summaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/perf_event_p4.h
blob: a70cd216be5d729db1f364340f911d632819f18d (plain)
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
/*
 * Netburst Perfomance Events (P4, old Xeon)
 */

#ifndef PERF_EVENT_P4_H
#define PERF_EVENT_P4_H

#include <linux/cpu.h>
#include <linux/bitops.h>

/*
 * NetBurst has perfomance MSRs shared between
 * threads if HT is turned on, ie for both logical
 * processors (mem: in turn in Atom with HT support
 * perf-MSRs are not shared and every thread has its
 * own perf-MSRs set)
 */
#define ARCH_P4_TOTAL_ESCR	(46)
#define ARCH_P4_RESERVED_ESCR	(2) /* IQ_ESCR(0,1) not always present */
#define ARCH_P4_MAX_ESCR	(ARCH_P4_TOTAL_ESCR - ARCH_P4_RESERVED_ESCR)
#define ARCH_P4_MAX_CCCR	(18)

#define P4_ESCR_EVENT_MASK	0x7e000000U
#define P4_ESCR_EVENT_SHIFT	25
#define P4_ESCR_EVENTMASK_MASK	0x01fffe00U
#define P4_ESCR_EVENTMASK_SHIFT	9
#define P4_ESCR_TAG_MASK	0x000001e0U
#define P4_ESCR_TAG_SHIFT	5
#define P4_ESCR_TAG_ENABLE	0x00000010U
#define P4_ESCR_T0_OS		0x00000008U
#define P4_ESCR_T0_USR		0x00000004U
#define P4_ESCR_T1_OS		0x00000002U
#define P4_ESCR_T1_USR		0x00000001U

#define P4_ESCR_EVENT(v)	((v) << P4_ESCR_EVENT_SHIFT)
#define P4_ESCR_EMASK(v)	((v) << P4_ESCR_EVENTMASK_SHIFT)
#define P4_ESCR_TAG(v)		((v) << P4_ESCR_TAG_SHIFT)

#define P4_CCCR_OVF			0x80000000U
#define P4_CCCR_CASCADE			0x40000000U
#define P4_CCCR_OVF_PMI_T0		0x04000000U
#define P4_CCCR_OVF_PMI_T1		0x08000000U
#define P4_CCCR_FORCE_OVF		0x02000000U
#define P4_CCCR_EDGE			0x01000000U
#define P4_CCCR_THRESHOLD_MASK		0x00f00000U
#define P4_CCCR_THRESHOLD_SHIFT		20
#define P4_CCCR_COMPLEMENT		0x00080000U
#define P4_CCCR_COMPARE			0x00040000U
#define P4_CCCR_ESCR_SELECT_MASK	0x0000e000U
#define P4_CCCR_ESCR_SELECT_SHIFT	13
#define P4_CCCR_ENABLE			0x00001000U
#define P4_CCCR_THREAD_SINGLE		0x00010000U
#define P4_CCCR_THREAD_BOTH		0x00020000U
#define P4_CCCR_THREAD_ANY		0x00030000U
#define P4_CCCR_RESERVED		0x00000fffU

#define P4_CCCR_THRESHOLD(v)		((v) << P4_CCCR_THRESHOLD_SHIFT)
#define P4_CCCR_ESEL(v)			((v) << P4_CCCR_ESCR_SELECT_SHIFT)

#define P4_GEN_ESCR_EMASK(class, name, bit)	\
	class##__##name = ((1 << bit) << P4_ESCR_EVENTMASK_SHIFT)
#define P4_ESCR_EMASK_BIT(class, name)		class##__##name

/*
 * config field is 64bit width and consists of
 * HT << 63 | ESCR << 32 | CCCR
 * where HT is HyperThreading bit (since ESCR
 * has it reserved we may use it for own purpose)
 *
 * note that this is NOT the addresses of respective
 * ESCR and CCCR but rather an only packed value should
 * be unpacked and written to a proper addresses
 *
 * the base idea is to pack as much info as possible
 */
#define p4_config_pack_escr(v)		(((u64)(v)) << 32)
#define p4_config_pack_cccr(v)		(((u64)(v)) & 0xffffffffULL)
#define p4_config_unpack_escr(v)	(((u64)(v)) >> 32)
#define p4_config_unpack_cccr(v)	(((u64)(v)) & 0xffffffffULL)

