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https://github.com/yuzu-emu/yuzu.git
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Addressed issues
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19dc36ce06
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f67039c067
@ -7,7 +7,9 @@
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#include "core/hle/service/time/time.h"
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namespace Service::Time {
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class SharedMemory;
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class Time final : public Module::Interface {
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public:
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explicit Time(std::shared_ptr<Module> time, std::shared_ptr<SharedMemory> shared_memory,
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@ -418,7 +418,8 @@ void InstallInterfaces(Core::System& system) {
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std::make_shared<Time>(time, shared_mem, "time:a")->InstallAsService(system.ServiceManager());
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std::make_shared<Time>(time, shared_mem, "time:s")->InstallAsService(system.ServiceManager());
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std::make_shared<Time>(time, shared_mem, "time:u")->InstallAsService(system.ServiceManager());
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std::make_shared<Time>(std::move(time), shared_mem, "time:u")
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->InstallAsService(system.ServiceManager());
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}
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} // namespace Service::Time
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@ -9,6 +9,7 @@
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#include "core/hle/service/service.h"
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namespace Service::Time {
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class SharedMemory;
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struct LocationName {
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@ -1,4 +1,4 @@
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// Copyright 2018 yuzu emulator team
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// Copyright 2019 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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@ -6,15 +6,17 @@
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#include "core/hle/service/time/time_sharedmemory.h"
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namespace Service::Time {
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const std::size_t SHARED_MEMORY_SIZE = 0x1000;
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SharedMemory::SharedMemory(Core::System& system) : system(system) {
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shared_memory_holder = Kernel::SharedMemory::Create(
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system.Kernel(), nullptr, SHARED_MEMORY_SIZE, Kernel::MemoryPermission::ReadWrite,
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Kernel::MemoryPermission::Read, 0, Kernel::MemoryRegion::BASE, "Time:SharedMemory");
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shared_memory_format = reinterpret_cast<Format*>(shared_memory_holder->GetPointer());
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shared_memory_format->format_version =
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14; // Seems static from 1.0.0 -> 8.1.0. Specific games seem to check this value and crash
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// if it's set to anything else
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// Seems static from 1.0.0 -> 8.1.0. Specific games seem to check this value and crash
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// if it's set to anything else
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shared_memory_format.format_version = 14;
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std::memcpy(shared_memory_holder->GetPointer(), &shared_memory_format, sizeof(Format));
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}
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SharedMemory::~SharedMemory() = default;
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@ -24,36 +26,43 @@ Kernel::SharedPtr<Kernel::SharedMemory> SharedMemory::GetSharedMemoryHolder() co
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}
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void SharedMemory::SetStandardSteadyClockTimepoint(const SteadyClockTimePoint& timepoint) {
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shared_memory_format->standard_steady_clock_timepoint.StoreData(timepoint);
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shared_memory_format.standard_steady_clock_timepoint.StoreData(
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shared_memory_holder->GetPointer(), timepoint);
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}
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void SharedMemory::SetStandardLocalSystemClockContext(const SystemClockContext& context) {
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shared_memory_format->standard_local_system_clock_context.StoreData(context);
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shared_memory_format.standard_local_system_clock_context.StoreData(
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shared_memory_holder->GetPointer(), context);
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}
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void SharedMemory::SetStandardNetworkSystemClockContext(const SystemClockContext& context) {
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shared_memory_format->standard_network_system_clock_context.StoreData(context);
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shared_memory_format.standard_network_system_clock_context.StoreData(
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shared_memory_holder->GetPointer(), context);
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}
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void SharedMemory::SetStandardUserSystemClockAutomaticCorrectionEnabled(const bool enabled) {
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shared_memory_format->standard_user_system_clock_automatic_correction.StoreData(enabled ? 1
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: 0);
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void SharedMemory::SetStandardUserSystemClockAutomaticCorrectionEnabled(bool enabled) {
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shared_memory_format.standard_user_system_clock_automatic_correction.StoreData(
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shared_memory_holder->GetPointer(), enabled);
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}
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SteadyClockTimePoint SharedMemory::GetStandardSteadyClockTimepoint() const {
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return shared_memory_format->standard_steady_clock_timepoint.ReadData();
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SteadyClockTimePoint SharedMemory::GetStandardSteadyClockTimepoint() {
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return shared_memory_format.standard_steady_clock_timepoint.ReadData(
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shared_memory_holder->GetPointer());
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}
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SystemClockContext SharedMemory::GetStandardLocalSystemClockContext() const {
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return shared_memory_format->standard_local_system_clock_context.ReadData();
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SystemClockContext SharedMemory::GetStandardLocalSystemClockContext() {
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return shared_memory_format.standard_local_system_clock_context.ReadData(
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shared_memory_holder->GetPointer());
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}
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SystemClockContext SharedMemory::GetStandardNetworkSystemClockContext() const {
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return shared_memory_format->standard_network_system_clock_context.ReadData();
