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
|
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) Meta Platforms, Inc. and affiliates. */
#ifndef _FBNIC_CSR_H_
#define _FBNIC_CSR_H_
#include <linux/bitops.h>
#define CSR_BIT(nr) (1u << (nr))
#define CSR_GENMASK(h, l) GENMASK(h, l)
#define DESC_BIT(nr) BIT_ULL(nr)
#define DESC_GENMASK(h, l) GENMASK_ULL(h, l)
/* Defines the minimum firmware version required by the driver */
#define MIN_FW_MAJOR_VERSION 0
#define MIN_FW_MINOR_VERSION 10
#define MIN_FW_BUILD_VERSION 6
#define MIN_FW_VERSION_CODE (MIN_FW_MAJOR_VERSION * (1u << 24) + \
MIN_FW_MINOR_VERSION * (1u << 16) + \
MIN_FW_BUILD_VERSION)
#define PCI_DEVICE_ID_META_FBNIC_ASIC 0x0013
#define FBNIC_CLOCK_FREQ (600 * (1000 * 1000))
/* Transmit Work Descriptor Format */
/* Length, Type, Offset Masks and Shifts */
#define FBNIC_TWD_L2_HLEN_MASK DESC_GENMASK(5, 0)
#define FBNIC_TWD_L3_TYPE_MASK DESC_GENMASK(7, 6)
enum {
FBNIC_TWD_L3_TYPE_OTHER = 0,
FBNIC_TWD_L3_TYPE_IPV4 = 1,
FBNIC_TWD_L3_TYPE_IPV6 = 2,
FBNIC_TWD_L3_TYPE_V6V6 = 3,
};
#define FBNIC_TWD_L3_OHLEN_MASK DESC_GENMASK(15, 8)
#define FBNIC_TWD_L3_IHLEN_MASK DESC_GENMASK(23, 16)
enum {
FBNIC_TWD_L4_TYPE_OTHER = 0,
FBNIC_TWD_L4_TYPE_TCP = 1,
FBNIC_TWD_L4_TYPE_UDP = 2,
};
#define FBNIC_TWD_CSUM_OFFSET_MASK DESC_GENMASK(27, 24)
#define FBNIC_TWD_L4_HLEN_MASK DESC_GENMASK(31, 28)
/* Flags and Type */
#define FBNIC_TWD_L4_TYPE_MASK DESC_GENMASK(33, 32)
#define FBNIC_TWD_FLAG_REQ_TS DESC_BIT(34)
#define FBNIC_TWD_FLAG_REQ_LSO DESC_BIT(35)
#define FBNIC_TWD_FLAG_REQ_CSO DESC_BIT(36)
#define FBNIC_TWD_FLAG_REQ_COMPLETION DESC_BIT(37)
#define FBNIC_TWD_FLAG_DEST_MAC DESC_BIT(43)
#define FBNIC_TWD_FLAG_DEST_BMC DESC_BIT(44)
#define FBNIC_TWD_FLAG_DEST_FW DESC_BIT(45)
#define FBNIC_TWD_TYPE_MASK DESC_GENMASK(47, 46)
enum {
FBNIC_TWD_TYPE_META = 0,
FBNIC_TWD_TYPE_OPT_META = 1,
FBNIC_TWD_TYPE_AL = 2,
FBNIC_TWD_TYPE_LAST_AL = 3,
};
/* MSS and Completion Req */
#define FBNIC_TWD_MSS_MASK DESC_GENMASK(61, 48)
#define FBNIC_TWD_TS_MASK DESC_GENMASK(39, 0)
#define FBNIC_TWD_ADDR_MASK DESC_GENMASK(45, 0)
#define FBNIC_TWD_LEN_MASK DESC_GENMASK(63, 48)
/* Tx Completion Descriptor Format */
#define FBNIC_TCD_TYPE0_HEAD0_MASK DESC_GENMASK(15, 0)
#define FBNIC_TCD_TYPE0_HEAD1_MASK DESC_GENMASK(31, 16)
#define FBNIC_TCD_TYPE1_TS_MASK DESC_GENMASK(39, 0)
#define FBNIC_TCD_STATUS_MASK DESC_GENMASK(59, 48)
#define FBNIC_TCD_STATUS_TS_INVALID DESC_BIT(48)
#define FBNIC_TCD_STATUS_ILLEGAL_TS_REQ DESC_BIT(49)
#define FBNIC_TCD_TWQ1 DESC_BIT(60)
#define FBNIC_TCD_TYPE_MASK DESC_GENMASK(62, 61)
enum {
FBNIC_TCD_TYPE_0 = 0,
FBNIC_TCD_TYPE_1 = 1,
};
#define FBNIC_TCD_DONE DESC_BIT(63)
/* Rx Buffer Descriptor Format
*
* The layout of this can vary depending on the page size of the system.
*
* If the page size is 4K then the layout will simply consist of ID for
* the 16 most significant bits, and the lower 46 are essentially the page
* address with the lowest 12 bits being reserved 0 due to the fact that
* a page will be aligned.
*
* If the page size is larger than 4K then the lower n bits of the ID and
* page address will be reserved for the fragment ID. This fragment will
* be 4K in size and will be used to index both the DMA address and the ID
* by the same amount.
*/
#define FBNIC_BD_DESC_ADDR_MASK DESC_GENMASK(45, 12)
#define FBNIC_BD_DESC_ID_MASK DESC_GENMASK(63, 48)
#define FBNIC_BD_FRAG_SIZE \
(FBNIC_BD_DESC_ADDR_MASK & ~(FBNIC_BD_DESC_ADDR_MASK - 1))
#define FBNIC_BD_FRAG_COUNT \
(PAGE_SIZE / FBNIC_BD_FRAG_SIZE)
#define FBNIC_BD_FRAG_ADDR_MASK \
(FBNIC_BD_DESC_ADDR_MASK & \
~(FBNIC_BD_DESC_ADDR_MASK * FBNIC_BD_FRAG_COUNT))
#define FBNIC_BD_FRAG_ID_MASK \
(FBNIC_BD_DESC_ID_MASK & \
~(FBNIC_BD_DESC_ID_MASK * FBNIC_BD_FRAG_COUNT))
#define FBNIC_BD_PAGE_ADDR_MASK \
(FBNIC_BD_DESC_ADDR_MASK & ~FBNIC_BD_FRAG_ADDR_MASK)
#define FBNIC_BD_PAGE_ID_MASK \
(FBNIC_BD_DESC_ID_MASK & ~FBNIC_BD_FRAG_ID_MASK)
/* Rx Completion Queue Descriptors */
#define FBNIC_RCD_TYPE_MASK DESC_GENMASK(62, 61)
enum {
FBNIC_RCD_TYPE_HDR_AL = 0,
FBNIC_RCD_TYPE_PAY_AL = 1,
FBNIC_RCD_TYPE_OPT_META = 2,
FBNIC_RCD_TYPE_META = 3,
};
#define FBNIC_RCD_DONE DESC_BIT(63)
/* Address/Length Completion Descriptors */
