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native_clock: Use RealTimeClock instead of SteadyClock
We want to synchronize RDTSC to real time.
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@ -53,11 +53,11 @@ u64 EstimateRDTSCFrequency() {
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FencedRDTSC();
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FencedRDTSC();
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// Get the current time.
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// Get the current time.
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const auto start_time = Common::SteadyClock::Now();
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const auto start_time = Common::RealTimeClock::Now();
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const u64 tsc_start = FencedRDTSC();
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const u64 tsc_start = FencedRDTSC();
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// Wait for 250 milliseconds.
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// Wait for 250 milliseconds.
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std::this_thread::sleep_for(std::chrono::milliseconds{250});
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std::this_thread::sleep_for(std::chrono::milliseconds{250});
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const auto end_time = Common::SteadyClock::Now();
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const auto end_time = Common::RealTimeClock::Now();
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const u64 tsc_end = FencedRDTSC();
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const u64 tsc_end = FencedRDTSC();
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// Calculate differences.
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// Calculate differences.
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const u64 timer_diff = static_cast<u64>(
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const u64 timer_diff = static_cast<u64>(
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@ -75,13 +75,13 @@ NativeClock::NativeClock(u64 emulated_cpu_frequency_, u64 emulated_clock_frequen
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// Thread to re-adjust the RDTSC frequency after 30 seconds has elapsed.
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// Thread to re-adjust the RDTSC frequency after 30 seconds has elapsed.
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time_sync_thread = std::jthread{[this](std::stop_token token) {
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time_sync_thread = std::jthread{[this](std::stop_token token) {
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// Get the current time.
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// Get the current time.
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const auto start_time = Common::SteadyClock::Now();
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const auto start_time = Common::RealTimeClock::Now();
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const u64 tsc_start = FencedRDTSC();
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const u64 tsc_start = FencedRDTSC();
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// Wait for 30 seconds.
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// Wait for 30 seconds.
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if (!Common::StoppableTimedWait(token, std::chrono::seconds{30})) {
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if (!Common::StoppableTimedWait(token, std::chrono::seconds{30})) {
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return;
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return;
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}
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}
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const auto end_time = Common::SteadyClock::Now();
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const auto end_time = Common::RealTimeClock::Now();
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const u64 tsc_end = FencedRDTSC();
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const u64 tsc_end = FencedRDTSC();
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// Calculate differences.
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// Calculate differences.
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const u64 timer_diff = static_cast<u64>(
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const u64 timer_diff = static_cast<u64>(
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