--- nono/vm/sprite.h	2026/04/29 17:04:56	1.1.1.6
+++ nono/vm/sprite.h	2026/04/29 17:05:25	1.1.1.9
@@ -4,6 +4,10 @@
 // Licensed under nono-license.txt
 //
 
+//
+// スプライトコントローラ
+//
+
 #pragma once
 
 #include "device.h"
@@ -11,7 +15,7 @@
 class SpriteDevice : public IODevice
 {
 	using inherited = IODevice;
- private:
+
 	static const int baseaddr = 0xeb0000;
 
 	struct sprite_scroll {
@@ -38,17 +42,15 @@ class SpriteDevice : public IODevice
 
  public:
 	SpriteDevice();
-	virtual ~SpriteDevice() override;
+	~SpriteDevice() override;
 
-	uint64 Read8(uint32 addr) override;
-	uint64 Read16(uint32 addr) override;
-	uint64 Write8(uint32 addr, uint32 data) override;
-	uint64 Write16(uint32 addr, uint32 data) override;
-	uint64 Peek8(uint32 addr) override;
+	busdata Read8(uint32 addr) override;
+	busdata Read16(uint32 addr) override;
+	busdata Write8(uint32 addr, uint32 data) override;
+	busdata Write16(uint32 addr, uint32 data) override;
+	busdata Peek8(uint32 addr) override;
 
  private:
 	struct sprite_ctrl reg {};
 	std::unique_ptr<uint8[]> mem {};
 };
-
-extern std::unique_ptr<SpriteDevice> gSprite;