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      1 /* $NetBSD: envsys.h,v 1.39 2022/11/21 21:24:01 brad Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1999, 2007, 2014 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Tim Rightnour, Juan Romero Pardines and Bill Squier.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _SYS_ENVSYS_H_
     33 #define _SYS_ENVSYS_H_
     34 
     35 #ifndef _KERNEL
     36 #include <stdbool.h>
     37 #endif
     38 
     39 #include <sys/ioccom.h>
     40 #include <sys/power.h>
     41 #include <sys/queue.h>
     42 
     43 /*
     44  * ENVironmental SYStem version 2 (aka ENVSYS 2)
     45  */
     46 
     47 #define ENVSYS_MAXSENSORS	512
     48 #define ENVSYS_DESCLEN		32
     49 
     50 /* sensor units */
     51 enum envsys_units {
     52 	ENVSYS_STEMP		= 0,	/* Temperature (microkelvins) */
     53 	ENVSYS_SFANRPM,			/* Fan RPM */
     54 	ENVSYS_SVOLTS_AC,		/* AC Volts */
     55 	ENVSYS_SVOLTS_DC,		/* DC Volts */
     56 	ENVSYS_SOHMS,			/* Ohms */
     57 	ENVSYS_SWATTS,			/* Watts */
     58 	ENVSYS_SAMPS,			/* Ampere */
     59 	ENVSYS_SWATTHOUR,		/* Watt hour */
     60 	ENVSYS_SAMPHOUR,		/* Ampere hour */
     61 	ENVSYS_INDICATOR,		/* Indicator */
     62 	ENVSYS_INTEGER,			/* Integer */
     63 	ENVSYS_DRIVE,			/* Drive */
     64 	ENVSYS_BATTERY_CAPACITY,	/* Battery capacity */
     65 	ENVSYS_BATTERY_CHARGE,		/* Battery charging/discharging */
     66 	ENVSYS_SRELHUMIDITY,		/* relative humidity */
     67 	ENVSYS_LUX,			/* illuminance in lux */
     68 	ENVSYS_PRESSURE,		/* pressure in hPa */
     69 	ENVSYS_NSENSORS
     70 };
     71 
     72 /* sensor states */
     73 enum envsys_states {
     74 	ENVSYS_SVALID		= 10,	/* sensor state is valid */
     75 	ENVSYS_SINVALID,		/* sensor state is invalid */
     76 	ENVSYS_SCRITICAL,		/* sensor state is critical */
     77 	ENVSYS_SCRITUNDER,		/* sensor state is critical under */
     78 	ENVSYS_SCRITOVER,		/* sensor state is critical over */
     79 	ENVSYS_SWARNUNDER,		/* sensor state is warn under */
     80 	ENVSYS_SWARNOVER		/* sensor state is warn over */
     81 };
     82 
     83 /* sensor drive states */
     84 enum envsys_drive_states {
     85 	ENVSYS_DRIVE_EMPTY	= 1,	/* drive is empty */
     86 	ENVSYS_DRIVE_READY,		/* drive is ready */
     87 	ENVSYS_DRIVE_POWERUP,		/* drive is powered up */
     88 	ENVSYS_DRIVE_ONLINE,		/* drive is online */
     89 	ENVSYS_DRIVE_IDLE,		/* drive is idle */
     90 	ENVSYS_DRIVE_ACTIVE,		/* drive is active */
     91 	ENVSYS_DRIVE_REBUILD,		/* drive is rebuilding */
     92 	ENVSYS_DRIVE_POWERDOWN,		/* drive is powered down */
     93 	ENVSYS_DRIVE_FAIL,		/* drive failed */
     94 	ENVSYS_DRIVE_PFAIL,		/* drive is degraded */
     95 	ENVSYS_DRIVE_MIGRATING,		/* drive is migrating */
     96 	ENVSYS_DRIVE_OFFLINE,		/* drive is offline */
     97 	ENVSYS_DRIVE_BUILD,		/* drive is building */
     98 	ENVSYS_DRIVE_CHECK		/* drive is checking its state */
     99 };
    100 
    101 /* sensor battery capacity states */
    102 enum envsys_battery_capacity_states {
    103 	ENVSYS_BATTERY_CAPACITY_NORMAL	= 1,	/* normal cap in battery */
    104 	ENVSYS_BATTERY_CAPACITY_WARNING,	/* warning cap in battery */
    105 	ENVSYS_BATTERY_CAPACITY_CRITICAL,	/* critical cap in battery */
    106 	ENVSYS_BATTERY_CAPACITY_HIGH,		/* high cap in battery */
    107 	ENVSYS_BATTERY_CAPACITY_MAX,		/* maximum cap in battery */
    108 	ENVSYS_BATTERY_CAPACITY_LOW		/* low cap in battery */
    109 };
    110 
    111 /* sensor indicator states */
    112 enum envsys_indicator_states {
    113 	ENVSYS_INDICATOR_FALSE		= 0,
    114 	ENVSYS_INDICATOR_TRUE		= 1
    115 };
    116 
    117 /*
    118  * IOCTLs
    119  */
    120 #define ENVSYS_GETDICTIONARY	_IOWR('E', 0, struct plistref)
    121 #define ENVSYS_SETDICTIONARY	_IOWR('E', 1, struct plistref)
    122 #define ENVSYS_REMOVEPROPS	_IOWR('E', 2, struct plistref)
    123 
    124 /*
    125  * Compatibility with old interface. Only ENVSYS_GTREDATA
    126  * and ENVSYS_GTREINFO ioctls are supported.
