ryujinx/Ryujinx.Core/OsHle/Svc/SvcThreadSync.cs
gdkchan 4314a8f3e5
[WIP] Add support for events (#60)
* Add support for events, move concept of domains to IpcService

* Support waiting for KThread, remove some test code, other tweaks

* Use move handle on NIFM since I can't test that now, it's better to leave it how it was
2018-03-19 15:58:46 -03:00

85 lines
2.5 KiB
C#

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;
}
}
}