I2C_BSC0
i2c_pins[I2C_BSC0] = board_cfg & SHARED_HW_CFG_E3_I2C_MUX0_MASK;
i2c_val[I2C_BSC0] = (sfp_ctrl & PORT_HW_CFG_E3_I2C_MUX0_MASK) > 0;