-
Notifications
You must be signed in to change notification settings - Fork 10
/
Copy pathdhd_debug.c
3628 lines (3217 loc) · 108 KB
/
dhd_debug.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* DHD debugability support
*
* Copyright (C) 2022, Broadcom.
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
*
* <<Broadcom-WL-IPTag/Open:>>
*
* $Id$
*/
#include <typedefs.h>
#include <osl.h>
#include <bcmutils.h>
#include <bcmendian.h>
#include <dngl_stats.h>
#include <dhd.h>
#include <dhd_dbg.h>
#include <dhd_dbg_ring.h>
#include <dhd_debug.h>
#include <dhd_mschdbg.h>
#include <dhd_bus.h>
#include <event_log.h>
#include <event_trace.h>
#include <msgtrace.h>
#if defined(DBG_PKT_MON)
#include <dhd_linux_priv.h>
#include <dhd_linux_wq.h>
#endif /* DBG_PKT_MON */
#if defined(DHD_PKT_LOGGING) && defined(DHD_PKT_LOGGING_DBGRING)
#include <dhd_pktlog.h>
#endif /* DHD_PKT_LOGGING && DHD_PKT_LOGGING_DBGRING */
#if defined(DHD_EVENT_LOG_FILTER)
#include <dhd_event_log_filter.h>
#endif /* DHD_EVENT_LOG_FILTER */
#ifdef WL_CFGVENDOR_CUST_ADVLOG
void wl_cfgvendor_custom_advlog_roam_log(void *plog, uint32 armcycle);
#endif /* WL_CFGVENDOR_CUST_ADVLOG */
#if defined(NDIS)
#if !defined(offsetof)
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
#endif /* !defined(offsetof) */
#define container_of(ptr, type, member) \
(type *)((char *)(ptr) - offsetof(type, member))
#endif
uint8 control_logtrace = CUSTOM_CONTROL_LOGTRACE;
struct map_table {
uint16 fw_id;
uint16 host_id;
char *desc;
};
struct map_table event_map[] = {
{WLC_E_AUTH, WIFI_EVENT_AUTH_COMPLETE, "AUTH_COMPLETE"},
{WLC_E_ASSOC, WIFI_EVENT_ASSOC_COMPLETE, "ASSOC_COMPLETE"},
{TRACE_FW_AUTH_STARTED, WIFI_EVENT_FW_AUTH_STARTED, "AUTH STARTED"},
{TRACE_FW_ASSOC_STARTED, WIFI_EVENT_FW_ASSOC_STARTED, "ASSOC STARTED"},
{TRACE_FW_RE_ASSOC_STARTED, WIFI_EVENT_FW_RE_ASSOC_STARTED, "REASSOC STARTED"},
{TRACE_G_SCAN_STARTED, WIFI_EVENT_G_SCAN_STARTED, "GSCAN STARTED"},
{WLC_E_PFN_SCAN_COMPLETE, WIFI_EVENT_G_SCAN_COMPLETE, "GSCAN COMPLETE"},
{WLC_E_DISASSOC, WIFI_EVENT_DISASSOCIATION_REQUESTED, "DIASSOC REQUESTED"},
{WLC_E_REASSOC, WIFI_EVENT_RE_ASSOCIATION_REQUESTED, "REASSOC REQUESTED"},
{TRACE_ROAM_SCAN_STARTED, WIFI_EVENT_ROAM_REQUESTED, "ROAM REQUESTED"},
{WLC_E_BEACON_FRAME_RX, WIFI_EVENT_BEACON_RECEIVED, "BEACON Received"},
{TRACE_ROAM_SCAN_STARTED, WIFI_EVENT_ROAM_SCAN_STARTED, "ROAM SCAN STARTED"},
{TRACE_ROAM_SCAN_COMPLETE, WIFI_EVENT_ROAM_SCAN_COMPLETE, "ROAM SCAN COMPLETED"},
{TRACE_ROAM_AUTH_STARTED, WIFI_EVENT_ROAM_AUTH_STARTED, "ROAM AUTH STARTED"},
{WLC_E_AUTH, WIFI_EVENT_ROAM_AUTH_COMPLETE, "ROAM AUTH COMPLETED"},
{TRACE_FW_RE_ASSOC_STARTED, WIFI_EVENT_ROAM_ASSOC_STARTED, "ROAM ASSOC STARTED"},
{WLC_E_ASSOC, WIFI_EVENT_ROAM_ASSOC_COMPLETE, "ROAM ASSOC COMPLETED"},
{TRACE_ROAM_SCAN_COMPLETE, WIFI_EVENT_ROAM_SCAN_COMPLETE, "ROAM SCAN COMPLETED"},
{TRACE_BT_COEX_BT_SCO_START, WIFI_EVENT_BT_COEX_BT_SCO_START, "BT SCO START"},
{TRACE_BT_COEX_BT_SCO_STOP, WIFI_EVENT_BT_COEX_BT_SCO_STOP, "BT SCO STOP"},
{TRACE_BT_COEX_BT_SCAN_START, WIFI_EVENT_BT_COEX_BT_SCAN_START, "BT COEX SCAN START"},
{TRACE_BT_COEX_BT_SCAN_STOP, WIFI_EVENT_BT_COEX_BT_SCAN_STOP, "BT COEX SCAN STOP"},
{TRACE_BT_COEX_BT_HID_START, WIFI_EVENT_BT_COEX_BT_HID_START, "BT HID START"},
