139 lines
5.1 KiB
C
139 lines
5.1 KiB
C
/* $NetBSD: sysmonvar.h,v 1.11 2005/12/11 12:23:56 christos Exp $ */
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/*-
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* Copyright (c) 2000 Zembu Labs, Inc.
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* All rights reserved.
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*
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* Author: Jason R. Thorpe <thorpej@zembu.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Zembu Labs, Inc.
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* 4. Neither the name of Zembu Labs nor the names of its employees may
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* be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ZEMBU LABS, INC. ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WAR-
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* RANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DIS-
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* CLAIMED. IN NO EVENT SHALL ZEMBU LABS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_SYSMON_SYSMONVAR_H_
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#define _DEV_SYSMON_SYSMONVAR_H_
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#include <sys/envsys.h>
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#include <sys/wdog.h>
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#include <sys/power.h>
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#include <sys/queue.h>
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struct lwp;
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struct proc;
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struct knote;
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struct uio;
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#define SYSMON_MINOR_ENVSYS 0
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#define SYSMON_MINOR_WDOG 1
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#define SYSMON_MINOR_POWER 2
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/*****************************************************************************
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* Environmental sensor support
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*****************************************************************************/
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struct sysmon_envsys {
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int32_t sme_envsys_version; /* ENVSYS API version */
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LIST_ENTRY(sysmon_envsys) sme_list;
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const struct envsys_range *sme_ranges;
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struct envsys_basic_info *sme_sensor_info;
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struct envsys_tre_data *sme_sensor_data;
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void *sme_cookie; /* for ENVSYS back-end */
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/* Callbacks */
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int (*sme_gtredata)(struct sysmon_envsys *, struct envsys_tre_data *);
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int (*sme_streinfo)(struct sysmon_envsys *, struct envsys_basic_info *);
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u_int sme_fsensor; /* sensor index base, from sysmon */
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u_int sme_nsensors; /* sensor count, from driver */
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int sme_flags; /* SME_FLAG_ flags defined below */
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};
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#define SME_FLAG_BUSY 0x00000001 /* sme is busy */
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#define SME_FLAG_WANTED 0x00000002 /* someone waiting for this */
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#define SME_SENSOR_IDX(sme, idx) ((idx) - (sme)->sme_fsensor)
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int sysmonopen_envsys(dev_t, int, int, struct lwp *);
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int sysmonclose_envsys(dev_t, int, int, struct lwp *);
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int sysmonioctl_envsys(dev_t, u_long, caddr_t, int, struct lwp *);
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int sysmon_envsys_register(struct sysmon_envsys *);
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void sysmon_envsys_unregister(struct sysmon_envsys *);
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/*****************************************************************************
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* Watchdog timer support
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*****************************************************************************/
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struct sysmon_wdog {
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const char *smw_name; /* watchdog device name */
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LIST_ENTRY(sysmon_wdog) smw_list;
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void *smw_cookie; /* for watchdog back-end */
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int (*smw_setmode)(struct sysmon_wdog *);
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int (*smw_tickle)(struct sysmon_wdog *);
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u_int smw_period; /* timer period (in seconds) */
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int smw_mode; /* timer mode */
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u_int smw_refcnt; /* references */
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pid_t smw_tickler; /* last process to tickle */
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};
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int sysmonopen_wdog(dev_t, int, int, struct lwp *);
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int sysmonclose_wdog(dev_t, int, int, struct lwp *);
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int sysmonioctl_wdog(dev_t, u_long, caddr_t, int, struct lwp *);
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int sysmon_wdog_register(struct sysmon_wdog *);
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void sysmon_wdog_unregister(struct sysmon_wdog *);
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/*****************************************************************************
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* Power management support
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*****************************************************************************/
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struct sysmon_pswitch {
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const char *smpsw_name; /* power switch name */
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int smpsw_type; /* power switch type */
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LIST_ENTRY(sysmon_pswitch) smpsw_list;
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};
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int sysmonopen_power(dev_t, int, int, struct lwp *);
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int sysmonclose_power(dev_t, int, int, struct lwp *);
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int sysmonread_power(dev_t, struct uio *, int);
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int sysmonpoll_power(dev_t, int, struct lwp *);
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int sysmonkqfilter_power(dev_t, struct knote *);
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int sysmonioctl_power(dev_t, u_long, caddr_t, int, struct lwp *);
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void sysmon_power_settype(const char *);
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int sysmon_pswitch_register(struct sysmon_pswitch *);
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void sysmon_pswitch_unregister(struct sysmon_pswitch *);
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void sysmon_pswitch_event(struct sysmon_pswitch *, int);
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#endif /* _DEV_SYSMON_SYSMONVAR_H_ */
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