1 | /* 57xx_iscsi_hsi.h: QLogic NetXtreme II iSCSI HSI. |
2 | * |
3 | * Copyright (c) 2006 - 2013 Broadcom Corporation |
4 | * Copyright (c) 2014, QLogic Corporation |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation. |
9 | * |
10 | * Written by: Anil Veerabhadrappa (anilgv@broadcom.com) |
11 | * Previously Maintained by: Eddie Wai (eddie.wai@broadcom.com) |
12 | * Maintained by: QLogic-Storage-Upstream@qlogic.com |
13 | */ |
14 | #ifndef __57XX_ISCSI_HSI_LINUX_LE__ |
15 | #define __57XX_ISCSI_HSI_LINUX_LE__ |
16 | |
17 | /* |
18 | * iSCSI Async CQE |
19 | */ |
20 | struct bnx2i_async_msg { |
21 | #if defined(__BIG_ENDIAN) |
22 | u8 op_code; |
23 | u8 reserved1; |
24 | u16 reserved0; |
25 | #elif defined(__LITTLE_ENDIAN) |
26 | u16 reserved0; |
27 | u8 reserved1; |
28 | u8 op_code; |
29 | #endif |
30 | u32 reserved2; |
31 | u32 exp_cmd_sn; |
32 | u32 max_cmd_sn; |
33 | u32 reserved3[2]; |
34 | #if defined(__BIG_ENDIAN) |
35 | u16 reserved5; |
36 | u8 err_code; |
37 | u8 reserved4; |
38 | #elif defined(__LITTLE_ENDIAN) |
39 | u8 reserved4; |
40 | u8 err_code; |
41 | u16 reserved5; |
42 | #endif |
43 | u32 reserved6; |
44 | u32 lun[2]; |
45 | #if defined(__BIG_ENDIAN) |
46 | u8 async_event; |
47 | u8 async_vcode; |
48 | u16 param1; |
49 | #elif defined(__LITTLE_ENDIAN) |
50 | u16 param1; |
51 | u8 async_vcode; |
52 | u8 async_event; |
53 | #endif |
54 | #if defined(__BIG_ENDIAN) |
55 | u16 param2; |
56 | u16 param3; |
57 | #elif defined(__LITTLE_ENDIAN) |
58 | u16 param3; |
59 | u16 param2; |
60 | #endif |
61 | u32 reserved7[3]; |
62 | u32 cq_req_sn; |
63 | }; |
64 | |
65 | |
66 | /* |
67 | * iSCSI Buffer Descriptor (BD) |
68 | */ |
69 | struct iscsi_bd { |
70 | u32 buffer_addr_hi; |
71 | u32 buffer_addr_lo; |
72 | #if defined(__BIG_ENDIAN) |
73 | u16 reserved0; |
74 | u16 buffer_length; |
75 | #elif defined(__LITTLE_ENDIAN) |
76 | u16 buffer_length; |
77 | u16 reserved0; |
78 | #endif |
79 | #if defined(__BIG_ENDIAN) |
80 | u16 reserved3; |
81 | u16 flags; |
82 | #define ISCSI_BD_RESERVED1 (0x3F<<0) |
83 | #define ISCSI_BD_RESERVED1_SHIFT 0 |
84 | #define ISCSI_BD_LAST_IN_BD_CHAIN (0x1<<6) |
85 | #define ISCSI_BD_LAST_IN_BD_CHAIN_SHIFT 6 |
86 | #define ISCSI_BD_FIRST_IN_BD_CHAIN (0x1<<7) |
87 | #define ISCSI_BD_FIRST_IN_BD_CHAIN_SHIFT 7 |
88 | #define ISCSI_BD_RESERVED2 (0xFF<<8) |
89 | #define ISCSI_BD_RESERVED2_SHIFT 8 |
90 | #elif defined(__LITTLE_ENDIAN) |
91 | u16 flags; |
92 | #define ISCSI_BD_RESERVED1 (0x3F<<0) |
93 | #define ISCSI_BD_RESERVED1_SHIFT 0 |
94 | #define ISCSI_BD_LAST_IN_BD_CHAIN (0x1<<6) |
95 | #define ISCSI_BD_LAST_IN_BD_CHAIN_SHIFT 6 |
96 | #define ISCSI_BD_FIRST_IN_BD_CHAIN (0x1<<7) |
97 | #define ISCSI_BD_FIRST_IN_BD_CHAIN_SHIFT 7 |
98 | #define ISCSI_BD_RESERVED2 (0xFF<<8) |
99 | #define ISCSI_BD_RESERVED2_SHIFT 8 |
100 | u16 reserved3; |
101 | #endif |
102 | }; |
103 | |
104 | |
105 | /* |
106 | * iSCSI Cleanup SQ WQE |
107 | */ |
108 | struct bnx2i_cleanup_request { |
109 | #if defined(__BIG_ENDIAN) |
110 | u8 op_code; |
111 | u8 reserved1; |
112 | u16 reserved0; |
113 | #elif defined(__LITTLE_ENDIAN) |
114 | u16 reserved0; |
115 | u8 reserved1; |
116 | u8 op_code; |
117 | #endif |
118 | u32 reserved2[3]; |
119 | #if defined(__BIG_ENDIAN) |
120 | u16 reserved3; |
121 | u16 itt; |
122 | #define ISCSI_CLEANUP_REQUEST_INDEX (0x3FFF<<0) |
123 | #define ISCSI_CLEANUP_REQUEST_INDEX_SHIFT 0 |
124 | #define ISCSI_CLEANUP_REQUEST_TYPE (0x3<<14) |
125 | #define ISCSI_CLEANUP_REQUEST_TYPE_SHIFT 14 |
126 | #elif defined(__LITTLE_ENDIAN) |
127 | u16 itt; |
128 | #define ISCSI_CLEANUP_REQUEST_INDEX (0x3FFF<<0) |
129 | #define ISCSI_CLEANUP_REQUEST_INDEX_SHIFT 0 |
130 | #define ISCSI_CLEANUP_REQUEST_TYPE (0x3<<14) |
131 | #define ISCSI_CLEANUP_REQUEST_TYPE_SHIFT 14 |
132 | u16 reserved3; |
133 | #endif |
134 | u32 reserved4[10]; |
135 | #if defined(__BIG_ENDIAN) |
136 | u8 cq_index; |
137 | u8 reserved6; |
138 | u16 reserved5; |
139 | #elif defined(__LITTLE_ENDIAN) |
140 | u16 reserved5; |
141 | u8 reserved6; |
142 | u8 cq_index; |
143 | #endif |
144 | }; |
145 | |
146 | |
147 | /* |
148 | * iSCSI Cleanup CQE |
149 | */ |
150 | struct bnx2i_cleanup_response { |
151 | #if defined(__BIG_ENDIAN) |
152 | u8 op_code; |
153 | u8 status; |
154 | u16 reserved0; |
155 | #elif defined(__LITTLE_ENDIAN) |
156 | u16 reserved0; |
157 | u8 status; |
158 | u8 op_code; |
159 | #endif |
160 | u32 reserved1[3]; |
161 | u32 reserved2[2]; |
162 | #if defined(__BIG_ENDIAN) |
163 | u16 reserved4; |
164 | u8 err_code; |
165 | u8 reserved3; |
166 | #elif defined(__LITTLE_ENDIAN) |
167 | u8 reserved3; |
168 | u8 err_code; |
169 | u16 reserved4; |
170 | #endif |
171 | u32 reserved5[7]; |
172 | #if defined(__BIG_ENDIAN) |
173 | u16 reserved6; |
174 | u16 itt; |
175 | #define ISCSI_CLEANUP_RESPONSE_INDEX (0x3FFF<<0) |
176 | #define ISCSI_CLEANUP_RESPONSE_INDEX_SHIFT 0 |
177 | #define ISCSI_CLEANUP_RESPONSE_TYPE (0x3<<14) |
178 | #define ISCSI_CLEANUP_RESPONSE_TYPE_SHIFT 14 |
179 | #elif defined(__LITTLE_ENDIAN) |
180 | u16 itt; |
181 | #define ISCSI_CLEANUP_RESPONSE_INDEX (0x3FFF<<0) |
182 | #define ISCSI_CLEANUP_RESPONSE_INDEX_SHIFT 0 |
183 | #define ISCSI_CLEANUP_RESPONSE_TYPE (0x3<<14) |
184 | #define ISCSI_CLEANUP_RESPONSE_TYPE_SHIFT 14 |
185 | u16 reserved6; |
186 | #endif |
187 | u32 cq_req_sn; |
188 | }; |
189 | |
190 | |
191 | /* |
192 | * SCSI read/write SQ WQE |
193 | */ |
194 | struct bnx2i_cmd_request { |
195 | #if defined(__BIG_ENDIAN) |
196 | u8 op_code; |
197 | u8 op_attr; |
198 | #define ISCSI_CMD_REQUEST_TASK_ATTR (0x7<<0) |
199 | #define ISCSI_CMD_REQUEST_TASK_ATTR_SHIFT 0 |
200 | #define ISCSI_CMD_REQUEST_RESERVED1 (0x3<<3) |
201 | #define ISCSI_CMD_REQUEST_RESERVED1_SHIFT 3 |
202 | #define ISCSI_CMD_REQUEST_WRITE (0x1<<5) |
203 | #define ISCSI_CMD_REQUEST_WRITE_SHIFT 5 |
204 | #define ISCSI_CMD_REQUEST_READ (0x1<<6) |
205 | #define ISCSI_CMD_REQUEST_READ_SHIFT 6 |
206 | #define ISCSI_CMD_REQUEST_FINAL (0x1<<7) |
207 | #define ISCSI_CMD_REQUEST_FINAL_SHIFT 7 |
208 | u16 reserved0; |
209 | #elif defined(__LITTLE_ENDIAN) |
210 | u16 reserved0; |
211 | u8 op_attr; |
212 | #define ISCSI_CMD_REQUEST_TASK_ATTR (0x7<<0) |
213 | #define ISCSI_CMD_REQUEST_TASK_ATTR_SHIFT 0 |
214 | #define ISCSI_CMD_REQUEST_RESERVED1 (0x3<<3) |
