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7a9b6b8f | 1 | /* QLogic qed NIC Driver |
e8f1cb50 | 2 | * Copyright (c) 2015-2017 QLogic Corporation |
7a9b6b8f | 3 | * |
e8f1cb50 MY |
4 | * This software is available to you under a choice of one of two |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and /or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
7a9b6b8f YM |
31 | */ |
32 | ||
33 | #ifndef __ISCSI_COMMON__ | |
34 | #define __ISCSI_COMMON__ | |
35 | /**********************/ | |
36 | /* ISCSI FW CONSTANTS */ | |
37 | /**********************/ | |
38 | ||
39 | /* iSCSI HSI constants */ | |
40 | #define ISCSI_DEFAULT_MTU (1500) | |
41 | ||
7a9b6b8f YM |
42 | /* KWQ (kernel work queue) layer codes */ |
43 | #define ISCSI_SLOW_PATH_LAYER_CODE (6) | |
44 | ||
7a9b6b8f YM |
45 | /* iSCSI parameter defaults */ |
46 | #define ISCSI_DEFAULT_HEADER_DIGEST (0) | |
47 | #define ISCSI_DEFAULT_DATA_DIGEST (0) | |
48 | #define ISCSI_DEFAULT_INITIAL_R2T (1) | |
49 | #define ISCSI_DEFAULT_IMMEDIATE_DATA (1) | |
50 | #define ISCSI_DEFAULT_MAX_PDU_LENGTH (0x2000) | |
51 | #define ISCSI_DEFAULT_FIRST_BURST_LENGTH (0x10000) | |
52 | #define ISCSI_DEFAULT_MAX_BURST_LENGTH (0x40000) | |
53 | #define ISCSI_DEFAULT_MAX_OUTSTANDING_R2T (1) | |
54 | ||
55 | /* iSCSI parameter limits */ | |
56 | #define ISCSI_MIN_VAL_MAX_PDU_LENGTH (0x200) | |
57 | #define ISCSI_MAX_VAL_MAX_PDU_LENGTH (0xffffff) | |
58 | #define ISCSI_MIN_VAL_BURST_LENGTH (0x200) | |
59 | #define ISCSI_MAX_VAL_BURST_LENGTH (0xffffff) | |
60 | #define ISCSI_MIN_VAL_MAX_OUTSTANDING_R2T (1) | |
61 | #define ISCSI_MAX_VAL_MAX_OUTSTANDING_R2T (0xff) | |
62 | ||
be086e7c MY |
63 | #define ISCSI_AHS_CNTL_SIZE 4 |
64 | ||
65 | #define ISCSI_WQE_NUM_SGES_SLOWIO (0xf) | |
66 | ||
7a9b6b8f YM |
67 | /* iSCSI reserved params */ |
68 | #define ISCSI_ITT_ALL_ONES (0xffffffff) | |
69 | #define ISCSI_TTT_ALL_ONES (0xffffffff) | |
70 | ||
71 | #define ISCSI_OPTION_1_OFF_CHIP_TCP 1 | |
72 | #define ISCSI_OPTION_2_ON_CHIP_TCP 2 | |
73 | ||
74 | #define ISCSI_INITIATOR_MODE 0 | |
75 | #define ISCSI_TARGET_MODE 1 | |
76 | ||
77 | /* iSCSI request op codes */ | |
78 | #define ISCSI_OPCODE_NOP_OUT_NO_IMM (0) | |
79 | #define ISCSI_OPCODE_NOP_OUT ( \ | |
80 | ISCSI_OPCODE_NOP_OUT_NO_IMM | 0x40) | |
81 | #define ISCSI_OPCODE_SCSI_CMD_NO_IMM (1) | |
82 | #define ISCSI_OPCODE_SCSI_CMD ( \ | |
83 | ISCSI_OPCODE_SCSI_CMD_NO_IMM | 0x40) | |
84 | #define ISCSI_OPCODE_TMF_REQUEST_NO_IMM (2) | |
85 | #define ISCSI_OPCODE_TMF_REQUEST ( \ | |
86 | ISCSI_OPCODE_TMF_REQUEST_NO_IMM | 0x40) | |
87 | #define ISCSI_OPCODE_LOGIN_REQUEST_NO_IMM (3) | |
88 | #define ISCSI_OPCODE_LOGIN_REQUEST ( \ | |
89 | ISCSI_OPCODE_LOGIN_REQUEST_NO_IMM | 0x40) | |
90 | #define ISCSI_OPCODE_TEXT_REQUEST_NO_IMM (4) | |
91 | #define ISCSI_OPCODE_TEXT_REQUEST ( \ | |
92 | ISCSI_OPCODE_TEXT_REQUEST_NO_IMM | 0x40) | |
93 | #define ISCSI_OPCODE_DATA_OUT (5) | |
94 | #define ISCSI_OPCODE_LOGOUT_REQUEST_NO_IMM (6) | |
95 | #define ISCSI_OPCODE_LOGOUT_REQUEST ( \ | |
96 | ISCSI_OPCODE_LOGOUT_REQUEST_NO_IMM | 0x40) | |
97 | ||
98 | /* iSCSI response/messages op codes */ | |
99 | #define ISCSI_OPCODE_NOP_IN (0x20) | |
100 | #define ISCSI_OPCODE_SCSI_RESPONSE (0x21) | |
101 | #define ISCSI_OPCODE_TMF_RESPONSE (0x22) | |
102 | #define ISCSI_OPCODE_LOGIN_RESPONSE (0x23) | |
103 | #define ISCSI_OPCODE_TEXT_RESPONSE (0x24) | |
104 | #define ISCSI_OPCODE_DATA_IN (0x25) | |
105 | #define ISCSI_OPCODE_LOGOUT_RESPONSE (0x26) | |
106 | #define ISCSI_OPCODE_R2T (0x31) | |
107 | #define ISCSI_OPCODE_ASYNC_MSG (0x32) | |
108 | #define ISCSI_OPCODE_REJECT (0x3f) | |
109 | ||
110 | /* iSCSI stages */ | |
111 | #define ISCSI_STAGE_SECURITY_NEGOTIATION (0) | |
112 | #define ISCSI_STAGE_LOGIN_OPERATIONAL_NEGOTIATION (1) | |
113 | #define ISCSI_STAGE_FULL_FEATURE_PHASE (3) | |
114 | ||
115 | /* iSCSI CQE errors */ | |
116 | #define CQE_ERROR_BITMAP_DATA_DIGEST (0x08) | |
117 | #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN (0x10) | |
118 | #define CQE_ERROR_BITMAP_DATA_TRUNCATED (0x20) | |
119 | ||
120 | struct cqe_error_bitmap { | |
121 | u8 cqe_error_status_bits; | |
122 | #define CQE_ERROR_BITMAP_DIF_ERR_BITS_MASK 0x7 | |
123 | #define CQE_ERROR_BITMAP_DIF_ERR_BITS_SHIFT 0 | |
124 | #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_MASK 0x1 | |
125 | #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_SHIFT 3 | |
126 | #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_MASK 0x1 | |
127 | #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_SHIFT 4 | |
128 | #define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_MASK 0x1 | |
129 | #define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_SHIFT 5 | |
130 | #define CQE_ERROR_BITMAP_UNDER_RUN_ERR_MASK 0x1 | |
131 | #define CQE_ERROR_BITMAP_UNDER_RUN_ERR_SHIFT 6 | |
132 | #define CQE_ERROR_BITMAP_RESERVED2_MASK 0x1 | |
133 | #define CQE_ERROR_BITMAP_RESERVED2_SHIFT 7 | |
134 | }; | |
135 | ||
136 | union cqe_error_status { | |
137 | u8 error_status; | |
138 | struct cqe_error_bitmap error_bits; | |
139 | }; | |
140 | ||
141 | struct data_hdr { | |
142 | __le32 data[12]; | |
143 | }; | |
144 | ||
145 | struct iscsi_async_msg_hdr { | |
146 | __le16 reserved0; | |
147 | u8 flags_attr; | |
148 | #define ISCSI_ASYNC_MSG_HDR_RSRV_MASK 0x7F | |
149 | #define ISCSI_ASYNC_MSG_HDR_RSRV_SHIFT 0 | |
150 | #define ISCSI_ASYNC_MSG_HDR_CONST1_MASK 0x1 | |
151 | #define ISCSI_ASYNC_MSG_HDR_CONST1_SHIFT 7 | |
152 | u8 opcode; | |
153 | __le32 hdr_second_dword; | |
154 | #define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
155 | #define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_SHIFT 0 | |
156 | #define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
157 | #define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
158 | struct regpair lun; | |
159 | __le32 all_ones; | |
160 | __le32 reserved1; | |
161 | __le32 stat_sn; | |
162 | __le32 exp_cmd_sn; | |
163 | __le32 max_cmd_sn; | |
164 | __le16 param1_rsrv; | |
165 | u8 async_vcode; | |
166 | u8 async_event; | |
167 | __le16 param3_rsrv; | |
168 | __le16 param2_rsrv; | |
169 | __le32 reserved7; | |
170 | }; | |
171 | ||
7a9b6b8f YM |
172 | struct iscsi_cmd_hdr { |
173 | __le16 reserved1; | |
174 | u8 flags_attr; | |
175 | #define ISCSI_CMD_HDR_ATTR_MASK 0x7 | |
176 | #define ISCSI_CMD_HDR_ATTR_SHIFT 0 | |
177 | #define ISCSI_CMD_HDR_RSRV_MASK 0x3 | |
178 | #define ISCSI_CMD_HDR_RSRV_SHIFT 3 | |
179 | #define ISCSI_CMD_HDR_WRITE_MASK 0x1 | |
180 | #define ISCSI_CMD_HDR_WRITE_SHIFT 5 | |
181 | #define ISCSI_CMD_HDR_READ_MASK 0x1 | |
182 | #define ISCSI_CMD_HDR_READ_SHIFT 6 | |
183 | #define ISCSI_CMD_HDR_FINAL_MASK 0x1 | |
184 | #define ISCSI_CMD_HDR_FINAL_SHIFT 7 | |
185 | u8 opcode; | |
186 | __le32 hdr_second_dword; | |
187 | #define ISCSI_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
188 | #define ISCSI_CMD_HDR_DATA_SEG_LEN_SHIFT 0 | |
189 | #define ISCSI_CMD_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
190 | #define ISCSI_CMD_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
191 | struct regpair lun; | |
192 | __le32 itt; | |
193 | __le32 expected_transfer_length; | |
194 | __le32 cmd_sn; | |
195 | __le32 exp_stat_sn; | |
196 | __le32 cdb[4]; | |
197 | }; | |
198 | ||
199 | struct iscsi_common_hdr { | |
200 | u8 hdr_status; | |
201 | u8 hdr_response; | |
202 | u8 hdr_flags; | |
203 | u8 hdr_first_byte; | |
204 | #define ISCSI_COMMON_HDR_OPCODE_MASK 0x3F | |
205 | #define ISCSI_COMMON_HDR_OPCODE_SHIFT 0 | |
