xref: /illumos-gate/usr/src/uts/common/sys/scsi/targets/sesio.h (revision 1a2d662a91cee3bf82f41cd47c7ae6f3825d9db2)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_SYS_SESIO_H
27 #define	_SYS_SESIO_H
28 
29 /*
30  * Enclosure Services Interface Structures
31  */
32 
33 #ifdef	__cplusplus
34 extern "C" {
35 #endif
36 
37 /*
38  * Data Structures and definitions for SES Applications
39  */
40 
41 typedef struct {
42 	unsigned int obj_id;		/* Object Identifier */
43 	unsigned int		:  16,	/* reserved */
44 		subencid	:  8,	/* SubEnclosure ID */
45 		elem_type	:  8;	/* Element Type */
46 } ses_object;
47 
48 /* Known Enclosure Types */
49 #define	SESTYP_UNSPECIFIED	0x00
50 #define	SESTYP_DEVICE		0x01
51 #define	SESTYP_POWER		0x02
52 #define	SESTYP_FAN		0x03
53 #define	SESTYP_THERM		0x04
54 #define	SESTYP_DOORLOCK		0x05
55 #define	SESTYP_ALARM		0x06
56 #define	SESTYP_ESCC		0x07	/* Enclosure SCC */
57 #define	SESTYP_SCC		0x08	/* SCC */
58 #define	SESTYP_NVRAM		0x09
59 #define	SESTYP_UPS		0x0b
60 #define	SESTYP_DISPLAY		0x0c
61 #define	SESTYP_KEYPAD		0x0d
62 #define	SESTYP_SCSIXVR		0x0f
63 #define	SESTYP_LANGUAGE		0x10
64 #define	SESTYP_COMPORT		0x11
65 #define	SESTYP_VOM		0x12
66 #define	SESTYP_AMMETER		0x13
67 #define	SESTYP_SCSI_TGT		0x14
68 #define	SESTYP_SCSI_INI		0x15
69 #define	SESTYP_SUBENC		0x16
70 #define	SESTYP_ARRAY		0x17	/* SES2r19 #7.1 */
71 #define	SESTYP_SASEXPANDER	0x18	/* SES2r19 #7.1 */
72 #define	SESTYP_SASCONNECTOR	0x19	/* SES2r19 #7.1 */
73 
74 
75 /*
76  * Overall Enclosure Status
77  */
78 #define	ENCSTAT_UNRECOV		0x1
79 #define	ENCSTAT_CRITICAL	0x2
80 #define	ENCSTAT_NONCRITICAL	0x4
81 #define	ENCSTAT_INFO		0x8
82 
83 typedef struct {
84 	uint_t obj_id;
85 	uchar_t cstat[4];
86 } ses_objarg;
87 
88 /* Summary SES Status Defines, Common Status Codes */
89 #define	SESSTAT_UNSUPPORTED	0
90 #define	SESSTAT_OK		1
91 #define	SESSTAT_CRIT		2
92 #define	SESSTAT_NONCRIT		3
93 #define	SESSTAT_UNRECOV		4
94 #define	SESSTAT_NOTINSTALLED	5
95 #define	SESSTAT_UNKNOWN		6
96 #define	SESSTAT_NOTAVAIL	7
97 
98 /*
99  * For control pages, cstat[0] is the same for the
100  * enclosure and is common across all device types.
101  *
102  * If SESCTL_CSEL is set, then PRDFAIL, DISABLE and RSTSWAP
103  * are checked, otherwise bits that are specific to the device
104  * type in the other 3 bytes of cstat or checked.
105  */
106 #define	SESCTL_CSEL		0x80
107 #define	SESCTL_PRDFAIL		0x40
108 #define	SESCTL_DISABLE		0x20
109 #define	SESCTL_RSTSWAP		0x10
110 
111 
112 /* Control bits, Device Elements, byte 2 */
113 #define	SESCTL_DRVLCK	0x40	/* "DO NOT REMOVE" */
114 #define	SESCTL_RQSINS	0x08	/* RQST INSERT */
115 #define	SESCTL_RQSRMV	0x04	/* RQST REMOVE */
116 #define	SESCTL_RQSID	0x02	/* RQST IDENT */
117 /* Control bits, Device Elements, byte 3 */
118 #define	SESCTL_RQSFLT	0x20	/* RQST FAULT */
119 #define	SESCTL_DEVOFF	0x10	/* DEVICE OFF */
120 
121 /* Control bits, Generic, byte 3 */
122 #define	SESCTL_RQSTFAIL	0x40
123 #define	SESCTL_RQSTON	0x20
124 
125 
126 /*
127  * SES Driver ioctls
128  */
129 #define	SESIOC			('e'<<8)
130 #define	SESIOC_IOCTL_GETSTATE	(SESIOC|1)	/* get esi status */
131 #define	SESIOC_IOCTL_SETSTATE	(SESIOC|2)	/* set esi state */
132 #define	SESIOC_IOCTL_INQUIRY	(SESIOC|3)	/* get SCSI Inquiry info */
133 #define	SESIOC_GETNOBJ		(SESIOC|10)
134 #define	SESIOC_GETOBJMAP	(SESIOC|11)
135 #define	SESIOC_INIT		(SESIOC|12)
136 #define	SESIOC_GETENCSTAT	(SESIOC|13)
137 #define	SESIOC_SETENCSTAT	(SESIOC|14)
138 #define	SESIOC_GETOBJSTAT	(SESIOC|15)
139 #define	SESIOC_SETOBJSTAT	(SESIOC|16)
140 
141 /*
142  * The following structure is used by the SES_IOCTL_GETSTATE
143  * and the SES_IOCTL_SETSTATE ioctls
144  */
145 struct ses_ioctl {
146     uint32_t	page_size;	/* Size of page to be read/written */
147     uint8_t	page_code;	/* Page to be read/written */
148     caddr_t	page;		/* Address of page to be read/written */
149 };
150 
151 
152 #ifdef	__cplusplus
153 }
154 #endif
155 
156 #endif	/* _SYS_SESIO_H */
157