1/*
2 * Copyright (C) 2004-2006 Atmel Corporation
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8#include <linux/linkage.h>
9#include <asm/page.h>
10
11/*
12 * copy_page
13 *
14 * r12		to (P1 address)
15 * r11		from (P1 address)
16 * r8-r10	scratch
17 */
18	.text
19	.global copy_page
20copy_page:
21	sub	r10, r11, -(1 << PAGE_SHIFT)
22	/* pref	r11[0] */
231:	/* pref	r11[8] */
24	ld.d	r8, r11++
25	st.d	r12++, r8
26	cp	r11, r10
27	brlo	1b
28	mov	pc, lr
29