2005-04-17 06:20:36 +08:00
|
|
|
/*
|
|
|
|
* linux/arch/arm/lib/clearbit.S
|
|
|
|
*
|
|
|
|
* Copyright (C) 1995-1996 Russell King
|
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or modify
|
|
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
|
|
* published by the Free Software Foundation.
|
|
|
|
*/
|
|
|
|
#include <linux/linkage.h>
|
|
|
|
#include <asm/assembler.h>
|
2005-04-17 22:51:02 +08:00
|
|
|
#include "bitops.h"
|
2005-04-17 06:20:36 +08:00
|
|
|
.text
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Purpose : Function to clear a bit
|
|
|
|
* Prototype: int clear_bit(int bit, void *addr)
|
|
|
|
*/
|
|
|
|
ENTRY(_clear_bit_be)
|
|
|
|
eor r0, r0, #0x18 @ big endian byte ordering
|
|
|
|
ENTRY(_clear_bit_le)
|
2005-04-17 22:51:02 +08:00
|
|
|
bitop bic
|
2008-08-28 18:22:32 +08:00
|
|
|
ENDPROC(_clear_bit_be)
|
|
|
|
ENDPROC(_clear_bit_le)
|