blob: a3b919e4685f5aab3ca257241ded1f2963ad44cc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
/*
* linux/include/asm-arm/memory.h
*
* Copyright (C) 2000 Russell King
* Copyright (C) 2001 RidgeRun, Inc (http://www.ridgerun.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Note: this file should not be included by non-asm/.h files
*
* Modifications:
* 02/20/01 Gordon McNutt Leveraged for uClinux-2.4.x
*/
#ifndef __ASM_ARM_MEMORY_H
#define __ASM_ARM_MEMORY_H
#include <asm/arch/memory.h>
/*
* Virtual, bus and physical addresses are all the same when there's no MMU.
* --gmcnutt
*/
#define virt_to_bus(x) ((unsigned long) (x))
#define bus_to_virt(x) ((void *) (x))
#define virt_to_phys(x) ((unsigned long) (x))
#define phys_to_virt(x) ((void *) (x))
/*
* For some reason other asm/.h files refer to these instead of the more
* public macros above.
* --gmcnutt
*/
#define __virt_to_bus(x) ((unsigned long) (x))
#define __bus_to_virt(x) ((void *) (x))
#define __virt_to_phys(x) ((unsigned long) (x))
#define __phys_to_virt(x) ((void *) (x))
/*
* arch/armnommu/kernel/armksyms.c needs these.
* --gmcnutt
*/
#define __virt_to_phys__is_a_macro
#define __phys_to_virt__is_a_macro
#define __virt_to_bus__is_a_macro
#define __bus_to_virt__is_a_macro
#endif
|