#define FBNIC_RCD_AL_BUFF_ID_MASK DESC_GENMASK(15, 0)
#define FBNIC_RCD_AL_BUFF_FRAG_MASK (FBNIC_BD_FRAG_COUNT - 1)
#define FBNIC_RCD_AL_BUFF_PAGE_MASK \
(FBNIC_RCD_AL_BUFF_ID_MASK & ~FBNIC_RCD_AL_BUFF_FRAG_MASK)
#define FBNIC_RCD_AL_BUFF_LEN_MASK DESC_GENMASK(28, 16)
#define FBNIC_RCD_AL_BUFF_OFF_MASK DESC_GENMASK(43, 32)
#define FBNIC_RCD_AL_PAGE_FIN DESC_BIT(60)
/* Header AL specific values */
#define FBNIC_RCD_HDR_AL_OVERFLOW DESC_BIT(53)
#define FBNIC_RCD_HDR_AL_DMA_HINT_MASK DESC_GENMASK(59, 54)
enum {
FBNIC_RCD_HDR_AL_DMA_HINT_NONE = 0,
FBNIC_RCD_HDR_AL_DMA_HINT_L2 = 1,
FBNIC_RCD_HDR_AL_DMA_HINT_L3 = 2,
FBNIC_RCD_HDR_AL_DMA_HINT_L4 = 4,
};
/* Optional Metadata Completion Descriptors */
#define FBNIC_RCD_OPT_META_TS_MASK DESC_GENMASK(39, 0)
#define FBNIC_RCD_OPT_META_ACTION_MASK DESC_GENMASK(45, 40)
#define FBNIC_RCD_OPT_META_ACTION DESC_BIT(57)
#define FBNIC_RCD_OPT_META_TS DESC_BIT(58)
#define FBNIC_RCD_OPT_META_TYPE_MASK DESC_GENMASK(60, 59)
/* Metadata Completion Descriptors */
#define FBNIC_RCD_META_RSS_HASH_MASK DESC_GENMASK(31, 0)
#define FBNIC_RCD_META_L2_CSUM_MASK DESC_GENMASK(47, 32)
#define FBNIC_RCD_META_L3_TYPE_MASK DESC_GENMASK(49, 48)
enum {
FBNIC_RCD_META_L3_TYPE_OTHER = 0,
FBNIC_RCD_META_L3_TYPE_IPV4 = 1,
FBNIC_RCD_META_L3_TYPE_IPV6 = 2,
FBNIC_RCD_META_L3_TYPE_V6V6 = 3,
};
#define FBNIC_RCD_META_L4_TYPE_MASK DESC_GENMASK(51, 50)
enum {
FBNIC_RCD_META_L4_TYPE_OTHER = 0,
FBNIC_RCD_META_L4_TYPE_TCP = 1,
FBNIC_RCD_META_L4_TYPE_UDP = 2,
};
#define FBNIC_RCD_META_L4_CSUM_UNNECESSARY DESC_BIT(52)
#define FBNIC_RCD_META_ERR_MAC_EOP DESC_BIT(53)
#define FBNIC_RCD_META_ERR_TRUNCATED_FRAME DESC_BIT(54)
#define FBNIC_RCD_META_ERR_PARSER DESC_BIT(55)
#define FBNIC_RCD_META_UNCORRECTABLE_ERR_MASK \
(FBNIC_RCD_META_ERR_MAC_EOP | FBNIC_RCD_META_ERR_TRUNCATED_FRAME)
#define FBNIC_RCD_META_ECN DESC_BIT(60)
/* Register Definitions
*
* The registers are laid as indexes into an le32 array. As such the actual
* address is 4 times the index value. Below each register is defined as 3
* fields, name, index, and Address.
*
* Name Index Address
*************************************************************************/
/* Interrupt Registers */
#define FBNIC_CSR_START_INTR 0x00000 /* CSR section delimiter */
#define FBNIC_INTR_STATUS(n) (0x00000 + (n)) /* 0x00000 + 4*n */
#define FBNIC_INTR_STATUS_CNT 8
#define FBNIC_INTR_MASK(n) (0x00008 + (n)) /* 0x00020 + 4*n */
#define FBNIC_INTR_MASK_CNT 8
#define FBNIC_INTR_SET(n) (0x00010 + (n)) /* 0x00040 + 4*n */
#define FBNIC_INTR_SET_CNT 8
#define FBNIC_INTR_CLEAR(n) (0x00018 + (n)) /* 0x00060 + 4*n */
#define FBNIC_INTR_CLEAR_CNT 8
#define FBNIC_INTR_SW_STATUS(n) (0x00020 + (n)) /* 0x00080 + 4*n */
#define FBNIC_INTR_SW_STATUS_CNT 8
#define FBNIC_INTR_SW_AC_MODE(n) (0x00028 + (n)) /* 0x000a0 + 4*n */
#define FBNIC_INTR_SW_AC_MODE_CNT 8
#define FBNIC_INTR_MASK_SET(n) (0x00030 + (n)) /* 0x000c0 + 4*n */
#define FBNIC_INTR_MASK_SET_CNT 8
#define FBNIC_INTR_MASK_CLEAR(n) (0x00038 + (n)) /* 0x000e0 + 4*n */
#define FBNIC_INTR_MASK_CLEAR_CNT 8
#define FBNIC_MAX_MSIX_VECS 256U
#define FBNIC_INTR_MSIX_CTRL(n) (0x00040 + (n)) /* 0x00100 + 4*n */
#define FBNIC_INTR_MSIX_CTRL_VECTOR_MASK CSR_GENMASK(7, 0)
#define FBNIC_INTR_MSIX_CTRL_ENABLE CSR_BIT(31)
enum {
FBNIC_INTR_MSIX_CTRL_PCS_IDX = 34,
};
#define FBNIC_CSR_END_INTR 0x0005f /* CSR section delimiter */
/* Interrupt MSIX Registers */
#define FBNIC_CSR_START_INTR_CQ 0x00400 /* CSR section delimiter */
#define FBNIC_INTR_CQ_REARM(n) \
(0x00400 + 4 * (n)) /* 0x01000 + 16*n */
#define FBNIC_INTR_CQ_REARM_CNT 256
#define FBNIC_INTR_CQ_REARM_RCQ_TIMEOUT CSR_GENMASK(13, 0)
#define FBNIC_INTR_CQ_REARM_RCQ_TIMEOUT_UPD_EN CSR_BIT(14)
#define FBNIC_INTR_CQ_REARM_TCQ_TIMEOUT CSR_GENMASK(28, 15)
#define FBNIC_INTR_CQ_REARM_TCQ_TIMEOUT_UPD_EN CSR_BIT(29)
#define FBNIC_INTR_CQ_REARM_INTR_RELOAD CSR_BIT(30)
#define FBNIC_INTR_CQ_REARM_INTR_UNMASK CSR_BIT(31)
#define FBNIC_INTR_RCQ_TIMEOUT(n) \
(0x00401 + 4 * (n)) /* 0x01004 + 16*n */
#define FBNIC_INTR_RCQ_TIMEOUT_CNT 256
#define FBNIC_INTR_TCQ_TIMEOUT(n) \
(0x00402 + 4 * (n)) /* 0x01008 + 16*n */
#define FBNIC_INTR_TCQ_TIMEOUT_CNT 256
#define FBNIC_CSR_END_INTR_CQ 0x007fe /* CSR section delimiter */
/* Global QM Tx registers */
