1 //
2 // Copyright © 2019 Arm Ltd and Contributors. All rights reserved.
3 // SPDX-License-Identifier: MIT
4 //
5
6 #include "StreamMetadataCommandHandler.hpp"
7
8 #include <common/include/CommonProfilingUtils.hpp>
9
10 #include <iostream>
11 #include <sstream>
12
13 namespace armnn
14 {
15
16 namespace gatordmock
17 {
18
operator ()(const arm::pipe::Packet & packet)19 void StreamMetadataCommandHandler::operator()(const arm::pipe::Packet& packet)
20 {
21 ParseData(packet);
22
23 if (m_QuietOperation)
24 {
25 return;
26 }
27
28 std::stringstream ss;
29
30 ss << "Stream metadata packet received" << std::endl << std::endl;
31
32 ss << "Pipe magic: " << m_PipeMagic << std::endl;
33 ss << "Stream metadata version: " << m_StreamMetadataVersion << std::endl;
34 ss << "Max data len: " << m_MaxDataLen << std::endl;
35 ss << "Pid: " << m_Pid << std::endl;
36 ss << "Software info: " << m_SoftwareInfo << std::endl;
37 ss << "Hardware version: " << m_HardwareVersion << std::endl;
38 ss << "Software version: " << m_SoftwareVersion << std::endl;
39 ss << "Process name: " << m_ProcessName << std::endl;
40 ss << "Packet versions: " << m_PacketVersionTable.size() << std::endl;
41
42 for (const auto& packetVersion : m_PacketVersionTable)
43 {
44 ss << "-----------------------" << std::endl;
45 ss << "Packet family: " << packetVersion.m_PacketFamily << std::endl;
46 ss << "Packet id: " << packetVersion.m_PacketId << std::endl;
47 ss << "Packet version: " << packetVersion.m_PacketVersion << std::endl;
48 }
49
50 std::cout << ss.str() << std::endl;
51 }
52
ReadString(const unsigned char * buffer,unsigned int & offset)53 std::string ReadString(const unsigned char* buffer, unsigned int &offset)
54 {
55 const char* stringPtr = reinterpret_cast<const char*>(&buffer[offset]);
56 return stringPtr != nullptr ? std::string(stringPtr) : "";
57 }
58
ParseData(const arm::pipe::Packet & packet)59 void StreamMetadataCommandHandler::ParseData(const arm::pipe::Packet &packet)
60 {
61 // Check that at least the packet contains the fixed-length fields
62 if (packet.GetLength() < 80)
63 {
64 return;
65 }
66
67 // Utils
68 unsigned int uint16_t_size = sizeof(uint16_t);
69 unsigned int uint32_t_size = sizeof(uint32_t);
70
71 const unsigned char* buffer = packet.GetData();
72 unsigned int offset = 0;
73
74 // Get the fixed-length fields
75 m_PipeMagic = arm::pipe::ReadUint32(buffer, offset);
76 offset += uint32_t_size;
77 m_StreamMetadataVersion = arm::pipe::ReadUint32(buffer, offset);
78 offset += uint32_t_size;
79 m_MaxDataLen = arm::pipe::ReadUint32(buffer, offset);
80 offset += uint32_t_size;
81 m_Pid = arm::pipe::ReadUint32(buffer, offset);
82 offset += uint32_t_size;
83 m_OffsetInfo = arm::pipe::ReadUint32(buffer, offset);
84 offset += uint32_t_size;
85 m_OffsetHwVersion = arm::pipe::ReadUint32(buffer, offset);
86 offset += uint32_t_size;
87 m_OffsetSwVersion = arm::pipe::ReadUint32(buffer, offset);
88 offset += uint32_t_size;
89 m_OffsetProcessName = arm::pipe::ReadUint32(buffer, offset);
90 offset += uint32_t_size;
91 m_OffsetPacketVersionTable = arm::pipe::ReadUint32(buffer, offset);
92 offset += uint32_t_size * 2; // Also skipping the reserved word (all zeros)
93
94 // Get the string fields
95 m_SoftwareInfo = m_OffsetInfo > 0 ? ReadString(buffer, m_OffsetInfo) : "";
96 m_HardwareVersion = m_OffsetHwVersion > 0 ? ReadString(buffer, m_OffsetHwVersion) : "";
97 m_SoftwareVersion = m_OffsetSwVersion > 0 ? ReadString(buffer, m_OffsetSwVersion) : "";
98 m_ProcessName = m_OffsetProcessName > 0 ? ReadString(buffer, m_OffsetProcessName) : "";
99
100 // Get the packet versions
101 m_PacketVersionTable.clear();
102 if (m_OffsetPacketVersionTable > 0)
103 {
104 offset = m_OffsetPacketVersionTable;
105 uint16_t packetEntries = arm::pipe::ReadUint16(buffer, offset + uint16_t_size);
106 offset += uint32_t_size; // Also skipping the reserved bytes (all zeros)
107 for (uint16_t i = 0; i < packetEntries; i++)
108 {
109 uint16_t packetFamilyAndId = arm::pipe::ReadUint16(buffer, offset + uint16_t_size);
110 uint16_t packetFamily = (packetFamilyAndId >> 10) & 0x003F;
111 uint16_t packetId = (packetFamilyAndId >> 0) & 0x03FF;
112 offset += uint32_t_size; // Also skipping the reserved bytes (all zeros)
113 uint32_t packetVersion = arm::pipe::ReadUint32(buffer, offset);
114 offset += uint32_t_size;
115
116 m_PacketVersionTable.push_back({ packetFamily, packetId, packetVersion });
117 }
118 }
119 }
120
121 } // namespace gatordmock
122
123 } // namespace armnn
124