206 | #define ISCSI_COMMON_HDR_IMM_MASK 0x1 | |
207 | #define ISCSI_COMMON_HDR_IMM_SHIFT 6 | |
208 | #define ISCSI_COMMON_HDR_RSRV_MASK 0x1 | |
209 | #define ISCSI_COMMON_HDR_RSRV_SHIFT 7 | |
210 | __le32 hdr_second_dword; | |
211 | #define ISCSI_COMMON_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
212 | #define ISCSI_COMMON_HDR_DATA_SEG_LEN_SHIFT 0 | |
213 | #define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
214 | #define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
be086e7c MY |
215 | struct regpair lun_reserved; |
216 | __le32 itt; | |
217 | __le32 ttt; | |
218 | __le32 cmdstat_sn; | |
219 | __le32 exp_statcmd_sn; | |
220 | __le32 max_cmd_sn; | |
221 | __le32 data[3]; | |
7a9b6b8f YM |
222 | }; |
223 | ||
224 | struct iscsi_conn_offload_params { | |
225 | struct regpair sq_pbl_addr; | |
226 | struct regpair r2tq_pbl_addr; | |
227 | struct regpair xhq_pbl_addr; | |
228 | struct regpair uhq_pbl_addr; | |
229 | __le32 initial_ack; | |
230 | __le16 physical_q0; | |
231 | __le16 physical_q1; | |
232 | u8 flags; | |
233 | #define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_MASK 0x1 | |
234 | #define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_SHIFT 0 | |
235 | #define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_MASK 0x1 | |
236 | #define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_SHIFT 1 | |
be086e7c MY |
237 | #define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_MASK 0x1 |
238 | #define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_SHIFT 2 | |
239 | #define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_MASK 0x1F | |
240 | #define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_SHIFT 3 | |
7a9b6b8f YM |
241 | u8 pbl_page_size_log; |
242 | u8 pbe_page_size_log; | |
243 | u8 default_cq; | |
244 | __le32 stat_sn; | |
245 | }; | |
246 | ||
247 | struct iscsi_slow_path_hdr { | |
248 | u8 op_code; | |
249 | u8 flags; | |
250 | #define ISCSI_SLOW_PATH_HDR_RESERVED0_MASK 0xF | |
251 | #define ISCSI_SLOW_PATH_HDR_RESERVED0_SHIFT 0 | |
252 | #define ISCSI_SLOW_PATH_HDR_LAYER_CODE_MASK 0x7 | |
253 | #define ISCSI_SLOW_PATH_HDR_LAYER_CODE_SHIFT 4 | |
254 | #define ISCSI_SLOW_PATH_HDR_RESERVED1_MASK 0x1 | |
255 | #define ISCSI_SLOW_PATH_HDR_RESERVED1_SHIFT 7 | |
256 | }; | |
257 | ||
258 | struct iscsi_conn_update_ramrod_params { | |
259 | struct iscsi_slow_path_hdr hdr; | |
260 | __le16 conn_id; | |
261 | __le32 fw_cid; | |
262 | u8 flags; | |
263 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_MASK 0x1 | |
264 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_SHIFT 0 | |
265 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_MASK 0x1 | |
266 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_SHIFT 1 | |
267 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_MASK 0x1 | |
268 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_SHIFT 2 | |
269 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_MASK 0x1 | |
270 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_SHIFT 3 | |
be086e7c MY |
271 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_MASK 0x1 |
272 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_SHIFT 4 | |
273 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_MASK 0x1 | |
274 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_SHIFT 5 | |
275 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_MASK 0x3 | |
276 | #define ISCSI_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_SHIFT 6 | |
7a9b6b8f YM |
277 | u8 reserved0[3]; |
278 | __le32 max_seq_size; | |
279 | __le32 max_send_pdu_length; | |
280 | __le32 max_recv_pdu_length; | |
281 | __le32 first_seq_length; | |
282 | __le32 exp_stat_sn; | |
283 | }; | |
284 | ||
285 | struct iscsi_ext_cdb_cmd_hdr { | |
286 | __le16 reserved1; | |
287 | u8 flags_attr; | |
288 | #define ISCSI_EXT_CDB_CMD_HDR_ATTR_MASK 0x7 | |
289 | #define ISCSI_EXT_CDB_CMD_HDR_ATTR_SHIFT 0 | |
290 | #define ISCSI_EXT_CDB_CMD_HDR_RSRV_MASK 0x3 | |
291 | #define ISCSI_EXT_CDB_CMD_HDR_RSRV_SHIFT 3 | |
292 | #define ISCSI_EXT_CDB_CMD_HDR_WRITE_MASK 0x1 | |
293 | #define ISCSI_EXT_CDB_CMD_HDR_WRITE_SHIFT 5 | |
294 | #define ISCSI_EXT_CDB_CMD_HDR_READ_MASK 0x1 | |
295 | #define ISCSI_EXT_CDB_CMD_HDR_READ_SHIFT 6 | |
296 | #define ISCSI_EXT_CDB_CMD_HDR_FINAL_MASK 0x1 | |
297 | #define ISCSI_EXT_CDB_CMD_HDR_FINAL_SHIFT 7 | |
298 | u8 opcode; | |
299 | __le32 hdr_second_dword; | |
300 | #define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
301 | #define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_SHIFT 0 | |
302 | #define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_MASK 0xFF | |
303 | #define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_SHIFT 24 | |
304 | struct regpair lun; | |
305 | __le32 itt; | |
306 | __le32 expected_transfer_length; | |
307 | __le32 cmd_sn; | |
308 | __le32 exp_stat_sn; | |
be086e7c | 309 | struct scsi_sge cdb_sge; |
7a9b6b8f YM |
310 | }; |
311 | ||
312 | struct iscsi_login_req_hdr { | |
313 | u8 version_min; | |
314 | u8 version_max; | |
315 | u8 flags_attr; | |
316 | #define ISCSI_LOGIN_REQ_HDR_NSG_MASK 0x3 | |
317 | #define ISCSI_LOGIN_REQ_HDR_NSG_SHIFT 0 | |
318 | #define ISCSI_LOGIN_REQ_HDR_CSG_MASK 0x3 | |
319 | #define ISCSI_LOGIN_REQ_HDR_CSG_SHIFT 2 | |
320 | #define ISCSI_LOGIN_REQ_HDR_RSRV_MASK 0x3 | |
321 | #define ISCSI_LOGIN_REQ_HDR_RSRV_SHIFT 4 | |
322 | #define ISCSI_LOGIN_REQ_HDR_C_MASK 0x1 | |
323 | #define ISCSI_LOGIN_REQ_HDR_C_SHIFT 6 | |
324 | #define ISCSI_LOGIN_REQ_HDR_T_MASK 0x1 | |
325 | #define ISCSI_LOGIN_REQ_HDR_T_SHIFT 7 | |
326 | u8 opcode; | |
327 | __le32 hdr_second_dword; | |
328 | #define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
329 | #define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_SHIFT 0 | |
330 | #define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
331 | #define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
05fafbfb | 332 | __le32 isid_tabc; |
7a9b6b8f YM |
333 | __le16 tsih; |
334 | __le16 isid_d; | |
335 | __le32 itt; | |
336 | __le16 reserved1; | |
337 | __le16 cid; | |
338 | __le32 cmd_sn; | |
339 | __le32 exp_stat_sn; | |
340 | __le32 reserved2[4]; | |
341 | }; | |
342 | ||
343 | struct iscsi_logout_req_hdr { | |
344 | __le16 reserved0; | |
345 | u8 reason_code; | |
346 | u8 opcode; | |
347 | __le32 reserved1; | |
348 | __le32 reserved2[2]; | |
349 | __le32 itt; | |
350 | __le16 reserved3; | |
351 | __le16 cid; | |
352 | __le32 cmd_sn; | |
353 | __le32 exp_stat_sn; | |
354 | __le32 reserved4[4]; | |
355 | }; | |
356 | ||
357 | struct iscsi_data_out_hdr { | |
358 | __le16 reserved1; | |
359 | u8 flags_attr; | |
360 | #define ISCSI_DATA_OUT_HDR_RSRV_MASK 0x7F | |
361 | #define ISCSI_DATA_OUT_HDR_RSRV_SHIFT 0 | |
362 | #define ISCSI_DATA_OUT_HDR_FINAL_MASK 0x1 | |
363 | #define ISCSI_DATA_OUT_HDR_FINAL_SHIFT 7 | |
364 | u8 opcode; | |
365 | __le32 reserved2; | |
366 | struct regpair lun; | |
367 | __le32 itt; | |
368 | __le32 ttt; | |
369 | __le32 reserved3; | |
370 | __le32 exp_stat_sn; | |
371 | __le32 reserved4; | |
372 | __le32 data_sn; | |
373 | __le32 buffer_offset; | |
374 | __le32 reserved5; | |
375 | }; | |
376 | ||
377 | struct iscsi_data_in_hdr { | |
378 | u8 status_rsvd; | |
379 | u8 reserved1; | |
380 | u8 flags; | |
381 | #define ISCSI_DATA_IN_HDR_STATUS_MASK 0x1 | |
382 | #define ISCSI_DATA_IN_HDR_STATUS_SHIFT 0 | |
383 | #define ISCSI_DATA_IN_HDR_UNDERFLOW_MASK 0x1 | |
384 | #define ISCSI_DATA_IN_HDR_UNDERFLOW_SHIFT 1 | |
385 | #define ISCSI_DATA_IN_HDR_OVERFLOW_MASK 0x1 | |
