1 /* SPDX-License-Identifier: GPL-2.0 */ <<
2 /* 1 /*
3 * This header file contains public constants 2 * This header file contains public constants and structures used by
4 * both the SCSI initiator and the SCSI target 3 * both the SCSI initiator and the SCSI target code.
5 * 4 *
6 * For documentation on the OPCODES, MESSAGES, 5 * For documentation on the OPCODES, MESSAGES, and SENSE values,
7 * please consult the SCSI standard. 6 * please consult the SCSI standard.
8 */ 7 */
9 8
10 #ifndef _SCSI_PROTO_H_ 9 #ifndef _SCSI_PROTO_H_
11 #define _SCSI_PROTO_H_ 10 #define _SCSI_PROTO_H_
12 11
13 #include <linux/build_bug.h> <<
14 #include <linux/types.h> 12 #include <linux/types.h>
15 13
16 /* 14 /*
17 * SCSI opcodes 15 * SCSI opcodes
18 */ 16 */
19 17
20 #define TEST_UNIT_READY 0x00 18 #define TEST_UNIT_READY 0x00
21 #define REZERO_UNIT 0x01 19 #define REZERO_UNIT 0x01
22 #define REQUEST_SENSE 0x03 20 #define REQUEST_SENSE 0x03
23 #define FORMAT_UNIT 0x04 21 #define FORMAT_UNIT 0x04
24 #define READ_BLOCK_LIMITS 0x05 22 #define READ_BLOCK_LIMITS 0x05
25 #define REASSIGN_BLOCKS 0x07 23 #define REASSIGN_BLOCKS 0x07
26 #define INITIALIZE_ELEMENT_STATUS 0x07 24 #define INITIALIZE_ELEMENT_STATUS 0x07
27 #define READ_6 0x08 25 #define READ_6 0x08
28 #define WRITE_6 0x0a 26 #define WRITE_6 0x0a
29 #define SEEK_6 0x0b 27 #define SEEK_6 0x0b
30 #define READ_REVERSE 0x0f 28 #define READ_REVERSE 0x0f
31 #define WRITE_FILEMARKS 0x10 29 #define WRITE_FILEMARKS 0x10
32 #define SPACE 0x11 30 #define SPACE 0x11
33 #define INQUIRY 0x12 31 #define INQUIRY 0x12
34 #define RECOVER_BUFFERED_DATA 0x14 32 #define RECOVER_BUFFERED_DATA 0x14
35 #define MODE_SELECT 0x15 33 #define MODE_SELECT 0x15
36 #define RESERVE 0x16 34 #define RESERVE 0x16
37 #define RELEASE 0x17 35 #define RELEASE 0x17
38 #define COPY 0x18 36 #define COPY 0x18
39 #define ERASE 0x19 37 #define ERASE 0x19
40 #define MODE_SENSE 0x1a 38 #define MODE_SENSE 0x1a
41 #define START_STOP 0x1b 39 #define START_STOP 0x1b
42 #define RECEIVE_DIAGNOSTIC 0x1c 40 #define RECEIVE_DIAGNOSTIC 0x1c
43 #define SEND_DIAGNOSTIC 0x1d 41 #define SEND_DIAGNOSTIC 0x1d
44 #define ALLOW_MEDIUM_REMOVAL 0x1e 42 #define ALLOW_MEDIUM_REMOVAL 0x1e
45 43
46 #define READ_FORMAT_CAPACITIES 0x23 44 #define READ_FORMAT_CAPACITIES 0x23
47 #define SET_WINDOW 0x24 45 #define SET_WINDOW 0x24
48 #define READ_CAPACITY 0x25 46 #define READ_CAPACITY 0x25
49 #define READ_10 0x28 47 #define READ_10 0x28
50 #define WRITE_10 0x2a 48 #define WRITE_10 0x2a
51 #define SEEK_10 0x2b 49 #define SEEK_10 0x2b
52 #define POSITION_TO_ELEMENT 0x2b 50 #define POSITION_TO_ELEMENT 0x2b
53 #define WRITE_VERIFY 0x2e 51 #define WRITE_VERIFY 0x2e
54 #define VERIFY 0x2f 52 #define VERIFY 0x2f
55 #define SEARCH_HIGH 0x30 53 #define SEARCH_HIGH 0x30
56 #define SEARCH_EQUAL 0x31 54 #define SEARCH_EQUAL 0x31
57 #define SEARCH_LOW 0x32 55 #define SEARCH_LOW 0x32
58 #define SET_LIMITS 0x33 56 #define SET_LIMITS 0x33
