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Use Genode timer_session as time source.

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This commit is contained in:
Michael Müller
2022-07-05 18:53:23 +02:00
parent 31ae146503
commit 9b01c8bf86
1 changed files with 7 additions and 4 deletions
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11
src/mx/tasking/profiling/profiling_task.h
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@@ -1,6 +1,6 @@
#pragma once #pragma once
#include <chrono> #include <timer_session/connection.h>
#include <mx/tasking/channel.h> #include <mx/tasking/channel.h>
#include <mx/tasking/task.h> #include <mx/tasking/task.h>
#include <mx/util/maybe_atomic.h> #include <mx/util/maybe_atomic.h>
@@ -9,21 +9,21 @@
#include <vector> #include <vector>
namespace mx::tasking::profiling { namespace mx::tasking::profiling {
/* TODO: Replace std::chrono with a Genode timer session */ /* DONE: Replace std::chrono with a Genode timer session */
/** /**
* Time range (from -- to) for idled time of a single channel. * Time range (from -- to) for idled time of a single channel.
*/ */
class IdleRange class IdleRange
{ {
public: public:
IdleRange() : _start(std::chrono::steady_clock::now()) {} IdleRange() : _timer(Timer::Connection(system::Environment::env)), _start(std::chrono::microseconds(_timer.elapsed_ms())) {}
IdleRange(IdleRange &&) = default; IdleRange(IdleRange &&) = default;
~IdleRange() = default; ~IdleRange() = default;
/** /**
* Sets the end of the idle range to the current time. * Sets the end of the idle range to the current time.
*/ */
void stop() noexcept { _end = std::chrono::steady_clock::now(); } void stop() noexcept { _end = std::chrono::time_point<std::chrono::steady_clock>(std::chrono::microseconds(_timer.elapsed_us())); }
/** /**
* @return Number of nanoseconds idled. * @return Number of nanoseconds idled.
@@ -53,6 +53,9 @@ private:
// End of idling. // End of idling.
std::chrono::steady_clock::time_point _end; std::chrono::steady_clock::time_point _end;
// Timer session for Genode
Timer::Connection _timer;
}; };
/** /**