xref: /kernel/linux/linux-5.10/arch/h8300/mm/memory.c (revision 8c2ecf20) 
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/traps.h>
30#include <asm/io.h>
31
32void cache_clear(unsigned long paddr, int len)
33{
34}
35
36
37void cache_push(unsigned long paddr, int len)
38{
39}
40
41void cache_push_v(unsigned long vaddr, int len)
42{
43}
44
45/*
46 * Map some physical address range into the kernel address space.
47 */
48
49unsigned long kernel_map(unsigned long paddr, unsigned long size,
50			 int nocacheflag, unsigned long *memavailp)
51{
52	return paddr;
53}
54