{TRACE_BT_COEX_BT_HID_STOP, WIFI_EVENT_BT_COEX_BT_HID_STOP, "BT HID STOP"},
{WLC_E_EAPOL_MSG, WIFI_EVENT_FW_EAPOL_FRAME_RECEIVED, "FW EAPOL PKT RECEIVED"},
{TRACE_FW_EAPOL_FRAME_TRANSMIT_START, WIFI_EVENT_FW_EAPOL_FRAME_TRANSMIT_START,
"FW EAPOL PKT TRANSMITED"},
{TRACE_FW_EAPOL_FRAME_TRANSMIT_STOP, WIFI_EVENT_FW_EAPOL_FRAME_TRANSMIT_STOP,
"FW EAPOL PKT TX STOPPED"},
{TRACE_BLOCK_ACK_NEGOTIATION_COMPLETE, WIFI_EVENT_BLOCK_ACK_NEGOTIATION_COMPLETE,
"BLOCK ACK NEGO COMPLETED"},
};
struct map_table event_tag_map[] = {
{TRACE_TAG_VENDOR_SPECIFIC, WIFI_TAG_VENDOR_SPECIFIC, "VENDOR SPECIFIC DATA"},
{TRACE_TAG_BSSID, WIFI_TAG_BSSID, "BSSID"},
{TRACE_TAG_ADDR, WIFI_TAG_ADDR, "ADDR_0"},
{TRACE_TAG_SSID, WIFI_TAG_SSID, "SSID"},
{TRACE_TAG_STATUS, WIFI_TAG_STATUS, "STATUS"},
{TRACE_TAG_CHANNEL_SPEC, WIFI_TAG_CHANNEL_SPEC, "CHANSPEC"},
{TRACE_TAG_WAKE_LOCK_EVENT, WIFI_TAG_WAKE_LOCK_EVENT, "WAKELOCK EVENT"},
{TRACE_TAG_ADDR1, WIFI_TAG_ADDR1, "ADDR_1"},
{TRACE_TAG_ADDR2, WIFI_TAG_ADDR2, "ADDR_2"},
{TRACE_TAG_ADDR3, WIFI_TAG_ADDR3, "ADDR_3"},
{TRACE_TAG_ADDR4, WIFI_TAG_ADDR4, "ADDR_4"},
{TRACE_TAG_TSF, WIFI_TAG_TSF, "TSF"},
{TRACE_TAG_IE, WIFI_TAG_IE, "802.11 IE"},
{TRACE_TAG_INTERFACE, WIFI_TAG_INTERFACE, "INTERFACE"},
{TRACE_TAG_REASON_CODE, WIFI_TAG_REASON_CODE, "REASON CODE"},
{TRACE_TAG_RATE_MBPS, WIFI_TAG_RATE_MBPS, "RATE"},
};
struct event_log_table {
int log_level;
uint16 tag;
uint8 set;
char *desc;
};
/* define log level per ring type */
struct event_log_table fw_verbose_level_map[] = {
{1, EVENT_LOG_TAG_PCI_ERROR, EVENT_LOG_SET_BUS, "PCI_ERROR"},
{1, EVENT_LOG_TAG_PCI_WARN, EVENT_LOG_SET_PRSRV_BUS, "PCI_WARN"},
{1, EVENT_LOG_TAG_PCI_INFO, EVENT_LOG_SET_BUS, "PCI_INFO"},
{3, EVENT_LOG_TAG_PCI_DBG, EVENT_LOG_SET_BUS, "PCI_DEBUG"},
{2, EVENT_LOG_TAG_BEACON_LOG, EVENT_LOG_SET_PRSRV_CHATTY, "BEACON_LOG"},
{1, EVENT_LOG_TAG_WL_ASSOC_LOG, EVENT_LOG_SET_PRSRV, "ASSOC_LOG"},
{1, EVENT_LOG_TAG_WL_ROAM_LOG, EVENT_LOG_SET_PRSRV, "ROAM_LOG"},
{1, EVENT_LOG_TAG_TRACE_WL_INFO, EVENT_LOG_SET_WL, "WL INFO"},
{1, EVENT_LOG_TAG_TRACE_BTCOEX_INFO, EVENT_LOG_SET_WL, "BTCOEX INFO"},
#ifdef DHD_RANDMAC_LOGGING
{1, EVENT_LOG_TAG_RANDMAC_ERR, EVENT_LOG_SET_PRSRV, "RANDMAC_ERR"},
#endif /* DHD_RANDMAC_LOGGING */
{1, EVENT_LOG_TAG_SCAN_WARN, EVENT_LOG_SET_PRSRV_CHATTY, "SCAN_WARN"},
{2, EVENT_LOG_TAG_SCAN_ERROR, EVENT_LOG_SET_ERROR, "SCAN_ERROR"},
{1, EVENT_LOG_TAG_SCAN_TRACE_LOW, EVENT_LOG_SET_PRSRV, "SCAN_TRACE_LOW"},
{1, EVENT_LOG_TAG_SCAN_TRACE_HIGH, EVENT_LOG_SET_WL, "SCAN_TRACE_HIGH"},
};
/* reference tab table */
uint ref_tag_tbl[EVENT_LOG_TAG_MAX + 1] = {0};
typedef struct dhddbg_loglist_item {
dll_t list;
prcd_event_log_hdr_t prcd_log_hdr;
} loglist_item_t;
typedef struct dhbdbg_pending_item {
dll_t list;
dhd_dbg_ring_status_t ring_status;
dhd_dbg_ring_entry_t *ring_entry;
} pending_item_t;
/* trace log entry header user space processing */
struct tracelog_header {
int magic_num;
int buf_size;
int seq_num;
};
#define TRACE_LOG_MAGIC_NUMBER 0xEAE47C06
#ifdef DHD_PKT_LOGGING_DBGRING
int
dhd_dbg_update_to_ring(dhd_pub_t *dhdp, void *ring, uint32 w_len)
{
return dhd_dbg_push_to_ring(dhdp, ((dhd_dbg_ring_t *)ring)->id, NULL, (void*)&w_len);
}
static uint32
dhd_dbg_urgent_pull(dhd_pub_t *dhdp, dhd_dbg_ring_t *ring)
{
uint32 pending_len = 0;
