summaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/mach/map.h
blob: 72586cd4372e988be9236111c57254cf5e064091 (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
/*
 *  arch/arm/include/asm/map.h
 *
 *  Copyright (C) 1999-2000 Russell King
 *
 * 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.
 *
 *  Page table mapping constructs and function prototypes
 */
#include <asm/io.h>

struct map_desc {
	unsigned long virtual;
	unsigned long pfn;
	unsigned long length;
	unsigned int type;
};

/* types 0-3 are defined in asm/io.h */
#define MT_CACHECLEAN		4
#define MT_MINICLEAN		5
#define MT_LOW_VECTORS		6
#define MT_HIGH_VECTORS		7
#define MT_MEMORY		8
#define MT_ROM			9

#define MT_NONSHARED_DEVICE	MT_DEVICE_NONSHARED

#ifdef CONFIG_MMU
extern void iotable_init(struct map_desc *, int);
#else
#define iotable_init(map,num)	do { } while (0)
#endif