386 | #define ISCSI_DATA_IN_HDR_OVERFLOW_SHIFT 2 | |
387 | #define ISCSI_DATA_IN_HDR_RSRV_MASK 0x7 | |
388 | #define ISCSI_DATA_IN_HDR_RSRV_SHIFT 3 | |
389 | #define ISCSI_DATA_IN_HDR_ACK_MASK 0x1 | |
390 | #define ISCSI_DATA_IN_HDR_ACK_SHIFT 6 | |
391 | #define ISCSI_DATA_IN_HDR_FINAL_MASK 0x1 | |
392 | #define ISCSI_DATA_IN_HDR_FINAL_SHIFT 7 | |
393 | u8 opcode; | |
394 | __le32 reserved2; | |
395 | struct regpair lun; | |
396 | __le32 itt; | |
397 | __le32 ttt; | |
398 | __le32 stat_sn; | |
399 | __le32 exp_cmd_sn; | |
400 | __le32 max_cmd_sn; | |
401 | __le32 data_sn; | |
402 | __le32 buffer_offset; | |
403 | __le32 residual_count; | |
404 | }; | |
405 | ||
406 | struct iscsi_r2t_hdr { | |
407 | u8 reserved0[3]; | |
408 | u8 opcode; | |
409 | __le32 reserved2; | |
410 | struct regpair lun; | |
411 | __le32 itt; | |
412 | __le32 ttt; | |
413 | __le32 stat_sn; | |
414 | __le32 exp_cmd_sn; | |
415 | __le32 max_cmd_sn; | |
416 | __le32 r2t_sn; | |
417 | __le32 buffer_offset; | |
418 | __le32 desired_data_trns_len; | |
419 | }; | |
420 | ||
421 | struct iscsi_nop_out_hdr { | |
422 | __le16 reserved1; | |
423 | u8 flags_attr; | |
424 | #define ISCSI_NOP_OUT_HDR_RSRV_MASK 0x7F | |
425 | #define ISCSI_NOP_OUT_HDR_RSRV_SHIFT 0 | |
426 | #define ISCSI_NOP_OUT_HDR_CONST1_MASK 0x1 | |
427 | #define ISCSI_NOP_OUT_HDR_CONST1_SHIFT 7 | |
428 | u8 opcode; | |
429 | __le32 reserved2; | |
430 | struct regpair lun; | |
431 | __le32 itt; | |
432 | __le32 ttt; | |
433 | __le32 cmd_sn; | |
434 | __le32 exp_stat_sn; | |
435 | __le32 reserved3; | |
436 | __le32 reserved4; | |
437 | __le32 reserved5; | |
438 | __le32 reserved6; | |
439 | }; | |
440 | ||
441 | struct iscsi_nop_in_hdr { | |
442 | __le16 reserved0; | |
443 | u8 flags_attr; | |
444 | #define ISCSI_NOP_IN_HDR_RSRV_MASK 0x7F | |
445 | #define ISCSI_NOP_IN_HDR_RSRV_SHIFT 0 | |
446 | #define ISCSI_NOP_IN_HDR_CONST1_MASK 0x1 | |
447 | #define ISCSI_NOP_IN_HDR_CONST1_SHIFT 7 | |
448 | u8 opcode; | |
449 | __le32 hdr_second_dword; | |
450 | #define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
451 | #define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_SHIFT 0 | |
452 | #define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
453 | #define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
454 | struct regpair lun; | |
455 | __le32 itt; | |
456 | __le32 ttt; | |
457 | __le32 stat_sn; | |
458 | __le32 exp_cmd_sn; | |
459 | __le32 max_cmd_sn; | |
460 | __le32 reserved5; | |
461 | __le32 reserved6; | |
462 | __le32 reserved7; | |
463 | }; | |
464 | ||
465 | struct iscsi_login_response_hdr { | |
466 | u8 version_active; | |
467 | u8 version_max; | |
468 | u8 flags_attr; | |
469 | #define ISCSI_LOGIN_RESPONSE_HDR_NSG_MASK 0x3 | |
470 | #define ISCSI_LOGIN_RESPONSE_HDR_NSG_SHIFT 0 | |
471 | #define ISCSI_LOGIN_RESPONSE_HDR_CSG_MASK 0x3 | |
472 | #define ISCSI_LOGIN_RESPONSE_HDR_CSG_SHIFT 2 | |
473 | #define ISCSI_LOGIN_RESPONSE_HDR_RSRV_MASK 0x3 | |
474 | #define ISCSI_LOGIN_RESPONSE_HDR_RSRV_SHIFT 4 | |
475 | #define ISCSI_LOGIN_RESPONSE_HDR_C_MASK 0x1 | |
476 | #define ISCSI_LOGIN_RESPONSE_HDR_C_SHIFT 6 | |
477 | #define ISCSI_LOGIN_RESPONSE_HDR_T_MASK 0x1 | |
478 | #define ISCSI_LOGIN_RESPONSE_HDR_T_SHIFT 7 | |
479 | u8 opcode; | |
480 | __le32 hdr_second_dword; | |
481 | #define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
482 | #define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0 | |
483 | #define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
484 | #define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
05fafbfb | 485 | __le32 isid_tabc; |
7a9b6b8f YM |
486 | __le16 tsih; |
487 | __le16 isid_d; | |
488 | __le32 itt; | |
489 | __le32 reserved1; | |
490 | __le32 stat_sn; | |
491 | __le32 exp_cmd_sn; | |
492 | __le32 max_cmd_sn; | |
493 | __le16 reserved2; | |
494 | u8 status_detail; | |
495 | u8 status_class; | |
496 | __le32 reserved4[2]; | |
497 | }; | |
498 | ||
499 | struct iscsi_logout_response_hdr { | |
500 | u8 reserved1; | |
501 | u8 response; | |
502 | u8 flags; | |
503 | u8 opcode; | |
504 | __le32 hdr_second_dword; | |
505 | #define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
506 | #define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0 | |
507 | #define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
508 | #define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
509 | __le32 reserved2[2]; | |
510 | __le32 itt; | |
511 | __le32 reserved3; | |
512 | __le32 stat_sn; | |
513 | __le32 exp_cmd_sn; | |
514 | __le32 max_cmd_sn; | |
515 | __le32 reserved4; | |
be086e7c MY |
516 | __le16 time_2_retain; |
517 | __le16 time_2_wait; | |
7a9b6b8f YM |
518 | __le32 reserved5[1]; |
519 | }; | |
520 | ||
521 | struct iscsi_text_request_hdr { | |
522 | __le16 reserved0; | |
523 | u8 flags_attr; | |
524 | #define ISCSI_TEXT_REQUEST_HDR_RSRV_MASK 0x3F | |
525 | #define ISCSI_TEXT_REQUEST_HDR_RSRV_SHIFT 0 | |
526 | #define ISCSI_TEXT_REQUEST_HDR_C_MASK 0x1 | |
527 | #define ISCSI_TEXT_REQUEST_HDR_C_SHIFT 6 | |
528 | #define ISCSI_TEXT_REQUEST_HDR_F_MASK 0x1 | |
529 | #define ISCSI_TEXT_REQUEST_HDR_F_SHIFT 7 | |
530 | u8 opcode; | |
531 | __le32 hdr_second_dword; | |
532 | #define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
533 | #define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0 | |
534 | #define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
535 | #define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
536 | struct regpair lun; | |
537 | __le32 itt; | |
538 | __le32 ttt; | |
539 | __le32 cmd_sn; | |
540 | __le32 exp_stat_sn; | |
541 | __le32 reserved4[4]; | |
542 | }; | |
543 | ||
544 | struct iscsi_text_response_hdr { | |
545 | __le16 reserved1; | |
546 | u8 flags; | |
547 | #define ISCSI_TEXT_RESPONSE_HDR_RSRV_MASK 0x3F | |
548 | #define ISCSI_TEXT_RESPONSE_HDR_RSRV_SHIFT 0 | |
549 | #define ISCSI_TEXT_RESPONSE_HDR_C_MASK 0x1 | |
550 | #define ISCSI_TEXT_RESPONSE_HDR_C_SHIFT 6 | |
551 | #define ISCSI_TEXT_RESPONSE_HDR_F_MASK 0x1 | |
552 | #define ISCSI_TEXT_RESPONSE_HDR_F_SHIFT 7 | |
553 | u8 opcode; | |
554 | __le32 hdr_second_dword; | |
555 | #define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
556 | #define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0 | |
557 | #define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
558 | #define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
559 | struct regpair lun; | |
560 | __le32 itt; | |
561 | __le32 ttt; | |
562 | __le32 stat_sn; | |
563 | __le32 exp_cmd_sn; | |
564 | __le32 max_cmd_sn; | |
565 | __le32 reserved4[3]; | |
566 | }; | |
567 | ||
568 | struct iscsi_tmf_request_hdr { | |
569 | __le16 reserved0; | |
570 | u8 function; | |
571 | u8 opcode; | |
572 | __le32 hdr_second_dword; | |
573 | #define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
574 | #define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0 | |
575 | #define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
576 | #define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
577 | struct regpair lun; | |
578 | __le32 itt; | |
579 | __le32 rtt; | |
580 | __le32 cmd_sn; | |
581 | __le32 exp_stat_sn; | |
582 | __le32 ref_cmd_sn; | |
583 | __le32 exp_data_sn; | |
584 | __le32 reserved4[2]; | |
585 | }; | |
586 | ||
587 | struct iscsi_tmf_response_hdr { | |
588 | u8 reserved2; | |
589 | u8 hdr_response; | |
590 | u8 hdr_flags; | |
591 | u8 opcode; | |
592 | __le32 hdr_second_dword; | |
593 | #define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
