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9 #ifndef _TB_MSGS
10 #define _TB_MSGS
11
12 #include <linux/types.h>
13 #include <linux/uuid.h>
14
15 enum tb_cfg_space {
16 TB_CFG_HOPS = 0,
17 TB_CFG_PORT = 1,
18 TB_CFG_SWITCH = 2,
19 TB_CFG_COUNTERS = 3,
20 };
21
22 enum tb_cfg_error {
23 TB_CFG_ERROR_PORT_NOT_CONNECTED = 0,
24 TB_CFG_ERROR_LINK_ERROR = 1,
25 TB_CFG_ERROR_INVALID_CONFIG_SPACE = 2,
26 TB_CFG_ERROR_NO_SUCH_PORT = 4,
27 TB_CFG_ERROR_ACK_PLUG_EVENT = 7,
28 TB_CFG_ERROR_LOOP = 8,
29 TB_CFG_ERROR_HEC_ERROR_DETECTED = 12,
30 TB_CFG_ERROR_FLOW_CONTROL_ERROR = 13,
31 };
32
33
34 struct tb_cfg_header {
35 u32 route_hi:22;
36 u32 unknown:10;
37 u32 route_lo;
38 } __packed;
39
40
41 struct tb_cfg_address {
42 u32 offset:13;
43 u32 length:6;
44 u32 port:6;
45 enum tb_cfg_space space:2;
46 u32 seq:2;
47 u32 zero:3;
48 } __packed;
49
50
51 struct cfg_read_pkg {
52 struct tb_cfg_header header;
53 struct tb_cfg_address addr;
54 } __packed;
55
56
57 struct cfg_write_pkg {
58 struct tb_cfg_header header;
59 struct tb_cfg_address addr;
60 u32 data[64];
61 } __packed;
62
63
64 struct cfg_error_pkg {
65 struct tb_cfg_header header;
66 enum tb_cfg_error error:4;
67 u32 zero1:4;
68 u32 port:6;
69 u32 zero2:2;
70 u32 zero3:16;
71 } __packed;
72
73
74 struct cfg_event_pkg {
75 struct tb_cfg_header header;
76 u32 port:6;
77 u32 zero:25;
78 bool unplug:1;
79 } __packed;
80
81
82 struct cfg_reset_pkg {
83 struct tb_cfg_header header;
84 } __packed;
85
86
87 struct cfg_pts_pkg {
88 struct tb_cfg_header header;
89 u32 data;
90 } __packed;
91
92
93
94 enum icm_pkg_code {
95 ICM_GET_TOPOLOGY = 0x1,
96 ICM_DRIVER_READY = 0x3,
97 ICM_APPROVE_DEVICE = 0x4,
98 ICM_CHALLENGE_DEVICE = 0x5,
99 ICM_ADD_DEVICE_KEY = 0x6,
100 ICM_GET_ROUTE = 0xa,
101 ICM_APPROVE_XDOMAIN = 0x10,
102 ICM_DISCONNECT_XDOMAIN = 0x11,
103 ICM_PREBOOT_ACL = 0x18,
104 };
105
106 enum icm_event_code {
107 ICM_EVENT_DEVICE_CONNECTED = 0x3,
108 ICM_EVENT_DEVICE_DISCONNECTED = 0x4,
109 ICM_EVENT_XDOMAIN_CONNECTED = 0x6,
110 ICM_EVENT_XDOMAIN_DISCONNECTED = 0x7,
111 ICM_EVENT_RTD3_VETO = 0xa,
112 };
113
114 struct icm_pkg_header {
115 u8 code;
116 u8 flags;
117 u8 packet_id;
118 u8 total_packets;
119 };
120
121 #define ICM_FLAGS_ERROR BIT(0)
122 #define ICM_FLAGS_NO_KEY BIT(1)
123 #define ICM_FLAGS_SLEVEL_SHIFT 3
124 #define ICM_FLAGS_SLEVEL_MASK GENMASK(4, 3)
125 #define ICM_FLAGS_WRITE BIT(7)
126
127 struct icm_pkg_driver_ready {
128 struct icm_pkg_header hdr;
129 };
130
131
132
133 struct icm_fr_pkg_driver_ready_response {
134 struct icm_pkg_header hdr;
135 u8 romver;
136 u8 ramver;
137 u16 security_level;
138 };
139
140 #define ICM_FR_SLEVEL_MASK 0xf
141
142
143
144 struct icm_fr_pkg_get_topology {
145 struct icm_pkg_header hdr;
146 };
147
148 #define ICM_GET_TOPOLOGY_PACKETS 14
149
150 struct icm_fr_pkg_get_topology_response {
151 struct icm_pkg_header hdr;
152 u32 route_lo;
153 u32 route_hi;
154 u8 first_data;
