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authorDavid Marcec <dmarcecguzman@gmail.com>2019-06-26 08:52:34 +0200
committerDavid Marcec <dmarcecguzman@gmail.com>2019-06-26 08:52:34 +0200
commitf67039c067282e560175b1b346405e898b40e993 (patch)
tree664a798153170057b0ebbe9ffe1b3705cefc8e64 /src/core/hle/service/time
parentImplement Time::GetSharedMemoryNativeHandle (diff)
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Diffstat (limited to 'src/core/hle/service/time')
-rw-r--r--src/core/hle/service/time/interface.h2
-rw-r--r--src/core/hle/service/time/time.cpp3
-rw-r--r--src/core/hle/service/time/time.h1
-rw-r--r--src/core/hle/service/time/time_sharedmemory.cpp47
-rw-r--r--src/core/hle/service/time/time_sharedmemory.h37
5 files changed, 53 insertions, 37 deletions
diff --git a/src/core/hle/service/time/interface.h b/src/core/hle/service/time/interface.h
index 407acf960..bdf0883e2 100644
--- a/src/core/hle/service/time/interface.h
+++ b/src/core/hle/service/time/interface.h
@@ -7,7 +7,9 @@
#include "core/hle/service/time/time.h"
namespace Service::Time {
+
class SharedMemory;
+
class Time final : public Module::Interface {
public:
explicit Time(std::shared_ptr<Module> time, std::shared_ptr<SharedMemory> shared_memory,
diff --git a/src/core/hle/service/time/time.cpp b/src/core/hle/service/time/time.cpp
index 10a7e6c97..ae6446204 100644
--- a/src/core/hle/service/time/time.cpp
+++ b/src/core/hle/service/time/time.cpp
@@ -418,7 +418,8 @@ void InstallInterfaces(Core::System& system) {
std::make_shared<Time>(time, shared_mem, "time:a")->InstallAsService(system.ServiceManager());
std::make_shared<Time>(time, shared_mem, "time:s")->InstallAsService(system.ServiceManager());
- std::make_shared<Time>(time, shared_mem, "time:u")->InstallAsService(system.ServiceManager());
+ std::make_shared<Time>(std::move(time), shared_mem, "time:u")
+ ->InstallAsService(system.ServiceManager());
}
} // namespace Service::Time
diff --git a/src/core/hle/service/time/time.h b/src/core/hle/service/time/time.h
index 6a05a22b9..e0708f856 100644
--- a/src/core/hle/service/time/time.h
+++ b/src/core/hle/service/time/time.h
@@ -9,6 +9,7 @@
#include "core/hle/service/service.h"
namespace Service::Time {
+
class SharedMemory;
struct LocationName {
diff --git a/src/core/hle/service/time/time_sharedmemory.cpp b/src/core/hle/service/time/time_sharedmemory.cpp
index 650c9af7a..bfc81b83c 100644
--- a/src/core/hle/service/time/time_sharedmemory.cpp
+++ b/src/core/hle/service/time/time_sharedmemory.cpp
@@ -1,4 +1,4 @@
-// Copyright 2018 yuzu emulator team
+// Copyright 2019 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
@@ -6,15 +6,17 @@
#include "core/hle/service/time/time_sharedmemory.h"
namespace Service::Time {
+const std::size_t SHARED_MEMORY_SIZE = 0x1000;
SharedMemory::SharedMemory(Core::System& system) : system(system) {
shared_memory_holder = Kernel::SharedMemory::Create(
system.Kernel(), nullptr, SHARED_MEMORY_SIZE, Kernel::MemoryPermission::ReadWrite,
Kernel::MemoryPermission::Read, 0, Kernel::MemoryRegion::BASE, "Time:SharedMemory");
- shared_memory_format = reinterpret_cast<Format*>(shared_memory_holder->GetPointer());
- shared_memory_format->format_version =
- 14; // Seems static from 1.0.0 -> 8.1.0. Specific games seem to check this value and crash
- // if it's set to anything else
+
+ // Seems static from 1.0.0 -> 8.1.0. Specific games seem to check this value and crash