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SystemClockContext SharedMemory::GetStandardNetworkSystemClockContext() {
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return shared_memory_format.standard_network_system_clock_context.ReadData(
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shared_memory_holder->GetPointer());
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}
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bool SharedMemory::GetStandardUserSystemClockAutomaticCorrectionEnabled() const {
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return shared_memory_format->standard_user_system_clock_automatic_correction.ReadData() > 0;
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bool SharedMemory::GetStandardUserSystemClockAutomaticCorrectionEnabled() {
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return shared_memory_format.standard_user_system_clock_automatic_correction.ReadData(
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shared_memory_holder->GetPointer());
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}
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} // namespace Service::Time
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@ -1,4 +1,4 @@
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// Copyright 2018 yuzu emulator team
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// Copyright 2019 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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@ -11,7 +11,7 @@
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namespace Service::Time {
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class SharedMemory {
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public:
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SharedMemory(Core::System& system);
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explicit SharedMemory(Core::System& system);
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~SharedMemory();
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// Return the shared memory handle
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@ -21,51 +21,54 @@ public:
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void SetStandardSteadyClockTimepoint(const SteadyClockTimePoint& timepoint);
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void SetStandardLocalSystemClockContext(const SystemClockContext& context);
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void SetStandardNetworkSystemClockContext(const SystemClockContext& context);
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void SetStandardUserSystemClockAutomaticCorrectionEnabled(const bool enabled);
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void SetStandardUserSystemClockAutomaticCorrectionEnabled(bool enabled);
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// Pull from memory barriers in the shared memory
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SteadyClockTimePoint GetStandardSteadyClockTimepoint() const;
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SystemClockContext GetStandardLocalSystemClockContext() const;
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SystemClockContext GetStandardNetworkSystemClockContext() const;
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bool GetStandardUserSystemClockAutomaticCorrectionEnabled() const;
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SteadyClockTimePoint GetStandardSteadyClockTimepoint();
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SystemClockContext GetStandardLocalSystemClockContext();
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SystemClockContext GetStandardNetworkSystemClockContext();
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bool GetStandardUserSystemClockAutomaticCorrectionEnabled();
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// TODO(ogniK): We have to properly simulate memory barriers, how are we going to do this?
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template <typename T>
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template <typename T, std::size_t Offset>
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struct MemoryBarrier {
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static_assert(std::is_trivially_constructible_v<T>, "T must be trivially constructable");
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u32_le read_attempt{};
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T data[2]{};
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std::array<T, 2> data{};
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// These are not actually memory barriers at the moment as we don't have multicore and all
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// HLE is mutexed. This will need to properly be implemented when we start updating the time
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// points on threads. As of right now, we'll be updated both values synchronously and just
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// incrementing the read_attempt to indicate that we waited.
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void StoreData(T data_to_store) {
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void StoreData(u8* shared_memory, T data_to_store) {
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std::memcpy(this, shared_memory + Offset, sizeof(*this));
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read_attempt++;
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data[read_attempt & 1] = data_to_store;
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std::memcpy(shared_memory + Offset, this, sizeof(*this));
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}
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// For reading we're just going to read the last stored value. If there was no value stored
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// it will just end up reading an empty value as intended.
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T ReadData() const {
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T ReadData(u8* shared_memory) {
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std::memcpy(this, shared_memory + Offset, sizeof(*this));
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return data[(read_attempt - 1) & 1];
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}
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};
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// Shared memory format
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struct Format {
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MemoryBarrier<SteadyClockTimePoint> standard_steady_clock_timepoint;
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MemoryBarrier<SystemClockContext> standard_local_system_clock_context;
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MemoryBarrier<SystemClockContext> standard_network_system_clock_context;
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MemoryBarrier<u8> standard_user_system_clock_automatic_correction;
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MemoryBarrier<SteadyClockTimePoint, 0x0> standard_steady_clock_timepoint;
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MemoryBarrier<SystemClockContext, 0x38> standard_local_system_clock_context;
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MemoryBarrier<SystemClockContext, 0x80> standard_network_system_clock_context;
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MemoryBarrier<bool, 0xc8> standard_user_system_clock_automatic_correction;
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u32_le format_version;
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};
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static_assert(sizeof(Format) == 0xd8, "Format is an invalid size");
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private:
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const std::size_t SHARED_MEMORY_SIZE = 0x1000;
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Kernel::SharedPtr<Kernel::SharedMemory> shared_memory_holder{};
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Core::System& system;
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Format* shared_memory_format;
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Format shared_memory_format{};
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};
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} // namespace Service::Time
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