93 lines
2.6 KiB
C
93 lines
2.6 KiB
C
/* $NetBSD: sht3xvar.h,v 1.1 2021/11/06 13:34:40 brad Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2021 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_I2C_SHT3XVAR_H_
|
|
#define _DEV_I2C_SHT3XVAR_H_
|
|
|
|
#define SHT3X_NUM_SENSORS 2
|
|
#define SHT3X_HUMIDITY_SENSOR 0
|
|
#define SHT3X_TEMP_SENSOR 1
|
|
|
|
#define SHT3X_MODE_NAME 12
|
|
#define SHT3X_REP_NAME 7
|
|
#define SHT3X_RATE_NAME 8
|
|
|
|
struct sht3x_sc {
|
|
int sc_sht3xdebug;
|
|
device_t sc_dev;
|
|
i2c_tag_t sc_tag;
|
|
i2c_addr_t sc_addr;
|
|
kmutex_t sc_dying_mutex; /* for cleaning up */
|
|
kmutex_t sc_threadmutex; /* for the measurement kthread */
|
|
kmutex_t sc_mutex; /* for reading the i2c bus */
|
|
kmutex_t sc_read_mutex; /* for from the data queue */
|
|
kcondvar_t sc_condvar; /* for shutting down the thread */
|
|
kcondvar_t sc_condreadready; /* when there is data to be read */
|
|
kcondvar_t sc_cond_dying; /* interlock when cleaning up */
|
|
struct lwp *sc_thread;
|
|
int sc_numsensors;
|
|
struct sysmon_envsys *sc_sme;
|
|
struct sysctllog *sc_sht3xlog;
|
|
envsys_data_t sc_sensors[SHT3X_NUM_SENSORS];
|
|
bool sc_ignorecrc;
|
|
char sc_mode[SHT3X_MODE_NAME];
|
|
bool sc_isperiodic;
|
|
char sc_repeatability[SHT3X_REP_NAME];
|
|
char sc_periodic_rate[SHT3X_RATE_NAME];
|
|
int sc_readattempts;
|
|
bool sc_heateron;
|
|
bool sc_stopping;
|
|
bool sc_initperiodic;
|
|
uint8_t sc_pbuffer[6];
|
|
bool sc_dying;
|
|
bool sc_opened;
|
|
bool sc_wassingleshot;
|
|
pool_cache_t sc_readpool;
|
|
char *sc_readpoolname;
|
|
SIMPLEQ_HEAD(,sht3x_read_q) sc_read_queue;
|
|
};
|
|
|
|
struct sht3x_read_q {
|
|
uint8_t measurement[6];
|
|
SIMPLEQ_ENTRY(sht3x_read_q) read_q;
|
|
};
|
|
|
|
struct sht3x_sensor {
|
|
const char *desc;
|
|
enum envsys_units type;
|
|
};
|
|
|
|
struct sht3x_timing {
|
|
uint16_t cmd;
|
|
int typicaldelay;
|
|
};
|
|
|
|
struct sht3x_periodic {
|
|
const char *repeatability;
|
|
const char *rate;
|
|
int sdelay;
|
|
uint16_t cmd;
|
|
};
|
|
|
|
struct sht3x_repeatability {
|
|
const char *text;
|
|
uint16_t cmd;
|
|
};
|
|
|
|
#endif
|