xref: /netbsd-src/usr.sbin/tprof/arch/tprof_x86.c (revision 1434425dff2d773d1a97fc45df3d51174f17bb29)
1 /*	$NetBSD: tprof_x86.c,v 1.9 2019/10/11 18:05:52 jmcneill Exp $	*/
2 
3 /*
4  * Copyright (c) 2018-2019 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Maxime Villard.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <stdbool.h>
36 #include <string.h>
37 #include <unistd.h>
38 #include <err.h>
39 #include <machine/specialreg.h>
40 #include <dev/tprof/tprof_ioctl.h>
41 #include "../tprof.h"
42 
43 int tprof_event_init(uint32_t);
44 void tprof_event_list(void);
45 void tprof_event_lookup(const char *, struct tprof_param *);
46 
47 struct name_to_event {
48 	const char *name;
49 	uint64_t event;
50 	uint64_t unit;
51 	bool enabled;
52 };
53 
54 struct event_table {
55 	const char *tablename;
56 	struct name_to_event *names;
57 	size_t nevents;
58 	struct event_table *next;
59 };
60 
61 static struct event_table *cpuevents = NULL;
62 
63 static void x86_cpuid(unsigned int *eax, unsigned int *ebx,
64     unsigned int *ecx, unsigned int *edx)
65 {
66 	asm volatile("cpuid"
67 	    : "=a" (*eax),
68 	      "=b" (*ebx),
69 	      "=c" (*ecx),
70 	      "=d" (*edx)
71 	    : "0" (*eax), "2" (*ecx));
72 }
73 
74 /* -------------------------------------------------------------------------- */
75 
76 /*
77  * Intel Architectural Version 1.
78  */
79 static struct name_to_event intel_arch1_names[] = {
80 	/* Event Name - Event Select - UMask */
81 	{ "unhalted-core-cycles",	0x3C, 0x00, true },
82 	{ "instruction-retired",	0xC0, 0x00, true },
83 	{ "unhalted-reference-cycles",	0x3C, 0x01, true },
84 	{ "llc-reference",		0x2E, 0x4F, true },
85 	{ "llc-misses",			0x2E, 0x41, true },
86 	{ "branch-instruction-retired",	0xC4, 0x00, true },
87 	{ "branch-misses-retired",	0xC5, 0x00, true },
88 };
89 
90 static struct event_table intel_arch1 = {
91 	.tablename = "Intel Architectural Version 1",
92 	.names = intel_arch1_names,
93 	.nevents = sizeof(intel_arch1_names) /
94 	    sizeof(struct name_to_event),
95 	.next = NULL
96 };
97 
98 static struct event_table *
99 init_intel_arch1(void)
100 {
101 	unsigned int eax, ebx, ecx, edx;
102 	struct event_table *table;
103 	size_t i;
104 
105 	eax = 0x0A;
106 	ebx = 0;
107 	ecx = 0;
108 	edx = 0;
109 	x86_cpuid(&eax, &ebx, &ecx, &edx);
110 
111 	table = &intel_arch1;
112 	for (i = 0; i < table->nevents; i++) {
113 		/* Disable the unsupported events. */
114 		if ((ebx & (i << 1)) != 0)
115 			table->names[i].enabled = false;
116 	}
117 
118 	return table;
119 }
120 
121 /*
122  * Intel Silvermont/Airmont.
123  */
124 static struct name_to_event intel_silvermont_airmont_names[] = {
125 	{ "REHABQ.LD_BLOCK_ST_FORWARD",		0x03, 0x01, true },
126 	{ "REHABQ.LD_BLOCK_STD_NOTREADY",	0x03, 0x02, true },
127 	{ "REHABQ.ST_SPLITS",			0x03, 0x04, true },
128 	{ "REHABQ.LD_SPLITS",			0x03, 0x08, true },
129 	{ "REHABQ.LOCK",			0x03, 0x10, true },
130 	{ "REHABQ.STA_FULL",			0x03, 0x20, true },
131 	{ "REHABQ.ANY_LD",			0x03, 0x40, true },
132 	{ "REHABQ.ANY_ST",			0x03, 0x80, true },
133 	{ "MEM_UOPS_RETIRED.L1_MISS_LOADS",	0x04, 0x01, true },
134 	{ "MEM_UOPS_RETIRED.L2_HIT_LOADS",	0x04, 0x02, true },
135 	{ "MEM_UOPS_RETIRED.L2_MISS_LOADS",	0x04, 0x04, true },
136 	{ "MEM_UOPS_RETIRED.DTLB_MISS_LOADS",	0x04, 0x08, true },
137 	{ "MEM_UOPS_RETIRED.UTLB_MISS",		0x04, 0x10, true },
138 	{ "MEM_UOPS_RETIRED.HITM",		0x04, 0x20, true },
139 	{ "MEM_UOPS_RETIRED.ALL_LOADS",		0x04, 0x40, true },
140 	{ "MEM_UOP_RETIRED.ALL_STORES",		0x04, 0x80, true },
141 	{ "PAGE_WALKS.D_SIDE_CYCLES",		0x05, 0x01, true },
142 	{ "PAGE_WALKS.I_SIDE_CYCLES",		0x05, 0x02, true },
143 	{ "PAGE_WALKS.WALKS",			0x05, 0x03, true },
144 	{ "LONGEST_LAT_CACHE.MISS",		0x2E, 0x41, true },
145 	{ "LONGEST_LAT_CACHE.REFERENCE",	0x2E, 0x4F, true },
146 	{ "L2_REJECT_XQ.ALL",			0x30, 0x00, true },
147 	{ "CORE_REJECT_L2Q.ALL",		0x31, 0x00, true },
148 	{ "CPU_CLK_UNHALTED.CORE_P",		0x3C, 0x00, true },
149 	{ "CPU_CLK_UNHALTED.REF_P",		0x3C, 0x01, true },
150 	{ "ICACHE.HIT",				0x80, 0x01, true },
151 	{ "ICACHE.MISSES",			0x80, 0x02, true },
152 	{ "ICACHE.ACCESSES",			0x80, 0x03, true },
153 	{ "OFFCORE_RESPONSE_0",			0xB7, 0x01, true },
154 	{ "OFFCORE_RESPONSE_1",			0xB7, 0x02, true },
155 	{ "INST_RETIRED.ANY_P",			0xC0, 0x00, true },
156 	{ "UOPS_RETIRED.MS",			0xC2, 0x01, true },
157 	{ "UOPS_RETIRED.ALL",			0xC2, 0x10, true },
158 	{ "MACHINE_CLEARS.SMC",			0xC3, 0x01, true },
