1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* 2 /*
3 * This header file contains public constants 3 * This header file contains public constants and structures used by
4 * both the SCSI initiator and the SCSI target 4 * both the SCSI initiator and the SCSI target code.
5 * 5 *
6 * For documentation on the OPCODES, MESSAGES, 6 * For documentation on the OPCODES, MESSAGES, and SENSE values,
7 * please consult the SCSI standard. 7 * please consult the SCSI standard.
8 */ 8 */
9 9
10 #ifndef _SCSI_PROTO_H_ 10 #ifndef _SCSI_PROTO_H_
11 #define _SCSI_PROTO_H_ 11 #define _SCSI_PROTO_H_
12 12
13 #include <linux/build_bug.h> <<
14 #include <linux/types.h> 13 #include <linux/types.h>
15 14
16 /* 15 /*
17 * SCSI opcodes 16 * SCSI opcodes
18 */ 17 */
19 18
20 #define TEST_UNIT_READY 0x00 19 #define TEST_UNIT_READY 0x00
21 #define REZERO_UNIT 0x01 20 #define REZERO_UNIT 0x01
22 #define REQUEST_SENSE 0x03 21 #define REQUEST_SENSE 0x03
23 #define FORMAT_UNIT 0x04 22 #define FORMAT_UNIT 0x04
24 #define READ_BLOCK_LIMITS 0x05 23 #define READ_BLOCK_LIMITS 0x05
25 #define REASSIGN_BLOCKS 0x07 24 #define REASSIGN_BLOCKS 0x07
26 #define INITIALIZE_ELEMENT_STATUS 0x07 25 #define INITIALIZE_ELEMENT_STATUS 0x07
27 #define READ_6 0x08 26 #define READ_6 0x08
28 #define WRITE_6 0x0a 27 #define WRITE_6 0x0a
29 #define SEEK_6 0x0b 28 #define SEEK_6 0x0b
30 #define READ_REVERSE 0x0f 29 #define READ_REVERSE 0x0f
31 #define WRITE_FILEMARKS 0x10 30 #define WRITE_FILEMARKS 0x10
32 #define SPACE 0x11 31 #define SPACE 0x11
33 #define INQUIRY 0x12 32 #define INQUIRY 0x12
34 #define RECOVER_BUFFERED_DATA 0x14 33 #define RECOVER_BUFFERED_DATA 0x14
35 #define MODE_SELECT 0x15 34 #define MODE_SELECT 0x15
36 #define RESERVE 0x16 35 #define RESERVE 0x16
37 #define RELEASE 0x17 36 #define RELEASE 0x17
38 #define COPY 0x18 37 #define COPY 0x18
39 #define ERASE 0x19 38 #define ERASE 0x19
40 #define MODE_SENSE 0x1a 39 #define MODE_SENSE 0x1a
41 #define START_STOP 0x1b 40 #define START_STOP 0x1b
42 #define RECEIVE_DIAGNOSTIC 0x1c 41 #define RECEIVE_DIAGNOSTIC 0x1c
43 #define SEND_DIAGNOSTIC 0x1d 42 #define SEND_DIAGNOSTIC 0x1d
44 #define ALLOW_MEDIUM_REMOVAL 0x1e 43 #define ALLOW_MEDIUM_REMOVAL 0x1e
45 44
46 #define READ_FORMAT_CAPACITIES 0x23 45 #define READ_FORMAT_CAPACITIES 0x23
47 #define SET_WINDOW 0x24 46 #define SET_WINDOW 0x24
48 #define READ_CAPACITY 0x25 47 #define READ_CAPACITY 0x25
49 #define READ_10 0x28 48 #define READ_10 0x28
50 #define WRITE_10 0x2a 49 #define WRITE_10 0x2a
51 #define SEEK_10 0x2b 50 #define SEEK_10 0x2b
52 #define POSITION_TO_ELEMENT 0x2b 51 #define POSITION_TO_ELEMENT 0x2b
53 #define WRITE_VERIFY 0x2e 52 #define WRITE_VERIFY 0x2e
54 #define VERIFY 0x2f 53 #define VERIFY 0x2f
55 #define SEARCH_HIGH 0x30 54 #define SEARCH_HIGH 0x30
56 #define SEARCH_EQUAL 0x31 55 #define SEARCH_EQUAL 0x31
57 #define SEARCH_LOW 0x32 56 #define SEARCH_LOW 0x32
58 #define SET_LIMITS 0x33 57 #define SET_LIMITS 0x33
