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[HLE/Kernel] Somewhat improved sync primitives

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This commit is contained in:
gdkchan 2018-04-18 23:52:23 -03:00
parent e9a96e3522
commit b9af34f3dd
20 changed files with 408 additions and 443 deletions
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4
Ryujinx.Core/OsHle/AppletStateMgr.cs
View file

@ -33,14 +33,14 @@ namespace Ryujinx.Core.OsHle
{
Messages.Enqueue(Message);
MessageEvent.Handle.Set();
MessageEvent.WaitEvent.Set();
}
public bool TryDequeueMessage(out MessageInfo Message)
{
if (Messages.Count < 2)
{
MessageEvent.Handle.Reset();
MessageEvent.WaitEvent.Reset();
}
return Messages.TryDequeue(out Message);

156
Ryujinx.Core/OsHle/Handles/KProcessScheduler.cs
View file

@ -7,6 +7,8 @@ namespace Ryujinx.Core.OsHle.Handles
{
class KProcessScheduler : IDisposable
{
private const int LowestPriority = 0x40;
private class SchedulerThread : IDisposable
{
public KThread Thread { get; private set; }
@ -51,7 +53,7 @@ namespace Ryujinx.Core.OsHle.Handles
}
}
public SchedulerThread Pop(int MinPriority = 0x40)
public SchedulerThread Pop(int MinPriority = LowestPriority)
{
lock (Threads)
{
@ -130,23 +132,42 @@ namespace Ryujinx.Core.OsHle.Handles
return;
}
if (!ActiveProcessors.Contains(Thread.ProcessorId))
if (ActiveProcessors.Add(Thread.ProcessorId))
{
ActiveProcessors.Add(Thread.ProcessorId);
Thread.Thread.Execute();
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} running.");
PrintDbgThreadInfo(Thread, "running.");
}
else
{
WaitingToRun[Thread.ProcessorId].Push(SchedThread);
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(SchedThread.Thread)} waiting to run.");
PrintDbgThreadInfo(Thread, "waiting to run.");
}
}
}
public void RemoveThread(KThread Thread)
{
PrintDbgThreadInfo(Thread, "exited.");
lock (SchedLock)
{
SchedulerThread NewThread = WaitingToRun[Thread.ProcessorId].Pop();
if (NewThread == null)
{
Logging.Debug(LogClass.KernelScheduler, $"Nothing to run on core {Thread.ProcessorId}!");
ActiveProcessors.Remove(Thread.ProcessorId);
return;
}
RunThread(NewThread);
}
}
public void Suspend(int ProcessorId)
{
lock (SchedLock)
@ -159,73 +180,44 @@ namespace Ryujinx.Core.OsHle.Handles
}
else
{
Logging.Debug(LogClass.KernelScheduler, $"Nothing to run on core {ProcessorId}!");
ActiveProcessors.Remove(ProcessorId);
}
}
}
public void Resume(KThread CurrThread)
public void Yield(KThread Thread)
{
SchedulerThread SchedThread;
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(CurrThread)} entering ipc delay wait state.");
PrintDbgThreadInfo(Thread, "yielded execution.");
lock (SchedLock)
{
if (!AllThreads.TryGetValue(CurrThread, out SchedThread))
SchedulerThread SchedThread = WaitingToRun[Thread.ProcessorId].Pop(Thread.Priority);
if (SchedThread == null)
{
Logging.Error(LogClass.KernelScheduler, $"{GetDbgThreadInfo(CurrThread)} was not found on the scheduler queue!");
PrintDbgThreadInfo(Thread, "resumed because theres nothing better to run.");
return;
}
RunThread(SchedThread);
}
TryResumingExecution(SchedThread);
Resume(Thread);
}
public bool WaitForSignal(KThread Thread, int Timeout = -1)
public void Resume(KThread Thread)
{
SchedulerThread SchedThread;
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} entering signal wait state.");
lock (SchedLock)
{
SchedThread = WaitingToRun[Thread.ProcessorId].Pop();
if (SchedThread != null)
{
RunThread(SchedThread);
}
else
{
ActiveProcessors.Remove(Thread.ProcessorId);
}
if (!AllThreads.TryGetValue(Thread, out SchedThread))
{
Logging.Error(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} was not found on the scheduler queue!");
return false;
}
}
bool Result;
if (Timeout >= 0)
{
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} has wait timeout of {Timeout}ms.");
Result = SchedThread.WaitEvent.WaitOne(Timeout);
}
else
{
Result = SchedThread.WaitEvent.WaitOne();
throw new InvalidOperationException();
}
TryResumingExecution(SchedThread);
return Result;
}
private void TryResumingExecution(SchedulerThread SchedThread)
@ -236,51 +228,19 @@ namespace Ryujinx.Core.OsHle.Handles
{
if (ActiveProcessors.Add(Thread.ProcessorId))
{
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} resuming execution...");
PrintDbgThreadInfo(Thread, "resuming execution...");
return;
}
PrintDbgThreadInfo(Thread, "entering wait state...");
WaitingToRun[Thread.ProcessorId].Push(SchedThread);
}
SchedThread.WaitEvent.WaitOne();
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} resuming execution...");
}
public void Yield(KThread Thread)
{
SchedulerThread SchedThread;
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} yielded execution.");
lock (SchedLock)
{
SchedThread = WaitingToRun[Thread.ProcessorId].Pop(Thread.Priority);
if (SchedThread == null)
{
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} resumed because theres nothing better to run.");
return;
}
RunThread(SchedThread);
if (!AllThreads.TryGetValue(Thread, out SchedThread))
{
Logging.Error(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} was not found on the scheduler queue!");
return;
}
WaitingToRun[Thread.ProcessorId].Push(SchedThread);
}
SchedThread.WaitEvent.WaitOne();
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} resuming execution...");
PrintDbgThreadInfo(Thread, "resuming execution...");
}
private void RunThread(SchedulerThread SchedThread)
@ -291,32 +251,16 @@ namespace Ryujinx.Core.OsHle.Handles
}
else
{
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(SchedThread.Thread)} running.");
PrintDbgThreadInfo(SchedThread.Thread, "running.");
}
}
public void Signal(params KThread[] Threads)
private void PrintDbgThreadInfo(KThread Thread, string Message)
{
lock (SchedLock)
{
foreach (KThread Thread in Threads)
{
if (AllThreads.TryGetValue(Thread, out SchedulerThread SchedThread))
{
if (!WaitingToRun[Thread.ProcessorId].HasThread(SchedThread))
{
Logging.Debug(LogClass.KernelScheduler, $"{GetDbgThreadInfo(Thread)} signaled.");
SchedThread.WaitEvent.Set();
}
}
}
}
}
private string GetDbgThreadInfo(KThread Thread)
{
return $"Thread {Thread.ThreadId} (core {Thread.ProcessorId}) prio {Thread.Priority}";
Logging.Debug(LogClass.KernelScheduler, "(" +
"ThreadId: " + Thread.ThreadId + ", " +
"ProcessorId: " + Thread.ProcessorId + ", " +
"Priority: " + Thread.Priority + ") " + Message);
}
public void Dispose()

