/* $NetBSD: fb.c,v 1.29 1999/11/16 06:00:12 nisimura 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 /* mips cached->uncached */ #include #include #include #include #include #include #include #include "rasterconsole.h" #include "dc.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 > 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" struct fbdev { struct fbinfo fd_info; caddr_t fd_base; } static fbdevs[NFB]; static u_int fbndevs; /* number of devices */ static u_char cmap_bits[768]; /* colormap for console */ void fbattach __P((int n)); /* * attach routine: required for pseudo-device */ void fbattach(n) int n; { } /* * 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, console) char *name; struct fbinfo *info; int console; { char *cstr; /* * If this is the first frame buffer we've seen, pass it to rcons. */ if (console) { 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); } else { cstr = (info == &fbdevs[0].fd_info ? " (console)" : ""); #else } else { cstr = ""; #endif /* NRASTERCONSOLE */ printf(": %dx%dx%d%s", info->fi_type.fb_width, info->fi_type.fb_height, info->fi_type.fb_depth, cstr); } } /* * Allocate a 'struct fbinfo' for a new fb device. Return zero on success * (i.e. if the device has not been configured before). Always return ptr * to struct fbinfo in 'fip' for that device, unless there are more fb's * probed than configured. */ int fballoc(base, fip) caddr_t base; struct fbinfo **fip; { int i; if (base == NULL) printf("fballoc: base == NULL"); for (i = 0; i < NFB; i++) { /* Free entry? */ if (fbdevs[i].fd_base == NULL) break; /* Already configured? */ if (fbdevs[i].fd_base == base) { *fip = &fbdevs[i].fd_info; return (-1); } } if (i == NFB) { printf("fballoc: more framebuffers probed than configured!\n"); *fip = NULL; return (-1); } fbndevs = i + 1; fbdevs[i].fd_base = base; *fip = &fbdevs[i].fd_info; /* Console? */ if (i == 0) (*fip)->fi_cmap_bits = cmap_bits; else { (*fip)->fi_cmap_bits = malloc(768, M_DEVBUF, M_NOWAIT); if ((*fip)->fi_cmap_bits == NULL) { printf("fballoc: no memory for cmap\n"); return (-1); } } return (0); } #include "fb_usrreq.c" /* old pm-compatible driver that supports X11R5/R6 */ /* * 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 > 0 case DS_PMAX: case DS_3MAX: fi->fi_glasstty->KBDPutc = dcPutc; fi->fi_glasstty->kbddev = makedev(DCDEV, DCKBD_PORT); break; #endif /* NDC */ #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); }