159 	{ "MACHINE_CLEARS.MEMORY_ORDERING",	0xC3, 0x02, true },
160 	{ "MACHINE_CLEARS.FP_ASSIST",		0xC3, 0x04, true },
161 	{ "MACHINE_CLEARS.ALL",			0xC3, 0x08, true },
162 	{ "BR_INST_RETIRED.ALL_BRANCHES",	0xC4, 0x00, true },
163 	{ "BR_INST_RETIRED.JCC",		0xC4, 0x7E, true },
164 	{ "BR_INST_RETIRED.FAR_BRANCH",		0xC4, 0xBF, true },
165 	{ "BR_INST_RETIRED.NON_RETURN_IND",	0xC4, 0xEB, true },
166 	{ "BR_INST_RETIRED.RETURN",		0xC4, 0xF7, true },
167 	{ "BR_INST_RETIRED.CALL",		0xC4, 0xF9, true },
168 	{ "BR_INST_RETIRED.IND_CALL",		0xC4, 0xFB, true },
169 	{ "BR_INST_RETIRED.REL_CALL",		0xC4, 0xFD, true },
170 	{ "BR_INST_RETIRED.TAKEN_JCC",		0xC4, 0xFE, true },
171 	{ "BR_MISP_RETIRED.ALL_BRANCHES",	0xC5, 0x00, true },
172 	{ "BR_MISP_RETIRED.JCC",		0xC5, 0x7E, true },
173 	{ "BR_MISP_RETIRED.FAR",		0xC5, 0xBF, true },
174 	{ "BR_MISP_RETIRED.NON_RETURN_IND",	0xC5, 0xEB, true },
175 	{ "BR_MISP_RETIRED.RETURN",		0xC5, 0xF7, true },
176 	{ "BR_MISP_RETIRED.CALL",		0xC5, 0xF9, true },
177 	{ "BR_MISP_RETIRED.IND_CALL",		0xC5, 0xFB, true },
178 	{ "BR_MISP_RETIRED.REL_CALL",		0xC5, 0xFD, true },
179 	{ "BR_MISP_RETIRED.TAKEN_JCC",		0xC5, 0xFE, true },
180 	{ "NO_ALLOC_CYCLES.ROB_FULL",		0xCA, 0x01, true },
181 	{ "NO_ALLOC_CYCLES.RAT_STALL",		0xCA, 0x20, true },
182 	{ "NO_ALLOC_CYCLES.ALL",		0xCA, 0x3F, true },
183 	{ "NO_ALLOC_CYCLES.NOT_DELIVERED",	0xCA, 0x50, true },
184 	{ "RS_FULL_STALL.MEC",			0xCB, 0x01, true },
185 	{ "RS_FULL_STALL.ALL",			0xCB, 0x1F, true },
186 	{ "CYCLES_DIV_BUSY.ANY",		0xCD, 0x01, true },
187 	{ "BACLEARS.ALL",			0xE6, 0x01, true },
188 	{ "BACLEARS.RETURN",			0xE6, 0x08, true },
189 	{ "BACLEARS.COND",			0xE6, 0x10, true },
190 	{ "MS_DECODED.MS_ENTRY",		0xE7, 0x01, true },
191 };
192 
193 static struct event_table intel_silvermont_airmont = {
194 	.tablename = "Intel Silvermont/Airmont",
195 	.names = intel_silvermont_airmont_names,
196 	.nevents = sizeof(intel_silvermont_airmont_names) /
197 	    sizeof(struct name_to_event),
198 	.next = NULL
199 };
200 
201 static struct event_table *
202 init_intel_silvermont_airmont(void)
203 {
204 
205 	return &intel_silvermont_airmont;
206 }
207 
208 /*
209  * Intel Goldmont
210  */
211 static struct name_to_event intel_goldmont_names[] = {
212 	{ "LD_BLOCKS.ALL_BLOCK",			0x03,	0x10, true },
213 	{ "LD_BLOCKS.UTLB_MISS",			0x03,	0x08, true },
214 	{ "LD_BLOCKS.STORE_FORWARD",			0x03,	0x02, true },
215 	{ "LD_BLOCKS.DATA_UNKNOWN",			0x03,	0x01, true },
216 	{ "LD_BLOCKS.4K_ALIAS",				0x03,	0x04, true },
217 	{ "PAGE_WALKS.D_SIDE_CYCLES",			0x05,	0x01, true },
218 	{ "PAGE_WALKS.I_SIDE_CYCLES",			0x05,	0x02, true },
219 	{ "PAGE_WALKS.CYCLES",				0x05,	0x03, true },
220 	{ "UOPS_ISSUED.ANY",				0x0E,	0x00, true },
221 	{ "MISALIGN_MEM_REF.LOAD_PAGE_SPLIT",		0x13,	0x02, true },
222 	{ "MISALIGN_MEM_REF.STORE_PAGE_SPLIT",		0x13,	0x04, true },
223 	{ "LONGEST_LAT_CACHE.REFERENCE",		0x2E,	0x4F, true },
224 	{ "LONGEST_LAT_CACHE.MISS",			0x2E,	0x41, true },
225 	{ "L2_REJECT_XQ.ALL",				0x30,	0x00, true },
226 	{ "CORE_REJECT_L2Q.ALL",			0x31,	0x00, true },
227 	{ "CPU_CLK_UNHALTED.CORE_P",			0x3C,	0x00, true },
228 	{ "CPU_CLK_UNHALTED.REF",			0x3C,	0x01, true },
229 	{ "DL1.DIRTY_EVICTION",				0x51,	0x01, true },
230 	{ "ICACHE.HIT",					0x80,	0x01, true },
231 	{ "ICACHE.MISSES",				0x80,	0x02, true },
232 	{ "ICACHE.ACCESSES",				0x80,	0x03, true },
233 	{ "ITLB.MISS",					0x81,	0x04, true },
234 	{ "FETCH_STALL.ALL",				0x86,	0x00, true },
235 	{ "FETCH_STALL.ITLB_FILL_PENDING_CYCLES",	0x86,	0x01, true },
236 	{ "FETCH_STALL.ICACHE_FILL_PENDING_CYCLES",	0x86,	0x02, true },
237 	{ "UOPS_NOT_DELIVERED.ANY",			0x9C,	0x00, true },
238 	{ "OFFCORE_RESPONSE.0",				0xB7,	0x01, true },
239 	{ "OFFCORE_RESPONSE.1",				0xB7,	0x02, true },
240 	{ "INST_RETIRED.ANY_P",				0xC0,	0x00, true },
241 	{ "UOPS_RETIRED.ANY",				0xC2,	0x00, true },
242 	{ "UOPS_RETIRED.MS",				0xC2,	0x01, true },
243 	{ "UOPS_RETIRED.FPDIV",				0xC2,	0x08, true },
244 	{ "UOPS_RETIRED.IDIV",				0xC2,	0x10, true },
245 	{ "MACHINE_CLEARS.SMC",				0xC3,	0x01, true },
246 	{ "MACHINE_CLEARS.MEMORY_ORDERING",		0xC3,	0x02, true },
247 	{ "MACHINE_CLEARS.FP_ASSIST",			0xC3,	0x04, true },
248 	{ "MACHINE_CLEARS.DISAMBIGUATION",		0xC3,	0x08, true },
249 	{ "MACHINE_CLEARS.ALL",				0xC3,	0x00, true },
250 	{ "BR_INST_RETIRED.ALL_BRANCHES",		0xC4,	0x00, true },
251 	{ "BR_INST_RETIRED.JCC",			0xC4,	0x7E, true },
252 	{ "BR_INST_RETIRED.ALL_TAKEN_BRANCHES",		0xC4,	0x80, true },
