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using System;
namespace Ryujinx.Memory
{
/// <summary>
/// Flags that controls allocation and other properties of the memory block memory.
/// </summary>
[Flags]
public enum MemoryAllocationFlags
{
/// <summary>
/// No special allocation settings.
/// </summary>
None = 0,
/// <summary>
/// Reserve a region of memory on the process address space,
/// without actually allocation any backing memory.
/// </summary>
Reserve = 1 << 0,
/// <summary>
/// Enables read and write tracking of the memory block.
/// This currently does nothing and is reserved for future use.
/// </summary>
Tracked = 1 << 1,
/// <summary>
/// Enables mirroring of the memory block through aliasing of memory pages.
/// When enabled, this allows creating more memory blocks sharing the same backing storage.
/// </summary>
Mirrorable = 1 << 2,
/// <summary>
/// Indicates that the memory block should support mapping views of a mirrorable memory block.
/// The block that is to have their views mapped should be created with the <see cref="Mirrorable"/> flag.
/// </summary>
ViewCompatible = 1 << 3,
/// <summary>
/// If used with the <see cref="Mirrorable"/> flag, indicates that the memory block will only be used as
/// backing storage and will never be accessed directly, so the memory for the block will not be mapped.
/// </summary>
NoMap = 1 << 4,
/// <summary>
/// Indicates that the memory will be used to store JIT generated code.
/// On some platforms, this requires special flags to be passed that will allow the memory to be executable.
/// </summary>
Jit = 1 << 5
}
}
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