Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/biovar.h
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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_ */
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