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`MB` and `GB` can either be interpreted as having base-10 units, or base-2. `MiB` and `GiB` removes this discrepancy so that units of memory are always interpreted using base-2 units.
62 lines
No EOL
2.9 KiB
C#
62 lines
No EOL
2.9 KiB
C#
using Ryujinx.HLE.HOS.Kernel.Common;
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using System;
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namespace Ryujinx.HLE
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{
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public enum MemoryConfiguration
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{
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MemoryConfiguration4GiB = 0,
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MemoryConfiguration4GiBAppletDev = 1,
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MemoryConfiguration4GiBSystemDev = 2,
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MemoryConfiguration6GiB = 3,
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MemoryConfiguration6GiBAppletDev = 4,
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MemoryConfiguration8GiB = 5
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}
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static class MemoryConfigurationExtensions
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{
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private const ulong GiB = 1024 * 1024 * 1024;
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public static MemoryArrange ToKernelMemoryArrange(this MemoryConfiguration configuration)
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{
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return configuration switch
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{
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MemoryConfiguration.MemoryConfiguration4GiB => MemoryArrange.MemoryArrange4GiB,
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MemoryConfiguration.MemoryConfiguration4GiBAppletDev => MemoryArrange.MemoryArrange4GiBAppletDev,
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MemoryConfiguration.MemoryConfiguration4GiBSystemDev => MemoryArrange.MemoryArrange4GiBSystemDev,
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MemoryConfiguration.MemoryConfiguration6GiB => MemoryArrange.MemoryArrange6GiB,
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MemoryConfiguration.MemoryConfiguration6GiBAppletDev => MemoryArrange.MemoryArrange6GiBAppletDev,
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MemoryConfiguration.MemoryConfiguration8GiB => MemoryArrange.MemoryArrange8GiB,
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_ => throw new AggregateException($"Invalid memory configuration \"{configuration}\".")
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};
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}
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public static MemorySize ToKernelMemorySize(this MemoryConfiguration configuration)
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{
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return configuration switch
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{
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MemoryConfiguration.MemoryConfiguration4GiB or
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MemoryConfiguration.MemoryConfiguration4GiBAppletDev or
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MemoryConfiguration.MemoryConfiguration4GiBSystemDev => MemorySize.MemorySize4GiB,
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MemoryConfiguration.MemoryConfiguration6GiB or
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MemoryConfiguration.MemoryConfiguration6GiBAppletDev => MemorySize.MemorySize6GiB,
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MemoryConfiguration.MemoryConfiguration8GiB => MemorySize.MemorySize8GiB,
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_ => throw new AggregateException($"Invalid memory configuration \"{configuration}\".")
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};
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}
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public static ulong ToDramSize(this MemoryConfiguration configuration)
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{
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return configuration switch
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{
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MemoryConfiguration.MemoryConfiguration4GiB or
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MemoryConfiguration.MemoryConfiguration4GiBAppletDev or
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MemoryConfiguration.MemoryConfiguration4GiBSystemDev => 4 * GiB,
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MemoryConfiguration.MemoryConfiguration6GiB or
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MemoryConfiguration.MemoryConfiguration6GiBAppletDev => 6 * GiB,
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MemoryConfiguration.MemoryConfiguration8GiB => 8 * GiB,
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_ => throw new AggregateException($"Invalid memory configuration \"{configuration}\".")
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};
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}
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}
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} |