--- nono/vm/sysctlr.h	2026/04/29 17:05:25	1.1.1.9
+++ nono/vm/sysctlr.h	2026/04/29 17:05:29	1.1.1.10
@@ -35,9 +35,12 @@ class SysCtlrDevice : public InterruptDe
 	bool Init() override;
 	void ResetHard(bool poweron) override;
 
-	busdata Read32(uint32 addr) override;
-	busdata Write32(uint32 addr, uint32 data) override;
-	busdata Peek8(uint32 addr) override;
+	busdata Read(busaddr addr) override;
+	busdata Write(busaddr addr, uint32 data) override;
+	busdata Peek1(uint32 addr) override;
+
+	// 割り込みマスク設定
+	void WriteIntMask(uint32 n, uint32 data);
 
 	// InterruptDevice インタフェース
 	busdata InterruptAcknowledge(int lv) override;
@@ -47,7 +50,7 @@ class SysCtlrDevice : public InterruptDe
 	void ChangeInterrupt() override;
 
 	// マスク設定レジスタの書き込み値から内部用マスクを作成
-	static uint32 MakeIntMask(uint32 data, int n);
+	static uint32 MakeIntMask(uint32 data, uint n);
 
 	DECLARE_MONITOR_CALLBACK(MonitorUpdate);