Add a separate device memory manager (#6153)

* Add a separate device memory manager

* Still need this

* Device writes are always tracked

* Device writes are always tracked (2)

* Rename more instances of gmm to mm

2 files changed, 10 insertions, 43 deletions

diff --git a/src/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs b/src/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
index 5e19bddc..74d52705 100644
--- a/src/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
+++ b/src/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
@@ -330,49 +330,6 @@ namespace Ryujinx.Graphics.Gpu.Memory
         }
 
         /// <summary>
-        /// Writes data to GPU mapped memory, stopping at the first unmapped page at the memory region, if any.
-        /// </summary>
-        /// <param name="va">GPU virtual address to write the data into</param>
-        /// <param name="data">The data to be written</param>
-        public void WriteMapped(ulong va, ReadOnlySpan<byte> data)
-        {
-            if (IsContiguous(va, data.Length))
-            {
-                Physical.Write(Translate(va), data);
-            }
-            else
-            {
-                int offset = 0, size;
-
-                if ((va & PageMask) != 0)
-                {
-                    ulong pa = Translate(va);
-
-                    size = Math.Min(data.Length, (int)PageSize - (int)(va & PageMask));
-
-                    if (pa != PteUnmapped && Physical.IsMapped(pa))
-                    {
-                        Physical.Write(pa, data[..size]);
-                    }
-
-                    offset += size;
-                }
-
-                for (; offset < data.Length; offset += size)
-                {
-                    ulong pa = Translate(va + (ulong)offset);
-
-                    size = Math.Min(data.Length - offset, (int)PageSize);
-
-                    if (pa != PteUnmapped && Physical.IsMapped(pa))
-                    {
-                        Physical.Write(pa, data.Slice(offset, size));
-                    }
-                }
-            }
-        }
-
-        /// <summary>
         /// Runs remap actions that are added to an unmap event.
         /// These must run after the mapping completes.
         /// </summary>
diff --git a/src/Ryujinx.Graphics.Gpu/Memory/PhysicalMemory.cs b/src/Ryujinx.Graphics.Gpu/Memory/PhysicalMemory.cs
index 1ca6071b..69a3054a 100644
--- a/src/Ryujinx.Graphics.Gpu/Memory/PhysicalMemory.cs
+++ b/src/Ryujinx.Graphics.Gpu/Memory/PhysicalMemory.cs
@@ -1,4 +1,5 @@
 using Ryujinx.Cpu;
+using Ryujinx.Graphics.Device;
 using Ryujinx.Graphics.Gpu.Image;
 using Ryujinx.Graphics.Gpu.Shader;
 using Ryujinx.Memory;
@@ -83,6 +84,15 @@ namespace Ryujinx.Graphics.Gpu.Memory
         }
 
         /// <summary>
+        /// Creates a new device memory manager.
+        /// </summary>
+        /// <returns>The memory manager</returns>
+        public DeviceMemoryManager CreateDeviceMemoryManager()
+        {
+            return new DeviceMemoryManager(_cpuMemory);
+        }
+
+        /// <summary>
         /// Gets a host pointer for a given range of application memory.
         /// If the memory region is not a single contiguous block, this method returns 0.
         /// </summary>