+ // if it's set to anything else
+ shared_memory_format.format_version = 14;
+ std::memcpy(shared_memory_holder->GetPointer(), &shared_memory_format, sizeof(Format));
}
SharedMemory::~SharedMemory() = default;
@@ -24,36 +26,43 @@ Kernel::SharedPtr<Kernel::SharedMemory> SharedMemory::GetSharedMemoryHolder() co
}
void SharedMemory::SetStandardSteadyClockTimepoint(const SteadyClockTimePoint& timepoint) {
- shared_memory_format->standard_steady_clock_timepoint.StoreData(timepoint);
+ shared_memory_format.standard_steady_clock_timepoint.StoreData(
+ shared_memory_holder->GetPointer(), timepoint);
}
void SharedMemory::SetStandardLocalSystemClockContext(const SystemClockContext& context) {
- shared_memory_format->standard_local_system_clock_context.StoreData(context);
+ shared_memory_format.standard_local_system_clock_context.StoreData(
+ shared_memory_holder->GetPointer(), context);
}
void SharedMemory::SetStandardNetworkSystemClockContext(const SystemClockContext& context) {
- shared_memory_format->standard_network_system_clock_context.StoreData(context);
+ shared_memory_format.standard_network_system_clock_context.StoreData(
+ shared_memory_holder->GetPointer(), context);
}
-void SharedMemory::SetStandardUserSystemClockAutomaticCorrectionEnabled(const bool enabled) {
- shared_memory_format->standard_user_system_clock_automatic_correction.StoreData(enabled ? 1
- : 0);
+void SharedMemory::SetStandardUserSystemClockAutomaticCorrectionEnabled(bool enabled) {
+ shared_memory_format.standard_user_system_clock_automatic_correction.StoreData(
+ shared_memory_holder->GetPointer(), enabled);
}
-SteadyClockTimePoint SharedMemory::GetStandardSteadyClockTimepoint() const {
- return shared_memory_format->standard_steady_clock_timepoint.ReadData();
+SteadyClockTimePoint SharedMemory::GetStandardSteadyClockTimepoint() {
+ return shared_memory_format.standard_steady_clock_timepoint.ReadData(
+ shared_memory_holder->GetPointer());
}
-SystemClockContext SharedMemory::GetStandardLocalSystemClockContext() const {
- return shared_memory_format->standard_local_system_clock_context.ReadData();
+SystemClockContext SharedMemory::GetStandardLocalSystemClockContext() {
+ return shared_memory_format.standard_local_system_clock_context.ReadData(
+ shared_memory_holder->GetPointer());
}
-SystemClockContext SharedMemory::GetStandardNetworkSystemClockContext() const {
- return shared_memory_format->standard_network_system_clock_context.ReadData();
+SystemClockContext SharedMemory::GetStandardNetworkSystemClockContext() {
+ return shared_memory_format.standard_network_system_clock_context.ReadData(
+ shared_memory_holder->GetPointer());
}
-bool SharedMemory::GetStandardUserSystemClockAutomaticCorrectionEnabled() const {
- return shared_memory_format->standard_user_system_clock_automatic_correction.ReadData() > 0;
+bool SharedMemory::GetStandardUserSystemClockAutomaticCorrectionEnabled() {
+ return shared_memory_format.standard_user_system_clock_automatic_correction.ReadData(
+ shared_memory_holder->GetPointer());
}
} // namespace Service::Time
diff --git a/src/core/hle/service/time/time_sharedmemory.h b/src/core/hle/service/time/time_sharedmemory.h
index ab536005c..cb8253541 100644
--- a/src/core/hle/service/time/time_sharedmemory.h
+++ b/src/core/hle/service/time/time_sharedmemory.h
@@ -1,4 +1,4 @@
-// Copyright 2018 yuzu emulator team
+// Copyright 2019 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
