public static unsafe Thread CreateTask(uint xLoc, bool isRunning)
{
Native.ClearInterrupt();
uint *stack;
Task *task = (Task *)(Heap.AllocateMem((uint)sizeof(Task)));
task->Stack = Heap.AllocateMem(0x1000) + 0x1000;//Put pointer at end
stack = (uint *)task->Stack;
// Expand down stack
// processor data
*--stack = 0x202; // EFLAGS
*--stack = 0x08; // CS
*--stack = xLoc; // EIP
// pusha
*--stack = 0; // EDI
*--stack = 0; // ESI
*--stack = 0; // EBP
*--stack = 0; // ESP
*--stack = 0; // EBX
*--stack = 0; // EDX
*--stack = 0; // ECX
*--stack = 0; // EAX
// data segments
*--stack = 0x10; // DS
*--stack = 0x10; // ES
*--stack = 0x10; // FS
*--stack = 0x10; // GS
task->Stack = (uint)stack;
task->Address = (uint *)xLoc;
task->state = (byte)(isRunning ? State.Alive : State.None);
mTasks[Counter++] = *task;
if (isRunning)
{
RunningTasks.Enqueue(Counter - 1);
}
Native.SetInterrupt();
return(new Thread(Counter - 1));
}