6
Ryujinx.Core/OsHle/Handles/KSynchronizationObject.cs
View file

@ -5,11 +5,11 @@ namespace Ryujinx.Core.OsHle.Handles
{
class KSynchronizationObject : IDisposable
{
public ManualResetEvent Handle { get; private set; }
public ManualResetEvent WaitEvent { get; private set; }
public KSynchronizationObject()
{
Handle = new ManualResetEvent(false);
WaitEvent = new ManualResetEvent(false);
}
public void Dispose()
@ -21,7 +21,7 @@ namespace Ryujinx.Core.OsHle.Handles
{
if (Disposing)
{
Handle.Dispose();
WaitEvent.Dispose();
}
}
}

2
Ryujinx.Core/OsHle/Handles/KThread.cs
View file

@ -7,7 +7,9 @@ namespace Ryujinx.Core.OsHle.Handles
public AThread Thread { get; private set; }
public int ProcessorId { get; private set; }
public int Priority { get; set; }
public int Handle { get; set; }
public int ThreadId => Thread.ThreadId;

15
Ryujinx.Core/OsHle/Horizon.cs
View file

@ -11,8 +11,7 @@ namespace Ryujinx.Core.OsHle
internal const int HidSize = 0x40000;
internal const int FontSize = 0x50;
internal ConcurrentDictionary<long, Mutex> Mutexes { get; private set; }
internal ConcurrentDictionary<long, CondVar> CondVars { get; private set; }
private KProcessScheduler Scheduler;
private ConcurrentDictionary<int, Process> Processes;
@ -27,8 +26,7 @@ namespace Ryujinx.Core.OsHle
{
this.Ns = Ns;
Mutexes = new ConcurrentDictionary<long, Mutex>();
CondVars = new ConcurrentDictionary<long, CondVar>();
Scheduler = new KProcessScheduler();
Processes = new ConcurrentDictionary<int, Process>();
@ -95,7 +93,7 @@ namespace Ryujinx.Core.OsHle
MainProcess.Run(IsNro);
}
public void SignalVsync() => VsyncEvent.Handle.Set();
public void SignalVsync() => VsyncEvent.WaitEvent.Set();
private Process MakeProcess()
{
@ -110,7 +108,7 @@ namespace Ryujinx.Core.OsHle
ProcessId++;
}
Process = new Process(Ns, ProcessId);
Process = new Process(Ns, Scheduler, ProcessId);
Processes.TryAdd(ProcessId, Process);
}
@ -144,11 +142,6 @@ namespace Ryujinx.Core.OsHle
if (File.Exists(NextNro))
{
//TODO: Those dictionaries shouldn't even exist,
//the Mutex and CondVar helper classes should be static.
Mutexes.Clear();
CondVars.Clear();
LoadProgram(NextNro);
}
}

