2023-12-04 13:17:13 +00:00
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using Ryujinx.Memory;
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2022-01-09 16:28:48 +00:00
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using Ryujinx.Memory.Range;
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using System;
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namespace Ryujinx.Graphics.Gpu.Memory
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{
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/// <summary>
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/// A writable block that targets a given MultiRange within a PhysicalMemory instance.
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/// </summary>
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internal class MultiRangeWritableBlock : IWritableBlock
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{
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private readonly MultiRange _range;
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private readonly PhysicalMemory _physicalMemory;
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/// <summary>
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/// Creates a new MultiRangeWritableBlock.
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/// </summary>
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/// <param name="range">The MultiRange to write to</param>
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/// <param name="physicalMemory">The PhysicalMemory the given MultiRange addresses</param>
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public MultiRangeWritableBlock(MultiRange range, PhysicalMemory physicalMemory)
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{
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_range = range;
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_physicalMemory = physicalMemory;
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}
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/// <summary>
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/// Write data to the MultiRange.
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/// </summary>
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/// <param name="va">Offset address</param>
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/// <param name="data">Data to write</param>
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/// <exception cref="ArgumentException">Throw when a non-zero offset is given</exception>
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public void Write(ulong va, ReadOnlySpan<byte> data)
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{
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if (va != 0)
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{
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throw new ArgumentException($"{nameof(va)} cannot be non-zero for {nameof(MultiRangeWritableBlock)}.");
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}
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_physicalMemory.Write(_range, data);
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}
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/// <summary>
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/// Write data to the MultiRange, without tracking.
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/// </summary>
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/// <param name="va">Offset address</param>
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/// <param name="data">Data to write</param>
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/// <exception cref="ArgumentException">Throw when a non-zero offset is given</exception>
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public void WriteUntracked(ulong va, ReadOnlySpan<byte> data)
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{
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if (va != 0)
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{
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throw new ArgumentException($"{nameof(va)} cannot be non-zero for {nameof(MultiRangeWritableBlock)}.");
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}
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_physicalMemory.WriteUntracked(_range, data);
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}
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}
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}
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