fbvar.h revision 1.7
1 1.7 agc /* $NetBSD: fbvar.h,v 1.7 2003/08/07 16:31:24 agc 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 1.7 agc * 3. Neither the name of the University nor the names of its contributors 25 1.1 pk * may be used to endorse or promote products derived from this software 26 1.1 pk * without specific prior written permission. 27 1.1 pk * 28 1.1 pk * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 1.1 pk * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 1.1 pk * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 1.1 pk * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 1.1 pk * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 1.1 pk * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 1.1 pk * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 1.1 pk * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 1.1 pk * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 1.1 pk * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 1.1 pk * SUCH DAMAGE. 39 1.1 pk * 40 1.1 pk * @(#)fbvar.h 8.1 (Berkeley) 6/11/93 41 1.1 pk */ 42 1.1 pk 43 1.1 pk /* 44 1.1 pk * Frame buffer variables. All frame buffer drivers must provide the 45 1.1 pk * following in order to participate. 46 1.1 pk */ 47 1.1 pk 48 1.4 jdolecek #include <sys/event.h> 49 1.4 jdolecek 50 1.1 pk #ifdef RASTERCONSOLE 51 1.1 pk #include <dev/rcons/rcons.h> 52 1.1 pk #include <dev/wscons/wsdisplayvar.h> 53 1.1 pk #include <dev/rasops/rasops.h> 54 1.1 pk #endif 55 1.1 pk 56 1.1 pk struct fbdriver { 57 1.1 pk /* device unblank function (force kernel output to display) */ 58 1.2 pk void (*fbd_unblank)(struct device *); 59 1.6 fvdl int (*fbd_open)(dev_t, int, int, struct proc *); 60 1.6 fvdl int (*fbd_close)(dev_t, int, int, struct proc *); 61 1.6 fvdl int (*fbd_ioctl)(dev_t, u_long, caddr_t, int, struct proc *); 62 1.6 fvdl int (*fbd_poll)(dev_t, int, struct proc *); 63 1.2 pk paddr_t (*fbd_mmap)(dev_t, off_t, int); 64 1.4 jdolecek int (*fbd_kqfilter)(dev_t, struct knote *); 65 1.1 pk #ifdef notyet 66 1.1 pk /* 67 1.1 pk * XXX redundant idea? these can hook into rasops on a per-device 68 1.1 pk * basis like: fb_rinfo.ri_ops.copycols = ....; 69 1.1 pk */ 70 1.1 pk void (*fbd_wrrop)(); /* `write region' rasterop */ 71 1.1 pk void (*fbd_cprop)(); /* `copy region' rasterop */ 72 1.1 pk void (*fbd_clrop)(); /* `clear region' rasterop */ 73 1.1 pk #endif 74 1.1 pk }; 75 1.1 pk 76 1.1 pk struct fbdevice { 77 1.1 pk int fb_major; /* XXX */ 78 1.1 pk struct fbtype fb_type; /* what it says */ 79 1.1 pk caddr_t fb_pixels; /* display RAM */ 80 1.1 pk int fb_linebytes; /* bytes per display line */ 81 1.1 pk 82 1.1 pk struct fbdriver *fb_driver; /* pointer to driver */ 83 1.1 pk struct device *fb_device; /* parameter for fbd_unblank */ 84 1.1 pk 85 1.1 pk int fb_flags; /* misc. flags */ 86 1.1 pk #define FB_FORCE 0x00000001 /* force device into /dev/fb */ 87 1.1 pk #define FB_PFOUR 0x00010000 /* indicates fb is a pfour fb */ 88 1.1 pk #define FB_USERMASK (FB_FORCE) /* flags that the user can set */ 89 1.1 pk 90 1.1 pk volatile u_int32_t *fb_pfour; /* pointer to pfour register */ 91 1.1 pk 92 1.1 pk #ifdef RASTERCONSOLE 93 1.1 pk /* Raster console emulator state */ 94 1.1 pk struct rconsole fb_rcons; 95 1.1 pk struct rasops_info fb_rinfo; 96 1.1 pk #endif 97 1.1 pk }; 98 1.1 pk 99 1.2 pk void fb_attach(struct fbdevice *, int); 100 1.2 pk void fb_setsize_obp(struct fbdevice *, int, int, int, int); 101 1.2 pk void fb_setsize_eeprom(struct fbdevice *, int, int, int); 102 1.3 pk void fb_setsize_pfour(struct fbdevice *); 103 1.2 pk int fb_is_console(int); 104 1.1 pk #ifdef RASTERCONSOLE 105 1.2 pk void fbrcons_init(struct fbdevice *); 106 1.2 pk int fbrcons_rows(void); 107 1.2 pk int fbrcons_cols(void); 108 1.1 pk #endif 109 1.1 pk 110 1.2 pk int fb_pfour_id(volatile void *); 111 1.2 pk int fb_pfour_get_video(struct fbdevice *); 112 1.2 pk void fb_pfour_set_video(struct fbdevice *, int); 113
Indexes created Tue Sep 23 07:09:52 GMT 2025