67
Ryujinx.Core/OsHle/CondVar.cs → Ryujinx.Core/OsHle/Kernel/ConditionVariable.cs
View file

@ -2,53 +2,58 @@ using Ryujinx.Core.OsHle.Handles;
using System.Collections.Generic;
using System.Threading;
namespace Ryujinx.Core.OsHle
namespace Ryujinx.Core.OsHle.Kernel
{
class CondVar
class ConditionVariable
{
private Process Process;
private long CondVarAddress;
private long Timeout;
private bool OwnsCondVarValue;
private List<KThread> WaitingThreads;
private List<(KThread Thread, AutoResetEvent WaitEvent)> WaitingThreads;
public CondVar(Process Process, long CondVarAddress, long Timeout)
public ConditionVariable(Process Process, long CondVarAddress)
{
this.Process = Process;
this.CondVarAddress = CondVarAddress;
this.Timeout = Timeout;
WaitingThreads = new List<KThread>();
WaitingThreads = new List<(KThread, AutoResetEvent)>();
}
public bool WaitForSignal(KThread Thread)
public bool WaitForSignal(KThread Thread, long Timeout)
{
bool Result = true;
int Count = Process.Memory.ReadInt32(CondVarAddress);
if (Count <= 0)
{
using (AutoResetEvent WaitEvent = new AutoResetEvent(false))
{
lock (WaitingThreads)
{
WaitingThreads.Add(Thread);
WaitingThreads.Add((Thread, WaitEvent));
}
if (Timeout == -1)
Process.Scheduler.Suspend(Thread.ProcessorId);
if (Timeout < 0)
{
Process.Scheduler.WaitForSignal(Thread);
Result = WaitEvent.WaitOne();
}
else
{
bool Result = Process.Scheduler.WaitForSignal(Thread, (int)(Timeout / 1000000));
Result = WaitEvent.WaitOne((int)(Timeout / 1000000));
lock (WaitingThreads)
{
WaitingThreads.Remove(Thread);
WaitingThreads.Remove((Thread, WaitEvent));
}
}
return Result;
Process.Scheduler.Resume(Thread);
}
}
@ -63,57 +68,49 @@ namespace Ryujinx.Core.OsHle
ReleaseCondVarValue();
return true;
return Result;
}
public void SetSignal(KThread Thread, int Count)
{
lock (WaitingThreads)
{
if (Count == -1)
if (Count < 0)
{
Process.Scheduler.Signal(WaitingThreads.ToArray());
AcquireCondVarValue();
Process.Memory.WriteInt32(CondVarAddress, WaitingThreads.Count);
ReleaseCondVarValue();
foreach ((_, AutoResetEvent WaitEvent) in WaitingThreads)
{
WaitEvent.Set();
}
WaitingThreads.Clear();
}
else
{
if (WaitingThreads.Count > 0)
Process.Memory.WriteInt32(CondVarAddress, Count);
while (WaitingThreads.Count > 0 && Count-- > 0)
{
int HighestPriority = WaitingThreads[0].Priority;
int HighestPriority = WaitingThreads[0].Thread.Priority;
int HighestPrioIndex = 0;
for (int Index = 1; Index < WaitingThreads.Count; Index++)
{
if (HighestPriority > WaitingThreads[Index].Priority)
if (HighestPriority > WaitingThreads[Index].Thread.Priority)
{
HighestPriority = WaitingThreads[Index].Priority;
HighestPriority = WaitingThreads[Index].Thread.Priority;
HighestPrioIndex = Index;
}
}
Process.Scheduler.Signal(WaitingThreads[HighestPrioIndex]);
WaitingThreads[HighestPrioIndex].WaitEvent.Set();
WaitingThreads.RemoveAt(HighestPrioIndex);
}
AcquireCondVarValue();
Process.Memory.WriteInt32(CondVarAddress, Count);
ReleaseCondVarValue();
}
}
Process.Scheduler.Suspend(Thread.ProcessorId);
Process.Scheduler.Resume(Thread);
}
private void AcquireCondVarValue()

2
Ryujinx.Core/OsHle/KernelErr.cs → Ryujinx.Core/OsHle/Kernel/KernelErr.cs
View file

@ -1,4 +1,4 @@
namespace Ryujinx.Core.OsHle
namespace Ryujinx.Core.OsHle.Kernel
{
static class KernelErr
{

