xref: /illumos-gate/usr/src/uts/sun4u/sys/i2c/clients/ics951601_impl.h (revision 581cede61ac9c14d8d4ea452562a567189eead78)
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 2002 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef _ICS951601_IMPL_H
28 #define	_ICS951601_IMPL_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #include <sys/promif.h>
37 #define	ICS951601_I2C_WRITE_TRANS_SIZE	0x8
38 #define	ICS951601_I2C_READ_TRANS_SIZE	0x7
39 
40 
41 #define	ICS951601_CMD_TO_ACTION(x)	((x) & 0xF000)
42 #define	ICS951601_CMD_TO_CLOCKREG(x)	((0x0F00 & (x)) >> 8)
43 #define	ICS951601_CMD_TO_CLOCKBIT(x)	((x) & 0x00FF)
44 
45 /*
46  * Defines for debug printing
47  */
48 #define	DPRINTF(print_flag, args)                       \
49     if (ics951601_debug & (print_flag)) { prom_printf args; }
50 
51 
52 #define	ICS951601_BUSYFLAG	0x1
53 #define	ICS951601_MINORFLAG	0x2
54 #define	ICS951601_TBUFFLAG	0x4
55 #define	ICS951601_REGFLAG	0x8
56 
57 #define	ICS951601_NODE_TYPE	"ddi_i2c:pci_clock_gen"
58 
59 typedef struct ics951601_unit {
60 	dev_info_t		*ics951601_dip;
61 	i2c_transfer_t		*ics951601_transfer;
62 	i2c_client_hdl_t	ics951601_hdl;
63 	kmutex_t		ics951601_mutex;
64 	kcondvar_t		ics951601_cv;
65 	char			ics951601_name[16];
66 	uchar_t			ics951601_cpr_state[8];
67 	uint16_t		ics951601_oflag;
68 	uint8_t			ics951601_flags;
69 } ics951601_unit_t;
70 
71 #ifdef	__cplusplus
72 }
73 #endif
74 
75 #endif /* _ICS951601_IMPL_H */
76