xref: /dragonfly/sys/dev/misc/ichwd/ichwd.h (revision c880cbaf)
1 /*-
2  * Copyright (c) 2004 Texas A&M University
3  * All rights reserved.
4  *
5  * Developer: Wm. Daryl Hawkins
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: src/sys/dev/ichwd/ichwd.h,v 1.19 2012/01/05 16:27:32 jhb Exp $
29  */
30 
31 #ifndef _ICHWD_H_
32 #define _ICHWD_H_
33 
34 struct ichwd_device {
35 	uint16_t		 device;
36 	char			*desc;
37 	unsigned int		 version;
38 };
39 
40 struct ichwd_softc {
41 	device_t		 device;
42 	device_t		 ich;
43 	int			 ich_version;
44 
45 	int			 active;
46 	unsigned int		 timeout;
47 
48 	int			 smi_enabled;
49 	int			 smi_rid;
50 	struct resource		*smi_res;
51 
52 	int			 tco_rid;
53 	struct resource		*tco_res;
54 
55 	int			 gcs_rid;
56 	struct resource		*gcs_res;
57 };
58 
59 #define VENDORID_INTEL		0x8086
60 #define DEVICEID_CPT0		0x1c40
61 #define DEVICEID_CPT1		0x1c41
62 #define DEVICEID_CPT2		0x1c42
63 #define DEVICEID_CPT3		0x1c43
64 #define DEVICEID_CPT4		0x1c44
65 #define DEVICEID_CPT5		0x1c45
66 #define DEVICEID_CPT6		0x1c46
67 #define DEVICEID_CPT7		0x1c47
68 #define DEVICEID_CPT8		0x1c48
69 #define DEVICEID_CPT9		0x1c49
70 #define DEVICEID_CPT10		0x1c4a
71 #define DEVICEID_CPT11		0x1c4b
72 #define DEVICEID_CPT12		0x1c4c
73 #define DEVICEID_CPT13		0x1c4d
74 #define DEVICEID_CPT14		0x1c4e
75 #define DEVICEID_CPT15		0x1c4f
76 #define DEVICEID_CPT16		0x1c50
77 #define DEVICEID_CPT17		0x1c51
78 #define DEVICEID_CPT18		0x1c52
79 #define DEVICEID_CPT19		0x1c53
80 #define DEVICEID_CPT20		0x1c54
81 #define DEVICEID_CPT21		0x1c55
82 #define DEVICEID_CPT22		0x1c56
83 #define DEVICEID_CPT23		0x1c57
84 #define DEVICEID_CPT24		0x1c58
85 #define DEVICEID_CPT25		0x1c59
86 #define DEVICEID_CPT26		0x1c5a
87 #define DEVICEID_CPT27		0x1c5b
88 #define DEVICEID_CPT28		0x1c5c
89 #define DEVICEID_CPT29		0x1c5d
90 #define DEVICEID_CPT30		0x1c5e
91 #define DEVICEID_CPT31		0x1c5f
92 #define DEVICEID_PATSBURG_LPC1	0x1d40
93 #define DEVICEID_PATSBURG_LPC2	0x1d41
94 #define DEVICEID_PPT0		0x1e40
95 #define DEVICEID_PPT1		0x1e41
96 #define DEVICEID_PPT2		0x1e42
97 #define DEVICEID_PPT3		0x1e43
98 #define DEVICEID_PPT4		0x1e44
99 #define DEVICEID_PPT5		0x1e45
100 #define DEVICEID_PPT6		0x1e46
101 #define DEVICEID_PPT7		0x1e47
102 #define DEVICEID_PPT8		0x1e48
103 #define DEVICEID_PPT9		0x1e49
104 #define DEVICEID_PPT10		0x1e4a
105 #define DEVICEID_PPT11		0x1e4b
106 #define DEVICEID_PPT12		0x1e4c
107 #define DEVICEID_PPT13		0x1e4d
108 #define DEVICEID_PPT14		0x1e4e
109 #define DEVICEID_PPT15		0x1e4f
110 #define DEVICEID_PPT16		0x1e50
111 #define DEVICEID_PPT17		0x1e51
112 #define DEVICEID_PPT18		0x1e52
113 #define DEVICEID_PPT19		0x1e53
114 #define DEVICEID_PPT20		0x1e54
115 #define DEVICEID_PPT21		0x1e55
116 #define DEVICEID_PPT22		0x1e56
117 #define DEVICEID_PPT23		0x1e57
118 #define DEVICEID_PPT24		0x1e58
119 #define DEVICEID_PPT25		0x1e59
120 #define DEVICEID_PPT26		0x1e5a
121 #define DEVICEID_PPT27		0x1e5b
122 #define DEVICEID_PPT28		0x1e5c
123 #define DEVICEID_PPT29		0x1e5d
124 #define DEVICEID_PPT30		0x1e5e
