/* $NetBSD: fbvar.h,v 1.1.1.1 1997/01/14 20:57:02 gwr Exp $ */ /* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This software was developed by the Computer Systems Engineering group * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and * contributed to Berkeley. * * 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, Lawrence Berkeley Laboratory. * * 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. * * @(#)fbvar.h 8.1 (Berkeley) 6/11/93 */ /* * Frame buffer variables. All frame buffer drivers must provide the * following in order to participate. */ struct fbcmap; struct fbdevice { struct fbtype fb_fbtype; /* see fbio.h */ struct fbdriver *fb_driver; /* pointer to driver */ void *fb_private; /* for fb driver use */ char *fb_name; /* i.e. sc_dev.dx_name */ caddr_t fb_pixels; /* display RAM */ int fb_linebytes; /* bytes per display line */ /* * XXX - The "Raster console" stuff could be stored * in the driver specific structure at fb_private * if needed. */ }; struct fbdriver { /* These avoid the need to know our major number. */ int (*fbd_open) __P((dev_t, int, int, struct proc *)); int (*fbd_close) __P((dev_t, int, int, struct proc *)); int (*fbd_mmap) __P((dev_t, int, int)); /* These are the internal ioctl functions */ int (*fbd_gattr) __P((struct fbdevice *, void *)); int (*fbd_gvideo) __P((struct fbdevice *, void *)); int (*fbd_svideo) __P((struct fbdevice *, void *)); int (*fbd_getcmap) __P((struct fbdevice *, void *)); int (*fbd_putcmap) __P((struct fbdevice *, void *)); }; int fbioctlfb __P((struct fbdevice *, u_long, caddr_t)); void fb_attach __P((struct fbdevice *, int)); int fb_noioctl __P((struct fbdevice *, void *)); void fb_unblank __P((void));