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ryujinx-mirror/Ryujinx.Core/OsHle/IpcServices/NvServices/ServiceNvDrv.cs

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using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Handles;
using Ryujinx.Core.OsHle.Ipc;
using Ryujinx.Core.OsHle.Utilities;
using Ryujinx.Graphics.Gpu;
using System;
using System.Collections.Generic;
namespace Ryujinx.Core.OsHle.IpcServices.NvServices
{
class ServiceNvDrv : IIpcService
{
private delegate long ServiceProcessIoctl(ServiceCtx Context);
private static Dictionary<(string, int), ServiceProcessIoctl> IoctlCmds =
new Dictionary<(string, int), ServiceProcessIoctl>()
{
{ ("/dev/nvhost-as-gpu", 0x4101), NvGpuAsIoctlBindChannel },
{ ("/dev/nvhost-as-gpu", 0x4102), NvGpuAsIoctlAllocSpace },
{ ("/dev/nvhost-as-gpu", 0x4106), NvGpuAsIoctlMapBufferEx },
{ ("/dev/nvhost-as-gpu", 0x4108), NvGpuAsIoctlGetVaRegions },
{ ("/dev/nvhost-as-gpu", 0x4109), NvGpuAsIoctlInitializeEx },
{ ("/dev/nvhost-ctrl", 0x001b), NvHostIoctlCtrlGetConfig },
{ ("/dev/nvhost-ctrl", 0x001d), NvHostIoctlCtrlEventWait },
{ ("/dev/nvhost-ctrl-gpu", 0x4701), NvGpuIoctlZcullGetCtxSize },
{ ("/dev/nvhost-ctrl-gpu", 0x4702), NvGpuIoctlZcullGetInfo },
{ ("/dev/nvhost-ctrl-gpu", 0x4705), NvGpuIoctlGetCharacteristics },
{ ("/dev/nvhost-ctrl-gpu", 0x4706), NvGpuIoctlGetTpcMasks },
{ ("/dev/nvhost-ctrl-gpu", 0x4714), NvGpuIoctlZbcGetActiveSlotMask },
{ ("/dev/nvhost-gpu", 0x4714), NvMapIoctlChannelSetUserData },
{ ("/dev/nvhost-gpu", 0x4801), NvMapIoctlChannelSetNvMap },
{ ("/dev/nvhost-gpu", 0x4808), NvMapIoctlChannelSubmitGpFifo },
{ ("/dev/nvhost-gpu", 0x4809), NvMapIoctlChannelAllocObjCtx },
{ ("/dev/nvhost-gpu", 0x480b), NvMapIoctlChannelZcullBind },
{ ("/dev/nvhost-gpu", 0x480c), NvMapIoctlChannelSetErrorNotifier },
{ ("/dev/nvhost-gpu", 0x480d), NvMapIoctlChannelSetPriority },
{ ("/dev/nvhost-gpu", 0x481a), NvMapIoctlChannelAllocGpFifoEx2 },
{ ("/dev/nvmap", 0x0101), NvMapIocCreate },
{ ("/dev/nvmap", 0x0103), NvMapIocFromId },
{ ("/dev/nvmap", 0x0104), NvMapIocAlloc },
{ ("/dev/nvmap", 0x0109), NvMapIocParam },
{ ("/dev/nvmap", 0x010e), NvMapIocGetId },
};
private Dictionary<int, ServiceProcessRequest> m_Commands;
public IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
public ServiceNvDrv()
{
m_Commands = new Dictionary<int, ServiceProcessRequest>()
{
{ 0, Open },
{ 1, Ioctl },
{ 2, Close },
{ 3, Initialize },
{ 4, QueryEvent },
{ 8, SetClientPid },
};
}
public static long Open(ServiceCtx Context)
{
long NamePtr = Context.Request.SendBuff[0].Position;
string Name = AMemoryHelper.ReadAsciiString(Context.Memory, NamePtr);
int Fd = Context.Ns.Os.Fds.GenerateId(new FileDesc(Name));
Context.ResponseData.Write(Fd);
Context.ResponseData.Write(0);
return 0;
}
public static long Ioctl(ServiceCtx Context)
{
int Fd = Context.RequestData.ReadInt32();
int Cmd = Context.RequestData.ReadInt32() & 0xffff;
FileDesc FdData = Context.Ns.Os.Fds.GetData<FileDesc>(Fd);
long Position = Context.Request.PtrBuff[0].Position;
Context.ResponseData.Write(0);
if (IoctlCmds.TryGetValue((FdData.Name, Cmd), out ServiceProcessIoctl ProcReq))
{
return ProcReq(Context);
}
else
{
throw new NotImplementedException($"{FdData.Name} {Cmd:x4}");
}
}
public static long Close(ServiceCtx Context)
{
int Fd = Context.RequestData.ReadInt32();
Context.Ns.Os.Fds.Delete(Fd);
Context.ResponseData.Write(0);
return 0;
}
public static long Initialize(ServiceCtx Context)
{
long TransferMemSize = Context.RequestData.ReadInt64();
int TransferMemHandle = Context.Request.HandleDesc.ToCopy[0];
Context.ResponseData.Write(0);
return 0;
}
public static long QueryEvent(ServiceCtx Context)
{
int Fd = Context.RequestData.ReadInt32();