253 	{ "BR_INST_RETIRED.TAKEN_JCC",			0xC4,	0xFE, true },
254 	{ "BR_INST_RETIRED.CALL",			0xC4,	0xF9, true },
255 	{ "BR_INST_RETIRED.REL_CALL",			0xC4,	0xFD, true },
256 	{ "BR_INST_RETIRED.IND_CALL",			0xC4,	0xFB, true },
257 	{ "BR_INST_RETIRED.RETURN",			0xC4,	0xF7, true },
258 	{ "BR_INST_RETIRED.NON_RETURN_IND",		0xC4,	0xEB, true },
259 	{ "BR_INST_RETIRED.FAR_BRANCH",			0xC4,	0xBF, true },
260 	{ "BR_MISP_RETIRED.ALL_BRANCHES",		0xC5,	0x00, true },
261 	{ "BR_MISP_RETIRED.JCC",			0xC5,	0x7E, true },
262 	{ "BR_MISP_RETIRED.TAKEN_JCC",			0xC5,	0xFE, true },
263 	{ "BR_MISP_RETIRED.IND_CALL",			0xC5,	0xFB, true },
264 	{ "BR_MISP_RETIRED.RETURN",			0xC5,	0xF7, true },
265 	{ "BR_MISP_RETIRED.NON_RETURN_IND",		0xC5,	0xEB, true },
266 	{ "ISSUE_SLOTS_NOT_CONSUMED.RESOURCE_FULL",	0xCA,	0x01, true },
267 	{ "ISSUE_SLOTS_NOT_CONSUMED.RECOVERY",		0xCA,	0x02, true },
268 	{ "ISSUE_SLOTS_NOT_CONSUMED.ANY",		0xCA,	0x00, true },
269 	{ "HW_INTERRUPTS.RECEIVED",			0xCB,	0x01, true },
270 	{ "HW_INTERRUPTS.MASKED",			0xCB,	0x02, true },
271 	{ "HW_INTERRUPTS.PENDING_AND_MASKED",		0xCB,	0x04, true },
272 	{ "CYCLES_DIV_BUSY.ALL",			0xCD,	0x00, true },
273 	{ "CYCLES_DIV_BUSY.IDIV",			0xCD,	0x01, true },
274 	{ "CYCLES_DIV_BUSY.FPDIV",			0xCD,	0x02, true },
275 	{ "MEM_UOPS_RETIRED.ALL_LOADS",			0xD0,	0x81, true },
276 	{ "MEM_UOPS_RETIRED.ALL_STORES",		0xD0,	0x82, true },
277 	{ "MEM_UOPS_RETIRED.ALL",			0xD0,	0x83, true },
278 	{ "MEM_UOPS_RETIRED.DTLB_MISS_LOADS",		0xD0,	0x11, true },
279 	{ "MEM_UOPS_RETIRED.DTLB_MISS_STORES",		0xD0,	0x12, true },
280 	{ "MEM_UOPS_RETIRED.DTLB_MISS",			0xD0,	0x13, true },
281 	{ "MEM_UOPS_RETIRED.LOCK_LOADS",		0xD0,	0x21, true },
282 	{ "MEM_UOPS_RETIRED.SPLIT_LOADS",		0xD0,	0x41, true },
283 	{ "MEM_UOPS_RETIRED.SPLIT_STORES",		0xD0,	0x42, true },
284 	{ "MEM_UOPS_RETIRED.SPLIT",			0xD0,	0x43, true },
285 	{ "MEM_LOAD_UOPS_RETIRED.L1_HIT",		0xD1,	0x01, true },
286 	{ "MEM_LOAD_UOPS_RETIRED.L1_MISS",		0xD1,	0x08, true },
287 	{ "MEM_LOAD_UOPS_RETIRED.L2_HIT",		0xD1,	0x02, true },
288 	{ "MEM_LOAD_UOPS_RETIRED.L2_MISS",		0xD1,	0x10, true },
289 	{ "MEM_LOAD_UOPS_RETIRED.HITM",			0xD1,	0x20, true },
290 	{ "MEM_LOAD_UOPS_RETIRED.WCB_HIT",		0xD1,	0x40, true },
291 	{ "MEM_LOAD_UOPS_RETIRED.DRAM_HIT",		0xD1,	0x80, true },
292 	{ "BACLEARS.ALL",				0xE6,	0x01, true },
293 	{ "BACLEARS.RETURN",				0xE6,	0x08, true },
294 	{ "BACLEAR.CONDS",				0xE6,	0x10, true },
295 	{ "MS_DECODED.MS_ENTRY",			0xE7,	0x01, true },
296 	{ "DECODED_RESTRICTION.PREDECODE_WRONG",	0xE9,	0x01, true },
297 };
298 
299 static struct event_table intel_goldmont = {
300 	.tablename = "Intel Goldmont",
301 	.names = intel_goldmont_names,
302 	.nevents = sizeof(intel_goldmont_names) /
303 	    sizeof(struct name_to_event),
304 	.next = NULL
305 };
306 
307 static struct event_table *
308 init_intel_goldmont(void)
309 {
310 
311 	return &intel_goldmont;
312 }
313 
314 /*
315  * Intel Goldmont Plus (Additions from Goldmont)
316  */
317 static struct name_to_event intel_goldmontplus_names[] = {
318 	{ "INST_RETIRED.ANY",				0x00,	0x01, true },
319 	{ "DTLB_LOAD_MISSES.WALK_COMPLETED_4K",		0x08,	0x02, true },
320 	{ "DTLB_LOAD_MISSES.WALK_COMPLETED_2M_4M",	0x08,	0x04, true },
321 	{ "DTLB_LOAD_MISSES.WALK_COMPLETED_1GB",	0x08,	0x08, true },
322 	{ "DTLB_LOAD_MISSES.WALK_PENDING",		0x08,	0x10, true },
323 	{ "DTLB_STORE_MISSES.WALK_COMPLETED_4K",	0x49,	0x02, true },
324 	{ "DTLB_STORE_MISSES.WALK_COMPLETED_2M_4M",	0x49,	0x04, true },
325 	{ "DTLB_STORE_MISSES.WALK_COMPLETED_1GB",	0x49,	0x08, true },
326 	{ "DTLB_STORE_MISSES.WALK_PENDING",		0x49,	0x10, true },
327 	{ "EPT.WALK_PENDING",				0x4F,	0x10, true },
328 	{ "ITLB_MISSES.WALK_COMPLETED_4K",		0x85,	0x08, true },
329 	{ "ITLB_MISSES.WALK_COMPLETED_2M_4M",		0x85,	0x04, true },
330 	{ "ITLB_MISSES.WALK_COMPLETED_1GB",		0x85,	0x08, true },
331 	{ "ITLB_MISSES.WALK_PENDING",			0x85,	0x10, true },
332 	{ "TLB_FLUSHES.STLB_ANY",			0xBD,	0x20, true },
333 	{ "MACHINE_CLEARS.PAGE_FAULT",			0xC3,	0x20, true },
334 };
335 
336 static struct event_table intel_goldmontplus = {
337 	.tablename = "Intel Goldmont Plus",
338 	.names = intel_goldmontplus_names,
339 	.nevents = sizeof(intel_goldmontplus_names) /
340 	    sizeof(struct name_to_event),
341 	.next = NULL
342 };
343 
344 static struct event_table *
345 init_intel_goldmontplus(void)
346 {
347 
348 	intel_goldmont.next = &intel_goldmontplus;
349 
350 	return &intel_goldmont;
351 }
352 
353 /*
354  * Intel Skylake/Kabylake.
