--- nono/vm/msxdos.h	2026/04/29 17:05:17	1.1
+++ nono/vm/msxdos.h	2026/04/29 17:05:42	1.1.1.4
@@ -11,8 +11,10 @@
 #pragma once
 
 #include "prom.h"
+#include <vector>
 
 class MPU64180Device;
+class XPbusDevice;
 
 class MSXDOSDevice : public PROMDevice
 {
@@ -26,15 +28,22 @@ class MSXDOSDevice : public PROMDevice
 
  public:
 	MSXDOSDevice();
-	virtual ~MSXDOSDevice() override;
+	~MSXDOSDevice() override;
 
 	bool Init() override;
+	void ResetHard(bool poweron) override;
 
 	// MSXDOS コールエミュレーション
 	void Syscall();
 
  private:
-	data_t LoadBinary(const char *filename);
+	bool LoadBinary(const char *filename);
+	void Putc(int ch);
+
+	int cursor_x {};
+
+	std::vector<uint8> filebuf {};
 
 	MPU64180Device *xp {};
+	XPbusDevice *xpbus {};
 };