struct dhd_pktlog_ring *pktlog_ring;
if (ring->id != PACKET_LOG_RING_ID) {
return pending_len;
}
if (ring->stat.written_bytes > ring->stat.read_bytes) {
pending_len = ring->stat.written_bytes - ring->stat.read_bytes;
} else {
pending_len = 0;
}
pktlog_ring = dhdp->pktlog->pktlog_ring;
if (pktlog_ring->pktcount >= DHD_PACKET_LOG_RING_SUSPEND_THRESHOLD) {
dhd_pktlog_suspend(dhdp);
}
if (pending_len > ring->threshold) {
DHD_INFO(("%s: pending_len(%d) is exceeded threshold(%d), pktcount(%d)\n",
__FUNCTION__, pending_len, ring->threshold, pktlog_ring->pktcount));
}
return pending_len;
}
#endif /* DHD_PKT_LOGGING_DBGRING */
#ifdef DHD_DEBUGABILITY_DEBUG_DUMP
int
dhd_debug_dump_ring_push(dhd_pub_t *dhdp, int ring_id, uint32 len, void *data)
{
dhd_dbg_ring_t *ring;
int ret = 0;
uint32 remain_len = 0;
char *cur_buf;
dhd_dbg_ring_entry_t msg_hdr;
if (!dhdp || !dhdp->dbg) {
return BCME_BADADDR;
}
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
remain_len = len;
cur_buf = data;
memset(&msg_hdr, 0, sizeof(msg_hdr));
while (remain_len > 0) {
msg_hdr.type = DBG_RING_ENTRY_DATA_TYPE;
msg_hdr.len = MIN(remain_len, DHD_DEBUG_DUMP_NETLINK_MAX);
ret = dhd_dbg_ring_push(ring, &msg_hdr, cur_buf);
if (ret == BCME_OK) {
cur_buf += msg_hdr.len;
remain_len -= msg_hdr.len;
}
}
return ret;
}
#endif /* DHD_DEBUGABILITY_DEBUG_DUMP */
int
dhd_dbg_push_to_ring(dhd_pub_t *dhdp, int ring_id, dhd_dbg_ring_entry_t *hdr, void *data)
{
dhd_dbg_ring_t *ring;
int ret = 0;
uint32 pending_len = 0;
if (!dhdp || !dhdp->dbg) {
return BCME_BADADDR;
}
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
#ifdef DHD_PKT_LOGGING_DBGRING
if (ring_id == PACKET_LOG_RING_ID) {
ret = dhd_dbg_ring_update(ring, *(uint32*)data);
} else
#endif /* DHD_PKT_LOGGING_DBGRING */
{
ret = dhd_dbg_ring_push(ring, hdr, data);
}
if (ret != BCME_OK)
return ret;
#ifdef DHD_PKT_LOGGING_DBGRING
pending_len = dhd_dbg_urgent_pull(dhdp, ring);
#endif /* DHD_PKT_LOGGING_DBGRING */
if (pending_len == 0) {
pending_len = dhd_dbg_ring_get_pending_len(ring);
}
dhd_dbg_ring_sched_pull(ring, pending_len, dhdp->dbg->pullreq,
dhdp->dbg->private, ring->id);
return ret;
}
dhd_dbg_ring_t *
dhd_dbg_get_ring_from_ring_id(dhd_pub_t *dhdp, int ring_id)
{
if (!dhdp || !dhdp->dbg) {
return NULL;
}
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return NULL;
}
return &dhdp->dbg->dbg_rings[ring_id];
}
int
dhd_dbg_pull_single_from_ring(dhd_pub_t *dhdp, int ring_id, void *data, uint32 buf_len,
bool strip_header)
{
dhd_dbg_ring_t *ring;
if (!dhdp || !dhdp->dbg) {
return 0;
}
if (!VALID_RING(ring_id)) {
DHD_ERROR(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
return dhd_dbg_ring_pull_single(ring, data, buf_len, strip_header);
}
#ifdef DHD_PKT_LOGGING_DBGRING
extern int dhd_pktlog_dump_write(dhd_pub_t *dhdp, void *file,
const void *user_buf, uint32 *written_bytes);
int
dhd_dbg_pull_from_pktlog(dhd_pub_t *dhdp, int ring_id, void *data, uint32 buf_len)
{
dhd_dbg_ring_entry_t *r_entry = NULL;
char *buf = NULL;
int ret = BCME_OK;
uint32 written_bytes = 0;
if (!dhdp || !dhdp->dbg) {
return 0;
}
if (!VALID_RING(ring_id)) {
DHD_DBGIF(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
if (ring_id != PACKET_LOG_RING_ID) {
return BCME_UNSUPPORTED;
}
r_entry = (dhd_dbg_ring_entry_t *)data;