#define FBNIC_CSR_START_QM_TX 0x00800 /* CSR section delimiter */
#define FBNIC_QM_TWQ_IDLE(n) (0x00800 + (n)) /* 0x02000 + 4*n */
#define FBNIC_QM_TWQ_IDLE_CNT 8
#define FBNIC_QM_TWQ_DEFAULT_META_L 0x00818 /* 0x02060 */
#define FBNIC_QM_TWQ_DEFAULT_META_H 0x00819 /* 0x02064 */
#define FBNIC_QM_TQS_CTL0 0x0081b /* 0x0206c */
#define FBNIC_QM_TQS_CTL0_LSO_TS_MASK CSR_BIT(0)
enum {
FBNIC_QM_TQS_CTL0_LSO_TS_FIRST = 0,
FBNIC_QM_TQS_CTL0_LSO_TS_LAST = 1,
};
#define FBNIC_QM_TQS_CTL0_PREFETCH_THRESH CSR_GENMASK(7, 1)
enum {
FBNIC_QM_TQS_CTL0_PREFETCH_THRESH_MIN = 16,
};
#define FBNIC_QM_TQS_CTL1 0x0081c /* 0x02070 */
#define FBNIC_QM_TQS_CTL1_MC_MAX_CREDITS CSR_GENMASK(7, 0)
#define FBNIC_QM_TQS_CTL1_BULK_MAX_CREDITS CSR_GENMASK(15, 8)
#define FBNIC_QM_TQS_MTU_CTL0 0x0081d /* 0x02074 */
#define FBNIC_QM_TQS_MTU_CTL1 0x0081e /* 0x02078 */
#define FBNIC_QM_TQS_MTU_CTL1_BULK CSR_GENMASK(13, 0)
#define FBNIC_QM_TCQ_IDLE(n) (0x00821 + (n)) /* 0x02084 + 4*n */
#define FBNIC_QM_TCQ_IDLE_CNT 4
#define FBNIC_QM_TCQ_CTL0 0x0082d /* 0x020b4 */
#define FBNIC_QM_TCQ_CTL0_COAL_WAIT CSR_GENMASK(15, 0)
#define FBNIC_QM_TCQ_CTL0_TICK_CYCLES CSR_GENMASK(26, 16)
#define FBNIC_QM_TQS_IDLE(n) (0x00830 + (n)) /* 0x020c0 + 4*n */
#define FBNIC_QM_TQS_IDLE_CNT 8
#define FBNIC_QM_TQS_EDT_TS_RANGE 0x00849 /* 0x2124 */
#define FBNIC_QM_TDE_IDLE(n) (0x00853 + (n)) /* 0x0214c + 4*n */
#define FBNIC_QM_TDE_IDLE_CNT 8
#define FBNIC_QM_TNI_TDF_CTL 0x0086c /* 0x021b0 */
#define FBNIC_QM_TNI_TDF_CTL_MRRS CSR_GENMASK(1, 0)
#define FBNIC_QM_TNI_TDF_CTL_CLS CSR_GENMASK(3, 2)
#define FBNIC_QM_TNI_TDF_CTL_MAX_OT CSR_GENMASK(11, 4)
#define FBNIC_QM_TNI_TDF_CTL_MAX_OB CSR_GENMASK(23, 12)
#define FBNIC_QM_TNI_TDE_CTL 0x0086d /* 0x021b4 */
#define FBNIC_QM_TNI_TDE_CTL_MRRS CSR_GENMASK(1, 0)
#define FBNIC_QM_TNI_TDE_CTL_CLS CSR_GENMASK(3, 2)
#define FBNIC_QM_TNI_TDE_CTL_MAX_OT CSR_GENMASK(11, 4)
#define FBNIC_QM_TNI_TDE_CTL_MAX_OB CSR_GENMASK(24, 12)
#define FBNIC_QM_TNI_TDE_CTL_MRRS_1K CSR_BIT(25)
#define FBNIC_QM_TNI_TCM_CTL 0x0086e /* 0x021b8 */
#define FBNIC_QM_TNI_TCM_CTL_MPS CSR_GENMASK(1, 0)
#define FBNIC_QM_TNI_TCM_CTL_CLS CSR_GENMASK(3, 2)
#define FBNIC_QM_TNI_TCM_CTL_MAX_OT CSR_GENMASK(11, 4)
#define FBNIC_QM_TNI_TCM_CTL_MAX_OB CSR_GENMASK(23, 12)
#define FBNIC_CSR_END_QM_TX 0x00873 /* CSR section delimiter */
/* Global QM Rx registers */
#define FBNIC_CSR_START_QM_RX 0x00c00 /* CSR section delimiter */
#define FBNIC_QM_RCQ_IDLE(n) (0x00c00 + (n)) /* 0x03000 + 4*n */
#define FBNIC_QM_RCQ_IDLE_CNT 4
#define FBNIC_QM_RCQ_CTL0 0x00c0c /* 0x03030 */
#define FBNIC_QM_RCQ_CTL0_COAL_WAIT CSR_GENMASK(15, 0)
#define FBNIC_QM_RCQ_CTL0_TICK_CYCLES CSR_GENMASK(26, 16)
#define FBNIC_QM_HPQ_IDLE(n) (0x00c0f + (n)) /* 0x0303c + 4*n */
#define FBNIC_QM_HPQ_IDLE_CNT 4
#define FBNIC_QM_PPQ_IDLE(n) (0x00c13 + (n)) /* 0x0304c + 4*n */
#define FBNIC_QM_PPQ_IDLE_CNT 4
#define FBNIC_QM_RNI_RBP_CTL 0x00c2d /* 0x030b4 */
#define FBNIC_QM_RNI_RBP_CTL_MRRS CSR_GENMASK(1, 0)
#define FBNIC_QM_RNI_RBP_CTL_CLS CSR_GENMASK(3, 2)
#define FBNIC_QM_RNI_RBP_CTL_MAX_OT CSR_GENMASK(11, 4)
#define FBNIC_QM_RNI_RBP_CTL_MAX_OB CSR_GENMASK(23, 12)
#define FBNIC_QM_RNI_RDE_CTL 0x00c2e /* 0x030b8 */
#define FBNIC_QM_RNI_RDE_CTL_MPS CSR_GENMASK(1, 0)
#define FBNIC_QM_RNI_RDE_CTL_CLS CSR_GENMASK(3, 2)
#define FBNIC_QM_RNI_RDE_CTL_MAX_OT CSR_GENMASK(11, 4)
#define FBNIC_QM_RNI_RDE_CTL_MAX_OB CSR_GENMASK(23, 12)
#define FBNIC_QM_RNI_RCM_CTL 0x00c2f /* 0x030bc */
#define FBNIC_QM_RNI_RCM_CTL_MPS CSR_GENMASK(1, 0)
#define FBNIC_QM_RNI_RCM_CTL_CLS CSR_GENMASK(3, 2)
#define FBNIC_QM_RNI_RCM_CTL_MAX_OT CSR_GENMASK(11, 4)
#define FBNIC_QM_RNI_RCM_CTL_MAX_OB CSR_GENMASK(23, 12)
#define FBNIC_CSR_END_QM_RX 0x00c34 /* CSR section delimiter */
/* TCE registers */
#define FBNIC_CSR_START_TCE 0x04000 /* CSR section delimiter */
#define FBNIC_TCE_REG_BASE 0x04000 /* 0x10000 */
#define FBNIC_TCE_LSO_CTRL 0x04000 /* 0x10000 */
#define FBNIC_TCE_LSO_CTRL_TCPF_CLR_1ST CSR_GENMASK(8, 0)
#define FBNIC_TCE_LSO_CTRL_TCPF_CLR_MID CSR_GENMASK(17, 9)
#define FBNIC_TCE_LSO_CTRL_TCPF_CLR_END CSR_GENMASK(26, 18)
#define FBNIC_TCE_LSO_CTRL_IPID_MODE_INC CSR_BIT(27)
#define FBNIC_TCE_CSO_CTRL 0x04001 /* 0x10004 */
#define FBNIC_TCE_CSO_CTRL_TCP_ZERO_CSUM CSR_BIT(0)
