--- nono/vm/romemu_luna88k.h	2026/04/29 17:04:32	1.1.1.1
+++ nono/vm/romemu_luna88k.h	2026/04/29 17:04:36	1.1.1.2
@@ -1,15 +1,16 @@
 //
 // nono
-// Copyright (C) 2020 isaki@NetBSD.org
+// Copyright (C) 2020 nono project
+// Licensed under nono-license.txt
 //
 
 #pragma once
 
-#include "romimg_luna.h"
+#include "device.h"
 
-class Luna88kPROMEmuDevice : public PROMDevice
+class Luna88kPROMEmuDevice : public IODevice
 {
-	typedef PROMDevice inherited;
+	using inherited = IODevice;
 
 	// このデバイス先頭アドレス
 	static const uint32 baseaddr		= 0x41000000;
@@ -20,12 +21,18 @@ class Luna88kPROMEmuDevice : public PROM
 
  public:
 	Luna88kPROMEmuDevice();
-	virtual ~Luna88kPROMEmuDevice();
+	~Luna88kPROMEmuDevice() override;
 
-	virtual bool Init();
-	virtual void ResetHard();
+	bool Init() override;
+	void ResetHard() override;
 
-	virtual uint64 Read32(uint32 addr);
+	uint64 Read8(uint32 addr) override;
+	uint64 Read16(uint32 addr) override;
+	uint64 Read32(uint32 addr) override;
+	uint64 Write8(uint32 addr, uint32 data) override;
+	uint64 Write16(uint32 addr, uint32 data) override;
+	uint64 Write32(uint32 addr, uint32 data) override;
+	uint64 Peek8(uint32 addr) override;
 
  private:
 	uint64 Decoder(uint32 addr) const;
@@ -33,6 +40,10 @@ class Luna88kPROMEmuDevice : public PROM
 	// 起動時の処理を行う
 	uint32 IPL();
 
+	// 自前 ROM 部分
+	std::unique_ptr<uint8[]> romdata {};
+	uint32 romdatalen {};
+
 	// リセット後 IPL を完了したら true
 	bool ipl_done = false;
 };