xref: /illumos-gate/usr/src/uts/sun4u/sys/i2c/clients/seeprom_impl.h (revision d5ace9454616652a717c9831d949dffa319381f9)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 1999-2002 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef _SEEPROM_IMPL_H
28 #define	_SEEPROM_IMPL_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #define	AT24C64_ADDRSIZE	2
37 #define	AT24C64_MEMSIZE		8192
38 #define	AT24C64_PAGESIZE	32
39 #define	AT24C64_PAGEMASK	(AT24C64_PAGESIZE - 1)
40 
41 #define	AT34C02_ADDRSIZE	1
42 #define	AT34C02_MEMSIZE		256
43 #define	AT34C02_PAGESIZE	16
44 #define	AT34C02_PAGEMASK	(AT34C02_PAGESIZE - 1)
45 
46 #define	SEEPROM_BUSY	0x01
47 
48 #define	SEEPROM_NODE_TYPE	"ddi_i2c:seeprom"
49 
50 struct seepromunit {
51 	kmutex_t	seeprom_mutex;
52 	kcondvar_t	seeprom_cv;
53 	dev_info_t	*seeprom_dip;
54 	int		seeprom_flags;
55 	int		seeprom_oflag;
56 	int		seeprom_memsize;
57 	int		seeprom_addrsize;
58 	int		seeprom_pagesize;
59 	int		seeprom_pagemask;
60 	i2c_client_hdl_t seeprom_hdl;
61 	char		seeprom_name[20];
62 };
63 
64 #ifdef	__cplusplus
65 }
66 #endif
67 
68 #endif	/* _SEEPROM_IMPL_H */
69