--- nono/vm/videoctlr.h	2026/04/29 17:04:42	1.1.1.3
+++ nono/vm/videoctlr.h	2026/04/29 17:04:50	1.1.1.5
@@ -23,7 +23,7 @@ class VideoCtlrDevice
 
  public:
 	VideoCtlrDevice();
-	~VideoCtlrDevice() override;
+	virtual ~VideoCtlrDevice() override;
 
 	void ResetHard() override;
 
@@ -34,9 +34,9 @@ class VideoCtlrDevice
  protected:
 	// BusIO インタフェース
 	static const uint NPORT = 4096;
-	uint64 Read(uint32 addr);
-	uint64 Write(uint32 addr, uint32 data);
-	uint64 Peek(uint32 addr);
+	uint64 Read(uint32 offset);
+	uint64 Write(uint32 offset, uint32 data);
+	uint64 Peek(uint32 offset);
 
  private:
 	void SetR0(uint32 data);