--- nono/vm/bus.h	2026/04/29 17:04:28	1.1
+++ nono/vm/bus.h	2026/04/29 17:04:35	1.1.1.3
@@ -1,18 +1,30 @@
 //
 // nono
-// Copyright (C) 2017 isaki@NetBSD.org
+// Copyright (C) 2020 nono project
+// Licensed under nono-license.txt
 //
 
 #pragma once
 
 #include "device.h"
 
-extern uint64 m68030_phys_read_8(uint32 addr);
-extern uint64 m68030_phys_read_16(uint32 addr);
-extern uint64 m68030_phys_read_32(uint32 addr);
-extern uint64 m68030_phys_write_8(uint32 addr, uint32 data);
-extern uint64 m68030_phys_write_16(uint32 addr, uint32 data);
-extern uint64 m68030_phys_write_32(uint32 addr, uint32 data);
-extern uint64 m68030_phys_peek_8(uint32 addr);
+extern uint64 vm_phys_read_8(uint32 addr);
+extern uint64 vm_phys_read_16(uint32 addr);
+extern uint64 vm_phys_read_32(uint32 addr);
+extern uint64 vm_phys_write_8(uint32 addr, uint32 data);
+extern uint64 vm_phys_write_16(uint32 addr, uint32 data);
+extern uint64 vm_phys_write_32(uint32 addr, uint32 data);
+extern uint64 vm_phys_peek_8(uint32 addr);
+
+static inline uint64 vm_phys_peek_32(uint32 addr)
+{
+	uint64 data;
+
+	data  = vm_phys_peek_8(addr + 0) << 24;
+	data |= vm_phys_peek_8(addr + 1) << 16;
+	data |= vm_phys_peek_8(addr + 2) <<  8;
+	data |= vm_phys_peek_8(addr + 3);
+	return data;
+}
 
 extern IODevice *devtable[256];