xref: /openbsd/sys/scsi/safte.h (revision 96a16d09)
1 /*	$OpenBSD: safte.h,v 1.9 2020/09/12 15:54:51 krw Exp $ */
2 
3 /*
4  * Copyright (c) 2005 David Gwynne <dlg@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #ifndef _SCSI_SAFTE_H
20 #define _SCSI_SAFTE_H
21 
22 /* scsi_inquiry_data.extra */
23 struct safte_inq {
24 	u_int8_t	uniqueid[7];
25 	u_int8_t	chanid;
26 	u_int8_t	ident[6];
27 #define SAFTE_IDENT		"SAF-TE"
28 };
29 
30 struct safte_readbuf_cmd {
31 	u_int8_t	opcode;		/* READ_BUFFER */
32 	u_int8_t	flags;
33 #define SAFTE_RD_LUNMASK	0xe0	/* the lun should always be 0 */
34 #define SAFTE_RD_MODEMASK	0x07
35 #define SAFTE_RD_MODE		0x01	/* 0x01 is the SAF-TE command mode */
36 	u_int8_t	bufferid;
37 #define SAFTE_RD_CONFIG		0x00	/* enclosure configuration */
38 #define SAFTE_RD_ENCSTAT	0x01	/* enclosure status */
39 #define SAFTE_RD_USAGE		0x02	/* usage statistics */
40 #define SAFTE_RD_INSERTS	0x03	/* device insertions */
41 #define SAFTE_RD_SLOTSTAT	0x04	/* slot status */
42 #define SAFTE_RD_GLOBALS	0x05	/* global flags */
43 	u_int32_t	reserved1;
44 	u_int16_t	length;		/* transfer length (big endian) */
45 	u_int8_t	reserved2;
46 } __packed;
47 
48 struct safte_writebuf_cmd {
49 	u_int8_t	opcode;		/* WRITE_BUFFER */
50 	u_int8_t	flags;
51 #define SAFTE_WR_LUNMASK	0xe0	/* the lun should always be 0 */
52 #define SAFTE_WR_MODEMASK	0x07
53 #define SAFTE_WR_MODE		0x01	/* 0x01 is the SAF-TE command mode */
54 	u_int8_t	reserved1[5];
55 	u_int16_t	length;		/* transfer length (big endian) */
56 	u_int8_t	reserved2;
57 } __packed;
58 
59 #define	SAFTE_WRITE_SLOTSTAT	0x10	/* write device slot status */
60 #define SAFTE_WRITE_SETID	0x11	/* set scsi id */
61 #define	SAFTE_WRITE_SLOTOP	0x12	/* perform slot operation */
62 #define	SAFTE_WRITE_FANSPEED	0x13	/* set fan speed */
63 #define	SAFTE_WRITE_PWRSUP	0x14	/* activate power supply */
64 #define	SAFTE_WRITE_GLOBALS	0x15	/* global flags */
65 
66 
67 /* enclosure configuration */
68 struct safte_config {
69 	u_int8_t	nfans;		/* number of fans */
70 	u_int8_t	npwrsup;	/* number of power supplies */
71 	u_int8_t	nslots;		/* number of device slots */
72 	u_int8_t	doorlock;	/* door lock installed */
73 	u_int8_t	ntemps;		/* number of temp sensors */
74 	u_int8_t	alarm;		/* audible alarm installed */
75 	u_int8_t	therm;		/* temps in C and num of thermostats */
76 #define SAFTE_CFG_CELSIUSMASK	0x80
77 #define SAFTE_CFG_CELSIUS(a)	((a) & SAFTE_CFG_CELSIUSMASK ? 1 : 0)
78 #define SAFTE_CFG_NTHERMMASK	0x0f
79 #define SAFTE_CFG_NTHERM(a)	((a) & SAFTE_CFG_NTHERMMASK)
80 	u_int8_t	reserved[56]; /* 7 to 62 */
81 	u_int8_t	vendor_bytes;	/* number of vendor specific bytes */
82 } __packed;
83 #define SAFTE_CONFIG_LEN	sizeof(struct safte_config)
84 
85 /* enclosure status fields */
86 /* fan status field */
87 #define SAFTE_FAN_OP		0x00	/* operational */
88 #define SAFTE_FAN_MF		0x01	/* malfunctioning */
89 #define SAFTE_FAN_NOTINST	0x02	/* not installed */
90 #define SAFTE_FAN_UNKNOWN	0x80	/* unknown status or unreportable */
