blockio.h revision 330897 
1/*	$NetBSD: blockio.h,v 1.2 2001/06/02 10:44:56 bjh21 Exp $	*/
2
3/*-
4 * SPDX-License-Identifier: BSD-3-Clause
5 *
6 * Copyright (c) 2001 Ben Harris
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 *    derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * $FreeBSD: stable/11/sys/arm/include/blockio.h 330897 2018-03-14 03:19:51Z eadler $
32 *
33 */
34/*
35 * blockio.h - low level functions for bulk PIO data transfer
36 */
37
38#ifndef _MACHINE_BLOCKIO_H_
39#define _MACHINE_BLOCKIO_H_
40
41/*
42 * All these take three arguments:
43 * I/O address
44 * Memory address
45 * Number of bytes to copy
46 */
47
48void read_multi_1(u_int, void *, u_int);
49void write_multi_1(u_int, const void *, u_int);
50#define read_multi_2 insw16
51#define write_multi_2 outsw16
52
53void insw(u_int, void *, u_int);
54void outsw(u_int, void *, u_int);
55void insw16(u_int, void *, u_int);
56void outsw16(u_int, void *, u_int);
57
58#endif /* !_MACHINE_BLOCKIO_H_ */
59