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Haavard Skinnemoen5f97f7f2006-09-25 23:32:13 -07001/*
2 * Copyright (C) 2004-2006 Atmel Corporation
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8#ifndef __ASM_AVR32_TLBFLUSH_H
9#define __ASM_AVR32_TLBFLUSH_H
10
11#include <asm/mmu.h>
12
13/*
14 * TLB flushing:
15 *
16 * - flush_tlb() flushes the current mm struct TLBs
17 * - flush_tlb_all() flushes all processes' TLB entries
18 * - flush_tlb_mm(mm) flushes the specified mm context TLBs
19 * - flush_tlb_page(vma, vmaddr) flushes one page
20 * - flush_tlb_range(vma, start, end) flushes a range of pages
21 * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
22 * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
23 */
24extern void flush_tlb(void);
25extern void flush_tlb_all(void);
26extern void flush_tlb_mm(struct mm_struct *mm);
27extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
28 unsigned long end);
29extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page);
30extern void __flush_tlb_page(unsigned long asid, unsigned long page);
31
32static inline void flush_tlb_pgtables(struct mm_struct *mm,
33 unsigned long start, unsigned long end)
34{
35 /* Nothing to do */
36}
37
38extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
39
40#endif /* __ASM_AVR32_TLBFLUSH_H */