91
Ryujinx.Core/OsHle/Kernel/MutualExclusion.cs Normal file
View file

@ -0,0 +1,91 @@
using Ryujinx.Core.OsHle.Handles;
using System.Collections.Generic;
using System.Threading;
namespace Ryujinx.Core.OsHle.Kernel
{
class MutualExclusion
{
private const int MutexHasListenersMask = 0x40000000;
private Process Process;
private long MutexAddress;
private List<(KThread Thread, AutoResetEvent WaitEvent)> WaitingThreads;
public MutualExclusion(Process Process, long MutexAddress)
{
this.Process = Process;
this.MutexAddress = MutexAddress;
WaitingThreads = new List<(KThread, AutoResetEvent)>();
}
public void WaitForLock(KThread RequestingThread)
{
int OwnerThreadHandle = Process.Memory.ReadInt32(MutexAddress) & ~MutexHasListenersMask;
WaitForLock(RequestingThread, OwnerThreadHandle);
}
public void WaitForLock(KThread RequestingThread, int OwnerThreadHandle)
{
if (OwnerThreadHandle == RequestingThread.Handle ||
OwnerThreadHandle == 0)
{
return;
}
using (AutoResetEvent WaitEvent = new AutoResetEvent(false))
{
lock (WaitingThreads)
{
WaitingThreads.Add((RequestingThread, WaitEvent));
}
Process.Scheduler.Suspend(RequestingThread.ProcessorId);
WaitEvent.WaitOne();
Process.Scheduler.Resume(RequestingThread);
}
}
public void Unlock()
{
lock (WaitingThreads)
{
int HasListeners = WaitingThreads.Count > 1 ? MutexHasListenersMask : 0;
if (WaitingThreads.Count > 0)
{
int HighestPriority = WaitingThreads[0].Thread.Priority;
int HighestPrioIndex = 0;
for (int Index = 1; Index < WaitingThreads.Count; Index++)
{
if (HighestPriority > WaitingThreads[Index].Thread.Priority)
{
HighestPriority = WaitingThreads[Index].Thread.Priority;
HighestPrioIndex = Index;
}
}
int Handle = WaitingThreads[HighestPrioIndex].Thread.Handle;
WaitingThreads[HighestPrioIndex].WaitEvent.Set();
WaitingThreads.RemoveAt(HighestPrioIndex);
Process.Memory.WriteInt32(MutexAddress, HasListeners | Handle);
}
else
{
Process.Memory.WriteInt32(MutexAddress, 0);
}
}
}
}
}

9
Ryujinx.Core/OsHle/Svc/SvcHandler.cs → Ryujinx.Core/OsHle/Kernel/SvcHandler.cs
View file

@ -3,9 +3,10 @@ using ChocolArm64.Memory;
using ChocolArm64.State;
using Ryujinx.Core.OsHle.Handles;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
namespace Ryujinx.Core.OsHle.Svc
namespace Ryujinx.Core.OsHle.Kernel
{
partial class SvcHandler : IDisposable
{
@ -17,6 +18,9 @@ namespace Ryujinx.Core.OsHle.Svc
private Process Process;
private AMemory Memory;
private ConcurrentDictionary<long, MutualExclusion> Mutexes;
private ConcurrentDictionary<long, ConditionVariable> CondVars;
private HashSet<(HSharedMem, long)> MappedSharedMems;
private ulong CurrentHeapSize;
@ -66,6 +70,9 @@ namespace Ryujinx.Core.OsHle.Svc
this.Process = Process;
this.Memory = Process.Memory;
Mutexes = new ConcurrentDictionary<long, MutualExclusion>();
CondVars = new ConcurrentDictionary<long, ConditionVariable>();
MappedSharedMems = new HashSet<(HSharedMem, long)>();
}

2
Ryujinx.Core/OsHle/Svc/SvcMemory.cs → Ryujinx.Core/OsHle/Kernel/SvcMemory.cs
View file

@ -4,7 +4,7 @@ using Ryujinx.Core.OsHle.Handles;
using static Ryujinx.Core.OsHle.ErrorCode;
namespace Ryujinx.Core.OsHle.Svc
namespace Ryujinx.Core.OsHle.Kernel
{
partial class SvcHandler
{

6
Ryujinx.Core/OsHle/Svc/SvcSystem.cs → Ryujinx.Core/OsHle/Kernel/SvcSystem.cs
View file

@ -9,7 +9,7 @@ using System.Threading;
using static Ryujinx.Core.OsHle.ErrorCode;
namespace Ryujinx.Core.OsHle.Svc
namespace Ryujinx.Core.OsHle.Kernel
{
partial class SvcHandler
{
@ -69,7 +69,7 @@ namespace Ryujinx.Core.OsHle.Svc
if (Event != null)
{
Event.Handle.Reset();
Event.WaitEvent.Reset();
ThreadState.X0 = 0;
}
@ -106,7 +106,7 @@ namespace Ryujinx.Core.OsHle.Svc
return;
}
Handles[Index] = SyncObj.Handle;
Handles[Index] = SyncObj.WaitEvent;
}
Process.Scheduler.Suspend(CurrThread.ProcessorId);