594 | #define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0 | |
595 | #define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
596 | #define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
597 | struct regpair reserved0; | |
598 | __le32 itt; | |
be086e7c | 599 | __le32 reserved1; |
7a9b6b8f YM |
600 | __le32 stat_sn; |
601 | __le32 exp_cmd_sn; | |
602 | __le32 max_cmd_sn; | |
603 | __le32 reserved4[3]; | |
604 | }; | |
605 | ||
606 | struct iscsi_response_hdr { | |
607 | u8 hdr_status; | |
608 | u8 hdr_response; | |
609 | u8 hdr_flags; | |
610 | u8 opcode; | |
611 | __le32 hdr_second_dword; | |
612 | #define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
613 | #define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0 | |
614 | #define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
615 | #define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
616 | struct regpair lun; | |
617 | __le32 itt; | |
618 | __le32 snack_tag; | |
619 | __le32 stat_sn; | |
620 | __le32 exp_cmd_sn; | |
621 | __le32 max_cmd_sn; | |
622 | __le32 exp_data_sn; | |
623 | __le32 bi_residual_count; | |
624 | __le32 residual_count; | |
625 | }; | |
626 | ||
627 | struct iscsi_reject_hdr { | |
628 | u8 reserved4; | |
629 | u8 hdr_reason; | |
630 | u8 hdr_flags; | |
631 | u8 opcode; | |
632 | __le32 hdr_second_dword; | |
633 | #define ISCSI_REJECT_HDR_DATA_SEG_LEN_MASK 0xFFFFFF | |
634 | #define ISCSI_REJECT_HDR_DATA_SEG_LEN_SHIFT 0 | |
635 | #define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_MASK 0xFF | |
636 | #define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_SHIFT 24 | |
637 | struct regpair reserved0; | |
be086e7c | 638 | __le32 all_ones; |
7a9b6b8f YM |
639 | __le32 reserved2; |
640 | __le32 stat_sn; | |
641 | __le32 exp_cmd_sn; | |
642 | __le32 max_cmd_sn; | |
643 | __le32 data_sn; | |
644 | __le32 reserved3[2]; | |
645 | }; | |
646 | ||
647 | union iscsi_task_hdr { | |
648 | struct iscsi_common_hdr common; | |
649 | struct data_hdr data; | |
650 | struct iscsi_cmd_hdr cmd; | |
651 | struct iscsi_ext_cdb_cmd_hdr ext_cdb_cmd; | |
652 | struct iscsi_login_req_hdr login_req; | |
653 | struct iscsi_logout_req_hdr logout_req; | |
654 | struct iscsi_data_out_hdr data_out; | |
655 | struct iscsi_data_in_hdr data_in; | |
656 | struct iscsi_r2t_hdr r2t; | |
657 | struct iscsi_nop_out_hdr nop_out; | |
658 | struct iscsi_nop_in_hdr nop_in; | |
659 | struct iscsi_login_response_hdr login_response; | |
660 | struct iscsi_logout_response_hdr logout_response; | |
661 | struct iscsi_text_request_hdr text_request; | |
662 | struct iscsi_text_response_hdr text_response; | |
663 | struct iscsi_tmf_request_hdr tmf_request; | |
664 | struct iscsi_tmf_response_hdr tmf_response; | |
665 | struct iscsi_response_hdr response; | |
666 | struct iscsi_reject_hdr reject; | |
667 | struct iscsi_async_msg_hdr async_msg; | |
668 | }; | |
669 | ||
670 | struct iscsi_cqe_common { | |
671 | __le16 conn_id; | |
672 | u8 cqe_type; | |
673 | union cqe_error_status error_bitmap; | |
674 | __le32 reserved[3]; | |
675 | union iscsi_task_hdr iscsi_hdr; | |
676 | }; | |
677 | ||
678 | struct iscsi_cqe_solicited { | |
679 | __le16 conn_id; | |
680 | u8 cqe_type; | |
681 | union cqe_error_status error_bitmap; | |
682 | __le16 itid; | |
683 | u8 task_type; | |
684 | u8 fw_dbg_field; | |
be086e7c MY |
685 | u8 caused_conn_err; |
686 | u8 reserved0[3]; | |
687 | __le32 reserved1[1]; | |
7a9b6b8f YM |
688 | union iscsi_task_hdr iscsi_hdr; |
689 | }; | |
690 | ||
691 | struct iscsi_cqe_unsolicited { | |
692 | __le16 conn_id; | |
693 | u8 cqe_type; | |
694 | union cqe_error_status error_bitmap; | |
695 | __le16 reserved0; | |
696 | u8 reserved1; | |
697 | u8 unsol_cqe_type; | |
698 | struct regpair rqe_opaque; | |
699 | union iscsi_task_hdr iscsi_hdr; | |
700 | }; | |
701 | ||
702 | union iscsi_cqe { | |
703 | struct iscsi_cqe_common cqe_common; | |
704 | struct iscsi_cqe_solicited cqe_solicited; | |
705 | struct iscsi_cqe_unsolicited cqe_unsolicited; | |
706 | }; | |
707 | ||
708 | enum iscsi_cqes_type { | |
709 | ISCSI_CQE_TYPE_SOLICITED = 1, | |
710 | ISCSI_CQE_TYPE_UNSOLICITED, | |
05fafbfb | 711 | ISCSI_CQE_TYPE_SOLICITED_WITH_SENSE, |
7a9b6b8f YM |
712 | ISCSI_CQE_TYPE_TASK_CLEANUP, |
713 | ISCSI_CQE_TYPE_DUMMY, | |
714 | MAX_ISCSI_CQES_TYPE | |
715 | }; | |
716 | ||
717 | enum iscsi_cqe_unsolicited_type { | |
718 | ISCSI_CQE_UNSOLICITED_NONE, | |
719 | ISCSI_CQE_UNSOLICITED_SINGLE, | |
720 | ISCSI_CQE_UNSOLICITED_FIRST, | |
721 | ISCSI_CQE_UNSOLICITED_MIDDLE, | |
722 | ISCSI_CQE_UNSOLICITED_LAST, | |
723 | MAX_ISCSI_CQE_UNSOLICITED_TYPE | |
724 | }; | |
725 | ||
7a9b6b8f YM |
726 | |
727 | struct iscsi_debug_modes { | |
728 | u8 flags; | |
729 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_MASK 0x1 | |
730 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_SHIFT 0 | |
731 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_MASK 0x1 | |
732 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_SHIFT 1 | |
733 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_MASK 0x1 | |
734 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_SHIFT 2 | |
735 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_MASK 0x1 | |
736 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_SHIFT 3 | |
737 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_MASK 0x1 | |
738 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_SHIFT 4 | |
739 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_MASK 0x1 | |
740 | #define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_SHIFT 5 | |
be086e7c MY |
741 | #define ISCSI_DEBUG_MODES_ASSERT_IF_DATA_DIGEST_ERROR_MASK 0x1 |
742 | #define ISCSI_DEBUG_MODES_ASSERT_IF_DATA_DIGEST_ERROR_SHIFT 6 | |
743 | #define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_ERROR_MASK 0x1 | |
744 | #define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_ERROR_SHIFT 7 | |
7a9b6b8f YM |
745 | }; |
746 | ||
747 | struct iscsi_dif_flags { | |
748 | u8 flags; | |
749 | #define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_MASK 0xF | |
750 | #define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_SHIFT 0 | |
751 | #define ISCSI_DIF_FLAGS_DIF_TO_PEER_MASK 0x1 | |
752 | #define ISCSI_DIF_FLAGS_DIF_TO_PEER_SHIFT 4 | |
753 | #define ISCSI_DIF_FLAGS_HOST_INTERFACE_MASK 0x7 | |
754 | #define ISCSI_DIF_FLAGS_HOST_INTERFACE_SHIFT 5 | |
755 | }; | |
756 | ||
757 | enum iscsi_eqe_opcode { | |
758 | ISCSI_EVENT_TYPE_INIT_FUNC = 0, | |
759 | ISCSI_EVENT_TYPE_DESTROY_FUNC, | |
760 | ISCSI_EVENT_TYPE_OFFLOAD_CONN, | |
761 | ISCSI_EVENT_TYPE_UPDATE_CONN, | |
762 | ISCSI_EVENT_TYPE_CLEAR_SQ, | |
763 | ISCSI_EVENT_TYPE_TERMINATE_CONN, | |
05fafbfb | 764 | ISCSI_EVENT_TYPE_MAC_UPDATE_CONN, |
7a9b6b8f YM |
765 | ISCSI_EVENT_TYPE_ASYN_CONNECT_COMPLETE, |
766 | ISCSI_EVENT_TYPE_ASYN_TERMINATE_DONE, | |
7a9b6b8f YM |
767 | RESERVED9, |
768 | ISCSI_EVENT_TYPE_START_OF_ERROR_TYPES = 10, | |
769 | ISCSI_EVENT_TYPE_ASYN_ABORT_RCVD, | |
770 | ISCSI_EVENT_TYPE_ASYN_CLOSE_RCVD, | |
771 | ISCSI_EVENT_TYPE_ASYN_SYN_RCVD, | |
772 | ISCSI_EVENT_TYPE_ASYN_MAX_RT_TIME, | |
773 | ISCSI_EVENT_TYPE_ASYN_MAX_RT_CNT, | |
774 | ISCSI_EVENT_TYPE_ASYN_MAX_KA_PROBES_CNT, | |
775 | ISCSI_EVENT_TYPE_ASYN_FIN_WAIT2, | |
776 | ISCSI_EVENT_TYPE_ISCSI_CONN_ERROR, | |
777 | ISCSI_EVENT_TYPE_TCP_CONN_ERROR, | |
7a9b6b8f YM |
778 | MAX_ISCSI_EQE_OPCODE |
779 | }; | |
780 | ||
781 | enum iscsi_error_types { | |
782 | ISCSI_STATUS_NONE = 0, | |
