diff options
| author | TSR Berry <20988865+TSRBerry@users.noreply.github.com> | 2023-04-08 01:22:00 +0200 |
|---|---|---|
| committer | Mary <thog@protonmail.com> | 2023-04-27 23:51:14 +0200 |
| commit | cee712105850ac3385cd0091a923438167433f9f (patch) | |
| tree | 4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.HLE/HOS/Kernel/Memory/KMemoryBlock.cs | |
| parent | cd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff) | |
Move solution and projects to src
Diffstat (limited to 'Ryujinx.HLE/HOS/Kernel/Memory/KMemoryBlock.cs')
| -rw-r--r-- | Ryujinx.HLE/HOS/Kernel/Memory/KMemoryBlock.cs | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/Ryujinx.HLE/HOS/Kernel/Memory/KMemoryBlock.cs b/Ryujinx.HLE/HOS/Kernel/Memory/KMemoryBlock.cs deleted file mode 100644 index e082105b..00000000 --- a/Ryujinx.HLE/HOS/Kernel/Memory/KMemoryBlock.cs +++ /dev/null @@ -1,156 +0,0 @@ -using Ryujinx.Common.Collections; -using System; - -namespace Ryujinx.HLE.HOS.Kernel.Memory -{ - class KMemoryBlock : IntrusiveRedBlackTreeNode<KMemoryBlock>, IComparable<KMemoryBlock>, IComparable<ulong> - { - public ulong BaseAddress { get; private set; } - public ulong PagesCount { get; private set; } - - public MemoryState State { get; private set; } - public KMemoryPermission Permission { get; private set; } - public MemoryAttribute Attribute { get; private set; } - public KMemoryPermission SourcePermission { get; private set; } - - public int IpcRefCount { get; private set; } - public int DeviceRefCount { get; private set; } - - public KMemoryBlock( - ulong baseAddress, - ulong pagesCount, - MemoryState state, - KMemoryPermission permission, - MemoryAttribute attribute, - int ipcRefCount = 0, - int deviceRefCount = 0) - { - BaseAddress = baseAddress; - PagesCount = pagesCount; - State = state; - Attribute = attribute; - Permission = permission; - IpcRefCount = ipcRefCount; - DeviceRefCount = deviceRefCount; - } - - public void SetState(KMemoryPermission permission, MemoryState state, MemoryAttribute attribute) - { - Permission = permission; - State = state; - Attribute &= MemoryAttribute.IpcAndDeviceMapped; - Attribute |= attribute; - } - - public void SetIpcMappingPermission(KMemoryPermission newPermission) - { - int oldIpcRefCount = IpcRefCount++; - - if ((ushort)IpcRefCount == 0) - { - throw new InvalidOperationException("IPC reference count increment overflowed."); - } - - if (oldIpcRefCount == 0) - { - SourcePermission = Permission; - - Permission &= ~KMemoryPermission.ReadAndWrite; - Permission |= KMemoryPermission.ReadAndWrite & newPermission; - } - - Attribute |= MemoryAttribute.IpcMapped; - } - - public void RestoreIpcMappingPermission() - { - int oldIpcRefCount = IpcRefCount--; - - if (oldIpcRefCount == 0) - { - throw new InvalidOperationException("IPC reference count decrement underflowed."); - } - - if (oldIpcRefCount == 1) - { - Permission = SourcePermission; - - SourcePermission = KMemoryPermission.None; - - Attribute &= ~MemoryAttribute.IpcMapped; - } - } - - public KMemoryBlock SplitRightAtAddress(ulong address) - { - ulong leftAddress = BaseAddress; - - ulong leftPagesCount = (address - leftAddress) / KPageTableBase.PageSize; - - BaseAddress = address; - - PagesCount -= leftPagesCount; - - return new KMemoryBlock( - leftAddress, - leftPagesCount, - State, - Permission, - Attribute, - IpcRefCount, - DeviceRefCount); - } - - public void AddPages(ulong pagesCount) - { - PagesCount += pagesCount; - } - - public KMemoryInfo GetInfo() - { - ulong size = PagesCount * KPageTableBase.PageSize; - - return new KMemoryInfo( - BaseAddress, - size, - State, - Permission, - Attribute, - SourcePermission, - IpcRefCount, - DeviceRefCount); - } - - public int CompareTo(KMemoryBlock other) - { - if (BaseAddress < other.BaseAddress) - { - return -1; - } - else if (BaseAddress <= other.BaseAddress + other.PagesCount * KPageTableBase.PageSize - 1UL) - { - return 0; - } - else - { - return 1; - } - } - - public int CompareTo(ulong address) - { - if (address < BaseAddress) - { - return 1; - } - else if (address <= BaseAddress + PagesCount * KPageTableBase.PageSize - 1UL) - { - return 0; - } - else - { - return -1; - } - } - } -}
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