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Diffstat (limited to 'src/profiling/FileOnlyProfilingConnection.hpp')
-rw-r--r-- | src/profiling/FileOnlyProfilingConnection.hpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/profiling/FileOnlyProfilingConnection.hpp b/src/profiling/FileOnlyProfilingConnection.hpp new file mode 100644 index 0000000000..12a87a1535 --- /dev/null +++ b/src/profiling/FileOnlyProfilingConnection.hpp @@ -0,0 +1,82 @@ +// +// Copyright © 2019 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// + +#pragma once + +#include "CounterDirectory.hpp" +#include "DirectoryCaptureCommandHandler.hpp" +#include "IProfilingConnection.hpp" +#include "ProfilingUtils.hpp" +#include "Runtime.hpp" + +#include <fstream> +#include <queue> + +namespace armnn +{ + +namespace profiling +{ + +enum class TargetEndianness +{ + BeWire, + LeWire +}; + +enum class PackageActivity +{ + StreamMetaData, + CounterDirectory, + Unknown +}; + +class FileOnlyProfilingConnection : public IProfilingConnection +{ +public: + FileOnlyProfilingConnection(const Runtime::CreationOptions::ExternalProfilingOptions& options, + const bool quietOp = true) + : m_Options(options) + , m_QuietOp(quietOp) + , m_Endianness(TargetEndianness::LeWire) // Set a sensible default. WaitForStreamMeta will set a real value. + {}; + + ~FileOnlyProfilingConnection(); + + bool IsOpen() const override; + + void Close() override; + + // This is effectively receiving a data packet from ArmNN. + bool WritePacket(const unsigned char* buffer, uint32_t length) override; + + // Sending a packet back to ArmNN. + Packet ReadPacket(uint32_t timeout) override; + +private: + bool WaitForStreamMeta(const unsigned char* buffer, uint32_t length); + + uint32_t ToUint32(const unsigned char* data, TargetEndianness endianness); + + void SendConnectionAck(); + + bool SendCounterSelectionPacket(); + + PackageActivity GetPackageActivity(const unsigned char* buffer, uint32_t headerAsWords[2]); + + void Fail(const std::string& errorMessage); + + static const uint32_t PIPE_MAGIC = 0x45495434; + + Runtime::CreationOptions::ExternalProfilingOptions m_Options; + bool m_QuietOp; + std::vector<uint16_t> m_IdList; + std::queue<Packet> m_PacketQueue; + TargetEndianness m_Endianness; +}; + +} // namespace profiling + +} // namespace armnn
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