783 | ISCSI_CQE_ERROR_UNSOLICITED_RCV_ON_INVALID_CONN = 1, | |
784 | ISCSI_CONN_ERROR_TASK_CID_MISMATCH, | |
785 | ISCSI_CONN_ERROR_TASK_NOT_VALID, | |
786 | ISCSI_CONN_ERROR_RQ_RING_IS_FULL, | |
787 | ISCSI_CONN_ERROR_CMDQ_RING_IS_FULL, | |
788 | ISCSI_CONN_ERROR_HQE_CACHING_FAILED, | |
789 | ISCSI_CONN_ERROR_HEADER_DIGEST_ERROR, | |
790 | ISCSI_CONN_ERROR_LOCAL_COMPLETION_ERROR, | |
791 | ISCSI_CONN_ERROR_DATA_OVERRUN, | |
792 | ISCSI_CONN_ERROR_OUT_OF_SGES_ERROR, | |
793 | ISCSI_CONN_ERROR_TCP_SEG_PROC_URG_ERROR, | |
794 | ISCSI_CONN_ERROR_TCP_SEG_PROC_IP_OPTIONS_ERROR, | |
795 | ISCSI_CONN_ERROR_TCP_SEG_PROC_CONNECT_INVALID_WS_OPTION, | |
796 | ISCSI_CONN_ERROR_TCP_IP_FRAGMENT_ERROR, | |
797 | ISCSI_CONN_ERROR_PROTOCOL_ERR_AHS_LEN, | |
798 | ISCSI_CONN_ERROR_PROTOCOL_ERR_AHS_TYPE, | |
799 | ISCSI_CONN_ERROR_PROTOCOL_ERR_ITT_OUT_OF_RANGE, | |
800 | ISCSI_CONN_ERROR_PROTOCOL_ERR_TTT_OUT_OF_RANGE, | |
801 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SEG_LEN_EXCEEDS_PDU_SIZE, | |
802 | ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_OPCODE, | |
803 | ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_OPCODE_BEFORE_UPDATE, | |
804 | ISCSI_CONN_ERROR_UNVALID_NOPIN_DSL, | |
805 | ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_CARRIES_NO_DATA, | |
806 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SN, | |
807 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_IN_TTT, | |
808 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_OUT_ITT, | |
809 | ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_TTT, | |
810 | ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_BUFFER_OFFSET, | |
811 | ISCSI_CONN_ERROR_PROTOCOL_ERR_BUFFER_OFFSET_OOO, | |
812 | ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_SN, | |
813 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_0, | |
814 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_1, | |
815 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_2, | |
816 | ISCSI_CONN_ERROR_PROTOCOL_ERR_LUN, | |
817 | ISCSI_CONN_ERROR_PROTOCOL_ERR_F_BIT_ZERO, | |
818 | ISCSI_CONN_ERROR_PROTOCOL_ERR_F_BIT_ZERO_S_BIT_ONE, | |
819 | ISCSI_CONN_ERROR_PROTOCOL_ERR_EXP_STAT_SN, | |
820 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DSL_NOT_ZERO, | |
821 | ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_DSL, | |
822 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SEG_LEN_TOO_BIG, | |
823 | ISCSI_CONN_ERROR_PROTOCOL_ERR_OUTSTANDING_R2T_COUNT, | |
824 | ISCSI_CONN_ERROR_PROTOCOL_ERR_DIF_TX, | |
825 | ISCSI_CONN_ERROR_SENSE_DATA_LENGTH, | |
826 | ISCSI_CONN_ERROR_DATA_PLACEMENT_ERROR, | |
be086e7c | 827 | ISCSI_CONN_ERROR_INVALID_ITT, |
7a9b6b8f YM |
828 | ISCSI_ERROR_UNKNOWN, |
829 | MAX_ISCSI_ERROR_TYPES | |
830 | }; | |
831 | ||
7a9b6b8f YM |
832 | |
833 | enum iscsi_ramrod_cmd_id { | |
834 | ISCSI_RAMROD_CMD_ID_UNUSED = 0, | |
835 | ISCSI_RAMROD_CMD_ID_INIT_FUNC = 1, | |
836 | ISCSI_RAMROD_CMD_ID_DESTROY_FUNC = 2, | |
837 | ISCSI_RAMROD_CMD_ID_OFFLOAD_CONN = 3, | |
838 | ISCSI_RAMROD_CMD_ID_UPDATE_CONN = 4, | |
839 | ISCSI_RAMROD_CMD_ID_TERMINATION_CONN = 5, | |
840 | ISCSI_RAMROD_CMD_ID_CLEAR_SQ = 6, | |
05fafbfb | 841 | ISCSI_RAMROD_CMD_ID_MAC_UPDATE = 7, |
7a9b6b8f YM |
842 | MAX_ISCSI_RAMROD_CMD_ID |
843 | }; | |
844 | ||
845 | struct iscsi_reg1 { | |
846 | __le32 reg1_map; | |
be086e7c MY |
847 | #define ISCSI_REG1_NUM_SGES_MASK 0xF |
848 | #define ISCSI_REG1_NUM_SGES_SHIFT 0 | |
849 | #define ISCSI_REG1_RESERVED1_MASK 0xFFFFFFF | |
850 | #define ISCSI_REG1_RESERVED1_SHIFT 4 | |
7a9b6b8f YM |
851 | }; |
852 | ||
853 | union iscsi_seq_num { | |
854 | __le16 data_sn; | |
855 | __le16 r2t_sn; | |
856 | }; | |
857 | ||
05fafbfb YM |
858 | struct iscsi_spe_conn_mac_update { |
859 | struct iscsi_slow_path_hdr hdr; | |
860 | __le16 conn_id; | |
861 | __le32 fw_cid; | |
862 | __le16 remote_mac_addr_lo; | |
863 | __le16 remote_mac_addr_mid; | |
864 | __le16 remote_mac_addr_hi; | |
865 | u8 reserved0[2]; | |
866 | }; | |
867 | ||
7a9b6b8f YM |
868 | struct iscsi_spe_conn_offload { |
869 | struct iscsi_slow_path_hdr hdr; | |
870 | __le16 conn_id; | |
871 | __le32 fw_cid; | |
872 | struct iscsi_conn_offload_params iscsi; | |
873 | struct tcp_offload_params tcp; | |
874 | }; | |
875 | ||
876 | struct iscsi_spe_conn_offload_option2 { | |
877 | struct iscsi_slow_path_hdr hdr; | |
878 | __le16 conn_id; | |
879 | __le32 fw_cid; | |
880 | struct iscsi_conn_offload_params iscsi; | |
881 | struct tcp_offload_params_opt2 tcp; | |
882 | }; | |
883 | ||
884 | struct iscsi_spe_conn_termination { | |
885 | struct iscsi_slow_path_hdr hdr; | |
886 | __le16 conn_id; | |
887 | __le32 fw_cid; | |
888 | u8 abortive; | |
889 | u8 reserved0[7]; | |
890 | struct regpair queue_cnts_addr; | |
891 | struct regpair query_params_addr; | |
892 | }; | |
893 | ||
894 | struct iscsi_spe_func_dstry { | |
895 | struct iscsi_slow_path_hdr hdr; | |
896 | __le16 reserved0; | |
897 | __le32 reserved1; | |
898 | }; | |
899 | ||
900 | struct iscsi_spe_func_init { | |
901 | struct iscsi_slow_path_hdr hdr; | |
902 | __le16 half_way_close_timeout; | |
903 | u8 num_sq_pages_in_ring; | |
904 | u8 num_r2tq_pages_in_ring; | |
905 | u8 num_uhq_pages_in_ring; | |
906 | u8 ll2_rx_queue_id; | |
907 | u8 ooo_enable; | |
908 | struct iscsi_debug_modes debug_mode; | |
909 | __le16 reserved1; | |
910 | __le32 reserved2; | |
911 | __le32 reserved3; | |
912 | __le32 reserved4; | |
913 | struct scsi_init_func_params func_params; | |
914 | struct scsi_init_func_queues q_params; | |
915 | }; | |
916 | ||
917 | struct ystorm_iscsi_task_state { | |
be086e7c MY |
918 | struct scsi_cached_sges data_desc; |
919 | struct scsi_sgl_params sgl_params; | |
7a9b6b8f | 920 | __le32 exp_r2t_sn; |
be086e7c MY |
921 | __le32 buffer_offset; |
922 | union iscsi_seq_num seq_num; | |
923 | struct iscsi_dif_flags dif_flags; | |
924 | u8 flags; | |
925 | #define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_MASK 0x1 | |
926 | #define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_SHIFT 0 | |
927 | #define YSTORM_ISCSI_TASK_STATE_SLOW_IO_MASK 0x1 | |
928 | #define YSTORM_ISCSI_TASK_STATE_SLOW_IO_SHIFT 1 | |
929 | #define YSTORM_ISCSI_TASK_STATE_RESERVED0_MASK 0x3F | |
930 | #define YSTORM_ISCSI_TASK_STATE_RESERVED0_SHIFT 2 | |
931 | }; | |
932 | ||
933 | struct ystorm_iscsi_task_rxmit_opt { | |
934 | __le32 fast_rxmit_sge_offset; | |
935 | __le32 scan_start_buffer_offset; | |
936 | __le32 fast_rxmit_buffer_offset; | |
937 | u8 scan_start_sgl_index; | |
938 | u8 fast_rxmit_sgl_index; | |
939 | __le16 reserved; | |
7a9b6b8f YM |
940 | }; |
941 | ||
942 | struct ystorm_iscsi_task_st_ctx { | |
943 | struct ystorm_iscsi_task_state state; | |
be086e7c | 944 | struct ystorm_iscsi_task_rxmit_opt rxmit_opt; |
7a9b6b8f YM |
945 | union iscsi_task_hdr pdu_hdr; |
946 | }; | |
947 | ||
948 | struct ystorm_iscsi_task_ag_ctx { | |
949 | u8 reserved; | |
950 | u8 byte1; | |
951 | __le16 word0; | |
952 | u8 flags0; | |
953 | #define YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF | |
954 | #define YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0 | |
955 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1 | |
956 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4 | |
957 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1 | |
958 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5 | |
959 | #define YSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1 | |
960 | #define YSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6 | |
