LXR linux/arch/blackfin/include/asm/mmu.h

   1/*
   2 * Copyright 2004-2009 Analog Devices Inc.
   3 *                2002 David McCullough <davidm@snapgear.com>
   4 *
   5 * Licensed under the GPL-2.
   6 */
   7
   8#ifndef __MMU_H
   9#define __MMU_H
  10
  11struct sram_list_struct {
  12        struct sram_list_struct *next;
  13        void *addr;
  14        size_t length;
  15};
  16
  17typedef struct {
  18        unsigned long end_brk;
  19        unsigned long stack_start;
  20
  21        /* Points to the location in SDRAM where the L1 stack is normally
  22           saved, or NULL if the stack is always in SDRAM.  */
  23        void *l1_stack_save;
  24
  25        struct sram_list_struct *sram_list;
  26
  27#ifdef CONFIG_BINFMT_ELF_FDPIC
  28        unsigned long   exec_fdpic_loadmap;
  29        unsigned long   interp_fdpic_loadmap;
  30#endif
  31#ifdef CONFIG_MPU
  32        unsigned long *page_rwx_mask;
  33#endif
  34} mm_context_t;
  35
  36#endif
  37