xref: /openbsd/sys/dev/ipmivar.h (revision c5fc2d49)
1 /* $OpenBSD: ipmivar.h,v 1.34 2021/01/23 12:10:08 kettenis Exp $ */
2 
3 /*
4  * Copyright (c) 2005 Jordan Hargrave
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 AUTHORS 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 AUTHORS OR CONTRIBUTORS BE LIABLE FOR
20  * 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  */
29 
30 #ifndef _IPMIVAR_H_
31 #define _IPMIVAR_H_
32 
33 #include <sys/rwlock.h>
34 #include <sys/sensors.h>
35 #include <sys/task.h>
36 
37 #include <dev/ipmi.h>
38 
39 #define IPMI_IF_KCS		1
40 #define IPMI_IF_SMIC		2
41 #define IPMI_IF_BT		3
42 #define IPMI_IF_SSIF		4
43 
44 #define IPMI_IF_KCS_NREGS	2
45 #define IPMI_IF_SMIC_NREGS	3
46 #define IPMI_IF_BT_NREGS	3
47 
48 struct ipmi_thread;
49 struct ipmi_softc;
50 struct ipmi_cmd;
51 
52 struct ipmi_iowait {
53 	int			offset;
54 	u_int8_t		mask;
55 	u_int8_t		value;
56 	volatile u_int8_t	*v;
57 	const char		*lbl;
58 };
59 
60 struct ipmi_attach_args {
61 	char		*iaa_name;
62 	bus_space_tag_t	iaa_iot;
63 	bus_space_tag_t	iaa_memt;
64 
65 	int		iaa_if_type;
66 	int		iaa_if_rev;
67 	int		iaa_if_iotype;
68 	bus_addr_t	iaa_if_iobase;
69 	int		iaa_if_iosize;
70 	int		iaa_if_iospacing;
71 	int		iaa_if_irq;
72 	int		iaa_if_irqlvl;
73 };
74 
75 struct ipmi_if {
76 	const char	*name;
77 	int		nregs;
78 	void		(*buildmsg)(struct ipmi_cmd *);
79 	int		(*sendmsg)(struct ipmi_cmd *);
80 	int		(*recvmsg)(struct ipmi_cmd *);
81 	int		(*reset)(struct ipmi_softc *);
82 	int		(*probe)(struct ipmi_softc *);
83 	int		datasnd;
84 	int		datarcv;
85 };
86 
87 struct ipmi_cmd {
88 	struct ipmi_softc	*c_sc;
89 
90 	int			c_rssa;
91 	int			c_rslun;
92 	int			c_netfn;
93 	int			c_cmd;
94 
95 	int			c_txlen;
96 	int			c_maxrxlen;
97 	int			c_rxlen;
98 
99 	void			*c_data;
100 	u_int			c_ccode;
101 };
102 
103 struct ipmi_softc {
104 	struct device		sc_dev;
105 
106 	struct ipmi_if		*sc_if;			/* Interface layer */
107 	int			sc_if_iosize;		/* Size of I/O porrs */
108 	int			sc_if_iospacing;	/* Spacing of I/O ports */
109 	int			sc_if_rev;		/* IPMI Revision */
110 
111 	void			*sc_ih;			/* Interrupt/IO handles */
112 	bus_space_tag_t		sc_iot;
113 	bus_space_handle_t	sc_ioh;
114 
115 	int			sc_btseq;
116 	u_int8_t		sc_buf[IPMI_MAX_RX + 16];
117 	struct taskq		*sc_cmd_taskq;
118 
119 	struct ipmi_ioctl {
120 		struct rwlock		lock;
121 		struct ipmi_req		req;
122 		struct ipmi_cmd		cmd;
123 		uint8_t			buf[IPMI_MAX_RX];
124 	} sc_ioctl;
125 
126 	int			sc_wdog_period;
127 	struct task		sc_wdog_tickle_task;
128 
