1/*
2 *	Industrial Computer Source WDT500/501 driver for Linux 1.3.x
3 *
4 *	(c) Copyright 1995	CymruNET Ltd
5 *				Innovation Centre
6 *				Singleton Park
7 *				Swansea
8 *				Wales
9 *				UK
10 *				SA2 8PP
11 *
12 *	http://www.cymru.net
13 *
14 *	This driver is provided under the GNU General Public License, incorporated
15 *	herein by reference. The driver is provided without warranty or
16 *	support.
17 *
18 *	Release 0.04.
19 *
20 */
21
22#include <linux/config.h>
23
24#define WDT_COUNT0		(io+0)
25#define WDT_COUNT1		(io+1)
26#define WDT_COUNT2		(io+2)
27#define WDT_CR			(io+3)
28#define WDT_SR			(io+4)	/* Start buzzer on PCI write */
29#define WDT_RT			(io+5)	/* Stop buzzer on PCI write */
30#define WDT_BUZZER		(io+6)	/* PCI only: rd=disable, wr=enable */
31#define WDT_DC			(io+7)
32
33/* The following are only on the PCI card, they're outside of I/O space on
34 * the ISA card: */
35#define WDT_CLOCK		(io+12)	/* COUNT2: rd=16.67MHz, wr=2.0833MHz */
36/* inverted opto isolated reset output: */
37#define WDT_OPTONOTRST		(io+13)	/* wr=enable, rd=disable */
38/* opto isolated reset output: */
39#define WDT_OPTORST		(io+14)	/* wr=enable, rd=disable */
40/* programmable outputs: */
41#define WDT_PROGOUT		(io+15)	/* wr=enable, rd=disable */
42
43#define WDC_SR_WCCR		1	/* Active low */
44#define WDC_SR_TGOOD		2
45#define WDC_SR_ISOI0		4
46#define WDC_SR_ISII1		8
47#define WDC_SR_FANGOOD		16
48#define WDC_SR_PSUOVER		32	/* Active low */
49#define WDC_SR_PSUUNDR		64	/* Active low */
50#define WDC_SR_IRQ		128	/* Active low */
51
52#ifndef WDT_IS_PCI
53
54/*
55 *	Feature Map 1 is the active high inputs not supported on your card.
56 *	Feature Map 2 is the active low inputs not supported on your card.
57 */
58
59#ifdef CONFIG_WDT_501		    /* Full board */
60
61#ifdef CONFIG_WDT501_FAN	    /* Full board, Fan has no tachometer */
62#define FEATUREMAP1		0
63#define WDT_OPTION_MASK		(WDIOF_OVERHEAT|WDIOF_POWERUNDER|WDIOF_POWEROVER|WDIOF_EXTERN1|WDIOF_EXTERN2|WDIOF_FANFAULT)
64#else
65#define FEATUREMAP1		WDC_SR_FANGOOD
66#define WDT_OPTION_MASK		(WDIOF_OVERHEAT|WDIOF_POWERUNDER|WDIOF_POWEROVER|WDIOF_EXTERN1|WDIOF_EXTERN2)
67#endif
68
69#define FEATUREMAP2		0
70#endif
71
72#ifndef CONFIG_WDT_501
73#define CONFIG_WDT_500
74#endif
75
76#ifdef CONFIG_WDT_500		    /* Minimal board */
77#define FEATUREMAP1		(WDC_SR_TGOOD|WDC_SR_FANGOOD)
78#define FEATUREMAP2		(WDC_SR_PSUOVER|WDC_SR_PSUUNDR)
79#define WDT_OPTION_MASK		(WDIOF_OVERHEAT)
80#endif
81
82#else
83
84#define FEATUREMAP1		(WDC_SR_TGOOD|WDC_SR_FANGOOD)
85#define FEATUREMAP2		(WDC_SR_PSUOVER|WDC_SR_PSUUNDR)
86#define WDT_OPTION_MASK		(WDIOF_OVERHEAT)
87#endif
88
89#ifndef FEATUREMAP1
90#error "Config option not set"
91#endif
92