xref: /freebsd/sys/dev/ichsmb/ichsmb_var.h (revision ebbd4fa8c8427d3dd847ba33c45c996e0500e6ff)
1 
2 /*
3  * ichsmb_var.h
4  *
5  * Copyright (c) 2000 Whistle Communications, Inc.
6  * All rights reserved.
7  *
8  * Subject to the following obligations and disclaimer of warranty, use and
9  * redistribution of this software, in source or object code forms, with or
10  * without modifications are expressly permitted by Whistle Communications;
11  * provided, however, that:
12  * 1. Any and all reproductions of the source or object code must include the
13  *    copyright notice above and the following disclaimer of warranties; and
14  * 2. No rights are granted, in any manner or form, to use Whistle
15  *    Communications, Inc. trademarks, including the mark "WHISTLE
16  *    COMMUNICATIONS" on advertising, endorsements, or otherwise except as
17  *    such appears in the above copyright notice or in the software.
18  *
19  * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
20  * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
21  * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
22  * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
23  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
24  * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
25  * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
26  * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
27  * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
28  * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
29  * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
30  * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
31  * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
32  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
34  * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
35  * OF SUCH DAMAGE.
36  *
37  * Author: Archie Cobbs <archie@freebsd.org>
38  *
39  * $FreeBSD$
40  */
41 
42 #ifndef _DEV_ICHSMB_ICHSMB_VAR_H
43 #define _DEV_ICHSMB_ICHSMB_VAR_H
44 
45 #include "smbus_if.h"
46 
47 /* Per-device private info */
48 struct ichsmb_softc {
49 
50 	/* Device/bus stuff */
51 	device_t		dev;		/* this device */
52 	struct resource		*io_res;        /* i/o port resource */
53 	int			io_rid;         /* i/o port bus id */
54 	bus_space_tag_t		io_bst;		/* bus space tag */
55 	bus_space_handle_t	io_bsh;		/* bus space handle */
56 	struct resource		*irq_res;       /* interrupt resource */
57 	int			irq_rid;        /* interrupt bus id */
58 	void			*irq_handle;    /* handle for interrupt code */
59 
60 	/* Device state */
61 	int			ich_cmd;	/* ich command, or -1 */
62 	int			smb_error;	/* result of smb command */
63 	int			block_count;	/* count for block read/write */
64 	int			block_index;	/* index for block read/write */
65 	u_char			block_write;	/* 0=read, 1=write */
66 	u_char			block_data[32];	/* block read/write data */
67 	struct mtx		mutex;		/* device mutex */
68 };
69 typedef struct ichsmb_softc *sc_p;
70 
71 /* SMBus methods */
72 extern smbus_callback_t	ichsmb_callback;
73 extern smbus_quick_t	ichsmb_quick;
74 extern smbus_sendb_t	ichsmb_sendb;
75 extern smbus_recvb_t	ichsmb_recvb;
76 extern smbus_writeb_t	ichsmb_writeb;
77 extern smbus_writew_t	ichsmb_writew;
78 extern smbus_readb_t	ichsmb_readb;
79 extern smbus_readw_t	ichsmb_readw;
80 extern smbus_pcall_t	ichsmb_pcall;
81 extern smbus_bwrite_t	ichsmb_bwrite;
82 extern smbus_bread_t	ichsmb_bread;
83 
84 /* Other functions */
85 extern void	ichsmb_device_intr(void *cookie);
86 extern void	ichsmb_release_resources(sc_p sc);
87 extern int	ichsmb_probe(device_t dev);
88 extern int	ichsmb_attach(device_t dev);
89 
90 #endif /* _DEV_ICHSMB_ICHSMB_VAR_H */
91 
92