kern: implement init through InterruptTaskManager.Initialize()

libraries/libmesosphere/source/arch/arm64/kern_k_interrupt_manager.cpp

@@ -85,7 +85,7 @@ namespace ams::kern::arm64 {
 
         /* If the task isn't the dummy task, we should add it to the queue. */
         if (task != GetDummyInterruptTask()) {
-            MESOSPHERE_TODO("Kernel::GetInterruptTaskManager().Enqueue(task);");
+            Kernel::GetInterruptTaskManager().EnqueueTask(task);
         }
 
         return true;

libraries/libmesosphere/source/arch/arm64/kern_k_supervisor_page_table.cpp

@@ -39,6 +39,14 @@ namespace ams::kern::arm64 {
         }
     }
 
+    void KSupervisorPageTable::Activate() {
+        /* Initialize, using process id = 0xFFFFFFFF */
+        this->page_table.Initialize(0xFFFFFFFF);
+
+        /* Invalidate entire TLB. */
+        cpu::InvalidateEntireTlb();
+    }
+
     void KSupervisorPageTable::Finalize(s32 core_id) {
         MESOSPHERE_TODO_IMPLEMENT();
     }