1/*	$NetBSD: blockio.h,v 1.2 2001/06/02 10:44:56 bjh21 Exp $	*/
2
3/*-
4 * Copyright (c) 2001 Ben Harris
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 *    derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 *
31 */
32/*
33 * blockio.h - low level functions for bulk PIO data transfer
34 */
35
36#ifndef _MACHINE_BLOCKIO_H_
37#define _MACHINE_BLOCKIO_H_
38
39/*
40 * All these take three arguments:
41 * I/O address
42 * Memory address
43 * Number of bytes to copy
44 */
45
46void read_multi_1(u_int, void *, u_int);
47void write_multi_1(u_int, const void *, u_int);
48#define read_multi_2 insw16
49#define write_multi_2 outsw16
50
51void insw(u_int, void *, u_int);
52void outsw(u_int, void *, u_int);
53void insw16(u_int, void *, u_int);
54void outsw16(u_int, void *, u_int);
55
56#endif /* !_MACHINE_BLOCKIO_H_ */
57