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-rw-r--r--arch/arm26/lib/testsetbit.S29
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diff --git a/arch/arm26/lib/testsetbit.S b/arch/arm26/lib/testsetbit.S
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+/*
+ * linux/arch/arm26/lib/testsetbit.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
+
+ENTRY(_test_and_set_bit_be)
+ eor r0, r0, #0x18 @ big endian byte ordering
+ENTRY(_test_and_set_bit_le)
+ add r1, r1, r0, lsr #3 @ Get byte offset
+ and r3, r0, #7 @ Get bit offset
+ mov r0, #1
+ save_and_disable_irqs ip, r2
+ ldrb r2, [r1]
+ tst r2, r0, lsl r3
+ orr r2, r2, r0, lsl r3
+ strb r2, [r1]
+ restore_irqs ip
+ moveq r0, #0
+ RETINSTR(mov,pc,lr)
+
+