215 | #define ISCSI_CMD_REQUEST_RESERVED1_SHIFT 3 |
216 | #define ISCSI_CMD_REQUEST_WRITE (0x1<<5) |
217 | #define ISCSI_CMD_REQUEST_WRITE_SHIFT 5 |
218 | #define ISCSI_CMD_REQUEST_READ (0x1<<6) |
219 | #define ISCSI_CMD_REQUEST_READ_SHIFT 6 |
220 | #define ISCSI_CMD_REQUEST_FINAL (0x1<<7) |
221 | #define ISCSI_CMD_REQUEST_FINAL_SHIFT 7 |
222 | u8 op_code; |
223 | #endif |
224 | #if defined(__BIG_ENDIAN) |
225 | u16 ud_buffer_offset; |
226 | u16 sd_buffer_offset; |
227 | #elif defined(__LITTLE_ENDIAN) |
228 | u16 sd_buffer_offset; |
229 | u16 ud_buffer_offset; |
230 | #endif |
231 | u32 lun[2]; |
232 | #if defined(__BIG_ENDIAN) |
233 | u16 reserved2; |
234 | u16 itt; |
235 | #define ISCSI_CMD_REQUEST_INDEX (0x3FFF<<0) |
236 | #define ISCSI_CMD_REQUEST_INDEX_SHIFT 0 |
237 | #define ISCSI_CMD_REQUEST_TYPE (0x3<<14) |
238 | #define ISCSI_CMD_REQUEST_TYPE_SHIFT 14 |
239 | #elif defined(__LITTLE_ENDIAN) |
240 | u16 itt; |
241 | #define ISCSI_CMD_REQUEST_INDEX (0x3FFF<<0) |
242 | #define ISCSI_CMD_REQUEST_INDEX_SHIFT 0 |
243 | #define ISCSI_CMD_REQUEST_TYPE (0x3<<14) |
244 | #define ISCSI_CMD_REQUEST_TYPE_SHIFT 14 |
245 | u16 reserved2; |
246 | #endif |
247 | u32 total_data_transfer_length; |
248 | u32 cmd_sn; |
249 | u32 reserved3; |
250 | u32 cdb[4]; |
251 | u32 zero_fill; |
252 | u32 bd_list_addr_lo; |
253 | u32 bd_list_addr_hi; |
254 | #if defined(__BIG_ENDIAN) |
255 | u8 cq_index; |
256 | u8 sd_start_bd_index; |
257 | u8 ud_start_bd_index; |
258 | u8 num_bds; |
259 | #elif defined(__LITTLE_ENDIAN) |
260 | u8 num_bds; |
261 | u8 ud_start_bd_index; |
262 | u8 sd_start_bd_index; |
263 | u8 cq_index; |
264 | #endif |
265 | }; |
266 | |
267 | |
268 | /* |
269 | * task statistics for write response |
270 | */ |
271 | struct bnx2i_write_resp_task_stat { |
272 | #if defined(__BIG_ENDIAN) |
273 | u16 num_r2ts; |
274 | u16 num_data_outs; |
275 | #elif defined(__LITTLE_ENDIAN) |
276 | u16 num_data_outs; |
277 | u16 num_r2ts; |
278 | #endif |
279 | }; |
280 | |
281 | /* |
282 | * task statistics for read response |
283 | */ |
284 | struct bnx2i_read_resp_task_stat { |
285 | #if defined(__BIG_ENDIAN) |
286 | u16 reserved; |
287 | u16 num_data_ins; |
288 | #elif defined(__LITTLE_ENDIAN) |
289 | u16 num_data_ins; |
290 | u16 reserved; |
291 | #endif |
292 | }; |
293 | |
294 | /* |
295 | * task statistics for iSCSI cmd response |
296 | */ |
297 | union bnx2i_cmd_resp_task_stat { |
298 | struct bnx2i_write_resp_task_stat write_stat; |
299 | struct bnx2i_read_resp_task_stat read_stat; |
300 | }; |
301 | |
302 | /* |
303 | * SCSI Command CQE |
304 | */ |
305 | struct bnx2i_cmd_response { |
306 | #if defined(__BIG_ENDIAN) |
307 | u8 op_code; |
308 | u8 response_flags; |
309 | #define ISCSI_CMD_RESPONSE_RESERVED0 (0x1<<0) |
310 | #define ISCSI_CMD_RESPONSE_RESERVED0_SHIFT 0 |
311 | #define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW (0x1<<1) |
312 | #define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW_SHIFT 1 |
313 | #define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW (0x1<<2) |
314 | #define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW_SHIFT 2 |
315 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW (0x1<<3) |
316 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW_SHIFT 3 |
317 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW (0x1<<4) |
318 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW_SHIFT 4 |
319 | #define ISCSI_CMD_RESPONSE_RESERVED1 (0x7<<5) |
320 | #define ISCSI_CMD_RESPONSE_RESERVED1_SHIFT 5 |
321 | u8 response; |
322 | u8 status; |
323 | #elif defined(__LITTLE_ENDIAN) |
324 | u8 status; |
325 | u8 response; |
326 | u8 response_flags; |
327 | #define ISCSI_CMD_RESPONSE_RESERVED0 (0x1<<0) |
328 | #define ISCSI_CMD_RESPONSE_RESERVED0_SHIFT 0 |
329 | #define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW (0x1<<1) |
330 | #define ISCSI_CMD_RESPONSE_RESIDUAL_UNDERFLOW_SHIFT 1 |
331 | #define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW (0x1<<2) |
332 | #define ISCSI_CMD_RESPONSE_RESIDUAL_OVERFLOW_SHIFT 2 |
333 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW (0x1<<3) |
334 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_UNDERFLOW_SHIFT 3 |
335 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW (0x1<<4) |
336 | #define ISCSI_CMD_RESPONSE_BR_RESIDUAL_OVERFLOW_SHIFT 4 |
337 | #define ISCSI_CMD_RESPONSE_RESERVED1 (0x7<<5) |
338 | #define ISCSI_CMD_RESPONSE_RESERVED1_SHIFT 5 |
339 | u8 op_code; |
340 | #endif |
341 | u32 data_length; |
342 | u32 exp_cmd_sn; |
343 | u32 max_cmd_sn; |
344 | u32 reserved2; |
345 | u32 residual_count; |
346 | #if defined(__BIG_ENDIAN) |
347 | u16 reserved4; |
348 | u8 err_code; |
349 | u8 reserved3; |
350 | #elif defined(__LITTLE_ENDIAN) |
351 | u8 reserved3; |
352 | u8 err_code; |
353 | u16 reserved4; |
354 | #endif |
355 | u32 reserved5[5]; |
356 | union bnx2i_cmd_resp_task_stat task_stat; |
357 | u32 reserved6; |
358 | #if defined(__BIG_ENDIAN) |
359 | u16 reserved7; |
360 | u16 itt; |
361 | #define ISCSI_CMD_RESPONSE_INDEX (0x3FFF<<0) |
362 | #define ISCSI_CMD_RESPONSE_INDEX_SHIFT 0 |
363 | #define ISCSI_CMD_RESPONSE_TYPE (0x3<<14) |
364 | #define ISCSI_CMD_RESPONSE_TYPE_SHIFT 14 |
365 | #elif defined(__LITTLE_ENDIAN) |
366 | u16 itt; |
367 | #define ISCSI_CMD_RESPONSE_INDEX (0x3FFF<<0) |
368 | #define ISCSI_CMD_RESPONSE_INDEX_SHIFT 0 |
369 | #define ISCSI_CMD_RESPONSE_TYPE (0x3<<14) |
370 | #define ISCSI_CMD_RESPONSE_TYPE_SHIFT 14 |
371 | u16 reserved7; |
372 | #endif |
373 | u32 cq_req_sn; |
374 | }; |
375 | |
376 | |
377 | |
378 | /* |
379 | * firmware middle-path request SQ WQE |
380 | */ |
381 | struct bnx2i_fw_mp_request { |
382 | #if defined(__BIG_ENDIAN) |
383 | u8 op_code; |
384 | u8 op_attr; |
385 | u16 hdr_opaque1; |
386 | #elif defined(__LITTLE_ENDIAN) |
387 | u16 hdr_opaque1; |
388 | u8 op_attr; |
389 | u8 op_code; |
390 | #endif |
391 | u32 data_length; |
392 | u32 hdr_opaque2[2]; |
393 | #if defined(__BIG_ENDIAN) |
394 | u16 reserved0; |
395 | u16 itt; |
396 | #define ISCSI_FW_MP_REQUEST_INDEX (0x3FFF<<0) |
397 | #define ISCSI_FW_MP_REQUEST_INDEX_SHIFT 0 |
398 | #define ISCSI_FW_MP_REQUEST_TYPE (0x3<<14) |
399 | #define ISCSI_FW_MP_REQUEST_TYPE_SHIFT 14 |
400 | #elif defined(__LITTLE_ENDIAN) |
401 | u16 itt; |
