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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * linux/arch/m68knommu/mm/kmap.c | |
3 | * | |
4 | * Copyright (C) 2000 Lineo, <davidm@snapgear.com> | |
5 | * Copyright (C) 2000-2002 David McCullough <davidm@snapgear.com> | |
6 | */ | |
7 | ||
1da177e4 LT |
8 | #include <linux/mm.h> |
9 | #include <linux/kernel.h> | |
10 | #include <linux/string.h> | |
11 | #include <linux/types.h> | |
1da177e4 LT |
12 | #include <linux/vmalloc.h> |
13 | ||
14 | #include <asm/setup.h> | |
15 | #include <asm/segment.h> | |
16 | #include <asm/page.h> | |
17 | #include <asm/pgalloc.h> | |
18 | #include <asm/io.h> | |
19 | #include <asm/system.h> | |
20 | ||
21 | #undef DEBUG | |
22 | ||
23 | /* | |
24 | * Map some physical address range into the kernel address space. | |
25 | */ | |
26 | void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag) | |
27 | { | |
28 | return (void *)physaddr; | |
29 | } | |
30 | ||
31 | /* | |
32 | * Unmap a ioremap()ed region again. | |
33 | */ | |
34 | void iounmap(void *addr) | |
35 | { | |
36 | } | |
37 | ||
38 | /* | |
39 | * __iounmap unmaps nearly everything, so be careful | |
40 | * it doesn't free currently pointer/page tables anymore but it | |
41 | * wans't used anyway and might be added later. | |
42 | */ | |
43 | void __iounmap(void *addr, unsigned long size) | |
44 | { | |
45 | } | |
46 | ||
47 | /* | |
48 | * Set new cache mode for some kernel address space. | |
49 | * The caller must push data for that range itself, if such data may already | |
50 | * be in the cache. | |
51 | */ | |
52 | void kernel_set_cachemode(void *addr, unsigned long size, int cmode) | |
53 | { | |
54 | } |