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      1 /* $NetBSD: viio.h,v 1.1 2024/01/21 13:05:29 jmcneill Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2024 Jared McNeill <jmcneill (at) invisible.ca>
      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  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _WII_DEV_VIIO_H
     30 #define _WII_DEV_VIIO_H
     31 
     32 #include <sys/types.h>
     33 #include <sys/ioccom.h>
     34 
     35 struct vi_regs {
     36 	uint8_t		reg;
     37 	uint8_t		bits;
     38 	union {
     39 		uint16_t	val16;
     40 		uint32_t	val32;
     41 	};
     42 };
     43 
     44 #define	VIIO_GETREGS		_IOWR('w', 1, struct vi_regs)
     45 #define	VIIO_SETREGS		_IOWR('w', 2, struct vi_regs)
     46 
     47 #endif /* !_WII_DEV_VIIO_H */
     48