402 | #define ISCSI_FW_MP_REQUEST_INDEX (0x3FFF<<0) |
403 | #define ISCSI_FW_MP_REQUEST_INDEX_SHIFT 0 |
404 | #define ISCSI_FW_MP_REQUEST_TYPE (0x3<<14) |
405 | #define ISCSI_FW_MP_REQUEST_TYPE_SHIFT 14 |
406 | u16 reserved0; |
407 | #endif |
408 | u32 hdr_opaque3[4]; |
409 | u32 resp_bd_list_addr_lo; |
410 | u32 resp_bd_list_addr_hi; |
411 | u32 resp_buffer; |
412 | #define ISCSI_FW_MP_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) |
413 | #define ISCSI_FW_MP_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 |
414 | #define ISCSI_FW_MP_REQUEST_NUM_RESP_BDS (0xFF<<24) |
415 | #define ISCSI_FW_MP_REQUEST_NUM_RESP_BDS_SHIFT 24 |
416 | #if defined(__BIG_ENDIAN) |
417 | u16 reserved4; |
418 | u8 reserved3; |
419 | u8 flags; |
420 | #define ISCSI_FW_MP_REQUEST_RESERVED1 (0x1<<0) |
421 | #define ISCSI_FW_MP_REQUEST_RESERVED1_SHIFT 0 |
422 | #define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION (0x1<<1) |
423 | #define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION_SHIFT 1 |
424 | #define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) |
425 | #define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 |
426 | #define ISCSI_FW_MP_REQUEST_RESERVED2 (0x1F<<3) |
427 | #define ISCSI_FW_MP_REQUEST_RESERVED2_SHIFT 3 |
428 | #elif defined(__LITTLE_ENDIAN) |
429 | u8 flags; |
430 | #define ISCSI_FW_MP_REQUEST_RESERVED1 (0x1<<0) |
431 | #define ISCSI_FW_MP_REQUEST_RESERVED1_SHIFT 0 |
432 | #define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION (0x1<<1) |
433 | #define ISCSI_FW_MP_REQUEST_LOCAL_COMPLETION_SHIFT 1 |
434 | #define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) |
435 | #define ISCSI_FW_MP_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 |
436 | #define ISCSI_FW_MP_REQUEST_RESERVED2 (0x1F<<3) |
437 | #define ISCSI_FW_MP_REQUEST_RESERVED2_SHIFT 3 |
438 | u8 reserved3; |
439 | u16 reserved4; |
440 | #endif |
441 | u32 bd_list_addr_lo; |
442 | u32 bd_list_addr_hi; |
443 | #if defined(__BIG_ENDIAN) |
444 | u8 cq_index; |
445 | u8 reserved6; |
446 | u8 reserved5; |
447 | u8 num_bds; |
448 | #elif defined(__LITTLE_ENDIAN) |
449 | u8 num_bds; |
450 | u8 reserved5; |
451 | u8 reserved6; |
452 | u8 cq_index; |
453 | #endif |
454 | }; |
455 | |
456 | |
457 | /* |
458 | * firmware response - CQE: used only by firmware |
459 | */ |
460 | struct bnx2i_fw_response { |
461 | u32 hdr_dword1[2]; |
462 | u32 hdr_exp_cmd_sn; |
463 | u32 hdr_max_cmd_sn; |
464 | u32 hdr_ttt; |
465 | u32 hdr_res_cnt; |
466 | u32 cqe_flags; |
467 | #define ISCSI_FW_RESPONSE_RESERVED2 (0xFF<<0) |
468 | #define ISCSI_FW_RESPONSE_RESERVED2_SHIFT 0 |
469 | #define ISCSI_FW_RESPONSE_ERR_CODE (0xFF<<8) |
470 | #define ISCSI_FW_RESPONSE_ERR_CODE_SHIFT 8 |
471 | #define ISCSI_FW_RESPONSE_RESERVED3 (0xFFFF<<16) |
472 | #define ISCSI_FW_RESPONSE_RESERVED3_SHIFT 16 |
473 | u32 stat_sn; |
474 | u32 hdr_dword2[2]; |
475 | u32 hdr_dword3[2]; |
476 | u32 task_stat; |
477 | u32 reserved0; |
478 | u32 hdr_itt; |
479 | u32 cq_req_sn; |
480 | }; |
481 | |
482 | |
483 | /* |
484 | * iSCSI KCQ CQE parameters |
485 | */ |
486 | union iscsi_kcqe_params { |
487 | u32 reserved0[4]; |
488 | }; |
489 | |
490 | /* |
491 | * iSCSI KCQ CQE |
492 | */ |
493 | struct iscsi_kcqe { |
494 | u32 iscsi_conn_id; |
495 | u32 completion_status; |
496 | u32 iscsi_conn_context_id; |
497 | union iscsi_kcqe_params params; |
498 | #if defined(__BIG_ENDIAN) |
499 | u8 flags; |
500 | #define ISCSI_KCQE_RESERVED0 (0xF<<0) |
501 | #define ISCSI_KCQE_RESERVED0_SHIFT 0 |
502 | #define ISCSI_KCQE_LAYER_CODE (0x7<<4) |
503 | #define ISCSI_KCQE_LAYER_CODE_SHIFT 4 |
504 | #define ISCSI_KCQE_RESERVED1 (0x1<<7) |
505 | #define ISCSI_KCQE_RESERVED1_SHIFT 7 |
506 | u8 op_code; |
507 | u16 qe_self_seq; |
508 | #elif defined(__LITTLE_ENDIAN) |
509 | u16 qe_self_seq; |
510 | u8 op_code; |
511 | u8 flags; |
512 | #define ISCSI_KCQE_RESERVED0 (0xF<<0) |
513 | #define ISCSI_KCQE_RESERVED0_SHIFT 0 |
514 | #define ISCSI_KCQE_LAYER_CODE (0x7<<4) |
515 | #define ISCSI_KCQE_LAYER_CODE_SHIFT 4 |
516 | #define ISCSI_KCQE_RESERVED1 (0x1<<7) |
517 | #define ISCSI_KCQE_RESERVED1_SHIFT 7 |
518 | #endif |
519 | }; |
520 | |
521 | |
522 | |
523 | /* |
524 | * iSCSI KWQE header |
525 | */ |
526 | struct { |
527 | #if defined(__BIG_ENDIAN) |
528 | u8 flags; |
529 | #define ISCSI_KWQE_HEADER_RESERVED0 (0xF<<0) |
530 | #define ISCSI_KWQE_HEADER_RESERVED0_SHIFT 0 |
531 | #define ISCSI_KWQE_HEADER_LAYER_CODE (0x7<<4) |
532 | #define ISCSI_KWQE_HEADER_LAYER_CODE_SHIFT 4 |
533 | #define ISCSI_KWQE_HEADER_RESERVED1 (0x1<<7) |
534 | #define ISCSI_KWQE_HEADER_RESERVED1_SHIFT 7 |
535 | u8 op_code; |
536 | #elif defined(__LITTLE_ENDIAN) |
537 | u8 ; |
538 | u8 ; |
539 | #define (0xF<<0) |
540 | #define 0 |
541 | #define (0x7<<4) |
542 | #define 4 |
543 | #define (0x1<<7) |
544 | #define 7 |
545 | #endif |
546 | }; |
547 | |
548 | /* |
549 | * iSCSI firmware init request 1 |
550 | */ |
551 | struct iscsi_kwqe_init1 { |
552 | #if defined(__BIG_ENDIAN) |
553 | struct iscsi_kwqe_header hdr; |
554 | u8 reserved0; |
555 | u8 num_cqs; |
556 | #elif defined(__LITTLE_ENDIAN) |
557 | u8 num_cqs; |
558 | u8 reserved0; |
559 | struct iscsi_kwqe_header hdr; |
560 | #endif |
561 | u32 dummy_buffer_addr_lo; |
562 | u32 dummy_buffer_addr_hi; |
563 | #if defined(__BIG_ENDIAN) |
564 | u16 num_ccells_per_conn; |
565 | u16 num_tasks_per_conn; |
566 | #elif defined(__LITTLE_ENDIAN) |
567 | u16 num_tasks_per_conn; |
568 | u16 num_ccells_per_conn; |
569 | #endif |
570 | #if defined(__BIG_ENDIAN) |
571 | u16 sq_wqes_per_page; |
572 | u16 sq_num_wqes; |
573 | #elif defined(__LITTLE_ENDIAN) |
574 | u16 sq_num_wqes; |
575 | u16 sq_wqes_per_page; |
576 | #endif |
577 | #if defined(__BIG_ENDIAN) |
578 | u8 cq_log_wqes_per_page; |
579 | u8 flags; |
580 | #define ISCSI_KWQE_INIT1_PAGE_SIZE (0xF<<0) |
581 | #define ISCSI_KWQE_INIT1_PAGE_SIZE_SHIFT 0 |
582 | #define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE (0x1<<4) |
583 | #define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE_SHIFT 4 |
584 | #define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE (0x1<<5) |
585 | #define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE_SHIFT 5 |
586 | #define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE (0x1<<6) |
