[linux-2.6-block.git] / arch / arm / include / asm / byteorder.h

/*
 *  arch/arm/include/asm/byteorder.h
 *
 * ARM Endian-ness.  In little endian mode, the data bus is connected such
 * that byte accesses appear as:
 *  0 = d0...d7, 1 = d8...d15, 2 = d16...d23, 3 = d24...d31
 * and word accesses (data or instruction) appear as:
 *  d0...d31
 *
 * When in big endian mode, byte accesses appear as:
 *  0 = d24...d31, 1 = d16...d23, 2 = d8...d15, 3 = d0...d7
 * and word accesses (data or instruction) appear as:
 *  d0...d31
 */
#ifndef __ASM_ARM_BYTEORDER_H
#define __ASM_ARM_BYTEORDER_H

#ifdef __ARMEB__
#include <linux/byteorder/big_endian.h>
#else
#include <linux/byteorder/little_endian.h>
#endif

#endif
Commit	Line	Data
1da177e4	1	/*
4baa9922	2	* arch/arm/include/asm/byteorder.h
1da177e4 LT	3	*
	4	* ARM Endian-ness. In little endian mode, the data bus is connected such
	5	* that byte accesses appear as:
	6	* 0 = d0...d7, 1 = d8...d15, 2 = d16...d23, 3 = d24...d31
	7	* and word accesses (data or instruction) appear as:
	8	* d0...d31
	9	*
	10	* When in big endian mode, byte accesses appear as:
	11	* 0 = d24...d31, 1 = d16...d23, 2 = d8...d15, 3 = d0...d7
	12	* and word accesses (data or instruction) appear as:
	13	* d0...d31
	14	*/
	15	#ifndef __ASM_ARM_BYTEORDER_H
	16	#define __ASM_ARM_BYTEORDER_H
	17
b35de672 DW	18	#ifdef __ARMEB__
	19	#include <linux/byteorder/big_endian.h>
	20	#else
	21	#include <linux/byteorder/little_endian.h>
	22	#endif
1da177e4 LT	23
1da177e4 LT	24	#endif
b35de672	25