int EventId = Context.RequestData.ReadInt32();
Context.Response.HandleDesc = IpcHandleDesc.MakeCopy(0xcafe);
Context.ResponseData.Write(0);
return 0;
}
public static long SetClientPid(ServiceCtx Context)
{
long Pid = Context.RequestData.ReadInt64();
Context.ResponseData.Write(0);
return 0;
}
private static long NvGpuAsIoctlBindChannel(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
int Fd = Context.Memory.ReadInt32(Position);
return 0;
}
private static long NvGpuAsIoctlAllocSpace(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
int Pages = Reader.ReadInt32();
int PageSize = Reader.ReadInt32();
int Flags = Reader.ReadInt32();
int Padding = Reader.ReadInt32();
long Align = Reader.ReadInt64();
if ((Flags & 1) != 0)
{
Align = Context.Ns.Gpu.ReserveMemory(Align, (long)Pages * PageSize, 1);
}
else
{
Align = Context.Ns.Gpu.ReserveMemory((long)Pages * PageSize, Align);
}
Context.Memory.WriteInt64(Position + 0x10, Align);
return 0;
}
private static long NvGpuAsIoctlMapBufferEx(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
int Flags = Reader.ReadInt32();
int Kind = Reader.ReadInt32();
int Handle = Reader.ReadInt32();
int PageSize = Reader.ReadInt32();
long BuffAddr = Reader.ReadInt64();
long MapSize = Reader.ReadInt64();
long Offset = Reader.ReadInt64();
HNvMap NvMap = Context.Ns.Os.Handles.GetData<HNvMap>(Handle);
if (NvMap != null)
{
if ((Flags & 1) != 0)
{
Offset = Context.Ns.Gpu.MapMemory(NvMap.Address, Offset, NvMap.Size);
}
else
{
Offset = Context.Ns.Gpu.MapMemory(NvMap.Address, NvMap.Size);
}
}
Context.Memory.WriteInt64(Position + 0x20, Offset);
return 0;
}
private static long NvGpuAsIoctlGetVaRegions(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
MemWriter Writer = new MemWriter(Context.Memory, Position);
long Unused = Reader.ReadInt64();
int BuffSize = Reader.ReadInt32();
int Padding = Reader.ReadInt32();
BuffSize = 0x30;
Writer.WriteInt64(Unused);
Writer.WriteInt32(BuffSize);
Writer.WriteInt32(Padding);
Writer.WriteInt64(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt64(0);
Writer.WriteInt64(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt64(0);
return 0;
}
private static long NvGpuAsIoctlInitializeEx(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
int BigPageSize = Reader.ReadInt32();
int AsFd = Reader.ReadInt32();
int Flags = Reader.ReadInt32();
int Reserved = Reader.ReadInt32();
long Unknown10 = Reader.ReadInt64();
long Unknown18 = Reader.ReadInt64();
long Unknown20 = Reader.ReadInt64();
return 0;
}
private static long NvHostIoctlCtrlGetConfig(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
MemWriter Writer = new MemWriter(Context.Memory, Position + 0x82);
for (int Index = 0; Index < 0x101; Index++)
{
Writer.WriteByte(0);
}
return 0;
}
private static long NvHostIoctlCtrlEventWait(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
int SyncPtId = Reader.ReadInt32();
int Threshold = Reader.ReadInt32();
int Timeout = Reader.ReadInt32();
int Value = Reader.ReadInt32();
Context.Memory.WriteInt32(Position + 0xc, 0xcafe);
return 0;
}
private static long NvGpuIoctlZcullGetCtxSize(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
Context.Memory.WriteInt32(Position, 1);
return 0;
}
private static long NvGpuIoctlZcullGetInfo(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemWriter Writer = new MemWriter(Context.Memory, Position);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
Writer.WriteInt32(0);
return 0;
}
private static long NvGpuIoctlGetCharacteristics(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
MemWriter Writer = new MemWriter(Context.Memory, Position);
//Note: We should just ignore the BuffAddr, because official code
//does __memcpy_device from Position + 0x10 to BuffAddr.