587 | #define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE_SHIFT 6 |
588 | #define ISCSI_KWQE_INIT1_RESERVED1 (0x1<<7) |
589 | #define ISCSI_KWQE_INIT1_RESERVED1_SHIFT 7 |
590 | u16 cq_num_wqes; |
591 | #elif defined(__LITTLE_ENDIAN) |
592 | u16 cq_num_wqes; |
593 | u8 flags; |
594 | #define ISCSI_KWQE_INIT1_PAGE_SIZE (0xF<<0) |
595 | #define ISCSI_KWQE_INIT1_PAGE_SIZE_SHIFT 0 |
596 | #define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE (0x1<<4) |
597 | #define ISCSI_KWQE_INIT1_DELAYED_ACK_ENABLE_SHIFT 4 |
598 | #define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE (0x1<<5) |
599 | #define ISCSI_KWQE_INIT1_KEEP_ALIVE_ENABLE_SHIFT 5 |
600 | #define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE (0x1<<6) |
601 | #define ISCSI_KWQE_INIT1_TIME_STAMPS_ENABLE_SHIFT 6 |
602 | #define ISCSI_KWQE_INIT1_RESERVED1 (0x1<<7) |
603 | #define ISCSI_KWQE_INIT1_RESERVED1_SHIFT 7 |
604 | u8 cq_log_wqes_per_page; |
605 | #endif |
606 | #if defined(__BIG_ENDIAN) |
607 | u16 cq_num_pages; |
608 | u16 sq_num_pages; |
609 | #elif defined(__LITTLE_ENDIAN) |
610 | u16 sq_num_pages; |
611 | u16 cq_num_pages; |
612 | #endif |
613 | #if defined(__BIG_ENDIAN) |
614 | u16 rq_buffer_size; |
615 | u16 rq_num_wqes; |
616 | #elif defined(__LITTLE_ENDIAN) |
617 | u16 rq_num_wqes; |
618 | u16 rq_buffer_size; |
619 | #endif |
620 | }; |
621 | |
622 | /* |
623 | * iSCSI firmware init request 2 |
624 | */ |
625 | struct iscsi_kwqe_init2 { |
626 | #if defined(__BIG_ENDIAN) |
627 | struct iscsi_kwqe_header hdr; |
628 | u16 max_cq_sqn; |
629 | #elif defined(__LITTLE_ENDIAN) |
630 | u16 max_cq_sqn; |
631 | struct iscsi_kwqe_header hdr; |
632 | #endif |
633 | u32 error_bit_map[2]; |
634 | u32 reserved1[5]; |
635 | }; |
636 | |
637 | /* |
638 | * Initial iSCSI connection offload request 1 |
639 | */ |
640 | struct iscsi_kwqe_conn_offload1 { |
641 | #if defined(__BIG_ENDIAN) |
642 | struct iscsi_kwqe_header hdr; |
643 | u16 iscsi_conn_id; |
644 | #elif defined(__LITTLE_ENDIAN) |
645 | u16 iscsi_conn_id; |
646 | struct iscsi_kwqe_header hdr; |
647 | #endif |
648 | u32 sq_page_table_addr_lo; |
649 | u32 sq_page_table_addr_hi; |
650 | u32 cq_page_table_addr_lo; |
651 | u32 cq_page_table_addr_hi; |
652 | u32 reserved0[3]; |
653 | }; |
654 | |
655 | /* |
656 | * iSCSI Page Table Entry (PTE) |
657 | */ |
658 | struct iscsi_pte { |
659 | u32 hi; |
660 | u32 lo; |
661 | }; |
662 | |
663 | /* |
664 | * Initial iSCSI connection offload request 2 |
665 | */ |
666 | struct iscsi_kwqe_conn_offload2 { |
667 | #if defined(__BIG_ENDIAN) |
668 | struct iscsi_kwqe_header hdr; |
669 | u16 reserved0; |
670 | #elif defined(__LITTLE_ENDIAN) |
671 | u16 reserved0; |
672 | struct iscsi_kwqe_header hdr; |
673 | #endif |
674 | u32 rq_page_table_addr_lo; |
675 | u32 rq_page_table_addr_hi; |
676 | struct iscsi_pte sq_first_pte; |
677 | struct iscsi_pte cq_first_pte; |
678 | u32 num_additional_wqes; |
679 | }; |
680 | |
681 | |
682 | /* |
683 | * Initial iSCSI connection offload request 3 |
684 | */ |
685 | struct iscsi_kwqe_conn_offload3 { |
686 | #if defined(__BIG_ENDIAN) |
687 | struct iscsi_kwqe_header hdr; |
688 | u16 reserved0; |
689 | #elif defined(__LITTLE_ENDIAN) |
690 | u16 reserved0; |
691 | struct iscsi_kwqe_header hdr; |
692 | #endif |
693 | u32 reserved1; |
694 | struct iscsi_pte qp_first_pte[3]; |
695 | }; |
696 | |
697 | |
698 | /* |
699 | * iSCSI connection update request |
700 | */ |
701 | struct iscsi_kwqe_conn_update { |
702 | #if defined(__BIG_ENDIAN) |
703 | struct iscsi_kwqe_header hdr; |
704 | u16 reserved0; |
705 | #elif defined(__LITTLE_ENDIAN) |
706 | u16 reserved0; |
707 | struct iscsi_kwqe_header hdr; |
708 | #endif |
709 | #if defined(__BIG_ENDIAN) |
710 | u8 session_error_recovery_level; |
711 | u8 max_outstanding_r2ts; |
712 | u8 reserved2; |
713 | u8 conn_flags; |
714 | #define ISCSI_KWQE_CONN_UPDATE_HEADER_DIGEST (0x1<<0) |
715 | #define ISCSI_KWQE_CONN_UPDATE_HEADER_DIGEST_SHIFT 0 |
716 | #define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST (0x1<<1) |
717 | #define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST_SHIFT 1 |
718 | #define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T (0x1<<2) |
719 | #define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T_SHIFT 2 |
720 | #define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA (0x1<<3) |
721 | #define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA_SHIFT 3 |
722 | #define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE (0x3<<4) |
723 | #define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE_SHIFT 4 |
724 | #define ISCSI_KWQE_CONN_UPDATE_RESERVED1 (0x3<<6) |
725 | #define ISCSI_KWQE_CONN_UPDATE_RESERVED1_SHIFT 6 |
726 | #elif defined(__LITTLE_ENDIAN) |
727 | u8 conn_flags; |
728 | #define (0x1<<0) |
729 | #define 0 |
730 | #define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST (0x1<<1) |
731 | #define ISCSI_KWQE_CONN_UPDATE_DATA_DIGEST_SHIFT 1 |
732 | #define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T (0x1<<2) |
733 | #define ISCSI_KWQE_CONN_UPDATE_INITIAL_R2T_SHIFT 2 |
734 | #define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA (0x1<<3) |
735 | #define ISCSI_KWQE_CONN_UPDATE_IMMEDIATE_DATA_SHIFT 3 |
736 | #define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE (0x3<<4) |
737 | #define ISCSI_KWQE_CONN_UPDATE_OOO_SUPPORT_MODE_SHIFT 4 |
738 | #define ISCSI_KWQE_CONN_UPDATE_RESERVED1 (0x3<<6) |
739 | #define ISCSI_KWQE_CONN_UPDATE_RESERVED1_SHIFT 6 |
740 | u8 reserved2; |
741 | u8 max_outstanding_r2ts; |
742 | u8 session_error_recovery_level; |
743 | #endif |
744 | u32 context_id; |
745 | u32 max_send_pdu_length; |
746 | u32 max_recv_pdu_length; |
747 | u32 first_burst_length; |
748 | u32 max_burst_length; |
749 | u32 exp_stat_sn; |
750 | }; |
751 | |
752 | /* |
753 | * iSCSI destroy connection request |
754 | */ |
755 | struct iscsi_kwqe_conn_destroy { |
756 | #if defined(__BIG_ENDIAN) |
757 | struct iscsi_kwqe_header hdr; |
758 | u16 reserved0; |
759 | #elif defined(__LITTLE_ENDIAN) |
760 | u16 reserved0; |
761 | struct iscsi_kwqe_header hdr; |
762 | #endif |
763 | u32 context_id; |
764 | u32 reserved1[6]; |
765 | }; |
766 | |
767 | /* |
768 | * iSCSI KWQ WQE |
769 | */ |
770 | union iscsi_kwqe { |
771 | struct iscsi_kwqe_init1 init1; |