59 #define PRE_FETCH 0x34 57 #define PRE_FETCH 0x34
60 #define READ_POSITION 0x34 58 #define READ_POSITION 0x34
61 #define SYNCHRONIZE_CACHE 0x35 59 #define SYNCHRONIZE_CACHE 0x35
62 #define LOCK_UNLOCK_CACHE 0x36 60 #define LOCK_UNLOCK_CACHE 0x36
63 #define READ_DEFECT_DATA 0x37 61 #define READ_DEFECT_DATA 0x37
64 #define MEDIUM_SCAN 0x38 62 #define MEDIUM_SCAN 0x38
65 #define COMPARE 0x39 63 #define COMPARE 0x39
66 #define COPY_VERIFY 0x3a 64 #define COPY_VERIFY 0x3a
67 #define WRITE_BUFFER 0x3b 65 #define WRITE_BUFFER 0x3b
68 #define READ_BUFFER 0x3c 66 #define READ_BUFFER 0x3c
69 #define UPDATE_BLOCK 0x3d 67 #define UPDATE_BLOCK 0x3d
70 #define READ_LONG 0x3e 68 #define READ_LONG 0x3e
71 #define WRITE_LONG 0x3f 69 #define WRITE_LONG 0x3f
72 #define CHANGE_DEFINITION 0x40 70 #define CHANGE_DEFINITION 0x40
73 #define WRITE_SAME 0x41 71 #define WRITE_SAME 0x41
74 #define UNMAP 0x42 72 #define UNMAP 0x42
75 #define READ_TOC 0x43 73 #define READ_TOC 0x43
76 #define READ_HEADER 0x44 74 #define READ_HEADER 0x44
77 #define GET_EVENT_STATUS_NOTIFICATION 0x4a 75 #define GET_EVENT_STATUS_NOTIFICATION 0x4a
78 #define LOG_SELECT 0x4c 76 #define LOG_SELECT 0x4c
79 #define LOG_SENSE 0x4d 77 #define LOG_SENSE 0x4d
80 #define XDWRITEREAD_10 0x53 78 #define XDWRITEREAD_10 0x53
81 #define MODE_SELECT_10 0x55 79 #define MODE_SELECT_10 0x55
82 #define RESERVE_10 0x56 80 #define RESERVE_10 0x56
83 #define RELEASE_10 0x57 81 #define RELEASE_10 0x57
84 #define MODE_SENSE_10 0x5a 82 #define MODE_SENSE_10 0x5a
85 #define PERSISTENT_RESERVE_IN 0x5e 83 #define PERSISTENT_RESERVE_IN 0x5e
86 #define PERSISTENT_RESERVE_OUT 0x5f 84 #define PERSISTENT_RESERVE_OUT 0x5f
87 #define VARIABLE_LENGTH_CMD 0x7f 85 #define VARIABLE_LENGTH_CMD 0x7f
88 #define REPORT_LUNS 0xa0 86 #define REPORT_LUNS 0xa0
89 #define SECURITY_PROTOCOL_IN 0xa2 87 #define SECURITY_PROTOCOL_IN 0xa2
90 #define MAINTENANCE_IN 0xa3 88 #define MAINTENANCE_IN 0xa3
91 #define MAINTENANCE_OUT 0xa4 89 #define MAINTENANCE_OUT 0xa4
92 #define MOVE_MEDIUM 0xa5 90 #define MOVE_MEDIUM 0xa5
93 #define EXCHANGE_MEDIUM 0xa6 91 #define EXCHANGE_MEDIUM 0xa6
94 #define READ_12 0xa8 92 #define READ_12 0xa8
95 #define SERVICE_ACTION_OUT_12 0xa9 93 #define SERVICE_ACTION_OUT_12 0xa9
96 #define WRITE_12 0xaa 94 #define WRITE_12 0xaa
97 #define READ_MEDIA_SERIAL_NUMBER 0xab /* Obsol 95 #define READ_MEDIA_SERIAL_NUMBER 0xab /* Obsolete with SPC-2 */
98 #define SERVICE_ACTION_IN_12 0xab 96 #define SERVICE_ACTION_IN_12 0xab
99 #define WRITE_VERIFY_12 0xae 97 #define WRITE_VERIFY_12 0xae
100 #define VERIFY_12 0xaf 98 #define VERIFY_12 0xaf
101 #define SEARCH_HIGH_12 0xb0 99 #define SEARCH_HIGH_12 0xb0
102 #define SEARCH_EQUAL_12 0xb1 100 #define SEARCH_EQUAL_12 0xb1
103 #define SEARCH_LOW_12 0xb2 101 #define SEARCH_LOW_12 0xb2
104 #define SECURITY_PROTOCOL_OUT 0xb5 102 #define SECURITY_PROTOCOL_OUT 0xb5
