--- nono/vm/pio.cpp	2026/04/29 17:04:32	1.1
+++ nono/vm/pio.cpp	2026/04/29 17:04:36	1.1.1.2
@@ -1,13 +1,14 @@
 //
 // nono
-// Copyright (C) 2017 isaki@NetBSD.org
+// Copyright (C) 2020 nono project
+// Licensed under nono-license.txt
 //
 
 #include "pio.h"
+#include "config.h"
 #include "lcd.h"
 #include "mystring.h"
 #include "scheduler.h"
-#include "config.h"
 
 //           IODevice
 //               |
@@ -181,6 +182,8 @@ PIO0Device::PIO0Device()
 	devname = "PIO0";
 	devaddr = 0x49000000;
 	devlen  = 4;
+
+	monitor.Init(22, 11);
 }
 
 // デストラクタ
@@ -193,14 +196,14 @@ PIO0Device::Init()
 {
 	// XXX 本当はラッチのタイミングが違う気もするけど、とりあえずね
 
-	const ConfigItem& item1 = gConfig->Get("luna-dipsw1");
+	const ConfigItem& item1 = gConfig->Find("luna-dipsw1");
 	const std::string& str1 = item1.AsString();
 	if (str1.size() != 8) {
 		item1.Err("must be 8 digits");
 		return false;
 	}
 
-	const ConfigItem& item2 = gConfig->Get("luna-dipsw2");
+	const ConfigItem& item2 = gConfig->Find("luna-dipsw2");
 	const std::string& str2 = item2.AsString();
 	if (str2.size() != 8) {
 		item2.Err("must be 8 digits");
@@ -290,6 +293,45 @@ PIO0Device::Peek(uint32 addr)
 	}
 }
 
+bool
+PIO0Device::MonitorUpdate()
+{
+	int y;
+
+	monitor.Clear();
+
+	y = 0;
+	monitor.Print(0, y++, "PortA(DIPSW1):%c%c%c%c%c%c%c%c",
+		(dipsw1[0] ? '1' : '0'),
+		(dipsw1[1] ? '1' : '0'),
+		(dipsw1[2] ? '1' : '0'),
+		(dipsw1[3] ? '1' : '0'),
+		(dipsw1[4] ? '1' : '0'),
+		(dipsw1[5] ? '1' : '0'),
+		(dipsw1[6] ? '1' : '0'),
+		(dipsw1[7] ? '1' : '0'));
+	monitor.Print(0, y++, "PortB(DIPSW2):%c%c%c%c%c%c%c%c",
+		(dipsw2[0] ? '1' : '0'),
+		(dipsw2[1] ? '1' : '0'),
+		(dipsw2[2] ? '1' : '0'),
+		(dipsw2[3] ? '1' : '0'),
+		(dipsw2[4] ? '1' : '0'),
+		(dipsw2[5] ? '1' : '0'),
+		(dipsw2[6] ? '1' : '0'),
+		(dipsw2[7] ? '1' : '0'));
+	monitor.Puts(0, y++, "PortC");
+	monitor.Puts(1, y++, TA::OnOff(xp_reset), "b7: XP Reset");
+	monitor.Puts(1, y++, TA::OnOff(parity),   "b6: Parity");
+	monitor.Puts(1, y++,                      "b5: ---");
+	monitor.Puts(1, y++, TA::OnOff(int5en),   "b4: Int5 Enable");
+	monitor.Puts(1, y++, TA::OnOff(int5rq),   "b3: Int5 Request");
+	monitor.Puts(1, y++, TA::OnOff(int1en),   "b2: Int1 Enable");
+	monitor.Puts(1, y++,                      "b1: ---");
+	monitor.Puts(1, y++, TA::OnOff(int1rq),   "b0: Intq Request");
+
+	return true;
+}
+
 // PortA (DIP-SW 1) 読み込み
 uint32
 PIO0Device::GetPA() const