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author | Kelebek1 <eeeedddccc@hotmail.co.uk> | 2023-10-29 14:50:55 +0100 |
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committer | Kelebek1 <eeeedddccc@hotmail.co.uk> | 2024-01-24 05:26:55 +0100 |
commit | e4915fb7d2077584a11a15141bc81d28ed2b0125 (patch) | |
tree | 1783055dc2e98eaf9099e8e7b194b55f8f607747 /src/core/hle/service/psc/time/shared_memory.h | |
parent | Merge pull request #12678 from german77/settings_impl (diff) | |
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Diffstat (limited to 'src/core/hle/service/psc/time/shared_memory.h')
-rw-r--r-- | src/core/hle/service/psc/time/shared_memory.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/core/hle/service/psc/time/shared_memory.h b/src/core/hle/service/psc/time/shared_memory.h new file mode 100644 index 000000000..f9bf97d5c --- /dev/null +++ b/src/core/hle/service/psc/time/shared_memory.h @@ -0,0 +1,70 @@ +// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include <array> + +#include "common/common_types.h" +#include "core/hle/service/psc/time/common.h" + +namespace Core { +class System; +} + +namespace Kernel { +class KSharedMemory; +} + +namespace Service::PSC::Time { + +template <typename T> +struct LockFreeAtomicType { + u32 m_counter; + std::array<T, 2> m_value; +}; + +struct SharedMemoryStruct { + LockFreeAtomicType<SteadyClockTimePoint> steady_time_points; + LockFreeAtomicType<SystemClockContext> local_system_clock_contexts; + LockFreeAtomicType<SystemClockContext> network_system_clock_contexts; + LockFreeAtomicType<bool> automatic_corrections; + LockFreeAtomicType<ContinuousAdjustmentTimePoint> continuous_adjustment_time_points; + std::array<char, 0xEB8> pad0148; +}; +static_assert(offsetof(SharedMemoryStruct, steady_time_points) == 0x0, + "steady_time_points are in the wrong place!"); +static_assert(offsetof(SharedMemoryStruct, local_system_clock_contexts) == 0x38, + "local_system_clock_contexts are in the wrong place!"); +static_assert(offsetof(SharedMemoryStruct, network_system_clock_contexts) == 0x80, + "network_system_clock_contexts are in the wrong place!"); +static_assert(offsetof(SharedMemoryStruct, automatic_corrections) == 0xC8, + "automatic_corrections are in the wrong place!"); +static_assert(offsetof(SharedMemoryStruct, continuous_adjustment_time_points) == 0xD0, + "continuous_adjustment_time_points are in the wrong place!"); +static_assert(sizeof(SharedMemoryStruct) == 0x1000, + "Time's SharedMemoryStruct has the wrong size!"); +static_assert(std::is_trivial_v<SharedMemoryStruct>); + +class SharedMemory { +public: + explicit SharedMemory(Core::System& system); + + Kernel::KSharedMemory& GetKSharedMemory() { + return m_k_shared_memory; + } + + void SetLocalSystemContext(SystemClockContext& context); + void SetNetworkSystemContext(SystemClockContext& context); + void SetSteadyClockTimePoint(ClockSourceId clock_source_id, s64 time_diff); + void SetContinuousAdjustment(ContinuousAdjustmentTimePoint& time_point); + void SetAutomaticCorrection(bool automatic_correction); + void UpdateBaseTime(s64 time); + +private: + Core::System& m_system; + Kernel::KSharedMemory& m_k_shared_memory; + SharedMemoryStruct* m_shared_memory_ptr; +}; + +} // namespace Service::PSC::Time |