64
Ryujinx.Core/OsHle/Svc/SvcThread.cs → Ryujinx.Core/OsHle/Kernel/SvcThread.cs
View file

@ -1,9 +1,10 @@
using ChocolArm64.State;
using Ryujinx.Core.OsHle.Handles;
using System.Threading;
using static Ryujinx.Core.OsHle.ErrorCode;
namespace Ryujinx.Core.OsHle.Svc
namespace Ryujinx.Core.OsHle.Kernel
{
partial class SvcHandler
{
@ -15,8 +16,6 @@ namespace Ryujinx.Core.OsHle.Svc
int Priority = (int)ThreadState.X4;
int ProcessorId = (int)ThreadState.X5;
if (Ns.Os.TryGetProcess(ThreadState.ProcessId, out Process Process))
{
if (ProcessorId == -2)
{
//TODO: Get this value from the NPDM file.
@ -34,23 +33,26 @@ namespace Ryujinx.Core.OsHle.Svc
ThreadState.X1 = (ulong)Handle;
}
//TODO: Error codes.
}
private void SvcStartThread(AThreadState ThreadState)
{
int Handle = (int)ThreadState.X0;
KThread Thread = Process.HandleTable.GetData<KThread>(Handle);
KThread CurrThread = Process.HandleTable.GetData<KThread>(Handle);
if (Thread != null)
if (CurrThread != null)
{
Process.Scheduler.StartThread(Thread);
Process.Scheduler.StartThread(CurrThread);
Process.Scheduler.Yield(Process.GetThread(ThreadState.Tpidr));
ThreadState.X0 = 0;
}
else
{
Logging.Warn(LogClass.KernelSvc, $"Invalid thread handle 0x{Handle:x8}!");
//TODO: Error codes.
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
}
}
private void SvcExitThread(AThreadState ThreadState)
@ -58,8 +60,6 @@ namespace Ryujinx.Core.OsHle.Svc
KThread CurrThread = Process.GetThread(ThreadState.Tpidr);
CurrThread.Thread.StopExecution();
CurrThread.Handle.Set();
}
private void SvcSleepThread(AThreadState ThreadState)
@ -74,7 +74,11 @@ namespace Ryujinx.Core.OsHle.Svc
}
else
{
Process.Scheduler.WaitForSignal(CurrThread, (int)(NanoSecs / 1000000));
Process.Scheduler.Suspend(CurrThread.ProcessorId);
Thread.Sleep((int)(NanoSecs / 1000000));
Process.Scheduler.Resume(CurrThread);
}
}
@ -82,15 +86,19 @@ namespace Ryujinx.Core.OsHle.Svc
{
int Handle = (int)ThreadState.X1;
KThread Thread = Process.HandleTable.GetData<KThread>(Handle);
KThread CurrThread = Process.HandleTable.GetData<KThread>(Handle);
if (Thread != null)
if (CurrThread != null)
{
ThreadState.X0 = 0;
ThreadState.X1 = (ulong)Thread.Priority;
ThreadState.X1 = (ulong)CurrThread.Priority;
}
else
{
Logging.Warn(LogClass.KernelSvc, $"Invalid thread handle 0x{Handle:x8}!");
//TODO: Error codes.
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
}
}
private void SvcSetThreadPriority(AThreadState ThreadState)
@ -98,16 +106,20 @@ namespace Ryujinx.Core.OsHle.Svc
int Prio = (int)ThreadState.X0;
int Handle = (int)ThreadState.X1;
KThread Thread = Process.HandleTable.GetData<KThread>(Handle);
KThread CurrThread = Process.HandleTable.GetData<KThread>(Handle);
if (Thread != null)
if (CurrThread != null)
{
Thread.Priority = Prio;
CurrThread.Priority = Prio;
ThreadState.X0 = 0;
}
else
{
Logging.Warn(LogClass.KernelSvc, $"Invalid thread handle 0x{Handle:x8}!");
//TODO: Error codes.
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
}
}
private void SvcSetThreadCoreMask(AThreadState ThreadState)
@ -119,21 +131,19 @@ namespace Ryujinx.Core.OsHle.Svc
private void SvcGetCurrentProcessorNumber(AThreadState ThreadState)
{
KThread CurrThread = Process.GetThread(ThreadState.Tpidr);
ThreadState.X0 = (ulong)CurrThread.ProcessorId;
ThreadState.X0 = (ulong)Process.GetThread(ThreadState.Tpidr).ProcessorId;
}
private void SvcGetThreadId(AThreadState ThreadState)
{
int Handle = (int)ThreadState.X1;
KThread Thread = Process.HandleTable.GetData<KThread>(Handle);
KThread CurrThread = Process.HandleTable.GetData<KThread>(Handle);
if (Thread != null)
if (CurrThread != null)
{
ThreadState.X0 = 0;
ThreadState.X1 = (ulong)Thread.ThreadId;
ThreadState.X1 = (ulong)CurrThread.ThreadId;
}
else
{

