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
cache_clear(unsigned long paddr,int len)32 void cache_clear(unsigned long paddr, int len)
33 {
34 }
35
36
cache_push(unsigned long paddr,int len)37 void cache_push(unsigned long paddr, int len)
38 {
39 }
40
cache_push_v(unsigned long vaddr,int len)41 void 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
kernel_map(unsigned long paddr,unsigned long size,int nocacheflag,unsigned long * memavailp)49 unsigned long kernel_map(unsigned long paddr, unsigned long size,
50 int nocacheflag, unsigned long *memavailp)
51 {
52 return paddr;
53 }
54