125 #define DEVICEID_PPT31		0x1e5f
126 #define DEVICEID_DH89XXCC_LPC	0x2310
127 #define DEVICEID_COLETOCRK_LPC	0x2390
128 #define DEVICEID_82801AA	0x2410
129 #define DEVICEID_82801AB	0x2420
130 #define DEVICEID_82801BA	0x2440
131 #define DEVICEID_82801BAM	0x244c
132 #define DEVICEID_82801CA	0x2480
133 #define DEVICEID_82801CAM	0x248c
134 #define DEVICEID_82801DB	0x24c0
135 #define DEVICEID_82801DBM	0x24cc
136 #define DEVICEID_82801E		0x2450
137 #define DEVICEID_82801EB	0x24dc
138 #define DEVICEID_82801EBR	0x24d0
139 #define DEVICEID_6300ESB	0x25a1
140 #define DEVICEID_82801FBR	0x2640
141 #define DEVICEID_ICH6M		0x2641
142 #define DEVICEID_ICH6W		0x2642
143 #define DEVICEID_63XXESB	0x2670
144 #define DEVICEID_ICH7		0x27b8
145 #define DEVICEID_ICH7DH		0x27b0
146 #define DEVICEID_ICH7M		0x27b9
147 #define DEVICEID_NM10		0x27bc
148 #define DEVICEID_ICH7MDH	0x27bd
149 #define DEVICEID_ICH8		0x2810
150 #define DEVICEID_ICH8DH		0x2812
151 #define DEVICEID_ICH8DO		0x2814
152 #define DEVICEID_ICH8M		0x2815
153 #define DEVICEID_ICH8ME		0x2811
154 #define DEVICEID_ICH9		0x2918
155 #define DEVICEID_ICH9DH		0x2912
156 #define DEVICEID_ICH9DO		0x2914
157 #define DEVICEID_ICH9M		0x2919
158 #define DEVICEID_ICH9ME		0x2917
159 #define DEVICEID_ICH9R		0x2916
160 #define DEVICEID_ICH10		0x3a18
161 #define DEVICEID_ICH10D		0x3a1a
162 #define DEVICEID_ICH10DO	0x3a14
163 #define DEVICEID_ICH10R		0x3a16
164 #define DEVICEID_PCH		0x3b00
165 #define DEVICEID_PCHM		0x3b01
166 #define DEVICEID_P55		0x3b02
167 #define DEVICEID_PM55		0x3b03
168 #define DEVICEID_H55		0x3b06
169 #define DEVICEID_QM57		0x3b07
170 #define DEVICEID_H57		0x3b08
171 #define DEVICEID_HM55		0x3b09
172 #define DEVICEID_Q57		0x3b0a
173 #define DEVICEID_HM57		0x3b0b
174 #define DEVICEID_PCHMSFF	0x3b0d
175 #define DEVICEID_QS57		0x3b0f
176 #define DEVICEID_3400		0x3b12
177 #define DEVICEID_3420		0x3b14
178 #define DEVICEID_3450		0x3b16
179 #define DEVICEID_LPT0		0x8c40
180 #define DEVICEID_LPT1		0x8c41
181 #define DEVICEID_LPT2		0x8c42
182 #define DEVICEID_LPT3		0x8c43
183 #define DEVICEID_LPT4		0x8c44
184 #define DEVICEID_LPT5		0x8c45
185 #define DEVICEID_LPT6		0x8c46
186 #define DEVICEID_LPT7		0x8c47
187 #define DEVICEID_LPT8		0x8c48
188 #define DEVICEID_LPT9		0x8c49
189 #define DEVICEID_LPT10		0x8c4a
190 #define DEVICEID_LPT11		0x8c4b
191 #define DEVICEID_LPT12		0x8c4c
192 #define DEVICEID_LPT13		0x8c4d
193 #define DEVICEID_LPT14		0x8c4e
194 #define DEVICEID_LPT15		0x8c4f
195 #define DEVICEID_LPT16		0x8c50
196 #define DEVICEID_LPT17		0x8c51
197 #define DEVICEID_LPT18		0x8c52
198 #define DEVICEID_LPT19		0x8c53
199 #define DEVICEID_LPT20		0x8c54
200 #define DEVICEID_LPT21		0x8c55
201 #define DEVICEID_LPT22		0x8c56
202 #define DEVICEID_LPT23		0x8c57
203 #define DEVICEID_LPT24		0x8c58
204 #define DEVICEID_LPT25		0x8c59
205 #define DEVICEID_LPT26		0x8c5a
206 #define DEVICEID_LPT27		0x8c5b
207 #define DEVICEID_LPT28		0x8c5c
208 #define DEVICEID_LPT29		0x8c5d
209 #define DEVICEID_LPT30		0x8c5e
210 #define DEVICEID_LPT31		0x8c5f
211 #define DEVICEID_WCPT2		0x8cc2
212 #define DEVICEID_WCPT4		0x8cc4
