xref: /onnv-gate/usr/src/uts/sun4u/sys/i2c/clients/lm75_impl.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 2000 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef	_LM75_IMPL_H
28*0Sstevel@tonic-gate #define	_LM75_IMPL_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifdef	__cplusplus
33*0Sstevel@tonic-gate extern "C" {
34*0Sstevel@tonic-gate #endif
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #define	LM75_TEMPERATURE_REG		0x00
37*0Sstevel@tonic-gate #define	LM75_CONFIGURATION_REG		0x01
38*0Sstevel@tonic-gate #define	LM75_HYST_REG			0x02
39*0Sstevel@tonic-gate #define	LM75_OVERTEMP_REG		0x03
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate #define	LM75_COMP_MASK		0x100
42*0Sstevel@tonic-gate #define	LM75_COMP_MASK_UPPER	0xff
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate #include <sys/i2c/clients/i2c_client.h>
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate struct lm75_unit {
47*0Sstevel@tonic-gate 	kmutex_t		lm75_mutex;
48*0Sstevel@tonic-gate 	uint8_t			lm75_flags;
49*0Sstevel@tonic-gate 	int			lm75_oflag;
50*0Sstevel@tonic-gate 	i2c_client_hdl_t	lm75_hdl;
51*0Sstevel@tonic-gate 	char			lm75_name[24];
52*0Sstevel@tonic-gate };
53*0Sstevel@tonic-gate 
54*0Sstevel@tonic-gate #ifdef DEBUG
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate static int lm75debug = 0;
57*0Sstevel@tonic-gate #define	D1CMN_ERR(ARGS) if (lm75debug & 0x1) cmn_err ARGS;
58*0Sstevel@tonic-gate #define	D2CMN_ERR(ARGS) if (lm75debug & 0x2) cmn_err ARGS;
59*0Sstevel@tonic-gate 
60*0Sstevel@tonic-gate #else
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate #define	D1CMN_ERR(ARGS)
63*0Sstevel@tonic-gate #define	D2CMN_ERR(ARGS)
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate #endif
66*0Sstevel@tonic-gate 
67*0Sstevel@tonic-gate #ifdef	__cplusplus
68*0Sstevel@tonic-gate }
69*0Sstevel@tonic-gate #endif
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate #endif	/* _LM75_IMPL_H */
72