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/* $OpenBSD: itvar.h,v 1.3 2006/12/23 17:46:39 deraadt Exp $ */
/*
* Copyright (c) 2003 Julien Bordet <zejames@greyhats.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DEV_ISA_ITVAR_H
#define _DEV_ISA_ITVAR_H
#define IT_NUM_SENSORS 15
/* chip ids */
#define IT_ID_IT87 0x90
/* ctl registers */
#define ITC_ADDR 0x05
#define ITC_DATA 0x06
/* data registers */
#define ITD_CONFIG 0x00
#define ITD_ISR1 0x01
#define ITD_ISR2 0x02
#define ITD_ISR3 0x03
#define ITD_SMI1 0x04
#define ITD_SMI2 0x05
#define ITD_SMI3 0x06
#define ITD_IMR1 0x07
#define ITD_IMR2 0x08
#define ITD_IMR3 0x09
#define ITD_VID 0x0a
#define ITD_FAN 0x0b
#define ITD_FANMINBASE 0x10
#define ITD_FANENABLE 0x13
#define ITD_SENSORFANBASE 0x0d /* Fan from 0x0d to 0x0f */
#define ITD_SENSORVOLTBASE 0x20 /* Fan from 0x20 to 0x28 */
#define ITD_SENSORTEMPBASE 0x29 /* Fan from 0x29 to 0x2b */
#define ITD_VOLTMAXBASE 0x30
#define ITD_VOLTMINBASE 0x31
#define ITD_TEMPMAXBASE 0x40
#define ITD_TEMPMINBASE 0x41
#define ITD_SBUSADDR 0x48
#define ITD_VOLTENABLE 0x50
#define ITD_TEMPENABLE 0x51
#define ITD_CHIPID 0x58
#define IT_VREF (4096) /* Vref = 4.096 V */
struct it_softc {
struct device sc_dev;
bus_space_tag_t it_iot;
bus_space_handle_t it_ioh;
struct sensor sensors[IT_NUM_SENSORS];
struct sensordev sensordev;
u_int numsensors;
void (*refresh_sensor_data)(struct it_softc *);
u_int8_t (*it_readreg)(struct it_softc *, int);
void (*it_writereg)(struct it_softc *, int, int);
};
#endif
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