120
Ryujinx.Core/OsHle/Kernel/SvcThreadSync.cs Normal file
View file

@ -0,0 +1,120 @@
using ChocolArm64.State;
using Ryujinx.Core.OsHle.Handles;
using static Ryujinx.Core.OsHle.ErrorCode;
namespace Ryujinx.Core.OsHle.Kernel
{
partial class SvcHandler
{
private void SvcArbitrateLock(AThreadState ThreadState)
{
int OwnerThreadHandle = (int)ThreadState.X0;
long MutexAddress = (long)ThreadState.X1;
int RequestingThreadHandle = (int)ThreadState.X2;
KThread OwnerThread = Process.HandleTable.GetData<KThread>(OwnerThreadHandle);
if (OwnerThread == null)
{
Logging.Warn(LogClass.KernelSvc, $"Invalid owner thread handle 0x{OwnerThreadHandle:x8}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
return;
}
KThread RequestingThread = Process.HandleTable.GetData<KThread>(RequestingThreadHandle);
if (RequestingThread == null)
{
Logging.Warn(LogClass.KernelSvc, $"Invalid requesting thread handle 0x{RequestingThreadHandle:x8}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
return;
}
MutualExclusion Mutex = GetMutex(MutexAddress);
Mutex.WaitForLock(RequestingThread, OwnerThreadHandle);
ThreadState.X0 = 0;
}
private void SvcArbitrateUnlock(AThreadState ThreadState)
{
long MutexAddress = (long)ThreadState.X0;
GetMutex(MutexAddress).Unlock();
Process.Scheduler.Yield(Process.GetThread(ThreadState.Tpidr));
ThreadState.X0 = 0;
}
private void SvcWaitProcessWideKeyAtomic(AThreadState ThreadState)
{
long MutexAddress = (long)ThreadState.X0;
long CondVarAddress = (long)ThreadState.X1;
int ThreadHandle = (int)ThreadState.X2;
long Timeout = (long)ThreadState.X3;
KThread Thread = Process.HandleTable.GetData<KThread>(ThreadHandle);
if (Thread == null)
{
Logging.Warn(LogClass.KernelSvc, $"Invalid thread handle 0x{ThreadHandle:x8}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
}
MutualExclusion Mutex = GetMutex(MutexAddress);
Mutex.Unlock();
if (!GetCondVar(CondVarAddress).WaitForSignal(Thread, Timeout))
{
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.Timeout);
return;
}
Mutex.WaitForLock(Thread);
ThreadState.X0 = 0;
}
private void SvcSignalProcessWideKey(AThreadState ThreadState)
{
long CondVarAddress = (long)ThreadState.X0;
int Count = (int)ThreadState.X1;
KThread CurrThread = Process.GetThread(ThreadState.Tpidr);
GetCondVar(CondVarAddress).SetSignal(CurrThread, Count);
ThreadState.X0 = 0;
}
private MutualExclusion GetMutex(long MutexAddress)
{
MutualExclusion MutexFactory(long Key)
{
return new MutualExclusion(Process, MutexAddress);
}
return Mutexes.GetOrAdd(MutexAddress, MutexFactory);
}
private ConditionVariable GetCondVar(long CondVarAddress)
{
ConditionVariable CondVarFactory(long Key)
{
return new ConditionVariable(Process, CondVarAddress);
}
return CondVars.GetOrAdd(CondVarAddress, CondVarFactory);
}
}
}

