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bwtwovar.h revision 1.1 
      1 /*	$NetBSD: bwtwovar.h,v 1.1 2000/08/20 14:28:50 pk Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 /*
     40  * Copyright (c) 1992, 1993
     41  *	The Regents of the University of California.  All rights reserved.
     42  *
     43  * This software was developed by the Computer Systems Engineering group
     44  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
     45  * contributed to Berkeley.
     46  *
     47  * All advertising materials mentioning features or use of this software
     48  * must display the following acknowledgement:
     49  *	This product includes software developed by the University of
     50  *	California, Lawrence Berkeley Laboratory.
     51  *
     52  * Redistribution and use in source and binary forms, with or without
     53  * modification, are permitted provided that the following conditions
     54  * are met:
     55  * 1. Redistributions of source code must retain the above copyright
     56  *    notice, this list of conditions and the following disclaimer.
     57  * 2. Redistributions in binary form must reproduce the above copyright
     58  *    notice, this list of conditions and the following disclaimer in the
     59  *    documentation and/or other materials provided with the distribution.
     60  * 3. All advertising materials mentioning features or use of this software
     61  *    must display the following acknowledgement:
     62  *	This product includes software developed by the University of
     63  *	California, Berkeley and its contributors.
     64  * 4. Neither the name of the University nor the names of its contributors
     65  *    may be used to endorse or promote products derived from this software
     66  *    without specific prior written permission.
     67  *
     68  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     69  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     70  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     71  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     72  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     73  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     74  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     75  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     76  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     77  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     78  * SUCH DAMAGE.
     79  *
     80  *	@(#)bwtwo.c	8.1 (Berkeley) 6/11/93
     81  */
     82 
     83 /* per-display variables */
     84 struct bwtwo_softc {
     85 	struct device	sc_dev;		/* base device */
     86 	struct fbdevice	sc_fb;		/* frame buffer device */
     87 	bus_space_tag_t	sc_bustag;
     88 	bus_type_t	sc_btype;	/* phys address description */
     89 	bus_addr_t	sc_paddr;	/* for device mmap() */
     90 
     91 	volatile struct fbcontrol *sc_reg;/* control registers */
     92 	int		sc_pixeloffset;	/* offset to framebuffer */
     93 	/*
     94 	 * Additional overlay plane goo.
     95 	 */
     96 	int	sc_ovtype;		/* what kind of color fb? */
     97 #define BWO_NONE	0x00
     98 #define BWO_CGFOUR	0x01
     99 #define BWO_CGEIGHT	0x02
    100 
    101 	/* Video status */
    102 	int	(*sc_get_video)(struct bwtwo_softc *);
    103 	void	(*sc_set_video)(struct bwtwo_softc *, int);
    104 };
    105 
    106 void	bwtwoattach(struct bwtwo_softc *, char *, int);
    107 int	bwtwo_pfour_probe(void *, void *);
    108