Kernel: pass Kernel reference into AddressArbiter

src/core/hle/kernel/kernel.h

@@ -4,14 +4,29 @@
 
 #pragma once
 
+#include <string>
+#include <boost/smart_ptr/intrusive_ptr.hpp>
 #include "common/common_types.h"
 
 namespace Kernel {
 
+class AddressArbiter;
+
+template <typename T>
+using SharedPtr = boost::intrusive_ptr<T>;
+
 class KernelSystem {
 public:
     explicit KernelSystem(u32 system_mode);
     ~KernelSystem();
+
+    /**
+     * Creates an address arbiter.
+     *
+     * @param name Optional name used for debugging.
+     * @returns The created AddressArbiter.
+     */
+    SharedPtr<AddressArbiter> CreateAddressArbiter(std::string name = "Unknown");
 };
 
 } // namespace Kernel