91 
92 /* power supply status field */
93 #define SAFTE_PWR_OP_ON		0x00	/* operational and on */
94 #define SAFTE_PWR_OP_OFF	0x01	/* operational and off */
95 #define SAFTE_PWR_MF_ON		0x10	/* malfunctioning and on */
96 #define SAFTE_PWR_MF_OFF	0x11	/* malfunctioning and off */
97 #define SAFTE_PWR_NOTINST	0x20	/* not present */
98 #define SAFTE_PWR_PRESENT	0x21	/* present */
99 #define SAFTE_PWR_UNKNOWN	0x80	/* unknown status or unreportable */
100 
101 /* scsi id fields */
102 /* are integers, not bitfields */
103 
104 /* door lock status */
105 #define SAFTE_DOOR_LOCKED	0x00	/* locked */
106 #define SAFTE_DOOR_UNLOCKED	0x01	/* unlocked or uncontrollable */
107 #define SAFTE_DOOR_UNKNOWN	0x80	/* unknown status or unreportable */
108 
109 /* speaker status */
110 #define SAFTE_SPKR_OFF		0x00	/* off or not installed */
111 #define SAFTE_SPKR_ON		0x01	/* speaker is currently on */
112 
113 /* temperature */
114 #define SAFTE_TEMP_OFFSET	-10	/* -10 to 245 degrees */
115 
116 /* temp out of range */
117 #define SAFTE_TEMP_ETA		0x8000	/* any temp alert */
118 
119 
120 /* usage statistics */
121 struct safte_usage {
122 	u_int32_t	minutes;	/* total number of minutes on */
123 	u_int32_t	cycles;		/* total number of power cycles */
124 	u_int8_t	reserved[7];
125 	u_int8_t	vendor_bytes;	/* number of vendor specific bytes */
126 };
127 
128 
129 /* device insertions */
130 /* u_int16_t * nslots */
131 
132 
133 /* device slot status */
134 #define SAFTE_SLOTSTAT_INSERT	(1<<0)	/* inserted */
135 #define SAFTE_SLOTSTAT_SWAP	(1<<1)	/* ready to be inserted/removed */
136 #define SAFTE_SLOTSTAT_OPER	(1<<2)	/* ready for operation */
137 
138 
139 /* global flags */
140 struct safte_globals {
141 	u_int8_t	flags1;
142 #define SAFTE_GLOBAL_ALARM	(1<<0)	/* audible alarm */
143 #define SAFTE_GLOBAL_FAILURE	(1<<1)	/* global failure indication */
144 #define SAFTE_GLOBAL_WARNING	(1<<2)	/* global warning indication */
145 #define SAFTE_GLOBAL_POWER	(1<<3)	/* enclosure power */
146 #define	SAFTE_GLOBAL_COOLING	(1<<4)	/* cooling failure */
147 #define SAFTE_GLOBAL_PWRFAIL	(1<<5)	/* power failure */
148 #define SAFTE_GLOBAL_DRVFAIL	(1<<6)	/* drive failure */
149 #define SAFTE_GLOBAL_DRVWARN	(1<<6)	/* drive warning */
150 	u_int8_t	flags2;
151 #define SAFTE_GLOBAL_ARRAYFAIL	(1<<0)	/* array failure */
152 #define SAFTE_GLOBAL_ARRAYWARN	(1<<1)	/* array warning */
153 #define SAFTE_GLOBAL_LOCK	(1<<2)	/* enclosure lock */
154 #define SAFTE_GLOBAL_IDENTIFY	(1<<3)	/* identify enclosure */
155 	u_int8_t	flags3;
156 	u_int8_t	reserved[13];
157 };
158 
159 
160 /*  perform slot operation */
161 struct safte_slotop {
162 	u_int8_t	opcode;		/* SAFTE_WRITE_SLOTOP */
163 	u_int8_t	slot;
164 	u_int8_t	flags;
165 #define SAFTE_SLOTOP_OPERATE	(1<<0)	/* prepare for operation */
166 #define SAFTE_SLOTOP_INSREM	(1<<1)	/* prepare for insert/removal */
167 #define SAFTE_SLOTOP_IDENTIFY	(1<<2)	/* identify */
168 	u_int8_t	reserved[61];	/* zero these */
169 } __packed;
170 
171 #endif /* _SCSI_SAFTE_H */
172