/* $OpenBSD: fbvar.h,v 1.3 1997/08/08 08:26:18 downsj Exp $ */ /* $NetBSD: fbvar.h,v 1.9 1997/07/07 23:31:30 pk 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. */ #ifdef RASTERCONSOLE #include <dev/rcons/rcons.h> #endif struct fbdriver { /* device unblank function (force kernel output to display) */ void (*fbd_unblank) __P((struct device *)); int (*fbd_open) __P((dev_t, int, int, struct proc *)); int (*fbd_close) __P((dev_t, int, int, struct proc *)); int (*fbd_ioctl) __P((dev_t, u_long, caddr_t, int, struct proc *)); int (*fbd_mmap) __P((dev_t, int, int)); #ifdef notyet void (*fbd_wrrop)(); /* `write region' rasterop */ void (*fbd_cprop)(); /* `copy region' rasterop */ void (*fbd_clrop)(); /* `clear region' rasterop */ #endif }; struct fbdevice { int fb_major; /* XXX */ struct fbtype fb_type; /* what it says */ caddr_t fb_pixels; /* display RAM */ int fb_linebytes; /* bytes per display line */ struct fbdriver *fb_driver; /* pointer to driver */ struct device *fb_device; /* parameter for fbd_unblank */ int fb_flags; /* misc. flags */ #define FB_FORCE 0x00000001 /* force device into /dev/fb */ #define FB_PFOUR 0x00010000 /* indicates fb is a pfour fb */ #define FB_USERMASK (FB_FORCE) /* flags that the user can set */ volatile u_int32_t *fb_pfour; /* pointer to pfour register */ #ifdef RASTERCONSOLE /* Raster console emulator state */ struct rconsole fb_rcons; #endif }; void fb_attach __P((struct fbdevice *, int)); void fb_setsize __P((struct fbdevice *, int, int, int, int, int)); #ifdef RASTERCONSOLE void fbrcons_init __P((struct fbdevice *)); int fbrcons_rows __P((void)); int fbrcons_cols __P((void)); #endif #if defined(SUN4) int fb_pfour_id __P((void *)); int fb_pfour_get_video __P((struct fbdevice *)); void fb_pfour_set_video __P((struct fbdevice *, int)); #endif