59 #define PRE_FETCH 0x34 58 #define PRE_FETCH 0x34
60 #define READ_POSITION 0x34 59 #define READ_POSITION 0x34
61 #define SYNCHRONIZE_CACHE 0x35 60 #define SYNCHRONIZE_CACHE 0x35
62 #define LOCK_UNLOCK_CACHE 0x36 61 #define LOCK_UNLOCK_CACHE 0x36
63 #define READ_DEFECT_DATA 0x37 62 #define READ_DEFECT_DATA 0x37
64 #define MEDIUM_SCAN 0x38 63 #define MEDIUM_SCAN 0x38
65 #define COMPARE 0x39 64 #define COMPARE 0x39
66 #define COPY_VERIFY 0x3a 65 #define COPY_VERIFY 0x3a
67 #define WRITE_BUFFER 0x3b 66 #define WRITE_BUFFER 0x3b
68 #define READ_BUFFER 0x3c 67 #define READ_BUFFER 0x3c
69 #define UPDATE_BLOCK 0x3d 68 #define UPDATE_BLOCK 0x3d
70 #define READ_LONG 0x3e 69 #define READ_LONG 0x3e
71 #define WRITE_LONG 0x3f 70 #define WRITE_LONG 0x3f
72 #define CHANGE_DEFINITION 0x40 71 #define CHANGE_DEFINITION 0x40
73 #define WRITE_SAME 0x41 72 #define WRITE_SAME 0x41
74 #define UNMAP 0x42 73 #define UNMAP 0x42
75 #define READ_TOC 0x43 74 #define READ_TOC 0x43
76 #define READ_HEADER 0x44 75 #define READ_HEADER 0x44
77 #define GET_EVENT_STATUS_NOTIFICATION 0x4a 76 #define GET_EVENT_STATUS_NOTIFICATION 0x4a
78 #define LOG_SELECT 0x4c 77 #define LOG_SELECT 0x4c
79 #define LOG_SENSE 0x4d 78 #define LOG_SENSE 0x4d
80 #define XDWRITEREAD_10 0x53 79 #define XDWRITEREAD_10 0x53
81 #define MODE_SELECT_10 0x55 80 #define MODE_SELECT_10 0x55
82 #define RESERVE_10 0x56 81 #define RESERVE_10 0x56
83 #define RELEASE_10 0x57 82 #define RELEASE_10 0x57
84 #define MODE_SENSE_10 0x5a 83 #define MODE_SENSE_10 0x5a
85 #define PERSISTENT_RESERVE_IN 0x5e 84 #define PERSISTENT_RESERVE_IN 0x5e
86 #define PERSISTENT_RESERVE_OUT 0x5f 85 #define PERSISTENT_RESERVE_OUT 0x5f
87 #define VARIABLE_LENGTH_CMD 0x7f 86 #define VARIABLE_LENGTH_CMD 0x7f
88 #define REPORT_LUNS 0xa0 87 #define REPORT_LUNS 0xa0
89 #define SECURITY_PROTOCOL_IN 0xa2 88 #define SECURITY_PROTOCOL_IN 0xa2
90 #define MAINTENANCE_IN 0xa3 89 #define MAINTENANCE_IN 0xa3
91 #define MAINTENANCE_OUT 0xa4 90 #define MAINTENANCE_OUT 0xa4
92 #define MOVE_MEDIUM 0xa5 91 #define MOVE_MEDIUM 0xa5
93 #define EXCHANGE_MEDIUM 0xa6 92 #define EXCHANGE_MEDIUM 0xa6
94 #define READ_12 0xa8 93 #define READ_12 0xa8
95 #define SERVICE_ACTION_OUT_12 0xa9 94 #define SERVICE_ACTION_OUT_12 0xa9
96 #define WRITE_12 0xaa 95 #define WRITE_12 0xaa
97 #define READ_MEDIA_SERIAL_NUMBER 0xab /* Obsol 96 #define READ_MEDIA_SERIAL_NUMBER 0xab /* Obsolete with SPC-2 */
98 #define SERVICE_ACTION_IN_12 0xab 97 #define SERVICE_ACTION_IN_12 0xab
99 #define WRITE_VERIFY_12 0xae 98 #define WRITE_VERIFY_12 0xae
100 #define VERIFY_12 0xaf 99 #define VERIFY_12 0xaf
101 #define SEARCH_HIGH_12 0xb0 100 #define SEARCH_HIGH_12 0xb0
102 #define SEARCH_EQUAL_12 0xb1 101 #define SEARCH_EQUAL_12 0xb1
103 #define SEARCH_LOW_12 0xb2 102 #define SEARCH_LOW_12 0xb2
104 #define SECURITY_PROTOCOL_OUT 0xb5 103 #define SECURITY_PROTOCOL_OUT 0xb5
105 #define READ_ELEMENT_STATUS 0xb8 104 #define READ_ELEMENT_STATUS 0xb8
