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 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);
}
