1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2011 Fabien Thomas <fabient@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#ifndef _VIAWD_H_
32#define _VIAWD_H_
33
34struct viawd_device {
35	uint16_t		device;
36	char			*desc;
37};
38
39struct viawd_softc {
40	device_t		dev;
41	device_t		sb_dev;
42
43	int			wd_rid;
44	struct resource		*wd_res;
45
46	eventhandler_tag	ev_tag;
47	unsigned int		timeout;
48};
49
50#define VENDORID_VIA		0x1106
51#define DEVICEID_VT8251		0x3287
52#define DEVICEID_CX700		0x8324
53#define DEVICEID_VX800		0x8353
54#define DEVICEID_VX855		0x8409
55#define DEVICEID_VX900		0x8410
56
57#define VIAWD_CONFIG_BASE	0xE8
58
59#define VIAWD_MEM_LEN		8
60
61#define VIAWD_MEM_CTRL		0x00
62#define VIAWD_MEM_CTRL_TRIGGER	0x000000080
63#define VIAWD_MEM_CTRL_DISABLE	0x000000008
64#define VIAWD_MEM_CTRL_POWEROFF	0x000000004
65#define VIAWD_MEM_CTRL_FIRED	0x000000002
66#define VIAWD_MEM_CTRL_ENABLE	0x000000001
67
68#define VIAWD_MEM_COUNT		0x04
69
70#define VIAWD_MEM_COUNT_MIN	1
71#define VIAWD_MEM_COUNT_MAX	1023
72
73#define VIAWD_TIMEOUT_SHUTDOWN	(5 * 60)
74
75#endif
76