#define FBNIC_TCE_TXB_CTRL 0x04002 /* 0x10008 */
#define FBNIC_TCE_TXB_CTRL_LOAD CSR_BIT(0)
#define FBNIC_TCE_TXB_CTRL_TCAM_ENABLE CSR_BIT(1)
#define FBNIC_TCE_TXB_CTRL_DISABLE CSR_BIT(2)
#define FBNIC_TCE_TXB_ENQ_WRR_CTRL 0x04003 /* 0x1000c */
#define FBNIC_TCE_TXB_ENQ_WRR_CTRL_WEIGHT0 CSR_GENMASK(7, 0)
#define FBNIC_TCE_TXB_ENQ_WRR_CTRL_WEIGHT1 CSR_GENMASK(15, 8)
#define FBNIC_TCE_TXB_ENQ_WRR_CTRL_WEIGHT2 CSR_GENMASK(23, 16)
#define FBNIC_TCE_TXB_TEI_Q0_CTRL 0x04004 /* 0x10010 */
#define FBNIC_TCE_TXB_TEI_Q1_CTRL 0x04005 /* 0x10014 */
#define FBNIC_TCE_TXB_MC_Q_CTRL 0x04006 /* 0x10018 */
#define FBNIC_TCE_TXB_RX_TEI_Q_CTRL 0x04007 /* 0x1001c */
#define FBNIC_TCE_TXB_RX_BMC_Q_CTRL 0x04008 /* 0x10020 */
#define FBNIC_TCE_TXB_Q_CTRL_START CSR_GENMASK(10, 0)
#define FBNIC_TCE_TXB_Q_CTRL_SIZE CSR_GENMASK(22, 11)
#define FBNIC_TCE_TXB_TEI_DWRR_CTRL 0x04009 /* 0x10024 */
#define FBNIC_TCE_TXB_TEI_DWRR_CTRL_QUANTUM0 CSR_GENMASK(7, 0)
#define FBNIC_TCE_TXB_TEI_DWRR_CTRL_QUANTUM1 CSR_GENMASK(15, 8)
#define FBNIC_TCE_TXB_NTWRK_DWRR_CTRL 0x0400a /* 0x10028 */
#define FBNIC_TCE_TXB_NTWRK_DWRR_CTRL_QUANTUM0 CSR_GENMASK(7, 0)
#define FBNIC_TCE_TXB_NTWRK_DWRR_CTRL_QUANTUM1 CSR_GENMASK(15, 8)
#define FBNIC_TCE_TXB_NTWRK_DWRR_CTRL_QUANTUM2 CSR_GENMASK(23, 16)
#define FBNIC_TCE_TXB_CLDR_CFG 0x0400b /* 0x1002c */
#define FBNIC_TCE_TXB_CLDR_CFG_NUM_SLOT CSR_GENMASK(5, 0)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG(n) (0x0400c + (n)) /* 0x10030 + 4*n */
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_CNT 16
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_0_0 CSR_GENMASK(1, 0)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_0_1 CSR_GENMASK(3, 2)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_0_2 CSR_GENMASK(5, 4)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_0_3 CSR_GENMASK(7, 6)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_1_0 CSR_GENMASK(9, 8)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_1_1 CSR_GENMASK(11, 10)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_1_2 CSR_GENMASK(13, 12)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_1_3 CSR_GENMASK(15, 14)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_2_0 CSR_GENMASK(17, 16)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_2_1 CSR_GENMASK(19, 18)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_2_2 CSR_GENMASK(21, 20)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_2_3 CSR_GENMASK(23, 22)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_3_0 CSR_GENMASK(25, 24)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_3_1 CSR_GENMASK(27, 26)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_3_2 CSR_GENMASK(29, 28)
#define FBNIC_TCE_TXB_CLDR_SLOT_CFG_DEST_ID_3_3 CSR_GENMASK(31, 30)
#define FBNIC_TCE_BMC_MAX_PKTSZ 0x0403a /* 0x100e8 */
#define FBNIC_TCE_BMC_MAX_PKTSZ_TX CSR_GENMASK(13, 0)
#define FBNIC_TCE_BMC_MAX_PKTSZ_RX CSR_GENMASK(27, 14)
#define FBNIC_TCE_MC_MAX_PKTSZ 0x0403b /* 0x100ec */
#define FBNIC_TCE_MC_MAX_PKTSZ_TMI CSR_GENMASK(13, 0)
#define FBNIC_TCE_SOP_PROT_CTRL 0x0403c /* 0x100f0 */
#define FBNIC_TCE_SOP_PROT_CTRL_TBI CSR_GENMASK(7, 0)
#define FBNIC_TCE_SOP_PROT_CTRL_TTI_FRM CSR_GENMASK(14, 8)
#define FBNIC_TCE_SOP_PROT_CTRL_TTI_CM CSR_GENMASK(18, 15)
#define FBNIC_TCE_DROP_CTRL 0x0403d /* 0x100f4 */
#define FBNIC_TCE_DROP_CTRL_TTI_CM_DROP_EN CSR_BIT(0)
#define FBNIC_TCE_DROP_CTRL_TTI_FRM_DROP_EN CSR_BIT(1)
#define FBNIC_TCE_DROP_CTRL_TTI_TBI_DROP_EN CSR_BIT(2)
#define FBNIC_TCE_TXB_TX_BMC_Q_CTRL 0x0404B /* 0x1012c */
#define FBNIC_TCE_TXB_BMC_DWRR_CTRL 0x0404C /* 0x10130 */
#define FBNIC_TCE_TXB_BMC_DWRR_CTRL_QUANTUM0 CSR_GENMASK(7, 0)
#define FBNIC_TCE_TXB_BMC_DWRR_CTRL_QUANTUM1 CSR_GENMASK(15, 8)
#define FBNIC_TCE_TXB_TEI_DWRR_CTRL_EXT 0x0404D /* 0x10134 */
#define FBNIC_TCE_TXB_NTWRK_DWRR_CTRL_EXT \
0x0404E /* 0x10138 */
#define FBNIC_TCE_TXB_BMC_DWRR_CTRL_EXT 0x0404F /* 0x1013c */
#define FBNIC_CSR_END_TCE 0x04050 /* CSR section delimiter */
/* TMI registers */
#define FBNIC_CSR_START_TMI 0x04400 /* CSR section delimiter */
#define FBNIC_TMI_SOP_PROT_CTRL 0x04400 /* 0x11000 */
#define FBNIC_TMI_DROP_CTRL 0x04401 /* 0x11004 */
#define FBNIC_TMI_DROP_CTRL_EN CSR_BIT(0)
