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117 lines
3.6 KiB
C++
117 lines
3.6 KiB
C++
// Copyright 2014 Citra Emulator Project / PPSSPP Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include "common/common_types.h"
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#include "core/mem_map.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/result.h"
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enum ThreadPriority {
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THREADPRIO_HIGHEST = 0, ///< Highest thread priority
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THREADPRIO_DEFAULT = 16, ///< Default thread priority for userland apps
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THREADPRIO_LOW = 31, ///< Low range of thread priority for userland apps
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THREADPRIO_LOWEST = 63, ///< Thread priority max checked by svcCreateThread
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};
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enum ThreadProcessorId {
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THREADPROCESSORID_0 = 0xFFFFFFFE, ///< Enables core appcode
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THREADPROCESSORID_1 = 0xFFFFFFFD, ///< Enables core syscore
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THREADPROCESSORID_ALL = 0xFFFFFFFC, ///< Enables both cores
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};
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enum ThreadStatus {
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THREADSTATUS_RUNNING = 1,
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THREADSTATUS_READY = 2,
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THREADSTATUS_WAIT = 4,
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THREADSTATUS_SUSPEND = 8,
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THREADSTATUS_DORMANT = 16,
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THREADSTATUS_DEAD = 32,
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THREADSTATUS_WAITSUSPEND = THREADSTATUS_WAIT | THREADSTATUS_SUSPEND
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};
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enum WaitType {
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WAITTYPE_NONE,
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WAITTYPE_SLEEP,
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WAITTYPE_SEMA,
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WAITTYPE_EVENT,
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WAITTYPE_THREADEND,
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WAITTYPE_MUTEX,
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WAITTYPE_SYNCH,
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WAITTYPE_ARB,
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};
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namespace Kernel {
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/// Creates a new thread - wrapper for external user
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Handle CreateThread(const char* name, u32 entry_point, s32 priority, u32 arg, s32 processor_id,
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u32 stack_top, int stack_size=Kernel::DEFAULT_STACK_SIZE);
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/// Sets up the primary application thread
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Handle SetupMainThread(s32 priority, int stack_size=Kernel::DEFAULT_STACK_SIZE);
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/// Reschedules to the next available thread (call after current thread is suspended)
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void Reschedule();
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/// Stops the current thread
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ResultCode StopThread(Handle thread, const char* reason);
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/**
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* Retrieves the ID of the specified thread handle
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* @param thread_id Will contain the output thread id
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* @param handle Handle to the thread we want
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* @return Whether the function was successful or not
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*/
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ResultCode GetThreadId(u32* thread_id, Handle handle);
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/// Resumes a thread from waiting by marking it as "ready"
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void ResumeThreadFromWait(Handle handle);
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/// Arbitrate the highest priority thread that is waiting
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Handle ArbitrateHighestPriorityThread(u32 arbiter, u32 address);
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/// Arbitrate all threads currently waiting...
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void ArbitrateAllThreads(u32 arbiter, u32 address);
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/// Gets the current thread
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Thread* GetCurrentThread();
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/// Gets the current thread handle
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Handle GetCurrentThreadHandle();
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/**
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* Puts the current thread in the wait state for the given type
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* @param wait_type Type of wait
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* @param wait_handle Handle of Kernel object that we are waiting on, defaults to current thread
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*/
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void WaitCurrentThread(WaitType wait_type, Handle wait_handle=GetCurrentThreadHandle());
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/**
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* Puts the current thread in the wait state for the given type
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* @param wait_type Type of wait
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* @param wait_handle Handle of Kernel object that we are waiting on, defaults to current thread
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* @param wait_address Arbitration address used to resume from wait
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*/
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void WaitCurrentThread(WaitType wait_type, Handle wait_handle, VAddr wait_address);
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/// Put current thread in a wait state - on WaitSynchronization
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void WaitThread_Synchronization();
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/// Get the priority of the thread specified by handle
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ResultVal<u32> GetThreadPriority(const Handle handle);
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/// Set the priority of the thread specified by handle
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ResultCode SetThreadPriority(Handle handle, s32 priority);
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/// Initialize threading
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void ThreadingInit();
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/// Shutdown threading
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void ThreadingShutdown();
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} // namespace
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