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Better process implementation (#491)

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* 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
This commit is contained in:
gdkchan 2018-11-28 20:18:09 -02:00 • committed by GitHub
parent e7fe7d7247
commit 00579927e4
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119 changed files with 7998 additions and 3232 deletions
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93
Ryujinx.HLE/HOS/Kernel/KRecursiveLock.cs
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@ -1,93 +0,0 @@
using ChocolArm64;
using System.Threading;
namespace Ryujinx.HLE.HOS.Kernel
{
class KRecursiveLock
{
private Horizon System;
public object LockObj { get; private set; }
private int RecursionCount;
public KRecursiveLock(Horizon System)
{
this.System = System;
LockObj = new object();
}
public void Lock()
{
Monitor.Enter(LockObj);
RecursionCount++;
}
public void Unlock()
{
if (RecursionCount == 0)
{
return;
}
bool DoContextSwitch = false;
if (--RecursionCount == 0)
{
if (System.Scheduler.ThreadReselectionRequested)
{
System.Scheduler.SelectThreads();
}
Monitor.Exit(LockObj);
if (System.Scheduler.MultiCoreScheduling)
{
lock (System.Scheduler.CoreContexts)
{
for (int Core = 0; Core < KScheduler.CpuCoresCount; Core++)
{
KCoreContext CoreContext = System.Scheduler.CoreContexts[Core];
if (CoreContext.ContextSwitchNeeded)
{
CpuThread CurrentHleThread = CoreContext.CurrentThread?.Context;
if (CurrentHleThread == null)
{
//Nothing is running, we can perform the context switch immediately.
CoreContext.ContextSwitch();
}
else if (CurrentHleThread.IsCurrentThread())
{
//Thread running on the current core, context switch will block.
DoContextSwitch = true;
}
else
{
//Thread running on another core, request a interrupt.
CurrentHleThread.RequestInterrupt();
}
}
}
}
}
else
{
DoContextSwitch = true;
}
}
else
{
Monitor.Exit(LockObj);
}
if (DoContextSwitch)
{
System.Scheduler.ContextSwitch();
}
}
}
}