Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
2 * linux/include/asm-arm/map.h
3 *
4 * Copyright (C) 1999-2000 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * Page table mapping constructs and function prototypes
11 */
12struct map_desc {
13 unsigned long virtual;
14 unsigned long pfn;
15 unsigned long length;
16 unsigned int type;
17};
18
19struct meminfo;
20
21#define MT_DEVICE 0
22#define MT_CACHECLEAN 1
23#define MT_MINICLEAN 2
24#define MT_LOW_VECTORS 3
25#define MT_HIGH_VECTORS 4
26#define MT_MEMORY 5
27#define MT_ROM 6
28#define MT_IXP2000_DEVICE 7
29
30#define __phys_to_pfn(paddr) ((paddr) >> PAGE_SHIFT)
31#define __pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT)
32
33extern void create_memmap_holes(struct meminfo *);
34extern void memtable_init(struct meminfo *);
35extern void iotable_init(struct map_desc *, int);
36extern void setup_io_desc(void);