xref: /openbmc/linux/tools/perf/util/intel-pt.h (revision 9b93eb47)
1 /*
2  * intel_pt.h: Intel Processor Trace support
3  * Copyright (c) 2013-2015, Intel Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms and conditions of the GNU General Public License,
7  * version 2, as published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  */
15 
16 #ifndef INCLUDE__PERF_INTEL_PT_H__
17 #define INCLUDE__PERF_INTEL_PT_H__
18 
19 #define INTEL_PT_PMU_NAME "intel_pt"
20 
21 enum {
22 	INTEL_PT_PMU_TYPE,
23 	INTEL_PT_TIME_SHIFT,
24 	INTEL_PT_TIME_MULT,
25 	INTEL_PT_TIME_ZERO,
26 	INTEL_PT_CAP_USER_TIME_ZERO,
27 	INTEL_PT_TSC_BIT,
28 	INTEL_PT_NORETCOMP_BIT,
29 	INTEL_PT_HAVE_SCHED_SWITCH,
30 	INTEL_PT_SNAPSHOT_MODE,
31 	INTEL_PT_PER_CPU_MMAPS,
32 	INTEL_PT_MTC_BIT,
33 	INTEL_PT_MTC_FREQ_BITS,
34 	INTEL_PT_TSC_CTC_N,
35 	INTEL_PT_TSC_CTC_D,
36 	INTEL_PT_CYC_BIT,
37 	INTEL_PT_MAX_NONTURBO_RATIO,
38 	INTEL_PT_FILTER_STR_LEN,
39 	INTEL_PT_AUXTRACE_PRIV_MAX,
40 };
41 
42 struct auxtrace_record;
43 struct perf_tool;
44 union perf_event;
45 struct perf_session;
46 struct perf_event_attr;
47 struct perf_pmu;
48 
49 struct auxtrace_record *intel_pt_recording_init(int *err);
50 
51 int intel_pt_process_auxtrace_info(union perf_event *event,
52 				   struct perf_session *session);
53 
54 struct perf_event_attr *intel_pt_pmu_default_config(struct perf_pmu *pmu);
55 
56 #endif
57