#define FBNIC_CSR_END_TMI 0x0443f /* CSR section delimiter */
/* Rx Buffer Registers */
#define FBNIC_CSR_START_RXB 0x08000 /* CSR section delimiter */
enum {
FBNIC_RXB_FIFO_MC = 0,
/* Unused */
/* Unused */
FBNIC_RXB_FIFO_NET_TO_BMC = 3,
FBNIC_RXB_FIFO_HOST = 4,
/* Unused */
FBNIC_RXB_FIFO_BMC_TO_HOST = 6,
/* Unused */
FBNIC_RXB_FIFO_INDICES = 8
};
#define FBNIC_RXB_CT_SIZE(n) (0x08000 + (n)) /* 0x20000 + 4*n */
#define FBNIC_RXB_CT_SIZE_CNT 8
#define FBNIC_RXB_CT_SIZE_HEADER CSR_GENMASK(5, 0)
#define FBNIC_RXB_CT_SIZE_PAYLOAD CSR_GENMASK(11, 6)
#define FBNIC_RXB_CT_SIZE_ENABLE CSR_BIT(12)
#define FBNIC_RXB_PAUSE_DROP_CTRL 0x08008 /* 0x20020 */
#define FBNIC_RXB_PAUSE_DROP_CTRL_DROP_ENABLE CSR_GENMASK(7, 0)
#define FBNIC_RXB_PAUSE_DROP_CTRL_PAUSE_ENABLE CSR_GENMASK(15, 8)
#define FBNIC_RXB_PAUSE_DROP_CTRL_ECN_ENABLE CSR_GENMASK(23, 16)
#define FBNIC_RXB_PAUSE_DROP_CTRL_PS_ENABLE CSR_GENMASK(27, 24)
#define FBNIC_RXB_PAUSE_THLD(n) (0x08009 + (n)) /* 0x20024 + 4*n */
#define FBNIC_RXB_PAUSE_THLD_CNT 8
#define FBNIC_RXB_PAUSE_THLD_ON CSR_GENMASK(12, 0)
#define FBNIC_RXB_PAUSE_THLD_OFF CSR_GENMASK(25, 13)
#define FBNIC_RXB_DROP_THLD(n) (0x08011 + (n)) /* 0x20044 + 4*n */
#define FBNIC_RXB_DROP_THLD_CNT 8
#define FBNIC_RXB_DROP_THLD_ON CSR_GENMASK(12, 0)
#define FBNIC_RXB_DROP_THLD_OFF CSR_GENMASK(25, 13)
#define FBNIC_RXB_ECN_THLD(n) (0x0801e + (n)) /* 0x20078 + 4*n */
#define FBNIC_RXB_ECN_THLD_CNT 8
#define FBNIC_RXB_ECN_THLD_ON CSR_GENMASK(12, 0)
#define FBNIC_RXB_ECN_THLD_OFF CSR_GENMASK(25, 13)
#define FBNIC_RXB_PBUF_CFG(n) (0x08027 + (n)) /* 0x2009c + 4*n */
#define FBNIC_RXB_PBUF_CFG_CNT 8
#define FBNIC_RXB_PBUF_BASE_ADDR CSR_GENMASK(12, 0)
#define FBNIC_RXB_PBUF_SIZE CSR_GENMASK(21, 13)
#define FBNIC_RXB_DWRR_RDE_WEIGHT0 0x0802f /* 0x200bc */
#define FBNIC_RXB_DWRR_RDE_WEIGHT0_QUANTUM0 CSR_GENMASK(7, 0)
#define FBNIC_RXB_DWRR_RDE_WEIGHT0_QUANTUM1 CSR_GENMASK(15, 8)
#define FBNIC_RXB_DWRR_RDE_WEIGHT0_QUANTUM2 CSR_GENMASK(23, 16)
#define FBNIC_RXB_DWRR_RDE_WEIGHT0_QUANTUM3 CSR_GENMASK(31, 24)
#define FBNIC_RXB_DWRR_RDE_WEIGHT1 0x08030 /* 0x200c0 */
#define FBNIC_RXB_DWRR_RDE_WEIGHT1_QUANTUM4 CSR_GENMASK(7, 0)
#define FBNIC_RXB_DWRR_BMC_WEIGHT 0x08031 /* 0x200c4 */
#define FBNIC_RXB_CLDR_PRIO_CFG(n) (0x8034 + (n)) /* 0x200d0 + 4*n */
#define FBNIC_RXB_CLDR_PRIO_CFG_CNT 16
#define FBNIC_RXB_ENDIAN_FCS 0x08044 /* 0x20110 */
enum {
/* Unused */
/* Unused */
FBNIC_RXB_DEQUEUE_BMC = 2,
FBNIC_RXB_DEQUEUE_HOST = 3,
FBNIC_RXB_DEQUEUE_INDICES = 4
};
#define FBNIC_RXB_PBUF_CREDIT(n) (0x08047 + (n)) /* 0x2011C + 4*n */
#define FBNIC_RXB_PBUF_CREDIT_CNT 8
#define FBNIC_RXB_PBUF_CREDIT_MASK CSR_GENMASK(13, 0)
#define FBNIC_RXB_INTF_CREDIT 0x0804f /* 0x2013C */
#define FBNIC_RXB_INTF_CREDIT_MASK0 CSR_GENMASK(3, 0)
#define FBNIC_RXB_INTF_CREDIT_MASK1 CSR_GENMASK(7, 4)
#define FBNIC_RXB_INTF_CREDIT_MASK2 CSR_GENMASK(11, 8)
#define FBNIC_RXB_INTF_CREDIT_MASK3 CSR_GENMASK(15, 12)
#define FBNIC_RXB_PAUSE_EVENT_CNT(n) (0x08053 + (n)) /* 0x2014c + 4*n */
#define FBNIC_RXB_DROP_FRMS_STS(n) (0x08057 + (n)) /* 0x2015c + 4*n */
#define FBNIC_RXB_DROP_BYTES_STS_L(n) \
(0x08080 + 2 * (n)) /* 0x20200 + 8*n */
#define FBNIC_RXB_DROP_BYTES_STS_H(n) \
(0x08081 + 2 * (n)) /* 0x20204 + 8*n */
#define FBNIC_RXB_TRUN_FRMS_STS(n) (0x08091 + (n)) /* 0x20244 + 4*n */
#define FBNIC_RXB_TRUN_BYTES_STS_L(n) \
(0x080c0 + 2 * (n)) /* 0x20300 + 8*n */
#define FBNIC_RXB_TRUN_BYTES_STS_H(n) \
(0x080c1 + 2 * (n)) /* 0x20304 + 8*n */
#define FBNIC_RXB_TRANS_PAUSE_STS(n) (0x080d1 + (n)) /* 0x20344 + 4*n */
#define FBNIC_RXB_TRANS_DROP_STS(n) (0x080d9 + (n)) /* 0x20364 + 4*n */
#define FBNIC_RXB_TRANS_ECN_STS(n) (0x080e1 + (n)) /* 0x20384 + 4*n */
enum {
FBNIC_RXB_ENQUEUE_NET = 0,
FBNIC_RXB_ENQUEUE_BMC = 1,
/* Unused */
/* Unused */
FBNIC_RXB_ENQUEUE_INDICES = 4
};
#define FBNIC_RXB_DRBO_FRM_CNT_SRC(n) (0x080f9 + (n)) /* 0x203e4 + 4*n */
#define FBNIC_RXB_DRBO_BYTE_CNT_SRC_L(n) \
(0x080fd + (n)) /* 0x203f4 + 4*n */
#define FBNIC_RXB_DRBO_BYTE_CNT_SRC_H(n) \
(0x08101 + (n)) /* 0x20404 + 4*n */
#define FBNIC_RXB_INTF_FRM_CNT_DST(n) (0x08105 + (n)) /* 0x20414 + 4*n */
#define FBNIC_RXB_INTF_BYTE_CNT_DST_L(n) \
(0x08109 + (n)) /* 0x20424 + 4*n */
#define FBNIC_RXB_INTF_BYTE_CNT_DST_H(n) \
