Root/target/linux/ubicom32/files/arch/ubicom32/include/asm/swab.h

1/*
2 * arch/ubicom32/include/asm/byteorder.h
3 * Byte order swapping utility routines.
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_BYTEORDER_H
29#define _ASM_UBICOM32_BYTEORDER_H
30
31#include <linux/types.h>
32
33#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
34# define __BYTEORDER_HAS_U64__
35# define __SWAB_64_THRU_32__
36#endif
37
38#if defined(IP7000) || defined(IP7000_REV2)
39
40#define __arch__swab16 __builtin_ubicom32_swapb_2
41#define __arch__swab32 __builtin_ubicom32_swapb_4
42
43#endif /* IP7000 */
44
45#endif /* _ASM_UBICOM32_BYTEORDER_H */
46

Archive Download this file



interactive