105 #define READ_ELEMENT_STATUS 0xb8 103 #define READ_ELEMENT_STATUS 0xb8
106 #define SEND_VOLUME_TAG 0xb6 104 #define SEND_VOLUME_TAG 0xb6
107 #define WRITE_LONG_2 0xea 105 #define WRITE_LONG_2 0xea
108 #define EXTENDED_COPY 0x83 106 #define EXTENDED_COPY 0x83
109 #define RECEIVE_COPY_RESULTS 0x84 107 #define RECEIVE_COPY_RESULTS 0x84
110 #define ACCESS_CONTROL_IN 0x86 108 #define ACCESS_CONTROL_IN 0x86
111 #define ACCESS_CONTROL_OUT 0x87 109 #define ACCESS_CONTROL_OUT 0x87
112 #define READ_16 0x88 110 #define READ_16 0x88
113 #define COMPARE_AND_WRITE 0x89 111 #define COMPARE_AND_WRITE 0x89
114 #define WRITE_16 0x8a 112 #define WRITE_16 0x8a
115 #define READ_ATTRIBUTE 0x8c 113 #define READ_ATTRIBUTE 0x8c
116 #define WRITE_ATTRIBUTE 0x8d 114 #define WRITE_ATTRIBUTE 0x8d
117 #define WRITE_VERIFY_16 0x8e <<
118 #define VERIFY_16 0x8f 115 #define VERIFY_16 0x8f
119 #define SYNCHRONIZE_CACHE_16 0x91 116 #define SYNCHRONIZE_CACHE_16 0x91
120 #define WRITE_SAME_16 0x93 117 #define WRITE_SAME_16 0x93
121 #define ZBC_OUT 0x94 118 #define ZBC_OUT 0x94
122 #define ZBC_IN 0x95 119 #define ZBC_IN 0x95
123 #define WRITE_ATOMIC_16 0x9c <<
124 #define SERVICE_ACTION_BIDIRECTIONAL 0x9d 120 #define SERVICE_ACTION_BIDIRECTIONAL 0x9d
125 #define SERVICE_ACTION_IN_16 0x9e 121 #define SERVICE_ACTION_IN_16 0x9e
126 #define SERVICE_ACTION_OUT_16 0x9f 122 #define SERVICE_ACTION_OUT_16 0x9f
127 /* values for service action in */ 123 /* values for service action in */
128 #define SAI_READ_CAPACITY_16 0x10 124 #define SAI_READ_CAPACITY_16 0x10
129 #define SAI_GET_LBA_STATUS 0x12 125 #define SAI_GET_LBA_STATUS 0x12
130 #define SAI_REPORT_REFERRALS 0x13 126 #define SAI_REPORT_REFERRALS 0x13
131 #define SAI_GET_STREAM_STATUS 0x16 !! 127 /* values for VARIABLE_LENGTH_CMD service action codes
>> 128 * see spc4r17 Section D.3.5, table D.7 and D.8 */
>> 129 #define VLC_SA_RECEIVE_CREDENTIAL 0x1800
132 /* values for maintenance in */ 130 /* values for maintenance in */
133 #define MI_REPORT_IDENTIFYING_INFORMATION 0x05 131 #define MI_REPORT_IDENTIFYING_INFORMATION 0x05
134 #define MI_REPORT_TARGET_PGS 0x0a 132 #define MI_REPORT_TARGET_PGS 0x0a
135 #define MI_REPORT_ALIASES 0x0b 133 #define MI_REPORT_ALIASES 0x0b
136 #define MI_REPORT_SUPPORTED_OPERATION_CODES 0x 134 #define MI_REPORT_SUPPORTED_OPERATION_CODES 0x0c
137 #define MI_REPORT_SUPPORTED_TASK_MANAGEMENT_FU 135 #define MI_REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS 0x0d
138 #define MI_REPORT_PRIORITY 0x0e 136 #define MI_REPORT_PRIORITY 0x0e
139 #define MI_REPORT_TIMESTAMP 0x0f 137 #define MI_REPORT_TIMESTAMP 0x0f
140 #define MI_MANAGEMENT_PROTOCOL_IN 0x10 138 #define MI_MANAGEMENT_PROTOCOL_IN 0x10
141 /* value for MI_REPORT_TARGET_PGS ext header * 139 /* value for MI_REPORT_TARGET_PGS ext header */
142 #define MI_EXT_HDR_PARAM_FMT 0x20 140 #define MI_EXT_HDR_PARAM_FMT 0x20
143 /* values for maintenance out */ 141 /* values for maintenance out */
