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https://github.com/Atmosphere-NX/Atmosphere-libs.git
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46 lines
1.8 KiB
C++
46 lines
1.8 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <mesosphere/kern_common.hpp>
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#include <mesosphere/kern_select_cpu.hpp>
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namespace ams::kern {
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class KDpcManager {
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private:
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static constexpr s32 DpcManagerNormalThreadPriority = 59;
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static constexpr s32 DpcManagerPreemptionThreadPriority = 63;
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static_assert(ams::svc::HighestThreadPriority <= DpcManagerNormalThreadPriority && DpcManagerNormalThreadPriority <= ams::svc::LowestThreadPriority);
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static_assert(ams::svc::HighestThreadPriority <= DpcManagerPreemptionThreadPriority && DpcManagerPreemptionThreadPriority <= ams::svc::LowestThreadPriority);
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private:
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static NOINLINE void Initialize(s32 core_id, s32 priority);
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public:
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static void Initialize() {
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const s32 core_id = GetCurrentCoreId();
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if (core_id == static_cast<s32>(cpu::NumCores) - 1) {
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Initialize(core_id, DpcManagerPreemptionThreadPriority);
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} else {
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Initialize(core_id, DpcManagerNormalThreadPriority);
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}
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}
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static NOINLINE void HandleDpc();
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static void Sync();
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};
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}
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