/* $NetBSD: fb.c,v 1.22 1999/01/27 03:03:51 simonb Exp $ */ /*- * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Ralph Campbell and Rick Macklem. * * 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. * * @(#)fb.c 8.1 (Berkeley) 6/10/93 */ /* * devGraphics.c -- * * This file contains machine-dependent routines for the graphics device. * * Copyright (C) 1989 Digital Equipment Corporation. * Permission to use, copy, modify, and distribute this software and * its documentation for any purpose and without fee is hereby granted, * provided that the above copyright notice appears in all copies. * Digital Equipment Corporation makes no representations about the * suitability of this software for any purpose. It is provided "as is" * without express or implied warranty. * * from: Header: /sprite/src/kernel/dev/ds3100.md/RCS/devGraphics.c, * v 9.2 90/02/13 22:16:24 shirriff Exp SPRITE (DECWRL)"; */ /* * This file has all the routines common to the various frame buffer drivers * including a generic ioctl routine. The pmax_fb structure is passed into the * routines and has device specifics stored in it. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* mips cached->uncached */ #include #include #include #include #include #include #include #include "rasterconsole.h" #include "dc_ioasic.h" #include "dc_ds.h" #include "scc.h" #include "dtop.h" /* * This framebuffer driver is a generic driver for all supported * framebuffers on NetBSD/pmax. The match and attach functions call * out to probe/init functions in subdrivers for each specific baseboard or * expansion bus framebuffers. The driver softc are maintained here, as * are the handlers for user-level requests (open/ioctl/close). * * Hardware dependencies are handled by calls through the "fbdriver" * method table, which the subdriver */ /* qvss/pm compatible and old 4.4bsd/pmax driver functions */ extern void fbScreenInit __P (( struct fbinfo *fi)); #if (NDC_DS > 0) || (NDC_IOASIC > 0) #include #include #endif #if NDTOP > 0 #include #endif #if NSCC > 0 #include #endif /* * LK-201 and successor keycode mapping */ #include extern void rcons_connect __P((struct fbinfo *info)); /* XXX */ /* * The "blessed" framebuffer; the fb that gets * the qvss-style ring buffer of mouse/kbd events, and is used * for glass-tty fb console output. */ struct fbinfo *firstfi = NULL; /* * The default cursor. */ u_short defCursor[32] = { /* plane A */ 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, /* plane B */ 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF, 0x00FF }; /* * Pro-tem framebuffer pseudo-device driver */ #include #include "fb.h" static struct { struct fbinfo *cd_devs[NFB]; int cd_ndevs; } fbcd = { {NULL}, 0} ; void fbattach __P((int n)); /* * attach routine: required for pseudo-device */ void fbattach(n) int n; { /* allocate space for n framebuffers... */ } /* * Connect a framebuffer, described by a struct fbinfo, to the * raster-console pseudo-device subsystem. )This would be done * with BStreams, if only we had them.) */ void fbconnect (name, info, silent) char *name; struct fbinfo *info; int silent; { int fbix; static int first = 1; #ifndef FBDRIVER_DOES_ATTACH /* * See if we've already configured this frame buffer; * if not, find an "fb" pseudo-device entry for it. */ for (fbix = 0; fbix < fbcd.cd_ndevs; fbix++) if ((fbcd.cd_devs [fbix]->fi_type.fb_boardtype == info -> fi_type.fb_boardtype) && fbcd.cd_devs [fbix]->fi_unit == info -> fi_unit) break; if (fbcd.cd_ndevs >= NFB) { printf ("fb: more frame buffers probed than configured!\n"); return; } fbix = fbcd.cd_ndevs++; fbcd.cd_devs [fbix] = info; #endif /* FBDRIVER_DOES_ATTACH */ /* * If this is the first frame buffer we've seen, pass it to rcons. */ if (first) { extern dev_t cn_in_dev; /* XXX rcons hackery */ /* Only the first fb gets 4.4bsd/pmax style event ringbuffer */ firstfi = info; #if NRASTERCONSOLE > 0 /*XXX*/ cn_in_dev = cn_tab->cn_dev; /*XXX*/ /* FIXME */ rcons_connect (info); #endif /* NRASTERCONSOLE */ first = 0; } if (!silent) printf (" (%dx%dx%d)%s", info -> fi_type.fb_width, info -> fi_type.fb_height, info -> fi_type.fb_depth, (fbix != 0 ? "" : ((cn_tab -> cn_pri == CN_REMOTE) ? " (rcons)" : " (console)"))); return; } #include "fb_usrreq.c" /* old pm-compatblie driver that supports X11R5 */ /* * Configure the keyboard/mouse based on machine type for turbochannel * display boards. */ int tb_kbdmouseconfig(fi) struct fbinfo *fi; { if (fi == NULL || fi->fi_glasstty == NULL) { #if defined(DEBUG) || defined(DIAGNOSTIC) printf("tb_kbdmouseconfig: given non-console framebuffer\n"); #endif return 1; } switch (systype) { #if (NDC_DS > 0) || (NDC_IOASIC > 0) case DS_PMAX: case DS_3MAX: fi->fi_glasstty->KBDPutc = dcPutc; fi->fi_glasstty->kbddev = makedev(DCDEV, DCKBD_PORT); break; #endif /* NDC_DS || NDC_IOASIC */ #if NSCC > 0 case DS_3MIN: case DS_3MAXPLUS: fi->fi_glasstty->KBDPutc = sccPutc; fi->fi_glasstty->kbddev = makedev(SCCDEV, SCCKBD_PORT); break; #endif /* NSCC */ #if NDTOP > 0 case DS_MAXINE: fi->fi_glasstty->KBDPutc = dtopKBDPutc; fi->fi_glasstty->kbddev = makedev(DTOPDEV, DTOPKBD_PORT); break; #endif /* NDTOP */ default: printf("Can't configure keyboard/mouse\n"); return (1); }; return (0); } /* * pre-rcons glass-tty emulator (stub) */ void fbScreenInit(fi) struct fbinfo *fi; { /* how to do this on rcons ? */ }