--- nono/vm/sysport.h	2026/04/29 17:04:36	1.1.1.3
+++ nono/vm/sysport.h	2026/04/29 17:04:50	1.1.1.6
@@ -21,7 +21,7 @@ struct SYSPORT
 
 	int contrast;
 	int rom_wait;	// 設定値。ウェイトにする時には +2 する
-	int ram_wait;
+	int ram_wait;	// 設定値。
 };
 
 class SysportDevice
@@ -33,15 +33,19 @@ class SysportDevice
 
  public:
 	SysportDevice();
-	~SysportDevice() override;
+	virtual ~SysportDevice() override;
+
+	void ResetHard() override;
 
  protected:
 	// BusIO インタフェース
 	static const uint32 NPORT = 8;
-	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:
 	struct SYSPORT sysport {};
 };
+
+extern std::unique_ptr<SysportDevice> gSysport;