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sysmonvar.h revision 1.17
      1  1.17   xtraeme /*	$NetBSD: sysmonvar.h,v 1.17 2007/09/02 00:41:25 xtraeme Exp $	*/
      2   1.1   thorpej 
      3   1.1   thorpej /*-
      4   1.1   thorpej  * Copyright (c) 2000 Zembu Labs, Inc.
      5   1.1   thorpej  * All rights reserved.
      6   1.1   thorpej  *
      7   1.1   thorpej  * Author: Jason R. Thorpe <thorpej (at) zembu.com>
      8   1.1   thorpej  *
      9   1.1   thorpej  * Redistribution and use in source and binary forms, with or without
     10   1.1   thorpej  * modification, are permitted provided that the following conditions
     11   1.1   thorpej  * are met:
     12   1.1   thorpej  * 1. Redistributions of source code must retain the above copyright
     13   1.1   thorpej  *    notice, this list of conditions and the following disclaimer.
     14   1.1   thorpej  * 2. Redistributions in binary form must reproduce the above copyright
     15   1.1   thorpej  *    notice, this list of conditions and the following disclaimer in the
     16   1.1   thorpej  *    documentation and/or other materials provided with the distribution.
     17   1.1   thorpej  * 3. All advertising materials mentioning features or use of this software
     18   1.1   thorpej  *    must display the following acknowledgement:
     19   1.1   thorpej  *	This product includes software developed by Zembu Labs, Inc.
     20   1.1   thorpej  * 4. Neither the name of Zembu Labs nor the names of its employees may
     21   1.1   thorpej  *    be used to endorse or promote products derived from this software
     22   1.1   thorpej  *    without specific prior written permission.
     23   1.1   thorpej  *
     24   1.1   thorpej  * THIS SOFTWARE IS PROVIDED BY ZEMBU LABS, INC. ``AS IS'' AND ANY EXPRESS
     25   1.1   thorpej  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WAR-
     26   1.1   thorpej  * RANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DIS-
     27   1.1   thorpej  * CLAIMED.  IN NO EVENT SHALL ZEMBU LABS BE LIABLE FOR ANY DIRECT, INDIRECT,
     28   1.1   thorpej  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     29   1.1   thorpej  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     30   1.1   thorpej  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     31   1.1   thorpej  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     32   1.1   thorpej  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     33   1.1   thorpej  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     34   1.1   thorpej  */
     35   1.1   thorpej 
     36   1.1   thorpej #ifndef _DEV_SYSMON_SYSMONVAR_H_
     37   1.1   thorpej #define	_DEV_SYSMON_SYSMONVAR_H_
     38   1.1   thorpej 
     39  1.15   xtraeme #ifndef _LKM
     40  1.15   xtraeme #include "opt_compat_netbsd.h"
     41  1.15   xtraeme #endif
     42   1.1   thorpej #include <sys/envsys.h>
     43   1.2   thorpej #include <sys/wdog.h>
     44   1.6   thorpej #include <sys/power.h>
     45   1.1   thorpej #include <sys/queue.h>
     46   1.1   thorpej 
     47  1.11  christos struct lwp;
     48   1.4   thorpej struct proc;
     49   1.6   thorpej struct knote;
     50   1.6   thorpej struct uio;
     51   1.4   thorpej 
     52   1.3   thorpej #define	SYSMON_MINOR_ENVSYS	0
     53   1.3   thorpej #define	SYSMON_MINOR_WDOG	1
     54   1.6   thorpej #define	SYSMON_MINOR_POWER	2
     55   1.3   thorpej 
     56   1.4   thorpej /*****************************************************************************
     57   1.4   thorpej  * Environmental sensor support
     58   1.4   thorpej  *****************************************************************************/
     59   1.4   thorpej 
     60  1.16   xtraeme struct sme_sensor_names {
     61  1.16   xtraeme 	SLIST_ENTRY(sme_sensor_names) sme_names;
     62  1.16   xtraeme 	int 	assigned;
     63  1.16   xtraeme 	char 	desc[ENVSYS_DESCLEN];
     64  1.16   xtraeme };
     65  1.16   xtraeme 
     66   1.1   thorpej struct sysmon_envsys {
     67  1.15   xtraeme 	const char *sme_name;			/* envsys device name */
     68  1.15   xtraeme 	uint32_t sme_nsensors;			/* sensor count, from driver */
     69  1.16   xtraeme 	uint32_t sme_uniqsensors;
     70  1.15   xtraeme 	int sme_flags;				/* additional flags */
     71  1.15   xtraeme #define SME_FLAG_BUSY 		0x00000001 	/* sme is busy */
     72  1.15   xtraeme #define SME_FLAG_WANTED 	0x00000002 	/* someone waiting for this */
     73  1.15   xtraeme #define SME_DISABLE_GTREDATA	0x00000004	/* disable sme_gtredata */
     74   1.1   thorpej 
     75  1.15   xtraeme 	envsys_data_t *sme_sensor_data;		/* pointer to device data */
     76  1.15   xtraeme 
     77  1.15   xtraeme 	/* linked list for the sysmon envsys devices */
     78   1.1   thorpej 	LIST_ENTRY(sysmon_envsys) sme_list;
     79  1.16   xtraeme 	/*
     80  1.16   xtraeme 	 * Singly linked list for the sysmon envsys sensor descriptions.
