1/* MN10300 Misaligned multibyte-word I/O
2 *
3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
10 */
11#include <linux/module.h>
12#include <linux/string.h>
13#include <linux/kernel.h>
14#include <asm/io.h>
15
16/*
17 * output data from a potentially misaligned buffer
18 */
19void __outsl(unsigned long addr, const void *buffer, int count)
20{
21	const unsigned char *buf = buffer;
22	unsigned long val;
23
24	while (count--) {
25		memcpy(&val, buf, 4);
26		outl(val, addr);
27		buf += 4;
28	}
29}
30EXPORT_SYMBOL(__outsl);
31