1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef SRC_BYTRACE_EVENT_PARSER_H 17 #define SRC_BYTRACE_EVENT_PARSER_H 18 19 #include <functional> 20 #include <vector> 21 22 #include "common_types.h" 23 #include "event_parser_base.h" 24 #include "print_event_parser.h" 25 #include "trace_data_cache.h" 26 #include "trace_streamer_config.h" 27 #include "trace_streamer_filters.h" 28 29 namespace SysTuning { 30 namespace TraceStreamer { 31 using ArgsMap = std::unordered_map<std::string, std::string>; 32 class BytraceEventParser : public EventParserBase { 33 private: 34 class EventInfo { 35 public: EventInfo(uint64_t ts,BytraceLine li)36 EventInfo(uint64_t ts, BytraceLine li) : eventTimestamp(ts), line(li) {} 37 uint64_t eventTimestamp; 38 BytraceLine line; 39 }; 40 41 public: 42 BytraceEventParser(TraceDataCache* dataCache, const TraceStreamerFilters* filter); 43 void ParseDataItem(const BytraceLine& line); 44 void FilterAllEventsTemp(); 45 void FilterAllEvents(); 46 void BeginFilterEvents(EventInfo* event); 47 void Clear(); 48 49 private: 50 using FuncCall = std::function<bool(const ArgsMap& args, const BytraceLine line)>; 51 bool SchedSwitchEvent(const ArgsMap& args, const BytraceLine& line) const; 52 bool BlockedReason(const ArgsMap& args, const BytraceLine& line) const; 53 bool TaskRenameEvent(const ArgsMap& args, const BytraceLine& line) const; 54 bool TaskNewtaskEvent(const ArgsMap& args, const BytraceLine& line) const; 55 bool TracingMarkWriteOrPrintEvent(const ArgsMap& args, const BytraceLine& line); 56 bool SchedWakeupEvent(const ArgsMap& args, const BytraceLine& line) const; 57 bool SchedWakingEvent(const ArgsMap& args, const BytraceLine& line) const; 58 bool CpuIdleEvent(const ArgsMap& args, const BytraceLine& line) const; 59 bool CpuFrequencyEvent(const ArgsMap& args, const BytraceLine& line) const; 60 bool CpuFrequencyLimitsEvent(const ArgsMap& args, const BytraceLine& line) const; 61 bool WorkqueueExecuteStartEvent(const ArgsMap& args, const BytraceLine& line) const; 62 bool WorkqueueExecuteEndEvent(const ArgsMap& args, const BytraceLine& line) const; 63 bool ProcessExitEvent(const ArgsMap& args, const BytraceLine& line) const; 64 bool SetRateEvent(const ArgsMap& args, const BytraceLine& line) const; 65 bool ClockEnableEvent(const ArgsMap& args, const BytraceLine& line) const; 66 bool ClockDisableEvent(const ArgsMap& args, const BytraceLine& line) const; 67 bool RegulatorSetVoltageEvent(const ArgsMap& args, const BytraceLine& line) const; 68 bool RegulatorSetVoltageCompleteEvent(const ArgsMap& args, const BytraceLine& line) const; 69 bool RegulatorDisableEvent(const ArgsMap& args, const BytraceLine& line) const; 70 bool RegulatorDisableCompleteEvent(const ArgsMap& args, const BytraceLine& line) const; 71 bool IpiEntryEvent(const ArgsMap& args, const BytraceLine& line) const; 72 bool IpiExitEvent(const ArgsMap& args, const BytraceLine& line) const; 73 bool IrqHandlerEntryEvent(const