129 	struct ipmi_thread	*sc_thread;
130 
131 	struct ipmi_sensor	*current_sensor;
132 	struct ksensordev	sc_sensordev;
133 };
134 
135 struct ipmi_thread {
136 	struct ipmi_softc   *sc;
137 	volatile int	    running;
138 };
139 
140 #define IPMI_WDOG_DONTSTOP	0x40
141 
142 #define IPMI_WDOG_MASK		0x03
143 #define IPMI_WDOG_DISABLED	0x00
144 #define IPMI_WDOG_REBOOT	0x01
145 #define IPMI_WDOG_PWROFF	0x02
146 #define IPMI_WDOG_PWRCYCLE	0x03
147 
148 #define IPMI_WDOG_PRE_DISABLED	0x00
149 #define IPMI_WDOG_PRE_SMI	0x01
150 #define IPMI_WDOG_PRE_NMI	0x02
151 #define IPMI_WDOG_PRE_INTERRUPT	0x03
152 
153 #define	IPMI_SET_WDOG_TIMER	0
154 #define	IPMI_SET_WDOG_ACTION	1
155 #define	IPMI_SET_WDOG_PRETIMO	2
156 #define	IPMI_SET_WDOG_FLAGS	3
157 #define	IPMI_SET_WDOG_TIMOL	4
158 #define	IPMI_SET_WDOG_TIMOM	5
159 #define	IPMI_SET_WDOG_MAX	6
160 
161 #define	IPMI_GET_WDOG_TIMER	IPMI_SET_WDOG_TIMER
162 #define	IPMI_GET_WDOG_ACTION	IPMI_SET_WDOG_ACTION
163 #define	IPMI_GET_WDOG_PRETIMO	IPMI_SET_WDOG_PRETIMO
164 #define	IPMI_GET_WDOG_FLAGS	IPMI_SET_WDOG_FLAGS
165 #define	IPMI_GET_WDOG_TIMOL	IPMI_SET_WDOG_TIMOL
166 #define	IPMI_GET_WDOG_TIMOM	IPMI_SET_WDOG_TIMOM
167 #define	IPMI_GET_WDOG_PRECDL	6
168 #define	IPMI_GET_WDOG_PRECDM	7
169 #define	IPMI_GET_WDOG_MAX	8
170 
171 int	ipmi_probe(void *);
172 void	ipmi_attach_common(struct ipmi_softc *, struct ipmi_attach_args *);
173 int	ipmi_activate(struct device *, int);
174 
175 int	ipmi_sendcmd(struct ipmi_cmd *);
176 int	ipmi_recvcmd(struct ipmi_cmd *);
177 
178 #define IPMI_MSG_NFLN			0
179 #define IPMI_MSG_CMD			1
180 #define IPMI_MSG_CCODE			2
181 #define IPMI_MSG_DATASND		2
182 #define IPMI_MSG_DATARCV		3
183 
184 #define APP_NETFN			0x06
185 #define APP_GET_DEVICE_ID		0x01
186 #define APP_RESET_WATCHDOG		0x22
187 #define APP_SET_WATCHDOG_TIMER		0x24
188 #define APP_GET_WATCHDOG_TIMER		0x25
189 #define APP_GET_SYSTEM_INTERFACE_CAPS	0x57
190 
191 #define TRANSPORT_NETFN			0xC
192 #define BRIDGE_NETFN			0x2
193 
194 #define STORAGE_NETFN			0x0A
195 #define STORAGE_GET_FRU_INV_AREA	0x10
196 #define STORAGE_READ_FRU_DATA		0x11
197 #define STORAGE_RESERVE_SDR		0x22
198 #define STORAGE_GET_SDR			0x23
199 #define STORAGE_ADD_SDR			0x24
200 #define STORAGE_ADD_PARTIAL_SDR		0x25
201 #define STORAGE_DELETE_SDR		0x26
202 #define STORAGE_RESERVE_SEL		0x42
203 #define STORAGE_GET_SEL			0x43
204 #define STORAGE_ADD_SEL			0x44
205 #define STORAGE_ADD_PARTIAL_SEL		0x45
206 #define STORAGE_DELETE_SEL		0x46
207 
208 #define SE_NETFN			0x04
209 #define SE_GET_SDR_INFO			0x20
210 #define SE_GET_SDR			0x21
