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[SPARC]: Merge asm-sparc{,64}/byteorder.h

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2007-11-16 02:59:58 -08:00
committed by David S. Miller
parent 145dea0098
commit f610bbc6ac
2 changed files with 48 additions and 53 deletions
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51
include/asm-sparc/byteorder.h
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@@ -1,12 +1,55 @@
/* $Id: byteorder.h,v 1.15 1997/12/16 19:20:44 davem Exp $ */
#ifndef _SPARC_BYTEORDER_H #ifndef _SPARC_BYTEORDER_H
#define _SPARC_BYTEORDER_H #define _SPARC_BYTEORDER_H
#include <asm/types.h> #include <asm/types.h>
#include <asm/asi.h>
#ifdef __GNUC__
#ifdef CONFIG_SPARC32
#define __SWAB_64_THRU_32__
#endif
#ifdef CONFIG_SPARC64
static inline __u16 ___arch__swab16p(const __u16 *addr)
{
__u16 ret;
__asm__ __volatile__ ("lduha [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
static inline __u32 ___arch__swab32p(const __u32 *addr)
{
__u32 ret;
__asm__ __volatile__ ("lduwa [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
static inline __u64 ___arch__swab64p(const __u64 *addr)
{
__u64 ret;
__asm__ __volatile__ ("ldxa [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch__swab16p(x) ___arch__swab16p(x)
#define __arch__swab32p(x) ___arch__swab32p(x)
#define __arch__swab64p(x) ___arch__swab64p(x)
#endif /* CONFIG_SPARC64 */
#define __BYTEORDER_HAS_U64__
#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
# define __BYTEORDER_HAS_U64__
# define __SWAB_64_THRU_32__
#endif #endif
#include <linux/byteorder/big_endian.h> #include <linux/byteorder/big_endian.h>

50
include/asm-sparc64/byteorder.h
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@@ -1,49 +1 @@
#ifndef _SPARC64_BYTEORDER_H #include <asm-sparc/byteorder.h>
#define _SPARC64_BYTEORDER_H
#include <asm/types.h>
#include <asm/asi.h>
#ifdef __GNUC__
static inline __u16 ___arch__swab16p(const __u16 *addr)
{
__u16 ret;
__asm__ __volatile__ ("lduha [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
static inline __u32 ___arch__swab32p(const __u32 *addr)
{
__u32 ret;
__asm__ __volatile__ ("lduwa [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
static inline __u64 ___arch__swab64p(const __u64 *addr)
{
__u64 ret;
__asm__ __volatile__ ("ldxa [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch__swab16p(x) ___arch__swab16p(x)
#define __arch__swab32p(x) ___arch__swab32p(x)
#define __arch__swab64p(x) ___arch__swab64p(x)
#define __BYTEORDER_HAS_U64__
#endif /* __GNUC__ */
#include <linux/byteorder/big_endian.h>
#endif /* _SPARC64_BYTEORDER_H */