#define p4_config_unpack_emask(v)			\
	({						\
		u32 t = p4_config_unpack_escr((v));	\
		t = t &  P4_ESCR_EVENTMASK_MASK;	\
		t = t >> P4_ESCR_EVENTMASK_SHIFT;	\
		t;					\
	})

#define p4_config_unpack_event(v)			\
	({						\
		u32 t = p4_config_unpack_escr((v));	\
		t = t &  P4_ESCR_EVENT_MASK;		\
		t = t >> P4_ESCR_EVENT_SHIFT;		\
		t;					\
	})

#define P4_CONFIG_HT_SHIFT		63
#define P4_CONFIG_HT			(1ULL << P4_CONFIG_HT_SHIFT)

/*
 * The bits we allow to pass for RAW events
 */
#define P4_CONFIG_MASK_ESCR		\
	P4_ESCR_EVENT_MASK	|	\
	P4_ESCR_EVENTMASK_MASK	|	\
	P4_ESCR_TAG_MASK	|	\
	P4_ESCR_TAG_ENABLE

#define P4_CONFIG_MASK_CCCR		\
	P4_CCCR_EDGE		|	\
	P4_CCCR_THRESHOLD_MASK	|	\
	P4_CCCR_COMPLEMENT	|	\
	P4_CCCR_COMPARE		|	\
	P4_CCCR_THREAD_ANY	|	\
	P4_CCCR_RESERVED

/* some dangerous bits are reserved for kernel internals */
#define P4_CONFIG_MASK				  	  \
	(p4_config_pack_escr(P4_CONFIG_MASK_ESCR))	| \
	(p4_config_pack_cccr(P4_CONFIG_MASK_CCCR))

static inline bool p4_is_event_cascaded(u64 config)
{
	u32 cccr = p4_config_unpack_cccr(config);
	return !!(cccr & P4_CCCR_CASCADE);
}

static inline int p4_ht_config_thread(u64 config)
{
	return !!(config & P4_CONFIG_HT);
}

static inline u64 p4_set_ht_bit(u64 config)
{
	return config | P4_CONFIG_HT;
}

static inline u64 p4_clear_ht_bit(u64 config)
{
	return config & ~P4_CONFIG_HT;
}

static inline int p4_ht_active(void)
{
#ifdef CONFIG_SMP
	return smp_num_siblings > 1;
#endif
	return 0;
}

static inline int p4_ht_thread(int cpu)
{
#ifdef CONFIG_SMP
	if (smp_num_siblings == 2)
		return cpu != cpumask_first(__get_cpu_var(cpu_sibling_map));
#endif
	return 0;
}

static inline int p4_should_swap_ts(u64 config, int cpu)
{
	return p4_ht_config_thread(config) ^ p4_ht_thread(cpu);
}

static inline u32 p4_default_cccr_conf(int cpu)
{
	/*
	 * Note that P4_CCCR_THREAD_ANY is "required" on
	 * non-HT machines (on HT machines we count TS events
	 * regardless the state of second logical processor
	 */
	u32 cccr = P4_CCCR_THREAD_ANY;

	if (!p4_ht_thread(cpu))
		cccr |= P4_CCCR_OVF_PMI_T0;
	else
		cccr |= P4_CCCR_OVF_PMI_T1;

	return cccr;
}

static inline u32 p4_default_escr_conf(int cpu, int exclude_os, int exclude_usr)
{
	u32 escr = 0;

	if (!p4_ht_thread(cpu)) {
		if (!exclude_os)
			escr |= P4_ESCR_T0_OS;
		if (!exclude_usr)
			escr |= P4_ESCR_T0_USR;
	} else {
		if (!exclude_os)
			escr |= P4_ESCR_T1_OS;
		if (!exclude_usr)
			escr |= P4_ESCR_T1_USR;
	}

