fbvar.h revision 1.3
1 1.3 pk /* $NetBSD: fbvar.h,v 1.3 2000/08/23 12:02:47 pk Exp $ */ 2 1.1 pk 3 1.1 pk /* 4 1.1 pk * Copyright (c) 1992, 1993 5 1.1 pk * The Regents of the University of California. All rights reserved. 6 1.1 pk * 7 1.1 pk * This software was developed by the Computer Systems Engineering group 8 1.1 pk * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 9 1.1 pk * contributed to Berkeley. 10 1.1 pk * 11 1.1 pk * All advertising materials mentioning features or use of this software 12 1.1 pk * must display the following acknowledgement: 13 1.1 pk * This product includes software developed by the University of 14 1.1 pk * California, Lawrence Berkeley Laboratory. 15 1.1 pk * 16 1.1 pk * Redistribution and use in source and binary forms, with or without 17 1.1 pk * modification, are permitted provided that the following conditions 18 1.1 pk * are met: 19 1.1 pk * 1. Redistributions of source code must retain the above copyright 20 1.1 pk * notice, this list of conditions and the following disclaimer. 21 1.1 pk * 2. Redistributions in binary form must reproduce the above copyright 22 1.1 pk * notice, this list of conditions and the following disclaimer in the 23 1.1 pk * documentation and/or other materials provided with the distribution. 24 1.1 pk * 3. All advertising materials mentioning features or use of this software 25 1.1 pk * must display the following acknowledgement: 26 1.1 pk * This product includes software developed by the University of 27 1.1 pk * California, Berkeley and its contributors. 28 1.1 pk * 4. Neither the name of the University nor the names of its contributors 29 1.1 pk * may be used to endorse or promote products derived from this software 30 1.1 pk * without specific prior written permission. 31 1.1 pk * 32 1.1 pk * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 33 1.1 pk * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 34 1.1 pk * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 35 1.1 pk * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 36 1.1 pk * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 37 1.1 pk * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 38 1.1 pk * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 39 1.1 pk * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 40 1.1 pk * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 41 1.1 pk * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 42 1.1 pk * SUCH DAMAGE. 43 1.1 pk * 44 1.1 pk * @(#)fbvar.h 8.1 (Berkeley) 6/11/93 45 1.1 pk */ 46 1.1 pk 47 1.1 pk /* 48 1.1 pk * Frame buffer variables. All frame buffer drivers must provide the 49 1.1 pk * following in order to participate. 50 1.1 pk */ 51 1.1 pk 52 1.1 pk #ifdef RASTERCONSOLE 53 1.1 pk #include <dev/rcons/rcons.h> 54 1.1 pk #include <dev/wscons/wsdisplayvar.h> 55 1.1 pk #include <dev/rasops/rasops.h> 56 1.1 pk #endif 57 1.1 pk 58 1.1 pk struct fbdriver { 59 1.1 pk /* device unblank function (force kernel output to display) */ 60 1.2 pk void (*fbd_unblank)(struct device *); 61 1.2 pk int (*fbd_open)(dev_t, int, int, struct proc *); 62 1.2 pk int (*fbd_close)(dev_t, int, int, struct proc *); 63 1.2 pk int (*fbd_ioctl)(dev_t, u_long, caddr_t, int, struct proc *); 64 1.2 pk int (*fbd_poll)(dev_t, int, struct proc *); 65 1.2 pk paddr_t (*fbd_mmap)(dev_t, off_t, int); 66 1.1 pk #ifdef notyet 67 1.1 pk /* 68 1.1 pk * XXX redundant idea? these can hook into rasops on a per-device 69 1.1 pk * basis like: fb_rinfo.ri_ops.copycols = ....; 70 1.1 pk */ 71 1.1 pk void (*fbd_wrrop)(); /* `write region' rasterop */ 72 1.1 pk void (*fbd_cprop)(); /* `copy region' rasterop */ 73 1.1 pk void (*fbd_clrop)(); /* `clear region' rasterop */ 74 1.1 pk #endif 75 1.1 pk }; 76 1.1 pk 77 1.1 pk struct fbdevice { 78 1.1 pk int fb_major; /* XXX */ 79 1.1 pk struct fbtype fb_type; /* what it says */ 80 1.1 pk caddr_t fb_pixels; /* display RAM */ 81 1.1 pk int fb_linebytes; /* bytes per display line */ 82 1.1 pk 83 1.1 pk struct fbdriver *fb_driver; /* pointer to driver */ 84 1.1 pk struct device *fb_device; /* parameter for fbd_unblank */ 85 1.1 pk 86 1.1 pk int fb_flags; /* misc. flags */ 87 1.1 pk #define FB_FORCE 0x00000001 /* force device into /dev/fb */ 88 1.1 pk #define FB_PFOUR 0x00010000 /* indicates fb is a pfour fb */ 89 1.1 pk #define FB_USERMASK (FB_FORCE) /* flags that the user can set */ 90 1.1 pk 91 1.1 pk volatile u_int32_t *fb_pfour; /* pointer to pfour register */ 92 1.1 pk 93 1.1 pk #ifdef RASTERCONSOLE 94 1.1 pk /* Raster console emulator state */ 95 1.1 pk struct rconsole fb_rcons; 96 1.1 pk struct rasops_info fb_rinfo; 97 1.1 pk #endif 98 1.1 pk }; 99 1.1 pk 100 1.2 pk void fb_attach(struct fbdevice *, int); 101 1.2 pk void fb_setsize_obp(struct fbdevice *, int, int, int, int); 102 1.2 pk void fb_setsize_eeprom(struct fbdevice *, int, int, int); 103 1.3 pk void fb_setsize_pfour(struct fbdevice *); 104 1.2 pk int fb_is_console(int); 105 1.1 pk #ifdef RASTERCONSOLE 106 1.2 pk void fbrcons_init(struct fbdevice *); 107 1.2 pk int fbrcons_rows(void); 108 1.2 pk int fbrcons_cols(void); 109 1.1 pk #endif 110 1.1 pk 111 1.2 pk int fb_pfour_id(volatile void *); 112 1.2 pk int fb_pfour_get_video(struct fbdevice *); 113 1.2 pk void fb_pfour_set_video(struct fbdevice *, int); 114
Indexes created Mon Sep 22 13:09:51 GMT 2025