--- nono/debugger/debugger_m88xx0.h	2026/04/29 17:04:40	1.1.1.4
+++ nono/debugger/debugger_m88xx0.h	2026/04/29 17:04:43	1.1.1.5
@@ -23,19 +23,20 @@ class DebuggerMD_m88xx0 : public Debugge
 
 	bool IsSuper() const override { return (cpu->psr & m88100reg::PSR_SUPER); }
 	bool MMUEnabled() const override;
-	uint64 TranslateAddr(saddr_t laddr) override;
+	uint64 TranslateAddr(saddr_t laddr, bool lookup) const override;
 
 	// XXX ?
 	uint32 GetPC() const override { return cpu->GetXIP(); }
 
 	void SetStepOut() override;
 	bool IsStepOut() const override;
-	bool IsOpStepIn(uint32 op) override;
+	bool IsOpStepIn(DebuggerMemoryStream& mem) override;
 	uint64 GetRegAddr(const char *name) const override;
 	void BackupRegs() override;
 	bool ShowRegister(Console *cons, const std::vector<std::string>& args)
 		override;
-	const HelpMessages& GetRegisterHelp() const override;
+	const HelpMessages& GetHelpListReg() const override;
+	const HelpMessages& GetHelpReg() const override;
 
 	BranchHistory& GetBrHist() const override { return cpu->brhist; }
 	BranchHistory& GetExHist() const override { return cpu->exhist; }
@@ -46,7 +47,7 @@ class DebuggerMD_m88xx0 : public Debugge
 		return rv;
 	}
 
-	bool Disassemble(saddr_t laddr,
+	bool Disassemble(DebuggerMemoryStream& mem,
 		std::string& mnemonic, std::vector<uint8>& bin) override;
 	std::string FormatDisasm(const std::string& mnemonic,
 		const std::vector<uint8>& bin) override;
@@ -59,11 +60,6 @@ class DebuggerMD_m88xx0 : public Debugge
 	m88kcpu *cpu {};		// CPU コア
 	m88100reg prev {};		// 前回のレジスタセットのコピー
 
-	// 前回アクセス時の論理ページ。.addr == 0xffffffff なら無効。
-	// [0] が Inst、[1] が Data XXX とりあえず
-	saddr_t last_lpage[2] {};
-	uint32  last_ppage[2] {};
-
 	static bool IsBB0(uint32 op);
 	static bool IsTB0(uint32 op);
 	static bool IsBBTB0(uint32 op);
@@ -72,7 +68,8 @@ class DebuggerMD_m88xx0 : public Debugge
 	static bool IsBBTB1(uint32 op);
 	const char *CondStr(uint32 op);
 
-	static const HelpMessages HelpMsgRegister;
+	static const HelpMessages HelpListReg;
+	static const HelpMessages HelpReg;
 	bool MatchCMMUCmd(const std::string& cmdname, const char *name, int *);
 	void ShowRegMain(Console *cons);
 	void ShowRegCache(Console *cons, const std::vector<std::string>& args,