From 21bc2c14bc7408427a8b4851a7a3f15251f2afa8 Mon Sep 17 00:00:00 2001 From: Liam Date: Sun, 8 Oct 2023 11:32:32 -0400 Subject: common: add arm64 native clock --- src/common/arm64/native_clock.h | 47 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 src/common/arm64/native_clock.h (limited to 'src/common/arm64/native_clock.h') diff --git a/src/common/arm64/native_clock.h b/src/common/arm64/native_clock.h new file mode 100644 index 000000000..a28b419f2 --- /dev/null +++ b/src/common/arm64/native_clock.h @@ -0,0 +1,47 @@ +// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/wall_clock.h" + +namespace Common::Arm64 { + +class NativeClock final : public WallClock { +public: + explicit NativeClock(); + + std::chrono::nanoseconds GetTimeNS() const override; + + std::chrono::microseconds GetTimeUS() const override; + + std::chrono::milliseconds GetTimeMS() const override; + + u64 GetCNTPCT() const override; + + u64 GetGPUTick() const override; + + u64 GetHostTicksNow() const override; + + u64 GetHostTicksElapsed() const override; + + bool IsNative() const override; + + static u64 GetHostCNTFRQ(); + +public: + using FactorType = unsigned __int128; + + FactorType GetGuestCNTFRQFactor() const { + return guest_cntfrq_factor; + } + +private: + FactorType ns_cntfrq_factor; + FactorType us_cntfrq_factor; + FactorType ms_cntfrq_factor; + FactorType guest_cntfrq_factor; + FactorType gputick_cntfrq_factor; +}; + +} // namespace Common::Arm64 -- cgit v1.2.3