772 | struct iscsi_kwqe_init2 init2; |
773 | struct iscsi_kwqe_conn_offload1 conn_offload1; |
774 | struct iscsi_kwqe_conn_offload2 conn_offload2; |
775 | struct iscsi_kwqe_conn_update conn_update; |
776 | struct iscsi_kwqe_conn_destroy conn_destroy; |
777 | }; |
778 | |
779 | /* |
780 | * iSCSI Login SQ WQE |
781 | */ |
782 | struct bnx2i_login_request { |
783 | #if defined(__BIG_ENDIAN) |
784 | u8 op_code; |
785 | u8 op_attr; |
786 | #define ISCSI_LOGIN_REQUEST_NEXT_STAGE (0x3<<0) |
787 | #define ISCSI_LOGIN_REQUEST_NEXT_STAGE_SHIFT 0 |
788 | #define ISCSI_LOGIN_REQUEST_CURRENT_STAGE (0x3<<2) |
789 | #define ISCSI_LOGIN_REQUEST_CURRENT_STAGE_SHIFT 2 |
790 | #define ISCSI_LOGIN_REQUEST_RESERVED0 (0x3<<4) |
791 | #define ISCSI_LOGIN_REQUEST_RESERVED0_SHIFT 4 |
792 | #define ISCSI_LOGIN_REQUEST_CONT (0x1<<6) |
793 | #define ISCSI_LOGIN_REQUEST_CONT_SHIFT 6 |
794 | #define ISCSI_LOGIN_REQUEST_TRANSIT (0x1<<7) |
795 | #define ISCSI_LOGIN_REQUEST_TRANSIT_SHIFT 7 |
796 | u8 version_max; |
797 | u8 version_min; |
798 | #elif defined(__LITTLE_ENDIAN) |
799 | u8 version_min; |
800 | u8 version_max; |
801 | u8 op_attr; |
802 | #define ISCSI_LOGIN_REQUEST_NEXT_STAGE (0x3<<0) |
803 | #define ISCSI_LOGIN_REQUEST_NEXT_STAGE_SHIFT 0 |
804 | #define ISCSI_LOGIN_REQUEST_CURRENT_STAGE (0x3<<2) |
805 | #define ISCSI_LOGIN_REQUEST_CURRENT_STAGE_SHIFT 2 |
806 | #define ISCSI_LOGIN_REQUEST_RESERVED0 (0x3<<4) |
807 | #define ISCSI_LOGIN_REQUEST_RESERVED0_SHIFT 4 |
808 | #define ISCSI_LOGIN_REQUEST_CONT (0x1<<6) |
809 | #define ISCSI_LOGIN_REQUEST_CONT_SHIFT 6 |
810 | #define ISCSI_LOGIN_REQUEST_TRANSIT (0x1<<7) |
811 | #define ISCSI_LOGIN_REQUEST_TRANSIT_SHIFT 7 |
812 | u8 op_code; |
813 | #endif |
814 | u32 data_length; |
815 | u32 isid_lo; |
816 | #if defined(__BIG_ENDIAN) |
817 | u16 isid_hi; |
818 | u16 tsih; |
819 | #elif defined(__LITTLE_ENDIAN) |
820 | u16 tsih; |
821 | u16 isid_hi; |
822 | #endif |
823 | #if defined(__BIG_ENDIAN) |
824 | u16 reserved2; |
825 | u16 itt; |
826 | #define ISCSI_LOGIN_REQUEST_INDEX (0x3FFF<<0) |
827 | #define ISCSI_LOGIN_REQUEST_INDEX_SHIFT 0 |
828 | #define ISCSI_LOGIN_REQUEST_TYPE (0x3<<14) |
829 | #define ISCSI_LOGIN_REQUEST_TYPE_SHIFT 14 |
830 | #elif defined(__LITTLE_ENDIAN) |
831 | u16 itt; |
832 | #define ISCSI_LOGIN_REQUEST_INDEX (0x3FFF<<0) |
833 | #define ISCSI_LOGIN_REQUEST_INDEX_SHIFT 0 |
834 | #define ISCSI_LOGIN_REQUEST_TYPE (0x3<<14) |
835 | #define ISCSI_LOGIN_REQUEST_TYPE_SHIFT 14 |
836 | u16 reserved2; |
837 | #endif |
838 | #if defined(__BIG_ENDIAN) |
839 | u16 cid; |
840 | u16 reserved3; |
841 | #elif defined(__LITTLE_ENDIAN) |
842 | u16 reserved3; |
843 | u16 cid; |
844 | #endif |
845 | u32 cmd_sn; |
846 | u32 exp_stat_sn; |
847 | u32 reserved4; |
848 | u32 resp_bd_list_addr_lo; |
849 | u32 resp_bd_list_addr_hi; |
850 | u32 resp_buffer; |
851 | #define ISCSI_LOGIN_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) |
852 | #define ISCSI_LOGIN_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 |
853 | #define ISCSI_LOGIN_REQUEST_NUM_RESP_BDS (0xFF<<24) |
854 | #define ISCSI_LOGIN_REQUEST_NUM_RESP_BDS_SHIFT 24 |
855 | #if defined(__BIG_ENDIAN) |
856 | u16 reserved8; |
857 | u8 reserved7; |
858 | u8 flags; |
859 | #define ISCSI_LOGIN_REQUEST_RESERVED5 (0x3<<0) |
860 | #define ISCSI_LOGIN_REQUEST_RESERVED5_SHIFT 0 |
861 | #define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) |
862 | #define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 |
863 | #define ISCSI_LOGIN_REQUEST_RESERVED6 (0x1F<<3) |
864 | #define ISCSI_LOGIN_REQUEST_RESERVED6_SHIFT 3 |
865 | #elif defined(__LITTLE_ENDIAN) |
866 | u8 flags; |
867 | #define ISCSI_LOGIN_REQUEST_RESERVED5 (0x3<<0) |
868 | #define ISCSI_LOGIN_REQUEST_RESERVED5_SHIFT 0 |
869 | #define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN (0x1<<2) |
870 | #define ISCSI_LOGIN_REQUEST_UPDATE_EXP_STAT_SN_SHIFT 2 |
871 | #define ISCSI_LOGIN_REQUEST_RESERVED6 (0x1F<<3) |
872 | #define ISCSI_LOGIN_REQUEST_RESERVED6_SHIFT 3 |
873 | u8 reserved7; |
874 | u16 reserved8; |
875 | #endif |
876 | u32 bd_list_addr_lo; |
877 | u32 bd_list_addr_hi; |
878 | #if defined(__BIG_ENDIAN) |
879 | u8 cq_index; |
880 | u8 reserved10; |
881 | u8 reserved9; |
882 | u8 num_bds; |
883 | #elif defined(__LITTLE_ENDIAN) |
884 | u8 num_bds; |
885 | u8 reserved9; |
886 | u8 reserved10; |
887 | u8 cq_index; |
888 | #endif |
889 | }; |
890 | |
891 | |
892 | /* |
893 | * iSCSI Login CQE |
894 | */ |
895 | struct bnx2i_login_response { |
896 | #if defined(__BIG_ENDIAN) |
897 | u8 op_code; |
898 | u8 response_flags; |
899 | #define ISCSI_LOGIN_RESPONSE_NEXT_STAGE (0x3<<0) |
900 | #define ISCSI_LOGIN_RESPONSE_NEXT_STAGE_SHIFT 0 |
901 | #define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE (0x3<<2) |
902 | #define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE_SHIFT 2 |
903 | #define ISCSI_LOGIN_RESPONSE_RESERVED0 (0x3<<4) |
904 | #define ISCSI_LOGIN_RESPONSE_RESERVED0_SHIFT 4 |
905 | #define ISCSI_LOGIN_RESPONSE_CONT (0x1<<6) |
906 | #define ISCSI_LOGIN_RESPONSE_CONT_SHIFT 6 |
907 | #define ISCSI_LOGIN_RESPONSE_TRANSIT (0x1<<7) |
908 | #define ISCSI_LOGIN_RESPONSE_TRANSIT_SHIFT 7 |
909 | u8 version_max; |
910 | u8 version_active; |
911 | #elif defined(__LITTLE_ENDIAN) |
912 | u8 version_active; |
913 | u8 version_max; |
914 | u8 response_flags; |
915 | #define ISCSI_LOGIN_RESPONSE_NEXT_STAGE (0x3<<0) |
916 | #define ISCSI_LOGIN_RESPONSE_NEXT_STAGE_SHIFT 0 |
917 | #define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE (0x3<<2) |
918 | #define ISCSI_LOGIN_RESPONSE_CURRENT_STAGE_SHIFT 2 |
919 | #define ISCSI_LOGIN_RESPONSE_RESERVED0 (0x3<<4) |
920 | #define ISCSI_LOGIN_RESPONSE_RESERVED0_SHIFT 4 |
921 | #define ISCSI_LOGIN_RESPONSE_CONT (0x1<<6) |
922 | #define ISCSI_LOGIN_RESPONSE_CONT_SHIFT 6 |
923 | #define ISCSI_LOGIN_RESPONSE_TRANSIT (0x1<<7) |
924 | #define ISCSI_LOGIN_RESPONSE_TRANSIT_SHIFT 7 |
925 | u8 op_code; |
926 | #endif |
927 | u32 data_length; |
928 | u32 exp_cmd_sn; |
929 | u32 max_cmd_sn; |
930 | u32 reserved1[2]; |
931 | #if defined(__BIG_ENDIAN) |
932 | u16 reserved3; |
933 | u8 err_code; |
934 | u8 reserved2; |
935 | #elif defined(__LITTLE_ENDIAN) |
936 | u8 reserved2; |
937 | u8 err_code; |
938 | u16 reserved3; |
939 | #endif |
