1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * linux/arch/h8300/mm/memory.c
4 *
5 * Copyright (C) 2002 Yoshinori Sato <ysato@users.sourceforge.jp>,
6 *
7 * Based on:
8 *
9 * linux/arch/m68knommu/mm/memory.c
10 *
11 * Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>,
12 * Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com)
13 *
14 * Based on:
15 *
16 * linux/arch/m68k/mm/memory.c
17 *
18 * Copyright (C) 1995 Hamish Macdonald
19 */
20
21 #include <linux/mm.h>
22 #include <linux/kernel.h>
23 #include <linux/string.h>
24 #include <linux/types.h>
25
26 #include <asm/setup.h>
27 #include <asm/segment.h>
28 #include <asm/page.h>
29 #include <asm/pgtable.h>
30 #include <asm/traps.h>
31 #include <asm/io.h>
32
cache_clear(unsigned long paddr,int len)33 void cache_clear(unsigned long paddr, int len)
34 {
35 }
36
37
cache_push(unsigned long paddr,int len)38 void cache_push(unsigned long paddr, int len)
39 {
40 }
41
cache_push_v(unsigned long vaddr,int len)42 void cache_push_v(unsigned long vaddr, int len)
43 {
44 }
45
46 /*
47 * Map some physical address range into the kernel address space.
48 */
49
kernel_map(unsigned long paddr,unsigned long size,int nocacheflag,unsigned long * memavailp)50 unsigned long kernel_map(unsigned long paddr, unsigned long size,
51 int nocacheflag, unsigned long *memavailp)
52 {
53 return paddr;
54 }
55