mirror of
https://github.com/Ryujinx/Ryujinx.git
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* Initial Apple Hypervisor based CPU emulation implementation * Add UseHypervisor Setting * Add basic MacOS support to Avalonia * Fix initialization * Fix GTK build * Fix/silence warnings * Change exceptions to asserts on HvAddressSpaceRange * Replace DllImport with LibraryImport * Fix LibraryImport * Remove unneeded usings * Revert outdated change * Set DiskCacheLoadState when using hypervisor too * Fix HvExecutionContext PC value * Address PR feedback * Use existing entitlements.xml file on distribution folder --------- Co-authored-by: riperiperi <rhy3756547@hotmail.com>
60 lines
1.8 KiB
C#
60 lines
1.8 KiB
C#
using Ryujinx.Memory;
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using System.Collections.Generic;
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namespace Ryujinx.Cpu.AppleHv
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{
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class HvMemoryBlockAllocator : PrivateMemoryAllocatorImpl<HvMemoryBlockAllocator.Block>
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{
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private const ulong InvalidOffset = ulong.MaxValue;
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public class Block : PrivateMemoryAllocator.Block
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{
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private readonly HvIpaAllocator _ipaAllocator;
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public ulong Ipa { get; }
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public Block(HvIpaAllocator ipaAllocator, MemoryBlock memory, ulong size) : base(memory, size)
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{
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_ipaAllocator = ipaAllocator;
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lock (ipaAllocator)
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{
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Ipa = ipaAllocator.Allocate(size);
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}
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HvApi.hv_vm_map((ulong)Memory.Pointer, Ipa, size, hv_memory_flags_t.HV_MEMORY_READ | hv_memory_flags_t.HV_MEMORY_WRITE).ThrowOnError();
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}
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public override void Destroy()
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{
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HvApi.hv_vm_unmap(Ipa, Size).ThrowOnError();
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lock (_ipaAllocator)
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{
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_ipaAllocator.Free(Ipa, Size);
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}
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base.Destroy();
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}
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}
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private readonly HvIpaAllocator _ipaAllocator;
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public HvMemoryBlockAllocator(HvIpaAllocator ipaAllocator, int blockAlignment) : base(blockAlignment, MemoryAllocationFlags.None)
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{
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_ipaAllocator = ipaAllocator;
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}
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public unsafe HvMemoryBlockAllocation Allocate(ulong size, ulong alignment)
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{
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var allocation = Allocate(size, alignment, CreateBlock);
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return new HvMemoryBlockAllocation(this, allocation.Block, allocation.Offset, allocation.Size);
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}
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private Block CreateBlock(MemoryBlock memory, ulong size)
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{
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return new Block(_ipaAllocator, memory, size);
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}
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}
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}
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