initial import of NetBSD tree

1 files changed, 304 insertions, 0 deletions

diff --git a/sys/arch/pmax/dev/fb.c b/sys/arch/pmax/dev/fb.c
new file mode 100644
index 00000000000..e44d98f12f4
--- /dev/null
+++ b/sys/arch/pmax/dev/fb.c
@@ -0,0 +1,304 @@
+/*	$NetBSD: fb.c,v 1.9 1995/10/05 01:52:57 jonathan 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 <sys/param.h>
+#include <sys/systm.h>
+#include <sys/ioctl.h>
+#include <sys/device.h>
+#include <sys/tty.h>
+#include <sys/time.h>
+#include <sys/kernel.h>
+#include <sys/ioctl.h>
+#include <sys/file.h>
+#include <sys/vnode.h>
+#include <sys/errno.h>
+#include <sys/proc.h>
+#include <sys/mman.h>
+#include <sys/syslog.h>
+
+#include <vm/vm.h>
+#include <miscfs/specfs/specdev.h>
+
+#include <machine/autoconf.h>
+#include <machine/machConst.h>
+#include <machine/pmioctl.h>
+
+#include <machine/fbio.h>
+#include <machine/fbvar.h>
+#include <pmax/dev/fbreg.h>
+/*#include <pmax/dev/lk201.h>*/
+
+#include <pmax/stand/dec_prom.h>
+
+#include <pmax/pmax/cons.h>
+#include <pmax/pmax/pmaxtype.h>
+
+#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 */
+void fbKbdEvent(), fbMouseEvent(), fbMouseButtons();
+void fbBlitc __P((int c,  struct fbinfo *fi));
+void fbPutc __P((dev_t dev, int c));
+extern int pmax_boardtype;
+
+extern void fbScreenInit __P (( struct fbinfo *fi));
+
+
+#if NDC > 0
+#include <machine/dc7085cons.h>
+extern int dcGetc(), dcparam();
+extern void dcPutc();
+#endif
+#if NDTOP > 0
+#include <pmax/dev/dtopreg.h>
+extern void dtopKBDPutc();
+#endif
+#if NSCC > 0
+#include <pmax/dev/sccreg.h>
+extern int sccGetc(), sccparam();
+extern void sccPutc();
+#endif
+
+/* LK-201 and successor keycode mapping */
+extern int kbdMapChar __P((int keycode));
+extern void KBDReset __P(( dev_t dev, void (*putc) (dev_t, int) ));
+
+
+/*
+ * 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 <sys/device.h>
+#include <fb.h>
+
+
+static struct {
+	struct fbinfo *cd_devs[NFB];
+	int cd_ndevs;
+} fbcd =   { {NULL}, 0} ;
+
+
+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, 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 a slot 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)
+			goto got_it;
+			
+	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);
+#else /*  no raster console */
+		printf("\n"); /* XXX flush out any prom output */
+		fbScreenInit(firstfi);
+		fbScroll(firstfi);
+		cn_tab->cn_putc = fbPutc;
+#endif  /*  no raster console */
+		first = 0;
+	}
+
+got_it:
+	if (!silent)
+		printf (" (%dx%dx%d)%s",
+			info -> fi_type.fb_width,
+			info -> fi_type.fb_height,
+			info -> fi_type.fb_depth,
+			(fbix ? ""
+			 : ((cn_tab -> cn_pri == CN_REMOTE)
+			    ? "" : " (console)")));
+	return;
+}
+
+#if 0
+#include "new_fb.c"	/* new framebufer driver with no X support yet */
+#else
+#include "fb_usrreq.c"	/* old pm-compatblie driver that supports X11R5 */
+#endif
+
+
+/*
+ * 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 (pmax_boardtype) {
+#if NDC > 0
+	case DS_PMAX:
+	case DS_3MAX:
+		fi->fi_glasstty->KBDPutc = dcPutc;
+		fi->fi_glasstty->kbddev = makedev(DCDEV, DCKBD_PORT);
+		break;
+#endif
+#if NSCC > 0
+	case DS_3MIN:
+	case DS_3MAXPLUS:
+		fi->fi_glasstty->KBDPutc = sccPutc;
+		fi->fi_glasstty->kbddev = makedev(SCCDEV, SCCKBD_PORT);
+		break;
+#endif
+#if NDTOP > 0
+	case DS_MAXINE:
+		fi->fi_glasstty->KBDPutc = dtopKBDPutc;
+		fi->fi_glasstty->kbddev = makedev(DTOPDEV, DTOPKBD_PORT);
+		break;
+#endif
+	default:
+		printf("Can't configure keyboard/mouse\n");
+		return (1);
+	};
+	return (0);
+}
+
+void
+fbScreenInit(fi)
+	struct fbinfo *fi;
+{
+	/* how to do this on rcons ? */
+}
+
+#if 0
+/* Use 4.4bsd/pmax frambeuffer glass-tty for console output */
+#include "fb-tty.c"
+#endif