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1da177e4 LT |
1 | /* |
2 | * linux/arch/h8300/mm/memory.c | |
3 | * | |
4 | * Copyright (C) 2002 Yoshinori Sato <ysato@users.sourceforge.jp>, | |
5 | * | |
6 | * Based on: | |
7 | * | |
8 | * linux/arch/m68knommu/mm/memory.c | |
9 | * | |
10 | * Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>, | |
11 | * Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com) | |
12 | * | |
13 | * Based on: | |
14 | * | |
15 | * linux/arch/m68k/mm/memory.c | |
16 | * | |
17 | * Copyright (C) 1995 Hamish Macdonald | |
18 | */ | |
19 | ||
20 | #include <linux/config.h> | |
21 | #include <linux/mm.h> | |
22 | #include <linux/kernel.h> | |
23 | #include <linux/string.h> | |
24 | #include <linux/types.h> | |
25 | #include <linux/slab.h> | |
26 | ||
27 | #include <asm/setup.h> | |
28 | #include <asm/segment.h> | |
29 | #include <asm/page.h> | |
30 | #include <asm/pgtable.h> | |
31 | #include <asm/system.h> | |
32 | #include <asm/traps.h> | |
33 | #include <asm/io.h> | |
34 | ||
35 | void cache_clear (unsigned long paddr, int len) | |
36 | { | |
37 | } | |
38 | ||
39 | ||
40 | void cache_push (unsigned long paddr, int len) | |
41 | { | |
42 | } | |
43 | ||
44 | void cache_push_v (unsigned long vaddr, int len) | |
45 | { | |
46 | } | |
47 | ||
48 | /* Map some physical address range into the kernel address space. The | |
49 | * code is copied and adapted from map_chunk(). | |
50 | */ | |
51 | ||
52 | unsigned long kernel_map(unsigned long paddr, unsigned long size, | |
53 | int nocacheflag, unsigned long *memavailp ) | |
54 | { | |
55 | return paddr; | |
56 | } | |
57 | ||
58 | #ifdef MAGIC_ROM_PTR | |
59 | ||
60 | int is_in_rom(unsigned long addr) | |
61 | { | |
62 | /* Anything not in operational RAM is returned as in rom! */ | |
63 | if (addr < _ramstart || addr >= _ramend) | |
64 | return 1; | |
65 | else | |
66 | return 0; | |
67 | } | |
68 | ||
69 | #endif | |
70 |