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URL https://opencores.org/ocsvn/or1k_soc_on_altera_embedded_dev_kit/or1k_soc_on_altera_embedded_dev_kit/trunk

Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [include/] [asm-cris/] [arch-v10/] [byteorder.h] - Rev 3

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#ifndef _CRIS_ARCH_BYTEORDER_H
#define _CRIS_ARCH_BYTEORDER_H
 
#include <asm/types.h>
#include <linux/compiler.h>
 
/* we just define these two (as we can do the swap in a single
 * asm instruction in CRIS) and the arch-independent files will put
 * them together into ntohl etc.
 */
 
static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
{
	__asm__ ("swapwb %0" : "=r" (x) : "0" (x));
 
	return(x);
}
 
static inline __attribute_const__ __u16 ___arch__swab16(__u16 x)
{
	__asm__ ("swapb %0" : "=r" (x) : "0" (x));
 
	return(x);
}
 
#endif
 

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