961 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1 | |
962 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7 | |
963 | u8 flags1; | |
964 | #define YSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3 | |
965 | #define YSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 0 | |
966 | #define YSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3 | |
967 | #define YSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2 | |
968 | #define YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_MASK 0x3 | |
969 | #define YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_SHIFT 4 | |
970 | #define YSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1 | |
971 | #define YSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 6 | |
972 | #define YSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1 | |
973 | #define YSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7 | |
974 | u8 flags2; | |
975 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1 | |
976 | #define YSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0 | |
977 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1 | |
978 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1 | |
979 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1 | |
980 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2 | |
981 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1 | |
982 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3 | |
983 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1 | |
984 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4 | |
985 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1 | |
986 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5 | |
987 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1 | |
988 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6 | |
989 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1 | |
990 | #define YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7 | |
991 | u8 byte2; | |
992 | __le32 TTT; | |
993 | u8 byte3; | |
994 | u8 byte4; | |
995 | __le16 word1; | |
996 | }; | |
997 | ||
998 | struct mstorm_iscsi_task_ag_ctx { | |
999 | u8 cdu_validation; | |
1000 | u8 byte1; | |
1001 | __le16 task_cid; | |
1002 | u8 flags0; | |
1003 | #define MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF | |
1004 | #define MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 | |
1005 | #define MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 | |
1006 | #define MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 | |
1007 | #define MSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1 | |
1008 | #define MSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5 | |
1009 | #define MSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1 | |
1010 | #define MSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6 | |
1011 | #define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_MASK 0x1 | |
1012 | #define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_SHIFT 7 | |
1013 | u8 flags1; | |
1014 | #define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_MASK 0x3 | |
1015 | #define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_SHIFT 0 | |
1016 | #define MSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3 | |
1017 | #define MSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2 | |
1018 | #define MSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3 | |
1019 | #define MSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 4 | |
1020 | #define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_MASK 0x1 | |
1021 | #define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_SHIFT 6 | |
1022 | #define MSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1 | |
1023 | #define MSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7 | |
1024 | u8 flags2; | |
1025 | #define MSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1 | |
1026 | #define MSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 0 | |
1027 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1 | |
1028 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1 | |
1029 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1 | |
1030 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2 | |
1031 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1 | |
1032 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3 | |
1033 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1 | |
1034 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4 | |
1035 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1 | |
1036 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5 | |
1037 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1 | |
1038 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6 | |
1039 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1 | |
1040 | #define MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7 | |
1041 | u8 byte2; | |
1042 | __le32 reg0; | |
1043 | u8 byte3; | |
1044 | u8 byte4; | |
1045 | __le16 word1; | |
1046 | }; | |
1047 | ||
1048 | struct ustorm_iscsi_task_ag_ctx { | |
1049 | u8 reserved; | |
1050 | u8 state; | |
1051 | __le16 icid; | |
1052 | u8 flags0; | |
1053 | #define USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF | |
1054 | #define USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 | |
1055 | #define USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 | |
1056 | #define USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 | |
1057 | #define USTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1 | |
1058 | #define USTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5 | |
1059 | #define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_MASK 0x3 | |
1060 | #define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_SHIFT 6 | |
1061 | u8 flags1; | |
1062 | #define USTORM_ISCSI_TASK_AG_CTX_RESERVED1_MASK 0x3 | |
1063 | #define USTORM_ISCSI_TASK_AG_CTX_RESERVED1_SHIFT 0 | |
1064 | #define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_MASK 0x3 | |
1065 | #define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_SHIFT 2 | |
1066 | #define USTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3 | |
1067 | #define USTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 4 | |
1068 | #define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_MASK 0x3 | |
1069 | #define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_SHIFT 6 | |
1070 | u8 flags2; | |
1071 | #define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_MASK 0x1 | |
1072 | #define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_SHIFT 0 | |
1073 | #define USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_MASK 0x1 | |
1074 | #define USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_SHIFT 1 | |
1075 | #define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_MASK 0x1 | |
1076 | #define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_SHIFT 2 | |
1077 | #define USTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1 | |
1078 | #define USTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 3 | |
1079 | #define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_MASK 0x1 | |
1080 | #define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_SHIFT 4 | |
1081 | #define USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_MASK 0x1 | |
1082 | #define USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_SHIFT 5 | |
1083 | #define USTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1 | |
