| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GARNET_BIN_CPUPERF_SESSION_SPEC_H_ |
| #define GARNET_BIN_CPUPERF_SESSION_SPEC_H_ |
| |
| #include <cstddef> |
| #include <cstdint> |
| #include <string> |
| |
| #include <lib/fxl/time/time_delta.h> |
| #include <lib/zircon-internal/device/cpu-trace/cpu-perf.h> |
| #include <lib/zx/time.h> |
| |
| namespace cpuperf { |
| |
| // The parameters controlling data collection. |
| |
| struct SessionSpec { |
| static constexpr uint32_t kDefaultBufferSizeInMb = 16u; |
| static constexpr fxl::TimeDelta kDefaultDuration{fxl::TimeDelta::FromSeconds(10)}; |
| static constexpr size_t kDefaultNumIterations = 1u; |
| static const char kDefaultOutputPathPrefix[]; |
| static const char kDefaultSessionResultSpecPath[]; |
| |
| SessionSpec(); |
| |
| // Name of the config for reporting and debugging purposes. |
| std::string config_name; |
| |
| // Configuration for collecting cpu performance data. |
| cpuperf_config_t cpuperf_config{}; |
| |
| // The size of the trace buffer to use, in MB. |
| uint32_t buffer_size_in_mb{kDefaultBufferSizeInMb}; |
| |
| // How long to collect data for. |
| fxl::TimeDelta duration{kDefaultDuration}; |
| |
| // How many iterations of data to collect. |
| size_t num_iterations{kDefaultNumIterations}; |
| |
| // The path prefix of all of the output files. |
| std::string output_path_prefix; |
| |
| // The path of the session result spec. |
| std::string session_result_spec_path; |
| }; |
| |
| bool DecodeSessionSpec(const std::string& json, SessionSpec* spec); |
| |
| } // namespace cpuperf |
| |
| #endif // GARNET_BIN_CPUPERF_SESSION_SPEC_H_ |