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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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86
Ryujinx.Graphics.Gpu/Image/TextureCache.cs
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@ -32,6 +32,7 @@ namespace Ryujinx.Graphics.Gpu.Image
private const int OverlapsBufferMaxCapacity = 10000;
private readonly GpuContext _context;
private readonly PhysicalMemory _physicalMemory;
private readonly MultiRangeList<Texture> _textures;
@ -44,9 +45,11 @@ namespace Ryujinx.Graphics.Gpu.Image
/// Constructs a new instance of the texture manager.
/// </summary>
/// <param name="context">The GPU context that the texture manager belongs to</param>
public TextureCache(GpuContext context)
/// <param name="physicalMemory">Physical memory where the textures managed by this cache are mapped</param>
public TextureCache(GpuContext context, PhysicalMemory physicalMemory)
{
_context = context;
_physicalMemory = physicalMemory;
_textures = new MultiRangeList<Texture>();
@ -68,7 +71,7 @@ namespace Ryujinx.Graphics.Gpu.Image
lock (_textures)
{
overlapCount = _textures.FindOverlaps(_context.MemoryManager.Translate(e.Address), e.Size, ref overlaps);
overlapCount = _textures.FindOverlaps(((MemoryManager)sender).Translate(e.Address), e.Size, ref overlaps);
}
for (int i = 0; i < overlapCount; i++)
@ -139,13 +142,20 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <summary>
/// Tries to find an existing texture, or create a new one if not found.
/// </summary>
/// <param name="memoryManager">GPU memory manager where the texture is mapped</param>
/// <param name="copyTexture">Copy texture to find or create</param>
/// <param name="offset">Offset to be added to the physical texture address</param>
/// <param name="formatInfo">Format information of the copy texture</param>
/// <param name="preferScaling">Indicates if the texture should be scaled from the start</param>
/// <param name="sizeHint">A hint indicating the minimum used size for the texture</param>
/// <returns>The texture</returns>
public Texture FindOrCreateTexture(CopyTexture copyTexture, ulong offset, FormatInfo formatInfo, bool preferScaling = true, Size? sizeHint = null)
public Texture FindOrCreateTexture(
MemoryManager memoryManager,
CopyTexture copyTexture,
ulong offset,
FormatInfo formatInfo,
bool preferScaling = true,
Size? sizeHint = null)
{
int gobBlocksInY = copyTexture.MemoryLayout.UnpackGobBlocksInY();
int gobBlocksInZ = copyTexture.MemoryLayout.UnpackGobBlocksInZ();
@ -184,7 +194,7 @@ namespace Ryujinx.Graphics.Gpu.Image
flags |= TextureSearchFlags.WithUpscale;
}
Texture texture = FindOrCreateTexture(flags, info, 0, sizeHint);
Texture texture = FindOrCreateTexture(memoryManager, flags, info, 0, sizeHint);
texture?.SynchronizeMemory();
@ -194,12 +204,13 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <summary>
/// Tries to find an existing texture, or create a new one if not found.
/// </summary>
/// <param name="memoryManager">GPU memory manager where the texture is mapped</param>
/// <param name="colorState">Color buffer texture to find or create</param>
/// <param name="samplesInX">Number of samples in the X direction, for MSAA</param>
/// <param name="samplesInY">Number of samples in the Y direction, for MSAA</param>
/// <param name="sizeHint">A hint indicating the minimum used size for the texture</param>
/// <returns>The texture</returns>
public Texture FindOrCreateTexture(RtColorState colorState, int samplesInX, int samplesInY, Size sizeHint)
public Texture FindOrCreateTexture(MemoryManager memoryManager, RtColorState colorState, int samplesInX, int samplesInY, Size sizeHint)
{
bool isLinear = colorState.MemoryLayout.UnpackIsLinear();
@ -263,7 +274,7 @@ namespace Ryujinx.Graphics.Gpu.Image
int layerSize = !isLinear ? colorState.LayerSize * 4 : 0;
Texture texture = FindOrCreateTexture(TextureSearchFlags.WithUpscale, info, layerSize, sizeHint);
Texture texture = FindOrCreateTexture(memoryManager, TextureSearchFlags.WithUpscale, info, layerSize, sizeHint);
texture?.SynchronizeMemory();
@ -273,13 +284,20 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <summary>
/// Tries to find an existing texture, or create a new one if not found.
/// </summary>
/// <param name="memoryManager">GPU memory manager where the texture is mapped</param>
/// <param name="dsState">Depth-stencil buffer texture to find or create</param>
/// <param name="size">Size of the depth-stencil texture</param>
/// <param name="samplesInX">Number of samples in the X direction, for MSAA</param>
/// <param name="samplesInY">Number of samples in the Y direction, for MSAA</param>
/// <param name="sizeHint">A hint indicating the minimum used size for the texture</param>
/// <returns>The texture</returns>
public Texture FindOrCreateTexture(RtDepthStencilState dsState, Size3D size, int samplesInX, int samplesInY, Size sizeHint)
public Texture FindOrCreateTexture(
MemoryManager memoryManager,
RtDepthStencilState dsState,
Size3D size,
int samplesInX,
int samplesInY,
Size sizeHint)
{
int gobBlocksInY = dsState.MemoryLayout.UnpackGobBlocksInY();
int gobBlocksInZ = dsState.MemoryLayout.UnpackGobBlocksInZ();
@ -306,7 +324,7 @@ namespace Ryujinx.Graphics.Gpu.Image
target,
formatInfo);
Texture texture = FindOrCreateTexture(TextureSearchFlags.WithUpscale, info, dsState.LayerSize * 4, sizeHint);
Texture texture = FindOrCreateTexture(memoryManager, TextureSearchFlags.WithUpscale, info, dsState.LayerSize * 4, sizeHint);
texture?.SynchronizeMemory();
@ -316,13 +334,20 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <summary>
/// Tries to find an existing texture, or create a new one if not found.