1084 | #define USTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 6 | |
1085 | #define USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_MASK 0x1 | |
1086 | #define USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_SHIFT 7 | |
1087 | u8 flags3; | |
1088 | #define USTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1 | |
1089 | #define USTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 0 | |
1090 | #define USTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1 | |
1091 | #define USTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 1 | |
1092 | #define USTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1 | |
1093 | #define USTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 2 | |
1094 | #define USTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1 | |
1095 | #define USTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 3 | |
1096 | #define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_MASK 0xF | |
1097 | #define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_SHIFT 4 | |
1098 | __le32 dif_err_intervals; | |
1099 | __le32 dif_error_1st_interval; | |
1100 | __le32 rcv_cont_len; | |
1101 | __le32 exp_cont_len; | |
1102 | __le32 total_data_acked; | |
1103 | __le32 exp_data_acked; | |
1104 | u8 next_tid_valid; | |
1105 | u8 byte3; | |
1106 | __le16 word1; | |
1107 | __le16 next_tid; | |
1108 | __le16 word3; | |
1109 | __le32 hdr_residual_count; | |
1110 | __le32 exp_r2t_sn; | |
1111 | }; | |
1112 | ||
1113 | struct mstorm_iscsi_task_st_ctx { | |
be086e7c MY |
1114 | struct scsi_cached_sges data_desc; |
1115 | struct scsi_sgl_params sgl_params; | |
1116 | __le32 rem_task_size; | |
1117 | __le32 data_buffer_offset; | |
7a9b6b8f | 1118 | u8 task_type; |
be086e7c MY |
1119 | struct iscsi_dif_flags dif_flags; |
1120 | u8 reserved0[2]; | |
7a9b6b8f | 1121 | struct regpair sense_db; |
be086e7c MY |
1122 | __le32 expected_itt; |
1123 | __le32 reserved1; | |
7a9b6b8f YM |
1124 | }; |
1125 | ||
1126 | struct ustorm_iscsi_task_st_ctx { | |
1127 | __le32 rem_rcv_len; | |
1128 | __le32 exp_data_transfer_len; | |
1129 | __le32 exp_data_sn; | |
1130 | struct regpair lun; | |
1131 | struct iscsi_reg1 reg1; | |
1132 | u8 flags2; | |
1133 | #define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_MASK 0x1 | |
1134 | #define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_SHIFT 0 | |
1135 | #define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_MASK 0x7F | |
1136 | #define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_SHIFT 1 | |
be086e7c | 1137 | struct iscsi_dif_flags dif_flags; |
7a9b6b8f YM |
1138 | __le16 reserved3; |
1139 | __le32 reserved4; | |
1140 | __le32 reserved5; | |
1141 | __le32 reserved6; | |
1142 | __le32 reserved7; | |
1143 | u8 task_type; | |
1144 | u8 error_flags; | |
1145 | #define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_MASK 0x1 | |
1146 | #define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_SHIFT 0 | |
1147 | #define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_MASK 0x1 | |
1148 | #define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_SHIFT 1 | |
1149 | #define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_MASK 0x1 | |
1150 | #define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_SHIFT 2 | |
1151 | #define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_MASK 0x1F | |
1152 | #define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_SHIFT 3 | |
1153 | u8 flags; | |
1154 | #define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_MASK 0x3 | |
1155 | #define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_SHIFT 0 | |
1156 | #define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_MASK 0x1 | |
1157 | #define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_SHIFT 2 | |
1158 | #define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_MASK 0x1 | |
1159 | #define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_SHIFT 3 | |
be086e7c MY |
1160 | #define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_MASK 0x1 |
1161 | #define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_SHIFT 4 | |
1162 | #define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_MASK 0x1 | |
1163 | #define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_SHIFT 5 | |
7a9b6b8f YM |
1164 | #define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_MASK 0x1 |
1165 | #define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_SHIFT 6 | |
1166 | #define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_MASK 0x1 | |
1167 | #define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_SHIFT 7 | |
1168 | u8 cq_rss_number; | |
1169 | }; | |
1170 | ||
1171 | struct iscsi_task_context { | |
1172 | struct ystorm_iscsi_task_st_ctx ystorm_st_context; | |
7a9b6b8f YM |
1173 | struct ystorm_iscsi_task_ag_ctx ystorm_ag_context; |
1174 | struct regpair ystorm_ag_padding[2]; | |
1175 | struct tdif_task_context tdif_context; | |
1176 | struct mstorm_iscsi_task_ag_ctx mstorm_ag_context; | |
1177 | struct regpair mstorm_ag_padding[2]; | |
1178 | struct ustorm_iscsi_task_ag_ctx ustorm_ag_context; | |
1179 | struct mstorm_iscsi_task_st_ctx mstorm_st_context; | |
1180 | struct ustorm_iscsi_task_st_ctx ustorm_st_context; | |
1181 | struct rdif_task_context rdif_context; | |
1182 | }; | |
1183 | ||
1184 | enum iscsi_task_type { | |
1185 | ISCSI_TASK_TYPE_INITIATOR_WRITE, | |
1186 | ISCSI_TASK_TYPE_INITIATOR_READ, | |
1187 | ISCSI_TASK_TYPE_MIDPATH, | |
1188 | ISCSI_TASK_TYPE_UNSOLIC, | |
1189 | ISCSI_TASK_TYPE_EXCHCLEANUP, | |
1190 | ISCSI_TASK_TYPE_IRRELEVANT, | |
1191 | ISCSI_TASK_TYPE_TARGET_WRITE, | |
1192 | ISCSI_TASK_TYPE_TARGET_READ, | |
1193 | ISCSI_TASK_TYPE_TARGET_RESPONSE, | |
1194 | ISCSI_TASK_TYPE_LOGIN_RESPONSE, | |
1195 | MAX_ISCSI_TASK_TYPE | |
1196 | }; | |
1197 | ||
1198 | union iscsi_ttt_txlen_union { | |
1199 | __le32 desired_tx_len; | |
1200 | __le32 ttt; | |
1201 | }; | |
1202 | ||
1203 | struct iscsi_uhqe { | |
1204 | __le32 reg1; | |
1205 | #define ISCSI_UHQE_PDU_PAYLOAD_LEN_MASK 0xFFFFF | |
1206 | #define ISCSI_UHQE_PDU_PAYLOAD_LEN_SHIFT 0 | |
1207 | #define ISCSI_UHQE_LOCAL_COMP_MASK 0x1 | |
1208 | #define ISCSI_UHQE_LOCAL_COMP_SHIFT 20 | |
1209 | #define ISCSI_UHQE_TOGGLE_BIT_MASK 0x1 | |
1210 | #define ISCSI_UHQE_TOGGLE_BIT_SHIFT 21 | |
1211 | #define ISCSI_UHQE_PURE_PAYLOAD_MASK 0x1 | |
1212 | #define ISCSI_UHQE_PURE_PAYLOAD_SHIFT 22 | |
1213 | #define ISCSI_UHQE_LOGIN_RESPONSE_PDU_MASK 0x1 | |
1214 | #define ISCSI_UHQE_LOGIN_RESPONSE_PDU_SHIFT 23 | |
1215 | #define ISCSI_UHQE_TASK_ID_HI_MASK 0xFF | |
1216 | #define ISCSI_UHQE_TASK_ID_HI_SHIFT 24 | |
1217 | __le32 reg2; | |
1218 | #define ISCSI_UHQE_BUFFER_OFFSET_MASK 0xFFFFFF | |
1219 | #define ISCSI_UHQE_BUFFER_OFFSET_SHIFT 0 | |
1220 | #define ISCSI_UHQE_TASK_ID_LO_MASK 0xFF | |
1221 | #define ISCSI_UHQE_TASK_ID_LO_SHIFT 24 | |
1222 | }; | |
1223 | ||
7a9b6b8f YM |
1224 | |
1225 | struct iscsi_wqe { | |
1226 | __le16 task_id; | |
1227 | u8 flags; | |
1228 | #define ISCSI_WQE_WQE_TYPE_MASK 0x7 | |
1229 | #define ISCSI_WQE_WQE_TYPE_SHIFT 0 | |
be086e7c MY |
1230 | #define ISCSI_WQE_NUM_SGES_MASK 0xF |
1231 | #define ISCSI_WQE_NUM_SGES_SHIFT 3 | |
7a9b6b8f YM |
1232 | #define ISCSI_WQE_RESPONSE_MASK 0x1 |
1233 | #define ISCSI_WQE_RESPONSE_SHIFT 7 | |
1234 | struct iscsi_dif_flags prot_flags; | |
be086e7c MY |
1235 | __le32 contlen_cdbsize; |
1236 | #define ISCSI_WQE_CONT_LEN_MASK 0xFFFFFF | |
1237 | #define ISCSI_WQE_CONT_LEN_SHIFT 0 | |
1238 | #define ISCSI_WQE_CDB_SIZE_MASK 0xFF | |