155 u8 second_data;
156 u8 drom_i2c_address_index;
157 u8 switch_index;
158 u32 reserved[2];
159 u32 ports[16];
160 u32 port_hop_info[16];
161 };
162
163 #define ICM_SWITCH_USED BIT(0)
164 #define ICM_SWITCH_UPSTREAM_PORT_MASK GENMASK(7, 1)
165 #define ICM_SWITCH_UPSTREAM_PORT_SHIFT 1
166
167 #define ICM_PORT_TYPE_MASK GENMASK(23, 0)
168 #define ICM_PORT_INDEX_SHIFT 24
169 #define ICM_PORT_INDEX_MASK GENMASK(31, 24)
170
171 struct icm_fr_event_device_connected {
172 struct icm_pkg_header hdr;
173 uuid_t ep_uuid;
174 u8 connection_key;
175 u8 connection_id;
176 u16 link_info;
177 u32 ep_name[55];
178 };
179
180 #define ICM_LINK_INFO_LINK_MASK 0x7
181 #define ICM_LINK_INFO_DEPTH_SHIFT 4
182 #define ICM_LINK_INFO_DEPTH_MASK GENMASK(7, 4)
183 #define ICM_LINK_INFO_APPROVED BIT(8)
184 #define ICM_LINK_INFO_REJECTED BIT(9)
185 #define ICM_LINK_INFO_BOOT BIT(10)
186
187 struct icm_fr_pkg_approve_device {
188 struct icm_pkg_header hdr;
189 uuid_t ep_uuid;
190 u8 connection_key;
191 u8 connection_id;
192 u16 reserved;
193 };
194
195 struct icm_fr_event_device_disconnected {
196 struct icm_pkg_header hdr;
197 u16 reserved;
198 u16 link_info;
199 };
200
201 struct icm_fr_event_xdomain_connected {
202 struct icm_pkg_header hdr;
203 u16 reserved;
204 u16 link_info;
205 uuid_t remote_uuid;
206 uuid_t local_uuid;
207 u32 local_route_hi;
208 u32 local_route_lo;
209 u32 remote_route_hi;
210 u32 remote_route_lo;
211 };
212
213 struct icm_fr_event_xdomain_disconnected {
214 struct icm_pkg_header hdr;
215 u16 reserved;
216 u16 link_info;
217 uuid_t remote_uuid;
218 };
219
220 struct icm_fr_pkg_add_device_key {
221 struct icm_pkg_header hdr;
222 uuid_t ep_uuid;
223 u8 connection_key;
224 u8 connection_id;
225 u16 reserved;
226 u32 key[8];
227 };
228
229 struct icm_fr_pkg_add_device_key_response {
230 struct icm_pkg_header hdr;
231 uuid_t ep_uuid;
232 u8 connection_key;
233 u8 connection_id;
234 u16 reserved;
235 };
236
237 struct icm_fr_pkg_challenge_device {
238 struct icm_pkg_header hdr;
239 uuid_t ep_uuid;
240 u8 connection_key;
241 u8 connection_id;
242 u16 reserved;
243 u32 challenge[8];
244 };
245
246 struct icm_fr_pkg_challenge_device_response {
247 struct icm_pkg_header hdr;
248 uuid_t ep_uuid;
249 u8 connection_key;
250 u8 connection_id;
251 u16 reserved;
252 u32 challenge[8];
253 u32 response[8];
254 };
255
256 struct icm_fr_pkg_approve_xdomain {
257 struct icm_pkg_header hdr;
258 u16 reserved;
259 u16 link_info;
260 uuid_t remote_uuid;
261 u16 transmit_path;
262 u16 transmit_ring;
263 u16 receive_path;
264 u16 receive_ring;
265 };
266
267 struct icm_fr_pkg_approve_xdomain_response {
268 struct icm_pkg_header hdr;
269 u16 reserved;
270 u16 link_info;
271 uuid_t remote_uuid;
272 u16 transmit_path;
273 u16 transmit_ring;
274 u16 receive_path;
275 u16 receive_ring;
276 };
277
278
279
280 struct icm_ar_pkg_driver_ready_response {
281 struct icm_pkg_header hdr;
282 u8 romver;
