--- nono/vm/areaset.cpp	2026/04/29 17:04:28	1.1.1.1
+++ nono/vm/areaset.cpp	2026/04/29 17:05:10	1.1.1.6
@@ -1,20 +1,38 @@
 //
 // nono
-// Copyright (C) 2017 isaki@NetBSD.org
+// Copyright (C) 2020 nono project
+// Licensed under nono-license.txt
+//
+
+//
+// エリアセット
 //
 
 #include "areaset.h"
+#include "mpu.h"
+
+// グローバル参照用
+AreaSetDevice *gAreaSet;
 
+// コンストラクタ
 AreaSetDevice::AreaSetDevice()
+	: inherited("AreaSet")
 {
-	logname = "area";
-	devname = "AreaSet";
 	devaddr = baseaddr;
 	devlen  = 0x2000;
 }
 
+// デストラクタ
 AreaSetDevice::~AreaSetDevice()
 {
+	gAreaSet = NULL;
+}
+
+// リセット
+void
+AreaSetDevice::ResetHard(bool poweron)
+{
+	limit = 0;
 }
 
 uint64
@@ -36,6 +54,8 @@ AreaSetDevice::Read16(uint32 addr)
 uint64
 AreaSetDevice::Write8(uint32 addr, uint32 data)
 {
+	gMPU->AddCycle(7);	// InsideOut p.135
+
 	switch (addr) {
 	 case 0xe86001:
 		putlog(0, "未実装エリアセット書き込み $%02x", data);