ArgsMap& args, const BytraceLine& line) const; 74 bool IrqHandlerExitEvent(const ArgsMap& args, const BytraceLine& line) const; 75 bool SoftIrqRaiseEvent(const ArgsMap& args, const BytraceLine& line) const; 76 bool SoftIrqEntryEvent(const ArgsMap& args, const BytraceLine& line) const; 77 bool SoftIrqExitEvent(const ArgsMap& args, const BytraceLine& line) const; 78 bool BinderTransaction(const ArgsMap& args, const BytraceLine& line) const; 79 bool BinderTransactionReceived(const ArgsMap& args, const BytraceLine& line) const; 80 bool BinderTransactionAllocBufEvent(const ArgsMap& args, const BytraceLine& line) const; 81 void GetDataSegArgs(BytraceLine& bufLine, ArgsMap& args, uint32_t& tgid) const; 82 void InterruptEventInitialization(); 83 void ClockEventInitialization(); 84 void CpuEventInitialization(); 85 void RegulatorEventInitialization(); 86 void BinderEventInitialization(); 87 void StackEventsInitialization(); 88 89 std::map<std::string, FuncCall> eventToFunctionMap_ = {}; 90 const uint32_t MIN_SCHED_SWITCH_ARGS_COUNT = 6; 91 const uint32_t MIN_BLOCKED_REASON_ARGS_COUNT = 3; 92 const uint32_t MIN_SCHED_WAKEUP_ARGS_COUNT = 2; 93 const uint32_t MIN_TASK_RENAME_ARGS_COUNT = 2; 94 const uint32_t MIN_SCHED_WAKING_ARGS_COUNT = 4; 95 const uint32_t MIN_CPU_IDLE_ARGS_COUNT = 2; 96 const uint32_t MIN_CPU_FREQUENCY_ARGS_COUNT = 2; 97 const uint32_t MIN_PROCESS_EXIT_ARGS_COUNT = 2; 98 const uint32_t MIN_CLOCK_SET_RATE_ARGS_COUNT = 3; 99 const uint32_t MIN_CLOCK_ENABLE_ARGS_COUNT = 3; 100 const uint32_t MIN_CLOCK_DISABLE_ARGS_COUNT = 3; 101 const uint32_t MIN_IRQ_HANDLER_ENTRY_ARGS_COUNT = 2; 102 const uint32_t MIN_IRQ_HANDLER_EXIT_ARGS_COUNT = 2; 103 const uint32_t MIN_SOFTIRQ_ENTRY_ARGS_COUNT = 2; 104 const uint32_t MIN_SOFTIRQ_EXIT_ARGS_COUNT = 2; 105 const uint32_t MIN_BINDER_TRANSACTION_ARGS_COUNT = 7; 106 const uint32_t MIN_BINDER_TRANSACTION_RECEIVED_ARGS_COUNT = 1; 107 const uint32_t MIN_BINDER_TRANSACTION_ALLOC_BUF_ARGS_COUNT = 3; 108 std::vector<std::unique_ptr<EventInfo>> eventList_ = {}; 109 PrintEventParser printEventParser_; 110 const DataIndex schedWakeupName_ = traceDataCache_->GetDataIndex("sched_wakeup"); 111 const DataIndex schedWakingName_ = traceDataCache_->GetDataIndex("sched_waking"); 112 const DataIndex ioWaitId_ = traceDataCache_->GetDataIndex("io_wait"); 113 const DataIndex workQueueId_ = traceDataCache_->GetDataIndex("workqueue"); 114 const DataIndex schedWakeupId_ = traceDataCache_->GetDataIndex("sched_wakeup"); 115 const DataIndex schedBlockedReasonId_ = traceDataCache_->GetDataIndex("sched_blocked_reason"); 116 const DataIndex cpuFrequencyLimitMaxNameId = traceDataCache_->GetDataIndex("cpu_frequency_limits_max"); 117 const DataIndex cpuFrequencyLimitMinNameId = traceDataCache_->GetDataIndex("cpu_frequency_limits_min"); 118 119 protected: 120 TraceStreamerConfig config_{}; 121 }; 122 } // namespace TraceStreamer 123 } // namespace SysTuning 124 125 #endif // SRC_BYTRACE_EVENT_PARSER_H 126