--- nono/vm/areaset.h	2026/04/29 17:04:28	1.1
+++ nono/vm/areaset.h	2026/04/29 17:04:41	1.1.1.3
@@ -1,6 +1,7 @@
 //
 // nono
-// Copyright (C) 2017 isaki@NetBSD.org
+// Copyright (C) 2020 nono project
+// Licensed under nono-license.txt
 //
 
 #pragma once
@@ -10,20 +11,22 @@
 class AreaSetDevice
 	: public IODevice
 {
-	typedef IODevice inherited;
+	using inherited = IODevice;
  private:
 	static const int baseaddr = 0xe86000;
 
  public:
 	AreaSetDevice();
-	virtual ~AreaSetDevice();
+	~AreaSetDevice() override;
 
-	virtual uint64 Read8(uint32 addr);
-	virtual uint64 Read16(uint32 addr);
-	virtual uint64 Write8(uint32 addr, uint32 data);
-	virtual uint64 Write16(uint32 addr, uint32 data);
-	virtual uint64 Peek8(uint32 addr);
+	void ResetHard() override;
+
+	uint64 Read8(uint32 addr) override;
+	uint64 Read16(uint32 addr) override;
+	uint64 Write8(uint32 addr, uint32 data) override;
+	uint64 Write16(uint32 addr, uint32 data) override;
+	uint64 Peek8(uint32 addr) override;
 
  private:
-	uint8 limit = 0;
+	uint8 limit {};
 };