106 #define SEND_VOLUME_TAG 0xb6 105 #define SEND_VOLUME_TAG 0xb6
107 #define WRITE_LONG_2 0xea 106 #define WRITE_LONG_2 0xea
108 #define EXTENDED_COPY 0x83 107 #define EXTENDED_COPY 0x83
109 #define RECEIVE_COPY_RESULTS 0x84 108 #define RECEIVE_COPY_RESULTS 0x84
110 #define ACCESS_CONTROL_IN 0x86 109 #define ACCESS_CONTROL_IN 0x86
111 #define ACCESS_CONTROL_OUT 0x87 110 #define ACCESS_CONTROL_OUT 0x87
112 #define READ_16 0x88 111 #define READ_16 0x88
113 #define COMPARE_AND_WRITE 0x89 112 #define COMPARE_AND_WRITE 0x89
114 #define WRITE_16 0x8a 113 #define WRITE_16 0x8a
115 #define READ_ATTRIBUTE 0x8c 114 #define READ_ATTRIBUTE 0x8c
116 #define WRITE_ATTRIBUTE 0x8d 115 #define WRITE_ATTRIBUTE 0x8d
117 #define WRITE_VERIFY_16 0x8e 116 #define WRITE_VERIFY_16 0x8e
118 #define VERIFY_16 0x8f 117 #define VERIFY_16 0x8f
119 #define SYNCHRONIZE_CACHE_16 0x91 118 #define SYNCHRONIZE_CACHE_16 0x91
120 #define WRITE_SAME_16 0x93 119 #define WRITE_SAME_16 0x93
121 #define ZBC_OUT 0x94 120 #define ZBC_OUT 0x94
122 #define ZBC_IN 0x95 121 #define ZBC_IN 0x95
123 #define WRITE_ATOMIC_16 0x9c <<
124 #define SERVICE_ACTION_BIDIRECTIONAL 0x9d 122 #define SERVICE_ACTION_BIDIRECTIONAL 0x9d
125 #define SERVICE_ACTION_IN_16 0x9e 123 #define SERVICE_ACTION_IN_16 0x9e
126 #define SERVICE_ACTION_OUT_16 0x9f 124 #define SERVICE_ACTION_OUT_16 0x9f
127 /* values for service action in */ 125 /* values for service action in */
128 #define SAI_READ_CAPACITY_16 0x10 126 #define SAI_READ_CAPACITY_16 0x10
129 #define SAI_GET_LBA_STATUS 0x12 127 #define SAI_GET_LBA_STATUS 0x12
130 #define SAI_REPORT_REFERRALS 0x13 128 #define SAI_REPORT_REFERRALS 0x13
131 #define SAI_GET_STREAM_STATUS 0x16 <<
132 /* values for maintenance in */ 129 /* values for maintenance in */
133 #define MI_REPORT_IDENTIFYING_INFORMATION 0x05 130 #define MI_REPORT_IDENTIFYING_INFORMATION 0x05
134 #define MI_REPORT_TARGET_PGS 0x0a 131 #define MI_REPORT_TARGET_PGS 0x0a
135 #define MI_REPORT_ALIASES 0x0b 132 #define MI_REPORT_ALIASES 0x0b
136 #define MI_REPORT_SUPPORTED_OPERATION_CODES 0x 133 #define MI_REPORT_SUPPORTED_OPERATION_CODES 0x0c
137 #define MI_REPORT_SUPPORTED_TASK_MANAGEMENT_FU 134 #define MI_REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS 0x0d
138 #define MI_REPORT_PRIORITY 0x0e 135 #define MI_REPORT_PRIORITY 0x0e
139 #define MI_REPORT_TIMESTAMP 0x0f 136 #define MI_REPORT_TIMESTAMP 0x0f
140 #define MI_MANAGEMENT_PROTOCOL_IN 0x10 137 #define MI_MANAGEMENT_PROTOCOL_IN 0x10
141 /* value for MI_REPORT_TARGET_PGS ext header * 138 /* value for MI_REPORT_TARGET_PGS ext header */
142 #define MI_EXT_HDR_PARAM_FMT 0x20 139 #define MI_EXT_HDR_PARAM_FMT 0x20
143 /* values for maintenance out */ 140 /* values for maintenance out */
144 #define MO_SET_IDENTIFYING_INFORMATION 0x06 141 #define MO_SET_IDENTIFYING_INFORMATION 0x06
145 #define MO_SET_TARGET_PGS 0x0a 142 #define MO_SET_TARGET_PGS 0x0a
146 #define MO_CHANGE_ALIASES 0x0b 143 #define MO_CHANGE_ALIASES 0x0b
