private static NvHostEvent GetFreeEvent( ServiceCtx Context, NvHostSyncpt Syncpt, int Id, out int EventIndex) { NvHostEvent[] Events = GetUserCtx(Context).Events; EventIndex = NvHostCtrlUserCtx.EventsCount; int NullIndex = NvHostCtrlUserCtx.EventsCount; for (int Index = 0; Index < NvHostCtrlUserCtx.EventsCount; Index++) { NvHostEvent Event = Events[Index]; if (Event != null) { if (Event.State == NvHostEventState.Registered || Event.State == NvHostEventState.Free) { EventIndex = Index; if (Event.Id == Id) { return(Event); } } } else if (NullIndex == NvHostCtrlUserCtx.EventsCount) { NullIndex = Index; } } if (NullIndex < NvHostCtrlUserCtx.EventsCount) { EventIndex = NullIndex; return(Events[NullIndex] = new NvHostEvent()); } if (EventIndex < NvHostCtrlUserCtx.EventsCount) { return(Events[EventIndex]); } return(null); }
private static NvHostEvent GetFreeEvent( ServiceCtx context, NvHostSyncpt syncpt, int id, out int eventIndex) { NvHostEvent[] events = GetUserCtx(context).Events; eventIndex = NvHostCtrlUserCtx.EventsCount; int nullIndex = NvHostCtrlUserCtx.EventsCount; for (int index = 0; index < NvHostCtrlUserCtx.EventsCount; index++) { NvHostEvent Event = events[index]; if (Event != null) { if (Event.State == NvHostEventState.Registered || Event.State == NvHostEventState.Free) { eventIndex = index; if (Event.Id == id) { return(Event); } } } else if (nullIndex == NvHostCtrlUserCtx.EventsCount) { nullIndex = index; } } if (nullIndex < NvHostCtrlUserCtx.EventsCount) { eventIndex = nullIndex; return(events[nullIndex] = new NvHostEvent()); } if (eventIndex < NvHostCtrlUserCtx.EventsCount) { return(events[eventIndex]); } return(null); }
private static int EventWait(ServiceCtx Context, bool Async) { long InputPosition = Context.Request.GetBufferType0x21().Position; long OutputPosition = Context.Request.GetBufferType0x22().Position; NvHostCtrlSyncptWaitEx Args = MemoryHelper.Read <NvHostCtrlSyncptWaitEx>(Context.Memory, InputPosition); if ((uint)Args.Id >= NvHostSyncpt.SyncptsCount) { return(NvResult.InvalidInput); } void WriteArgs() { MemoryHelper.Write(Context.Memory, OutputPosition, Args); } NvHostSyncpt Syncpt = GetUserCtx(Context).Syncpt; if (Syncpt.MinCompare(Args.Id, Args.Thresh)) { Args.Value = Syncpt.GetMin(Args.Id); WriteArgs(); return(NvResult.Success); } if (!Async) { Args.Value = 0; } if (Args.Timeout == 0) { WriteArgs(); return(NvResult.TryAgain); } NvHostEvent Event; int Result, EventIndex; if (Async) { EventIndex = Args.Value; if ((uint)EventIndex >= NvHostCtrlUserCtx.EventsCount) { return(NvResult.InvalidInput); } Event = GetUserCtx(Context).Events[EventIndex]; } else { Event = GetFreeEvent(Context, Syncpt, Args.Id, out EventIndex); } if (Event != null && (Event.State == NvHostEventState.Registered || Event.State == NvHostEventState.Free)) { Event.Id = Args.Id; Event.Thresh = Args.Thresh; Event.State = NvHostEventState.Waiting; if (!Async) { Args.Value = ((Args.Id & 0xfff) << 16) | 0x10000000; } else { Args.Value = Args.Id << 4; } Args.Value |= EventIndex; Result = NvResult.TryAgain; } else { Result = NvResult.InvalidInput; } WriteArgs(); return(Result); }
