arch/microblaze/include/asm/current.h

   1 /*
   2  * Copyright (C) 2006 Atmark Techno, Inc.
   3  *
   4  * This file is subject to the terms and conditions of the GNU General Public
   5  * License. See the file "COPYING" in the main directory of this archive
   6  * for more details.
   7  */
   8
   9 #ifndef _ASM_MICROBLAZE_CURRENT_H
  10 #define _ASM_MICROBLAZE_CURRENT_H
  11
  12 # ifndef __ASSEMBLY__
  13 /*
  14  * Dedicate r31 to keeping the current task pointer
  15  */
  16 register struct task_struct *current asm("r31");
  17
  18 # define get_current()  current
  19 # endif /* __ASSEMBLY__ */
  20
  21 #endif /* _ASM_MICROBLAZE_CURRENT_H */