147 #define MO_SET_PRIORITY 0x0e 144 #define MO_SET_PRIORITY 0x0e
148 #define MO_SET_TIMESTAMP 0x0f 145 #define MO_SET_TIMESTAMP 0x0f
149 #define MO_MANAGEMENT_PROTOCOL_OUT 0x10 146 #define MO_MANAGEMENT_PROTOCOL_OUT 0x10
150 /* values for ZBC_IN */ 147 /* values for ZBC_IN */
151 #define ZI_REPORT_ZONES 0x00 148 #define ZI_REPORT_ZONES 0x00
152 /* values for ZBC_OUT */ 149 /* values for ZBC_OUT */
153 #define ZO_CLOSE_ZONE 0x01 150 #define ZO_CLOSE_ZONE 0x01
154 #define ZO_FINISH_ZONE 0x02 151 #define ZO_FINISH_ZONE 0x02
155 #define ZO_OPEN_ZONE 0x03 152 #define ZO_OPEN_ZONE 0x03
156 #define ZO_RESET_WRITE_POINTER 0x04 153 #define ZO_RESET_WRITE_POINTER 0x04
157 /* values for PR in service action */ <<
158 #define READ_KEYS 0x00 <<
159 #define READ_RESERVATION 0x01 <<
160 #define REPORT_CAPABILITES 0x02 <<
161 #define READ_FULL_STATUS 0x03 <<
162 /* values for variable length command */ 154 /* values for variable length command */
163 #define XDREAD_32 0x03 155 #define XDREAD_32 0x03
164 #define XDWRITE_32 0x04 156 #define XDWRITE_32 0x04
165 #define XPWRITE_32 0x06 157 #define XPWRITE_32 0x06
166 #define XDWRITEREAD_32 0x07 158 #define XDWRITEREAD_32 0x07
167 #define READ_32 0x09 159 #define READ_32 0x09
168 #define VERIFY_32 0x0a 160 #define VERIFY_32 0x0a
169 #define WRITE_32 0x0b 161 #define WRITE_32 0x0b
170 #define WRITE_VERIFY_32 0x0c 162 #define WRITE_VERIFY_32 0x0c
171 #define WRITE_SAME_32 0x0d 163 #define WRITE_SAME_32 0x0d
172 #define ATA_32 0x1ff0 164 #define ATA_32 0x1ff0
173 165
174 /* Values for T10/04-262r7 */ 166 /* Values for T10/04-262r7 */
175 #define ATA_16 0x85 /* 16- 167 #define ATA_16 0x85 /* 16-byte pass-thru */
176 #define ATA_12 0xa1 /* 12- 168 #define ATA_12 0xa1 /* 12-byte pass-thru */
177 169
178 /* Vendor specific CDBs start here */ 170 /* Vendor specific CDBs start here */
179 #define VENDOR_SPECIFIC_CDB 0xc0 171 #define VENDOR_SPECIFIC_CDB 0xc0
180 172
181 /* 173 /*
182 * SCSI command lengths 174 * SCSI command lengths
183 */ 175 */
184 176
185 #define SCSI_MAX_VARLEN_CDB_SIZE 260 177 #define SCSI_MAX_VARLEN_CDB_SIZE 260
186 178
187 /* defined in T10 SCSI Primary Commands-2 (SPC 179 /* defined in T10 SCSI Primary Commands-2 (SPC2) */
188 struct scsi_varlen_cdb_hdr { 180 struct scsi_varlen_cdb_hdr {
189 __u8 opcode; /* opcode always = 181 __u8 opcode; /* opcode always == VARIABLE_LENGTH_CMD */
190 __u8 control; 182 __u8 control;
191 __u8 misc[5]; 183 __u8 misc[5];
192 __u8 additional_cdb_length; /* 184 __u8 additional_cdb_length; /* total cdb length - 8 */
193 __be16 service_action; 185 __be16 service_action;
194 /* service specific data follows */ 186 /* service specific data follows */
195 }; 187 };
196 188
197 /* 189 /*
198 * SCSI Architecture Model (SAM) Status codes 190 * SCSI Architecture Model (SAM) Status codes. Taken from SAM-3 draft
199 * T10/1561-D Revision 4 Draft dated 7th Nove 191 * T10/1561-D Revision 4 Draft dated 7th November 2002.
