95 lines
2.4 KiB
C
95 lines
2.4 KiB
C
/* $NetBSD: bmx280var.h,v 1.1 2022/12/03 01:04:43 brad Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2022 Brad Spencer <brad@anduin.eldar.org>
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#ifndef _DEV_IC_BMX280VAR_H_
|
|
#define _DEV_IC_BMX280VAR_H_
|
|
|
|
#define BMX280_NUM_SENSORS 3
|
|
#define BMX280_TEMP_SENSOR 0
|
|
#define BMX280_PRESSURE_SENSOR 1
|
|
#define BMX280_HUMIDITY_SENSOR 2
|
|
|
|
struct bmx280_calibration_blob {
|
|
uint16_t dig_T1;
|
|
int16_t dig_T2;
|
|
int16_t dig_T3;
|
|
|
|
uint16_t dig_P1;
|
|
int16_t dig_P2;
|
|
int16_t dig_P3;
|
|
int16_t dig_P4;
|
|
int16_t dig_P5;
|
|
int16_t dig_P6;
|
|
int16_t dig_P7;
|
|
int16_t dig_P8;
|
|
int16_t dig_P9;
|
|
uint8_t dig_H1;
|
|
int16_t dig_H2;
|
|
uint8_t dig_H3;
|
|
int16_t dig_H4;
|
|
int16_t dig_H5;
|
|
int8_t dig_H6;
|
|
};
|
|
|
|
struct bmx280_sc {
|
|
int sc_bmx280debug;
|
|
device_t sc_dev;
|
|
i2c_tag_t sc_tag;
|
|
i2c_addr_t sc_addr;
|
|
struct spi_handle *sc_sh;
|
|
kmutex_t sc_mutex;
|
|
int sc_numsensors;
|
|
struct sysmon_envsys *sc_sme;
|
|
struct sysctllog *sc_bmx280log;
|
|
envsys_data_t sc_sensors[BMX280_NUM_SENSORS];
|
|
struct bmx280_calibration_blob sc_cal_blob;
|
|
bool sc_has_humidity;
|
|
int sc_readattempts;
|
|
int sc_osrs_t;
|
|
int sc_osrs_p;
|
|
int sc_osrs_h;
|
|
int sc_irr_samples;
|
|
uint8_t sc_previous_irr;
|
|
bool sc_bmx280dump;
|
|
int sc_waitfactor_t;
|
|
int sc_waitfactor_p;
|
|
int sc_waitfactor_h;
|
|
void (*sc_func_attach)(struct bmx280_sc *);
|
|
int (*sc_func_acquire_bus)(struct bmx280_sc *);
|
|
void (*sc_func_release_bus)(struct bmx280_sc *);
|
|
int (*sc_func_read_register)(struct bmx280_sc *, uint8_t, uint8_t *, size_t);
|
|
int (*sc_func_write_register)(struct bmx280_sc *, uint8_t *, size_t);
|
|
};
|
|
|
|
struct bmx280_sensor {
|
|
const char *desc;
|
|
enum envsys_units type;
|
|
};
|
|
|
|
struct bmx280_osrs_list {
|
|
const int text;
|
|
uint8_t mask;
|
|
};
|
|
|
|
struct bmx280_irr_list {
|
|
const int text;
|
|
uint8_t mask;
|
|
};
|
|
|
|
#endif
|