85dbb9559a
* Rename enum fields * Naming conventions * Remove unneeded ".this" * Remove unneeded semicolons * Remove unused Usings * Don't use var * Remove unneeded enum underlying types * Explicitly label class visibility * Remove unneeded @ prefixes * Remove unneeded commas * Remove unneeded if expressions * Method doesn't use unsafe code * Remove unneeded casts * Initialized objects don't need an empty constructor * Remove settings from DotSettings * Revert "Explicitly label class visibility" This reverts commit ad5eb5787cc5b27a4631cd46ef5f551c4ae95e51. * Small changes * Revert external enum renaming * Changes from feedback * Remove unneeded property setters
400 lines
12 KiB
C#
400 lines
12 KiB
C#
using ChocolArm64.Memory;
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using Ryujinx.Common.Logging;
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using Ryujinx.HLE.HOS.Kernel;
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using System;
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using System.Collections.Concurrent;
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using System.Text;
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using System.Threading;
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namespace Ryujinx.HLE.HOS.Services.Nv.NvHostCtrl
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{
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class NvHostCtrlIoctl
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{
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private static ConcurrentDictionary<KProcess, NvHostCtrlUserCtx> _userCtxs;
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private static bool _isProductionMode = true;
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static NvHostCtrlIoctl()
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{
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_userCtxs = new ConcurrentDictionary<KProcess, NvHostCtrlUserCtx>();
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if (Set.NxSettings.Settings.TryGetValue("nv!rmos_set_production_mode", out object productionModeSetting))
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{
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_isProductionMode = ((string)productionModeSetting) != "0"; // Default value is ""
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}
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}
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public static int ProcessIoctl(ServiceCtx context, int cmd)
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{
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switch (cmd & 0xffff)
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{
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case 0x0014: return SyncptRead (context);
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case 0x0015: return SyncptIncr (context);
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case 0x0016: return SyncptWait (context);
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case 0x0019: return SyncptWaitEx (context);
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case 0x001a: return SyncptReadMax (context);
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case 0x001b: return GetConfig (context);
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case 0x001d: return EventWait (context);
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case 0x001e: return EventWaitAsync(context);
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case 0x001f: return EventRegister (context);
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}
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throw new NotImplementedException(cmd.ToString("x8"));
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}
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private static int SyncptRead(ServiceCtx context)
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{
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return SyncptReadMinOrMax(context, max: false);
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}
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private static int SyncptIncr(ServiceCtx context)
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{
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long inputPosition = context.Request.GetBufferType0x21().Position;
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int id = context.Memory.ReadInt32(inputPosition);
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if ((uint)id >= NvHostSyncpt.SyncptsCount)
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{
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return NvResult.InvalidInput;
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}
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GetUserCtx(context).Syncpt.Increment(id);
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return NvResult.Success;
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}
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private static int SyncptWait(ServiceCtx context)
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{
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return SyncptWait(context, extended: false);
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}
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private static int SyncptWaitEx(ServiceCtx context)
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{
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return SyncptWait(context, extended: true);
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}
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private static int SyncptReadMax(ServiceCtx context)
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{
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return SyncptReadMinOrMax(context, max: true);
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}
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private static int GetConfig(ServiceCtx context)
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{
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if (!_isProductionMode)
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{
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long inputPosition = context.Request.GetBufferType0x21().Position;
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long outputPosition = context.Request.GetBufferType0x22().Position;
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string domain = MemoryHelper.ReadAsciiString(context.Memory, inputPosition + 0, 0x41);
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string name = MemoryHelper.ReadAsciiString(context.Memory, inputPosition + 0x41, 0x41);
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if (Set.NxSettings.Settings.TryGetValue($"{domain}!{name}", out object nvSetting))
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{
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byte[] settingBuffer = new byte[0x101];
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if (nvSetting is string stringValue)
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{
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if (stringValue.Length > 0x100)
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{
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Logger.PrintError(LogClass.ServiceNv, $"{domain}!{name} String value size is too big!");
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}
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else
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{
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settingBuffer = Encoding.ASCII.GetBytes(stringValue + "\0");
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}
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}
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if (nvSetting is int intValue)
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{
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settingBuffer = BitConverter.GetBytes(intValue);
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}
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else if (nvSetting is bool boolValue)
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{
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settingBuffer[0] = boolValue ? (byte)1 : (byte)0;
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}
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else
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{
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throw new NotImplementedException(nvSetting.GetType().Name);
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}
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context.Memory.WriteBytes(outputPosition + 0x82, settingBuffer);
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Logger.PrintDebug(LogClass.ServiceNv, $"Got setting {domain}!{name}");
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}
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return NvResult.Success;
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}
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return NvResult.NotAvailableInProduction;
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}
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private static int EventWait(ServiceCtx context)
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{
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return EventWait(context, async: false);
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}
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private static int EventWaitAsync(ServiceCtx context)
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{
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return EventWait(context, async: true);
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}
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private static int EventRegister(ServiceCtx context)
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{
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long inputPosition = context.Request.GetBufferType0x21().Position;
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long outputPosition = context.Request.GetBufferType0x22().Position;
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int eventId = context.Memory.ReadInt32(inputPosition);
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Logger.PrintStub(LogClass.ServiceNv, "Stubbed.");
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return NvResult.Success;
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}
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private static int SyncptReadMinOrMax(ServiceCtx context, bool max)
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{
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long inputPosition = context.Request.GetBufferType0x21().Position;
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long outputPosition = context.Request.GetBufferType0x22().Position;
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NvHostCtrlSyncptRead args = MemoryHelper.Read<NvHostCtrlSyncptRead>(context.Memory, inputPosition);
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if ((uint)args.Id >= NvHostSyncpt.SyncptsCount)
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{
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return NvResult.InvalidInput;
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}
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if (max)
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{
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args.Value = GetUserCtx(context).Syncpt.GetMax(args.Id);
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}
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else
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{
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args.Value = GetUserCtx(context).Syncpt.GetMin(args.Id);
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}
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MemoryHelper.Write(context.Memory, outputPosition, args);
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return NvResult.Success;
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}
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private static int SyncptWait(ServiceCtx context, bool extended)
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{
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long inputPosition = context.Request.GetBufferType0x21().Position;
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long outputPosition = context.Request.GetBufferType0x22().Position;
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NvHostCtrlSyncptWait args = MemoryHelper.Read<NvHostCtrlSyncptWait>(context.Memory, inputPosition);
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NvHostSyncpt syncpt = GetUserCtx(context).Syncpt;
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if ((uint)args.Id >= NvHostSyncpt.SyncptsCount)
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{
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return NvResult.InvalidInput;
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}
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int result;
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if (syncpt.MinCompare(args.Id, args.Thresh))
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{
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result = NvResult.Success;
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}
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else if (args.Timeout == 0)
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{
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result = NvResult.TryAgain;
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}
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else
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{
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Logger.PrintDebug(LogClass.ServiceNv, "Waiting syncpt with timeout of " + args.Timeout + "ms...");
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using (ManualResetEvent waitEvent = new ManualResetEvent(false))
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{
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syncpt.AddWaiter(args.Thresh, waitEvent);
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//Note: Negative (> INT_MAX) timeouts aren't valid on .NET,
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//in this case we just use the maximum timeout possible.