	return escr;
}

/*
 * This are the events which should be used in "Event Select"
 * field of ESCR register, they are like unique keys which allow
 * the kernel to determinate which CCCR and COUNTER should be
 * used to track an event
 */
enum P4_EVENTS {
	P4_EVENT_TC_DELIVER_MODE,
	P4_EVENT_BPU_FETCH_REQUEST,
	P4_EVENT_ITLB_REFERENCE,
	P4_EVENT_MEMORY_CANCEL,
	P4_EVENT_MEMORY_COMPLETE,
	P4_EVENT_LOAD_PORT_REPLAY,
	P4_EVENT_STORE_PORT_REPLAY,
	P4_EVENT_MOB_LOAD_REPLAY,
	P4_EVENT_PAGE_WALK_TYPE,
	P4_EVENT_BSQ_CACHE_REFERENCE,
	P4_EVENT_IOQ_ALLOCATION,
	P4_EVENT_IOQ_ACTIVE_ENTRIES,
	P4_EVENT_FSB_DATA_ACTIVITY,
	P4_EVENT_BSQ_ALLOCATION,
	P4_EVENT_BSQ_ACTIVE_ENTRIES,
	P4_EVENT_SSE_INPUT_ASSIST,
	P4_EVENT_PACKED_SP_UOP,
	P4_EVENT_PACKED_DP_UOP,
	P4_EVENT_SCALAR_SP_UOP,
	P4_EVENT_SCALAR_DP_UOP,
	P4_EVENT_64BIT_MMX_UOP,
	P4_EVENT_128BIT_MMX_UOP,
	P4_EVENT_X87_FP_UOP,
	P4_EVENT_TC_MISC,
	P4_EVENT_GLOBAL_POWER_EVENTS,
	P4_EVENT_TC_MS_XFER,
	P4_EVENT_UOP_QUEUE_WRITES,
	P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE,
	P4_EVENT_RETIRED_BRANCH_TYPE,
	P4_EVENT_RESOURCE_STALL,
	P4_EVENT_WC_BUFFER,
	P4_EVENT_B2B_CYCLES,
	P4_EVENT_BNR,
	P4_EVENT_SNOOP,
	P4_EVENT_RESPONSE,
	P4_EVENT_FRONT_END_EVENT,
	P4_EVENT_EXECUTION_EVENT,
	P4_EVENT_REPLAY_EVENT,
	P4_EVENT_INSTR_RETIRED,
	P4_EVENT_UOPS_RETIRED,
	P4_EVENT_UOP_TYPE,
	P4_EVENT_BRANCH_RETIRED,
	P4_EVENT_MISPRED_BRANCH_RETIRED,
	P4_EVENT_X87_ASSIST,
	P4_EVENT_MACHINE_CLEAR,
	P4_EVENT_INSTR_COMPLETED,
};

#define P4_OPCODE(event)		event##_OPCODE
#define P4_OPCODE_ESEL(opcode)		((opcode & 0x00ff) >> 0)
#define P4_OPCODE_EVNT(opcode)		((opcode & 0xff00) >> 8)
#define P4_OPCODE_PACK(event, sel)	(((event) << 8) | sel)

/*
 * Comments below the event represent ESCR restriction
 * for this event and counter index per ESCR
 *
 * MSR_P4_IQ_ESCR0 and MSR_P4_IQ_ESCR1 are available only on early
 * processor builds (family 0FH, models 01H-02H). These MSRs
 * are not available on later versions, so that we don't use
 * them completely
 *
 * Also note that CCCR1 do not have P4_CCCR_ENABLE bit properly
 * working so that we should not use this CCCR and respective
 * counter as result
 */
enum P4_EVENT_OPCODES {
	P4_OPCODE(P4_EVENT_TC_DELIVER_MODE)		= P4_OPCODE_PACK(0x01, 0x01),
	/*
	 * MSR_P4_TC_ESCR0:	4, 5
	 * MSR_P4_TC_ESCR1:	6, 7
	 */

