arch/arm/include/asm/mmu.h

   1 #ifndef __ARM_MMU_H
   2 #define __ARM_MMU_H
   3
   4 #ifdef CONFIG_MMU
   5
   6 typedef struct {
   7 #ifdef CONFIG_CPU_HAS_ASID
   8         unsigned int id;
   9 #endif
  10         unsigned int kvm_seq;
  11 } mm_context_t;
  12
  13 #ifdef CONFIG_CPU_HAS_ASID
  14 #define ASID(mm)        ((mm)->context.id & 255)
  15 #else
  16 #define ASID(mm)        (0)
  17 #endif
  18
  19 #else
  20
  21 /*
  22  * From nommu.h:
  23  *  Copyright (C) 2002, David McCullough <davidm@snapgear.com>
  24  *  modified for 2.6 by Hyok S. Choi <hyok.choi@samsung.com>
  25  */
  26 typedef struct {
  27         unsigned long           end_brk;
  28 } mm_context_t;
  29
  30 #endif
  31
  32 #endif