355  *
356  * The events that are not listed, because they are of little interest or
357  * require extra configuration:
358  *     TX_*
359  *     FRONTEND_RETIRED.*
360  *     FP_ARITH_INST_RETIRED.*
361  *     HLE_RETIRED.*
362  *     RTM_RETIRED.*
363  *     MEM_TRANS_RETIRED.*
364  *     UOPS_DISPATCHED_PORT.*
365  */
366 static struct name_to_event intel_skylake_kabylake_names[] = {
367 	/* Event Name - Event Select - UMask */
368 	{ "LD_BLOCKS.STORE_FORWARD",					0x03, 0x02, true },
369 	{ "LD_BLOCKS.NO_SR",						0x03, 0x08, true },
370 	{ "LD_BLOCKS_PARTIAL.ADDRESS_ALIAS",				0x07, 0x01, true },
371 	{ "DTLB_LOAD_MISSES.MISS_CAUSES_A_WALK",			0x08, 0x01, true },
372 	{ "DTLB_LOAD_MISSES.WALK_COMPLETED_4K",				0x08, 0x02, true },
373 	{ "DTLB_LOAD_MISSES.WALK_COMPLETED_2M_4M",			0x08, 0x04, true },
374 	{ "DTLB_LOAD_MISSES.WALK_COMPLETED_1G",				0x08, 0x08, true },
375 	{ "DTLB_LOAD_MISSES.WALK_COMPLETED",				0x08, 0x0E, true },
376 	{ "DTLB_LOAD_MISSES.WALK_PENDING",				0x08, 0x10, true },
377 	{ "DTLB_LOAD_MISSES.STLB_HIT",					0x08, 0x20, true },
378 	{ "INT_MISC.RECOVERY_CYCLES",					0x0D, 0x01, true },
379 	{ "INT_MISC.CLEAR_RESTEER_CYCLES",				0x0D, 0x80, true },
380 	{ "UOPS_ISSUED.ANY",						0x0E, 0x01, true },
381 	{ "UOPS_ISSUED.VECTOR_WIDTH_MISMATCH",				0x0E, 0x02, true },
382 	{ "UOPS_ISSUED.SLOW_LEA",					0x0E, 0x20, true },
383 	{ "L2_RQSTS.DEMAND_DATA_RD_MISS",				0x24, 0x21, true },
384 	{ "L2_RQSTS.RFO_MISS",						0x24, 0x22, true },
385 	{ "L2_RQSTS.CODE_RD_MISS",					0x24, 0x24, true },
386 	{ "L2_RQSTS.ALL_DEMAND_MISS",					0x24, 0x27, true },
387 	{ "L2_RQSTS.PF_MISS",						0x24, 0x38, true },
388 	{ "L2_RQSTS.MISS",						0x24, 0x3F, true },
389 	{ "L2_RQSTS.DEMAND_DATA_RD_HIT",				0x24, 0x41, true },
390 	{ "L2_RQSTS.RFO_HIT",						0x24, 0x42, true },
391 	{ "L2_RQSTS.CODE_RD_HIT",					0x24, 0x44, true },
392 	{ "L2_RQSTS.PF_HIT",						0x24, 0xD8, true },
393 	{ "L2_RQSTS.ALL_DEMAND_DATA_RD",				0x24, 0xE1, true },
394 	{ "L2_RQSTS.ALL_RFO",						0x24, 0xE2, true },
395 	{ "L2_RQSTS.ALL_CODE_RD",					0x24, 0xE4, true },
396 	{ "L2_RQSTS.ALL_DEMAND_REFERENCES",				0x24, 0xE7, true },
397 	{ "L2_RQSTS.ALL_PF",						0x24, 0xF8, true },
398 	{ "L2_RQSTS.REFERENCES",					0x24, 0xFF, true },
399 	{ "SW_PREFETCH_ACCESS.NTA",					0x32, 0x01, true },
400 	{ "SW_PREFETCH_ACCESS.T0",					0x32, 0x02, true },
401 	{ "SW_PREFETCH_ACCESS.T1_T2",					0x32, 0x04, true },
402 	{ "SW_PREFETCH_ACCESS.PREFETCHW",				0x32, 0x08, true },
403 	{ "CPU_CLK_THREAD_UNHALTED.ONE_THREAD_ACTIVE",			0x3C, 0x02, true },
404 	{ "CPU_CLK_UNHALTED.ONE_THREAD_ACTIVE",				0x3C, 0x02, true },
405 	{ "L1D_PEND_MISS.PENDING",					0x48, 0x01, true },
406 	{ "L1D_PEND_MISS.FB_FULL",					0x48, 0x02, true },
407 	{ "DTLB_STORE_MISSES.MISS_CAUSES_A_WALK",			0x49, 0x01, true },
408 	{ "DTLB_STORE_MISSES.WALK_COMPLETED_4K",			0x49, 0x02, true },
409 	{ "DTLB_STORE_MISSES.WALK_COMPLETED_2M_4M",			0x49, 0x04, true },
410 	{ "DTLB_STORE_MISSES.WALK_COMPLETED_1G",			0x49, 0x08, true },
411 	{ "DTLB_STORE_MISSES.WALK_COMPLETED",				0x49, 0x0E, true },
412 	{ "DTLB_STORE_MISSES.WALK_PENDING",				0x49, 0x10, true },
413 	{ "DTLB_STORE_MISSES.STLB_HIT",					0x49, 0x20, true },
414 	{ "LOAD_HIT_PRE.SW_PF",						0x4C, 0x01, true },
415 	{ "EPT.WALK_PENDING",						0x4F, 0x10, true },
416 	{ "L1D.REPLACEMENT",						0x51, 0x01, true },
417 	{ "RS_EVENTS.EMPTY_CYCLES",					0x5E, 0x01, true },
418 	{ "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_DATA_RD",		0x60, 0x01, true },
419 	{ "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_CODE_RD",		0x60, 0x02, true },
420 	{ "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_RFO",			0x60, 0x04, true },
421 	{ "OFFCORE_REQUESTS_OUTSTANDING.ALL_DATA_RD",			0x60, 0x08, true },
422 	{ "OFFCORE_REQUESTS_OUTSTANDING.L3_MISS_DEMAND_DATA_RD",	0x60, 0x10, true },
423 	{ "IDQ.MITE_UOPS",						0x79, 0x04, true },
424 	{ "IDQ.DSB_UOPS",						0x79, 0x08, true },
425 	{ "IDQ.MS_MITE_UOPS",						0x79, 0x20, true },
426 	{ "IDQ.MS_UOPS",						0x79, 0x30, true },
427 	{ "ICACHE_16B.IFDATA_STALL",					0x80, 0x04, true },
428 	{ "ICACHE_64B.IFTAG_HIT",					0x83, 0x01, true },
429 	{ "ICACHE_64B.IFTAG_MISS",					0x83, 0x02, true },
430 	{ "ICACHE_64B.IFTAG_STALL",					0x83, 0x04, true },
431 	{ "ITLB_MISSES.MISS_CAUSES_A_WALK",				0x85, 0x01, true },
432 	{ "ITLB_MISSES.WALK_COMPLETED_4K",				0x85, 0x02, true },
433 	{ "ITLB_MISSES.WALK_COMPLETED_2M_4M",				0x85, 0x04, true },
434 	{ "ITLB_MISSES.WALK_COMPLETED_1G",				0x85, 0x08, true },
435 	{ "ITLB_MISSES.WALK_COMPLETED",					0x85, 0x0E, true },
436 	{ "ITLB_MISSES.WALK_PENDING",					0x85, 0x10, true },