122
Ryujinx.Core/OsHle/Mutex.cs
View file

@ -1,122 +0,0 @@
using Ryujinx.Core.OsHle.Handles;
using System.Collections.Concurrent;
using System.Threading;
namespace Ryujinx.Core.OsHle
{
class Mutex
{
private const int MutexHasListenersMask = 0x40000000;
private Process Process;
private long MutexAddress;
private bool OwnsMutexValue;
private object EnterWaitLock;
private ConcurrentQueue<KThread> WaitingThreads;
public Mutex(Process Process, long MutexAddress, int OwnerThreadHandle)
{
this.Process = Process;
this.MutexAddress = MutexAddress;
//Process.Memory.WriteInt32(MutexAddress, OwnerThreadHandle);
EnterWaitLock = new object();
WaitingThreads = new ConcurrentQueue<KThread>();
}
public void WaitForLock(KThread RequestingThread, int RequestingThreadHandle)
{
AcquireMutexValue();
lock (EnterWaitLock)
{
int CurrentThreadHandle = Process.Memory.ReadInt32(MutexAddress) & ~MutexHasListenersMask;
if (CurrentThreadHandle == RequestingThreadHandle ||
CurrentThreadHandle == 0)
{
return;
}
Process.Memory.WriteInt32(MutexAddress, CurrentThreadHandle | MutexHasListenersMask);
ReleaseMutexValue();
WaitingThreads.Enqueue(RequestingThread);
}
Process.Scheduler.WaitForSignal(RequestingThread);
}
public void GiveUpLock(int ThreadHandle)
{
AcquireMutexValue();
lock (EnterWaitLock)
{
int CurrentThread = Process.Memory.ReadInt32(MutexAddress) & ~MutexHasListenersMask;
if (CurrentThread == ThreadHandle)
{
Unlock();
}
}
ReleaseMutexValue();
}
public void Unlock()
{
AcquireMutexValue();
lock (EnterWaitLock)
{
int HasListeners = WaitingThreads.Count > 1 ? MutexHasListenersMask : 0;
Process.Memory.WriteInt32(MutexAddress, HasListeners);
ReleaseMutexValue();
KThread[] UnlockedThreads = new KThread[WaitingThreads.Count];
int Index = 0;
while (WaitingThreads.TryDequeue(out KThread Thread))
{
UnlockedThreads[Index++] = Thread;
}
Process.Scheduler.Signal(UnlockedThreads);
}
}
private void AcquireMutexValue()
{
if (!OwnsMutexValue)
{
while (!Process.Memory.AcquireAddress(MutexAddress))
{
Thread.Yield();
}
OwnsMutexValue = true;
}
}
private void ReleaseMutexValue()
{
if (OwnsMutexValue)
{
OwnsMutexValue = false;
Process.Memory.ReleaseAddress(MutexAddress);
}
}
}
}

31
Ryujinx.Core/OsHle/Process.cs
View file

@ -5,8 +5,8 @@ using Ryujinx.Core.Loaders;
using Ryujinx.Core.Loaders.Executables;
using Ryujinx.Core.OsHle.Exceptions;
using Ryujinx.Core.OsHle.Handles;
using Ryujinx.Core.OsHle.Kernel;
using Ryujinx.Core.OsHle.Services.Nv;
using Ryujinx.Core.OsHle.Svc;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
@ -55,17 +55,16 @@ namespace Ryujinx.Core.OsHle
private bool Disposed;
public Process(Switch Ns, int ProcessId)
public Process(Switch Ns, KProcessScheduler Scheduler, int ProcessId)
{
this.Ns = Ns;
this.Scheduler = Scheduler;
this.ProcessId = ProcessId;
Memory = new AMemory();
HandleTable = new KProcessHandleTable();
Scheduler = new KProcessScheduler();
AppletState = new AppletStateMgr();
SvcHandler = new SvcHandler(Ns, this);
@ -127,7 +126,7 @@ namespace Ryujinx.Core.OsHle
long StackTop = MemoryRegions.MainStackAddress + MemoryRegions.MainStackSize;
int Handle = MakeThread(Executables[0].ImageBase, StackTop, 0, 0, 0);
int Handle = MakeThread(Executables[0].ImageBase, StackTop, 0, 44, 0);
if (Handle == -1)
{
@ -188,28 +187,32 @@ namespace Ryujinx.Core.OsHle
AThread Thread = new AThread(GetTranslator(), Memory, EntryPoint);
KThread ThreadHnd = new KThread(Thread, ProcessorId, Priority);
KThread KernelThread = new KThread(Thread, ProcessorId, Priority);
int Handle = HandleTable.OpenHandle(ThreadHnd);
int Handle = HandleTable.OpenHandle(KernelThread);
KernelThread.Handle = Handle;
int ThreadId = GetFreeTlsSlot(Thread);
long Tpidr = MemoryRegions.TlsPagesAddress + ThreadId * TlsSize;
Thread.ThreadState.Break += BreakHandler;
Thread.ThreadState.SvcCall += SvcHandler.SvcCall;
Thread.ThreadState.Undefined += UndefinedHandler;
Thread.ThreadState.ProcessId = ProcessId;
Thread.ThreadState.ThreadId = ThreadId;
Thread.ThreadState.CntfrqEl0 = TickFreq;
Thread.ThreadState.Tpidr = Tpidr;
Thread.ThreadState.X0 = (ulong)ArgsPtr;
Thread.ThreadState.X1 = (ulong)Handle;
Thread.ThreadState.X31 = (ulong)StackTop;
Thread.ThreadState.Break += BreakHandler;
Thread.ThreadState.SvcCall += SvcHandler.SvcCall;
Thread.ThreadState.Undefined += UndefinedHandler;
Thread.WorkFinished += ThreadFinished;
ThreadsByTpidr.TryAdd(Thread.ThreadState.Tpidr, ThreadHnd);
ThreadsByTpidr.TryAdd(Thread.ThreadState.Tpidr, KernelThread);
return Handle;
}
@ -293,6 +296,12 @@ namespace Ryujinx.Core.OsHle
Logging.Info(LogClass.KernelScheduler, $"Thread {Thread.ThreadId} exiting...");
TlsSlots.TryRemove(GetTlsSlot(Thread.ThreadState.Tpidr), out _);
KThread KernelThread = GetThread(Thread.ThreadState.Tpidr);
Scheduler.RemoveThread(KernelThread);
KernelThread.WaitEvent.Set();
}
if (TlsSlots.Count == 0)

