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Harvey Harrison
authored and
Linus Torvalds
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Jan 7, 2009
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--- | ||
refs/heads/master: 292b4d0978e3bbb087a83ce77e389c7b462a093c | ||
refs/heads/master: 8cdd3a9261e8efe36aeb6c708edb76d7e2b5d13f |
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include include/asm-generic/Kbuild.asm | ||
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header-y += cachectl.h sgidefs.h sysmips.h | ||
header-y += swab.h |
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/* | ||
* This file is subject to the terms and conditions of the GNU General Public | ||
* License. See the file "COPYING" in the main directory of this archive | ||
* for more details. | ||
* | ||
* Copyright (C) 1996, 99, 2003 by Ralf Baechle | ||
*/ | ||
#ifndef _ASM_SWAB_H | ||
#define _ASM_SWAB_H | ||
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#include <linux/compiler.h> | ||
#include <asm/types.h> | ||
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#define __SWAB_64_THRU_32__ | ||
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#ifdef CONFIG_CPU_MIPSR2 | ||
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static inline __attribute_const__ __u16 __arch_swab16(__u16 x) | ||
{ | ||
__asm__( | ||
" wsbh %0, %1 \n" | ||
: "=r" (x) | ||
: "r" (x)); | ||
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return x; | ||
} | ||
#define __arch_swab16 __arch_swab16 | ||
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static inline __attribute_const__ __u32 __arch_swab32(__u32 x) | ||
{ | ||
__asm__( | ||
" wsbh %0, %1 \n" | ||
" rotr %0, %0, 16 \n" | ||
: "=r" (x) | ||
: "r" (x)); | ||
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return x; | ||
} | ||
#define __arch_swab32 __arch_swab32 | ||
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#ifdef CONFIG_CPU_MIPS64_R2 | ||
static inline __attribute_const__ __u64 __arch_swab64(__u64 x) | ||
{ | ||
__asm__( | ||
" dsbh %0, %1\n" | ||
" dshd %0, %0" | ||
: "=r" (x) | ||
: "r" (x)); | ||
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return x; | ||
} | ||
#define __arch_swab64 __arch_swab64 | ||
#endif /* CONFIG_CPU_MIPS64_R2 */ | ||
#endif /* CONFIG_CPU_MIPSR2 */ | ||
#endif /* _ASM_SWAB_H */ |