r_entry->len = buf_len - DBG_RING_ENTRY_SIZE;
written_bytes = (uint32)r_entry->len;
if (!written_bytes) {
return 0;
}
r_entry->type = DBG_RING_ENTRY_DATA_TYPE;
r_entry->flags = (DBG_RING_ENTRY_FLAGS_HAS_TIMESTAMP |
DBG_RING_ENTRY_FLAGS_HAS_BINARY);
r_entry->timestamp = local_clock();
r_entry->timestamp = DIV_U64_BY_U32(r_entry->timestamp, NSEC_PER_MSEC);
buf = (char*)data;
ret = dhd_pktlog_dump_write(dhdp, NULL, buf + DBG_RING_ENTRY_SIZE, &written_bytes);
if (ret != BCME_OK) {
DHD_DBGIF(("%s : pktlog_dump error\n", __FUNCTION__));
buf_len = 0;
} else {
r_entry->len = (uint16)written_bytes;
buf_len = r_entry->len + DBG_RING_ENTRY_SIZE;
}
return buf_len;
}
#endif /* DHD_PKT_LOGGING_DBGRING */
int
dhd_dbg_pull_from_ring(dhd_pub_t *dhdp, int ring_id, void *data, uint32 buf_len,
int *num_entries)
{
dhd_dbg_ring_t *ring;
if (!dhdp || !dhdp->dbg)
return 0;
if (!VALID_RING(ring_id)) {
DHD_DBGIF(("%s : invalid ring_id : %d\n", __FUNCTION__, ring_id));
return BCME_RANGE;
}
ring = &dhdp->dbg->dbg_rings[ring_id];
return dhd_dbg_ring_pull(ring, data, buf_len, FALSE, num_entries);
}
static int
dhd_dbg_msgtrace_seqchk(uint32 *prev, uint32 cur)
{
/* normal case including wrap around */
if ((cur == 0 && *prev == 0xFFFFFFFF) || ((cur - *prev) == 1)) {
goto done;
} else if (cur == *prev) {
DHD_EVENT(("%s duplicate trace\n", __FUNCTION__));
return -1;
} else if (cur > *prev) {
DHD_EVENT(("%s lost %d packets\n", __FUNCTION__, cur - *prev));
} else {
DHD_EVENT(("%s seq out of order, dhd %d, dongle %d\n",
__FUNCTION__, *prev, cur));
}
done:
*prev = cur;
return 0;
}
static void
dhd_dbg_msgtrace_msg_parser(void *event_data)
{
msgtrace_hdr_t *hdr;
char *data, *s;
static uint32 seqnum_prev = 0;
if (!event_data) {
DHD_ERROR(("%s: event_data is NULL\n", __FUNCTION__));
return;
}
hdr = (msgtrace_hdr_t *)event_data;
data = (char *)event_data + MSGTRACE_HDRLEN;
/* There are 2 bytes available at the end of data */
data[ntoh16(hdr->len)] = '\0';
if (ntoh32(hdr->discarded_bytes) || ntoh32(hdr->discarded_printf)) {
DHD_DBGIF(("WLC_E_TRACE: [Discarded traces in dongle -->"
"discarded_bytes %d discarded_printf %d]\n",
ntoh32(hdr->discarded_bytes),
ntoh32(hdr->discarded_printf)));
}
if (dhd_dbg_msgtrace_seqchk(&seqnum_prev, ntoh32(hdr->seqnum)))
return;
/* Display the trace buffer. Advance from
* \n to \n to avoid display big
* printf (issue with Linux printk )
*/
while (*data != '\0' && (s = strstr(data, "\n")) != NULL) {
*s = '\0';
printf("[FWLOG] %s\n", data);
data = s+1;
}
if (*data)
printf("[FWLOG] %s", data);
}
#ifdef SHOW_LOGTRACE
#define DATA_UNIT_FOR_LOG_CNT 4
#if defined(STRICT_GCC_WARNINGS) && defined(__GNUC__)
#pragma GCC diagnostic pop
#endif
int
replace_percent_p_to_x(char *fmt)
{
int p_to_x_done = FALSE;
while (*fmt != '\0')
{
/* Skip characters will we see a % */
if (*fmt++ != '%')
{
continue;
}
/*
* Skip any flags, field width and precision:
*Flags: Followed by %
* #, 0, -, ' ', +
*/
if (*fmt == '#')
fmt++;
if (*fmt == '0' || *fmt == '-' || *fmt == '+')
fmt++;
/*
* Field width:
* An optional decimal digit string (with non-zero first digit)
* specifying a minimum field width
*/
while (*fmt && bcm_isdigit(*fmt))
fmt++;
/*
* Precision:
* An optional precision, in the form of a period ('.') followed by an
* optional decimal digit string.
