1 /* $NetBSD: blockio.h,v 1.2 2001/06/02 10:44:56 bjh21 Exp $ */
4 * SPDX-License-Identifier: BSD-3-Clause
6 * Copyright (c) 2001 Ben Harris
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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.
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.
35 * blockio.h - low level functions for bulk PIO data transfer
38 #ifndef _MACHINE_BLOCKIO_H_
39 #define _MACHINE_BLOCKIO_H_
42 * All these take three arguments:
45 * Number of bytes to copy
48 void read_multi_1(u_int, void *, u_int);
49 void write_multi_1(u_int, const void *, u_int);
50 #define read_multi_2 insw16
51 #define write_multi_2 outsw16
53 void insw(u_int, void *, u_int);
54 void outsw(u_int, void *, u_int);
55 void insw16(u_int, void *, u_int);
56 void outsw16(u_int, void *, u_int);
58 #endif /* !_MACHINE_BLOCKIO_H_ */