213 #define DEVICEID_WCPT6		0x8cc6
214 
215 /* ICH LPC Interface Bridge Registers (ICH5 and older) */
216 #define ICH_GEN_STA		0xd4
217 #define ICH_GEN_STA_NO_REBOOT	0x02
218 #define ICH_PMBASE		0x40 /* ACPI base address register */
219 #define ICH_PMBASE_MASK		0x7f80 /* bits 7-15 */
220 
221 /* ICH Chipset Configuration Registers (ICH6 and newer) */
222 #define ICH_RCBA		0xf0
223 #define ICH_GCS_OFFSET		0x3410
224 #define ICH_GCS_SIZE		0x4
225 #define ICH_GCS_NO_REBOOT	0x20
226 
227 /* register names and locations (relative to PMBASE) */
228 #define SMI_BASE		0x30 /* base address for SMI registers */
229 #define SMI_LEN			0x08
230 #define SMI_EN			0x00 /* SMI Control and Enable Register */
231 #define SMI_STS			0x04 /* SMI Status Register */
232 #define TCO_BASE		0x60 /* base address for TCO registers */
233 #define TCO_LEN			0x20
234 #define TCO_RLD			0x00 /* TCO Reload and Current Value */
235 #define TCO_TMR1		0x01 /* TCO Timer Initial Value
236 					(ICH5 and older, 8 bits) */
237 #define TCO_TMR2		0x12 /* TCO Timer Initial Value
238 					(ICH6 and newer, 16 bits) */
239 #define TCO_DAT_IN		0x02 /* TCO Data In (DO NOT USE) */
240 #define TCO_DAT_OUT		0x03 /* TCO Data Out (DO NOT USE) */
241 #define TCO1_STS		0x04 /* TCO Status 1 */
242 #define TCO2_STS		0x06 /* TCO Status 2 */
243 #define TCO1_CNT		0x08 /* TCO Control 1 */
244 #define TCO2_CNT		0x0a /* TCO Control 2 */
245 #define TCO_MESSAGE1		0x0c /* TCO Message 1 */
246 #define TCO_MESSAGE2		0x0d /* TCO Message 2 */
247 
248 /* bit definitions for SMI_EN and SMI_STS */
249 #define SMI_TCO_EN		0x2000
250 #define SMI_TCO_STS		0x2000
251 #define SMI_GBL_EN		0x0001
252 
253 /* timer value mask for TCO_RLD and TCO_TMR */
254 #define TCO_TIMER_MASK		0x1f
255 
256 /* status bits for TCO1_STS */
257 #define TCO_NEWCENTURY		0x80 /* set for RTC year roll over (99 to 00) */
258 #define TCO_TIMEOUT		0x08 /* timed out */
259 #define TCO_INT_STS		0x04 /* data out (DO NOT USE) */
260 #define TCO_SMI_STS		0x02 /* data in (DO NOT USE) */
261 
262 /* status bits for TCO2_STS */
263 #define TCO_BOOT_STS		0x04 /* failed to come out of reset */
264 #define TCO_SECOND_TO_STS	0x02 /* ran down twice */
265 
266 /* control bits for TCO1_CNT */
267 #define TCO_TMR_HALT		0x0800		/* clear to enable WDT */
268 #define TCO_NMI2SMI_EN		0x0200		/* convert NMIs to SMIs */
269 #define TCO_CNT_PRESERVE	TCO_NMI2SMI_EN	/* preserve these bits */
270 #define TCO_NMI_NOW		0x0100		/* trigger an NMI */
271 
272 /*
273  * Masks for the TCO timer value field in TCO_RLD.
274  * If the datasheets are to be believed, the minimum value actually varies
275  * from chipset to chipset - 4 for ICH5 and 2 for all other chipsets.
276  * I suspect this is a bug in the ICH5 datasheet and that the minimum is
277  * uniformly 2, but I'd rather err on the side of caution.
278  */
279 #define TCO_RLD_TMR_MIN		0x0004
280 #define TCO_RLD1_TMR_MAX	0x003f
281 #define TCO_RLD2_TMR_MAX	0x03ff
282 
283 /* approximate length in milliseconds of one WDT tick (about 0.6 sec) */
284 #define ICHWD_TICK		600
285 
286 #endif
287