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#ifndef __I2C_H
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#define __I2C_H
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#include "types.h"
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#define I2C_IN_PROGRESS 0
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#define I2C_SUCCESS 1
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#define I2C_FAIL 2
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typedef int i2c_result;
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struct i2c_transaction {
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int address; /* i2c first byte, including address and r/w flag */
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int bytes; /* number of bytes to read or write */
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unsigned char *data; /* pointer to the data */
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i2c_result *result; /* pointer to store the result */
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unsigned int event; /* Which event to set when complete */
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struct i2c_transaction *next; /* NULL or next transaction */
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};
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void init_i2c(void);
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int i2c_conreg(void);
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int i2c_statreg(void);
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bool i2c_start_transaction(struct i2c_transaction *t);
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bool i2c_busy(void);
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#endif /* __I2C_H */
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