(0x0810d + (n)) /* 0x20434 + 4*n */
#define FBNIC_RXB_PBUF_FRM_CNT_DST(n) (0x08111 + (n)) /* 0x20444 + 4*n */
#define FBNIC_RXB_PBUF_BYTE_CNT_DST_L(n) \
(0x08115 + (n)) /* 0x20454 + 4*n */
#define FBNIC_RXB_PBUF_BYTE_CNT_DST_H(n) \
(0x08119 + (n)) /* 0x20464 + 4*n */
#define FBNIC_RXB_PBUF_FIFO_LEVEL(n) (0x0811d + (n)) /* 0x20474 + 4*n */
#define FBNIC_RXB_INTEGRITY_ERR(n) (0x0812f + (n)) /* 0x204bc + 4*n */
#define FBNIC_RXB_MAC_ERR(n) (0x08133 + (n)) /* 0x204cc + 4*n */
#define FBNIC_RXB_PARSER_ERR(n) (0x08137 + (n)) /* 0x204dc + 4*n */
#define FBNIC_RXB_FRM_ERR(n) (0x0813b + (n)) /* 0x204ec + 4*n */
#define FBNIC_RXB_DWRR_RDE_WEIGHT0_EXT 0x08143 /* 0x2050c */
#define FBNIC_RXB_DWRR_RDE_WEIGHT1_EXT 0x08144 /* 0x20510 */
#define FBNIC_CSR_END_RXB 0x081b1 /* CSR section delimiter */
/* Rx Parser and Classifier Registers */
#define FBNIC_CSR_START_RPC 0x08400 /* CSR section delimiter */
#define FBNIC_RPC_RMI_CONFIG 0x08400 /* 0x21000 */
#define FBNIC_RPC_RMI_CONFIG_OH_BYTES CSR_GENMASK(4, 0)
#define FBNIC_RPC_RMI_CONFIG_FCS_PRESENT CSR_BIT(8)
#define FBNIC_RPC_RMI_CONFIG_ENABLE CSR_BIT(12)
#define FBNIC_RPC_RMI_CONFIG_MTU CSR_GENMASK(31, 16)
#define FBNIC_RPC_ACT_TBL0_DEFAULT 0x0840a /* 0x21028 */
#define FBNIC_RPC_ACT_TBL0_DROP CSR_BIT(0)
#define FBNIC_RPC_ACT_TBL0_DEST_MASK CSR_GENMASK(3, 1)
enum {
FBNIC_RPC_ACT_TBL0_DEST_HOST = 1,
FBNIC_RPC_ACT_TBL0_DEST_BMC = 2,
FBNIC_RPC_ACT_TBL0_DEST_EI = 4,
};
#define FBNIC_RPC_ACT_TBL0_DMA_HINT CSR_GENMASK(24, 16)
#define FBNIC_RPC_ACT_TBL0_RSS_CTXT_ID CSR_BIT(30)
#define FBNIC_RPC_ACT_TBL1_DEFAULT 0x0840b /* 0x2102c */
#define FBNIC_RPC_ACT_TBL1_RSS_ENA_MASK CSR_GENMASK(15, 0)
enum {
FBNIC_RPC_ACT_TBL1_RSS_ENA_IP_SRC = 1,
FBNIC_RPC_ACT_TBL1_RSS_ENA_IP_DST = 2,
FBNIC_RPC_ACT_TBL1_RSS_ENA_L4_SRC = 4,
FBNIC_RPC_ACT_TBL1_RSS_ENA_L4_DST = 8,
FBNIC_RPC_ACT_TBL1_RSS_ENA_L2_DA = 16,
FBNIC_RPC_ACT_TBL1_RSS_ENA_L4_RSS_BYTE = 32,
FBNIC_RPC_ACT_TBL1_RSS_ENA_IV6_FL_LBL = 64,
FBNIC_RPC_ACT_TBL1_RSS_ENA_OV6_FL_LBL = 128,
FBNIC_RPC_ACT_TBL1_RSS_ENA_DSCP = 256,
FBNIC_RPC_ACT_TBL1_RSS_ENA_L3_PROT = 512,
FBNIC_RPC_ACT_TBL1_RSS_ENA_L4_PROT = 1024,
};
#define FBNIC_RPC_RSS_KEY(n) (0x0840c + (n)) /* 0x21030 + 4*n */
#define FBNIC_RPC_RSS_KEY_BIT_LEN 425
#define FBNIC_RPC_RSS_KEY_BYTE_LEN \
DIV_ROUND_UP(FBNIC_RPC_RSS_KEY_BIT_LEN, 8)
#define FBNIC_RPC_RSS_KEY_DWORD_LEN \
DIV_ROUND_UP(FBNIC_RPC_RSS_KEY_BIT_LEN, 32)
#define FBNIC_RPC_RSS_KEY_LAST_IDX \
(FBNIC_RPC_RSS_KEY_DWORD_LEN - 1)
#define FBNIC_RPC_RSS_KEY_LAST_MASK \
CSR_GENMASK(31, \
FBNIC_RPC_RSS_KEY_DWORD_LEN * 32 - \
FBNIC_RPC_RSS_KEY_BIT_LEN)
#define FBNIC_RPC_TCAM_MACDA_VALIDATE 0x0852d /* 0x214b4 */
#define FBNIC_CSR_END_RPC 0x0856b /* CSR section delimiter */
/* RPC RAM Registers */
#define FBNIC_CSR_START_RPC_RAM 0x08800 /* CSR section delimiter */
#define FBNIC_RPC_ACT_TBL0(n) (0x08800 + (n)) /* 0x22000 + 4*n */
#define FBNIC_RPC_ACT_TBL1(n) (0x08840 + (n)) /* 0x22100 + 4*n */
#define FBNIC_RPC_ACT_TBL_NUM_ENTRIES 64
/* TCAM Tables */
#define FBNIC_RPC_TCAM_VALIDATE CSR_BIT(31)
/* 64 Action TCAM Entries, 12 registers
* 3 mixed, src port, dst port, 6 L4 words, and Validate
*/
#define FBNIC_RPC_TCAM_ACT(m, n) \
(0x08880 + 0x40 * (n) + (m)) /* 0x22200 + 256*n + 4*m */
#define FBNIC_RPC_TCAM_ACT_VALUE CSR_GENMASK(15, 0)
#define FBNIC_RPC_TCAM_ACT_MASK CSR_GENMASK(31, 16)
#define FBNIC_RPC_TCAM_MACDA(m, n) \
(0x08b80 + 0x20 * (n) + (m)) /* 0x022e00 + 128*n + 4*m */
#define FBNIC_RPC_TCAM_MACDA_VALUE CSR_GENMASK(15, 0)
#define FBNIC_RPC_TCAM_MACDA_MASK CSR_GENMASK(31, 16)
#define FBNIC_RPC_RSS_TBL(n, m) \
(0x08d20 + 0x100 * (n) + (m)) /* 0x023480 + 1024*n + 4*m */
#define FBNIC_RPC_RSS_TBL_COUNT 2
#define FBNIC_RPC_RSS_TBL_SIZE 256
#define FBNIC_CSR_END_RPC_RAM 0x08f1f /* CSR section delimiter */
/* Fab Registers */
#define FBNIC_CSR_START_FAB 0x0C000 /* CSR section delimiter */
#define FBNIC_FAB_AXI4_AR_SPACER_2_CFG 0x0C005 /* 0x30014 */
#define FBNIC_FAB_AXI4_AR_SPACER_MASK CSR_BIT(16)
#define FBNIC_FAB_AXI4_AR_SPACER_THREADSHOLD CSR_GENMASK(15, 0)
#define FBNIC_CSR_END_FAB 0x0C020 /* CSR section delimiter */
/* Master Registers */
#define FBNIC_CSR_START_MASTER 0x0C400 /* CSR section delimiter */
#define FBNIC_MASTER_SPARE_0 0x0C41B /* 0x3106c */
