mirror of https://github.com/yuzu-emu/yuzu.git
50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "common/common_types.h"
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#include "core/hle/kernel/global_scheduler_context.h"
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#include "core/hle/kernel/k_hardware_timer.h"
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#include "core/hle/kernel/k_thread.h"
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#include "core/hle/kernel/kernel.h"
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namespace Kernel {
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class KScopedSchedulerLockAndSleep {
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public:
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explicit KScopedSchedulerLockAndSleep(KernelCore& kernel, KHardwareTimer** out_timer,
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KThread* thread, s64 timeout_tick)
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: m_kernel(kernel), m_timeout_tick(timeout_tick), m_thread(thread), m_timer() {
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// Lock the scheduler.
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kernel.GlobalSchedulerContext().m_scheduler_lock.Lock();
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// Set our timer only if the time is positive.
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m_timer = (timeout_tick > 0) ? std::addressof(kernel.HardwareTimer()) : nullptr;
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*out_timer = m_timer;
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}
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~KScopedSchedulerLockAndSleep() {
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// Register the sleep.
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if (m_timeout_tick > 0) {
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m_timer->RegisterAbsoluteTask(m_thread, m_timeout_tick);
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}
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// Unlock the scheduler.
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m_kernel.GlobalSchedulerContext().m_scheduler_lock.Unlock();
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}
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void CancelSleep() {
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m_timeout_tick = 0;
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}
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private:
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KernelCore& m_kernel;
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s64 m_timeout_tick{};
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KThread* m_thread{};
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KHardwareTimer* m_timer{};
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};
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} // namespace Kernel
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