--- nono/vm/device.cpp	2026/04/29 17:05:38	1.1.1.12
+++ nono/vm/device.cpp	2026/04/29 17:05:51	1.1.1.13
@@ -52,12 +52,6 @@ Device::Init()
 	return true;
 }
 
-bool
-Device::Apply()
-{
-	return true;
-}
-
 void
 Device::ResetHard(bool poweron)
 {
@@ -157,109 +151,3 @@ IODevice::Poke1(uint32 addr, uint32 data
 {
 	return false;
 }
-
-
-//
-// バスエラー
-//
-
-// コンストラクタ
-BusErrDevice::BusErrDevice()
-	: inherited(OBJ_BUSERR)
-{
-	ClearAlias();
-	AddAlias("BusErr");
-}
-
-// デストラクタ
-BusErrDevice::~BusErrDevice()
-{
-}
-
-busdata
-BusErrDevice::Read(busaddr addr)
-{
-	uint32 datasize = addr.GetSize();
-
-	putlog(1, "$%08x.%u", addr.Addr(), datasize);
-	busdata data = BusData::BusErr;
-	data |= busdata::Size(datasize);
-	return data;
-}
-
-busdata
-BusErrDevice::Write(busaddr addr, uint32 data)
-{
-	uint32 datasize = addr.GetSize();
-
-	putlog(1, "$%08x.%u <- %0*X", addr.Addr(), datasize, datasize * 2, data);
-	busdata r = BusData::BusErr;
-	r |= busdata::Size(datasize);
-	return r;
-}
-
-busdata
-BusErrDevice::Peek1(uint32 addr)
-{
-	return BusData::BusErr;
-}
-
-
-//
-// 何もしないデバイス
-//
-
-// コンストラクタ
-NopIODevice::NopIODevice()
-	: inherited(OBJ_NOPIO)
-{
-	ClearAlias();
-	AddAlias("NopIO");
-}
-
-// デストラクタ
-NopIODevice::~NopIODevice()
-{
-}
-
-busdata
-NopIODevice::Read(busaddr addr)
-{
-	uint32 datasize = addr.GetSize();
-
-	putlog(1, "$%08x.%u", addr.Addr(), datasize);
-	busdata data = (1ULL << (datasize * 8)) - 1;
-	data |= busdata::Size(datasize);
-	return data;
-}
-
-busdata
-NopIODevice::Write(busaddr addr, uint32 data)
-{
-	uint32 datasize = addr.GetSize();
-
-	putlog(1, "$%08x.%u <- $%0*x", addr.Addr(), datasize, datasize * 2, data);
-	busdata r = busdata::Size(datasize);
-	return r;
-}
-
-busdata
-NopIODevice::Peek1(uint32 addr)
-{
-	return 0xff;
-}
-
-busdata
-NopIODevice::Read1(uint32 addr)
-{
-	putlog(1, "XP $%05x", addr);
-	busdata data = 0xff;
-	return data;
-}
-
-busdata
-NopIODevice::Write1(uint32 addr, uint32 data)
-{
-	putlog(1, "XP $%05x <- $%02x", addr, data);
-	return 0;
-}