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fbio.h
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fbio.h
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/*
* Copyright (c) 1992, 1993
* The 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 8.2 (Berkeley) 10/30/93
*
* $Id: fbio.h,v 1.5 1997/02/22 09:45:12 peter Exp $
*/
#ifndef _SYS_FBIO_H_
#define _SYS_FBIO_H_
/*
* 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 (for, e.g., CG6). A rather complex and icky
* interface that smells like VMS, but there it is....
*/
struct fbcurpos {
short x;
short y;
};
struct fbcursor {
short set; /* flags; see below */
short enable; /* nonzero => cursor on, 0 => cursor off */
struct fbcurpos pos; /* position on display */
struct fbcurpos hot; /* hot-spot within cursor */
struct fbcmap cmap; /* cursor color map */
struct fbcurpos size; /* number of valid bits in image & mask */
caddr_t image; /* cursor image bits */
caddr_t mask; /* cursor mask bits */
};
#define FB_CUR_SETCUR 0x01 /* set on/off (i.e., obey fbcursor.enable) */
#define FB_CUR_SETPOS 0x02 /* set position */
#define FB_CUR_SETHOT 0x04 /* set hot-spot */
#define FB_CUR_SETCMAP 0x08 /* set cursor color map */
#define FB_CUR_SETSHAPE 0x10 /* set size & bits */
#define FB_CUR_SETALL (FB_CUR_SETCUR | FB_CUR_SETPOS | FB_CUR_SETHOT | \
FB_CUR_SETCMAP | FB_CUR_SETSHAPE)
/* controls for cursor attributes & shape (including position) */
#define FBIOSCURSOR _IOW('F', 24, struct fbcursor)
#define FBIOGCURSOR _IOWR('F', 25, struct fbcursor)
/* controls for cursor position only */
#define FBIOSCURPOS _IOW('F', 26, struct fbcurpos)
#define FBIOGCURPOS _IOW('F', 27, struct fbcurpos)
/* get maximum cursor size */
#define FBIOGCURMAX _IOR('F', 28, struct fbcurpos)
#endif