include/asm-blackfin/segment.h

   1 /*
   2  * U-boot - segment.h
   3  *
   4  * Copyright (c) 2005-2007 Analog Devices Inc.
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  22  * MA 02110-1301 USA
  23  */
  24
  25 #ifndef _BLACKFIN_SEGMENT_H
  26 #define _BLACKFIN_SEGMENT_H
  27
  28 /* define constants */
  29 typedef unsigned long mm_segment_t;     /* domain register */
  30
  31 #define KERNEL_CS               0x0
  32 #define KERNEL_DS               0x0
  33 #define __KERNEL_CS             0x0
  34 #define __KERNEL_DS             0x0
  35
  36 #define USER_CS                 0x1
  37 #define USER_DS                 0x1
  38 #define __USER_CS               0x1
  39 #define __USER_DS               0x1
  40
  41 #define get_ds()                (KERNEL_DS)
  42 #define get_fs()                (__USER_DS)
  43 #define segment_eq(a,b)         ((a) == (b))
  44 #define set_fs(val)
  45
  46 #endif