2
Ryujinx.Core/OsHle/Services/Aud/IAudioOutManager.cs
View file

@ -76,7 +76,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
ReleaseCallback Callback = () =>
{
ReleaseEvent.Handle.Set();
ReleaseEvent.WaitEvent.Set();
};
int Track = AudioOut.OpenTrack(SampleRate, Channels, Callback, out AudioFormat Format);

2
Ryujinx.Core/OsHle/Services/Aud/IAudioRenderer.cs
View file

@ -47,7 +47,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
}
//TODO: We shouldn't be signaling this here.
UpdateEvent.Handle.Set();
UpdateEvent.WaitEvent.Set();
return 0;
}

2
Ryujinx.Core/OsHle/Services/Vi/NvFlinger.cs
View file

@ -391,7 +391,7 @@ namespace Ryujinx.Core.OsHle.Services.Android
{
BufferQueue[Slot].State = BufferState.Free;
ReleaseEvent.Handle.Set();
ReleaseEvent.WaitEvent.Set();
lock (WaitBufferFree)
{

85
Ryujinx.Core/OsHle/Svc/SvcThreadSync.cs
View file

@ -1,85 +0,0 @@
using ChocolArm64.State;
using Ryujinx.Core.OsHle.Handles;
using static Ryujinx.Core.OsHle.ErrorCode;
namespace Ryujinx.Core.OsHle.Svc
{
partial class SvcHandler
{
private void SvcArbitrateLock(AThreadState ThreadState)
{
int OwnerThreadHandle = (int)ThreadState.X0;
long MutexAddress = (long)ThreadState.X1;
int RequestingThreadHandle = (int)ThreadState.X2;
KThread RequestingThread = Process.HandleTable.GetData<KThread>(RequestingThreadHandle);
Mutex M = new Mutex(Process, MutexAddress, OwnerThreadHandle);
M = Ns.Os.Mutexes.GetOrAdd(MutexAddress, M);
M.WaitForLock(RequestingThread, RequestingThreadHandle);
ThreadState.X0 = 0;
}
private void SvcArbitrateUnlock(AThreadState ThreadState)
{
long MutexAddress = (long)ThreadState.X0;
if (Ns.Os.Mutexes.TryGetValue(MutexAddress, out Mutex M))
{
M.Unlock();
}
ThreadState.X0 = 0;
}
private void SvcWaitProcessWideKeyAtomic(AThreadState ThreadState)
{
long MutexAddress = (long)ThreadState.X0;
long CondVarAddress = (long)ThreadState.X1;
int ThreadHandle = (int)ThreadState.X2;
long Timeout = (long)ThreadState.X3;
KThread Thread = Process.HandleTable.GetData<KThread>(ThreadHandle);
Mutex M = new Mutex(Process, MutexAddress, ThreadHandle);
M = Ns.Os.Mutexes.GetOrAdd(MutexAddress, M);
M.GiveUpLock(ThreadHandle);
CondVar Cv = new CondVar(Process, CondVarAddress, Timeout);
Cv = Ns.Os.CondVars.GetOrAdd(CondVarAddress, Cv);
if (!Cv.WaitForSignal(Thread))
{
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.Timeout);
return;
}
M.WaitForLock(Thread, ThreadHandle);
ThreadState.X0 = 0;
}
private void SvcSignalProcessWideKey(AThreadState ThreadState)
{
long CondVarAddress = (long)ThreadState.X0;
int Count = (int)ThreadState.X1;
KThread CurrThread = Process.GetThread(ThreadState.Tpidr);
if (Ns.Os.CondVars.TryGetValue(CondVarAddress, out CondVar Cv))
{
Cv.SetSignal(CurrThread, Count);
}
ThreadState.X0 = 0;
}
}
}

1
Ryujinx/Ui/GLScreen.cs
View file

@ -1,6 +1,5 @@
using OpenTK;
using OpenTK.Graphics;
using OpenTK.Graphics.OpenGL;
using OpenTK.Input;
using Ryujinx.Core;
using Ryujinx.Core.Input;