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// Copyright 2019 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "core/core.h"
#include "core/core_timing.h"
#include "core/core_timing_util.h"
#include "core/hardware_properties.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/service/time/clock_types.h"
#include "core/hle/service/time/steady_clock_core.h"
#include "core/hle/service/time/time_sharedmemory.h"
namespace Service::Time {
static constexpr std::size_t SHARED_MEMORY_SIZE{0x1000};
SharedMemory::SharedMemory(Core::System& system) : system(system) {
shared_memory_holder = SharedFrom(&system.Kernel().GetTimeSharedMem());
std::memset(shared_memory_holder->GetPointer(), 0, SHARED_MEMORY_SIZE);
}
SharedMemory::~SharedMemory() = default;
std::shared_ptr<Kernel::KSharedMemory> SharedMemory::GetSharedMemoryHolder() const {
return shared_memory_holder;
}
void SharedMemory::SetupStandardSteadyClock(const Common::UUID& clock_source_id,
Clock::TimeSpanType current_time_point) {
const Clock::TimeSpanType ticks_time_span{Clock::TimeSpanType::FromTicks(
system.CoreTiming().GetClockTicks(), Core::Hardware::CNTFREQ)};
const Clock::SteadyClockContext context{
static_cast<u64>(current_time_point.nanoseconds - ticks_time_span.nanoseconds),
clock_source_id};
shared_memory_format.standard_steady_clock_timepoint.StoreData(
shared_memory_holder->GetPointer(), context);
}
void SharedMemory::UpdateLocalSystemClockContext(const Clock::SystemClockContext& context) {
shared_memory_format.standard_local_system_clock_context.StoreData(
shared_memory_holder->GetPointer(), context);
}
void SharedMemory::UpdateNetworkSystemClockContext(const Clock::SystemClockContext& context) {
shared_memory_format.standard_network_system_clock_context.StoreData(
shared_memory_holder->GetPointer(), context);
}
void SharedMemory::SetAutomaticCorrectionEnabled(bool is_enabled) {
shared_memory_format.standard_user_system_clock_automatic_correction.StoreData(
shared_memory_holder->GetPointer(), is_enabled);
}
} // namespace Service::Time
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