Ryujinx/Ryujinx.HLE/HOS/Kernel/KSlabHeap.cs
gdkchan 00579927e4
Better process implementation (#491)
* Initial implementation of KProcess

* Some improvements to the memory manager, implement back guest stack trace printing

* Better GetInfo implementation, improve checking in some places with information from process capabilities

* Allow the cpu to read/write from the correct memory locations for accesses crossing a page boundary

* Change long -> ulong for address/size on memory related methods to avoid unnecessary casts

* Attempt at implementing ldr:ro with new KProcess

* Allow BSS with size 0 on ldr:ro

* Add checking for memory block slab heap usage, return errors if full, exit gracefully

* Use KMemoryBlockSize const from KMemoryManager

* Allow all methods to read from non-contiguous locations

* Fix for TransactParcelAuto

* Address PR feedback, additionally fix some small issues related to the KIP loader and implement SVCs GetProcessId, GetProcessList, GetSystemInfo, CreatePort and ManageNamedPort

* Fix wrong check for source pages count from page list on MapPhysicalMemory

* Fix some issues with UnloadNro on ldr:ro
2018-11-28 20:18:09 -02:00

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C#

using System.Collections.Generic;
namespace Ryujinx.HLE.HOS.Kernel
{
class KSlabHeap
{
private LinkedList<ulong> Items;
public KSlabHeap(ulong Pa, ulong ItemSize, ulong Size)
{
Items = new LinkedList<ulong>();
int ItemsCount = (int)(Size / ItemSize);
for (int Index = 0; Index < ItemsCount; Index++)
{
Items.AddLast(Pa);
Pa += ItemSize;
}
}
public bool TryGetItem(out ulong Pa)
{
lock (Items)
{
if (Items.First != null)
{
Pa = Items.First.Value;
Items.RemoveFirst();
return true;
}
}
Pa = 0;
return false;
}
public void Free(ulong Pa)
{
lock (Items)
{
Items.AddFirst(Pa);
}
}
}
}