940 | u32 stat_sn; |
941 | u32 isid_lo; |
942 | #if defined(__BIG_ENDIAN) |
943 | u16 isid_hi; |
944 | u16 tsih; |
945 | #elif defined(__LITTLE_ENDIAN) |
946 | u16 tsih; |
947 | u16 isid_hi; |
948 | #endif |
949 | #if defined(__BIG_ENDIAN) |
950 | u8 status_class; |
951 | u8 status_detail; |
952 | u16 reserved4; |
953 | #elif defined(__LITTLE_ENDIAN) |
954 | u16 reserved4; |
955 | u8 status_detail; |
956 | u8 status_class; |
957 | #endif |
958 | u32 reserved5[3]; |
959 | #if defined(__BIG_ENDIAN) |
960 | u16 reserved6; |
961 | u16 itt; |
962 | #define ISCSI_LOGIN_RESPONSE_INDEX (0x3FFF<<0) |
963 | #define ISCSI_LOGIN_RESPONSE_INDEX_SHIFT 0 |
964 | #define ISCSI_LOGIN_RESPONSE_TYPE (0x3<<14) |
965 | #define ISCSI_LOGIN_RESPONSE_TYPE_SHIFT 14 |
966 | #elif defined(__LITTLE_ENDIAN) |
967 | u16 itt; |
968 | #define ISCSI_LOGIN_RESPONSE_INDEX (0x3FFF<<0) |
969 | #define ISCSI_LOGIN_RESPONSE_INDEX_SHIFT 0 |
970 | #define ISCSI_LOGIN_RESPONSE_TYPE (0x3<<14) |
971 | #define ISCSI_LOGIN_RESPONSE_TYPE_SHIFT 14 |
972 | u16 reserved6; |
973 | #endif |
974 | u32 cq_req_sn; |
975 | }; |
976 | |
977 | |
978 | /* |
979 | * iSCSI Logout SQ WQE |
980 | */ |
981 | struct bnx2i_logout_request { |
982 | #if defined(__BIG_ENDIAN) |
983 | u8 op_code; |
984 | u8 op_attr; |
985 | #define ISCSI_LOGOUT_REQUEST_REASON (0x7F<<0) |
986 | #define ISCSI_LOGOUT_REQUEST_REASON_SHIFT 0 |
987 | #define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE (0x1<<7) |
988 | #define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE_SHIFT 7 |
989 | u16 reserved0; |
990 | #elif defined(__LITTLE_ENDIAN) |
991 | u16 reserved0; |
992 | u8 op_attr; |
993 | #define ISCSI_LOGOUT_REQUEST_REASON (0x7F<<0) |
994 | #define ISCSI_LOGOUT_REQUEST_REASON_SHIFT 0 |
995 | #define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE (0x1<<7) |
996 | #define ISCSI_LOGOUT_REQUEST_ALWAYS_ONE_SHIFT 7 |
997 | u8 op_code; |
998 | #endif |
999 | u32 data_length; |
1000 | u32 reserved1[2]; |
1001 | #if defined(__BIG_ENDIAN) |
1002 | u16 reserved2; |
1003 | u16 itt; |
1004 | #define ISCSI_LOGOUT_REQUEST_INDEX (0x3FFF<<0) |
1005 | #define ISCSI_LOGOUT_REQUEST_INDEX_SHIFT 0 |
1006 | #define ISCSI_LOGOUT_REQUEST_TYPE (0x3<<14) |
1007 | #define ISCSI_LOGOUT_REQUEST_TYPE_SHIFT 14 |
1008 | #elif defined(__LITTLE_ENDIAN) |
1009 | u16 itt; |
1010 | #define ISCSI_LOGOUT_REQUEST_INDEX (0x3FFF<<0) |
1011 | #define ISCSI_LOGOUT_REQUEST_INDEX_SHIFT 0 |
1012 | #define ISCSI_LOGOUT_REQUEST_TYPE (0x3<<14) |
1013 | #define ISCSI_LOGOUT_REQUEST_TYPE_SHIFT 14 |
1014 | u16 reserved2; |
1015 | #endif |
1016 | #if defined(__BIG_ENDIAN) |
1017 | u16 cid; |
1018 | u16 reserved3; |
1019 | #elif defined(__LITTLE_ENDIAN) |
1020 | u16 reserved3; |
1021 | u16 cid; |
1022 | #endif |
1023 | u32 cmd_sn; |
1024 | u32 reserved4[5]; |
1025 | u32 zero_fill; |
1026 | u32 bd_list_addr_lo; |
1027 | u32 bd_list_addr_hi; |
1028 | #if defined(__BIG_ENDIAN) |
1029 | u8 cq_index; |
1030 | u8 reserved6; |
1031 | u8 reserved5; |
1032 | u8 num_bds; |
1033 | #elif defined(__LITTLE_ENDIAN) |
1034 | u8 num_bds; |
1035 | u8 reserved5; |
1036 | u8 reserved6; |
1037 | u8 cq_index; |
1038 | #endif |
1039 | }; |
1040 | |
1041 | |
1042 | /* |
1043 | * iSCSI Logout CQE |
1044 | */ |
1045 | struct bnx2i_logout_response { |
1046 | #if defined(__BIG_ENDIAN) |
1047 | u8 op_code; |
1048 | u8 reserved1; |
1049 | u8 response; |
1050 | u8 reserved0; |
1051 | #elif defined(__LITTLE_ENDIAN) |
1052 | u8 reserved0; |
1053 | u8 response; |
1054 | u8 reserved1; |
1055 | u8 op_code; |
1056 | #endif |
1057 | u32 reserved2; |
1058 | u32 exp_cmd_sn; |
1059 | u32 max_cmd_sn; |
1060 | u32 reserved3[2]; |
1061 | #if defined(__BIG_ENDIAN) |
1062 | u16 reserved5; |
1063 | u8 err_code; |
1064 | u8 reserved4; |
1065 | #elif defined(__LITTLE_ENDIAN) |
1066 | u8 reserved4; |
1067 | u8 err_code; |
1068 | u16 reserved5; |
1069 | #endif |
1070 | u32 reserved6[3]; |
1071 | #if defined(__BIG_ENDIAN) |
1072 | u16 time_to_wait; |
1073 | u16 time_to_retain; |
1074 | #elif defined(__LITTLE_ENDIAN) |
1075 | u16 time_to_retain; |
1076 | u16 time_to_wait; |
1077 | #endif |
1078 | u32 reserved7[3]; |
1079 | #if defined(__BIG_ENDIAN) |
1080 | u16 reserved8; |
1081 | u16 itt; |
1082 | #define ISCSI_LOGOUT_RESPONSE_INDEX (0x3FFF<<0) |
1083 | #define ISCSI_LOGOUT_RESPONSE_INDEX_SHIFT 0 |
1084 | #define ISCSI_LOGOUT_RESPONSE_TYPE (0x3<<14) |
1085 | #define ISCSI_LOGOUT_RESPONSE_TYPE_SHIFT 14 |
1086 | #elif defined(__LITTLE_ENDIAN) |
1087 | u16 itt; |
1088 | #define ISCSI_LOGOUT_RESPONSE_INDEX (0x3FFF<<0) |
1089 | #define ISCSI_LOGOUT_RESPONSE_INDEX_SHIFT 0 |
1090 | #define ISCSI_LOGOUT_RESPONSE_TYPE (0x3<<14) |
1091 | #define ISCSI_LOGOUT_RESPONSE_TYPE_SHIFT 14 |
1092 | u16 reserved8; |
1093 | #endif |
1094 | u32 cq_req_sn; |
1095 | }; |
1096 | |
1097 | |
1098 | /* |
1099 | * iSCSI Nop-In CQE |
1100 | */ |
1101 | struct bnx2i_nop_in_msg { |
1102 | #if defined(__BIG_ENDIAN) |
1103 | u8 op_code; |
1104 | u8 reserved1; |
1105 | u16 reserved0; |
1106 | #elif defined(__LITTLE_ENDIAN) |
1107 | u16 reserved0; |
1108 | u8 reserved1; |
1109 | u8 op_code; |
1110 | #endif |
1111 | u32 data_length; |
1112 | u32 exp_cmd_sn; |
1113 | u32 max_cmd_sn; |
1114 | u32 ttt; |
1115 | u32 reserved2; |
1116 | #if defined(__BIG_ENDIAN) |
1117 | u16 reserved4; |
1118 | u8 err_code; |
1119 | u8 reserved3; |
1120 | #elif defined(__LITTLE_ENDIAN) |
1121 | u8 reserved3; |
1122 | u8 err_code; |
1123 | u16 reserved4; |
1124 | #endif |
1125 | u32 reserved5; |
1126 | u32 lun[2]; |
1127 | u32 reserved6[4]; |
1128 | #if defined(__BIG_ENDIAN) |
1129 | u16 reserved7; |
1130 | u16 itt; |
1131 | #define ISCSI_NOP_IN_MSG_INDEX (0x3FFF<<0) |
1132 | #define ISCSI_NOP_IN_MSG_INDEX_SHIFT 0 |
1133 | #define ISCSI_NOP_IN_MSG_TYPE (0x3<<14) |
1134 | #define ISCSI_NOP_IN_MSG_TYPE_SHIFT 14 |
1135 | #elif defined(__LITTLE_ENDIAN) |
1136 | u16 itt; |
1137 | #define ISCSI_NOP_IN_MSG_INDEX (0x3FFF<<0) |
1138 | #define ISCSI_NOP_IN_MSG_INDEX_SHIFT 0 |
1139 | #define ISCSI_NOP_IN_MSG_TYPE (0x3<<14) |
1140 | #define ISCSI_NOP_IN_MSG_TYPE_SHIFT 14 |
1141 | u16 reserved7; |
1142 | #endif |
1143 | u32 cq_req_sn; |
1144 | }; |
1145 | |
1146 | |
1147 | /* |
1148 | * iSCSI NOP-OUT SQ WQE |
1149 | */ |
1150 | struct bnx2i_nop_out_request { |
