Add mesosphere (VERY VERY WIP)

mesosphere/source/interrupts/KWorkQueue.cpp

@@ -0,0 +1,45 @@
+#include <mesosphere/interrupts/KWorkQueue.hpp>
+#include <mesosphere/core/KCoreContext.hpp>
+#include <mesosphere/threading/KScheduler.hpp>
+#include <mesosphere/arch/KInterruptMaskGuard.hpp>
+
+namespace mesosphere
+{
+
+void KWorkQueue::AddWork(IWork &work)
+{
+    workQueue.push_back(work);
+    KCoreContext::GetCurrentInstance().GetScheduler()->SetContextSwitchNeededForWorkQueue();
+}
+
+void KWorkQueue::Initialize()
+{
+    //handlerThread.reset(new KThread); //TODO!
+    kassert(handlerThread == nullptr);
+}
+
+void KWorkQueue::HandleWorkQueue()
+{
+    KCoreContext &cctx = KCoreContext::GetCurrentInstance();
+    while (true) {
+        IWork *work = nullptr;
+        do {
+            KInterruptMaskGuard imguard{};
+            auto it = workQueue.begin();
+            if (it != workQueue.end()) {
+                work = &*it;
+                workQueue.erase(it);
+            } else {
+                {
+                    //TODO: thread usercontext scheduler/bottom hard guard
+                    cctx.GetCurrentThread()->Reschedule(KThread::SchedulingStatus::Paused);
+                }
+                cctx.GetScheduler()->ForceContextSwitch();
+            } 
+        } while (work == nullptr);
+
+        work->DoWork();
+    }
+}
+
+}