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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * include/asm-sparc64/xor.h
3 *
4 * High speed xor_block operation for RAID4/5 utilizing the
5 * UltraSparc Visual Instruction Set.
6 *
7 * Copyright (C) 1997, 1999 Jakub Jelinek (jj@ultra.linux.cz)
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2, or (at your option)
12 * any later version.
13 *
14 * You should have received a copy of the GNU General Public License
15 * (for example /usr/src/linux/COPYING); if not, write to the Free
16 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17 */
18
19#include <asm/pstate.h>
20#include <asm/asi.h>
21
22extern void xor_vis_2(unsigned long, unsigned long *, unsigned long *);
23extern void xor_vis_3(unsigned long, unsigned long *, unsigned long *,
24 unsigned long *);
25extern void xor_vis_4(unsigned long, unsigned long *, unsigned long *,
26 unsigned long *, unsigned long *);
27extern void xor_vis_5(unsigned long, unsigned long *, unsigned long *,
28 unsigned long *, unsigned long *, unsigned long *);
29
30/* XXX Ugh, write cheetah versions... -DaveM */
31
32static struct xor_block_template xor_block_VIS = {
33 .name = "VIS",
34 .do_2 = xor_vis_2,
35 .do_3 = xor_vis_3,
36 .do_4 = xor_vis_4,
37 .do_5 = xor_vis_5,
38};
39
40#define XOR_TRY_TEMPLATES xor_speed(&xor_block_VIS)