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Diffstat (limited to 'include/asm-blackfin/cacheflush.h')
-rw-r--r-- | include/asm-blackfin/cacheflush.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/include/asm-blackfin/cacheflush.h b/include/asm-blackfin/cacheflush.h deleted file mode 100644 index d81a77545a0..00000000000 --- a/include/asm-blackfin/cacheflush.h +++ /dev/null @@ -1,90 +0,0 @@ -/* - * File: include/asm-blackfin/cacheflush.h - * Based on: include/asm-m68knommu/cacheflush.h - * Author: LG Soft India - * Copyright (C) 2004 Analog Devices Inc. - * Created: Tue Sep 21 2004 - * Description: Blackfin low-level cache routines adapted from the i386 - * and PPC versions by Greg Ungerer (gerg@snapgear.com) - * - * Modified: - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#ifndef _BLACKFIN_CACHEFLUSH_H -#define _BLACKFIN_CACHEFLUSH_H - -#include <asm/cplb.h> - -extern void blackfin_icache_dcache_flush_range(unsigned int, unsigned int); -extern void blackfin_icache_flush_range(unsigned int, unsigned int); -extern void blackfin_dcache_flush_range(unsigned int, unsigned int); -extern void blackfin_dcache_invalidate_range(unsigned int, unsigned int); -extern void blackfin_dflush_page(void *); - -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_range(vma, start, end) do { } while (0) -#define flush_cache_page(vma, vmaddr) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) - -static inline void flush_icache_range(unsigned start, unsigned end) -{ -#if defined(CONFIG_BFIN_DCACHE) && defined(CONFIG_BFIN_ICACHE) - -# if defined(CONFIG_BFIN_WT) - blackfin_icache_flush_range((start), (end)); -# else - blackfin_icache_dcache_flush_range((start), (end)); -# endif - -#else - -# if defined(CONFIG_BFIN_ICACHE) - blackfin_icache_flush_range((start), (end)); -# endif -# if defined(CONFIG_BFIN_DCACHE) - blackfin_dcache_flush_range((start), (end)); -# endif - -#endif -} - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ -do { memcpy(dst, src, len); \ - flush_icache_range ((unsigned) (dst), (unsigned) (dst) + (len)); \ -} while (0) -#define copy_from_user_page(vma, page, vaddr, dst, src, len) memcpy(dst, src, len) - -#if defined(CONFIG_BFIN_DCACHE) -# define invalidate_dcache_range(start,end) blackfin_dcache_invalidate_range((start), (end)) -#else -# define invalidate_dcache_range(start,end) do { } while (0) -#endif -#if defined(CONFIG_BFIN_DCACHE) && defined(CONFIG_BFIN_WB) -# define flush_dcache_range(start,end) blackfin_dcache_flush_range((start), (end)) -# define flush_dcache_page(page) blackfin_dflush_page(page_address(page)) -#else -# define flush_dcache_range(start,end) do { } while (0) -# define flush_dcache_page(page) do { } while (0) -#endif - -#endif /* _BLACKFIN_ICACHEFLUSH_H */ |