/*	$OpenBSD: viewioctl.h,v 1.2 1996/05/02 06:44:37 niklas Exp $	*/
/*	$NetBSD: viewioctl.h,v 1.6 1996/04/21 21:12:40 veego Exp $	*/

/*
 * Copyright (c) 1994 Christian E. Hopps
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by Christian E. Hopps.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * The view major device is a placeholder device.  It serves
 * simply to map the semantics of a graphics dipslay to
 * the semantics of a character block device.  In other
 * words the graphics system as currently built does not like to be
 * refered to by open/close/ioctl.  This device serves as
 * a interface to graphics.
 */

struct view_size {
    int x;
    int y;
    u_int width;
    u_int height;
    u_int depth;
};

#define VIOCREMOVE     _IO('V', 0x0)	/* if displaying remove. */
#define VIOCDISPLAY    _IO('V', 0x1)	/* if not displaying, display */
#define VIOCSSIZE	_IOW('V', 0x2, struct view_size)
#define VIOCGSIZE	_IOR('V', 0x3, struct view_size)
#define VIOCGBMAP	_IOR('V', 0x4, bmap_t)
#define VIOCSCMAP 	_IOW('V', 0x5, colormap_t)
#define VIOCGCMAP 	_IOWR('V', 0x6, colormap_t)

#ifdef _KERNEL
int viewioctl __P((dev_t, u_long, caddr_t, int, struct proc *));
void viewprobe __P((void));
#endif