	P4_OPCODE(P4_EVENT_BPU_FETCH_REQUEST)		= P4_OPCODE_PACK(0x03, 0x00),
	/*
	 * MSR_P4_BPU_ESCR0:	0, 1
	 * MSR_P4_BPU_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_ITLB_REFERENCE)		= P4_OPCODE_PACK(0x18, 0x03),
	/*
	 * MSR_P4_ITLB_ESCR0:	0, 1
	 * MSR_P4_ITLB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_MEMORY_CANCEL)		= P4_OPCODE_PACK(0x02, 0x05),
	/*
	 * MSR_P4_DAC_ESCR0:	8, 9
	 * MSR_P4_DAC_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_MEMORY_COMPLETE)		= P4_OPCODE_PACK(0x08, 0x02),
	/*
	 * MSR_P4_SAAT_ESCR0:	8, 9
	 * MSR_P4_SAAT_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_LOAD_PORT_REPLAY)		= P4_OPCODE_PACK(0x04, 0x02),
	/*
	 * MSR_P4_SAAT_ESCR0:	8, 9
	 * MSR_P4_SAAT_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_STORE_PORT_REPLAY)		= P4_OPCODE_PACK(0x05, 0x02),
	/*
	 * MSR_P4_SAAT_ESCR0:	8, 9
	 * MSR_P4_SAAT_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_MOB_LOAD_REPLAY)		= P4_OPCODE_PACK(0x03, 0x02),
	/*
	 * MSR_P4_MOB_ESCR0:	0, 1
	 * MSR_P4_MOB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_PAGE_WALK_TYPE)		= P4_OPCODE_PACK(0x01, 0x04),
	/*
	 * MSR_P4_PMH_ESCR0:	0, 1
	 * MSR_P4_PMH_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_BSQ_CACHE_REFERENCE)		= P4_OPCODE_PACK(0x0c, 0x07),
	/*
	 * MSR_P4_BSU_ESCR0:	0, 1
	 * MSR_P4_BSU_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_IOQ_ALLOCATION)		= P4_OPCODE_PACK(0x03, 0x06),
	/*
	 * MSR_P4_FSB_ESCR0:	0, 1
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_IOQ_ACTIVE_ENTRIES)		= P4_OPCODE_PACK(0x1a, 0x06),
	/*
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_FSB_DATA_ACTIVITY)		= P4_OPCODE_PACK(0x17, 0x06),
	/*
	 * MSR_P4_FSB_ESCR0:	0, 1
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_BSQ_ALLOCATION)		= P4_OPCODE_PACK(0x05, 0x07),
	/*
	 * MSR_P4_BSU_ESCR0:	0, 1
	 */

	P4_OPCODE(P4_EVENT_BSQ_ACTIVE_ENTRIES)		= P4_OPCODE_PACK(0x06, 0x07),
	/*
	 * NOTE: no ESCR name in docs, it's guessed
	 * MSR_P4_BSU_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_SSE_INPUT_ASSIST)		= P4_OPCODE_PACK(0x34, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_PACKED_SP_UOP)		= P4_OPCODE_PACK(0x08, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_PACKED_DP_UOP)		= P4_OPCODE_PACK(0x0c, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_SCALAR_SP_UOP)		= P4_OPCODE_PACK(0x0a, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_SCALAR_DP_UOP)		= P4_OPCODE_PACK(0x0e, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_64BIT_MMX_UOP)		= P4_OPCODE_PACK(0x02, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_128BIT_MMX_UOP)		= P4_OPCODE_PACK(0x1a, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_X87_FP_UOP)			= P4_OPCODE_PACK(0x04, 0x01),
	/*
	 * MSR_P4_FIRM_ESCR0:	8, 9
	 * MSR_P4_FIRM_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_TC_MISC)			= P4_OPCODE_PACK(0x06, 0x01),
	/*
	 * MSR_P4_TC_ESCR0:	4, 5
	 * MSR_P4_TC_ESCR1:	6, 7
	 */

	P4_OPCODE(P4_EVENT_GLOBAL_POWER_EVENTS)		= P4_OPCODE_PACK(0x13, 0x06),
	/*
	 * MSR_P4_FSB_ESCR0:	0, 1
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_TC_MS_XFER)			= P4_OPCODE_PACK(0x05, 0x00),
	/*
	 * MSR_P4_MS_ESCR0:	4, 5
	 * MSR_P4_MS_ESCR1:	6, 7
	 */

	P4_OPCODE(P4_EVENT_UOP_QUEUE_WRITES)		= P4_OPCODE_PACK(0x09, 0x00),
	/*
	 * MSR_P4_MS_ESCR0:	4, 5
	 * MSR_P4_MS_ESCR1:	6, 7
	 */