*/
if (*fmt == '.')
{
fmt++;
while (*fmt && bcm_isdigit(*fmt)) fmt++;
}
/* If %p is seen, change it to %x */
if (*fmt == 'p')
{
*fmt = 'x';
p_to_x_done = TRUE;
}
if (*fmt)
fmt++;
}
return p_to_x_done;
}
/* To identify format of types %Ns where N >= 0 is a number */
bool
check_valid_string_format(char *curr_ptr)
{
char *next_ptr;
if ((next_ptr = bcmstrstr(curr_ptr, "s")) != NULL) {
/* Default %s format */
if (curr_ptr == next_ptr) {
return TRUE;
}
/* Verify each charater between '%' and 's' is a valid number */
while (curr_ptr < next_ptr) {
if (bcm_isdigit(*curr_ptr) == FALSE) {
return FALSE;
}
curr_ptr++;
}
return TRUE;
} else {
return FALSE;
}
}
/* To identify format of non string format types */
bool
check_valid_non_string_format(char *curr_ptr)
{
char *next_ptr;
char *next_fmt_stptr;
char valid_fmt_types[17] = {'d', 'i', 'x', 'X', 'c', 'p', 'u',
'f', 'F', 'e', 'E', 'g', 'G', 'o',
'a', 'A', 'n'};
int i;
bool valid = FALSE;
/* Check for next % in the fmt str */
next_fmt_stptr = bcmstrstr(curr_ptr, "%");
for (next_ptr = curr_ptr; *next_ptr != '\0'; next_ptr++) {
for (i = 0; i < (int)((sizeof(valid_fmt_types))/sizeof(valid_fmt_types[0])); i++) {
if (*next_ptr == valid_fmt_types[i]) {
/* Check whether format type found corresponds to current %
* and not the next one, if exists.
*/
if ((next_fmt_stptr == NULL) ||
(next_fmt_stptr && (next_ptr < next_fmt_stptr))) {
/* Not validating for length/width fields in
* format specifier.
*/
valid = TRUE;
}
goto done;
}
}
}
done:
return valid;
}
#define MAX_NO_OF_ARG 16
#define FMTSTR_SIZE 200
#define ROMSTR_SIZE 268
#define SIZE_LOC_STR 50
#define LOG_PRINT_CNT_MAX 16u
#define EL_MSEC_PER_SEC 1000
#ifdef DHD_LOG_PRINT_RATE_LIMIT
#define MAX_LOG_PRINT_COUNT 100u
#define LOG_PRINT_THRESH (1u * USEC_PER_SEC)
#endif
#define EL_PARSE_VER "V02"
static uint64 verboselog_ts_saved = 0;
bool
dhd_dbg_process_event_log_hdr(event_log_hdr_t *log_hdr, prcd_event_log_hdr_t *prcd_log_hdr)
{
event_log_extended_hdr_t *ext_log_hdr;
uint16 event_log_fmt_num;
uint8 event_log_hdr_type;
uint8 extended_fmtnum = 0;
/* Identify the type of event tag, payload type etc.. */
event_log_hdr_type = log_hdr->fmt_num & DHD_EVENT_LOG_HDR_MASK;
event_log_fmt_num = (log_hdr->fmt_num >> DHD_EVENT_LOG_FMT_NUM_OFFSET) &
DHD_EVENT_LOG_FMT_NUM_MASK;
switch (event_log_hdr_type) {
case DHD_OW_NB_EVENT_LOG_HDR:
prcd_log_hdr->ext_event_log_hdr = FALSE;
prcd_log_hdr->binary_payload = FALSE;
break;
case DHD_TW_NB_EVENT_LOG_HDR:
prcd_log_hdr->ext_event_log_hdr = TRUE;
prcd_log_hdr->binary_payload = FALSE;
break;
case DHD_BI_EVENT_LOG_HDR:
if (event_log_fmt_num == DHD_OW_BI_EVENT_FMT_NUM) {
prcd_log_hdr->ext_event_log_hdr = FALSE;
prcd_log_hdr->binary_payload = TRUE;
} else if (event_log_fmt_num == DHD_TW_BI_EVENT_FMT_NUM) {
prcd_log_hdr->ext_event_log_hdr = TRUE;
prcd_log_hdr->binary_payload = TRUE;
} else {
DHD_ERROR(("%s: invalid format number 0x%X\n",
__FUNCTION__, event_log_fmt_num));
return FALSE;
}
break;
case DHD_INVALID_EVENT_LOG_HDR:
default:
DHD_ERROR(("%s: invalid event log header type 0x%X\n",
__FUNCTION__, event_log_hdr_type));
return FALSE;
}
/* Parse extended and legacy event log headers and populate prcd_event_log_hdr_t */
if (prcd_log_hdr->ext_event_log_hdr) {
ext_log_hdr = (event_log_extended_hdr_t *)
((uint8 *)log_hdr - sizeof(event_log_hdr_t));
extended_fmtnum = (ext_log_hdr->extended_fmtnum & DHD_EXT_FMTNUM_MASK);
}
/* Parse extended event log tag */
if (prcd_log_hdr->ext_event_log_hdr) {
prcd_log_hdr->tag = ((ext_log_hdr->extended_tag &
DHD_TW_VALID_TAG_BITS_MASK) << DHD_TW_EVENT_LOG_TAG_OFFSET) | log_hdr->tag;
} else {
prcd_log_hdr->tag = log_hdr->tag;
}
/* Parse extended format number */
if ((event_log_hdr_type == DHD_TW_NB_EVENT_LOG_HDR) && (extended_fmtnum != 0)) {
prcd_log_hdr->fmt_num_raw = (extended_fmtnum << 16) | log_hdr->fmt_num;
prcd_log_hdr->fmt_num = (extended_fmtnum << 14) | event_log_fmt_num;
} else {
prcd_log_hdr->fmt_num_raw = log_hdr->fmt_num;
prcd_log_hdr->fmt_num = event_log_fmt_num;
}
prcd_log_hdr->count = log_hdr->count;
/* update arm cycle */
/*
* For loegacy event tag :-
* |payload........|Timestamp| Tag
*
* For extended event tag:-
* |payload........|Timestamp|extended Tag| Tag.