437 	{ "ITLB_MISSES.STLB_HIT",					0x85, 0x20, true },
438 	{ "ILD_STALL.LCP",						0x87, 0x01, true },
439 	{ "IDQ_UOPS_NOT_DELIVERED.CORE",				0x9C, 0x01, true },
440 	{ "RESOURCE_STALLS.ANY",					0xA2, 0x01, true },
441 	{ "RESOURCE_STALLS.SB",						0xA2, 0x08, true },
442 	{ "EXE_ACTIVITY.EXE_BOUND_0_PORTS",				0xA6, 0x01, true },
443 	{ "EXE_ACTIVITY.1_PORTS_UTIL",					0xA6, 0x02, true },
444 	{ "EXE_ACTIVITY.2_PORTS_UTIL",					0xA6, 0x04, true },
445 	{ "EXE_ACTIVITY.3_PORTS_UTIL",					0xA6, 0x08, true },
446 	{ "EXE_ACTIVITY.4_PORTS_UTIL",					0xA6, 0x10, true },
447 	{ "EXE_ACTIVITY.BOUND_ON_STORES",				0xA6, 0x40, true },
448 	{ "LSD.UOPS",							0xA8, 0x01, true },
449 	{ "DSB2MITE_SWITCHES.PENALTY_CYCLES",				0xAB, 0x02, true },
450 	{ "ITLB.ITLB_FLUSH",						0xAE, 0x01, true },
451 	{ "OFFCORE_REQUESTS.DEMAND_DATA_RD",				0xB0, 0x01, true },
452 	{ "OFFCORE_REQUESTS.DEMAND_CODE_RD",				0xB0, 0x02, true },
453 	{ "OFFCORE_REQUESTS.DEMAND_RFO",				0xB0, 0x04, true },
454 	{ "OFFCORE_REQUESTS.ALL_DATA_RD",				0xB0, 0x08, true },
455 	{ "OFFCORE_REQUESTS.L3_MISS_DEMAND_DATA_RD",			0xB0, 0x10, true },
456 	{ "OFFCORE_REQUESTS.ALL_REQUESTS",				0xB0, 0x80, true },
457 	{ "UOPS_EXECUTED.THREAD",					0xB1, 0x01, true },
458 	{ "UOPS_EXECUTED.CORE",						0xB1, 0x02, true },
459 	{ "UOPS_EXECUTED.X87",						0xB1, 0x10, true },
460 	{ "OFFCORE_REQUESTS_BUFFER.SQ_FULL",				0xB2, 0x01, true },
461 	{ "TLB_FLUSH.DTLB_THREAD",					0xBD, 0x01, true },
462 	{ "TLB_FLUSH.STLB_ANY",						0xBD, 0x20, true },
463 	{ "INST_RETIRED.PREC_DIST",					0xC0, 0x01, true },
464 	{ "OTHER_ASSISTS.ANY",						0xC1, 0x3F, true },
465 	{ "UOPS_RETIRED.RETIRE_SLOTS",					0xC2, 0x02, true },
466 	{ "MACHINE_CLEARS.MEMORY_ORDERING",				0xC3, 0x02, true },
467 	{ "MACHINE_CLEARS.SMC",						0xC3, 0x04, true },
468 	{ "BR_INST_RETIRED.CONDITIONAL",				0xC4, 0x01, true },
469 	{ "BR_INST_RETIRED.NEAR_CALL",					0xC4, 0x02, true },
470 	{ "BR_INST_RETIRED.NEAR_RETURN",				0xC4, 0x08, true },
471 	{ "BR_INST_RETIRED.NOT_TAKEN",					0xC4, 0x10, true },
472 	{ "BR_INST_RETIRED.NEAR_TAKEN",					0xC4, 0x20, true },
473 	{ "BR_INST_RETIRED.FAR_BRANCH",					0xC4, 0x40, true },
474 	{ "BR_MISP_RETIRED.CONDITIONAL",				0xC5, 0x01, true },
475 	{ "BR_MISP_RETIRED.NEAR_CALL",					0xC5, 0x02, true },
476 	{ "BR_MISP_RETIRED.NEAR_TAKEN",					0xC5, 0x20, true },
477 	{ "HW_INTERRUPTS.RECEIVED",					0xCB, 0x01, true },
478 	{ "MEM_INST_RETIRED.STLB_MISS_LOADS",				0xD0, 0x11, true },
479 	{ "MEM_INST_RETIRED.STLB_MISS_STORES",				0xD0, 0x12, true },
480 	{ "MEM_INST_RETIRED.LOCK_LOADS",				0xD0, 0x21, true },
481 	{ "MEM_INST_RETIRED.SPLIT_LOADS",				0xD0, 0x41, true },
482 	{ "MEM_INST_RETIRED.SPLIT_STORES",				0xD0, 0x42, true },
483 	{ "MEM_INST_RETIRED.ALL_LOADS",					0xD0, 0x81, true },
484 	{ "MEM_INST_RETIRED.ALL_STORES",				0xD0, 0x82, true },
485 	{ "MEM_LOAD_RETIRED.L1_HIT",					0xD1, 0x01, true },
486 	{ "MEM_LOAD_RETIRED.L2_HIT",					0xD1, 0x02, true },
487 	{ "MEM_LOAD_RETIRED.L3_HIT",					0xD1, 0x04, true },
488 	{ "MEM_LOAD_RETIRED.L1_MISS",					0xD1, 0x08, true },
489 	{ "MEM_LOAD_RETIRED.L2_MISS",					0xD1, 0x10, true },
490 	{ "MEM_LOAD_RETIRED.L3_MISS",					0xD1, 0x20, true },
491 	{ "MEM_LOAD_RETIRED.FB_HIT",					0xD1, 0x40, true },
492 	{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_MISS",				0xD2, 0x01, true },
493 	{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_HIT",				0xD2, 0x02, true },
494 	{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_HITM",				0xD2, 0x04, true },
495 	{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_NONE",				0xD2, 0x08, true },
496 	{ "MEM_LOAD_MISC_RETIRED.UC",					0xD4, 0x04, true },
497 	{ "BACLEARS.ANY",						0xE6, 0x01, true },
498 	{ "L2_TRANS.L2_WB",						0xF0, 0x40, true },
499 	{ "L2_LINES_IN.ALL",						0xF1, 0x1F, true },
500 	{ "L2_LINES_OUT.SILENT",					0xF2, 0x01, true },
501 	{ "L2_LINES_OUT.NON_SILENT",					0xF2, 0x02, true },
502 	{ "L2_LINES_OUT.USELESS_HWPF",					0xF2, 0x04, true },
503 	{ "SQ_MISC.SPLIT_LOCK",						0xF4, 0x10, true },
504 };
505 
506 static struct event_table intel_skylake_kabylake = {
507 	.tablename = "Intel Skylake/Kabylake",
508 	.names = intel_skylake_kabylake_names,
509 	.nevents = sizeof(intel_skylake_kabylake_names) /
510 	    sizeof(struct name_to_event),
511 	.next = NULL
512 };
513 
514 static struct event_table *
515 init_intel_skylake_kabylake(void)
516 {
517 	return &intel_skylake_kabylake;
518 }
519 
520 static struct event_table *
521 init_intel_generic(void)
522 {
523 	unsigned int eax, ebx, ecx, edx;
524 	struct event_table *table;
525 
526 	/*
527 	 * The kernel made sure the Architectural Version 1 PMCs were
528 	 * present.
