thodg/cgminer/i2c-context.h
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Hash : 114f9fd2
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Date : 2014-06-03T18:47:29
A1: add support for updated product variants, small fixes This patch includes: * generalize I2C slave access * adapt CoinCraft Rig board selector to new design * add support for single chip chains * adapt verbosity levels * check for chip clocks below 100MHz
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i2c-context.h
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#ifndef I2C_CONTEXT_H #define I2C_CONTEXT_H #include <stdbool.h> #include <stdint.h> /* common i2c context */ struct i2c_ctx { /* destructor */ void (*exit)(struct i2c_ctx *ctx); /* write one byte to given register */ bool (*write)(struct i2c_ctx *ctx, uint8_t reg, uint8_t val); /* read one byte from given register */ bool (*read)(struct i2c_ctx *ctx, uint8_t reg, uint8_t *val); /* common data */ uint8_t addr; int file; }; /* the default I2C bus on RPi */ #define I2C_BUS "/dev/i2c-1" extern struct i2c_ctx *i2c_slave_open(char *i2c_bus, uint8_t slave_addr); #endif /* I2C_CONTEXT_H */