xref: /illumos-gate/usr/src/contrib/bhyve/dev/io/iodev.h (revision 32640292)
1bf21cd93STycho Nightingale /*-
24c87aefeSPatrick Mooney  * Copyright (c) 2010 Marcel Moolenaar
3bf21cd93STycho Nightingale  * All rights reserved.
4bf21cd93STycho Nightingale  *
5bf21cd93STycho Nightingale  * Redistribution and use in source and binary forms, with or without
6bf21cd93STycho Nightingale  * modification, are permitted provided that the following conditions
7bf21cd93STycho Nightingale  * are met:
8bf21cd93STycho Nightingale  * 1. Redistributions of source code must retain the above copyright
9bf21cd93STycho Nightingale  *    notice, this list of conditions and the following disclaimer.
10bf21cd93STycho Nightingale  * 2. Redistributions in binary form must reproduce the above copyright
11bf21cd93STycho Nightingale  *    notice, this list of conditions and the following disclaimer in the
12bf21cd93STycho Nightingale  *    documentation and/or other materials provided with the distribution.
13bf21cd93STycho Nightingale  *
144c87aefeSPatrick Mooney  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15bf21cd93STycho Nightingale  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16bf21cd93STycho Nightingale  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
174c87aefeSPatrick Mooney  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18bf21cd93STycho Nightingale  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19bf21cd93STycho Nightingale  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20bf21cd93STycho Nightingale  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21bf21cd93STycho Nightingale  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22bf21cd93STycho Nightingale  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23bf21cd93STycho Nightingale  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24bf21cd93STycho Nightingale  * SUCH DAMAGE.
25bf21cd93STycho Nightingale  */
26bf21cd93STycho Nightingale 
274c87aefeSPatrick Mooney #ifndef _DEV_IODEV_H_
284c87aefeSPatrick Mooney #define	_DEV_IODEV_H_
29bf21cd93STycho Nightingale 
304c87aefeSPatrick Mooney #define	IODEV_PIO_READ		0
314c87aefeSPatrick Mooney #define	IODEV_PIO_WRITE		1
32bf21cd93STycho Nightingale 
334c87aefeSPatrick Mooney struct iodev_pio_req {
344c87aefeSPatrick Mooney 	u_int access;
354c87aefeSPatrick Mooney 	u_int port;
364c87aefeSPatrick Mooney 	u_int width;
374c87aefeSPatrick Mooney 	u_int val;
384c87aefeSPatrick Mooney };
394c87aefeSPatrick Mooney 
404c87aefeSPatrick Mooney #define	IODEV_PIO	_IOWR('I', 0, struct iodev_pio_req)
414c87aefeSPatrick Mooney 
424c87aefeSPatrick Mooney #endif /* _DEV_IODEV_H_ */
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