long BuffSize = Reader.ReadInt64();
long BuffAddr = Reader.ReadInt64();
BuffSize = 0xa0;
Writer.WriteInt64(BuffSize);
Writer.WriteInt64(BuffAddr);
Writer.WriteInt32(0x120); //NVGPU_GPU_ARCH_GM200
Writer.WriteInt32(0xb); //NVGPU_GPU_IMPL_GM20B
Writer.WriteInt32(0xa1);
Writer.WriteInt32(1);
Writer.WriteInt64(0x40000);
Writer.WriteInt64(0);
Writer.WriteInt32(2);
Writer.WriteInt32(0x20); //NVGPU_GPU_BUS_TYPE_AXI
Writer.WriteInt32(0x20000);
Writer.WriteInt32(0x20000);
Writer.WriteInt32(0x1b);
Writer.WriteInt32(0x30000);
Writer.WriteInt32(1);
Writer.WriteInt32(0x503);
Writer.WriteInt32(0x503);
Writer.WriteInt32(0x80);
Writer.WriteInt32(0x28);
Writer.WriteInt32(0);
Writer.WriteInt64(0x55);
Writer.WriteInt32(0x902d); //FERMI_TWOD_A
Writer.WriteInt32(0xb197); //MAXWELL_B
Writer.WriteInt32(0xb1c0); //MAXWELL_COMPUTE_B
Writer.WriteInt32(0xb06f); //MAXWELL_CHANNEL_GPFIFO_A
Writer.WriteInt32(0xa140); //KEPLER_INLINE_TO_MEMORY_B
Writer.WriteInt32(0xb0b5); //MAXWELL_DMA_COPY_A
Writer.WriteInt32(1);
Writer.WriteInt32(0);
Writer.WriteInt32(2);
Writer.WriteInt32(1);
Writer.WriteInt32(0);
Writer.WriteInt32(1);
Writer.WriteInt32(0x21d70);
Writer.WriteInt32(0);
Writer.WriteByte((byte)'g');
Writer.WriteByte((byte)'m');
Writer.WriteByte((byte)'2');
Writer.WriteByte((byte)'0');
Writer.WriteByte((byte)'b');
Writer.WriteByte((byte)'\0');
Writer.WriteByte((byte)'\0');
Writer.WriteByte((byte)'\0');
Writer.WriteInt64(0);
return 0;
}
private static long NvGpuIoctlGetTpcMasks(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
int MaskBuffSize = Reader.ReadInt32();
int Reserved = Reader.ReadInt32();
long MaskBuffAddr = Reader.ReadInt64();
long Unknown = Reader.ReadInt64();
return 0;
}
private static long NvGpuIoctlZbcGetActiveSlotMask(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
Context.Memory.WriteInt32(Position + 0, 7);
Context.Memory.WriteInt32(Position + 4, 1);
return 0;
}
private static long NvMapIoctlChannelSetUserData(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
return 0;
}
private static long NvMapIoctlChannelSetNvMap(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
int Fd = Context.Memory.ReadInt32(Position);
return 0;
}
private static long NvMapIoctlChannelSubmitGpFifo(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
MemWriter Writer = new MemWriter(Context.Memory, Position + 0x10);
long GpFifo = Reader.ReadInt64();
int Count = Reader.ReadInt32();
int Flags = Reader.ReadInt32();
int FenceId = Reader.ReadInt32();
int FenceVal = Reader.ReadInt32();
for (int Index = 0; Index < Count; Index++)
{
long GpFifoHdr = Reader.ReadInt64();
long GpuAddr = GpFifoHdr & 0xffffffffff;
int Size = (int)(GpFifoHdr >> 40) & 0x7ffffc;
long CpuAddr = Context.Ns.Gpu.GetCpuAddr(GpuAddr);
if (CpuAddr != -1)
{
byte[] Data = AMemoryHelper.ReadBytes(Context.Memory, CpuAddr, Size);
NsGpuPBEntry[] PushBuffer = NsGpuPBEntry.DecodePushBuffer(Data);
Context.Ns.Gpu.ProcessPushBuffer(PushBuffer, Context.Memory);
}
}
Writer.WriteInt32(0);
Writer.WriteInt32(0);
return 0;
}
private static long NvMapIoctlChannelAllocObjCtx(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
int ClassNum = Context.Memory.ReadInt32(Position + 0);
int Flags = Context.Memory.ReadInt32(Position + 4);
Context.Memory.WriteInt32(Position + 8, 0);
return 0;
}
