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ryujinx-final/Ryujinx.HLE/OsHle/Handles/KThread.cs
Ac_K 8b685b12f0 Implement SvcWaitForAddress 0x34 (#289)
* Implement SvcWaitForAddress 0x34

Currently needed by Sonic Mania Plus

* Fix mistake

* read-decrement-write locked
2018-07-19 01:03:53 -03:00

96 lines
No EOL
2.4 KiB
C#

using ChocolArm64;
using System.Collections.Generic;
namespace Ryujinx.HLE.OsHle.Handles
{
class KThread : KSynchronizationObject
{
public AThread Thread { get; private set; }
public int CoreMask { get; set; }
public long MutexAddress { get; set; }
public long CondVarAddress { get; set; }
public long ArbiterWaitAddress { get; set; }
public bool CondVarSignaled { get; set; }
public bool ArbiterSignaled { get; set; }
private Process Process;
public List<KThread> MutexWaiters { get; private set; }
public KThread MutexOwner { get; set; }
public int ActualPriority { get; private set; }
public int WantedPriority { get; private set; }
public int ActualCore { get; set; }
public int ProcessorId { get; set; }
public int IdealCore { get; set; }
public int WaitHandle { get; set; }
public long LastPc { get; set; }
public int ThreadId => Thread.ThreadId;
public KThread(
AThread Thread,
Process Process,
int ProcessorId,
int Priority)
{
this.Thread = Thread;
this.Process = Process;
this.ProcessorId = ProcessorId;
this.IdealCore = ProcessorId;
MutexWaiters = new List<KThread>();
CoreMask = 1 << ProcessorId;
ActualPriority = WantedPriority = Priority;
}
public void SetPriority(int Priority)
{
WantedPriority = Priority;
UpdatePriority();
}
public void UpdatePriority()
{
bool PriorityChanged;
lock (Process.ThreadSyncLock)
{
int OldPriority = ActualPriority;
int CurrPriority = WantedPriority;
foreach (KThread Thread in MutexWaiters)
{
int WantedPriority = Thread.WantedPriority;
if (CurrPriority > WantedPriority)
{
CurrPriority = WantedPriority;
}
}
PriorityChanged = CurrPriority != OldPriority;
ActualPriority = CurrPriority;
}
if (PriorityChanged)
{
Process.Scheduler.Resort(this);
MutexOwner?.UpdatePriority();
}
}
}
}