| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | */ |
| 12 | struct map_desc { |
| 13 | unsigned long virtual; |
| Deepak Saxena | 9769c24 | 2005-10-28 15:19:11 +0100 | [diff] [blame] | 14 | unsigned long pfn; |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 15 | unsigned long length; |
| 16 | unsigned int type; |
| 17 | }; |
| 18 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | #define MT_DEVICE 0 |
| Russell King | 0af92be | 2007-05-05 20:28:16 +0100 | [diff] [blame^] | 20 | #define MT_DEVICE_NONSHARED 1 |
| 21 | #define MT_DEVICE_CACHED 2 |
| 22 | #define MT_DEVICE_IXP2000 3 |
| 23 | #define MT_CACHECLEAN 4 |
| 24 | #define MT_MINICLEAN 5 |
| 25 | #define MT_LOW_VECTORS 6 |
| 26 | #define MT_HIGH_VECTORS 7 |
| 27 | #define MT_MEMORY 8 |
| 28 | #define MT_ROM 9 |
| 29 | |
| 30 | #define MT_NONSHARED_DEVICE MT_DEVICE_NONSHARED |
| 31 | #define MT_IXP2000_DEVICE MT_DEVICE_IXP2000 |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | |
| Russell King | 092c195 | 2006-06-24 17:34:50 +0100 | [diff] [blame] | 33 | #ifdef CONFIG_MMU |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | extern void iotable_init(struct map_desc *, int); |
| Russell King | 092c195 | 2006-06-24 17:34:50 +0100 | [diff] [blame] | 35 | #else |
| 36 | #define iotable_init(map,num) do { } while (0) |
| 37 | #endif |