text: /* $XConsortium: fbio.h /main/1 1996/10/31 14:20:38 kaleb $ */
  
  
  
  /*	$NetBSD: fbio.h,v 1.3 1994/11/20 20:53:03 deraadt Exp $ */
  /*	$XFree86: xc/programs/Xserver/hw/sunLynx/fbio.h,v 3.1 1996/12/27 06:51:34 dawes Exp $ */
  
  /*
   * Copyright (c) 1992 Regents of the University of California.
   * All rights reserved.
   *
   * This code is derived from software developed by the Computer Systems
   * Engineering group at Lawrence Berkeley Laboratory under DARPA
   * contract BG 91-66 and contributed to Berkeley.
   *
   * 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 the University of
   *	California, Berkeley and its contributors.
   * 4. Neither the name of the University nor the names of its contributors
   *    may be used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
   *
   * 	@(#)fbio.h	7.2 (Berkeley) 4/1/92
   */
  
  /*
   * Frame buffer ioctls (from Sprite, trimmed to essentials for X11).
   */
  
  /*
   * Frame buffer type codes.
   */
  #define	FBTYPE_SUN1BW		0	/* multibus mono */
  #define	FBTYPE_SUN1COLOR	1	/* multibus color */
  #define	FBTYPE_SUN2BW		2	/* memory mono */
  #define	FBTYPE_SUN2COLOR	3	/* color w/rasterop chips */
  #define	FBTYPE_SUN2GP		4	/* GP1/GP2 */
  #define	FBTYPE_SUN5COLOR	5	/* RoadRunner accelerator */
  #define	FBTYPE_SUN3COLOR	6	/* memory color */
  #define	FBTYPE_MEMCOLOR		7	/* memory 24-bit */
  #define	FBTYPE_SUN4COLOR	8	/* memory color w/overlay */
  
  #define	FBTYPE_NOTSUN1		9	/* reserved for customer */
  #define	FBTYPE_NOTSUN2		10	/* reserved for customer */
  #define	FBTYPE_NOTSUN3		11	/* reserved for customer */
  
  #define	FBTYPE_SUNFAST_COLOR	12	/* accelerated 8bit */
  #define	FBTYPE_SUNROP_COLOR	13	/* MEMCOLOR with rop h/w */
  #define	FBTYPE_SUNFB_VIDEO	14	/* Simple video mixing */
  #define	FBTYPE_RESERVED5	15	/* reserved, do not use */
  #define	FBTYPE_RESERVED4	16	/* reserved, do not use */
  #define	FBTYPE_RESERVED3	17	/* reserved, do not use */
  #define	FBTYPE_RESERVED2	18	/* reserved, do not use */
  #define	FBTYPE_RESERVED1	19	/* reserved, do not use */
  
  #define	FBTYPE_LASTPLUSONE	20	/* max number of fbs (change as add) */
  
  /*
   * Frame buffer descriptor as returned by FBIOGTYPE.
   */
  struct fbtype {
  	int	fb_type;	/* as defined above */
  	int	fb_height;	/* in pixels */
  	int	fb_width;	/* in pixels */
  	int	fb_depth;	/* bits per pixel */
  	int	fb_cmsize;	/* size of color map (entries) */
  	int	fb_size;	/* total size in bytes */
  };
  #define	FBIOGTYPE	_IOR('F', 0, struct fbtype)
  
  #ifdef notdef
  /*
   * General purpose structure for passing info in and out of frame buffers
   * (used for gp1) -- unsupported.
   */
  struct fbinfo {
  	int	fb_physaddr;	/* physical frame buffer address */
  	int	fb_hwwidth;	/* fb board width */
  	int	fb_hwheight;	/* fb board height */
  	int	fb_addrdelta;	/* phys addr diff between boards */
  	u_char	*fb_ropaddr;	/* fb virtual addr */
  	int	fb_unit;	/* minor devnum of fb */
  };
  #define	FBIOGINFO	_IOR('F', 2, struct fbinfo)
  #endif
  
  /*
   * Color map I/O.
   */
  struct fbcmap {
  	int	index;		/* first element (0 origin) */
  	int	count;		/* number of elements */
  	u_char	*red;		/* red color map elements */
  	u_char	*green;		/* green color map elements */
  	u_char	*blue;		/* blue color map elements */
  };
  #define	FBIOPUTCMAP	_IOW('F', 3, struct fbcmap)
  #define	FBIOGETCMAP	_IOW('F', 4, struct fbcmap)
  
  /*
   * Set/get attributes.
   */
  #define	FB_ATTR_NDEVSPECIFIC	8	/* no. of device specific values */
  #define	FB_ATTR_NEMUTYPES	4	/* no. of emulation types */
  
  struct fbsattr {
  	int	flags;			/* flags; see below */
  	int	emu_type;		/* emulation type (-1 if unused) */
  	int	dev_specific[FB_ATTR_NDEVSPECIFIC];	/* catchall */
  };
  #define	FB_ATTR_AUTOINIT	1	/* emulation auto init flag */
  #define	FB_ATTR_DEVSPECIFIC	2	/* dev. specific stuff valid flag */
  
  struct fbgattr {
  	int	real_type;		/* real device type */
  	int	owner;			/* PID of owner, 0 if myself */
  	struct	fbtype fbtype;		/* fbtype info for real device */
  	struct	fbsattr sattr;		/* see above */
  	int	emu_types[FB_ATTR_NEMUTYPES];	/* possible emulations */
  						/* (-1 if unused) */
  };
  /*	FBIOSATTR	_IOW('F', 5, struct fbsattr) -- unsupported */
  #define	FBIOGATTR	_IOR('F', 6, struct fbgattr)
  
  /*
   * Video control.
   */
  #define	FBVIDEO_OFF		0
  #define	FBVIDEO_ON		1
  
  #define	FBIOSVIDEO	_IOW('F', 7, int)
  #define	FBIOGVIDEO	_IOR('F', 8, int)
  
  /*
   * hardware cursor control
   */
  struct fbcurpos {
  	short x;
  	short y;
  };
   
  #define FB_CUR_SETCUR   0x01
  #define FB_CUR_SETPOS   0x02
  #define FB_CUR_SETHOT   0x04
  #define FB_CUR_SETCMAP  0x08
  #define FB_CUR_SETSHAPE 0x10
  #define FB_CUR_SETALL   0x1F
  
  struct fbcursor {
  	short set;		/* what to set */
  	short enable;		/* enable/disable cursor */
  	struct fbcurpos pos;	/* cursor's position */
  	struct fbcurpos hot;	/* cursor's hot spot */
  	struct fbcmap cmap;	/* color map info */
  	struct fbcurpos size;	/* cursor's bit map size */
  	char *image;		/* cursor's image bits */
  	char *mask;		/* cursor's mask bits */
  };
   
  /* set/get cursor attributes/shape */
  #define FBIOSCURSOR	_IOW('F', 24, struct fbcursor)
  #define FBIOGCURSOR	_IOWR('F', 25, struct fbcursor)
   
  /* set/get cursor position */
  #define FBIOSCURPOS	_IOW('F', 26, struct fbcurpos)
  #define FBIOGCURPOS	_IOW('F', 27, struct fbcurpos)
   
  /* get max cursor size */
  #define FBIOGCURMAX	_IOR('F', 28, struct fbcurpos)
  