xref: /freebsd/sys/dev/superio/superio_io.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1*c8001490SAndriy Gapon  /*-
2*c8001490SAndriy Gapon  * SPDX-License-Identifier: BSD-2-Clause
3*c8001490SAndriy Gapon  *
40aee3bdcSAndriy Gapon  * Copyright (c) 2019 Andriy Gapon
50aee3bdcSAndriy Gapon  *
60aee3bdcSAndriy Gapon  * Redistribution and use in source and binary forms, with or without
70aee3bdcSAndriy Gapon  * modification, are permitted provided that the following conditions
80aee3bdcSAndriy Gapon  * are met:
90aee3bdcSAndriy Gapon  * 1. Redistributions of source code must retain the above copyright
100aee3bdcSAndriy Gapon  *    notice, this list of conditions and the following disclaimer.
110aee3bdcSAndriy Gapon  * 2. Redistributions in binary form must reproduce the above copyright
120aee3bdcSAndriy Gapon  *    notice, this list of conditions and the following disclaimer in the
130aee3bdcSAndriy Gapon  *    documentation and/or other materials provided with the distribution.
140aee3bdcSAndriy Gapon  *
15*c8001490SAndriy Gapon  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
160aee3bdcSAndriy Gapon  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
170aee3bdcSAndriy Gapon  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
180aee3bdcSAndriy Gapon  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
190aee3bdcSAndriy Gapon  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
200aee3bdcSAndriy Gapon  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
210aee3bdcSAndriy Gapon  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
220aee3bdcSAndriy Gapon  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
230aee3bdcSAndriy Gapon  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
240aee3bdcSAndriy Gapon  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
250aee3bdcSAndriy Gapon  * SUCH DAMAGE.
260aee3bdcSAndriy Gapon  */
270aee3bdcSAndriy Gapon 
280aee3bdcSAndriy Gapon #ifndef SUPERIO_IO_H
290aee3bdcSAndriy Gapon #define SUPERIO_IO_H
300aee3bdcSAndriy Gapon 
310aee3bdcSAndriy Gapon #include <sys/types.h>
320aee3bdcSAndriy Gapon 
330aee3bdcSAndriy Gapon struct superiocmd {
340aee3bdcSAndriy Gapon 	uint8_t	ldn;
350aee3bdcSAndriy Gapon 	uint8_t	cr;
360aee3bdcSAndriy Gapon 	uint8_t	val;
370aee3bdcSAndriy Gapon };
380aee3bdcSAndriy Gapon 
390aee3bdcSAndriy Gapon #define SUPERIO_CR_READ		_IOWR('s', 0, struct superiocmd)
400aee3bdcSAndriy Gapon #define SUPERIO_CR_WRITE	_IOW('s', 1, struct superiocmd)
410aee3bdcSAndriy Gapon 
420aee3bdcSAndriy Gapon #endif /*SUPERIO_IO_H*/
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