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

   1 /*
   2  * arch/ubicom32/include/asm/mman.h
   3  *   Memory mapping definitions for Ubicom32 architecture.
   4  *
   5  * (C) Copyright 2009, Ubicom, Inc.
   6  *
   7  * This file is part of the Ubicom32 Linux Kernel Port.
   8  *
   9  * The Ubicom32 Linux Kernel Port is free software: you can redistribute
  10  * it and/or modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation, either version 2 of the
  12  * License, or (at your option) any later version.
  13  *
  14  * The Ubicom32 Linux Kernel Port is distributed in the hope that it
  15  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  16  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  17  * the GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with the Ubicom32 Linux Kernel Port.  If not,
  21  * see <http://www.gnu.org/licenses/>.
  22  *
  23  * Ubicom32 implementation derived from (with many thanks):
  24  *   arch/m68knommu
  25  *   arch/blackfin
  26  *   arch/parisc
  27  */
  28 #ifndef _ASM_UBICOM32_MMAN_H
  29 #define _ASM_UBICOM32_MMAN_H
  30
  31 #include <asm-generic/mman.h>
  32
  33 #define MAP_GROWSDOWN   0x0100          /* stack-like segment */
  34 #define MAP_DENYWRITE   0x0800          /* ETXTBSY */
  35 #define MAP_EXECUTABLE  0x1000          /* mark it as an executable */
  36 #define MAP_LOCKED      0x2000          /* pages are locked */
  37 #define MAP_NORESERVE   0x4000          /* don't check for reservations */
  38 #define MAP_POPULATE    0x8000          /* populate (prefault) pagetables */
  39 #define MAP_NONBLOCK    0x10000         /* do not block on IO */
  40
  41 #define MCL_CURRENT     1               /* lock all current mappings */
  42 #define MCL_FUTURE      2               /* lock all future mappings */
  43
  44 #endif /* _ASM_UBICOM32_MMAN_H */