xref: /openbmc/linux/tools/perf/util/intel-bts.h (revision 2025cf9e)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * intel-bts.h: Intel Processor Trace support
4  * Copyright (c) 2013-2014, Intel Corporation.
5  */
6 
7 #ifndef INCLUDE__PERF_INTEL_BTS_H__
8 #define INCLUDE__PERF_INTEL_BTS_H__
9 
10 #define INTEL_BTS_PMU_NAME "intel_bts"
11 
12 enum {
13 	INTEL_BTS_PMU_TYPE,
14 	INTEL_BTS_TIME_SHIFT,
15 	INTEL_BTS_TIME_MULT,
16 	INTEL_BTS_TIME_ZERO,
17 	INTEL_BTS_CAP_USER_TIME_ZERO,
18 	INTEL_BTS_SNAPSHOT_MODE,
19 	INTEL_BTS_AUXTRACE_PRIV_MAX,
20 };
21 
22 #define INTEL_BTS_AUXTRACE_PRIV_SIZE (INTEL_BTS_AUXTRACE_PRIV_MAX * sizeof(u64))
23 
24 struct auxtrace_record;
25 struct perf_tool;
26 union perf_event;
27 struct perf_session;
28 
29 struct auxtrace_record *intel_bts_recording_init(int *err);
30 
31 int intel_bts_process_auxtrace_info(union perf_event *event,
32 				    struct perf_session *session);
33 
34 #endif
35