sysmon_envsysvar.h revision 1.44
1 /* $NetBSD: sysmon_envsysvar.h,v 1.44 2012/09/06 12:10:28 macallan Exp $ */ 2 3 /*- 4 * Copyright (c) 2007, 2008 Juan Romero Pardines. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef _DEV_SYSMON_ENVSYSVAR_H_ 29 #define _DEV_SYSMON_ENVSYSVAR_H_ 30 31 #include <sys/param.h> 32 #include <sys/types.h> 33 #include <sys/conf.h> 34 #include <sys/kernel.h> 35 #include <sys/systm.h> 36 #include <sys/mutex.h> 37 #include <sys/workqueue.h> 38 #include <sys/condvar.h> 39 40 #include <dev/sysmon/sysmonvar.h> 41 #include <prop/proplib.h> 42 43 #include "opt_envsys.h" 44 45 enum sme_descr_type { 46 SME_DESC_UNITS = 1, 47 SME_DESC_STATES, 48 SME_DESC_DRIVE_STATES, 49 SME_DESC_BATTERY_CAPACITY, 50 SME_DESC_INDICATOR 51 }; 52 53 #ifdef ENVSYS_DEBUG 54 #define DPRINTF(x) printf x 55 #else 56 #define DPRINTF(x) 57 #endif 58 59 #ifdef ENVSYS_OBJECTS_DEBUG 60 #define DPRINTFOBJ(x) printf x 61 #else 62 #define DPRINTFOBJ(x) 63 #endif 64 65 /* 66 * Default timeout value for the callouts if no specified. 67 */ 68 #define SME_EVENTS_DEFTIMEOUT 30 69 70 /* 71 * struct used by a sysmon envsys event. 72 */ 73 typedef struct sme_event { 74 struct work see_wk; 75 LIST_ENTRY(sme_event) see_list; 76 struct sysmon_envsys *see_sme; /* device associated */ 77 struct penvsys_state see_pes; /* our power envsys */ 78 envsys_data_t *see_edata; /* our sensor data */ 79 sysmon_envsys_lim_t see_lims; /* limit values */ 80 int see_type; /* type of the event */ 81 int see_evstate; /* state of prev event */ 82 int see_evvalue; /* value of prev event */ 83 int see_flags; /* see above */ 84 #define SEE_EVENT_WORKING 0x0001 /* This event is busy */ 85 } sme_event_t; 86 87 /* 88 * struct by a sysmon envsys event set by a driver. 89 */ 90 typedef struct sme_event_drv { 91 struct sysmon_envsys *sed_sme; 92 prop_dictionary_t sed_sdict; 93 envsys_data_t *sed_edata; 94 int sed_powertype; 95 } sme_event_drv_t; 96 97 struct sme_descr_entry { 98 int type; 99 int crittype; 100 const char *desc; 101 }; 102 103 /* 104 * common stuff. 105 */ 106 extern kmutex_t sme_global_mtx; /* for the sme linked list and dict */ 107 extern prop_dictionary_t sme_propd; /* the global sensor dictionary */ 108 109 /* 110 * linked list for the sysmon envsys devices. 111 */ 112 LIST_HEAD(sysmon_envsys_lh, sysmon_envsys); 113 extern struct sysmon_envsys_lh sysmon_envsys_list; 114 115 /* 116 * functions to handle sysmon envsys devices. 117 */ 118 int sme_update_dictionary(struct sysmon_envsys *); 119 int sme_update_sensor_dictionary(prop_object_t, envsys_data_t *, bool); 120 int sme_userset_dictionary(struct sysmon_envsys *, 121 prop_dictionary_t, prop_array_t); 122 prop_dictionary_t sme_sensor_dictionary_get(prop_array_t, const char *); 123 struct sysmon_envsys *sysmon_envsys_find(const char *); 124 void sysmon_envsys_acquire(struct sysmon_envsys *, bool); 125 void sysmon_envsys_release(struct sysmon_envsys *, bool); 126 127 /* 128 * functions to handle sysmon envsys events. 129 */ 130 int sme_event_register(prop_dictionary_t, envsys_data_t *, 131 struct sysmon_envsys *, sysmon_envsys_lim_t *, 132 uint32_t, int, int); 133 int sme_event_unregister(struct sysmon_envsys *, const char *, int); 134 int sme_event_unregister_sensor(struct sysmon_envsys *, envsys_data_t *); 135 void sme_event_unregister_all(struct sysmon_envsys *); 136 void sme_event_drvadd(void *); 137 int sme_events_init(struct sysmon_envsys *); 138 void sme_events_destroy(struct sysmon_envsys *); 139 void sme_events_check(void *); 140 void sme_events_worker(struct work *, void *); 141 void sme_deliver_event(sme_event_t *); 142 int sme_update_limits(struct sysmon_envsys *, envsys_data_t *); 143 void sme_schedule_callout(struct sysmon_envsys *); 144 145 /* 146 * common functions to create/update objects in a dictionary. 147 */ 148 int sme_sensor_upbool(prop_dictionary_t, const char *, bool); 149 int sme_sensor_upint32(prop_dictionary_t, const char *, int32_t); 150 int sme_sensor_upuint32(prop_dictionary_t, const char *, uint32_t); 151 int sme_sensor_upstring(prop_dictionary_t, const char *, const char *); 152 153 const struct sme_descr_entry *sme_find_table_entry(enum sme_descr_type, int); 154 const struct sme_descr_entry * sme_find_table_desc(enum sme_descr_type, 155 const char *); 156 157 #endif /* _DEV_SYSMON_ENVSYSVAR_H_ */ 158
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