	P4_OPCODE(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE)	= P4_OPCODE_PACK(0x05, 0x02),
	/*
	 * MSR_P4_TBPU_ESCR0:	4, 5
	 * MSR_P4_TBPU_ESCR1:	6, 7
	 */

	P4_OPCODE(P4_EVENT_RETIRED_BRANCH_TYPE)		= P4_OPCODE_PACK(0x04, 0x02),
	/*
	 * MSR_P4_TBPU_ESCR0:	4, 5
	 * MSR_P4_TBPU_ESCR1:	6, 7
	 */

	P4_OPCODE(P4_EVENT_RESOURCE_STALL)		= P4_OPCODE_PACK(0x01, 0x01),
	/*
	 * MSR_P4_ALF_ESCR0:	12, 13, 16
	 * MSR_P4_ALF_ESCR1:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_WC_BUFFER)			= P4_OPCODE_PACK(0x05, 0x05),
	/*
	 * MSR_P4_DAC_ESCR0:	8, 9
	 * MSR_P4_DAC_ESCR1:	10, 11
	 */

	P4_OPCODE(P4_EVENT_B2B_CYCLES)			= P4_OPCODE_PACK(0x16, 0x03),
	/*
	 * MSR_P4_FSB_ESCR0:	0, 1
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_BNR)				= P4_OPCODE_PACK(0x08, 0x03),
	/*
	 * MSR_P4_FSB_ESCR0:	0, 1
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_SNOOP)			= P4_OPCODE_PACK(0x06, 0x03),
	/*
	 * MSR_P4_FSB_ESCR0:	0, 1
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_RESPONSE)			= P4_OPCODE_PACK(0x04, 0x03),
	/*
	 * MSR_P4_FSB_ESCR0:	0, 1
	 * MSR_P4_FSB_ESCR1:	2, 3
	 */

	P4_OPCODE(P4_EVENT_FRONT_END_EVENT)		= P4_OPCODE_PACK(0x08, 0x05),
	/*
	 * MSR_P4_CRU_ESCR2:	12, 13, 16
	 * MSR_P4_CRU_ESCR3:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_EXECUTION_EVENT)		= P4_OPCODE_PACK(0x0c, 0x05),
	/*
	 * MSR_P4_CRU_ESCR2:	12, 13, 16
	 * MSR_P4_CRU_ESCR3:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_REPLAY_EVENT)		= P4_OPCODE_PACK(0x09, 0x05),
	/*
	 * MSR_P4_CRU_ESCR2:	12, 13, 16
	 * MSR_P4_CRU_ESCR3:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_INSTR_RETIRED)		= P4_OPCODE_PACK(0x02, 0x04),
	/*
	 * MSR_P4_CRU_ESCR0:	12, 13, 16
	 * MSR_P4_CRU_ESCR1:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_UOPS_RETIRED)		= P4_OPCODE_PACK(0x01, 0x04),
	/*
	 * MSR_P4_CRU_ESCR0:	12, 13, 16
	 * MSR_P4_CRU_ESCR1:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_UOP_TYPE)			= P4_OPCODE_PACK(0x02, 0x02),
	/*
	 * MSR_P4_RAT_ESCR0:	12, 13, 16
	 * MSR_P4_RAT_ESCR1:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_BRANCH_RETIRED)		= P4_OPCODE_PACK(0x06, 0x05),
	/*
	 * MSR_P4_CRU_ESCR2:	12, 13, 16
	 * MSR_P4_CRU_ESCR3:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_MISPRED_BRANCH_RETIRED)	= P4_OPCODE_PACK(0x03, 0x04),
	/*
	 * MSR_P4_CRU_ESCR0:	12, 13, 16
	 * MSR_P4_CRU_ESCR1:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_X87_ASSIST)			= P4_OPCODE_PACK(0x03, 0x05),
	/*
	 * MSR_P4_CRU_ESCR2:	12, 13, 16
	 * MSR_P4_CRU_ESCR3:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_MACHINE_CLEAR)		= P4_OPCODE_PACK(0x02, 0x05),
	/*
	 * MSR_P4_CRU_ESCR2:	12, 13, 16
	 * MSR_P4_CRU_ESCR3:	14, 15, 17
	 */

