| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* | 
 | 2 |  *  linux/include/asm-arm/cacheflush.h | 
 | 3 |  * | 
 | 4 |  *  Copyright (C) 2000-2002 Russell King | 
 | 5 |  *  Copyright (C) 2003 Ian Molton | 
 | 6 |  * | 
 | 7 |  * This program is free software; you can redistribute it and/or modify | 
 | 8 |  * it under the terms of the GNU General Public License version 2 as | 
 | 9 |  * published by the Free Software Foundation. | 
 | 10 |  * | 
 | 11 |  * ARM26 cache 'functions' | 
 | 12 |  * | 
 | 13 |  */ | 
 | 14 |  | 
 | 15 | #ifndef _ASMARM_CACHEFLUSH_H | 
 | 16 | #define _ASMARM_CACHEFLUSH_H | 
 | 17 |  | 
 | 18 | #if 1     //FIXME - BAD INCLUDES!!! | 
 | 19 | #include <linux/sched.h> | 
 | 20 | #include <linux/mm.h> | 
 | 21 | #endif | 
 | 22 |  | 
 | 23 | #define flush_cache_all()                       do { } while (0) | 
 | 24 | #define flush_cache_mm(mm)                      do { } while (0) | 
 | 25 | #define flush_cache_range(vma,start,end)        do { } while (0) | 
 | 26 | #define flush_cache_page(vma,vmaddr,pfn)        do { } while (0) | 
 | 27 | #define flush_cache_vmap(start, end)		do { } while (0) | 
 | 28 | #define flush_cache_vunmap(start, end)		do { } while (0) | 
 | 29 |  | 
 | 30 | #define invalidate_dcache_range(start,end)      do { } while (0) | 
 | 31 | #define clean_dcache_range(start,end)           do { } while (0) | 
 | 32 | #define flush_dcache_range(start,end)           do { } while (0) | 
 | 33 | #define flush_dcache_page(page)                 do { } while (0) | 
 | 34 | #define flush_dcache_mmap_lock(mapping)		do { } while (0) | 
 | 35 | #define flush_dcache_mmap_unlock(mapping)	do { } while (0) | 
 | 36 | #define clean_dcache_entry(_s)                  do { } while (0) | 
 | 37 | #define clean_cache_entry(_start)               do { } while (0) | 
 | 38 |  | 
 | 39 | #define flush_icache_user_range(start,end, bob, fred) do { } while (0) | 
 | 40 | #define flush_icache_range(start,end)           do { } while (0) | 
 | 41 | #define flush_icache_page(vma,page)             do { } while (0) | 
 | 42 |  | 
 | 43 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | 
 | 44 | 	memcpy(dst, src, len) | 
 | 45 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ | 
 | 46 | 	memcpy(dst, src, len) | 
 | 47 |  | 
 | 48 | /* DAG: ARM3 will flush cache on MEMC updates anyway? so don't bother */ | 
 | 49 | /* IM : Yes, it will, but only if setup to do so (we do this). */ | 
 | 50 | #define clean_cache_area(_start,_size)          do { } while (0) | 
 | 51 |  | 
 | 52 | #endif |