8b685b12f0
* Implement SvcWaitForAddress 0x34 Currently needed by Sonic Mania Plus * Fix mistake * read-decrement-write locked
369 lines
11 KiB
C#
369 lines
11 KiB
C#
using ChocolArm64.Memory;
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using ChocolArm64.State;
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using Ryujinx.HLE.Logging;
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using Ryujinx.HLE.OsHle.Exceptions;
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using Ryujinx.HLE.OsHle.Handles;
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using Ryujinx.HLE.OsHle.Ipc;
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using Ryujinx.HLE.OsHle.Services;
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using System;
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using System.Threading;
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using static Ryujinx.HLE.OsHle.ErrorCode;
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namespace Ryujinx.HLE.OsHle.Kernel
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{
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partial class SvcHandler
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{
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private const int AllowedCpuIdBitmask = 0b1111;
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private const bool EnableProcessDebugging = false;
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private const bool IsVirtualMemoryEnabled = true; //This is always true(?)
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private void SvcExitProcess(AThreadState ThreadState)
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{
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Ns.Os.ExitProcess(ThreadState.ProcessId);
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}
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private void SvcClearEvent(AThreadState ThreadState)
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{
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int Handle = (int)ThreadState.X0;
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//TODO: Implement events.
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ThreadState.X0 = 0;
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}
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private void SvcCloseHandle(AThreadState ThreadState)
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{
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int Handle = (int)ThreadState.X0;
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object Obj = Process.HandleTable.CloseHandle(Handle);
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if (Obj == null)
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid handle 0x{Handle:x8}!");
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
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return;
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}
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if (Obj is KSession Session)
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{
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Session.Dispose();
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}
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else if (Obj is HTransferMem TMem)
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{
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TMem.Memory.Manager.Reprotect(
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TMem.Position,
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TMem.Size,
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TMem.Perm);
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}
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ThreadState.X0 = 0;
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}
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private void SvcResetSignal(AThreadState ThreadState)
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{
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int Handle = (int)ThreadState.X0;
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KEvent Event = Process.HandleTable.GetData<KEvent>(Handle);
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if (Event != null)
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{
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Event.WaitEvent.Reset();
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ThreadState.X0 = 0;
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}
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else
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid event handle 0x{Handle:x8}!");
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
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}
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}
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private void SvcWaitSynchronization(AThreadState ThreadState)
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{
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long HandlesPtr = (long)ThreadState.X1;
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int HandlesCount = (int)ThreadState.X2;
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ulong Timeout = ThreadState.X3;
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Ns.Log.PrintDebug(LogClass.KernelSvc,
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"HandlesPtr = " + HandlesPtr .ToString("x16") + ", " +
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"HandlesCount = " + HandlesCount.ToString("x8") + ", " +
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"Timeout = " + Timeout .ToString("x16"));
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if ((uint)HandlesCount > 0x40)
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{
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.CountOutOfRange);
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return;
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}
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KThread CurrThread = Process.GetThread(ThreadState.Tpidr);
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WaitHandle[] Handles = new WaitHandle[HandlesCount + 1];
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for (int Index = 0; Index < HandlesCount; Index++)
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{
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int Handle = Memory.ReadInt32(HandlesPtr + Index * 4);
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KSynchronizationObject SyncObj = Process.HandleTable.GetData<KSynchronizationObject>(Handle);
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if (SyncObj == null)
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid handle 0x{Handle:x8}!");
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
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return;
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}
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Handles[Index] = SyncObj.WaitEvent;
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}
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using (AutoResetEvent WaitEvent = new AutoResetEvent(false))
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{
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if (!SyncWaits.TryAdd(CurrThread, WaitEvent))
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{
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throw new InvalidOperationException();
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}
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Handles[HandlesCount] = WaitEvent;
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Process.Scheduler.Suspend(CurrThread);
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int HandleIndex;
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ulong Result = 0;
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if (Timeout != ulong.MaxValue)
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{
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HandleIndex = WaitHandle.WaitAny(Handles, NsTimeConverter.GetTimeMs(Timeout));
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}
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else
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{
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HandleIndex = WaitHandle.WaitAny(Handles);
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}
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if (HandleIndex == WaitHandle.WaitTimeout)
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{
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Result = MakeError(ErrorModule.Kernel, KernelErr.Timeout);
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}
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else if (HandleIndex == HandlesCount)
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{
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Result = MakeError(ErrorModule.Kernel, KernelErr.Canceled);
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}
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SyncWaits.TryRemove(CurrThread, out _);
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Process.Scheduler.Resume(CurrThread);
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ThreadState.X0 = Result;
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if (Result == 0)
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{
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ThreadState.X1 = (ulong)HandleIndex;
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}
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}
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}
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private void SvcCancelSynchronization(AThreadState ThreadState)
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{
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int ThreadHandle = (int)ThreadState.X0;
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KThread Thread = GetThread(ThreadState.Tpidr, ThreadHandle);
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if (Thread == null)
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid thread handle 0x{ThreadHandle:x8}!");
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
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return;
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}
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if (SyncWaits.TryRemove(Thread, out AutoResetEvent WaitEvent))
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{
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WaitEvent.Set();
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}
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ThreadState.X0 = 0;
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}
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private void SvcGetSystemTick(AThreadState ThreadState)
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{
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ThreadState.X0 = ThreadState.CntpctEl0;
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}
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private void SvcConnectToNamedPort(AThreadState ThreadState)
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{
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long StackPtr = (long)ThreadState.X0;
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long NamePtr = (long)ThreadState.X1;
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string Name = AMemoryHelper.ReadAsciiString(Memory, NamePtr, 8);
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//TODO: Validate that app has perms to access the service, and that the service
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//actually exists, return error codes otherwise.
