LXR linux/tools/perf/util/intel-pt.h

   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
  21enum {
  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_AUXTRACE_PRIV_MAX,
  38};
  39
  40#define INTEL_PT_AUXTRACE_PRIV_SIZE (INTEL_PT_AUXTRACE_PRIV_MAX * sizeof(u64))
  41
  42struct auxtrace_record;
  43struct perf_tool;
  44union perf_event;
  45struct perf_session;
  46struct perf_event_attr;
  47struct perf_pmu;
  48
  49struct auxtrace_record *intel_pt_recording_init(int *err);
  50
  51int intel_pt_process_auxtrace_info(union perf_event *event,
  52                                   struct perf_session *session);
  53
  54struct perf_event_attr *intel_pt_pmu_default_config(struct perf_pmu *pmu);
  55
  56#endif
  57