/// </summary>
/// <param name="memoryManager">GPU memory manager where the texture is mapped</param>
/// <param name="flags">The texture search flags, defines texture comparison rules</param>
/// <param name="info">Texture information of the texture to be found or created</param>
/// <param name="layerSize">Size in bytes of a single texture layer</param>
/// <param name="sizeHint">A hint indicating the minimum used size for the texture</param>
/// <param name="range">Optional ranges of physical memory where the texture data is located</param>
/// <returns>The texture</returns>
public Texture FindOrCreateTexture(TextureSearchFlags flags, TextureInfo info, int layerSize = 0, Size? sizeHint = null, MultiRange? range = null)
public Texture FindOrCreateTexture(
MemoryManager memoryManager,
TextureSearchFlags flags,
TextureInfo info,
int layerSize = 0,
Size? sizeHint = null,
MultiRange? range = null)
{
bool isSamplerTexture = (flags & TextureSearchFlags.ForSampler) != 0;
@ -342,7 +367,7 @@ namespace Ryujinx.Graphics.Gpu.Image
}
else
{
address = _context.MemoryManager.Translate(info.GpuAddress);
address = memoryManager.Translate(info.GpuAddress);
if (address == MemoryManager.PteUnmapped)
{
@ -371,22 +396,26 @@ namespace Ryujinx.Graphics.Gpu.Image
if (matchQuality != TextureMatchQuality.NoMatch)
{
// If the parameters match, we need to make sure the texture is mapped to the same memory regions.
// If a range of memory was supplied, just check if the ranges match.
if (range != null && !overlap.Range.Equals(range.Value))
if (range != null)
{
continue;
// If a range of memory was supplied, just check if the ranges match.
if (!overlap.Range.Equals(range.Value))
{
continue;
}
}
// If no range was supplied, we can check if the GPU virtual address match. If they do,
// we know the textures are located at the same memory region.
// If they don't, it may still be mapped to the same physical region, so we
// do a more expensive check to tell if they are mapped into the same physical regions.
// If the GPU VA for the texture has ever been unmapped, then the range must be checked regardless.
if ((overlap.Info.GpuAddress != info.GpuAddress || overlap.ChangedMapping) &&
!_context.MemoryManager.CompareRange(overlap.Range, info.GpuAddress))
else
{
continue;
// If no range was supplied, we can check if the GPU virtual address match. If they do,
// we know the textures are located at the same memory region.
// If they don't, it may still be mapped to the same physical region, so we
// do a more expensive check to tell if they are mapped into the same physical regions.
// If the GPU VA for the texture has ever been unmapped, then the range must be checked regardless.
if ((overlap.Info.GpuAddress != info.GpuAddress || overlap.ChangedMapping) &&
!memoryManager.CompareRange(overlap.Range, info.GpuAddress))
{
continue;
}
}
}
@ -426,7 +455,7 @@ namespace Ryujinx.Graphics.Gpu.Image
if (range == null)
{
range = _context.MemoryManager.GetPhysicalRegions(info.GpuAddress, size);
range = memoryManager.GetPhysicalRegions(info.GpuAddress, size);
}
// Find view compatible matches.
@ -495,7 +524,7 @@ namespace Ryujinx.Graphics.Gpu.Image
{
// Only copy compatible. If there's another choice for a FULLY compatible texture, choose that instead.
texture = new Texture(_context, info, sizeInfo, range.Value, scaleMode);
texture = new Texture(_context, _physicalMemory, info, sizeInfo, range.Value, scaleMode);
texture.InitializeGroup(true, true);
texture.InitializeData(false, false);
@ -531,7 +560,7 @@ namespace Ryujinx.Graphics.Gpu.Image
// No match, create a new texture.
if (texture == null)
{
texture = new Texture(_context, info, sizeInfo, range.Value, scaleMode);
texture = new Texture(_context, _physicalMemory, info, sizeInfo, range.Value, scaleMode);
// Step 1: Find textures that are view compatible with the new texture.
// Any textures that are incompatible will contain garbage data, so they should be removed where possible.
@ -722,14 +751,15 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <summary>
/// Tries to find an existing texture matching the given buffer copy destination. If none is found, returns null.
/// </summary>
/// <param name="memoryManager">GPU memory manager where the texture is mapped</param>
/// <param name="tex">The texture information</param>
/// <param name="cbp">The copy buffer parameters</param>
/// <param name="swizzle">The copy buffer swizzle</param>
/// <param name="linear">True if the texture has a linear layout, false otherwise</param>
/// <returns>A matching texture, or null if there is no match</returns>
public Texture FindTexture(CopyBufferTexture tex, CopyBufferParams cbp, CopyBufferSwizzle swizzle, bool linear)
public Texture FindTexture(MemoryManager memoryManager, CopyBufferTexture tex, CopyBufferParams cbp, CopyBufferSwizzle swizzle, bool linear)
{
ulong address = _context.MemoryManager.Translate(cbp.DstAddress.Pack());
ulong address = memoryManager.Translate(cbp.DstAddress.Pack());
if (address == MemoryManager.PteUnmapped)
{