target/linux/ubicom32/files/arch/ubicom32/include/asm/tlbflush.h

   1 /*
   2  * arch/ubicom32/include/asm/tlbflush.h
   3  *   TLB operations for Ubicom32 architecture.
   4  *
   5  * (C) Copyright 2009, Ubicom, Inc.
   6  * Copyright (C) 2000 Lineo, David McCullough <davidm@uclinux.org>
   7  * Copyright (C) 2000-2002, Greg Ungerer <gerg@snapgear.com>
   8  *
   9  * This file is part of the Ubicom32 Linux Kernel Port.
  10  *
  11  * The Ubicom32 Linux Kernel Port is free software: you can redistribute
  12  * it and/or modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation, either version 2 of the
  14  * License, or (at your option) any later version.
  15  *
  16  * The Ubicom32 Linux Kernel Port is distributed in the hope that it
  17  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  18  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  19  * the GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with the Ubicom32 Linux Kernel Port.  If not,
  23  * see <http://www.gnu.org/licenses/>.
  24  *
  25  * Ubicom32 implementation derived from (with many thanks):
  26  *   arch/m68knommu
  27  *   arch/blackfin
  28  *   arch/parisc
  29  */
  30 #ifndef _ASM_UBICOM32_TLB_FLUSH_H
  31 #define _ASM_UBICOM32_TLB_FLUSH_H
  32
  33 #include <asm/setup.h>
  34
  35 /*
  36  * flush all user-space atc entries.
  37  */
  38 static inline void __flush_tlb(void)
  39 {
  40         BUG();
  41 }
  42
  43 static inline void __flush_tlb_one(unsigned long addr)
  44 {
  45         BUG();
  46 }
  47
  48 #define flush_tlb() __flush_tlb()
  49
  50 /*
  51  * flush all atc entries (both kernel and user-space entries).
  52  */
  53 static inline void flush_tlb_all(void)
  54 {
  55         BUG();
  56 }
  57
  58 static inline void flush_tlb_mm(struct mm_struct *mm)
  59 {
  60         BUG();
  61 }
  62
  63 static inline void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr)
  64 {
  65         BUG();
  66 }
  67
  68 static inline void flush_tlb_range(struct mm_struct *mm,
  69                                    unsigned long start, unsigned long end)
  70 {
  71         BUG();
  72 }
  73
  74 static inline void flush_tlb_kernel_page(unsigned long addr)
  75 {
  76         BUG();
  77 }
  78
  79 #endif /* _ASM_UBICOM32_TLB_FLUSH_H */