step;

	uint8_t spinup_wait;
	uint8_t spinup_pwm;

	uint8_t pwm_min;
	uint8_t pwm_max;

	uint16_t current_limit;
	uint16_t current_max;

	uint16_t voltage_min;

	uint16_t crc16;
};

void i2c_cmd_getparameters(int fd, struct blmc_parameter *blmc);
void i2c_cmd_setparameters(int fd, struct blmc_parameter *blmc, int persistent);

int i2c_write_flash(int fd, const char *filename, void (*progress_cb)(int pos, int size));

int i2c_write_flash_buf(int fd, char *data, int size, void (*progress_cb)(int pos, int size));
int i2c_read_flash_buf(int fd, char *data, int size, void (*progress_cb)(int pos, int size));
int i2c_verify_flash_buf(int fd, char *data, int size, void (*progress_cb)(int pos, int size));

void i2c_cmd_setpwm(int fd, int pwm);

struct blmc_status {
	uint8_t pwm_real;
	uint8_t pwm;
	uint16_t rpm;
	uint16_t current;
	uint16_t voltage;
};

void i2c_cmd_getstatus(int fd, struct blmc_status *status);

#endif /* _I2C_H_ */