xref: /netbsd/sys/dev/biovar.h (revision 100a76ac)
1 /*	$NetBSD: biovar.h,v 1.11 2022/05/10 14:13:09 msaitoh Exp $ */
2 /*	$OpenBSD: biovar.h,v 1.26 2007/03/19 03:02:08 marco Exp $	*/
3 
4 /*
5  * Copyright (c) 2002 Niklas Hallqvist.  All rights reserved.
6  * Copyright (c) 2005 Marco Peereboom.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 /*
30  * Devices getting ioctls through this interface should use ioctl class 'B'
31  * and command numbers starting from 32, lower ones are reserved for generic
32  * ioctls.  All ioctl data must be structures which start with a void *
33  * cookie.
34  */
35 
36 #ifndef _DEV_BIOVAR_H_
37 #define _DEV_BIOVAR_H_
38 
39 #include <sys/types.h>
40 #include <sys/device.h>
41 #include <sys/ioccom.h>
42 
43 #ifndef _KERNEL
44 #include <stdbool.h>
45 #endif
46 
47 struct bio_common {
48 	void		*bc_cookie;
49 };
50 
51 /* convert name to a cookie */
52 #define BIOCLOCATE _IOWR('B', 0, struct bio_locate)
53 struct bio_locate {
54 	void		*bl_cookie;
55 	char		*bl_name;
56 };
57 
58 #ifdef _KERNEL
59 int	bio_register(device_t, int (*)(device_t, u_long, void *));
60 void	bio_unregister(device_t);
61 #endif
62 
63 #define BIOCINQ _IOWR('B', 32, struct bioc_inq)
64 struct bioc_inq {
65 	void		*bi_cookie;
66 
67 	char		bi_dev[16];	/* controller device */
68 	int		bi_novol;	/* nr of volumes */
69 	int		bi_nodisk;	/* nr of total disks */
70 };
71 
72 #define BIOCDISK_NOVOL 	_IOWR('b', 38, struct bioc_disk)
73 #define BIOCDISK 	_IOWR('B', 33, struct bioc_disk)
74 /* structure that represents a disk in a RAID volume */
75 struct bioc_disk {
76 	void		*bd_cookie;
77 
78 	uint16_t	bd_channel;
79 	uint16_t	bd_target;
80 	uint16_t	bd_lun;
81 	uint16_t	bd_other_id;	/* unused for now  */
82 
83 	int		bd_volid;	/* associate with volume */
84 	int		bd_diskid;	/* virtual disk */
85 	int		bd_status;	/* current status */
86 #define BIOC_SDONLINE		0x00
87 #define BIOC_SDONLINE_S		"Online"
88 #define BIOC_SDOFFLINE		0x01
89 #define BIOC_SDOFFLINE_S	"Offline"
90 #define BIOC_SDFAILED		0x02
91 #define BIOC_SDFAILED_S 	"Failed"
92 #define BIOC_SDREBUILD		0x03
93 #define BIOC_SDREBUILD_S	"Rebuild"
94 #define BIOC_SDHOTSPARE		0x04
95 #define BIOC_SDHOTSPARE_S	"Hot spare"
96 #define BIOC_SDUNUSED		0x05
97 #define BIOC_SDUNUSED_S		"Unused"
98 #define BIOC_SDSCRUB		0x06
99 #define BIOC_SDSCRUB_S		"Scrubbing"
100 #define BIOC_SDPASSTHRU 	0x07
101 #define BIOC_SDPASSTHRU_S 	"Pass through"
102 #define BIOC_SDINVALID		0xff
103 #define BIOC_SDINVALID_S	"Invalid"
104 	uint64_t	bd_size;	/* size of the disk */
105 
106 	char		bd_vendor[32];	/* scsi string */
107 	char		bd_serial[32];	/* serial number */
108 	char		bd_procdev[16];	/* processor device */
109 
110 	bool		bd_disknovol;	/* disk not associated with volumes */
111 };
112 
113 /* COMPATIBILITY */
114 #ifdef _KERNEL
115 #define OBIOCDISK	_IOWR('B', 33, struct obioc_disk)
116 /* structure that represents a disk in a RAID volume (compat) */
117 struct obioc_disk {
118 	void 		*bd_cookie;
119 	uint16_t	bd_channel;
120 	uint16_t 	bd_target;
121 	uint16_t 	bd_lun;
122 	uint16_t 	bd_other_id;
123 	int 		bd_volid;
124 	int 		bd_diskid;
125 	int 		bd_status;
126 	uint64_t 	bd_size;
127 	char 		bd_vendor[32];
128 	char 		bd_serial[32];
129 	char 		bd_procdev[16];
130 };
131 #endif
132 
133 #define BIOCVOL _IOWR('B', 34, struct bioc_vol)
134 /* structure that represents a RAID volume */
135 struct bioc_vol {
136 	void		*bv_cookie;
137 	int		bv_volid;	/* volume id */
138 
139 	int16_t		bv_percent;	/* percent done operation */
140 	uint16_t	bv_seconds;	/* seconds of progress so far */
141 
142 	int		bv_status;	/* current status */
143 #define BIOC_SVONLINE		0x00
144 #define BIOC_SVONLINE_S		"Online"
145 #define BIOC_SVOFFLINE		0x01
146 #define BIOC_SVOFFLINE_S	"Offline"
147 #define BIOC_SVDEGRADED		0x02
148 #define BIOC_SVDEGRADED_S	"Degraded"
149 #define BIOC_SVBUILDING		0x03
