--- nono/vm/sprite.cpp	2026/04/29 17:04:42	1.1.1.4
+++ nono/vm/sprite.cpp	2026/04/29 17:04:53	1.1.1.6
@@ -8,6 +8,8 @@
 #include "mpu.h"
 #include <sys/time.h>
 
+std::unique_ptr<SpriteDevice> gSprite;
+
 SpriteDevice::SpriteDevice()
 {
 	logname = "sprite";
@@ -22,6 +24,8 @@ SpriteDevice::~SpriteDevice()
 {
 }
 
+// XXX PowerOn() か ResetHard() 未調査
+
 uint64
 SpriteDevice::Read8(uint32 addr)
 {