--- nono/vm/partialram.cpp	2026/04/29 17:05:17	1.1.1.1
+++ nono/vm/partialram.cpp	2026/04/29 17:05:24	1.1.1.2
@@ -70,58 +70,58 @@ PartialRAMDevice::SearchDevice(uint32 ad
 	}
 }
 
-uint64
+busdata
 PartialRAMDevice::Read8(uint32 addr)
 {
 	IODevice *d = SearchDevice(addr);
 	return d->Read8(addr);
 }
 
-uint64
+busdata
 PartialRAMDevice::Read16(uint32 addr)
 {
 	IODevice *d = SearchDevice(addr);
 	return d->Read16(addr);
 }
 
-uint64
+busdata
 PartialRAMDevice::Read32(uint32 addr)
 {
 	IODevice *d = SearchDevice(addr);
 	return d->Read32(addr);
 }
 
-uint64
+busdata
 PartialRAMDevice::Write8(uint32 addr, uint32 data)
 {
 	IODevice *d = SearchDevice(addr);
 	return d->Write8(addr, data);
 }
 
-uint64
+busdata
 PartialRAMDevice::Write16(uint32 addr, uint32 data)
 {
 	IODevice *d = SearchDevice(addr);
 	return d->Write16(addr, data);
 }
 
-uint64
+busdata
 PartialRAMDevice::Write32(uint32 addr, uint32 data)
 {
 	IODevice *d = SearchDevice(addr);
 	return d->Write32(addr, data);
 }
 
-uint64
+busdata
 PartialRAMDevice::Peek8(uint32 addr)
 {
 	IODevice *d = SearchDevice(addr);
 	return d->Peek8(addr);
 }
 
-// このアドレスを担当する次段の IODevice を返す (IOContainerDevice 用)
-IODevice *
-PartialRAMDevice::GetDevice(uint32 addr) const
+bool
+PartialRAMDevice::Poke8(uint32 addr, uint32 data)
 {
-	return SearchDevice(addr);
+	IODevice *d = SearchDevice(addr);
+	return d->Poke8(addr, data);
 }