*
*/
prcd_log_hdr->armcycle = prcd_log_hdr->ext_event_log_hdr ?
*(uint32 *)(log_hdr - EVENT_TAG_TIMESTAMP_EXT_OFFSET) :
*(uint32 *)(log_hdr - EVENT_TAG_TIMESTAMP_OFFSET);
/* update event log data pointer address */
prcd_log_hdr->log_ptr =
(uint32 *)log_hdr - log_hdr->count - prcd_log_hdr->ext_event_log_hdr;
/* handle error cases above this */
return TRUE;
}
static void
dhd_dbg_verboselog_handler(dhd_pub_t *dhdp, prcd_event_log_hdr_t *plog_hdr,
void *raw_event_ptr, uint32 logset, uint16 block, uint32* data)
{
event_log_hdr_t *ts_hdr;
uint32 *log_ptr = plog_hdr->log_ptr;
char fmtstr_loc_buf[ROMSTR_SIZE] = { 0 };
uint32 rom_str_len = 0;
uint32 *ts_data;
if (!raw_event_ptr) {
return;
}
if (log_ptr < data) {
DHD_ERROR(("Invalid log pointer, logptr : %p data : %p \n", log_ptr, data));
return;
}
if (log_ptr > data) {
/* Get time stamp if it's updated */
ts_hdr = (event_log_hdr_t *)((char *)log_ptr - sizeof(event_log_hdr_t));
if (ts_hdr->tag == EVENT_LOG_TAG_TS) {
ts_data = (uint32 *)ts_hdr - ts_hdr->count;
if (ts_data >= data) {
verboselog_ts_saved = (uint64)ts_data[0];
DHD_MSGTRACE_LOG(("EVENT_LOG_TS[0x%08x]: SYS:%08x CPU:%08x\n",
ts_data[ts_hdr->count - 1], ts_data[0], ts_data[1]));
}
} else if (ts_hdr->tag == EVENT_LOG_TAG_ENHANCED_TS) {
ets_msg_v1_t *ets;
ets = (ets_msg_v1_t *)ts_hdr - ts_hdr->count;
if ((uint32*)ets >= data &&
ts_hdr->count >= (sizeof(ets_msg_v1_t) / sizeof(uint32)) &&
ets->version == ENHANCED_TS_MSG_VERSION_1) {
DHD_MSGTRACE_LOG(("EVENT_LOG_ENHANCED_TS_V1: "
"SYS:%08x CPU:%08x CPUFREQ:%u\n",
ets->timestamp, ets->cyclecount, ets->cpu_freq));
}
}
}
if (plog_hdr->tag == EVENT_LOG_TAG_ROM_PRINTF) {
rom_str_len = (plog_hdr->count - 1) * sizeof(uint32);
if (rom_str_len >= (ROMSTR_SIZE -1))
rom_str_len = ROMSTR_SIZE - 1;
/* copy all ascii data for ROM printf to local string */
memcpy(fmtstr_loc_buf, log_ptr, rom_str_len);
/* add end of line at last */
fmtstr_loc_buf[rom_str_len] = '\0';
DHD_MSGTRACE_LOG(("EVENT_LOG_ROM[0x%08x]: %s",
log_ptr[plog_hdr->count - 1], fmtstr_loc_buf));
if (!strlen(fmtstr_loc_buf)) {
DHD_ERROR(("%s fmt_str_loc_buf len can not be zero\n", __FUNCTION__));
return;
}
/* Add newline if missing */
if (fmtstr_loc_buf[strlen(fmtstr_loc_buf) - 1] != '\n')
DHD_MSGTRACE_LOG(("\n"));
return;
}
if (plog_hdr->tag == EVENT_LOG_TAG_MSCHPROFILE ||
plog_hdr->tag == EVENT_LOG_TAG_MSCHPROFILE_TLV) {
wl_mschdbg_verboselog_handler(dhdp, raw_event_ptr, plog_hdr, log_ptr);
return;
}
/* print the message out in a logprint */
dhd_dbg_verboselog_printf(dhdp, plog_hdr, raw_event_ptr, log_ptr, logset, block);
}
void
dhd_dbg_verboselog_printf(dhd_pub_t *dhdp, prcd_event_log_hdr_t *plog_hdr,
void *raw_event_ptr, uint32 *log_ptr, uint32 logset, uint16 block)
{
dhd_event_log_t *raw_event = (dhd_event_log_t *)raw_event_ptr;
uint16 count;
int log_level, id;
char fmtstr_loc_buf[ROMSTR_SIZE] = { 0 };
char (*str_buf)[SIZE_LOC_STR] = NULL;
char *str_tmpptr = NULL;
uint32 addr = 0;
typedef union {
uint32 val;
char * addr;
} u_arg;
u_arg arg[MAX_NO_OF_ARG] = {{0}};
char *c_ptr = NULL;
struct bcmstrbuf b;
#ifdef DHD_LOG_PRINT_RATE_LIMIT
static int log_print_count = 0;
static uint64 ts0 = 0;
uint64 ts1 = 0;
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
BCM_REFERENCE(arg);
#ifdef DHD_LOG_PRINT_RATE_LIMIT
if (!ts0)
