--- nono/vm/romemu_luna88k.h	2026/04/29 17:04:45	1.1.1.4
+++ nono/vm/romemu_luna88k.h	2026/04/29 17:04:50	1.1.1.5
@@ -6,44 +6,32 @@
 
 #pragma once
 
-#include "device.h"
+#include "romemu_luna.h"
 
-class Luna88kPROMEmuDevice : public IODevice
+class Luna88kPROMEmuDevice : public LunaPROMEmuDevice
 {
-	using inherited = IODevice;
-
-	// このデバイス先頭アドレス
-	static const uint32 baseaddr		= 0x41000000;
-
-	// 謎の I/O 空間
-	static const uint32 ROMIO_BASE		= 0x41010000;
-	static const uint32 ROMIO_IPL		= (ROMIO_BASE + 0);
+	using inherited = LunaPROMEmuDevice;
 
  public:
 	Luna88kPROMEmuDevice();
 	virtual ~Luna88kPROMEmuDevice() override;
 
 	bool Init() override;
-	void ResetHard() override;
-
-	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;
-
-	// 起動時の処理を行う
-	uint32 IPL();
-
-	// 自前 ROM 部分
-	std::unique_ptr<uint8[]> romdata {};
-	uint32 romdatalen {};
+	uint32 ROM_Init() override;
+	uint32 ROM_Entry() override;
+	void Command() override;
+	void CommandB(const std::vector<std::string>& arg);
+	void CommandBH();
+	void CommandNvram(const std::vector<std::string>& arg);
+
+	// NVRAM
+	uint8 CalcNVRAMCsum();
+	void WriteNVRAMCsum();
+	bool VerifyNVRAM();
+	bool InitNVRAM();
+	void GetNVRAM(bootinfo_t&);
 
-	// リセット後 IPL を完了したら true
-	bool ipl_done {};
+	uint32 b_entrypoint {};
 };