--- nono/vm/bus.h	2026/04/29 17:04:31	1.1.1.2
+++ nono/vm/bus.h	2026/04/29 17:05:10	1.1.1.5
@@ -1,6 +1,11 @@
 //
 // nono
-// Copyright (C) 2017 isaki@NetBSD.org
+// Copyright (C) 2020 nono project
+// Licensed under nono-license.txt
+//
+
+//
+// 物理バスアクセス?
 //
 
 #pragma once
@@ -15,9 +20,9 @@ extern uint64 vm_phys_write_16(uint32 ad
 extern uint64 vm_phys_write_32(uint32 addr, uint32 data);
 extern uint64 vm_phys_peek_8(uint32 addr);
 
-static inline uint64 m88200_phys_peek_32(uint32 addr)
+static inline uint64 vm_phys_peek_32(uint32 addr)
 {
-	uint32 data;
+	uint64 data;
 
 	data  = vm_phys_peek_8(addr + 0) << 24;
 	data |= vm_phys_peek_8(addr + 1) << 16;
@@ -27,3 +32,4 @@ static inline uint64 m88200_phys_peek_32
 }
 
 extern IODevice *devtable[256];
+extern int direct_ram_size;