private static long NvMapIoctlChannelZcullBind(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
long GpuVa = Reader.ReadInt64();
int Mode = Reader.ReadInt32();
int Padding = Reader.ReadInt32();
return 0;
}
private static long NvMapIoctlChannelSetErrorNotifier(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
long Offset = Reader.ReadInt64();
long Size = Reader.ReadInt64();
int Mem = Reader.ReadInt32();
int Padding = Reader.ReadInt32();
return 0;
}
private static long NvMapIoctlChannelSetPriority(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
int Priority = Context.Memory.ReadInt32(Position);
return 0;
}
private static long NvMapIoctlChannelAllocGpFifoEx2(ServiceCtx Context)
{
long Position = Context.Request.PtrBuff[0].Position;
MemReader Reader = new MemReader(Context.Memory, Position);
MemWriter Writer = new MemWriter(Context.Memory, Position + 0xc);
int Count = Reader.ReadInt32();
int Flags = Reader.ReadInt32();
int Unknown8 = Reader.ReadInt32();
long Fence = Reader.ReadInt64();
int Unknown14 = Reader.ReadInt32();
int Unknown18 = Reader.ReadInt32();
Writer.WriteInt32(0);
Writer.WriteInt32(0);
return 0;
}
private static long NvMapIocCreate(ServiceCtx Context)
{
long Position = Context.Request.GetSendBuffPtr();
int Size = Context.Memory.ReadInt32(Position);
int Id = Context.Ns.Os.NvMapIds.GenerateId();
int Handle = Context.Ns.Os.Handles.GenerateId(new HNvMap(Id, Size));
Context.Memory.WriteInt32(Position + 4, Handle);
return 0;
}
private static long NvMapIocFromId(ServiceCtx Context)
{
long Position = Context.Request.GetSendBuffPtr();
int Id = Context.Memory.ReadInt32(Position);
int Handle = -1;
foreach (KeyValuePair<int, object> KV in Context.Ns.Os.Handles)
{
if (KV.Value is HNvMap NvMap && NvMap.Id == Id)
{
Handle = KV.Key;
break;
}
}
Context.Memory.WriteInt32(Position + 4, Handle);
return 0;
}
private static long NvMapIocAlloc(ServiceCtx Context)
{
long Position = Context.Request.GetSendBuffPtr();
MemReader Reader = new MemReader(Context.Memory, Position);
int Handle = Reader.ReadInt32();
int HeapMask = Reader.ReadInt32();
int Flags = Reader.ReadInt32();
int Align = Reader.ReadInt32();
byte Kind = (byte)Reader.ReadInt64();
long Addr = Reader.ReadInt64();
HNvMap NvMap = Context.Ns.Os.Handles.GetData<HNvMap>(Handle);
if (NvMap != null)
{
NvMap.Address = Addr;
NvMap.Align = Align;
NvMap.Kind = Kind;
}
Logging.Debug($"NvMapIocAlloc at {NvMap.Address:x16}");
return 0;
}
private static long NvMapIocParam(ServiceCtx Context)
{
long Position = Context.Request.GetSendBuffPtr();
MemReader Reader = new MemReader(Context.Memory, Position);
int Handle = Reader.ReadInt32();
int Param = Reader.ReadInt32();
HNvMap NvMap = Context.Ns.Os.Handles.GetData<HNvMap>(Handle);
int Response = 0;
switch (Param)
{
case 1: Response = NvMap.Size; break;
case 2: Response = NvMap.Align; break;
case 4: Response = 0x40000000; break;
case 5: Response = NvMap.Kind; break;
}
Context.Memory.WriteInt32(Position + 8, Response);
return 0;
}
private static long NvMapIocGetId(ServiceCtx Context)
{
long Position = Context.Request.GetSendBuffPtr();
int Handle = Context.Memory.ReadInt32(Position + 4);
HNvMap NvMap = Context.Ns.Os.Handles.GetData<HNvMap>(Handle);
Context.Memory.WriteInt32(Position, NvMap.Id);
return 0;
}
}
}
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