1239 | #define ISCSI_WQE_CDB_SIZE_SHIFT 24 | |
7a9b6b8f YM |
1240 | }; |
1241 | ||
1242 | enum iscsi_wqe_type { | |
1243 | ISCSI_WQE_TYPE_NORMAL, | |
1244 | ISCSI_WQE_TYPE_TASK_CLEANUP, | |
1245 | ISCSI_WQE_TYPE_MIDDLE_PATH, | |
1246 | ISCSI_WQE_TYPE_LOGIN, | |
1247 | ISCSI_WQE_TYPE_FIRST_R2T_CONT, | |
1248 | ISCSI_WQE_TYPE_NONFIRST_R2T_CONT, | |
1249 | ISCSI_WQE_TYPE_RESPONSE, | |
1250 | MAX_ISCSI_WQE_TYPE | |
1251 | }; | |
1252 | ||
1253 | struct iscsi_xhqe { | |
1254 | union iscsi_ttt_txlen_union ttt_or_txlen; | |
1255 | __le32 exp_stat_sn; | |
1256 | struct iscsi_dif_flags prot_flags; | |
1257 | u8 total_ahs_length; | |
1258 | u8 opcode; | |
1259 | u8 flags; | |
be086e7c MY |
1260 | #define ISCSI_XHQE_FINAL_MASK 0x1 |
1261 | #define ISCSI_XHQE_FINAL_SHIFT 0 | |
1262 | #define ISCSI_XHQE_STATUS_BIT_MASK 0x1 | |
1263 | #define ISCSI_XHQE_STATUS_BIT_SHIFT 1 | |
1264 | #define ISCSI_XHQE_NUM_SGES_MASK 0xF | |
1265 | #define ISCSI_XHQE_NUM_SGES_SHIFT 2 | |
1266 | #define ISCSI_XHQE_RESERVED0_MASK 0x3 | |
1267 | #define ISCSI_XHQE_RESERVED0_SHIFT 6 | |
1268 | union iscsi_seq_num seq_num; | |
7a9b6b8f YM |
1269 | __le16 reserved1; |
1270 | }; | |
1271 | ||
1272 | struct mstorm_iscsi_stats_drv { | |
1273 | struct regpair iscsi_rx_dropped_pdus_task_not_valid; | |
1274 | }; | |
1275 | ||
7a9b6b8f YM |
1276 | struct pstorm_iscsi_stats_drv { |
1277 | struct regpair iscsi_tx_bytes_cnt; | |
1278 | struct regpair iscsi_tx_packet_cnt; | |
1279 | }; | |
1280 | ||
1281 | struct tstorm_iscsi_stats_drv { | |
1282 | struct regpair iscsi_rx_bytes_cnt; | |
1283 | struct regpair iscsi_rx_packet_cnt; | |
1284 | struct regpair iscsi_rx_new_ooo_isle_events_cnt; | |
1285 | __le32 iscsi_cmdq_threshold_cnt; | |
1286 | __le32 iscsi_rq_threshold_cnt; | |
1287 | __le32 iscsi_immq_threshold_cnt; | |
1288 | }; | |
1289 | ||
1290 | struct ustorm_iscsi_stats_drv { | |
1291 | struct regpair iscsi_rx_data_pdu_cnt; | |
1292 | struct regpair iscsi_rx_r2t_pdu_cnt; | |
1293 | struct regpair iscsi_rx_total_pdu_cnt; | |
1294 | }; | |
1295 | ||
1296 | struct xstorm_iscsi_stats_drv { | |
1297 | struct regpair iscsi_tx_go_to_slow_start_event_cnt; | |
1298 | struct regpair iscsi_tx_fast_retransmit_event_cnt; | |
1299 | }; | |
1300 | ||
1301 | struct ystorm_iscsi_stats_drv { | |
1302 | struct regpair iscsi_tx_data_pdu_cnt; | |
1303 | struct regpair iscsi_tx_r2t_pdu_cnt; | |
1304 | struct regpair iscsi_tx_total_pdu_cnt; | |
1305 | }; | |
1306 | ||
1307 | struct iscsi_db_data { | |
1308 | u8 params; | |
1309 | #define ISCSI_DB_DATA_DEST_MASK 0x3 | |
1310 | #define ISCSI_DB_DATA_DEST_SHIFT 0 | |
1311 | #define ISCSI_DB_DATA_AGG_CMD_MASK 0x3 | |
1312 | #define ISCSI_DB_DATA_AGG_CMD_SHIFT 2 | |
1313 | #define ISCSI_DB_DATA_BYPASS_EN_MASK 0x1 | |
1314 | #define ISCSI_DB_DATA_BYPASS_EN_SHIFT 4 | |
1315 | #define ISCSI_DB_DATA_RESERVED_MASK 0x1 | |
1316 | #define ISCSI_DB_DATA_RESERVED_SHIFT 5 | |
1317 | #define ISCSI_DB_DATA_AGG_VAL_SEL_MASK 0x3 | |
1318 | #define ISCSI_DB_DATA_AGG_VAL_SEL_SHIFT 6 | |
1319 | u8 agg_flags; | |
1320 | __le16 sq_prod; | |
1321 | }; | |
1322 | ||
1323 | struct tstorm_iscsi_task_ag_ctx { | |
1324 | u8 byte0; | |
1325 | u8 byte1; | |
1326 | __le16 word0; | |
1327 | u8 flags0; | |
1328 | #define TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF | |
1329 | #define TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0 | |
1330 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1 | |
1331 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4 | |
1332 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1 | |
1333 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5 | |
1334 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT2_MASK 0x1 | |
1335 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT2_SHIFT 6 | |
1336 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1 | |
1337 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7 | |
1338 | u8 flags1; | |
1339 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1 | |
1340 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0 | |
1341 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT5_MASK 0x1 | |
1342 | #define TSTORM_ISCSI_TASK_AG_CTX_BIT5_SHIFT 1 | |
1343 | #define TSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3 | |
1344 | #define TSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 2 | |
1345 | #define TSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3 | |
1346 | #define TSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 4 | |
1347 | #define TSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3 | |
1348 | #define TSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 6 | |
1349 | u8 flags2; | |
1350 | #define TSTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3 | |
1351 | #define TSTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 0 | |
1352 | #define TSTORM_ISCSI_TASK_AG_CTX_CF4_MASK 0x3 | |
1353 | #define TSTORM_ISCSI_TASK_AG_CTX_CF4_SHIFT 2 | |
1354 | #define TSTORM_ISCSI_TASK_AG_CTX_CF5_MASK 0x3 | |
1355 | #define TSTORM_ISCSI_TASK_AG_CTX_CF5_SHIFT 4 | |
1356 | #define TSTORM_ISCSI_TASK_AG_CTX_CF6_MASK 0x3 | |
1357 | #define TSTORM_ISCSI_TASK_AG_CTX_CF6_SHIFT 6 | |
1358 | u8 flags3; | |
1359 | #define TSTORM_ISCSI_TASK_AG_CTX_CF7_MASK 0x3 | |
1360 | #define TSTORM_ISCSI_TASK_AG_CTX_CF7_SHIFT 0 | |
1361 | #define TSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1 | |
1362 | #define TSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 2 | |
1363 | #define TSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1 | |
1364 | #define TSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 3 | |
1365 | #define TSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1 | |
1366 | #define TSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 4 | |
1367 | #define TSTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1 | |
1368 | #define TSTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 5 | |
1369 | #define TSTORM_ISCSI_TASK_AG_CTX_CF4EN_MASK 0x1 | |
1370 | #define TSTORM_ISCSI_TASK_AG_CTX_CF4EN_SHIFT 6 | |
1371 | #define TSTORM_ISCSI_TASK_AG_CTX_CF5EN_MASK 0x1 | |
1372 | #define TSTORM_ISCSI_TASK_AG_CTX_CF5EN_SHIFT 7 | |
1373 | u8 flags4; | |
1374 | #define TSTORM_ISCSI_TASK_AG_CTX_CF6EN_MASK 0x1 | |
1375 | #define TSTORM_ISCSI_TASK_AG_CTX_CF6EN_SHIFT 0 | |
1376 | #define TSTORM_ISCSI_TASK_AG_CTX_CF7EN_MASK 0x1 | |
1377 | #define TSTORM_ISCSI_TASK_AG_CTX_CF7EN_SHIFT 1 | |
1378 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1 | |
1379 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 2 | |
1380 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1 | |
1381 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 3 | |
1382 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1 | |
1383 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 4 | |
1384 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1 | |
1385 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 5 | |
1386 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1 | |
1387 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 6 | |
1388 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1 | |
1389 | #define TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 7 | |
1390 | u8 byte2; | |
1391 | __le16 word1; | |
1392 | __le32 reg0; | |
1393 | u8 byte3; | |
1394 | u8 byte4; | |
1395 | __le16 word2; | |
1396 | __le16 word3; | |
1397 | __le16 word4; | |
1398 | __le32 reg1; | |
1399 | __le32 reg2; | |
1400 | }; | |
1401 | ||
1402 | #endif /* __ISCSI_COMMON__ */ |