1/*-
2 * Copyright (c) 2011 Fabien Thomas <fabient@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef _VIAWD_H_
30#define _VIAWD_H_
31
32struct viawd_device {
33	uint16_t		device;
34	char			*desc;
35};
36
37struct viawd_softc {
38	device_t		dev;
39	device_t		sb_dev;
40
41	int			wd_rid;
42	struct resource		*wd_res;
43
44	eventhandler_tag	ev_tag;
45	unsigned int		timeout;
46};
47
48#define VENDORID_VIA		0x1106
49#define DEVICEID_VT8251		0x3287
50#define DEVICEID_CX700		0x8324
51#define DEVICEID_VX800		0x8353
52#define DEVICEID_VX855		0x8409
53#define DEVICEID_VX900		0x8410
54
55#define VIAWD_CONFIG_BASE	0xE8
56
57#define VIAWD_MEM_LEN		8
58
59#define VIAWD_MEM_CTRL		0x00
60#define VIAWD_MEM_CTRL_TRIGGER	0x000000080
61#define VIAWD_MEM_CTRL_DISABLE	0x000000008
62#define VIAWD_MEM_CTRL_POWEROFF	0x000000004
63#define VIAWD_MEM_CTRL_FIRED	0x000000002
64#define VIAWD_MEM_CTRL_ENABLE	0x000000001
65
66#define VIAWD_MEM_COUNT		0x04
67
68#define VIAWD_MEM_COUNT_MIN	1
69#define VIAWD_MEM_COUNT_MAX	1023
70
71#define VIAWD_TIMEOUT_SHUTDOWN	(5 * 60)
72
73#endif
74