patch-2.3.43 linux/include/asm-ia64/byteorder.h

• Lines: 41
• Date: Sun Feb 6 18:42:40 2000
• Orig file: v2.3.42/linux/include/asm-ia64/byteorder.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.42/linux/include/asm-ia64/byteorder.h linux/include/asm-ia64/byteorder.h
@@ -0,0 +1,40 @@
+#ifndef _ASM_IA64_BYTEORDER_H
+#define _ASM_IA64_BYTEORDER_H
+
+/*
+ * Copyright (C) 1998, 1999 Hewlett-Packard Co
+ * Copyright (C) 1998, 1999 David Mosberger-Tang <davidm@hpl.hp.com>
+ */
+
+#include <asm/types.h>
+
+static __inline__ __const__ __u64
+__ia64_swab64 (__u64 x)
+{
+	__u64 result;
+
+	__asm__ ("mux1 %0=%1,@rev" : "=r" (result) : "r" (x));
+	return result;
+}
+
+static __inline__ __const__ __u32
+__ia64_swab32 (__u32 x)
+{
+	return __ia64_swab64 (x) >> 32;
+}
+
+static __inline__ __const__ __u16
+__ia64_swab16(__u16 x)
+{
+	return __ia64_swab64 (x) >> 48;
+}
+
+#define __arch__swab64(x) __ia64_swab64 (x)
+#define __arch__swab32(x) __ia64_swab32 (x)
+#define __arch__swab16(x) __ia64_swab16 (x)
+
+#define __BYTEORDER_HAS_U64__
+
+#include <linux/byteorder/little_endian.h>
+
+#endif /* _ASM_IA64_BYTEORDER_H */