200 */ 192 */
201 enum sam_status { !! 193 #define SAM_STAT_GOOD 0x00
202 SAM_STAT_GOOD !! 194 #define SAM_STAT_CHECK_CONDITION 0x02
203 SAM_STAT_CHECK_CONDITION !! 195 #define SAM_STAT_CONDITION_MET 0x04
204 SAM_STAT_CONDITION_MET !! 196 #define SAM_STAT_BUSY 0x08
205 SAM_STAT_BUSY !! 197 #define SAM_STAT_INTERMEDIATE 0x10
206 SAM_STAT_INTERMEDIATE !! 198 #define SAM_STAT_INTERMEDIATE_CONDITION_MET 0x14
207 SAM_STAT_INTERMEDIATE_CONDITION_MET !! 199 #define SAM_STAT_RESERVATION_CONFLICT 0x18
208 SAM_STAT_RESERVATION_CONFLICT !! 200 #define SAM_STAT_COMMAND_TERMINATED 0x22 /* obsolete in SAM-3 */
209 SAM_STAT_COMMAND_TERMINATED !! 201 #define SAM_STAT_TASK_SET_FULL 0x28
210 SAM_STAT_TASK_SET_FULL !! 202 #define SAM_STAT_ACA_ACTIVE 0x30
211 SAM_STAT_ACA_ACTIVE !! 203 #define SAM_STAT_TASK_ABORTED 0x40
212 SAM_STAT_TASK_ABORTED !! 204
213 }; !! 205 /*
>> 206 * Status codes. These are deprecated as they are shifted 1 bit right
>> 207 * from those found in the SCSI standards. This causes confusion for
>> 208 * applications that are ported to several OSes. Prefer SAM Status codes
>> 209 * above.
>> 210 */
>> 211
>> 212 #define GOOD 0x00
>> 213 #define CHECK_CONDITION 0x01
>> 214 #define CONDITION_GOOD 0x02
>> 215 #define BUSY 0x04
>> 216 #define INTERMEDIATE_GOOD 0x08
>> 217 #define INTERMEDIATE_C_GOOD 0x0a
>> 218 #define RESERVATION_CONFLICT 0x0c
>> 219 #define COMMAND_TERMINATED 0x11
>> 220 #define QUEUE_FULL 0x14
>> 221 #define ACA_ACTIVE 0x18
>> 222 #define TASK_ABORTED 0x20
214 223
215 #define STATUS_MASK 0xfe !! 224 #define STATUS_MASK 0xfe
216 225
217 /* 226 /*
218 * SENSE KEYS 227 * SENSE KEYS
219 */ 228 */
>> 229
220 #define NO_SENSE 0x00 230 #define NO_SENSE 0x00
221 #define RECOVERED_ERROR 0x01 231 #define RECOVERED_ERROR 0x01
222 #define NOT_READY 0x02 232 #define NOT_READY 0x02
223 #define MEDIUM_ERROR 0x03 233 #define MEDIUM_ERROR 0x03
224 #define HARDWARE_ERROR 0x04 234 #define HARDWARE_ERROR 0x04
225 #define ILLEGAL_REQUEST 0x05 235 #define ILLEGAL_REQUEST 0x05
226 #define UNIT_ATTENTION 0x06 236 #define UNIT_ATTENTION 0x06
227 #define DATA_PROTECT 0x07 237 #define DATA_PROTECT 0x07
228 #define BLANK_CHECK 0x08 238 #define BLANK_CHECK 0x08
229 #define VENDOR_SPECIFIC 0x09 239 #define VENDOR_SPECIFIC 0x09
230 #define COPY_ABORTED 0x0a 240 #define COPY_ABORTED 0x0a
231 #define ABORTED_COMMAND 0x0b 241 #define ABORTED_COMMAND 0x0b
232 #define VOLUME_OVERFLOW 0x0d 242 #define VOLUME_OVERFLOW 0x0d
233 #define MISCOMPARE 0x0e 243 #define MISCOMPARE 0x0e
234 #define COMPLETED 0x0f !! 244
235 245
236 /* 246 /*
237 * DEVICE TYPES 247 * DEVICE TYPES
238 * Please keep them in 0x%02x format for $MOD 248 * Please keep them in 0x%02x format for $MODALIAS to work
239 */ 249 */
240 250
241 #define TYPE_DISK 0x00 251 #define TYPE_DISK 0x00
242 #define TYPE_TAPE 0x01 252 #define TYPE_TAPE 0x01
243 #define TYPE_PRINTER 0x02 253 #define TYPE_PRINTER 0x02
