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| File: [Development] / linux-2.6-xfs / arch / mn10300 / kernel / io.c (download)
Revision 1.1, Tue Feb 26 16:44:40 2008 UTC (9 years, 7 months ago) by lachlan.longdrop.melbourne.sgi.com
Merge up to 2.6.25-rc3 Merge of 2.6.x-xfs-melb:linux:30555a by kenmcd. |
/* MN10300 Misaligned multibyte-word I/O
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/
#include <linux/module.h>
#include <linux/string.h>
#include <linux/kernel.h>
#include <asm/io.h>
/*
* output data from a potentially misaligned buffer
*/
void __outsl(unsigned long addr, const void *buffer, int count)
{
const unsigned char *buf = buffer;
unsigned long val;
while (count--) {
memcpy(&val, buf, 4);
outl(val, addr);
buf += 4;
}
}
EXPORT_SYMBOL(__outsl);