283 u8 ramver;
284 u16 info;
285 };
286
287 #define ICM_AR_FLAGS_RTD3 BIT(6)
288
289 #define ICM_AR_INFO_SLEVEL_MASK GENMASK(3, 0)
290 #define ICM_AR_INFO_BOOT_ACL_SHIFT 7
291 #define ICM_AR_INFO_BOOT_ACL_MASK GENMASK(11, 7)
292 #define ICM_AR_INFO_BOOT_ACL_SUPPORTED BIT(13)
293
294 struct icm_ar_pkg_get_route {
295 struct icm_pkg_header hdr;
296 u16 reserved;
297 u16 link_info;
298 };
299
300 struct icm_ar_pkg_get_route_response {
301 struct icm_pkg_header hdr;
302 u16 reserved;
303 u16 link_info;
304 u32 route_hi;
305 u32 route_lo;
306 };
307
308 struct icm_ar_boot_acl_entry {
309 u32 uuid_lo;
310 u32 uuid_hi;
311 };
312
313 #define ICM_AR_PREBOOT_ACL_ENTRIES 16
314
315 struct icm_ar_pkg_preboot_acl {
316 struct icm_pkg_header hdr;
317 struct icm_ar_boot_acl_entry acl[ICM_AR_PREBOOT_ACL_ENTRIES];
318 };
319
320 struct icm_ar_pkg_preboot_acl_response {
321 struct icm_pkg_header hdr;
322 struct icm_ar_boot_acl_entry acl[ICM_AR_PREBOOT_ACL_ENTRIES];
323 };
324
325
326
327 struct icm_tr_pkg_driver_ready_response {
328 struct icm_pkg_header hdr;
329 u16 reserved1;
330 u16 info;
331 u32 nvm_version;
332 u16 device_id;
333 u16 reserved2;
334 };
335
336 #define ICM_TR_FLAGS_RTD3 BIT(6)
337
338 #define ICM_TR_INFO_SLEVEL_MASK GENMASK(2, 0)
339 #define ICM_TR_INFO_BOOT_ACL_SHIFT 7
340 #define ICM_TR_INFO_BOOT_ACL_MASK GENMASK(12, 7)
341
342 struct icm_tr_event_device_connected {
343 struct icm_pkg_header hdr;
344 uuid_t ep_uuid;
345 u32 route_hi;
346 u32 route_lo;
347 u8 connection_id;
348 u8 reserved;
349 u16 link_info;
350 u32 ep_name[55];
351 };
352
353 struct icm_tr_event_device_disconnected {
354 struct icm_pkg_header hdr;
355 u32 route_hi;
356 u32 route_lo;
357 };
358
359 struct icm_tr_event_xdomain_connected {
360 struct icm_pkg_header hdr;
361 u16 reserved;
362 u16 link_info;
363 uuid_t remote_uuid;
364 uuid_t local_uuid;
365 u32 local_route_hi;
366 u32 local_route_lo;
367 u32 remote_route_hi;
368 u32 remote_route_lo;
369 };
370
371 struct icm_tr_event_xdomain_disconnected {
372 struct icm_pkg_header hdr;
373 u32 route_hi;
374 u32 route_lo;
375 uuid_t remote_uuid;
376 };
377
378 struct icm_tr_pkg_approve_device {
379 struct icm_pkg_header hdr;
380 uuid_t ep_uuid;
381 u32 route_hi;
382 u32 route_lo;
383 u8 connection_id;
384 u8 reserved1[3];
385 };
386
387 struct icm_tr_pkg_add_device_key {
388 struct icm_pkg_header hdr;
389 uuid_t ep_uuid;
390 u32 route_hi;
391 u32 route_lo;
392 u8 connection_id;
393 u8 reserved[3];
394 u32 key[8];
395 };
396
397 struct icm_tr_pkg_challenge_device {
398 struct icm_pkg_header hdr;
399 uuid_t ep_uuid;
400 u32 route_hi;
401 u32 route_lo;
402 u8 connection_id;
403 u8 reserved[3];
404 u32 challenge[8];
405 };
406
407 struct icm_tr_pkg_approve_xdomain {
408 struct icm_pkg_header hdr;
409 u32 route_hi;
410 u32 route_lo;
411 uuid_t remote_uuid;
412 u16 transmit_path;
413 u16 transmit_ring;
414 u16 receive_path;
415 u16 receive_ring;