ts0 = OSL_SYSUPTIME_US();
ts1 = OSL_SYSUPTIME_US();
if (((ts1 - ts0) <= LOG_PRINT_THRESH) && (log_print_count >= MAX_LOG_PRINT_COUNT)) {
log_print_threshold = 1;
ts0 = 0;
log_print_count = 0;
DHD_ERROR(("%s: Log print water mark is reached,"
" console logs are dumped only to debug_dump file\n", __FUNCTION__));
} else if ((ts1 - ts0) > LOG_PRINT_THRESH) {
log_print_threshold = 0;
ts0 = 0;
log_print_count = 0;
}
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
/* print the message out in a logprint */
if ((control_logtrace == LOGTRACE_RAW_FMT) || !(raw_event->fmts)) {
if (dhdp->dbg && dhdp->dbg->dbg_rings[FW_VERBOSE_RING_ID].state != RING_STOP) {
log_level = dhdp->dbg->dbg_rings[FW_VERBOSE_RING_ID].log_level;
for (id = 0; id < ARRAYSIZE(fw_verbose_level_map); id++) {
if ((fw_verbose_level_map[id].tag == plog_hdr->tag) &&
(fw_verbose_level_map[id].log_level > log_level))
return;
}
}
if (plog_hdr->binary_payload) {
DHD_ECNTR_LOG(("%d.%d EL:tag=%d len=%d fmt=0x%x",
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
plog_hdr->tag,
plog_hdr->count,
plog_hdr->fmt_num_raw));
for (count = 0; count < (plog_hdr->count - 1); count++) {
/* XXX: skip first line feed in case count 0 */
if (count && (count % LOG_PRINT_CNT_MAX == 0)) {
DHD_ECNTR_LOG(("\n\t%08x", log_ptr[count]));
} else {
DHD_ECNTR_LOG((" %08x", log_ptr[count]));
}
}
DHD_ECNTR_LOG(("\n"));
}
else {
bcm_binit(&b, fmtstr_loc_buf, FMTSTR_SIZE);
/* XXX: The 'hdr->count - 1' is dongle time */
#ifndef OEM_ANDROID
bcm_bprintf(&b, "%06d.%03d EL: %d 0x%x",
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
plog_hdr->tag,
plog_hdr->fmt_num_raw);
#else
bcm_bprintf(&b, "%06d.%03d EL:%s:%u:%u %d %d 0x%x",
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
EL_PARSE_VER, logset, block,
plog_hdr->tag,
plog_hdr->count,
plog_hdr->fmt_num_raw);
#endif /* !OEM_ANDROID */
for (count = 0; count < (plog_hdr->count - 1); count++) {
bcm_bprintf(&b, " %x", log_ptr[count]);
}
/* ensure preserve fw logs go to debug_dump only in case of customer4 */
if (logset < dhdp->event_log_max_sets &&
((0x01ULL << logset) & dhdp->logset_prsrv_mask)) {
DHD_PRSRV_MEM(("%s\n", b.origbuf));
} else {
DHD_FWLOG(("%s\n", b.origbuf));
#ifdef DHD_LOG_PRINT_RATE_LIMIT
log_print_count++;
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
}
}
return;
}
str_buf = MALLOCZ(dhdp->osh, (MAX_NO_OF_ARG * SIZE_LOC_STR));
if (!str_buf) {
DHD_ERROR(("%s: malloc failed str_buf\n", __FUNCTION__));
return;
}
if ((plog_hdr->fmt_num < raw_event->num_fmts) && (plog_hdr->binary_payload == FALSE)) {
if (plog_hdr->tag == EVENT_LOG_TAG_MSCHPROFILE) {
snprintf(fmtstr_loc_buf, FMTSTR_SIZE, "%s",
raw_event->fmts[plog_hdr->fmt_num]);
plog_hdr->count++;
} else {
snprintf(fmtstr_loc_buf, FMTSTR_SIZE, "CONSOLE_E:%u:%u %06d.%03d %s",
logset, block,
(uint32)(log_ptr[plog_hdr->count - 1] / EL_MSEC_PER_SEC),
(uint32)(log_ptr[plog_hdr->count - 1] % EL_MSEC_PER_SEC),
raw_event->fmts[plog_hdr->fmt_num]);
}
c_ptr = fmtstr_loc_buf;
} else {
/* for ecounters, don't print the error as it will flood */
if ((plog_hdr->fmt_num != DHD_OW_BI_EVENT_FMT_NUM) &&
(plog_hdr->fmt_num != DHD_TW_BI_EVENT_FMT_NUM)) {
DHD_ERROR(("%s: fmt number: 0x%x out of range\n",
__FUNCTION__, plog_hdr->fmt_num));
} else {
DHD_INFO(("%s: fmt number: 0x%x out of range\n",