529 	 */
530 	table = init_intel_arch1();
531 
532 	/*
533 	 * Now query the additional (non-architectural) events. They
534 	 * depend on the CPU model.
535 	 */
536 	eax = 0x01;
537 	ebx = 0;
538 	ecx = 0;
539 	edx = 0;
540 	x86_cpuid(&eax, &ebx, &ecx, &edx);
541 
542 	if (CPUID_TO_FAMILY(eax) == 6) {
543 		switch (CPUID_TO_MODEL(eax)) {
544 		case 0x37: /* Silvermont (Bay Trail) */
545 		case 0x4A: /* Silvermont (Tangier) */
546 		case 0x4C: /* Airmont (Braswell, Cherry Trail) */
547 		case 0x4D: /* Silvermont (Avoton, Rangeley) */
548 		case 0x5A: /* Silvermont (Anniedale) */
549 		case 0x5D: /* Silvermont (SoFIA) */
550 			table->next = init_intel_silvermont_airmont();
551 			break;
552 		case 0x5C: /* Goldmont (Apollo Lake) */
553 		case 0x5F: /* Goldmont (Denvertion) */
554 			table->next = init_intel_goldmont();
555 			break;
556 		case 0x7A: /* Goldmont Plus (Gemini Lake) */
557 			table->next = init_intel_goldmontplus();
558 			break;
559 		case 0x4E: /* Skylake */
560 		case 0x5E: /* Skylake */
561 		case 0x8E: /* Kabylake */
562 		case 0x9E: /* Kabylake */
563 			table->next = init_intel_skylake_kabylake();
564 			break;
565 		}
566 	}
567 
568 	return table;
569 }
570 
571 /* -------------------------------------------------------------------------- */
572 
573 /*
574  * AMD Family 10h
575  */
576 static struct name_to_event amd_f10h_names[] = {
577 	{ "seg-load-all",		0x20, 0x7f, true },
578 	{ "seg-load-es",		0x20, 0x01, true },
579 	{ "seg-load-cs",		0x20, 0x02, true },
580 	{ "seg-load-ss",		0x20, 0x04, true },
581 	{ "seg-load-ds",		0x20, 0x08, true },
582 	{ "seg-load-fs",		0x20, 0x10, true },
583 	{ "seg-load-gs",		0x20, 0x20, true },
584 	{ "seg-load-hs",		0x20, 0x40, true },
585 	{ "l1cache-access",		0x40, 0x00, true },
586 	{ "l1cache-miss",		0x41, 0x00, true },
587 	{ "l1cache-refill",		0x42, 0x1f, true },
588 	{ "l1cache-refill-invalid",	0x42, 0x01, true },
589 	{ "l1cache-refill-shared",	0x42, 0x02, true },
590 	{ "l1cache-refill-exclusive",	0x42, 0x04, true },
591 	{ "l1cache-refill-owner",	0x42, 0x08, true },
592 	{ "l1cache-refill-modified",	0x42, 0x10, true },
593 	{ "l1cache-load",		0x43, 0x1f, true },
594 	{ "l1cache-load-invalid",	0x43, 0x01, true },
595 	{ "l1cache-load-shared",	0x43, 0x02, true },
596 	{ "l1cache-load-exclusive",	0x43, 0x04, true },
597 	{ "l1cache-load-owner",		0x43, 0x08, true },
598 	{ "l1cache-load-modified",	0x43, 0x10, true },
599 	{ "l1cache-writeback",		0x44, 0x1f, true },
600 	{ "l1cache-writeback-invalid",	0x44, 0x01, true },
601 	{ "l1cache-writeback-shared",	0x44, 0x02, true },
602 	{ "l1cache-writeback-exclusive",0x44, 0x04, true },
603 	{ "l1cache-writeback-owner",	0x44, 0x08, true },
604 	{ "l1cache-writeback-modified",	0x44, 0x10, true },
605 	{ "l1DTLB-hit-all",		0x4D, 0x07, true },
606 	{ "l1DTLB-hit-4Kpage",		0x4D, 0x01, true },
607 	{ "l1DTLB-hit-2Mpage",		0x4D, 0x02, true },
608 	{ "l1DTLB-hit-1Gpage",		0x4D, 0x04, true },
609 	{ "l1DTLB-miss-all",		0x45, 0x07, true },
610 	{ "l1DTLB-miss-4Kpage",		0x45, 0x01, true },
611 	{ "l1DTLB-miss-2Mpage",		0x45, 0x02, true },
612 	{ "l1DTLB-miss-1Gpage",		0x45, 0x04, true },
613 	{ "l2DTLB-miss-all",		0x46, 0x03, true },
614 	{ "l2DTLB-miss-4Kpage",		0x46, 0x01, true },
615 	{ "l2DTLB-miss-2Mpage",		0x46, 0x02, true },
616 	/* l2DTLB-miss-1Gpage: reserved on some revisions, so disabled */
617 	{ "l1ITLB-miss",		0x84, 0x00, true },
618 	{ "l2ITLB-miss-all",		0x85, 0x03, true },
619 	{ "l2ITLB-miss-4Kpage",		0x85, 0x01, true },
620 	{ "l2ITLB-miss-2Mpage",		0x85, 0x02, true },
621 	{ "mem-misalign-ref",		0x47, 0x00, true },
622 	{ "ins-fetch",			0x80, 0x00, true },
623 	{ "ins-fetch-miss",		0x81, 0x00, true },
624 	{ "ins-refill-l2",		0x82, 0x00, true },
625 	{ "ins-refill-sys",		0x83, 0x00, true },
626 	{ "ins-fetch-stall",		0x87, 0x00, true },
627 	{ "ins-retired",		0xC0, 0x00, true },
628 	{ "ins-empty",			0xD0, 0x00, true },
629 	{ "ops-retired",		0xC1, 0x00, true },
630 	{ "branch-retired",		0xC2, 0x00, true },
631 	{ "branch-miss-retired",	0xC3, 0x00, true },
632 	{ "branch-taken-retired",	0xC4, 0x00, true },
633 	{ "branch-taken-miss-retired",	0xC5, 0x00, true },
634 	{ "branch-far-retired",		0xC6, 0x00, true },
635 	{ "branch-resync-retired",	0xC7, 0x00, true },
636 	{ "branch-near-retired",	0xC8, 0x00, true },
637 	{ "branch-near-miss-retired",	0xC9, 0x00, true },
638 	{ "branch-indirect-miss-retired", 0xCA, 0x00, true },
639 	{ "int-hw",			0xCF, 0x00, true },
640 	{ "int-cycles-masked",		0xCD, 0x00, true },
641 	{ "int-cycles-masked-pending",	0xCE, 0x00, true },
642 	{ "fpu-exceptions",		0xDB, 0x00, true },
643 	{ "break-match0",		0xDC, 0x00, true },
644 	{ "break-match1",		0xDD, 0x00, true },
645 	{ "break-match2",		0xDE, 0x00, true },