@@ -11,7 +11,7 @@
namespace Service::Time {
class SharedMemory {
public:
- SharedMemory(Core::System& system);
+ explicit SharedMemory(Core::System& system);
~SharedMemory();
// Return the shared memory handle
@@ -21,51 +21,54 @@ public:
void SetStandardSteadyClockTimepoint(const SteadyClockTimePoint& timepoint);
void SetStandardLocalSystemClockContext(const SystemClockContext& context);
void SetStandardNetworkSystemClockContext(const SystemClockContext& context);
- void SetStandardUserSystemClockAutomaticCorrectionEnabled(const bool enabled);
+ void SetStandardUserSystemClockAutomaticCorrectionEnabled(bool enabled);
// Pull from memory barriers in the shared memory
- SteadyClockTimePoint GetStandardSteadyClockTimepoint() const;
- SystemClockContext GetStandardLocalSystemClockContext() const;
- SystemClockContext GetStandardNetworkSystemClockContext() const;
- bool GetStandardUserSystemClockAutomaticCorrectionEnabled() const;
+ SteadyClockTimePoint GetStandardSteadyClockTimepoint();
+ SystemClockContext GetStandardLocalSystemClockContext();
+ SystemClockContext GetStandardNetworkSystemClockContext();
+ bool GetStandardUserSystemClockAutomaticCorrectionEnabled();
// TODO(ogniK): We have to properly simulate memory barriers, how are we going to do this?
- template <typename T>
+ template <typename T, std::size_t Offset>
struct MemoryBarrier {
+ static_assert(std::is_trivially_constructible_v<T>, "T must be trivially constructable");
u32_le read_attempt{};
- T data[2]{};
+ std::array<T, 2> data{};
// These are not actually memory barriers at the moment as we don't have multicore and all
// HLE is mutexed. This will need to properly be implemented when we start updating the time
// points on threads. As of right now, we'll be updated both values synchronously and just
// incrementing the read_attempt to indicate that we waited.
- void StoreData(T data_to_store) {
+ void StoreData(u8* shared_memory, T data_to_store) {
+ std::memcpy(this, shared_memory + Offset, sizeof(*this));
read_attempt++;
data[read_attempt & 1] = data_to_store;
+ std::memcpy(shared_memory + Offset, this, sizeof(*this));
}
// For reading we're just going to read the last stored value. If there was no value stored
// it will just end up reading an empty value as intended.
- T ReadData() const {
+ T ReadData(u8* shared_memory) {
+ std::memcpy(this, shared_memory + Offset, sizeof(*this));
return data[(read_attempt - 1) & 1];
}
};
// Shared memory format
struct Format {
- MemoryBarrier<SteadyClockTimePoint> standard_steady_clock_timepoint;
- MemoryBarrier<SystemClockContext> standard_local_system_clock_context;
- MemoryBarrier<SystemClockContext> standard_network_system_clock_context;
- MemoryBarrier<u8> standard_user_system_clock_automatic_correction;
+ MemoryBarrier<SteadyClockTimePoint, 0x0> standard_steady_clock_timepoint;
+ MemoryBarrier<SystemClockContext, 0x38> standard_local_system_clock_context;
+ MemoryBarrier<SystemClockContext, 0x80> standard_network_system_clock_context;
+ MemoryBarrier<bool, 0xc8> standard_user_system_clock_automatic_correction;
u32_le format_version;
};
static_assert(sizeof(Format) == 0xd8, "Format is an invalid size");
private:
- const std::size_t SHARED_MEMORY_SIZE = 0x1000;
Kernel::SharedPtr<Kernel::SharedMemory> shared_memory_holder{};
Core::System& system;
- Format* shared_memory_format;
+ Format shared_memory_format{};
};
} // namespace Service::Time