144 #define MO_SET_IDENTIFYING_INFORMATION 0x06 142 #define MO_SET_IDENTIFYING_INFORMATION 0x06
145 #define MO_SET_TARGET_PGS 0x0a 143 #define MO_SET_TARGET_PGS 0x0a
146 #define MO_CHANGE_ALIASES 0x0b 144 #define MO_CHANGE_ALIASES 0x0b
147 #define MO_SET_PRIORITY 0x0e 145 #define MO_SET_PRIORITY 0x0e
148 #define MO_SET_TIMESTAMP 0x0f 146 #define MO_SET_TIMESTAMP 0x0f
149 #define MO_MANAGEMENT_PROTOCOL_OUT 0x10 147 #define MO_MANAGEMENT_PROTOCOL_OUT 0x10
150 /* values for ZBC_IN */ 148 /* values for ZBC_IN */
151 #define ZI_REPORT_ZONES 0x00 149 #define ZI_REPORT_ZONES 0x00
152 /* values for ZBC_OUT */ 150 /* values for ZBC_OUT */
153 #define ZO_CLOSE_ZONE 0x01 151 #define ZO_CLOSE_ZONE 0x01
154 #define ZO_FINISH_ZONE 0x02 152 #define ZO_FINISH_ZONE 0x02
155 #define ZO_OPEN_ZONE 0x03 153 #define ZO_OPEN_ZONE 0x03
156 #define ZO_RESET_WRITE_POINTER 0x04 154 #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 */ 155 /* values for variable length command */
163 #define XDREAD_32 0x03 156 #define XDREAD_32 0x03
164 #define XDWRITE_32 0x04 157 #define XDWRITE_32 0x04
165 #define XPWRITE_32 0x06 158 #define XPWRITE_32 0x06
166 #define XDWRITEREAD_32 0x07 159 #define XDWRITEREAD_32 0x07
167 #define READ_32 0x09 160 #define READ_32 0x09
168 #define VERIFY_32 0x0a 161 #define VERIFY_32 0x0a
169 #define WRITE_32 0x0b 162 #define WRITE_32 0x0b
170 #define WRITE_VERIFY_32 0x0c <<
171 #define WRITE_SAME_32 0x0d 163 #define WRITE_SAME_32 0x0d
172 #define ATA_32 0x1ff0 <<
173 164
174 /* Values for T10/04-262r7 */ 165 /* Values for T10/04-262r7 */
175 #define ATA_16 0x85 /* 16- 166 #define ATA_16 0x85 /* 16-byte pass-thru */
176 #define ATA_12 0xa1 /* 12- 167 #define ATA_12 0xa1 /* 12-byte pass-thru */
177 168
178 /* Vendor specific CDBs start here */ 169 /* Vendor specific CDBs start here */
179 #define VENDOR_SPECIFIC_CDB 0xc0 170 #define VENDOR_SPECIFIC_CDB 0xc0
180 171
181 /* 172 /*
182 * SCSI command lengths 173 * SCSI command lengths
183 */ 174 */
184 175
185 #define SCSI_MAX_VARLEN_CDB_SIZE 260 176 #define SCSI_MAX_VARLEN_CDB_SIZE 260
186 177
187 /* defined in T10 SCSI Primary Commands-2 (SPC 178 /* defined in T10 SCSI Primary Commands-2 (SPC2) */
188 struct scsi_varlen_cdb_hdr { 179 struct scsi_varlen_cdb_hdr {
189 __u8 opcode; /* opcode always = 180 __u8 opcode; /* opcode always == VARIABLE_LENGTH_CMD */
190 __u8 control; 181 __u8 control;
191 __u8 misc[5]; 182 __u8 misc[5];
192 __u8 additional_cdb_length; /* 183 __u8 additional_cdb_length; /* total cdb length - 8 */
193 __be16 service_action; 184 __be16 service_action;
194 /* service specific data follows */ 185 /* service specific data follows */
195 }; 186 };
196 187
197 /* 188 /*
198 * SCSI Architecture Model (SAM) Status codes 189 * SCSI Architecture Model (SAM) Status codes. Taken from SAM-3 draft
199 * T10/1561-D Revision 4 Draft dated 7th Nove 190 * T10/1561-D Revision 4 Draft dated 7th November 2002.