646 	{ "break-match3",		0xDF, 0x00, true },
647 };
648 
649 static struct event_table amd_f10h = {
650 	.tablename = "AMD Family 10h",
651 	.names = amd_f10h_names,
652 	.nevents = sizeof(amd_f10h_names) /
653 	    sizeof(struct name_to_event),
654 	.next = NULL
655 };
656 
657 /*
658  * AMD Family 15h
659  */
660 static struct name_to_event amd_f15h_names[] = {
661 	{ "FpPipeAssignment",		0x000, 0x77, true },
662 	{ "FpSchedulerEmpty",		0x001, 0x00, true },
663 	{ "FpRetSseAvxOps",		0x003, 0xff, true },
664 	{ "FpNumMovElim",		0x004, 0x0f, true },
665 	{ "FpRetiredSerOps",		0x005, 0x0f, true },
666 	{ "LsSegRegLoads",		0x020, 0x7f, true },
667 	{ "LsPipeRestartSelfMod",	0x021, 0x00, true },
668 	{ "LsPipeRestartVarious",	0x022, 0x1f, true },
669 	{ "LsLoadQueueStoreQFull",	0x023, 0x03, true },
670 	{ "LsLockedOps",		0x024, 0x00, true },
671 	{ "LsRetClflushInstr",		0x026, 0x00, true },
672 	{ "LsRetCpuidInstr",		0x027, 0x00, true },
673 	{ "LsDispatch",			0x029, 0x07, true },
674 	{ "LsCanStoreToLoadFwOps",	0x02a, 0x03, true },
675 	{ "LsSmisReceived",		0x02b, 0x00, true },
676 	{ "LsExecClflushInstr",		0x030, 0x00, true },
677 	{ "LsMisalignStore",		0x032, 0x00, true },
678 	{ "LsFpLoadBufStall",		0x034, 0x00, true },
679 	{ "LsStlf",			0x035, 0x00, true },
680 	{ "DcCacheAccess",		0x040, 0x00, true },
681 	{ "DcCacheMiss",		0x041, 0x00, true },
682 	{ "DcCacheFillL2Sys",		0x042, 0x1f, true },
683 	{ "DcCacheFillSys",		0x043, 0x00, true },
684 	{ "DcUnifiedTlbHit",		0x045, 0x77, true },
685 	{ "DcUnifiedTlbMiss",		0x046, 0x77, true },
686 	{ "DcMisalignAccess",		0x047, 0x00, true },
687 	{ "DcPrefetchInstrDisp",	0x04b, 0x07, true },
688 	{ "DcIneffSwPrefetch",		0x052, 0x09, true },
689 	{ "CuCmdVictimBuf",		0x060, 0x98, true },
690 	{ "CuCmdMaskedOps",		0x061, 0x65, true },
691 	{ "CuCmdReadBlkOps",		0x062, 0x77, true },
692 	{ "CuCmdChgDirtyOps",		0x063, 0x08, true },
693 	{ "CuDramSysReq",		0x064, 0x00, true },
694 	{ "CuMemReqByType",		0x065, 0x83, true },
695 	{ "CuDataCachePrefetch",	0x067, 0x03, true },
696 	{ "CuMabReq",			0x068, 0xff, true },
697 	{ "CuMabWaitCyc",		0x069, 0xff, true },
698 	{ "CuSysRespCacheFill",		0x06c, 0x3f, true },
699 	{ "CuOctwordsWritten",		0x06d, 0x01, true },
700 	{ "CuCacheXInv",		0x075, 0x0f, true },
701 	{ "CuCpuClkNotHalted",		0x076, 0x00, true },
702 	{ "CuL2Req",			0x07d, 0x5f, true },
703 	{ "CuL2Miss",			0x07e, 0x17, true },
704 	{ "CuL2FillWb",			0x07f, 0x07, true },
705 	{ "CuPageSplintering",		0x165, 0x07, true },
706 	{ "CuL2PrefetchTrigEv",		0x16c, 0x03, true },
707 	{ "CuXabAllocStall",		0x177, 0x03, true },
708 	{ "CuFreeXabEntries",		0x17f, 0x01, true },
709 	{ "IcCacheFetch",		0x080, 0x00, true },
710 	{ "IcCacheMiss",		0x081, 0x00, true },
711 	{ "IcCacheFillL2",		0x082, 0x00, true },
712 	{ "IcCacheFillSys",		0x083, 0x00, true },
713 	{ "IcL1TlbMissL2Hit",		0x084, 0x00, true },
714 	{ "IcL1TlbMissL2Miss",		0x085, 0x07, true },
715 	{ "IcPipeRestartInstrStrProbe",	0x086, 0x00, true },
716 	{ "IcFetchStall",		0x087, 0x00, true },
717 	{ "IcRetStackHits",		0x088, 0x00, true },
718 	{ "IcRetStackOver",		0x089, 0x00, true },
719 	{ "IcCacheVictims",		0x08b, 0x00, true },
720 	{ "IcCacheLinesInv",		0x08c, 0x0f, true },
721 	{ "IcTlbReload",		0x099, 0x00, true },
722 	{ "IcTlbReloadAbort",		0x09a, 0x00, true },
723 	{ "IcUopsDispatched",		0x186, 0x01, true },
724 	{ "ExRetInstr",			0x0c0, 0x00, true },
725 	{ "ExRetCops",			0x0c1, 0x00, true },
726 	{ "ExRetBrn",			0x0c2, 0x00, true },
727 	{ "ExRetBrnMisp",		0x0c3, 0x00, true },
728 	{ "ExRetBrnTkn",		0x0c4, 0x00, true },
729 	{ "ExRetBrnTknMisp",		0x0c5, 0x00, true },
730 	{ "ExRetBrnFar",		0x0c6, 0x00, true },
731 	{ "ExRetBrnResync",		0x0c7, 0x00, true },
732 	{ "ExRetNearRet",		0x0c8, 0x00, true },
733 	{ "ExRetNearRetMispred",	0x0c9, 0x00, true },
734 	{ "ExRetBrnIndMisp",		0x0ca, 0x00, true },
735 	{ "ExRetMmxFpInstr@X87",	0x0cb, 0x01, true },
736 	{ "ExRetMmxFpInstr@Mmx",	0x0cb, 0x02, true },
737 	{ "ExRetMmxFpInstr@Sse",	0x0cb, 0x04, true },
738 	{ "ExIntMaskedCyc",		0x0cd, 0x00, true },
739 	{ "ExIntMaskedCycIntPend",	0x0ce, 0x00, true },
740 	{ "ExIntTaken",			0x0cf, 0x00, true },
741 	{ "ExDecEmpty",			0x0d0, 0x00, true },
742 	{ "ExDispStall",		0x0d1, 0x00, true },
743 	{ "ExUseqStallSer",		0x0d2, 0x00, true },
744 	{ "ExDispStallInstrRetQFull",	0x0d5, 0x00, true },
745 	{ "ExDispStallIntSchedQFull",	0x0d6, 0x00, true },
746 	{ "ExDispStallFpSchedQFull",	0x0d7, 0x00, true },
747 	{ "ExDispStallLdqFull",		0x0d8, 0x00, true },
748 	{ "ExUseqStallAllQuiet",	0x0d9, 0x00, true },
749 	{ "ExFpuEx",			0x0db, 0x1f, true },
750 	{ "ExBpDr0",			0x0dc, 0x8f, true },
751 	{ "ExBpDr1",			0x0dd, 0x8f, true },
752 	{ "ExBpDr2",			0x0de, 0x8f, true },
753 	{ "ExBpDr3",			0x0df, 0x8f, true },
