yuzu/src/core/hle/kernel/time_manager.cpp
2022-07-10 06:59:40 +01:00

45 lines
1.6 KiB
C++

// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/assert.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/kernel/k_scheduler.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/time_manager.h"
namespace Kernel {
TimeManager::TimeManager(Core::System& system_) : system{system_} {
time_manager_event_type = Core::Timing::CreateEvent(
"Kernel::TimeManagerCallback",
[this](std::uintptr_t thread_handle, s64 time,
std::chrono::nanoseconds) -> std::optional<std::chrono::nanoseconds> {
KThread* thread = reinterpret_cast<KThread*>(thread_handle);
{
KScopedSchedulerLock sl(system.Kernel());
thread->OnTimer();
}
return std::nullopt;
});
}
void TimeManager::ScheduleTimeEvent(KThread* thread, s64 nanoseconds) {
std::scoped_lock lock{mutex};
if (nanoseconds > 0) {
ASSERT(thread);
ASSERT(thread->GetState() != ThreadState::Runnable);
system.CoreTiming().ScheduleEvent(std::chrono::nanoseconds{nanoseconds},
time_manager_event_type,
reinterpret_cast<uintptr_t>(thread));
}
}
void TimeManager::UnscheduleTimeEvent(KThread* thread) {
std::scoped_lock lock{mutex};
system.CoreTiming().UnscheduleEvent(time_manager_event_type,
reinterpret_cast<uintptr_t>(thread));
}
} // namespace Kernel