200 */ 191 */
201 enum sam_status { !! 192 #define SAM_STAT_GOOD 0x00
202 SAM_STAT_GOOD !! 193 #define SAM_STAT_CHECK_CONDITION 0x02
203 SAM_STAT_CHECK_CONDITION !! 194 #define SAM_STAT_CONDITION_MET 0x04
204 SAM_STAT_CONDITION_MET !! 195 #define SAM_STAT_BUSY 0x08
205 SAM_STAT_BUSY !! 196 #define SAM_STAT_INTERMEDIATE 0x10
206 SAM_STAT_INTERMEDIATE !! 197 #define SAM_STAT_INTERMEDIATE_CONDITION_MET 0x14
207 SAM_STAT_INTERMEDIATE_CONDITION_MET !! 198 #define SAM_STAT_RESERVATION_CONFLICT 0x18
208 SAM_STAT_RESERVATION_CONFLICT !! 199 #define SAM_STAT_COMMAND_TERMINATED 0x22 /* obsolete in SAM-3 */
209 SAM_STAT_COMMAND_TERMINATED !! 200 #define SAM_STAT_TASK_SET_FULL 0x28
210 SAM_STAT_TASK_SET_FULL !! 201 #define SAM_STAT_ACA_ACTIVE 0x30
211 SAM_STAT_ACA_ACTIVE !! 202 #define SAM_STAT_TASK_ABORTED 0x40
212 SAM_STAT_TASK_ABORTED !! 203
213 }; !! 204 /*
>> 205 * Status codes. These are deprecated as they are shifted 1 bit right
>> 206 * from those found in the SCSI standards. This causes confusion for
>> 207 * applications that are ported to several OSes. Prefer SAM Status codes
>> 208 * above.
>> 209 */
214 210
215 #define STATUS_MASK 0xfe !! 211 #define GOOD 0x00
>> 212 #define CHECK_CONDITION 0x01
>> 213 #define CONDITION_GOOD 0x02
>> 214 #define BUSY 0x04
>> 215 #define INTERMEDIATE_GOOD 0x08
>> 216 #define INTERMEDIATE_C_GOOD 0x0a
>> 217 #define RESERVATION_CONFLICT 0x0c
>> 218 #define COMMAND_TERMINATED 0x11
>> 219 #define QUEUE_FULL 0x14
>> 220 #define ACA_ACTIVE 0x18
>> 221 #define TASK_ABORTED 0x20
>> 222
>> 223 #define STATUS_MASK 0xfe
216 224
217 /* 225 /*
218 * SENSE KEYS 226 * SENSE KEYS
219 */ 227 */
>> 228
220 #define NO_SENSE 0x00 229 #define NO_SENSE 0x00
221 #define RECOVERED_ERROR 0x01 230 #define RECOVERED_ERROR 0x01
222 #define NOT_READY 0x02 231 #define NOT_READY 0x02
223 #define MEDIUM_ERROR 0x03 232 #define MEDIUM_ERROR 0x03
224 #define HARDWARE_ERROR 0x04 233 #define HARDWARE_ERROR 0x04
225 #define ILLEGAL_REQUEST 0x05 234 #define ILLEGAL_REQUEST 0x05
226 #define UNIT_ATTENTION 0x06 235 #define UNIT_ATTENTION 0x06
227 #define DATA_PROTECT 0x07 236 #define DATA_PROTECT 0x07
228 #define BLANK_CHECK 0x08 237 #define BLANK_CHECK 0x08
229 #define VENDOR_SPECIFIC 0x09 <<
230 #define COPY_ABORTED 0x0a 238 #define COPY_ABORTED 0x0a
231 #define ABORTED_COMMAND 0x0b 239 #define ABORTED_COMMAND 0x0b
232 #define VOLUME_OVERFLOW 0x0d 240 #define VOLUME_OVERFLOW 0x0d
233 #define MISCOMPARE 0x0e 241 #define MISCOMPARE 0x0e
234 #define COMPLETED 0x0f !! 242
235 243