416 };
417
418 struct icm_tr_pkg_disconnect_xdomain {
419 struct icm_pkg_header hdr;
420 u8 stage;
421 u8 reserved[3];
422 u32 route_hi;
423 u32 route_lo;
424 uuid_t remote_uuid;
425 };
426
427 struct icm_tr_pkg_challenge_device_response {
428 struct icm_pkg_header hdr;
429 uuid_t ep_uuid;
430 u32 route_hi;
431 u32 route_lo;
432 u8 connection_id;
433 u8 reserved[3];
434 u32 challenge[8];
435 u32 response[8];
436 };
437
438 struct icm_tr_pkg_add_device_key_response {
439 struct icm_pkg_header hdr;
440 uuid_t ep_uuid;
441 u32 route_hi;
442 u32 route_lo;
443 u8 connection_id;
444 u8 reserved[3];
445 };
446
447 struct icm_tr_pkg_approve_xdomain_response {
448 struct icm_pkg_header hdr;
449 u32 route_hi;
450 u32 route_lo;
451 uuid_t remote_uuid;
452 u16 transmit_path;
453 u16 transmit_ring;
454 u16 receive_path;
455 u16 receive_ring;
456 };
457
458 struct icm_tr_pkg_disconnect_xdomain_response {
459 struct icm_pkg_header hdr;
460 u8 stage;
461 u8 reserved[3];
462 u32 route_hi;
463 u32 route_lo;
464 uuid_t remote_uuid;
465 };
466
467
468
469 struct icm_icl_event_rtd3_veto {
470 struct icm_pkg_header hdr;
471 u32 veto_reason;
472 };
473
474
475
476 struct tb_xdomain_header {
477 u32 route_hi;
478 u32 route_lo;
479 u32 length_sn;
480 };
481
482 #define TB_XDOMAIN_LENGTH_MASK GENMASK(5, 0)
483 #define TB_XDOMAIN_SN_MASK GENMASK(28, 27)
484 #define TB_XDOMAIN_SN_SHIFT 27
485
486 enum tb_xdp_type {
487 UUID_REQUEST_OLD = 1,
488 UUID_RESPONSE = 2,
489 PROPERTIES_REQUEST,
490 PROPERTIES_RESPONSE,
491 PROPERTIES_CHANGED_REQUEST,
492 PROPERTIES_CHANGED_RESPONSE,
493 ERROR_RESPONSE,
494 UUID_REQUEST = 12,
495 };
496
497 struct tb_xdp_header {
498 struct tb_xdomain_header xd_hdr;
499 uuid_t uuid;
500 u32 type;
501 };
502
503 struct tb_xdp_uuid {
504 struct tb_xdp_header hdr;
505 };
506
507 struct tb_xdp_uuid_response {
508 struct tb_xdp_header hdr;
509 uuid_t src_uuid;
510 u32 src_route_hi;
511 u32 src_route_lo;
512 };
513
514 struct tb_xdp_properties {
515 struct tb_xdp_header hdr;
516 uuid_t src_uuid;
517 uuid_t dst_uuid;
518 u16 offset;
519 u16 reserved;
520 };
521
522 struct tb_xdp_properties_response {
523 struct tb_xdp_header hdr;
524 uuid_t src_uuid;
525 uuid_t dst_uuid;
526 u16 offset;
527 u16 data_length;
528 u32 generation;
529 u32 data[0];
530 };
531
532
533
534
535
536 #define TB_XDP_PROPERTIES_MAX_DATA_LENGTH \
537 (((256 - 4 - sizeof(struct tb_xdp_properties_response))) / 4)
538
539
540 #define TB_XDP_PROPERTIES_MAX_LENGTH 500
541
542 struct tb_xdp_properties_changed {
543 struct tb_xdp_header hdr;
544 uuid_t src_uuid;
545 };
546
547 struct tb_xdp_properties_changed_response {
548 struct tb_xdp_header hdr;
549 };
550
551 enum tb_xdp_error {
552 ERROR_SUCCESS,
553 ERROR_UNKNOWN_PACKET,
554 ERROR_UNKNOWN_DOMAIN,
555 ERROR_NOT_SUPPORTED,
556 ERROR_NOT_READY,
557 };
558
559 struct tb_xdp_error_response {
560 struct tb_xdp_header hdr;
561 u32 error;
562 };
563
564 #endif