| /* | |
| * Copyright 2010 Tilera Corporation. All Rights Reserved. | |
| * | |
| * This program is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU General Public License | |
| * as published by the Free Software Foundation, version 2. | |
| * | |
| * This program is distributed in the hope that it will be useful, but | |
| * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or | |
| * NON INFRINGEMENT. See the GNU General Public License for | |
| * more details. | |
| */ | |
| #ifndef _ASM_TILE_UNALIGNED_H | |
| #define _ASM_TILE_UNALIGNED_H | |
| /* | |
| * We could implement faster get_unaligned_[be/le]64 using the ldna | |
| * instruction on tilegx; however, we need to either copy all of the | |
| * other generic functions to here (which is pretty ugly) or else | |
| * modify both the generic code and other arch code to allow arch | |
| * specific unaligned data access functions. Given these functions | |
| * are not often called, we'll stick with the generic version. | |
| */ | |
| #include <asm-generic/unaligned.h> | |
| /* | |
| * Is the kernel doing fixups of unaligned accesses? If <0, no kernel | |
| * intervention occurs and SIGBUS is delivered with no data address | |
| * info. If 0, the kernel single-steps the instruction to discover | |
| * the data address to provide with the SIGBUS. If 1, the kernel does | |
| * a fixup. | |
| */ | |
| extern int unaligned_fixup; | |
| /* Is the kernel printing on each unaligned fixup? */ | |
| extern int unaligned_printk; | |
| /* Number of unaligned fixups performed */ | |
| extern unsigned int unaligned_fixup_count; | |
| #endif /* _ASM_TILE_UNALIGNED_H */ |