244 #define TYPE_PROCESSOR 0x03 /* HP scan 254 #define TYPE_PROCESSOR 0x03 /* HP scanners use this */
245 #define TYPE_WORM 0x04 /* Treated 255 #define TYPE_WORM 0x04 /* Treated as ROM by our system */
246 #define TYPE_ROM 0x05 256 #define TYPE_ROM 0x05
247 #define TYPE_SCANNER 0x06 257 #define TYPE_SCANNER 0x06
248 #define TYPE_MOD 0x07 /* Magneto 258 #define TYPE_MOD 0x07 /* Magneto-optical disk -
249 * - treat 259 * - treated as TYPE_DISK */
250 #define TYPE_MEDIUM_CHANGER 0x08 260 #define TYPE_MEDIUM_CHANGER 0x08
251 #define TYPE_COMM 0x09 /* Communi 261 #define TYPE_COMM 0x09 /* Communications device */
252 #define TYPE_RAID 0x0c 262 #define TYPE_RAID 0x0c
253 #define TYPE_ENCLOSURE 0x0d /* Enclosu 263 #define TYPE_ENCLOSURE 0x0d /* Enclosure Services Device */
254 #define TYPE_RBC 0x0e 264 #define TYPE_RBC 0x0e
255 #define TYPE_OSD 0x11 265 #define TYPE_OSD 0x11
256 #define TYPE_ZBC 0x14 266 #define TYPE_ZBC 0x14
257 #define TYPE_WLUN 0x1e /* well-kn 267 #define TYPE_WLUN 0x1e /* well-known logical unit */
258 #define TYPE_NO_LUN 0x7f 268 #define TYPE_NO_LUN 0x7f
259 269
260 /* SCSI protocols; these are taken from SPC-3 270 /* SCSI protocols; these are taken from SPC-3 section 7.5 */
261 enum scsi_protocol { 271 enum scsi_protocol {
262 SCSI_PROTOCOL_FCP = 0, /* Fibre Chann 272 SCSI_PROTOCOL_FCP = 0, /* Fibre Channel */
263 SCSI_PROTOCOL_SPI = 1, /* parallel SC 273 SCSI_PROTOCOL_SPI = 1, /* parallel SCSI */
264 SCSI_PROTOCOL_SSA = 2, /* Serial Stor 274 SCSI_PROTOCOL_SSA = 2, /* Serial Storage Architecture - Obsolete */
265 SCSI_PROTOCOL_SBP = 3, /* firewire */ 275 SCSI_PROTOCOL_SBP = 3, /* firewire */
266 SCSI_PROTOCOL_SRP = 4, /* Infiniband 276 SCSI_PROTOCOL_SRP = 4, /* Infiniband RDMA */
267 SCSI_PROTOCOL_ISCSI = 5, 277 SCSI_PROTOCOL_ISCSI = 5,
268 SCSI_PROTOCOL_SAS = 6, 278 SCSI_PROTOCOL_SAS = 6,
269 SCSI_PROTOCOL_ADT = 7, /* Media Chang 279 SCSI_PROTOCOL_ADT = 7, /* Media Changers */
270 SCSI_PROTOCOL_ATA = 8, 280 SCSI_PROTOCOL_ATA = 8,
271 SCSI_PROTOCOL_UNSPEC = 0xf, /* No spec 281 SCSI_PROTOCOL_UNSPEC = 0xf, /* No specific protocol */
272 }; 282 };
273 283
274 /* 284 /*
275 * ScsiLun: 8 byte LUN. 285 * ScsiLun: 8 byte LUN.
276 */ 286 */
277 struct scsi_lun { 287 struct scsi_lun {
278 __u8 scsi_lun[8]; 288 __u8 scsi_lun[8];
279 }; 289 };
280 290
281 /* SBC-5 IO advice hints group descriptor */ <<
282 struct scsi_io_group_descriptor { <<
283 #if defined(__BIG_ENDIAN) <<
284 u8 io_advice_hints_mode: 2; <<
285 u8 reserved1: 3; <<
286 u8 st_enble: 1; <<
287 u8 cs_enble: 1; <<
288 u8 ic_enable: 1; <<
289 #elif defined(__LITTLE_ENDIAN) <<
290 u8 ic_enable: 1; <<
291 u8 cs_enble: 1; <<
292 u8 st_enble: 1; <<
293 u8 reserved1: 3; <<
294 u8 io_advice_hints_mode: 2; <<
295 #else <<
296 #error <<
297 #endif <<
298 u8 reserved2[3]; <<
299 /* Logical block markup descriptor */ <<
300 #if defined(__BIG_ENDIAN) <<
301 u8 acdlu: 1; <<
302 u8 reserved3: 1; <<
303 u8 rlbsr: 2; <<
304 u8 lbm_descriptor_type: 4; <<
305 #elif defined(__LITTLE_ENDIAN) <<
