diff options
Diffstat (limited to 'arch/arm26/lib/changebit.S')
| -rw-r--r-- | arch/arm26/lib/changebit.S | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/arch/arm26/lib/changebit.S b/arch/arm26/lib/changebit.S deleted file mode 100644 index 1b6a077..0000000 --- a/arch/arm26/lib/changebit.S +++ /dev/null @@ -1,28 +0,0 @@ -/* - * linux/arch/arm26/lib/changebit.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> - .text - -/* Purpose : Function to change a bit - * Prototype: int change_bit(int bit, void *addr) - */ -ENTRY(_change_bit_be) - eor r0, r0, #0x18 @ big endian byte ordering -ENTRY(_change_bit_le) - and r2, r0, #7 - mov r3, #1 - mov r3, r3, lsl r2 - save_and_disable_irqs ip, r2 - ldrb r2, [r1, r0, lsr #3] - eor r2, r2, r3 - strb r2, [r1, r0, lsr #3] - restore_irqs ip - RETINSTR(mov,pc,lr) |
