Kernel: namespace and function renames

MMU moved to namespace kernel
Kernel::Memory::Heap moved to just Kernel
MMU::map_{page,range} renamed to identity_map_{page,range}

Add MMU::get_page_flags

kernel/include/kernel/Memory/Heap.h

@@ -7,9 +7,10 @@
 
 #define PAGE_SIZE 4096
 
-namespace Kernel::Memory
+namespace Kernel
 {
 
+	using vaddr_t = uintptr_t;
 	using paddr_t = uintptr_t;
 
 	class PhysicalRange

kernel/include/kernel/Memory/MMU.h

@@ -1,41 +1,44 @@
 #pragma once
 
-#include <stddef.h>
-#include <stdint.h>
+#include <kernel/Memory/Heap.h>
 
-class MMU
+namespace Kernel
 {
-public:
-	enum Flags : uint8_t 
+	
+	class MMU
 	{
-		Present = 1,
-		ReadWrite = 2,
-		UserSupervisor = 4,
+	public:
+		enum Flags : uint8_t 
+		{
+			Present = 1,
+			ReadWrite = 2,
+			UserSupervisor = 4,
+		};
+
+	public:
+		static void initialize();
+		static MMU& get();
+
+		MMU();
+		~MMU();
+
+		void identity_map_page(paddr_t, uint8_t);
+		void identity_map_range(paddr_t, ptrdiff_t, uint8_t);
+
+		void unmap_page(vaddr_t);
+		void unmap_range(vaddr_t, ptrdiff_t);
+
+		void map_page_at(paddr_t, vaddr_t, uint8_t);
+
+		uint8_t get_page_flags(vaddr_t) const;
+
+		void load();
+
+	private:
+		void initialize_kernel();
+
+	private:
+		uint64_t* m_highest_paging_struct;
 	};
 
-	using vaddr_t = uintptr_t;
-	using paddr_t = uintptr_t;
-
-public:
-	static void initialize();
-	static MMU& get();
-
-	MMU();
-	~MMU();
-
-	void map_page(uintptr_t, uint8_t);
-	void map_range(uintptr_t, ptrdiff_t, uint8_t);
-
-	void unmap_page(uintptr_t);
-	void unmap_range(uintptr_t, ptrdiff_t);
-
-	void map_page_at(paddr_t, vaddr_t, uint8_t);
-
-	void load();
-
-private:
-	void initialize_kernel();
-
-private:
-	uint64_t* m_highest_paging_struct;
-};
+}

kernel/include/kernel/Process.h

@@ -82,7 +82,7 @@ namespace Kernel
 		BAN::ErrorOr<int> get_free_fd();
 
 		BAN::Vector<OpenFileDescription> m_open_files;
-		BAN::Vector<Memory::paddr_t> m_allocated_pages;
+		BAN::Vector<paddr_t> m_allocated_pages;
 
 		mutable RecursiveSpinLock m_lock;