--- nono/vm/rom.cpp	2026/04/29 17:04:59	1.1.1.7
+++ nono/vm/rom.cpp	2026/04/29 17:05:06	1.1.1.8
@@ -117,7 +117,10 @@ uint64
 ROMDevice::Read8(uint32 addr)
 {
 	gMPU->AddCycle(wait);
-	return mem[addr & mask];
+	uint32 data;
+	data = mem[addr & mask];
+	putlog(4, "$%08x.B -> $%02x", addr, data);
+	return data;
 }
 
 uint64
@@ -125,8 +128,9 @@ ROMDevice::Read16(uint32 addr)
 {
 	gMPU->AddCycle(wait);
 	uint16 data;
-	data = *(uint16 *)&mem[addr & mask];
-	return be16toh(data);
+	data = be16toh(*(uint16 *)&mem[addr & mask]);
+	putlog(4, "$%08x.W -> $%04x", addr, data);
+	return data;
 }
 
 uint64
@@ -134,14 +138,16 @@ ROMDevice::Read32(uint32 addr)
 {
 	gMPU->AddCycle(wait);
 	uint32 data;
-	data = *(uint32 *)&mem[addr & mask];
-	return be32toh(data);
+	data = be32toh(*(uint32 *)&mem[addr & mask]);
+	putlog(4, "$%08x.L -> $%08x", addr, data);
+	return data;
 }
 
 uint64
 ROMDevice::Write8(uint32 addr, uint32 data)
 {
 	gMPU->AddCycle(wait);	// ?
+	putlog(4, "$%08x.B <- $%02x", addr, data);
 	return write_op;
 }
 
@@ -149,6 +155,7 @@ uint64
 ROMDevice::Write16(uint32 addr, uint32 data)
 {
 	gMPU->AddCycle(wait);	// ?
+	putlog(4, "$%08x.W <- $%04x", addr, data);
 	return write_op;
 }
 
@@ -156,6 +163,7 @@ uint64
 ROMDevice::Write32(uint32 addr, uint32 data)
 {
 	gMPU->AddCycle(wait);	// ?
+	putlog(4, "$%08x.L <- $%08x", addr, data);
 	return write_op;
 }