236 /* 244 /*
237 * DEVICE TYPES 245 * DEVICE TYPES
238 * Please keep them in 0x%02x format for $MOD 246 * Please keep them in 0x%02x format for $MODALIAS to work
239 */ 247 */
240 248
241 #define TYPE_DISK 0x00 249 #define TYPE_DISK 0x00
242 #define TYPE_TAPE 0x01 250 #define TYPE_TAPE 0x01
243 #define TYPE_PRINTER 0x02 251 #define TYPE_PRINTER 0x02
244 #define TYPE_PROCESSOR 0x03 /* HP scan 252 #define TYPE_PROCESSOR 0x03 /* HP scanners use this */
245 #define TYPE_WORM 0x04 /* Treated 253 #define TYPE_WORM 0x04 /* Treated as ROM by our system */
246 #define TYPE_ROM 0x05 254 #define TYPE_ROM 0x05
247 #define TYPE_SCANNER 0x06 255 #define TYPE_SCANNER 0x06
248 #define TYPE_MOD 0x07 /* Magneto 256 #define TYPE_MOD 0x07 /* Magneto-optical disk -
249 * - treat 257 * - treated as TYPE_DISK */
250 #define TYPE_MEDIUM_CHANGER 0x08 258 #define TYPE_MEDIUM_CHANGER 0x08
251 #define TYPE_COMM 0x09 /* Communi 259 #define TYPE_COMM 0x09 /* Communications device */
252 #define TYPE_RAID 0x0c 260 #define TYPE_RAID 0x0c
253 #define TYPE_ENCLOSURE 0x0d /* Enclosu 261 #define TYPE_ENCLOSURE 0x0d /* Enclosure Services Device */
254 #define TYPE_RBC 0x0e 262 #define TYPE_RBC 0x0e
255 #define TYPE_OSD 0x11 263 #define TYPE_OSD 0x11
256 #define TYPE_ZBC 0x14 264 #define TYPE_ZBC 0x14
257 #define TYPE_WLUN 0x1e /* well-kn 265 #define TYPE_WLUN 0x1e /* well-known logical unit */
258 #define TYPE_NO_LUN 0x7f 266 #define TYPE_NO_LUN 0x7f
259 267
260 /* SCSI protocols; these are taken from SPC-3 268 /* SCSI protocols; these are taken from SPC-3 section 7.5 */
261 enum scsi_protocol { 269 enum scsi_protocol {
262 SCSI_PROTOCOL_FCP = 0, /* Fibre Chann 270 SCSI_PROTOCOL_FCP = 0, /* Fibre Channel */
263 SCSI_PROTOCOL_SPI = 1, /* parallel SC 271 SCSI_PROTOCOL_SPI = 1, /* parallel SCSI */
264 SCSI_PROTOCOL_SSA = 2, /* Serial Stor 272 SCSI_PROTOCOL_SSA = 2, /* Serial Storage Architecture - Obsolete */
265 SCSI_PROTOCOL_SBP = 3, /* firewire */ 273 SCSI_PROTOCOL_SBP = 3, /* firewire */
266 SCSI_PROTOCOL_SRP = 4, /* Infiniband 274 SCSI_PROTOCOL_SRP = 4, /* Infiniband RDMA */
267 SCSI_PROTOCOL_ISCSI = 5, 275 SCSI_PROTOCOL_ISCSI = 5,
268 SCSI_PROTOCOL_SAS = 6, 276 SCSI_PROTOCOL_SAS = 6,
269 SCSI_PROTOCOL_ADT = 7, /* Media Chang 277 SCSI_PROTOCOL_ADT = 7, /* Media Changers */
270 SCSI_PROTOCOL_ATA = 8, 278 SCSI_PROTOCOL_ATA = 8,
271 SCSI_PROTOCOL_UNSPEC = 0xf, /* No spec 279 SCSI_PROTOCOL_UNSPEC = 0xf, /* No specific protocol */
272 }; 280 };
273 281
274 /* 282 /*
275 * ScsiLun: 8 byte LUN. 283 * ScsiLun: 8 byte LUN.