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KSession Session = new KSession(ServiceFactory.MakeService(Name), Name);
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ulong Handle = (ulong)Process.HandleTable.OpenHandle(Session);
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ThreadState.X0 = 0;
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ThreadState.X1 = Handle;
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}
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private void SvcSendSyncRequest(AThreadState ThreadState)
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{
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SendSyncRequest(ThreadState, ThreadState.Tpidr, 0x100, (int)ThreadState.X0);
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}
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private void SvcSendSyncRequestWithUserBuffer(AThreadState ThreadState)
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{
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SendSyncRequest(
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ThreadState,
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(long)ThreadState.X0,
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(long)ThreadState.X1,
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(int)ThreadState.X2);
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}
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private void SendSyncRequest(AThreadState ThreadState, long CmdPtr, long Size, int Handle)
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{
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KThread CurrThread = Process.GetThread(ThreadState.Tpidr);
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byte[] CmdData = Memory.ReadBytes(CmdPtr, Size);
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KSession Session = Process.HandleTable.GetData<KSession>(Handle);
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if (Session != null)
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{
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Process.Scheduler.Suspend(CurrThread);
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IpcMessage Cmd = new IpcMessage(CmdData, CmdPtr);
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long Result = IpcHandler.IpcCall(Ns, Process, Memory, Session, Cmd, CmdPtr);
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Thread.Yield();
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Process.Scheduler.Resume(CurrThread);
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ThreadState.X0 = (ulong)Result;
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}
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else
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid session handle 0x{Handle:x8}!");
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
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}
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}
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private void SvcBreak(AThreadState ThreadState)
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{
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long Reason = (long)ThreadState.X0;
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long Unknown = (long)ThreadState.X1;
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long Info = (long)ThreadState.X2;
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Process.PrintStackTrace(ThreadState);
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throw new GuestBrokeExecutionException();
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}
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private void SvcOutputDebugString(AThreadState ThreadState)
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{
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long Position = (long)ThreadState.X0;
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long Size = (long)ThreadState.X1;
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string Str = AMemoryHelper.ReadAsciiString(Memory, Position, Size);
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Ns.Log.PrintWarning(LogClass.KernelSvc, Str);
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ThreadState.X0 = 0;
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}
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private void SvcGetInfo(AThreadState ThreadState)
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{
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long StackPtr = (long)ThreadState.X0;
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int InfoType = (int)ThreadState.X1;
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long Handle = (long)ThreadState.X2;
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int InfoId = (int)ThreadState.X3;
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//Fail for info not available on older Kernel versions.
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if (InfoType == 18 ||
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InfoType == 19 ||
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InfoType == 20)
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{
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidEnumValue);
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return;
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}
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switch (InfoType)
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{
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case 0:
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ThreadState.X1 = AllowedCpuIdBitmask;
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break;
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case 2:
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ThreadState.X1 = MemoryRegions.MapRegionAddress;
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break;
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case 3:
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ThreadState.X1 = MemoryRegions.MapRegionSize;
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break;
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case 4:
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ThreadState.X1 = MemoryRegions.HeapRegionAddress;
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break;
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case 5:
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ThreadState.X1 = MemoryRegions.HeapRegionSize;
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break;
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case 6:
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ThreadState.X1 = MemoryRegions.TotalMemoryAvailable;
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break;
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case 7:
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ThreadState.X1 = MemoryRegions.TotalMemoryUsed + CurrentHeapSize;
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break;
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case 8:
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ThreadState.X1 = EnableProcessDebugging ? 1 : 0;
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break;
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case 11:
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ThreadState.X1 = (ulong)Rng.Next() + ((ulong)Rng.Next() << 32);
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break;
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case 12:
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ThreadState.X1 = MemoryRegions.AddrSpaceStart;
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break;
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case 13:
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ThreadState.X1 = MemoryRegions.AddrSpaceSize;
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break;
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case 14:
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ThreadState.X1 = MemoryRegions.MapRegionAddress;
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break;
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case 15:
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ThreadState.X1 = MemoryRegions.MapRegionSize;
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break;
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case 16:
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ThreadState.X1 = IsVirtualMemoryEnabled ? 1 : 0;
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break;
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default:
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Process.PrintStackTrace(ThreadState);
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throw new NotImplementedException($"SvcGetInfo: {InfoType} {Handle:x8} {InfoId}");
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}
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ThreadState.X0 = 0;
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}
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}
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}
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