--- nono/vm/xiospace.cpp	2026/04/29 17:04:53	1.1.1.7
+++ nono/vm/xiospace.cpp	2026/04/29 17:04:56	1.1.1.8
@@ -35,8 +35,7 @@
 //
 
 // 1つの 8KB ブロックを複数のデバイスで共有する場合
-class MuxDevice
-	: public IODevice
+class MuxDevice : public IODevice
 {
 	using inherited = IODevice;
  public:
@@ -57,8 +56,8 @@ class MuxDevice
 };
 
 MuxDevice::MuxDevice()
+	: inherited("MuxDevice")
 {
-	logname = "none";
 }
 
 MuxDevice::~MuxDevice()
@@ -72,7 +71,7 @@ MuxDevice::AddDevice(IODevice *dev)
 {
 	if (dev->devlen == 0) {
 		printf("MuxDevice::AddDevice: '%s' devlen not set!\n",
-			dev->devname.c_str());
+			dev->GetName().c_str());
 		exit(1);
 	}
 	devlist.push_back(dev);
@@ -144,10 +143,8 @@ std::unique_ptr<XIOSpaceDevice> gXIOSpac
 
 // コンストラクタ
 XIOSpaceDevice::XIOSpaceDevice()
+	: inherited("IOSpace")
 {
-	logname = "xiospace";
-	devname = "IOSpace";
-
 #define ADD_DEVICE(varname, clsname)	do {	\
 	varname.reset(new clsname);	\
 	AddDevice(varname.get());	\
@@ -208,7 +205,7 @@ XIOSpaceDevice::Init()
 			if (dynamic_cast<MuxDevice*>(table[i])) {
 				printf("MuxDevice\n");
 			} else {
-				printf("%s\n", table[i]->devname.c_str());
+				printf("%s\n", table[i]->GetName().c_str());
 			}
 		}
 	}
@@ -223,12 +220,12 @@ XIOSpaceDevice::AddDevice(IODevice *dev)
 {
 	if (dev->devaddr == 0) {
 		printf("XIOSpaceDevice:AddDevice: '%s' devaddr not set!\n",
-			dev->devname.c_str());
+			dev->GetName().c_str());
 		exit(1);
 	}
 	if (dev->devlen == 0) {
 		printf("XIOSpaceDevice:AddDevice: '%s' devlen not set!\n",
-			dev->devname.c_str());
+			dev->GetName().c_str());
 		exit(1);
 	}