arch/tile/include/asm/unaligned.h

   1 /*
   2  * Copyright 2010 Tilera Corporation. All Rights Reserved.
   3  *
   4  *   This program is free software; you can redistribute it and/or
   5  *   modify it under the terms of the GNU General Public License
   6  *   as published by the Free Software Foundation, version 2.
   7  *
   8  *   This program is distributed in the hope that it will be useful, but
   9  *   WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  11  *   NON INFRINGEMENT.  See the GNU General Public License for
  12  *   more details.
  13  */
  14
  15 #ifndef _ASM_TILE_UNALIGNED_H
  16 #define _ASM_TILE_UNALIGNED_H
  17
  18 #include <linux/unaligned/le_struct.h>
  19 #include <linux/unaligned/be_byteshift.h>
  20 #include <linux/unaligned/generic.h>
  21 #define get_unaligned   __get_unaligned_le
  22 #define put_unaligned   __put_unaligned_le
  23
  24 /*
  25  * Is the kernel doing fixups of unaligned accesses?  If <0, no kernel
  26  * intervention occurs and SIGBUS is delivered with no data address
  27  * info.  If 0, the kernel single-steps the instruction to discover
  28  * the data address to provide with the SIGBUS.  If 1, the kernel does
  29  * a fixup.
  30  */
  31 extern int unaligned_fixup;
  32
  33 /* Is the kernel printing on each unaligned fixup? */
  34 extern int unaligned_printk;
  35
  36 /* Number of unaligned fixups performed */
  37 extern unsigned int unaligned_fixup_count;
  38
  39 #endif /* _ASM_TILE_UNALIGNED_H */