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Diffstat (limited to 'profiling/client/src/ConnectionAcknowledgedCommandHandler.cpp')
-rw-r--r-- | profiling/client/src/ConnectionAcknowledgedCommandHandler.cpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/profiling/client/src/ConnectionAcknowledgedCommandHandler.cpp b/profiling/client/src/ConnectionAcknowledgedCommandHandler.cpp new file mode 100644 index 0000000000..9f20b9cb80 --- /dev/null +++ b/profiling/client/src/ConnectionAcknowledgedCommandHandler.cpp @@ -0,0 +1,78 @@ +// +// Copyright © 2019 Arm Ltd and Contributors. All rights reserved. +// SPDX-License-Identifier: MIT +// + +#include "ConnectionAcknowledgedCommandHandler.hpp" + +#include <client/include/TimelineUtilityMethods.hpp> + +#include <common/include/ProfilingException.hpp> + +#include <fmt/format.h> + +namespace arm +{ + +namespace pipe +{ + +void ConnectionAcknowledgedCommandHandler::operator()(const arm::pipe::Packet& packet) +{ + ProfilingState currentState = m_StateMachine.GetCurrentState(); + switch (currentState) + { + case ProfilingState::Uninitialised: + case ProfilingState::NotConnected: + throw arm::pipe::ProfilingException(fmt::format("Connection Acknowledged Command Handler invoked while in an " + "wrong state: {}", + GetProfilingStateName(currentState))); + case ProfilingState::WaitingForAck: + // Process the packet + if (!(packet.GetPacketFamily() == 0u && packet.GetPacketId() == 1u)) + { + throw arm::pipe::InvalidArgumentException(fmt::format("Expected Packet family = 0, id = 1 but " + "received family = {}, id = {}", + packet.GetPacketFamily(), + packet.GetPacketId())); + } + + // Once a Connection Acknowledged packet has been received, move to the Active state immediately + m_StateMachine.TransitionToState(ProfilingState::Active); + // Send the counter directory packet. + m_SendCounterPacket.SendCounterDirectoryPacket(m_CounterDirectory); + + if (m_TimelineEnabled) + { + m_SendTimelinePacket.SendTimelineMessageDirectoryPackage(); + TimelineUtilityMethods::SendWellKnownLabelsAndEventClasses(m_SendTimelinePacket); + } + + if (m_BackendProfilingContext.has_value()) + { + for (auto backendContext : m_BackendProfilingContext.value()) + { + // Enable profiling on the backend and assert that it returns true + if(!backendContext.second->EnableProfiling(true)) + { + throw arm::pipe::BackendProfilingException( + "Unable to enable profiling on Backend Id: " + backendContext.first); + } + } + } + + // At this point signal any external processes waiting on the profiling system + // to come up that profiling is fully active + m_ProfilingServiceStatus.NotifyProfilingServiceActive(); + break; + case ProfilingState::Active: + return; // NOP + default: + throw arm::pipe::ProfilingException(fmt::format("Unknown profiling service state: {}", + static_cast<int>(currentState))); + } +} + +} // namespace pipe + +} // namespace arm |