#define FBNIC_CSR_END_MASTER 0x0C452 /* CSR section delimiter */
/* MAC MAC registers (ASIC only) */
#define FBNIC_CSR_START_MAC_MAC 0x11000 /* CSR section delimiter */
#define FBNIC_MAC_COMMAND_CONFIG 0x11002 /* 0x44008 */
#define FBNIC_MAC_COMMAND_CONFIG_RX_PAUSE_DIS CSR_BIT(29)
#define FBNIC_MAC_COMMAND_CONFIG_TX_PAUSE_DIS CSR_BIT(28)
#define FBNIC_MAC_COMMAND_CONFIG_FLT_HDL_DIS CSR_BIT(27)
#define FBNIC_MAC_COMMAND_CONFIG_TX_PAD_EN CSR_BIT(11)
#define FBNIC_MAC_COMMAND_CONFIG_LOOPBACK_EN CSR_BIT(10)
#define FBNIC_MAC_COMMAND_CONFIG_PROMISC_EN CSR_BIT(4)
#define FBNIC_MAC_COMMAND_CONFIG_RX_ENA CSR_BIT(1)
#define FBNIC_MAC_COMMAND_CONFIG_TX_ENA CSR_BIT(0)
#define FBNIC_MAC_CL01_PAUSE_QUANTA 0x11015 /* 0x44054 */
#define FBNIC_MAC_CL01_QUANTA_THRESH 0x11019 /* 0x44064 */
#define FBNIC_CSR_END_MAC_MAC 0x11028 /* CSR section delimiter */
/* Signals from MAC, AN, PCS, and LED CSR registers (ASIC only) */
#define FBNIC_CSR_START_SIG 0x11800 /* CSR section delimiter */
#define FBNIC_SIG_MAC_IN0 0x11800 /* 0x46000 */
#define FBNIC_SIG_MAC_IN0_RESET_FF_TX_CLK CSR_BIT(14)
#define FBNIC_SIG_MAC_IN0_RESET_FF_RX_CLK CSR_BIT(13)
#define FBNIC_SIG_MAC_IN0_RESET_TX_CLK CSR_BIT(12)
#define FBNIC_SIG_MAC_IN0_RESET_RX_CLK CSR_BIT(11)
#define FBNIC_SIG_MAC_IN0_TX_CRC CSR_BIT(8)
#define FBNIC_SIG_MAC_IN0_CFG_MODE128 CSR_BIT(10)
#define FBNIC_SIG_PCS_OUT0 0x11808 /* 0x46020 */
#define FBNIC_SIG_PCS_OUT0_LINK CSR_BIT(27)
#define FBNIC_SIG_PCS_OUT0_BLOCK_LOCK CSR_GENMASK(24, 5)
#define FBNIC_SIG_PCS_OUT0_AMPS_LOCK CSR_GENMASK(4, 1)
#define FBNIC_SIG_PCS_OUT1 0x11809 /* 0x46024 */
#define FBNIC_SIG_PCS_OUT1_FCFEC_LOCK CSR_GENMASK(11, 8)
#define FBNIC_SIG_PCS_INTR_STS 0x11814 /* 0x46050 */
#define FBNIC_SIG_PCS_INTR_LINK_DOWN CSR_BIT(1)
#define FBNIC_SIG_PCS_INTR_LINK_UP CSR_BIT(0)
#define FBNIC_SIG_PCS_INTR_MASK 0x11816 /* 0x46058 */
#define FBNIC_CSR_END_SIG 0x1184e /* CSR section delimiter */
/* PUL User Registers */
#define FBNIC_CSR_START_PUL_USER 0x31000 /* CSR section delimiter */
#define FBNIC_PUL_OB_TLP_HDR_AW_CFG 0x3103d /* 0xc40f4 */
#define FBNIC_PUL_OB_TLP_HDR_AW_CFG_BME CSR_BIT(18)
#define FBNIC_PUL_OB_TLP_HDR_AR_CFG 0x3103e /* 0xc40f8 */
#define FBNIC_PUL_OB_TLP_HDR_AR_CFG_BME CSR_BIT(18)
#define FBNIC_CSR_END_PUL_USER 0x31080 /* CSR section delimiter */
/* Queue Registers
*
* The queue register offsets are specific for a given queue grouping. So to
* find the actual register offset it is necessary to combine FBNIC_QUEUE(n)
* with the register to get the actual register offset like so:
* FBNIC_QUEUE_TWQ0_CTL(n) == FBNIC_QUEUE(n) + FBNIC_QUEUE_TWQ0_CTL
*/
#define FBNIC_CSR_START_QUEUE 0x40000 /* CSR section delimiter */
#define FBNIC_QUEUE_STRIDE 0x400 /* 0x1000 */
#define FBNIC_QUEUE(n)\
(0x40000 + FBNIC_QUEUE_STRIDE * (n)) /* 0x100000 + 4096*n */
#define FBNIC_QUEUE_TWQ0_CTL 0x000 /* 0x000 */
#define FBNIC_QUEUE_TWQ1_CTL 0x001 /* 0x004 */
#define FBNIC_QUEUE_TWQ_CTL_RESET CSR_BIT(0)
#define FBNIC_QUEUE_TWQ_CTL_ENABLE CSR_BIT(1)
#define FBNIC_QUEUE_TWQ0_TAIL 0x002 /* 0x008 */
#define FBNIC_QUEUE_TWQ1_TAIL 0x003 /* 0x00c */
#define FBNIC_QUEUE_TWQ0_SIZE 0x00a /* 0x028 */
#define FBNIC_QUEUE_TWQ1_SIZE 0x00b /* 0x02c */
#define FBNIC_QUEUE_TWQ_SIZE_MASK CSR_GENMASK(3, 0)
#define FBNIC_QUEUE_TWQ0_BAL 0x020 /* 0x080 */
#define FBNIC_QUEUE_BAL_MASK CSR_GENMASK(31, 7)
#define FBNIC_QUEUE_TWQ0_BAH 0x021 /* 0x084 */
#define FBNIC_QUEUE_TWQ1_BAL 0x022 /* 0x088 */
#define FBNIC_QUEUE_TWQ1_BAH 0x023 /* 0x08c */
/* Tx Completion Queue Registers */
#define FBNIC_QUEUE_TCQ_CTL 0x080 /* 0x200 */
#define FBNIC_QUEUE_TCQ_CTL_RESET CSR_BIT(0)
#define FBNIC_QUEUE_TCQ_CTL_ENABLE CSR_BIT(1)
#define FBNIC_QUEUE_TCQ_HEAD 0x081 /* 0x204 */
#define FBNIC_QUEUE_TCQ_SIZE 0x084 /* 0x210 */
#define FBNIC_QUEUE_TCQ_SIZE_MASK CSR_GENMASK(3, 0)
#define FBNIC_QUEUE_TCQ_BAL 0x0a0 /* 0x280 */
#define FBNIC_QUEUE_TCQ_BAH 0x0a1 /* 0x284 */
/* Tx Interrupt Manager Registers */
#define FBNIC_QUEUE_TIM_CTL 0x0c0 /* 0x300 */
#define FBNIC_QUEUE_TIM_CTL_MSIX_MASK CSR_GENMASK(7, 0)
#define FBNIC_QUEUE_TIM_THRESHOLD 0x0c1 /* 0x304 */
#define FBNIC_QUEUE_TIM_THRESHOLD_TWD_MASK CSR_GENMASK(14, 0)
#define FBNIC_QUEUE_TIM_CLEAR 0x0c2 /* 0x308 */
#define FBNIC_QUEUE_TIM_CLEAR_MASK CSR_BIT(0)