    127  */
    128 
    129 /* get sensor data */
    130 
    131 struct envsys_tre_data {
    132 	unsigned int sensor;
    133 	union {				/* all data is given */
    134 		uint32_t data_us;	/* in microKelvins, */
    135 		int32_t data_s;		/* rpms, volts, amps, */
    136 	} cur, min, max, avg;		/* ohms, watts, etc */
    137 					/* see units below */
    138 
    139 	uint32_t	warnflags;	/* warning flags */
    140 	uint32_t	validflags;	/* sensor valid flags */
    141 	unsigned int	units;		/* type of sensor */
    142 };
    143 typedef struct envsys_tre_data envsys_tre_data_t;
    144 
    145 /* flags for warnflags */
    146 #define ENVSYS_WARN_OK		0x00000000  /* All is well */
    147 #define ENVSYS_WARN_UNDER	0x00000001  /* an under condition */
    148 #define ENVSYS_WARN_CRITUNDER	0x00000002  /* a critical under condition */
    149 #define ENVSYS_WARN_OVER	0x00000004  /* an over condition */
    150 #define ENVSYS_WARN_CRITOVER	0x00000008  /* a critical over condition */
    151 
    152 /* drive status */
    153 #define ENVSYS_DRIVE_EMPTY      1
    154 #define ENVSYS_DRIVE_READY      2
    155 #define ENVSYS_DRIVE_POWERUP    3
    156 #define ENVSYS_DRIVE_ONLINE     4
    157 #define ENVSYS_DRIVE_IDLE       5
    158 #define ENVSYS_DRIVE_ACTIVE     6
    159 #define ENVSYS_DRIVE_REBUILD    7
    160 #define ENVSYS_DRIVE_POWERDOWN  8
    161 #define ENVSYS_DRIVE_FAIL       9
    162 #define ENVSYS_DRIVE_PFAIL      10
    163 
    164 #ifdef ENVSYSUNITNAMES
    165 static const char * const envsysunitnames[] = {
    166     "degC", "RPM", "VAC", "V", "Ohms", "W",
    167     "A", "Wh", "Ah", "bool", "integer", "drive", "%rH", "lux", "Unk"
    168 };
    169 static const char * const envsysdrivestatus[] = {
    170     "unknown", "empty", "ready", "powering up", "online", "idle", "active",
    171     "rebuilding", "powering down", "failed", "degraded"
    172 };
    173 #endif
    174 
    175 
    176 /* flags for validflags */
    177 #define ENVSYS_FVALID		0x00000001  /* sensor is valid */
    178 #define ENVSYS_FCURVALID	0x00000002  /* cur for this sens is valid */
    179 #define ENVSYS_FMINVALID	0x00000004  /* min for this sens is valid */
    180 #define ENVSYS_FMAXVALID	0x00000008  /* max for this sens is valid */
    181 #define ENVSYS_FAVGVALID	0x00000010  /* avg for this sens is valid */
    182 #define ENVSYS_FFRACVALID	0x00000020  /* display fraction of max */
    183 
    184 #define ENVSYS_GTREDATA 	_IOWR('E', 2, envsys_tre_data_t)
    185 
    186 /* set and check sensor info */
    187 
    188 struct envsys_basic_info {
    189 	unsigned int sensor;	/* sensor number */
    190 	unsigned int units;	/* type of sensor */
    191 	char	desc[33];	/* sensor description */
    192 	unsigned int rfact;	/* for volts, (int)(factor x 10^4) */
    193 	unsigned int rpms;	/* for fans, set nominal RPMs */
    194 	uint32_t validflags;	/* sensor valid flags */
    195 };
    196 typedef struct envsys_basic_info envsys_basic_info_t;
    197 
    198 #define ENVSYS_GTREINFO 	_IOWR('E', 4, envsys_basic_info_t)
    199 
    200 #endif /* _SYS_ENVSYS_H_ */
    201