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https://github.com/Atmosphere-NX/Atmosphere-libs.git
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85 lines
3.5 KiB
C++
85 lines
3.5 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 <stratosphere.hpp>
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namespace ams::os::impl {
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constexpr inline s32 TargetThreadPriorityRangeSize = svc::LowestThreadPriority - svc::HighestThreadPriority + 1;
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constexpr inline s32 ReservedThreadPriorityRangeSize = svc::SystemThreadPriorityHighest;
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constexpr inline s32 SystemThreadPriorityRangeSize = TargetThreadPriorityRangeSize - ReservedThreadPriorityRangeSize;
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constexpr inline s32 UserThreadPriorityOffset = 28;
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constexpr inline s32 HighestTargetThreadPriority = 0;
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constexpr inline s32 LowestTargetThreadPriority = TargetThreadPriorityRangeSize - 1;
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extern thread_local ThreadType *g_current_thread_pointer;
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class ThreadManagerHorizonImpl {
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NON_COPYABLE(ThreadManagerHorizonImpl);
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NON_MOVEABLE(ThreadManagerHorizonImpl);
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public:
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explicit ThreadManagerHorizonImpl(ThreadType *main_thread);
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Result CreateThread(ThreadType *thread, s32 ideal_core);
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void DestroyThreadUnsafe(ThreadType *thread);
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void StartThread(const ThreadType *thread);
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void WaitForThreadExit(ThreadType *thread);
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bool TryWaitForThreadExit(ThreadType *thread);
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void YieldThread();
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bool ChangePriority(ThreadType *thread, s32 priority);
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s32 GetCurrentPriority(const ThreadType *thread) const;
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ThreadId GetThreadId(const ThreadType *thread) const;
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void SuspendThreadUnsafe(ThreadType *thread);
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void ResumeThreadUnsafe(ThreadType *thread);
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/* TODO: void GetThreadContextUnsafe(ThreadContextInfo *out_context, const ThreadType *thread); */
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void NotifyThreadNameChangedImpl(const ThreadType *thread) const { AMS_UNUSED(thread); }
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void SetCurrentThread(ThreadType *thread) const {
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g_current_thread_pointer = thread;
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}
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ThreadType *GetCurrentThread() const {
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return g_current_thread_pointer;
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}
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s32 GetCurrentCoreNumber() const;
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s32 GetDefaultCoreNumber() const { return svc::IdealCoreUseProcessValue; }
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void SetThreadCoreMask(ThreadType *thread, s32 ideal_core, u64 affinity_mask) const;
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void GetThreadCoreMask(s32 *out_ideal_core, u64 *out_affinity_mask, const ThreadType *thread) const;
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u64 GetThreadAvailableCoreMask() const;
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bool MapAliasStack(void **out, void *stack, size_t size);
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bool UnmapAliasStack(void *alias_stack, void *original_stack, size_t size);
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NORETURN void ExitProcessImpl() {
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svc::ExitProcess();
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AMS_ABORT("Process was exited");
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}
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NORETURN void QuickExit() {
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AMS_ABORT("TODO: make QuickExit properly a thing");
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}
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};
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using ThreadManagerImpl = ThreadManagerHorizonImpl;
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}
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