--- nono/m88xx0/m88200.cpp	2026/04/29 17:05:26	1.1.1.13
+++ nono/m88xx0/m88200.cpp	2026/04/29 17:05:39	1.1.1.15
@@ -8,6 +8,7 @@
 
 #include "m88200.h"
 #include "mainbus.h"
+#include "monitor.h"
 #include "mpu88xx0.h"
 
 // static 変数
@@ -31,21 +32,21 @@ m88200::m88200(MPU88xx0Device *parent_,
 	ClearAlias();
 	AddAlias(string_format("CMMU%u", id));
 
-	reg_monitor.func = ToMonitorCallback(&m88200::MonitorUpdateReg);
-	reg_monitor.SetSize(52, 8);
-	reg_monitor.Regist(ID_MONITOR_CMMU(id));
+	reg_monitor = gMonitorManager->Regist(ID_MONITOR_CMMU(id), this);
+	reg_monitor->func = ToMonitorCallback(&m88200::MonitorUpdateReg);
+	reg_monitor->SetSize(52, 8);
 
-	atc_monitor.func = ToMonitorCallback(&m88200::MonitorUpdateATC);
+	atc_monitor = gMonitorManager->Regist(ID_MONITOR_ATC(id), this);
+	atc_monitor->func = ToMonitorCallback(&m88200::MonitorUpdateATC);
 #if defined(M88200_STAT)
-	atc_monitor.SetSize(77, 44 + 5);
+	atc_monitor->SetSize(77, 44 + 5);
 #else
-	atc_monitor.SetSize(77, 44);
+	atc_monitor->SetSize(77, 44);
 #endif
-	atc_monitor.Regist(ID_MONITOR_ATC(id));
 
-	cache_monitor.func = ToMonitorCallback(&m88200::MonitorUpdateCache);
-	cache_monitor.SetSize(82, 23);
-	cache_monitor.Regist(ID_SUBWIN_CACHE(id));
+	cache_monitor = gMonitorManager->Regist(ID_SUBWIN_CACHE(id), this);
+	cache_monitor->func = ToMonitorCallback(&m88200::MonitorUpdateCache);
+	cache_monitor->SetSize(82, 23);
 
 	// ログ表示用の名前
 	sapr.name = "SAPR";
@@ -1987,10 +1988,21 @@ m88200::ReadLine(m88200CacheSet& set, ui
 
 	busaddr addr = busaddr(set.tag[line] | (set.setidx << 4)) | acc_super;
 	busdata r = mainbus->ReadBurst16(addr, &set.word[line * 4]);
-	parent->AddWait(r.GetWait());
-	if (__predict_false(r.IsBusErr())) {
-		SetFault(FAULT_CODE_BUSERR, addr.Addr());
-		return (uint64)-1;
+	if (__predict_true(r.IsBusErr() == false)) {
+		parent->AddWait(r.GetWait());
+		return 0;
+	} else {
+		addr |= BusAddr::Size4;
+		for (int i = 0; i < 4; i++) {
+			busdata bd = mainbus->Read(addr);
+			parent->AddWait(r.GetWait());
+			if (__predict_false(bd.IsBusErr())) {
+				SetFault(FAULT_CODE_BUSERR, addr.Addr());
+				return (uint64)-1;
+			}
+			set.word[line * 4 + i] = bd.Data();
+			addr += 4;
+		}
 	}
 	return 0;
 }
@@ -2003,10 +2015,19 @@ m88200::CopyBackLine(m88200CacheSet& set
 {
 	busaddr addr = busaddr(set.tag[line] | (set.setidx << 4)) | acc_super;
 	busdata r = mainbus->WriteBurst16(addr, &set.word[line * 4]);
-	parent->AddWait(r.GetWait());
-	if (__predict_false(r.IsBusErr())) {
-		SetFault(FAULT_CODE_BUSERR, addr.Addr());
-		return (uint64)-1;
+	if (__predict_true(r.IsBusErr() == false)) {
+		parent->AddWait(r.GetWait());
+		return 0;
+	} else {
+		addr |= BusAddr::Size4;
+		for (int i = 0; i < 4; i++) {
+			busdata bd = mainbus->Write(addr, set.word[line * 4 + i]);
+			if (__predict_false(bd.IsBusErr())) {
+				SetFault(FAULT_CODE_BUSERR, addr.Addr());
+				return (uint64)-1;
+			}
+			addr += 4;
+		}
 	}
 	return 0;
 }