| /* |
| * Copyright (C) 2003 Paul Mundt |
| * |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| */ |
| #ifndef __ASM_CPU_SH_CACHEFLUSH_H |
| #define __ASM_CPU_SH_CACHEFLUSH_H |
| |
| /* |
| * Cache flushing: |
| * |
| * - flush_cache_all() flushes entire cache |
| * - flush_cache_mm(mm) flushes the specified mm context's cache lines |
| * - flush_cache_dup mm(mm) handles cache flushing when forking |
| * - flush_cache_page(mm, vmaddr, pfn) flushes a single page |
| * - flush_cache_range(vma, start, end) flushes a range of pages |
| * |
| * - flush_dcache_page(pg) flushes(wback&invalidates) a page for dcache |
| * - flush_icache_range(start, end) flushes(invalidates) a range for icache |
| * - flush_icache_page(vma, pg) flushes(invalidates) a page for icache |
| * - flush_cache_sigtramp(vaddr) flushes the signal trampoline |
| */ |
| extern void (*flush_cache_all)(void); |
| extern void (*flush_cache_mm)(struct mm_struct *mm); |
| extern void (*flush_cache_dup_mm)(struct mm_struct *mm); |
| extern void (*flush_cache_page)(struct vm_area_struct *vma, |
| unsigned long addr, unsigned long pfn); |
| extern void (*flush_cache_range)(struct vm_area_struct *vma, |
| unsigned long start, unsigned long end); |
| extern void (*flush_dcache_page)(struct page *page); |
| extern void (*flush_icache_range)(unsigned long start, unsigned long end); |
| extern void (*flush_icache_page)(struct vm_area_struct *vma, |
| struct page *page); |
| extern void (*flush_cache_sigtramp)(unsigned long address); |
| |
| extern void (*__flush_wback_region)(void *start, int size); |
| extern void (*__flush_purge_region)(void *start, int size); |
| extern void (*__flush_invalidate_region)(void *start, int size); |
| |
| #endif /* __ASM_CPU_SH_CACHEFLUSH_H */ |