306 u8 lbm_descriptor_type: 4; <<
307 u8 rlbsr: 2; <<
308 u8 reserved3: 1; <<
309 u8 acdlu: 1; <<
310 #else <<
311 #error <<
312 #endif <<
313 u8 params[2]; <<
314 u8 reserved4; <<
315 u8 reserved5[8]; <<
316 }; <<
317 <<
318 static_assert(sizeof(struct scsi_io_group_desc <<
319 <<
320 /* SCSI stream status descriptor */ <<
321 struct scsi_stream_status { <<
322 #if defined(__BIG_ENDIAN) <<
323 u8 perm: 1; <<
324 u8 reserved1: 7; <<
325 #elif defined(__LITTLE_ENDIAN) <<
326 u8 reserved1: 7; <<
327 u8 perm: 1; <<
328 #else <<
329 #error <<
330 #endif <<
331 u8 reserved2; <<
332 __be16 stream_identifier; <<
333 #if defined(__BIG_ENDIAN) <<
334 u8 reserved3: 2; <<
335 u8 rel_lifetime: 6; <<
336 #elif defined(__LITTLE_ENDIAN) <<
337 u8 rel_lifetime: 6; <<
338 u8 reserved3: 2; <<
339 #else <<
340 #error <<
341 #endif <<
342 u8 reserved4[3]; <<
343 }; <<
344 <<
345 static_assert(sizeof(struct scsi_stream_status <<
346 <<
347 /* GET STREAM STATUS parameter data */ <<
348 struct scsi_stream_status_header { <<
349 __be32 len; /* length in bytes of <<
350 u16 reserved; <<
351 __be16 number_of_open_streams; <<
352 DECLARE_FLEX_ARRAY(struct scsi_stream_ <<
353 }; <<
354 <<
355 static_assert(sizeof(struct scsi_stream_status <<
356 <<
357 /* SPC asymmetric access states */ 291 /* SPC asymmetric access states */
358 #define SCSI_ACCESS_STATE_OPTIMAL 0x00 292 #define SCSI_ACCESS_STATE_OPTIMAL 0x00
359 #define SCSI_ACCESS_STATE_ACTIVE 0x01 293 #define SCSI_ACCESS_STATE_ACTIVE 0x01
360 #define SCSI_ACCESS_STATE_STANDBY 0x02 294 #define SCSI_ACCESS_STATE_STANDBY 0x02
361 #define SCSI_ACCESS_STATE_UNAVAILABLE 0x03 295 #define SCSI_ACCESS_STATE_UNAVAILABLE 0x03
362 #define SCSI_ACCESS_STATE_LBA 0x04 296 #define SCSI_ACCESS_STATE_LBA 0x04
363 #define SCSI_ACCESS_STATE_OFFLINE 0x0e 297 #define SCSI_ACCESS_STATE_OFFLINE 0x0e
364 #define SCSI_ACCESS_STATE_TRANSITIONING 0x0f 298 #define SCSI_ACCESS_STATE_TRANSITIONING 0x0f
365 299
366 /* Values for REPORT TARGET GROUP STATES */ 300 /* Values for REPORT TARGET GROUP STATES */
367 #define SCSI_ACCESS_STATE_MASK 0x0f 301 #define SCSI_ACCESS_STATE_MASK 0x0f
368 #define SCSI_ACCESS_STATE_PREFERRED 0x80 302 #define SCSI_ACCESS_STATE_PREFERRED 0x80
369 303
370 /* Reporting options for REPORT ZONES */ 304 /* Reporting options for REPORT ZONES */
371 enum zbc_zone_reporting_options { 305 enum zbc_zone_reporting_options {
372 ZBC_ZONE_REPORTING_OPTION_ALL 306 ZBC_ZONE_REPORTING_OPTION_ALL = 0x00,
373 ZBC_ZONE_REPORTING_OPTION_EMPTY 307 ZBC_ZONE_REPORTING_OPTION_EMPTY = 0x01,
374 ZBC_ZONE_REPORTING_OPTION_IMPLICIT_OPE 308 ZBC_ZONE_REPORTING_OPTION_IMPLICIT_OPEN = 0x02,
375 ZBC_ZONE_REPORTING_OPTION_EXPLICIT_OPE 309 ZBC_ZONE_REPORTING_OPTION_EXPLICIT_OPEN = 0x03,
376 ZBC_ZONE_REPORTING_OPTION_CLOSED 310 ZBC_ZONE_REPORTING_OPTION_CLOSED = 0x04,
377 ZBC_ZONE_REPORTING_OPTION_FULL 311 ZBC_ZONE_REPORTING_OPTION_FULL = 0x05,
378 ZBC_ZONE_REPORTING_OPTION_READONLY 312 ZBC_ZONE_REPORTING_OPTION_READONLY = 0x06,