     81  1.16   xtraeme 	 */
     82  1.16   xtraeme 	SLIST_HEAD(, sme_sensor_names) sme_names_list;
     83   1.1   thorpej 
     84  1.15   xtraeme 	void *sme_cookie;			/* for ENVSYS back-end */
     85  1.15   xtraeme 
     86  1.15   xtraeme 	/* Function callback to recieve data from device */
     87  1.15   xtraeme 	int (*sme_gtredata)(struct sysmon_envsys *, envsys_data_t *);
     88   1.1   thorpej 
     89  1.15   xtraeme #ifdef COMPAT_40
     90   1.1   thorpej 	u_int sme_fsensor;		/* sensor index base, from sysmon */
     91  1.15   xtraeme #define SME_SENSOR_IDX(sme, idx)	((idx) - (sme)->sme_fsensor)
     92  1.15   xtraeme #endif
     93   1.1   thorpej };
     94   1.9      yamt 
     95  1.11  christos int	sysmonopen_envsys(dev_t, int, int, struct lwp *);
     96  1.11  christos int	sysmonclose_envsys(dev_t, int, int, struct lwp *);
     97  1.13  christos int	sysmonioctl_envsys(dev_t, u_long, void *, int, struct lwp *);
     98   1.4   thorpej 
     99   1.4   thorpej int	sysmon_envsys_register(struct sysmon_envsys *);
    100   1.4   thorpej void	sysmon_envsys_unregister(struct sysmon_envsys *);
    101  1.15   xtraeme struct	sysmon_envsys *sysmon_envsys_find(const char *);
    102  1.15   xtraeme 
    103  1.15   xtraeme void	sysmon_envsys_init(void);
    104   1.4   thorpej 
    105   1.4   thorpej /*****************************************************************************
    106   1.4   thorpej  * Watchdog timer support
    107   1.4   thorpej  *****************************************************************************/
    108   1.4   thorpej 
    109   1.2   thorpej struct sysmon_wdog {
    110   1.2   thorpej 	const char *smw_name;		/* watchdog device name */
    111   1.2   thorpej 
    112   1.2   thorpej 	LIST_ENTRY(sysmon_wdog) smw_list;
    113   1.2   thorpej 
    114   1.2   thorpej 	void *smw_cookie;		/* for watchdog back-end */
    115   1.2   thorpej 	int (*smw_setmode)(struct sysmon_wdog *);
    116   1.2   thorpej 	int (*smw_tickle)(struct sysmon_wdog *);
    117   1.2   thorpej 	u_int smw_period;		/* timer period (in seconds) */
    118   1.2   thorpej 	int smw_mode;			/* timer mode */
    119   1.2   thorpej 	u_int smw_refcnt;		/* references */
    120   1.2   thorpej 	pid_t smw_tickler;		/* last process to tickle */
    121   1.2   thorpej };
    122   1.3   thorpej 
    123  1.11  christos int	sysmonopen_wdog(dev_t, int, int, struct lwp *);
    124  1.11  christos int	sysmonclose_wdog(dev_t, int, int, struct lwp *);
    125  1.13  christos int	sysmonioctl_wdog(dev_t, u_long, void *, int, struct lwp *);
    126   1.2   thorpej 
    127  1.11  christos int     sysmon_wdog_register(struct sysmon_wdog *);
    128  1.11  christos void    sysmon_wdog_unregister(struct sysmon_wdog *);
    129   1.5   thorpej 
    130  1.17   xtraeme void	sysmon_wdog_init(void);
    131  1.17   xtraeme 
    132   1.5   thorpej /*****************************************************************************
    133   1.5   thorpej  * Power management support
    134   1.5   thorpej  *****************************************************************************/
    135   1.5   thorpej 
    136   1.5   thorpej struct sysmon_pswitch {
    137   1.5   thorpej 	const char *smpsw_name;		/* power switch name */
    138   1.5   thorpej 	int smpsw_type;			/* power switch type */
    139   1.5   thorpej 
    140   1.5   thorpej 	LIST_ENTRY(sysmon_pswitch) smpsw_list;
    141   1.5   thorpej };
    142   1.5   thorpej 
    143  1.11  christos int	sysmonopen_power(dev_t, int, int, struct lwp *);
    144  1.11  christos int	sysmonclose_power(dev_t, int, int, struct lwp *);
    145   1.6   thorpej int	sysmonread_power(dev_t, struct uio *, int);
    146  1.11  christos int	sysmonpoll_power(dev_t, int, struct lwp *);
    147   1.6   thorpej int	sysmonkqfilter_power(dev_t, struct knote *);
    148  1.13  christos int	sysmonioctl_power(dev_t, u_long, void *, int, struct lwp *);
    149   1.5   thorpej 
    150   1.6   thorpej void	sysmon_power_settype(const char *);
    151   1.5   thorpej 
    152   1.5   thorpej int	sysmon_pswitch_register(struct sysmon_pswitch *);
    153   1.5   thorpej void	sysmon_pswitch_unregister(struct sysmon_pswitch *);
    154   1.5   thorpej 
    155   1.5   thorpej void	sysmon_pswitch_event(struct sysmon_pswitch *, int);
    156  1.15   xtraeme void	sysmon_penvsys_event(struct penvsys_state *, int);
    157  1.15   xtraeme 
    158  1.15   xtraeme void	sysmon_power_init(void);
    159  1.15   xtraeme 
    160   1.1   thorpej #endif /* _DEV_SYSMON_SYSMONVAR_H_ */
    161