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Initial support for separate GPU address spaces (#2394)

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* Make GPU memory manager a member of GPU channel

* Move physical memory instance to the memory manager, and the caches to the physical memory

* PR feedback
This commit is contained in:
gdkchan 2021-06-29 14:32:02 -03:00 • committed by GitHub
parent 8cc872fb60
commit fbb4019ed5
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GPG key ID: 4AEE18F83AFDEB23
44 changed files with 780 additions and 481 deletions
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31
Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
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@ -34,15 +34,28 @@ namespace Ryujinx.Graphics.Gpu.Memory
public event EventHandler<UnmapEventArgs> MemoryUnmapped;
private GpuContext _context;
/// <summary>
/// Physical memory where the virtual memory is mapped into.
/// </summary>
internal PhysicalMemory Physical { get; }
/// <summary>
/// Cache of GPU counters.
/// </summary>
internal CounterCache CounterCache { get; }
/// <summary>
/// Creates a new instance of the GPU memory manager.
/// </summary>
public MemoryManager(GpuContext context)
/// <param name="physicalMemory">Physical memory that this memory manager will map into</param>
internal MemoryManager(PhysicalMemory physicalMemory)
{
_context = context;
Physical = physicalMemory;
CounterCache = new CounterCache();
_pageTable = new ulong[PtLvl0Size][];
MemoryUnmapped += Physical.TextureCache.MemoryUnmappedHandler;
MemoryUnmapped += Physical.BufferCache.MemoryUnmappedHandler;
MemoryUnmapped += CounterCache.MemoryUnmappedHandler;
}
/// <summary>
@ -67,7 +80,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
{
if (IsContiguous(va, size))
{
return _context.PhysicalMemory.GetSpan(Translate(va), size, tracked);
return Physical.GetSpan(Translate(va), size, tracked);
}
else
{
@ -100,7 +113,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
size = Math.Min(data.Length, (int)PageSize - (int)(va & PageMask));
_context.PhysicalMemory.GetSpan(pa, size, tracked).CopyTo(data.Slice(0, size));
Physical.GetSpan(pa, size, tracked).CopyTo(data.Slice(0, size));
offset += size;
}
@ -111,7 +124,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
size = Math.Min(data.Length - offset, (int)PageSize);
_context.PhysicalMemory.GetSpan(pa, size, tracked).CopyTo(data.Slice(offset, size));
Physical.GetSpan(pa, size, tracked).CopyTo(data.Slice(offset, size));
}
}
@ -125,7 +138,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
{
if (IsContiguous(va, size))
{
return _context.PhysicalMemory.GetWritableRegion(Translate(va), size);
return Physical.GetWritableRegion(Translate(va), size);
}
else
{
@ -155,7 +168,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
/// <param name="data">The data to be written</param>
public void Write(ulong va, ReadOnlySpan<byte> data)
{
WriteImpl(va, data, _context.PhysicalMemory.Write);
WriteImpl(va, data, Physical.Write);
}
/// <summary>
@ -165,7 +178,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
/// <param name="data">The data to be written</param>
public void WriteUntracked(ulong va, ReadOnlySpan<byte> data)
{
WriteImpl(va, data, _context.PhysicalMemory.WriteUntracked);
WriteImpl(va, data, Physical.WriteUntracked);
}
private delegate void WriteCallback(ulong address, ReadOnlySpan<byte> data);