	P4_OPCODE(P4_EVENT_INSTR_COMPLETED)		= P4_OPCODE_PACK(0x07, 0x04),
	/*
	 * MSR_P4_CRU_ESCR0:	12, 13, 16
	 * MSR_P4_CRU_ESCR1:	14, 15, 17
	 */
};

/*
 * a caller should use P4_ESCR_EMASK_NAME helper to
 * pick the EventMask needed, for example
 *
 *	P4_ESCR_EMASK_BIT(P4_EVENT_TC_DELIVER_MODE, DD)
 */
enum P4_ESCR_EMASKS {
	P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, DD, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, DB, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, DI, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, BD, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, BB, 4),
	P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, BI, 5),
	P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, ID, 6),

	P4_GEN_ESCR_EMASK(P4_EVENT_BPU_FETCH_REQUEST, TCMISS, 0),

	P4_GEN_ESCR_EMASK(P4_EVENT_ITLB_REFERENCE, HIT, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_ITLB_REFERENCE, MISS, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_ITLB_REFERENCE, HIT_UK, 2),

	P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_CANCEL, ST_RB_FULL, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_CANCEL, 64K_CONF, 3),

	P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_COMPLETE, LSC, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_COMPLETE, SSC, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_LOAD_PORT_REPLAY, SPLIT_LD, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_STORE_PORT_REPLAY, SPLIT_ST, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, NO_STA, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, NO_STD, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, PARTIAL_DATA, 4),
	P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, UNALGN_ADDR, 5),

	P4_GEN_ESCR_EMASK(P4_EVENT_PAGE_WALK_TYPE, DTMISS, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_PAGE_WALK_TYPE, ITMISS, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_HITS, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_HITE, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_HITM, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_HITS, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_HITE, 4),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_HITM, 5),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_MISS, 8),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_MISS, 9),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, WR_2ndL_MISS, 10),

	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, DEFAULT, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, ALL_READ, 5),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, ALL_WRITE, 6),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_UC, 7),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WC, 8),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WT, 9),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WP, 10),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WB, 11),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, OWN, 13),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, OTHER, 14),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, PREFETCH, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, DEFAULT, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, ALL_READ, 5),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, ALL_WRITE, 6),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_UC, 7),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WC, 8),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WT, 9),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WP, 10),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WB, 11),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, OWN, 13),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, OTHER, 14),
	P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, PREFETCH, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DRDY_DRV, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DRDY_OWN, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DRDY_OTHER, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DBSY_DRV, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DBSY_OWN, 4),
	P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DBSY_OTHER, 5),

	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_TYPE0, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_TYPE1, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_LEN0, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_LEN1, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_IO_TYPE, 5),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_LOCK_TYPE, 6),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_CACHE_TYPE, 7),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_SPLIT_TYPE, 8),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_DEM_TYPE, 9),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_ORD_TYPE, 10),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, MEM_TYPE0, 11),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, MEM_TYPE1, 12),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, MEM_TYPE2, 13),

	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_TYPE0, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_TYPE1, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_LEN0, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_LEN1, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_IO_TYPE, 5),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_LOCK_TYPE, 6),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_CACHE_TYPE, 7),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_SPLIT_TYPE, 8),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_DEM_TYPE, 9),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_ORD_TYPE, 10),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, MEM_TYPE0, 11),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, MEM_TYPE1, 12),
	P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, MEM_TYPE2, 13),

	P4_GEN_ESCR_EMASK(P4_EVENT_SSE_INPUT_ASSIST, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_PACKED_SP_UOP, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_PACKED_DP_UOP, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_SCALAR_SP_UOP, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_SCALAR_DP_UOP, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_64BIT_MMX_UOP, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_128BIT_MMX_UOP, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_X87_FP_UOP, ALL, 15),

	P4_GEN_ESCR_EMASK(P4_EVENT_TC_MISC, FLUSH, 4),

	P4_GEN_ESCR_EMASK(P4_EVENT_GLOBAL_POWER_EVENTS, RUNNING, 0),

	P4_GEN_ESCR_EMASK(P4_EVENT_TC_MS_XFER, CISC, 0),

	P4_GEN_ESCR_EMASK(P4_EVENT_UOP_QUEUE_WRITES, FROM_TC_BUILD, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_UOP_QUEUE_WRITES, FROM_TC_DELIVER, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_UOP_QUEUE_WRITES, FROM_ROM, 2),