379 ZBC_ZONE_REPORTING_OPTION_OFFLINE 313 ZBC_ZONE_REPORTING_OPTION_OFFLINE = 0x07,
380 /* 0x08 to 0x0f are reserved */ 314 /* 0x08 to 0x0f are reserved */
381 ZBC_ZONE_REPORTING_OPTION_NEED_RESET_W 315 ZBC_ZONE_REPORTING_OPTION_NEED_RESET_WP = 0x10,
382 ZBC_ZONE_REPORTING_OPTION_NON_SEQWRITE 316 ZBC_ZONE_REPORTING_OPTION_NON_SEQWRITE = 0x11,
383 /* 0x12 to 0x3e are reserved */ 317 /* 0x12 to 0x3e are reserved */
384 ZBC_ZONE_REPORTING_OPTION_NON_WP 318 ZBC_ZONE_REPORTING_OPTION_NON_WP = 0x3f,
385 }; 319 };
386 320
387 #define ZBC_REPORT_ZONE_PARTIAL 0x80 321 #define ZBC_REPORT_ZONE_PARTIAL 0x80
388 322
389 /* Zone types of REPORT ZONES zone descriptors 323 /* Zone types of REPORT ZONES zone descriptors */
390 enum zbc_zone_type { 324 enum zbc_zone_type {
391 ZBC_ZONE_TYPE_CONV = 0x1, 325 ZBC_ZONE_TYPE_CONV = 0x1,
392 ZBC_ZONE_TYPE_SEQWRITE_REQ = 0x2, 326 ZBC_ZONE_TYPE_SEQWRITE_REQ = 0x2,
393 ZBC_ZONE_TYPE_SEQWRITE_PREF = 0x3, 327 ZBC_ZONE_TYPE_SEQWRITE_PREF = 0x3,
394 ZBC_ZONE_TYPE_SEQ_OR_BEFORE_REQ = 0x4, !! 328 /* 0x4 to 0xf are reserved */
395 ZBC_ZONE_TYPE_GAP = 0x5, <<
396 /* 0x6 to 0xf are reserved */ <<
397 }; 329 };
398 330
399 /* Zone conditions of REPORT ZONES zone descri 331 /* Zone conditions of REPORT ZONES zone descriptors */
400 enum zbc_zone_cond { 332 enum zbc_zone_cond {
401 ZBC_ZONE_COND_NO_WP = 0x0, 333 ZBC_ZONE_COND_NO_WP = 0x0,
402 ZBC_ZONE_COND_EMPTY = 0x1, 334 ZBC_ZONE_COND_EMPTY = 0x1,
403 ZBC_ZONE_COND_IMP_OPEN = 0x2, 335 ZBC_ZONE_COND_IMP_OPEN = 0x2,
404 ZBC_ZONE_COND_EXP_OPEN = 0x3, 336 ZBC_ZONE_COND_EXP_OPEN = 0x3,
405 ZBC_ZONE_COND_CLOSED = 0x4, 337 ZBC_ZONE_COND_CLOSED = 0x4,
406 /* 0x5 to 0xc are reserved */ 338 /* 0x5 to 0xc are reserved */
407 ZBC_ZONE_COND_READONLY = 0xd, 339 ZBC_ZONE_COND_READONLY = 0xd,
408 ZBC_ZONE_COND_FULL = 0xe, 340 ZBC_ZONE_COND_FULL = 0xe,
409 ZBC_ZONE_COND_OFFLINE = 0xf, 341 ZBC_ZONE_COND_OFFLINE = 0xf,
410 }; 342 };
411 <<
412 enum zbc_zone_alignment_method { <<
413 ZBC_CONSTANT_ZONE_LENGTH = 0x1, <<
414 ZBC_CONSTANT_ZONE_START_OFFSET = 0x8, <<
415 }; <<
416 <<
417 /* Version descriptor values for INQUIRY */ <<
418 enum scsi_version_descriptor { <<
419 SCSI_VERSION_DESCRIPTOR_FCP4 = 0x0a <<
420 SCSI_VERSION_DESCRIPTOR_ISCSI = 0x09 <<
421 SCSI_VERSION_DESCRIPTOR_SAM5 = 0x00 <<
422 SCSI_VERSION_DESCRIPTOR_SAS3 = 0x0c <<
423 SCSI_VERSION_DESCRIPTOR_SBC3 = 0x04 <<
424 SCSI_VERSION_DESCRIPTOR_SBP3 = 0x09 <<
425 SCSI_VERSION_DESCRIPTOR_SPC4 = 0x04 <<
426 SCSI_VERSION_DESCRIPTOR_SRP = 0x09 <<
427 }; <<
428 <<
429 enum scsi_support_opcode { <<
430 SCSI_SUPPORT_NO_INFO = 0, <<
431 SCSI_SUPPORT_NOT_SUPPORTED = 1, <<
432 SCSI_SUPPORT_FULL = 3, <<
433 SCSI_SUPPORT_VENDOR = 5, <<
434 }; <<
435 <<
436 #define SCSI_CONTROL_MASK 0 <<
437 #define SCSI_GROUP_NUMBER_MASK 0 <<
438 343
439 #endif /* _SCSI_PROTO_H_ */ 344 #endif /* _SCSI_PROTO_H_ */
440 345
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