754 	{ "ExRetx87FpOps",		0x1c0, 0x07, true },
755 	{ "ExTaggedIbsOps",		0x1cf, 0x07, true },
756 	{ "ExRetFusBrInstr",		0x1d0, 0x00, true },
757 	{ "ExDispStallStqFull",		0x1d8, 0x00, true },
758 	{ "ExCycNoDispIntPrfTok",	0x1dd, 0x00, true },
759 	{ "ExCycNoDispfpPrfTok",	0x1de, 0x00, true },
760 	{ "ExFpDispContention",		0x1df, 0x0f, true },
761 };
762 
763 static struct event_table amd_f15h = {
764 	.tablename = "AMD Family 15h",
765 	.names = amd_f15h_names,
766 	.nevents = sizeof(amd_f15h_names) /
767 	    sizeof(struct name_to_event),
768 	.next = NULL
769 };
770 
771 /*
772  * AMD Family 17h
773  */
774 static struct name_to_event amd_f17h_names[] = {
775 	{ "FpRetx87FpOps",		0x02, __BITS(2,0), true },
776 	{ "FpRetSseAvxOps",		0x03, __BITS(7,0), true },
777 	{ "FpRetiredSerOps",		0x05, __BITS(3,0), true },
778 	{ "LsL1DTlbMiss",		0x45, __BITS(7,0), true },
779 	{ "LsTableWalker",		0x46, __BITS(3,0), true },
780 	{ "LsMisalAccesses",		0x47, 0x00, true },
781 	{ "LsInefSwPref",		0x52, __BITS(1,0), true },
782 	{ "LsNotHaltedCyc",		0x76, 0x00, true },
783 	{ "IcFw32",			0x80, 0x00, true },
784 	{ "IcFw32Miss",			0x81, 0x00, true },
785 	{ "IcCacheFillL2",		0x82, 0x00, true },
786 	{ "IcCacheFillSys",		0x83, 0x00, true },
787 	{ "IcFetchStall",		0x87, __BITS(2,0), true },
788 	{ "IcCacheInval",		0x8C, __BITS(1,0), true },
789 	{ "BpL1TlbMissL2Hit",		0x84, 0x00, true },
790 	{ "BpL1TlbMissL2Miss",		0x85, 0x00, true },
791 	{ "BpSnpReSync",		0x86, 0x00, true },
792 	{ "BpL1BTBCorrect",		0x8A, 0x00, true },
793 	{ "BpL2BTBCorrect",		0x8B, 0x00, true },
794 	{ "BpTlbRel",			0x99, 0x00, true },
795 	{ "ExRetInstr",			0xC0, 0x00, true },
796 	{ "ExRetCops",			0xC1, 0x00, true },
797 	{ "ExRetBrn",			0xC2, 0x00, true },
798 	{ "ExRetBrnMisp",		0xC3, 0x00, true },
799 	{ "ExRetBrnTkn",		0xC4, 0x00, true },
800 	{ "ExRetBrnTknMisp",		0xC5, 0x00, true },
801 	{ "ExRetBrnFar",		0xC6, 0x00, true },
802 	{ "ExRetBrnResync",		0xC7, 0x00, true },
803 	{ "ExRetBrnIndMisp",		0xCA, 0x00, true },
804 	{ "ExRetNearRet",		0xC8, 0x00, true },
805 	{ "ExRetNearRetMispred",	0xC9, 0x00, true },
806 	{ "ExRetMmxFpInstr@X87",	0xCB, __BIT(0), true },
807 	{ "ExRetMmxFpInstr@Mmx",	0xCB, __BIT(1), true },
808 	{ "ExRetMmxFpInstr@Sse",	0xCB, __BIT(2), true },
809 	{ "ExRetCond",			0xD1, 0x00, true },
810 	{ "ExRetCondMisp",		0xD2, 0x00, true },
811 	{ "ExDivBusy",			0xD3, 0x00, true },
812 	{ "ExDivCount",			0xD4, 0x00, true },
813 };
814 
815 static struct event_table amd_f17h = {
816 	.tablename = "AMD Family 17h",
817 	.names = amd_f17h_names,
818 	.nevents = sizeof(amd_f17h_names) /
819 	    sizeof(struct name_to_event),
820 	.next = NULL
821 };
822 
823 static struct event_table *
824 init_amd_generic(void)
825 {
826 	unsigned int eax, ebx, ecx, edx;
827 
828 	eax = 0x01;
829 	ebx = 0;
830 	ecx = 0;
831 	edx = 0;
832 	x86_cpuid(&eax, &ebx, &ecx, &edx);
833 
834 	switch (CPUID_TO_FAMILY(eax)) {
835 	case 0x10:
836 		return &amd_f10h;
837 	case 0x15:
838 		return &amd_f15h;
839 	case 0x17:
840 		return &amd_f17h;
841 	}
842 
843 	return NULL;
844 }
845 
846 /* -------------------------------------------------------------------------- */
847 
848 int
849 tprof_event_init(uint32_t ident)
850 {
851 	switch (ident) {
852 	case TPROF_IDENT_NONE:
853 		return -1;
854 	case TPROF_IDENT_INTEL_GENERIC:
855 		cpuevents = init_intel_generic();
856 		break;
857 	case TPROF_IDENT_AMD_GENERIC:
858 		cpuevents = init_amd_generic();
859 		break;
860 	}
861 	return (cpuevents == NULL) ? -1 : 0;
862 }
863 
864 static void
865 recursive_event_list(struct event_table *table)
866 {
867 	size_t i;
868 
869 	printf("%s:\n", table->tablename);
870 	for (i = 0; i < table->nevents; i++) {
871 		if (!table->names[i].enabled)
872 			continue;
873 		printf("\t%s\n", table->names[i].name);
874 	}
875 
876 	if (table->next != NULL) {
877 		recursive_event_list(table->next);
878 	}
879 }
880 
881 void
882 tprof_event_list(void)
883 {
884 	recursive_event_list(cpuevents);
885 }
886 
887 static void
888 recursive_event_lookup(struct event_table *table, const char *name,
889     struct tprof_param *param)
890 {
891 	size_t i;
892 
893 	for (i = 0; i < table->nevents; i++) {
894 		if (!table->names[i].enabled)
895 			continue;
896 		if (!strcmp(table->names[i].name, name)) {
897 			param->p_event = table->names[i].event;
898 			param->p_unit = table->names[i].unit;
899 			return;
900 		}
901 	}
902 
903 	if (table->next != NULL) {
904 		recursive_event_lookup(table->next, name, param);
905 	} else {
906 		errx(EXIT_FAILURE, "event '%s' unknown", name);
907 	}
908 }
909 
910 void
911 tprof_event_lookup(const char *name, struct tprof_param *param)
912 {
913 	recursive_event_lookup(cpuevents, name, param);
914 }
915