211 #define SE_RESERVE_SDR			0x22
212 #define SE_GET_SENSOR_FACTOR		0x23
213 #define SE_SET_SENSOR_HYSTERESIS	0x24
214 #define SE_GET_SENSOR_HYSTERESIS	0x25
215 #define SE_SET_SENSOR_THRESHOLD		0x26
216 #define SE_GET_SENSOR_THRESHOLD		0x27
217 #define SE_SET_SENSOR_EVENT_ENABLE	0x28
218 #define SE_GET_SENSOR_EVENT_ENABLE	0x29
219 #define SE_REARM_SENSOR_EVENTS		0x2A
220 #define SE_GET_SENSOR_EVENT_STATUS	0x2B
221 #define SE_GET_SENSOR_READING		0x2D
222 #define SE_SET_SENSOR_TYPE		0x2E
223 #define SE_GET_SENSOR_TYPE		0x2F
224 
225 struct sdrhdr {
226 	u_int16_t	record_id;		/* SDR Record ID */
227 	u_int8_t	sdr_version;		/* SDR Version */
228 	u_int8_t	record_type;		/* SDR Record Type */
229 	u_int8_t	record_length;		/* SDR Record Length */
230 } __packed;
231 
232 /* SDR: Record Type 1 */
233 struct sdrtype1 {
234 	struct sdrhdr	sdrhdr;
235 
236 	u_int8_t	owner_id;
237 	u_int8_t	owner_lun;
238 	u_int8_t	sensor_num;
239 
240 	u_int8_t	entity_id;
241 	u_int8_t	entity_instance;
242 	u_int8_t	sensor_init;
243 	u_int8_t	sensor_caps;
244 	u_int8_t	sensor_type;
245 	u_int8_t	event_code;
246 	u_int16_t	trigger_mask;
247 	u_int16_t	reading_mask;
248 	u_int16_t	settable_mask;
249 	u_int8_t	units1;
250 	u_int8_t	units2;
251 	u_int8_t	units3;
252 	u_int8_t	linear;
253 	u_int8_t	m;
254 	u_int8_t	m_tolerance;
255 	u_int8_t	b;
256 	u_int8_t	b_accuracy;
257 	u_int8_t	accuracyexp;
258 	u_int8_t	rbexp;
259 	u_int8_t	analogchars;
260 	u_int8_t	nominalreading;
261 	u_int8_t	normalmax;
262 	u_int8_t	normalmin;
263 	u_int8_t	sensormax;
264 	u_int8_t	sensormin;
265 	u_int8_t	uppernr;
266 	u_int8_t	upperc;
267 	u_int8_t	uppernc;
268 	u_int8_t	lowernr;
269 	u_int8_t	lowerc;
270 	u_int8_t	lowernc;
271 	u_int8_t	physt;
272 	u_int8_t	nhyst;
273 	u_int8_t	resvd[2];
274 	u_int8_t	oem;
275 	u_int8_t	typelen;
276 	u_int8_t	name[1];
277 } __packed;
278 
279 /* SDR: Record Type 2 */
280 struct sdrtype2 {
281 	struct sdrhdr	sdrhdr;
282 
283 	u_int8_t	owner_id;
284 	u_int8_t	owner_lun;
285 	u_int8_t	sensor_num;
286 
287 	u_int8_t	entity_id;
288 	u_int8_t	entity_instance;
289 	u_int8_t	sensor_init;
290 	u_int8_t	sensor_caps;
291 	u_int8_t	sensor_type;
292 	u_int8_t	event_code;
293 	u_int16_t	trigger_mask;
294 	u_int16_t	reading_mask;
295 	u_int16_t	set_mask;
296 	u_int8_t	units1;
297 	u_int8_t	units2;
298 	u_int8_t	units3;
299 	u_int8_t	share1;
300 	u_int8_t	share2;
301 	u_int8_t	physt;
302 	u_int8_t	nhyst;
303 	u_int8_t	resvd[3];
304 	u_int8_t	oem;
305 	u_int8_t	typelen;
306 	u_int8_t	name[1];
307 } __packed;
308 
309 #endif				/* _IPMIVAR_H_ */
310