private static int SyncptWait(ServiceCtx Context, bool Extended) { long InputPosition = Context.Request.GetBufferType0x21().Position; long OutputPosition = Context.Request.GetBufferType0x22().Position; NvHostCtrlSyncptWait Args = MemoryHelper.Read <NvHostCtrlSyncptWait>(Context.Memory, InputPosition); NvHostSyncpt Syncpt = GetUserCtx(Context).Syncpt; if ((uint)Args.Id >= NvHostSyncpt.SyncptsCount) { return(NvResult.InvalidInput); } int Result; if (Syncpt.MinCompare(Args.Id, Args.Thresh)) { Result = NvResult.Success; } else if (Args.Timeout == 0) { Result = NvResult.TryAgain; } else { Logger.PrintDebug(LogClass.ServiceNv, "Waiting syncpt with timeout of " + Args.Timeout + "ms..."); using (ManualResetEvent WaitEvent = new ManualResetEvent(false)) { Syncpt.AddWaiter(Args.Thresh, WaitEvent); //Note: Negative (> INT_MAX) timeouts aren't valid on .NET, //in this case we just use the maximum timeout possible. int Timeout = Args.Timeout; if (Timeout < -1) { Timeout = int.MaxValue; } if (Timeout == -1) { WaitEvent.WaitOne(); Result = NvResult.Success; } else if (WaitEvent.WaitOne(Timeout)) { Result = NvResult.Success; } else { Result = NvResult.TimedOut; } } Logger.PrintDebug(LogClass.ServiceNv, "Resuming..."); } if (Extended) { Context.Memory.WriteInt32(OutputPosition + 0xc, Syncpt.GetMin(Args.Id)); } return(Result); }
private static int EventWait(ServiceCtx context, bool async) { long inputPosition = context.Request.GetBufferType0x21().Position; long outputPosition = context.Request.GetBufferType0x22().Position; NvHostCtrlSyncptWaitEx args = MemoryHelper.Read <NvHostCtrlSyncptWaitEx>(context.Memory, inputPosition); if ((uint)args.Id >= NvHostSyncpt.SyncptsCount) { return(NvResult.InvalidInput); } void WriteArgs() { MemoryHelper.Write(context.Memory, outputPosition, args); } NvHostSyncpt syncpt = GetUserCtx(context).Syncpt; if (syncpt.MinCompare(args.Id, args.Thresh)) { args.Value = syncpt.GetMin(args.Id); WriteArgs(); return(NvResult.Success); } if (!async) { args.Value = 0; } if (args.Timeout == 0) { WriteArgs(); return(NvResult.TryAgain); } NvHostEvent Event; int result, eventIndex; if (async) { eventIndex = args.Value; if ((uint)eventIndex >= NvHostCtrlUserCtx.EventsCount) { return(NvResult.InvalidInput); } Event = GetUserCtx(context).Events[eventIndex]; } else { Event = GetFreeEvent(context, syncpt, args.Id, out eventIndex); } if (Event != null && (Event.State == NvHostEventState.Registered || Event.State == NvHostEventState.Free)) { Event.Id = args.Id; Event.Thresh = args.Thresh; Event.State = NvHostEventState.Waiting; if (!async) { args.Value = ((args.Id & 0xfff) << 16) | 0x10000000; } else { args.Value = args.Id << 4; } args.Value |= eventIndex; result = NvResult.TryAgain; } else { result = NvResult.InvalidInput; } WriteArgs(); return(result); }
private static int SyncptWait(ServiceCtx context, bool extended) { long inputPosition = context.Request.GetBufferType0x21().Position; long outputPosition = context.Request.GetBufferType0x22().Position; NvHostCtrlSyncptWait args = MemoryHelper.Read <NvHostCtrlSyncptWait>(context.Memory, inputPosition); NvHostSyncpt syncpt = GetUserCtx(context).Syncpt; if ((uint)args.Id >= NvHostSyncpt.SyncptsCount) { return(NvResult.InvalidInput); } int result; if (syncpt.MinCompare(args.Id, args.Thresh)) { result = NvResult.Success; } else if (args.Timeout == 0) { result = NvResult.TryAgain; } else { Logger.PrintDebug(LogClass.ServiceNv, "Waiting syncpt with timeout of " + args.Timeout + "ms..."); using (ManualResetEvent waitEvent = new ManualResetEvent(false)) { syncpt.AddWaiter(args.Thresh, waitEvent); // Note: Negative (> INT_MAX) timeouts aren't valid on .NET, // in this case we just use the maximum timeout possible. int timeout = args.Timeout; if (timeout < -1) { timeout = int.MaxValue; } if (timeout == -1) { waitEvent.WaitOne(); result = NvResult.Success; } else if (waitEvent.WaitOne(timeout)) { result = NvResult.Success; } else { result = NvResult.TimedOut; } } Logger.PrintDebug(LogClass.ServiceNv, "Resuming..."); } if (extended) { context.Memory.WriteInt32(outputPosition + 0xc, syncpt.GetMin(args.Id)); } return(result); }