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int timeout = args.Timeout;
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if (timeout < -1)
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{
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timeout = int.MaxValue;
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}
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if (timeout == -1)
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{
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waitEvent.WaitOne();
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result = NvResult.Success;
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}
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else if (waitEvent.WaitOne(timeout))
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{
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result = NvResult.Success;
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}
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else
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{
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result = NvResult.TimedOut;
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}
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}
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Logger.PrintDebug(LogClass.ServiceNv, "Resuming...");
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}
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if (extended)
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{
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context.Memory.WriteInt32(outputPosition + 0xc, syncpt.GetMin(args.Id));
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}
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return result;
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}
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private static int EventWait(ServiceCtx context, bool async)
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{
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long inputPosition = context.Request.GetBufferType0x21().Position;
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long outputPosition = context.Request.GetBufferType0x22().Position;
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NvHostCtrlSyncptWaitEx args = MemoryHelper.Read<NvHostCtrlSyncptWaitEx>(context.Memory, inputPosition);
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if ((uint)args.Id >= NvHostSyncpt.SyncptsCount)
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{
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return NvResult.InvalidInput;
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}
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void WriteArgs()
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{
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MemoryHelper.Write(context.Memory, outputPosition, args);
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}
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NvHostSyncpt syncpt = GetUserCtx(context).Syncpt;
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if (syncpt.MinCompare(args.Id, args.Thresh))
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{
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args.Value = syncpt.GetMin(args.Id);
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WriteArgs();
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return NvResult.Success;
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}
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if (!async)
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{
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args.Value = 0;
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}
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if (args.Timeout == 0)
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{
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WriteArgs();
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return NvResult.TryAgain;
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}
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NvHostEvent Event;
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int result, eventIndex;
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if (async)
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{
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eventIndex = args.Value;
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if ((uint)eventIndex >= NvHostCtrlUserCtx.EventsCount)
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{
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return NvResult.InvalidInput;
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}
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Event = GetUserCtx(context).Events[eventIndex];
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}
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else
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{
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Event = GetFreeEvent(context, syncpt, args.Id, out eventIndex);
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}
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if (Event != null &&
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(Event.State == NvHostEventState.Registered ||
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Event.State == NvHostEventState.Free))
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{
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Event.Id = args.Id;
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Event.Thresh = args.Thresh;
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Event.State = NvHostEventState.Waiting;
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if (!async)
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{
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args.Value = ((args.Id & 0xfff) << 16) | 0x10000000;
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}
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else
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{
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args.Value = args.Id << 4;
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}
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args.Value |= eventIndex;
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result = NvResult.TryAgain;
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}
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else
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{
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result = NvResult.InvalidInput;
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}
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WriteArgs();
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return result;
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}
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private static NvHostEvent GetFreeEvent(
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ServiceCtx context,
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NvHostSyncpt syncpt,
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int id,
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out int eventIndex)
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{
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NvHostEvent[] events = GetUserCtx(context).Events;
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eventIndex = NvHostCtrlUserCtx.EventsCount;
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int nullIndex = NvHostCtrlUserCtx.EventsCount;
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for (int index = 0; index < NvHostCtrlUserCtx.EventsCount; index++)
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{
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NvHostEvent Event = events[index];
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if (Event != null)
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{
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if (Event.State == NvHostEventState.Registered ||
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Event.State == NvHostEventState.Free)
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{
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eventIndex = index;
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if (Event.Id == id)
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{
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return Event;
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}
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}
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}
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else if (nullIndex == NvHostCtrlUserCtx.EventsCount)
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{
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nullIndex = index;
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}
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}
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if (nullIndex < NvHostCtrlUserCtx.EventsCount)
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{
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eventIndex = nullIndex;
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return events[nullIndex] = new NvHostEvent();
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}
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if (eventIndex < NvHostCtrlUserCtx.EventsCount)
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{
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return events[eventIndex];
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}
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return null;
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}
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public static NvHostCtrlUserCtx GetUserCtx(ServiceCtx context)
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{
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return _userCtxs.GetOrAdd(context.Process, (key) => new NvHostCtrlUserCtx());
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}
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public static void UnloadProcess(KProcess process)
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{
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_userCtxs.TryRemove(process, out _);
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}
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}
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}
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