/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1999-2002 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _I2C_CLIENT_H
#define _I2C_CLIENT_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Common IOCTL definitions for client drivers.
*/
#define I2C_BASE_IOCTL ('M' << 8)
#define I2C_GET_PORT (I2C_BASE_IOCTL | 0)
#define I2C_SET_PORT (I2C_BASE_IOCTL | 1)
#define I2C_GET_BIT (I2C_BASE_IOCTL | 2)
#define I2C_SET_BIT (I2C_BASE_IOCTL | 3)
#define I2C_GET_REG (I2C_BASE_IOCTL | 4)
#define I2C_SET_REG (I2C_BASE_IOCTL | 5)
#define I2C_GET_TEMPERATURE (I2C_BASE_IOCTL | 7)
#define I2C_GET_FAN_SPEED (I2C_BASE_IOCTL | 8)
#define I2C_SET_FAN_SPEED (I2C_BASE_IOCTL | 9)
#define I2C_SET_OUTPUT (I2C_BASE_IOCTL | 10)
#define I2C_GET_OUTPUT (I2C_BASE_IOCTL | 11)
#define I2C_GET_INPUT (I2C_BASE_IOCTL | 12)
#define I2C_SET_MODE (I2C_BASE_IOCTL | 13)
#define I2C_GET_MODE (I2C_BASE_IOCTL | 14)
/*
* A private IOCTL definition to be used by clients. The first 128 ioctls
* derived by OR'ing with I2C_BASE_IOCTL are common. The next 128
* ioctls derived by OR'ing with I2C_PVT_BASE_IOCTL are client private.
*/
#define I2C_PVT_BASE_IOCTL (I2C_BASE_IOCTL + 128)
/*
* ARGS for I2C_*_MODE
*/
#define I2C_NORMAL 0
#define I2C_DEBUG 1
/*
* ARGS for i2c_bit_t direction
*/
#define DIR_NO_CHANGE 0
#define DIR_OUTPUT 1
#define DIR_INPUT 2
#define INST_TO_MINOR(x) (x << 4)
#define MINOR_TO_INST(x) ((x & 0xFFFFFFF0) >> 4)
#define PORT_TO_MINOR(x) (x)
#define MINOR_TO_PORT(x) (0x0F & x)
#define I2C_PORT(x) (0x00 + x)
typedef struct i2c_port {
uint8_t value;
uint8_t direction;
uint8_t dir_mask;
} i2c_port_t;
typedef struct i2c_bit {
uchar_t bit_num;
boolean_t bit_value;
uint8_t direction;
} i2c_bit_t;
typedef struct i2c_reg {
uint8_t reg_num;
int32_t reg_value;
} i2c_reg_t;
#if defined(_KERNEL)
#include <sys/i2c/misc/i2c_svc.h>
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _I2C_CLIENT_H */