__FUNCTION__, plog_hdr->fmt_num));
}
goto exit;
}
if (plog_hdr->binary_payload == FALSE && plog_hdr->count > MAX_NO_OF_ARG) {
DHD_INFO(("%s: plog_hdr->count(%d) out of range\n",
__FUNCTION__, plog_hdr->count));
goto exit;
}
/* print the format string which will be needed for debugging incorrect formats */
DHD_INFO(("%s: fmtstr_loc_buf = %s\n", __FUNCTION__, fmtstr_loc_buf));
/* Replace all %p to %x to handle 32 bit %p */
replace_percent_p_to_x(fmtstr_loc_buf);
for (count = 0; count < (plog_hdr->count - 1); count++) {
if (c_ptr != NULL)
if ((c_ptr = bcmstrstr(c_ptr, "%")) != NULL)
c_ptr++;
if (c_ptr != NULL) {
if (check_valid_string_format(c_ptr)) {
if ((raw_event->raw_sstr) &&
((log_ptr[count] > raw_event->rodata_start) &&
(log_ptr[count] < raw_event->rodata_end))) {
/* ram static string */
addr = log_ptr[count] - raw_event->rodata_start;
str_tmpptr = raw_event->raw_sstr + addr;
memcpy(str_buf[count], str_tmpptr,
SIZE_LOC_STR);
str_buf[count][SIZE_LOC_STR-1] = '\0';
arg[count].addr = str_buf[count];
} else if ((raw_event->rom_raw_sstr) &&
((log_ptr[count] >
raw_event->rom_rodata_start) &&
(log_ptr[count] <
raw_event->rom_rodata_end))) {
/* rom static string */
addr = log_ptr[count] - raw_event->rom_rodata_start;
str_tmpptr = raw_event->rom_raw_sstr + addr;
memcpy(str_buf[count], str_tmpptr,
SIZE_LOC_STR);
str_buf[count][SIZE_LOC_STR-1] = '\0';
arg[count].addr = str_buf[count];
} else {
/*
* Dynamic string OR
* No data for static string.
* So store all string's address as string.
*/
snprintf(str_buf[count], SIZE_LOC_STR,
"(s)0x%x", log_ptr[count]);
arg[count].addr = str_buf[count];
}
} else if (check_valid_non_string_format(c_ptr)) {
/* Other than string format */
arg[count].val = log_ptr[count];
} else {
/* There is nothing copied after % or improper format specifier
* after current %, because of not enough buffer size for complete
* copy of original fmt string.
* This is causing error mentioned below.
* Error: "Please remove unsupported %\x00 in format string"
* error(lib/vsprintf.c:1900 format_decode+0x3bc/0x470).
* Refer to JIRA: SWWLAN-200629 for detailed info.
*
* Terminate the string at current .
*/
*(c_ptr - 1) = '\0';
break;
}
}
}
/* ensure preserve fw logs go to debug_dump only in case of customer4 */
if (logset < dhdp->event_log_max_sets &&
((0x01ULL << logset) & dhdp->logset_prsrv_mask)) {
if (dhd_msg_level & DHD_EVENT_VAL) {
if (dhd_msg_level & DHD_PRSRV_MEM_VAL)
printk(fmtstr_loc_buf, arg[0], arg[1], arg[2], arg[3],
arg[4], arg[5], arg[6], arg[7], arg[8], arg[9], arg[10],
arg[11], arg[12], arg[13], arg[14], arg[15]);
}
} else {
if (dhd_msg_level & DHD_FWLOG_VAL) {
printk(fmtstr_loc_buf, arg[0], arg[1], arg[2], arg[3],
arg[4], arg[5], arg[6], arg[7], arg[8], arg[9], arg[10],
arg[11], arg[12], arg[13], arg[14], arg[15]);
}
#ifdef DHD_LOG_PRINT_RATE_LIMIT
log_print_count++;
#endif /* DHD_LOG_PRINT_RATE_LIMIT */
}
exit:
MFREE(dhdp->osh, str_buf, (MAX_NO_OF_ARG * SIZE_LOC_STR));
}
#if defined(EWP_BCM_TRACE) || defined(EWP_RTT_LOGGING) || defined(EWP_ECNTRS_LOGGING)
static int
dhd_dbg_send_evtlog_to_ring(prcd_event_log_hdr_t *plog_hdr,
dhd_dbg_ring_entry_t *msg_hdr, dhd_dbg_ring_t *ring,
uint16 max_payload_len, uint8 *logbuf)
{
event_log_hdr_t *log_hdr;
struct tracelog_header *logentry_header;