	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, CONDITIONAL, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, CALL, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, RETURN, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, INDIRECT, 4),

	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, CONDITIONAL, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, CALL, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, RETURN, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, INDIRECT, 4),

	P4_GEN_ESCR_EMASK(P4_EVENT_RESOURCE_STALL, SBFULL, 5),

	P4_GEN_ESCR_EMASK(P4_EVENT_WC_BUFFER, WCB_EVICTS, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_WC_BUFFER, WCB_FULL_EVICTS, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_FRONT_END_EVENT, NBOGUS, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_FRONT_END_EVENT, BOGUS, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS0, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS1, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS2, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS3, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS0, 4),
	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS1, 5),
	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS2, 6),
	P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS3, 7),

	P4_GEN_ESCR_EMASK(P4_EVENT_REPLAY_EVENT, NBOGUS, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_REPLAY_EVENT, BOGUS, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, NBOGUSNTAG, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, NBOGUSTAG, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, BOGUSNTAG, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, BOGUSTAG, 3),

	P4_GEN_ESCR_EMASK(P4_EVENT_UOPS_RETIRED, NBOGUS, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_UOPS_RETIRED, BOGUS, 1),

	P4_GEN_ESCR_EMASK(P4_EVENT_UOP_TYPE, TAGLOADS, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_UOP_TYPE, TAGSTORES, 2),

	P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMNP, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMNM, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMTP, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMTM, 3),

	P4_GEN_ESCR_EMASK(P4_EVENT_MISPRED_BRANCH_RETIRED, NBOGUS, 0),

	P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, FPSU, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, FPSO, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, POAO, 2),
	P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, POAU, 3),
	P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, PREA, 4),

	P4_GEN_ESCR_EMASK(P4_EVENT_MACHINE_CLEAR, CLEAR, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_MACHINE_CLEAR, MOCLEAR, 1),
	P4_GEN_ESCR_EMASK(P4_EVENT_MACHINE_CLEAR, SMCLEAR, 2),

	P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_COMPLETED, NBOGUS, 0),
	P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_COMPLETED, BOGUS, 1),
};

/*
 * P4 PEBS specifics (Replay Event only)
 *
 * Format (bits):
 *   0-6: metric from P4_PEBS_METRIC enum
 *    7 : reserved
 *    8 : reserved
 * 9-11 : reserved
 *
 * Note we have UOP and PEBS bits reserved for now
 * just in case if we will need them once
 */
#define P4_PEBS_CONFIG_ENABLE		(1 << 7)
#define P4_PEBS_CONFIG_UOP_TAG		(1 << 8)
#define P4_PEBS_CONFIG_METRIC_MASK	0x3f
#define P4_PEBS_CONFIG_MASK		0xff

/*
 * mem: Only counters MSR_IQ_COUNTER4 (16) and
 * MSR_IQ_COUNTER5 (17) are allowed for PEBS sampling
 */
#define P4_PEBS_ENABLE			0x02000000U
#define P4_PEBS_ENABLE_UOP_TAG		0x01000000U

#define p4_config_unpack_metric(v)	(((u64)(v)) & P4_PEBS_CONFIG_METRIC_MASK)
#define p4_config_unpack_pebs(v)	(((u64)(v)) & P4_PEBS_CONFIG_MASK)

#define p4_config_pebs_has(v, mask)	(p4_config_unpack_pebs(v) & (mask))

enum P4_PEBS_METRIC {
	P4_PEBS_METRIC__none,

	P4_PEBS_METRIC__1stl_cache_load_miss_retired,
	P4_PEBS_METRIC__2ndl_cache_load_miss_retired,
	P4_PEBS_METRIC__dtlb_load_miss_retired,
	P4_PEBS_METRIC__dtlb_store_miss_retired,
	P4_PEBS_METRIC__dtlb_all_miss_retired,
	P4_PEBS_METRIC__tagged_mispred_branch,
	P4_PEBS_METRIC__mob_load_replay_retired,
	P4_PEBS_METRIC__split_load_retired,
	P4_PEBS_METRIC__split_store_retired,

	P4_PEBS_METRIC__max
};

#endif /* PERF_EVENT_P4_H */