150 #define BIOC_SVBUILDING_S	"Building"
151 #define BIOC_SVSCRUB		0x04
152 #define BIOC_SVSCRUB_S		"Scrubbing"
153 #define BIOC_SVREBUILD		0x05
154 #define BIOC_SVREBUILD_S	"Rebuild"
155 #define BIOC_SVMIGRATING	0x06
156 #define BIOC_SVMIGRATING_S	"Migrating"
157 #define BIOC_SVCHECKING 	0x07
158 #define BIOC_SVCHECKING_S	"Checking"
159 #define BIOC_SVINVALID		0xff
160 #define BIOC_SVINVALID_S	"Invalid"
161 	uint64_t	bv_size;	/* size of the disk */
162 	int		bv_level;	/* raid level */
163 #define BIOC_SVOL_RAID01	0x0e
164 #define BIOC_SVOL_RAID10	0x1e
165 #define BIOC_SVOL_UNUSED	0xaa
166 #define BIOC_SVOL_HOTSPARE	0xbb
167 #define BIOC_SVOL_PASSTHRU	0xcc
168 
169 	int		bv_nodisk;	/* nr of drives */
170 
171 	char		bv_dev[16];	/* device */
172 	char		bv_vendor[32];	/* scsi string */
173 
174 	uint16_t	bv_stripe_size;	/* stripe size in KB */
175 };
176 
177 /* COMPATIBILITY */
178 #ifdef _KERNEL
179 #define OBIOCVOL _IOWR('B', 34, struct obioc_vol)
180 /* structure that represents a RAID volume */
181 struct obioc_vol {
182 	void 		*bv_cookie;
183 	int 		bv_volid;
184 	int16_t 	bv_percent;
185 	uint16_t 	bv_seconds;
186 	int 		bv_status;
187 	uint64_t 	bv_size;
188 	int 		bv_level;
189 	int 		bv_nodisk;
190 	char 		bv_dev[16];
191 	char 		bv_vendor[32];
192 };
193 #endif
194 
195 #define BIOCALARM _IOWR('B', 35, struct bioc_alarm)
196 struct bioc_alarm {
197 	void		*ba_cookie;
198 	int		ba_opcode;
199 
200 	int		ba_status;	/* only used with get state */
201 #define BIOC_SADISABLE		0x00	/* disable alarm */
202 #define BIOC_SAENABLE		0x01	/* enable alarm */
203 #define BIOC_SASILENCE		0x02	/* silence alarm */
204 #define BIOC_GASTATUS		0x03	/* get status */
205 #define BIOC_SATEST		0x04	/* test alarm */
206 };
207 
208 #define BIOCBLINK _IOWR('B', 36, struct bioc_blink)
209 struct bioc_blink {
210 	void		*bb_cookie;
211 	uint16_t	bb_channel;
212 	uint16_t	bb_target;
213 
214 	int		bb_status;	/* current status */
215 #define BIOC_SBUNBLINK		0x00	/* disable blinking */
216 #define BIOC_SBBLINK		0x01	/* enable blink */
217 #define BIOC_SBALARM		0x02	/* enable alarm blink */
218 };
219 
220 #define BIOCSETSTATE _IOWR('B', 37, struct bioc_setstate)
221 struct bioc_setstate {
222 	void		*bs_cookie;
223 	uint16_t	bs_channel;
224 	uint16_t	bs_target;
225 	uint16_t	bs_lun;
226 	uint16_t	bs_other_id;	/* unused for now  */
227 
228 	int		bs_status;	/* change to this status */
229 #define BIOC_SSONLINE		0x00	/* online disk */
230 #define BIOC_SSOFFLINE		0x01	/* offline disk */
231 #define BIOC_SSHOTSPARE		0x02	/* mark as hotspare */
232 #define BIOC_SSREBUILD		0x03	/* rebuild on this disk */
233 #define BIOC_SSDELHOTSPARE	0x04	/* unmark as hotspare */
234 #define BIOC_SSPASSTHRU 	0x05	/* mark as pass-through */
235 #define BIOC_SSDELPASSTHRU	0x06	/* unmark as pass-through */
236 #define BIOC_SSCHECKSTART_VOL	0x07	/* start consistency check in vol# */
237 #define BIOC_SSCHECKSTOP_VOL	0x08	/* stop consistency check in vol# */
238 	int		bs_volid;	/* volume id for rebuild */
239 };
240 
241 #define BIOCVOLOPS _IOWR('B', 39, struct bioc_volops)
242 struct bioc_volops {
243 	void		*bc_cookie;
244 	uint64_t	bc_size;	/* size of the volume set */
245 	uint64_t	bc_other_id;	/* unused for now */
246 	uint32_t	bc_devmask;	/* device mask for the volume set */
247 
248 	uint16_t	bc_channel;
249 	uint16_t	bc_target;
250 	uint16_t	bc_lun;
251 	uint16_t 	bc_stripe;	/* stripe size */
252 	uint16_t	bc_level;	/* RAID level requested */
253 
254 	int 		bc_opcode;
255 #define BIOC_VCREATE_VOLUME	0x00	/* create new volume */
256 #define BIOC_VREMOVE_VOLUME	0x01	/* remove volume */
257 	int 		bc_volid;	/* volume id to be created/removed */
258 };
259 
260 struct envsys_data;
261 void bio_disk_to_envsys(struct envsys_data *, const struct bioc_disk *);
262 void bio_vol_to_envsys(struct envsys_data *, const struct bioc_vol *) ;
263 
264 #endif /* ! _DEV_BIOVAR_H_ */
265