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Diffstat (limited to 'ARMeilleure/Memory/IMemoryManager.cs')
-rw-r--r-- | ARMeilleure/Memory/IMemoryManager.cs | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/ARMeilleure/Memory/IMemoryManager.cs b/ARMeilleure/Memory/IMemoryManager.cs index cacfc4ac..0a25eb97 100644 --- a/ARMeilleure/Memory/IMemoryManager.cs +++ b/ARMeilleure/Memory/IMemoryManager.cs @@ -8,16 +8,68 @@ namespace ARMeilleure.Memory IntPtr PageTablePointer { get; } + MemoryManagerType Type { get; } + + event Action<ulong, ulong> UnmapEvent; + + /// <summary> + /// Reads data from CPU mapped memory. + /// </summary> + /// <typeparam name="T">Type of the data being read</typeparam> + /// <param name="va">Virtual address of the data in memory</param> + /// <returns>The data</returns> T Read<T>(ulong va) where T : unmanaged; + + /// <summary> + /// Reads data from CPU mapped memory, with read tracking + /// </summary> + /// <typeparam name="T">Type of the data being read</typeparam> + /// <param name="va">Virtual address of the data in memory</param> + /// <returns>The data</returns> T ReadTracked<T>(ulong va) where T : unmanaged; + + /// <summary> + /// Writes data to CPU mapped memory. + /// </summary> + /// <typeparam name="T">Type of the data being written</typeparam> + /// <param name="va">Virtual address to write the data into</param> + /// <param name="value">Data to be written</param> void Write<T>(ulong va, T value) where T : unmanaged; + /// <summary> + /// Gets a read-only span of data from CPU mapped memory. + /// </summary> + /// <param name="va">Virtual address of the data</param> + /// <param name="size">Size of the data</param> + /// <param name="tracked">True if read tracking is triggered on the span</param> + /// <returns>A read-only span of the data</returns> ReadOnlySpan<byte> GetSpan(ulong va, int size, bool tracked = false); + /// <summary> + /// Gets a reference for the given type at the specified virtual memory address. + /// </summary> + /// <remarks> + /// The data must be located at a contiguous memory region. + /// </remarks> + /// <typeparam name="T">Type of the data to get the reference</typeparam> + /// <param name="va">Virtual address of the data</param> + /// <returns>A reference to the data in memory</returns> ref T GetRef<T>(ulong va) where T : unmanaged; + /// <summary> + /// Checks if the page at a given CPU virtual address is mapped. + /// </summary> + /// <param name="va">Virtual address to check</param> + /// <returns>True if the address is mapped, false otherwise</returns> bool IsMapped(ulong va); + /// <summary> + /// Alerts the memory tracking that a given region has been read from or written to. + /// This should be called before read/write is performed. + /// </summary> + /// <param name="va">Virtual address of the region</param> + /// <param name="size">Size of the region</param> + /// <param name="write">True if the region was written, false if read</param> void SignalMemoryTracking(ulong va, ulong size, bool write); } }
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