276 */ 284 */
277 struct scsi_lun { 285 struct scsi_lun {
278 __u8 scsi_lun[8]; 286 __u8 scsi_lun[8];
279 }; 287 };
280 288
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 */ 289 /* SPC asymmetric access states */
358 #define SCSI_ACCESS_STATE_OPTIMAL 0x00 290 #define SCSI_ACCESS_STATE_OPTIMAL 0x00
359 #define SCSI_ACCESS_STATE_ACTIVE 0x01 291 #define SCSI_ACCESS_STATE_ACTIVE 0x01
360 #define SCSI_ACCESS_STATE_STANDBY 0x02 292 #define SCSI_ACCESS_STATE_STANDBY 0x02
361 #define SCSI_ACCESS_STATE_UNAVAILABLE 0x03 293 #define SCSI_ACCESS_STATE_UNAVAILABLE 0x03
362 #define SCSI_ACCESS_STATE_LBA 0x04 294 #define SCSI_ACCESS_STATE_LBA 0x04
363 #define SCSI_ACCESS_STATE_OFFLINE 0x0e 295 #define SCSI_ACCESS_STATE_OFFLINE 0x0e
364 #define SCSI_ACCESS_STATE_TRANSITIONING 0x0f 296 #define SCSI_ACCESS_STATE_TRANSITIONING 0x0f
365 297
366 /* Values for REPORT TARGET GROUP STATES */ 298 /* Values for REPORT TARGET GROUP STATES */
367 #define SCSI_ACCESS_STATE_MASK 0x0f 299 #define SCSI_ACCESS_STATE_MASK 0x0f
368 #define SCSI_ACCESS_STATE_PREFERRED 0x80 300 #define SCSI_ACCESS_STATE_PREFERRED 0x80
369 <<
370 /* Reporting options for REPORT ZONES */ <<
371 enum zbc_zone_reporting_options { <<
372 ZBC_ZONE_REPORTING_OPTION_ALL <<
373 ZBC_ZONE_REPORTING_OPTION_EMPTY <<
374 ZBC_ZONE_REPORTING_OPTION_IMPLICIT_OPE <<
375 ZBC_ZONE_REPORTING_OPTION_EXPLICIT_OPE <<
376 ZBC_ZONE_REPORTING_OPTION_CLOSED <<
377 ZBC_ZONE_REPORTING_OPTION_FULL <<
378 ZBC_ZONE_REPORTING_OPTION_READONLY <<
379 ZBC_ZONE_REPORTING_OPTION_OFFLINE <<
380 /* 0x08 to 0x0f are reserved */ <<
381 ZBC_ZONE_REPORTING_OPTION_NEED_RESET_W <<
382 ZBC_ZONE_REPORTING_OPTION_NON_SEQWRITE <<
383 /* 0x12 to 0x3e are reserved */ <<
384 ZBC_ZONE_REPORTING_OPTION_NON_WP <<
385 }; <<
386 <<
387 #define ZBC_REPORT_ZONE_PARTIAL 0x80 <<
388 <<
389 /* Zone types of REPORT ZONES zone descriptors <<
390 enum zbc_zone_type { <<
391 ZBC_ZONE_TYPE_CONV = 0x1, <<
392 ZBC_ZONE_TYPE_SEQWRITE_REQ = 0x2, <<
393 ZBC_ZONE_TYPE_SEQWRITE_PREF = 0x3, <<
394 ZBC_ZONE_TYPE_SEQ_OR_BEFORE_REQ = 0x4, <<
395 ZBC_ZONE_TYPE_GAP = 0x5, <<
396 /* 0x6 to 0xf are reserved */ <<
397 }; <<
398 <<
399 /* Zone conditions of REPORT ZONES zone descri <<
400 enum zbc_zone_cond { <<
401 ZBC_ZONE_COND_NO_WP = 0x0, <<
402 ZBC_ZONE_COND_EMPTY = 0x1, <<
403 ZBC_ZONE_COND_IMP_OPEN = 0x2, <<
404 ZBC_ZONE_COND_EXP_OPEN = 0x3, <<
405 ZBC_ZONE_COND_CLOSED = 0x4, <<
406 /* 0x5 to 0xc are reserved */ <<
407 ZBC_ZONE_COND_READONLY = 0xd, <<
408 ZBC_ZONE_COND_FULL = 0xe, <<
409 ZBC_ZONE_COND_OFFLINE = 0xf, <<
410 }; <<
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 <<
438 301
439 #endif /* _SCSI_PROTO_H_ */ 302 #endif /* _SCSI_PROTO_H_ */
440 303
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