#define FBNIC_QUEUE_TIM_SET 0x0c3 /* 0x30c */
#define FBNIC_QUEUE_TIM_SET_MASK CSR_BIT(0)
#define FBNIC_QUEUE_TIM_MASK 0x0c4 /* 0x310 */
#define FBNIC_QUEUE_TIM_MASK_MASK CSR_BIT(0)
#define FBNIC_QUEUE_TIM_TIMER 0x0c5 /* 0x314 */
#define FBNIC_QUEUE_TIM_COUNTS 0x0c6 /* 0x318 */
#define FBNIC_QUEUE_TIM_COUNTS_CNT1_MASK CSR_GENMASK(30, 16)
#define FBNIC_QUEUE_TIM_COUNTS_CNT0_MASK CSR_GENMASK(14, 0)
/* Rx Completion Queue Registers */
#define FBNIC_QUEUE_RCQ_CTL 0x200 /* 0x800 */
#define FBNIC_QUEUE_RCQ_CTL_RESET CSR_BIT(0)
#define FBNIC_QUEUE_RCQ_CTL_ENABLE CSR_BIT(1)
#define FBNIC_QUEUE_RCQ_HEAD 0x201 /* 0x804 */
#define FBNIC_QUEUE_RCQ_SIZE 0x204 /* 0x810 */
#define FBNIC_QUEUE_RCQ_SIZE_MASK CSR_GENMASK(3, 0)
#define FBNIC_QUEUE_RCQ_BAL 0x220 /* 0x880 */
#define FBNIC_QUEUE_RCQ_BAH 0x221 /* 0x884 */
/* Rx Buffer Descriptor Queue Registers */
#define FBNIC_QUEUE_BDQ_CTL 0x240 /* 0x900 */
#define FBNIC_QUEUE_BDQ_CTL_RESET CSR_BIT(0)
#define FBNIC_QUEUE_BDQ_CTL_ENABLE CSR_BIT(1)
#define FBNIC_QUEUE_BDQ_CTL_PPQ_ENABLE CSR_BIT(30)
#define FBNIC_QUEUE_BDQ_HPQ_TAIL 0x241 /* 0x904 */
#define FBNIC_QUEUE_BDQ_PPQ_TAIL 0x242 /* 0x908 */
#define FBNIC_QUEUE_BDQ_HPQ_SIZE 0x247 /* 0x91c */
#define FBNIC_QUEUE_BDQ_PPQ_SIZE 0x248 /* 0x920 */
#define FBNIC_QUEUE_BDQ_SIZE_MASK CSR_GENMASK(3, 0)
#define FBNIC_QUEUE_BDQ_HPQ_BAL 0x260 /* 0x980 */
#define FBNIC_QUEUE_BDQ_HPQ_BAH 0x261 /* 0x984 */
#define FBNIC_QUEUE_BDQ_PPQ_BAL 0x262 /* 0x988 */
#define FBNIC_QUEUE_BDQ_PPQ_BAH 0x263 /* 0x98c */
/* Rx DMA Engine Configuration */
#define FBNIC_QUEUE_RDE_CTL0 0x2a0 /* 0xa80 */
#define FBNIC_QUEUE_RDE_CTL0_EN_HDR_SPLIT CSR_BIT(31)
#define FBNIC_QUEUE_RDE_CTL0_DROP_MODE_MASK CSR_GENMASK(30, 29)
enum {
FBNIC_QUEUE_RDE_CTL0_DROP_IMMEDIATE = 0,
FBNIC_QUEUE_RDE_CTL0_DROP_WAIT = 1,
FBNIC_QUEUE_RDE_CTL0_DROP_NEVER = 2,
};
#define FBNIC_QUEUE_RDE_CTL0_MIN_HROOM_MASK CSR_GENMASK(28, 20)
#define FBNIC_QUEUE_RDE_CTL0_MIN_TROOM_MASK CSR_GENMASK(19, 11)
#define FBNIC_QUEUE_RDE_CTL1 0x2a1 /* 0xa84 */
#define FBNIC_QUEUE_RDE_CTL1_MAX_HDR_MASK CSR_GENMASK(24, 12)
#define FBNIC_QUEUE_RDE_CTL1_PAYLD_OFF_MASK CSR_GENMASK(11, 9)
#define FBNIC_QUEUE_RDE_CTL1_PAYLD_PG_CL_MASK CSR_GENMASK(8, 6)
#define FBNIC_QUEUE_RDE_CTL1_PADLEN_MASK CSR_GENMASK(5, 2)
#define FBNIC_QUEUE_RDE_CTL1_PAYLD_PACK_MASK CSR_GENMASK(1, 0)
enum {
FBNIC_QUEUE_RDE_CTL1_PAYLD_PACK_NONE = 0,
FBNIC_QUEUE_RDE_CTL1_PAYLD_PACK_ALL = 1,
FBNIC_QUEUE_RDE_CTL1_PAYLD_PACK_RSS = 2,
};
/* Rx Interrupt Manager Registers */
#define FBNIC_QUEUE_RIM_CTL 0x2c0 /* 0xb00 */
#define FBNIC_QUEUE_RIM_CTL_MSIX_MASK CSR_GENMASK(7, 0)
#define FBNIC_QUEUE_RIM_THRESHOLD 0x2c1 /* 0xb04 */
#define FBNIC_QUEUE_RIM_THRESHOLD_RCD_MASK CSR_GENMASK(14, 0)
#define FBNIC_QUEUE_RIM_CLEAR 0x2c2 /* 0xb08 */
#define FBNIC_QUEUE_RIM_CLEAR_MASK CSR_BIT(0)
#define FBNIC_QUEUE_RIM_SET 0x2c3 /* 0xb0c */
#define FBNIC_QUEUE_RIM_SET_MASK CSR_BIT(0)
#define FBNIC_QUEUE_RIM_MASK 0x2c4 /* 0xb10 */
#define FBNIC_QUEUE_RIM_MASK_MASK CSR_BIT(0)
#define FBNIC_QUEUE_RIM_COAL_STATUS 0x2c5 /* 0xb14 */
#define FBNIC_QUEUE_RIM_RCD_COUNT_MASK CSR_GENMASK(30, 16)
#define FBNIC_QUEUE_RIM_TIMER_MASK CSR_GENMASK(13, 0)
#define FBNIC_MAX_QUEUES 128
#define FBNIC_CSR_END_QUEUE (0x40000 + 0x400 * FBNIC_MAX_QUEUES - 1)
/* BAR 4 CSRs */
/* The IPC mailbox consists of 32 mailboxes, with each mailbox consisting
* of 32 4 byte registers. We will use 2 registers per descriptor so the
* length of the mailbox is reduced to 16.
*
* Currently we use an offset of 0x6000 on BAR4 for the mailbox so we just
* have to do the math and determine the offset based on the mailbox
* direction and index inside that mailbox.
*/
#define FBNIC_IPC_MBX_DESC_LEN 16
#define FBNIC_IPC_MBX(mbx_idx, desc_idx) \
((((mbx_idx) * FBNIC_IPC_MBX_DESC_LEN + (desc_idx)) * 2) + 0x6000)
/* Use first register in mailbox to flush writes */
#define FBNIC_FW_ZERO_REG FBNIC_IPC_MBX(0, 0)
enum {
FBNIC_IPC_MBX_RX_IDX,
FBNIC_IPC_MBX_TX_IDX,
FBNIC_IPC_MBX_INDICES,
};
#define FBNIC_IPC_MBX_DESC_LEN_MASK DESC_GENMASK(63, 48)
#define FBNIC_IPC_MBX_DESC_EOM DESC_BIT(46)
#define FBNIC_IPC_MBX_DESC_ADDR_MASK DESC_GENMASK(45, 3)
#define FBNIC_IPC_MBX_DESC_FW_CMPL DESC_BIT(1)
#define FBNIC_IPC_MBX_DESC_HOST_CMPL DESC_BIT(0)
#endif /* _FBNIC_CSR_H_ */
|