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TSR Berry 2023-04-08 01:22:00 +02:00 • committed by Mary
parent cd124bda58
commit cee7121058
3466 changed files with 55 additions and 55 deletions
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src/Ryujinx.HLE/HOS/Services/Nv/NvDrvServices/NvMap/NvMapDeviceFile.cs Normal file
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using Ryujinx.Common;
using Ryujinx.Common.Logging;
using Ryujinx.Graphics.Gpu.Memory;
using Ryujinx.Memory;
using System;
namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
{
internal class NvMapDeviceFile : NvDeviceFile
{
private const int FlagNotFreedYet = 1;
private static NvMapIdDictionary _maps = new NvMapIdDictionary();
public NvMapDeviceFile(ServiceCtx context, IVirtualMemoryManager memory, ulong owner) : base(context, owner)
{
}
public override NvInternalResult Ioctl(NvIoctl command, Span<byte> arguments)
{
NvInternalResult result = NvInternalResult.NotImplemented;
if (command.Type == NvIoctl.NvMapCustomMagic)
{
switch (command.Number)
{
case 0x01:
result = CallIoctlMethod<NvMapCreate>(Create, arguments);
break;
case 0x03:
result = CallIoctlMethod<NvMapFromId>(FromId, arguments);
break;
case 0x04:
result = CallIoctlMethod<NvMapAlloc>(Alloc, arguments);
break;
case 0x05:
result = CallIoctlMethod<NvMapFree>(Free, arguments);
break;
case 0x09:
result = CallIoctlMethod<NvMapParam>(Param, arguments);
break;
case 0x0e:
result = CallIoctlMethod<NvMapGetId>(GetId, arguments);
break;
case 0x02:
case 0x06:
case 0x07:
case 0x08:
case 0x0a:
case 0x0c:
case 0x0d:
case 0x0f:
case 0x10:
case 0x11:
result = NvInternalResult.NotSupported;
break;
}
}
return result;
}
private NvInternalResult Create(ref NvMapCreate arguments)
{
if (arguments.Size == 0)
{
Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid size 0x{arguments.Size:x8}!");
return NvInternalResult.InvalidInput;
}
int size = BitUtils.AlignUp(arguments.Size, (int)MemoryManager.PageSize);
arguments.Handle = CreateHandleFromMap(new NvMapHandle(size));
Logger.Debug?.Print(LogClass.ServiceNv, $"Created map {arguments.Handle} with size 0x{size:x8}!");
return NvInternalResult.Success;
}
private NvInternalResult FromId(ref NvMapFromId arguments)
{
NvMapHandle map = GetMapFromHandle(Owner, arguments.Id);
if (map == null)
{
Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
return NvInternalResult.InvalidInput;
}
map.IncrementRefCount();
arguments.Handle = arguments.Id;
return NvInternalResult.Success;
}
private NvInternalResult Alloc(ref NvMapAlloc arguments)
{
NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
if (map == null)
{
Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
return NvInternalResult.InvalidInput;
}
if ((arguments.Align & (arguments.Align - 1)) != 0)
{
Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid alignment 0x{arguments.Align:x8}!");
return NvInternalResult.InvalidInput;
}
if ((uint)arguments.Align < MemoryManager.PageSize)
{
arguments.Align = (int)MemoryManager.PageSize;
}
NvInternalResult result = NvInternalResult.Success;
if (!map.Allocated)
{
map.Allocated = true;
map.Align = arguments.Align;
map.Kind = (byte)arguments.Kind;
int size = BitUtils.AlignUp(map.Size, (int)MemoryManager.PageSize);
ulong address = arguments.Address;
if (address == 0)
{
// When the address is zero, we need to allocate
// our own backing memory for the NvMap.
// TODO: Is this allocation inside the transfer memory?
result = NvInternalResult.OutOfMemory;
}
if (result == NvInternalResult.Success)
{
map.Size = size;
map.Address = address;
}
}
return result;
}
private NvInternalResult Free(ref NvMapFree arguments)
{
NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
if (map == null)
{
Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
return NvInternalResult.InvalidInput;
}
if (DecrementMapRefCount(Owner, arguments.Handle))
{
arguments.Address = map.Address;
arguments.Flags = 0;
}
else
{
arguments.Address = 0;
arguments.Flags = FlagNotFreedYet;
}
arguments.Size = map.Size;
return NvInternalResult.Success;
}
private NvInternalResult Param(ref NvMapParam arguments)
{
NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
if (map == null)
{
Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
return NvInternalResult.InvalidInput;
}
switch (arguments.Param)
{
case NvMapHandleParam.Size: arguments.Result = map.Size; break;
case NvMapHandleParam.Align: arguments.Result = map.Align; break;
case NvMapHandleParam.Heap: arguments.Result = 0x40000000; break;
case NvMapHandleParam.Kind: arguments.Result = map.Kind; break;
case NvMapHandleParam.Compr: arguments.Result = 0; break;
// Note: Base is not supported and returns an error.
// Any other value also returns an error.
default: return NvInternalResult.InvalidInput;
}
return NvInternalResult.Success;
}
private NvInternalResult GetId(ref NvMapGetId arguments)
{
NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
if (map == null)
{
Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
return NvInternalResult.InvalidInput;
}
arguments.Id = arguments.Handle;
return NvInternalResult.Success;
}
public override void Close()
{
// TODO: refcount NvMapDeviceFile instances and remove when closing
// _maps.TryRemove(GetOwner(), out _);
}
private int CreateHandleFromMap(NvMapHandle map)
{
return _maps.Add(map);
}
private static bool DeleteMapWithHandle(ulong pid, int handle)
{
return _maps.Delete(handle) != null;
}
public static void IncrementMapRefCount(ulong pid, int handle)
{
GetMapFromHandle(pid, handle)?.IncrementRefCount();
}
public static bool DecrementMapRefCount(ulong pid, int handle)
{
NvMapHandle map = GetMapFromHandle(pid, handle);
if (map == null)
{
return false;
}
if (map.DecrementRefCount() <= 0)
{
DeleteMapWithHandle(pid, handle);
Logger.Debug?.Print(LogClass.ServiceNv, $"Deleted map {handle}!");
return true;
}
else
{
return false;
}
}
public static NvMapHandle GetMapFromHandle(ulong pid, int handle)
{
return _maps.Get(handle);
}
}
}