mirror of
https://github.com/ryujinx-mirror/ryujinx.git
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1825bd87b4
This is the first commit of a series of reformat around the codebase as discussed internally some weeks ago. This project being one that isn't touched that much, it shouldn't cause conflict with any opened PRs.
133 lines
No EOL
4.3 KiB
C#
133 lines
No EOL
4.3 KiB
C#
using System;
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using System.Runtime.InteropServices;
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using CpuAddress = System.UInt64;
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using DspAddress = System.UInt64;
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namespace Ryujinx.Audio.Renderer.Server.MemoryPool
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{
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/// <summary>
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/// Represents the information of a region shared between the CPU and DSP.
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/// </summary>
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public struct AddressInfo
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{
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/// <summary>
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/// The target CPU address of the region.
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/// </summary>
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public CpuAddress CpuAddress;
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/// <summary>
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/// The size of the region.
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/// </summary>
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public ulong Size;
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private unsafe MemoryPoolState* _memoryPools;
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/// <summary>
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/// The forced DSP address of the region.
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/// </summary>
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public DspAddress ForceMappedDspAddress;
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private unsafe ref MemoryPoolState MemoryPoolState => ref *_memoryPools;
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public unsafe bool HasMemoryPoolState => (IntPtr)_memoryPools != IntPtr.Zero;
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/// <summary>
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/// Create an new empty <see cref="AddressInfo"/>.
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/// </summary>
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/// <returns>A new empty <see cref="AddressInfo"/>.</returns>
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public static AddressInfo Create()
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{
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return Create(0, 0);
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}
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/// <summary>
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/// Create a new <see cref="AddressInfo"/>.
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/// </summary>
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/// <param name="cpuAddress">The target <see cref="CpuAddress"/> of the region.</param>
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/// <param name="size">The target size of the region.</param>
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/// <returns>A new <see cref="AddressInfo"/>.</returns>
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public static AddressInfo Create(CpuAddress cpuAddress, ulong size)
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{
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unsafe
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{
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return new AddressInfo
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{
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CpuAddress = cpuAddress,
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_memoryPools = MemoryPoolState.Null,
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Size = size,
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ForceMappedDspAddress = 0
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};
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}
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}
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/// <summary>
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/// Setup the CPU address and size of the <see cref="AddressInfo"/>.
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/// </summary>
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/// <param name="cpuAddress">The target <see cref="CpuAddress"/> of the region.</param>
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/// <param name="size">The size of the region.</param>
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public void Setup(CpuAddress cpuAddress, ulong size)
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{
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CpuAddress = cpuAddress;
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Size = size;
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ForceMappedDspAddress = 0;
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unsafe
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{
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_memoryPools = MemoryPoolState.Null;
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}
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}
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/// <summary>
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/// Set the <see cref="MemoryPoolState"/> associated.
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/// </summary>
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/// <param name="memoryPoolState">The <see cref="MemoryPoolState"/> associated.</param>
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public void SetupMemoryPool(Span<MemoryPoolState> memoryPoolState)
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{
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unsafe
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{
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fixed (MemoryPoolState* ptr = &MemoryMarshal.GetReference(memoryPoolState))
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{
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SetupMemoryPool(ptr);
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}
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}
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}
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/// <summary>
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/// Set the <see cref="MemoryPoolState"/> associated.
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/// </summary>
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/// <param name="memoryPoolState">The <see cref="MemoryPoolState"/> associated.</param>
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public unsafe void SetupMemoryPool(MemoryPoolState* memoryPoolState)
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{
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_memoryPools = memoryPoolState;
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}
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/// <summary>
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/// Check if the <see cref="MemoryPoolState"/> is mapped.
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/// </summary>
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/// <returns>Returns true if the <see cref="MemoryPoolState"/> is mapped.</returns>
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public bool HasMappedMemoryPool()
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{
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return HasMemoryPoolState && MemoryPoolState.IsMapped();
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}
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/// <summary>
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/// Get the DSP address associated to the <see cref="AddressInfo"/>.
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/// </summary>
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/// <param name="markUsed">If true, mark the <see cref="MemoryPoolState"/> as used.</param>
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/// <returns>Returns the DSP address associated to the <see cref="AddressInfo"/>.</returns>
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public DspAddress GetReference(bool markUsed)
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{
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if (!HasMappedMemoryPool())
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{
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return ForceMappedDspAddress;
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}
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if (markUsed)
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{
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MemoryPoolState.IsUsed = true;
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}
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return MemoryPoolState.Translate(CpuAddress, Size);
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}
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}
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} |