1151 | #if defined(__BIG_ENDIAN) |
1152 | u8 op_code; |
1153 | u8 op_attr; |
1154 | #define ISCSI_NOP_OUT_REQUEST_RESERVED1 (0x7F<<0) |
1155 | #define ISCSI_NOP_OUT_REQUEST_RESERVED1_SHIFT 0 |
1156 | #define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE (0x1<<7) |
1157 | #define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE_SHIFT 7 |
1158 | u16 reserved0; |
1159 | #elif defined(__LITTLE_ENDIAN) |
1160 | u16 reserved0; |
1161 | u8 op_attr; |
1162 | #define ISCSI_NOP_OUT_REQUEST_RESERVED1 (0x7F<<0) |
1163 | #define ISCSI_NOP_OUT_REQUEST_RESERVED1_SHIFT 0 |
1164 | #define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE (0x1<<7) |
1165 | #define ISCSI_NOP_OUT_REQUEST_ALWAYS_ONE_SHIFT 7 |
1166 | u8 op_code; |
1167 | #endif |
1168 | u32 data_length; |
1169 | u32 lun[2]; |
1170 | #if defined(__BIG_ENDIAN) |
1171 | u16 reserved2; |
1172 | u16 itt; |
1173 | #define ISCSI_NOP_OUT_REQUEST_INDEX (0x3FFF<<0) |
1174 | #define ISCSI_NOP_OUT_REQUEST_INDEX_SHIFT 0 |
1175 | #define ISCSI_NOP_OUT_REQUEST_TYPE (0x3<<14) |
1176 | #define ISCSI_NOP_OUT_REQUEST_TYPE_SHIFT 14 |
1177 | #elif defined(__LITTLE_ENDIAN) |
1178 | u16 itt; |
1179 | #define ISCSI_NOP_OUT_REQUEST_INDEX (0x3FFF<<0) |
1180 | #define ISCSI_NOP_OUT_REQUEST_INDEX_SHIFT 0 |
1181 | #define ISCSI_NOP_OUT_REQUEST_TYPE (0x3<<14) |
1182 | #define ISCSI_NOP_OUT_REQUEST_TYPE_SHIFT 14 |
1183 | u16 reserved2; |
1184 | #endif |
1185 | u32 ttt; |
1186 | u32 cmd_sn; |
1187 | u32 reserved3[2]; |
1188 | u32 resp_bd_list_addr_lo; |
1189 | u32 resp_bd_list_addr_hi; |
1190 | u32 resp_buffer; |
1191 | #define ISCSI_NOP_OUT_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) |
1192 | #define ISCSI_NOP_OUT_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 |
1193 | #define ISCSI_NOP_OUT_REQUEST_NUM_RESP_BDS (0xFF<<24) |
1194 | #define ISCSI_NOP_OUT_REQUEST_NUM_RESP_BDS_SHIFT 24 |
1195 | #if defined(__BIG_ENDIAN) |
1196 | u16 reserved7; |
1197 | u8 reserved6; |
1198 | u8 flags; |
1199 | #define ISCSI_NOP_OUT_REQUEST_RESERVED4 (0x1<<0) |
1200 | #define ISCSI_NOP_OUT_REQUEST_RESERVED4_SHIFT 0 |
1201 | #define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION (0x1<<1) |
1202 | #define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION_SHIFT 1 |
1203 | #define ISCSI_NOP_OUT_REQUEST_ZERO_FILL (0x3F<<2) |
1204 | #define ISCSI_NOP_OUT_REQUEST_ZERO_FILL_SHIFT 2 |
1205 | #elif defined(__LITTLE_ENDIAN) |
1206 | u8 flags; |
1207 | #define ISCSI_NOP_OUT_REQUEST_RESERVED4 (0x1<<0) |
1208 | #define ISCSI_NOP_OUT_REQUEST_RESERVED4_SHIFT 0 |
1209 | #define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION (0x1<<1) |
1210 | #define ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION_SHIFT 1 |
1211 | #define ISCSI_NOP_OUT_REQUEST_ZERO_FILL (0x3F<<2) |
1212 | #define ISCSI_NOP_OUT_REQUEST_ZERO_FILL_SHIFT 2 |
1213 | u8 reserved6; |
1214 | u16 reserved7; |
1215 | #endif |
1216 | u32 bd_list_addr_lo; |
1217 | u32 bd_list_addr_hi; |
1218 | #if defined(__BIG_ENDIAN) |
1219 | u8 cq_index; |
1220 | u8 reserved9; |
1221 | u8 reserved8; |
1222 | u8 num_bds; |
1223 | #elif defined(__LITTLE_ENDIAN) |
1224 | u8 num_bds; |
1225 | u8 reserved8; |
1226 | u8 reserved9; |
1227 | u8 cq_index; |
1228 | #endif |
1229 | }; |
1230 | |
1231 | /* |
1232 | * iSCSI Reject CQE |
1233 | */ |
1234 | struct bnx2i_reject_msg { |
1235 | #if defined(__BIG_ENDIAN) |
1236 | u8 op_code; |
1237 | u8 reserved1; |
1238 | u8 reason; |
1239 | u8 reserved0; |
1240 | #elif defined(__LITTLE_ENDIAN) |
1241 | u8 reserved0; |
1242 | u8 reason; |
1243 | u8 reserved1; |
1244 | u8 op_code; |
1245 | #endif |
1246 | u32 data_length; |
1247 | u32 exp_cmd_sn; |
1248 | u32 max_cmd_sn; |
1249 | u32 reserved2[2]; |
1250 | #if defined(__BIG_ENDIAN) |
1251 | u16 reserved4; |
1252 | u8 err_code; |
1253 | u8 reserved3; |
1254 | #elif defined(__LITTLE_ENDIAN) |
1255 | u8 reserved3; |
1256 | u8 err_code; |
1257 | u16 reserved4; |
1258 | #endif |
1259 | u32 reserved5[8]; |
1260 | u32 cq_req_sn; |
1261 | }; |
1262 | |
1263 | /* |
1264 | * bnx2i iSCSI TMF SQ WQE |
1265 | */ |
1266 | struct bnx2i_tmf_request { |
1267 | #if defined(__BIG_ENDIAN) |
1268 | u8 op_code; |
1269 | u8 op_attr; |
1270 | #define ISCSI_TMF_REQUEST_FUNCTION (0x7F<<0) |
1271 | #define ISCSI_TMF_REQUEST_FUNCTION_SHIFT 0 |
1272 | #define ISCSI_TMF_REQUEST_ALWAYS_ONE (0x1<<7) |
1273 | #define ISCSI_TMF_REQUEST_ALWAYS_ONE_SHIFT 7 |
1274 | u16 reserved0; |
1275 | #elif defined(__LITTLE_ENDIAN) |
1276 | u16 reserved0; |
1277 | u8 op_attr; |
1278 | #define ISCSI_TMF_REQUEST_FUNCTION (0x7F<<0) |
1279 | #define ISCSI_TMF_REQUEST_FUNCTION_SHIFT 0 |
1280 | #define ISCSI_TMF_REQUEST_ALWAYS_ONE (0x1<<7) |
1281 | #define ISCSI_TMF_REQUEST_ALWAYS_ONE_SHIFT 7 |
1282 | u8 op_code; |
1283 | #endif |
1284 | u32 data_length; |
1285 | u32 lun[2]; |
1286 | #if defined(__BIG_ENDIAN) |
1287 | u16 reserved1; |
1288 | u16 itt; |
1289 | #define ISCSI_TMF_REQUEST_INDEX (0x3FFF<<0) |
1290 | #define ISCSI_TMF_REQUEST_INDEX_SHIFT 0 |
1291 | #define ISCSI_TMF_REQUEST_TYPE (0x3<<14) |
1292 | #define ISCSI_TMF_REQUEST_TYPE_SHIFT 14 |
1293 | #elif defined(__LITTLE_ENDIAN) |
1294 | u16 itt; |
1295 | #define ISCSI_TMF_REQUEST_INDEX (0x3FFF<<0) |
1296 | #define ISCSI_TMF_REQUEST_INDEX_SHIFT 0 |
1297 | #define ISCSI_TMF_REQUEST_TYPE (0x3<<14) |
1298 | #define ISCSI_TMF_REQUEST_TYPE_SHIFT 14 |
1299 | u16 reserved1; |
1300 | #endif |
1301 | u32 ref_itt; |
1302 | u32 cmd_sn; |
1303 | u32 reserved2; |
1304 | u32 ref_cmd_sn; |
1305 | u32 reserved3[3]; |
1306 | u32 zero_fill; |
1307 | u32 bd_list_addr_lo; |
1308 | u32 bd_list_addr_hi; |
1309 | #if defined(__BIG_ENDIAN) |
1310 | u8 cq_index; |
1311 | u8 reserved5; |
1312 | u8 reserved4; |
1313 | u8 num_bds; |
1314 | #elif defined(__LITTLE_ENDIAN) |
1315 | u8 num_bds; |
1316 | u8 reserved4; |
1317 | u8 reserved5; |
1318 | u8 cq_index; |
1319 | #endif |
1320 | }; |
1321 | |
1322 | /* |
1323 | * iSCSI Text SQ WQE |
1324 | */ |
1325 | struct bnx2i_text_request { |
1326 | #if defined(__BIG_ENDIAN) |
1327 | u8 op_code; |
1328 | u8 op_attr; |
1329 | #define ISCSI_TEXT_REQUEST_RESERVED1 (0x3F<<0) |
1330 | #define ISCSI_TEXT_REQUEST_RESERVED1_SHIFT 0 |
1331 | #define ISCSI_TEXT_REQUEST_CONT (0x1<<6) |
1332 | #define ISCSI_TEXT_REQUEST_CONT_SHIFT 6 |
1333 | #define ISCSI_TEXT_REQUEST_FINAL (0x1<<7) |
