398cf93a39
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
52 lines
970 B
C
52 lines
970 B
C
#ifndef _SPARC_BYTEORDER_H
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#define _SPARC_BYTEORDER_H
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#include <asm/types.h>
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#include <asm/asi.h>
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#define __BIG_ENDIAN
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#ifdef CONFIG_SPARC32
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#define __SWAB_64_THRU_32__
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#endif
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#ifdef CONFIG_SPARC64
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static inline __u16 __arch_swab16p(const __u16 *addr)
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{
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__u16 ret;
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__asm__ __volatile__ ("lduha [%1] %2, %0"
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: "=r" (ret)
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: "r" (addr), "i" (ASI_PL));
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return ret;
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}
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#define __arch_swab16p __arch_swab16p
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static inline __u32 __arch_swab32p(const __u32 *addr)
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{
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__u32 ret;
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__asm__ __volatile__ ("lduwa [%1] %2, %0"
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: "=r" (ret)
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: "r" (addr), "i" (ASI_PL));
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return ret;
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}
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#define __arch_swab32p __arch_swab32p
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static inline __u64 __arch_swab64p(const __u64 *addr)
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{
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__u64 ret;
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__asm__ __volatile__ ("ldxa [%1] %2, %0"
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: "=r" (ret)
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: "r" (addr), "i" (ASI_PL));
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return ret;
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}
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#define __arch_swab64p __arch_swab64p
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#endif /* CONFIG_SPARC64 */
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#include <linux/byteorder.h>
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#endif /* _SPARC_BYTEORDER_H */
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