private static void IRQ(uint irq, ref IRQContext aContext)
{
var xCallback = mIRQ_Handlers[irq];
if (xCallback != null)
{
HMI.GCMonitor();
xCallback(ref aContext);
HMI.GCFreeAll();
}
}
public static void DecreaseMemoryUse(uint aSize)
{
mStartAddress -= aSize;
if (mStartAddress < HMI.ProtectArea)
{
HMI.CauseProgramFault("[ Heap Error: Memory Access Violation ]");
}
else
{
LastMallocAddr = mStartAddress;
}
}
public static void CheckForErrors(uint aSize)
{
//Check if address is Zero
if (JediReallocAddr == 0 & GCEnable == true & GCObjCount > 0)
{
Console.Clear();
Console.Write("Debug ID: ");
Console.WriteLine(GCDebugID.ToHex());
Console.Write("Index ID: ");
Console.WriteLine(GCIndex.ToHex());
Console.Write("GCMax ID: ");
Console.WriteLine(GCObjIDs[(GCObjCount - 1)].ToHex());
Console.WriteLine("Realloc Error: Base Memory Address is Zero");
Console.Write("Requested Memory: ");
Console.WriteLine(aSize.ToString());
if (GCObjCount == 0)
{
Console.WriteLine("No objects in GC List.");
}
int aIndex = GCObjIDs[GCIndex];
uint DataSize = MemSizes[aIndex];
Console.Write("Block# ");
Console.Write(aIndex.ToString() + ": ");
Console.WriteLine(DataSize.ToString());
while (true)
{
}
;
}
//Cause a Heap Fault if an object illegally accesses Kernel Memory Area
else if (JediReallocAddr != 0 & JediReallocAddr < ProtectArea & GCEnable == true)
{
HMI.CauseProgramFault("[ HMI Error: Kernel Memory Access Violation ]");
while (true)
{
;
}
}
}
public static uint MemAlloc(uint aLength)
{
Initialize();
xAddr = 0;
if (SkipRalloc == false)
{
xAddr = HMI.ReAlloc(aLength);
}
if (xAddr == 0)
{
xAddr = mStartAddress;
if (mStartAddress >= mEndOfRam)
{
HMI.HeapOutOfMemory();
}
else
{
mStartAddress += aLength;
Cosmos.Core.Global.CPU.ZeroFill(xAddr, aLength);
if (HMI.IsInitalised == true)//Prevent it from interfering with unmanaged memory before boot
{
HMI.AddBlock(xAddr, aLength);
}
if (SkipRalloc == false)
{
LastMallocAddr = xAddr;//Update this when we allocate a new block not extend an old block
}
SkipRalloc = false;
}
}
return(xAddr);
}
public static void xHeapExcessUseFault()
{
HMI.HeapExcessUseFault();
}