1334 | #define ISCSI_TEXT_REQUEST_FINAL_SHIFT 7 |
1335 | u16 reserved0; |
1336 | #elif defined(__LITTLE_ENDIAN) |
1337 | u16 reserved0; |
1338 | u8 op_attr; |
1339 | #define ISCSI_TEXT_REQUEST_RESERVED1 (0x3F<<0) |
1340 | #define ISCSI_TEXT_REQUEST_RESERVED1_SHIFT 0 |
1341 | #define ISCSI_TEXT_REQUEST_CONT (0x1<<6) |
1342 | #define ISCSI_TEXT_REQUEST_CONT_SHIFT 6 |
1343 | #define ISCSI_TEXT_REQUEST_FINAL (0x1<<7) |
1344 | #define ISCSI_TEXT_REQUEST_FINAL_SHIFT 7 |
1345 | u8 op_code; |
1346 | #endif |
1347 | u32 data_length; |
1348 | u32 lun[2]; |
1349 | #if defined(__BIG_ENDIAN) |
1350 | u16 reserved3; |
1351 | u16 itt; |
1352 | #define ISCSI_TEXT_REQUEST_INDEX (0x3FFF<<0) |
1353 | #define ISCSI_TEXT_REQUEST_INDEX_SHIFT 0 |
1354 | #define ISCSI_TEXT_REQUEST_TYPE (0x3<<14) |
1355 | #define ISCSI_TEXT_REQUEST_TYPE_SHIFT 14 |
1356 | #elif defined(__LITTLE_ENDIAN) |
1357 | u16 itt; |
1358 | #define ISCSI_TEXT_REQUEST_INDEX (0x3FFF<<0) |
1359 | #define ISCSI_TEXT_REQUEST_INDEX_SHIFT 0 |
1360 | #define ISCSI_TEXT_REQUEST_TYPE (0x3<<14) |
1361 | #define ISCSI_TEXT_REQUEST_TYPE_SHIFT 14 |
1362 | u16 reserved3; |
1363 | #endif |
1364 | u32 ttt; |
1365 | u32 cmd_sn; |
1366 | u32 reserved4[2]; |
1367 | u32 resp_bd_list_addr_lo; |
1368 | u32 resp_bd_list_addr_hi; |
1369 | u32 resp_buffer; |
1370 | #define ISCSI_TEXT_REQUEST_RESP_BUFFER_LENGTH (0xFFFFFF<<0) |
1371 | #define ISCSI_TEXT_REQUEST_RESP_BUFFER_LENGTH_SHIFT 0 |
1372 | #define ISCSI_TEXT_REQUEST_NUM_RESP_BDS (0xFF<<24) |
1373 | #define ISCSI_TEXT_REQUEST_NUM_RESP_BDS_SHIFT 24 |
1374 | u32 zero_fill; |
1375 | u32 bd_list_addr_lo; |
1376 | u32 bd_list_addr_hi; |
1377 | #if defined(__BIG_ENDIAN) |
1378 | u8 cq_index; |
1379 | u8 reserved7; |
1380 | u8 reserved6; |
1381 | u8 num_bds; |
1382 | #elif defined(__LITTLE_ENDIAN) |
1383 | u8 num_bds; |
1384 | u8 reserved6; |
1385 | u8 reserved7; |
1386 | u8 cq_index; |
1387 | #endif |
1388 | }; |
1389 | |
1390 | /* |
1391 | * iSCSI SQ WQE |
1392 | */ |
1393 | union iscsi_request { |
1394 | struct bnx2i_cmd_request cmd; |
1395 | struct bnx2i_tmf_request tmf; |
1396 | struct bnx2i_nop_out_request nop_out; |
1397 | struct bnx2i_login_request login_req; |
1398 | struct bnx2i_text_request text; |
1399 | struct bnx2i_logout_request logout_req; |
1400 | struct bnx2i_cleanup_request cleanup; |
1401 | }; |
1402 | |
1403 | |
1404 | /* |
1405 | * iSCSI TMF CQE |
1406 | */ |
1407 | struct bnx2i_tmf_response { |
1408 | #if defined(__BIG_ENDIAN) |
1409 | u8 op_code; |
1410 | u8 reserved1; |
1411 | u8 response; |
1412 | u8 reserved0; |
1413 | #elif defined(__LITTLE_ENDIAN) |
1414 | u8 reserved0; |
1415 | u8 response; |
1416 | u8 reserved1; |
1417 | u8 op_code; |
1418 | #endif |
1419 | u32 reserved2; |
1420 | u32 exp_cmd_sn; |
1421 | u32 max_cmd_sn; |
1422 | u32 reserved3[2]; |
1423 | #if defined(__BIG_ENDIAN) |
1424 | u16 reserved5; |
1425 | u8 err_code; |
1426 | u8 reserved4; |
1427 | #elif defined(__LITTLE_ENDIAN) |
1428 | u8 reserved4; |
1429 | u8 err_code; |
1430 | u16 reserved5; |
1431 | #endif |
1432 | u32 reserved6[7]; |
1433 | #if defined(__BIG_ENDIAN) |
1434 | u16 reserved7; |
1435 | u16 itt; |
1436 | #define ISCSI_TMF_RESPONSE_INDEX (0x3FFF<<0) |
1437 | #define ISCSI_TMF_RESPONSE_INDEX_SHIFT 0 |
1438 | #define ISCSI_TMF_RESPONSE_TYPE (0x3<<14) |
1439 | #define ISCSI_TMF_RESPONSE_TYPE_SHIFT 14 |
1440 | #elif defined(__LITTLE_ENDIAN) |
1441 | u16 itt; |
1442 | #define ISCSI_TMF_RESPONSE_INDEX (0x3FFF<<0) |
1443 | #define ISCSI_TMF_RESPONSE_INDEX_SHIFT 0 |
1444 | #define ISCSI_TMF_RESPONSE_TYPE (0x3<<14) |
1445 | #define ISCSI_TMF_RESPONSE_TYPE_SHIFT 14 |
1446 | u16 reserved7; |
1447 | #endif |
1448 | u32 cq_req_sn; |
1449 | }; |
1450 | |
1451 | /* |
1452 | * iSCSI Text CQE |
1453 | */ |
1454 | struct bnx2i_text_response { |
1455 | #if defined(__BIG_ENDIAN) |
1456 | u8 op_code; |
1457 | u8 response_flags; |
1458 | #define ISCSI_TEXT_RESPONSE_RESERVED1 (0x3F<<0) |
1459 | #define ISCSI_TEXT_RESPONSE_RESERVED1_SHIFT 0 |
1460 | #define ISCSI_TEXT_RESPONSE_CONT (0x1<<6) |
1461 | #define ISCSI_TEXT_RESPONSE_CONT_SHIFT 6 |
1462 | #define ISCSI_TEXT_RESPONSE_FINAL (0x1<<7) |
1463 | #define ISCSI_TEXT_RESPONSE_FINAL_SHIFT 7 |
1464 | u16 reserved0; |
1465 | #elif defined(__LITTLE_ENDIAN) |
1466 | u16 reserved0; |
1467 | u8 response_flags; |
1468 | #define ISCSI_TEXT_RESPONSE_RESERVED1 (0x3F<<0) |
1469 | #define ISCSI_TEXT_RESPONSE_RESERVED1_SHIFT 0 |
1470 | #define ISCSI_TEXT_RESPONSE_CONT (0x1<<6) |
1471 | #define ISCSI_TEXT_RESPONSE_CONT_SHIFT 6 |
1472 | #define ISCSI_TEXT_RESPONSE_FINAL (0x1<<7) |
1473 | #define ISCSI_TEXT_RESPONSE_FINAL_SHIFT 7 |
1474 | u8 op_code; |
1475 | #endif |
1476 | u32 data_length; |
1477 | u32 exp_cmd_sn; |
1478 | u32 max_cmd_sn; |
1479 | u32 ttt; |
1480 | u32 reserved2; |
1481 | #if defined(__BIG_ENDIAN) |
1482 | u16 reserved4; |
1483 | u8 err_code; |
1484 | u8 reserved3; |
1485 | #elif defined(__LITTLE_ENDIAN) |
1486 | u8 reserved3; |
1487 | u8 err_code; |
1488 | u16 reserved4; |
1489 | #endif |
1490 | u32 reserved5; |
1491 | u32 lun[2]; |
1492 | u32 reserved6[4]; |
1493 | #if defined(__BIG_ENDIAN) |
1494 | u16 reserved7; |
1495 | u16 itt; |
1496 | #define ISCSI_TEXT_RESPONSE_INDEX (0x3FFF<<0) |
1497 | #define ISCSI_TEXT_RESPONSE_INDEX_SHIFT 0 |
1498 | #define ISCSI_TEXT_RESPONSE_TYPE (0x3<<14) |
1499 | #define ISCSI_TEXT_RESPONSE_TYPE_SHIFT 14 |
1500 | #elif defined(__LITTLE_ENDIAN) |
1501 | u16 itt; |
1502 | #define ISCSI_TEXT_RESPONSE_INDEX (0x3FFF<<0) |
1503 | #define ISCSI_TEXT_RESPONSE_INDEX_SHIFT 0 |
1504 | #define ISCSI_TEXT_RESPONSE_TYPE (0x3<<14) |
1505 | #define ISCSI_TEXT_RESPONSE_TYPE_SHIFT 14 |
1506 | u16 reserved7; |
1507 | #endif |
1508 | u32 cq_req_sn; |
1509 | }; |
1510 | |
1511 | /* |
1512 | * iSCSI CQE |
1513 | */ |
1514 | union iscsi_response { |
1515 | struct bnx2i_cmd_response cmd; |
1516 | struct bnx2i_tmf_response tmf; |
1517 | struct bnx2i_login_response login_resp; |
1518 | struct bnx2i_text_response text; |
1519 | struct bnx2i_logout_response logout_resp; |
1520 | struct bnx2i_cleanup_response cleanup; |
1521 | struct bnx2i_reject_msg reject; |
1522 | struct bnx2i_async_msg async; |
1523 | struct bnx2i_nop_in_msg nop_in; |
1524 | }; |
1525 | |
1526 | #endif /* __57XX_ISCSI_HSI_LINUX_LE__ */ |
1527 | |