Home | History | Annotate | Line # | Download | only in dev
grfvar.h revision 1.4 
      1 /*	$NetBSD: grfvar.h,v 1.4 1996/09/16 06:43:38 leo Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1988 University of Utah.
      5  * Copyright (c) 1990 The Regents of the University of California.
      6  * All rights reserved.
      7  *
      8  * This code is derived from software contributed to Berkeley by
      9  * the Systems Programming Group of the University of Utah Computer
     10  * Science Department.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. All advertising materials mentioning features or use of this software
     21  *    must display the following acknowledgement:
     22  *	This product includes software developed by the University of
     23  *	California, Berkeley and its contributors.
     24  * 4. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  *
     40  * from: Utah $Hdr: grfvar.h 1.9 91/01/21$
     41  *
     42  *	@(#)grfvar.h	7.3 (Berkeley) 5/7/91
     43  */
     44 
     45 /*
     46  * Structure passed as 'auxp' during autoconf.
     47  */
     48 typedef struct {
     49 	cfprint_t	busprint;	/* grfbusprint function		*/
     50 	int		from_bus_match;	/* called from grfbusmatch()	*/
     51 	int		unit;		/* grf-unit we want to attach	*/
     52 } grf_auxp_t;
     53 
     54 struct ite_softc;
     55 
     56 /*
     57  * this struct is owned by the driver (grfcc)
     58  * and is passed to grf when grf is configed. The ite also
     59  * uses it...
     60  */
     61 struct	grf_softc {
     62 	struct device	g_device;	/* config sets this up.		*/
     63 	struct grfinfo	g_display;	/* hardware descr. (for ioctl)	*/
     64 	int		g_flags;	/* software flags		*/
     65 	int		g_unit;		/* grf unit we want/have	*/
     66 	dev_t		g_itedev;	/* ite device number		*/
     67 	dev_t		g_grfdev;	/* grf device number		*/
     68 	dev_t		g_viewdev;	/* view device number		*/
     69 	caddr_t		g_data;		/* device dependent data	*/
     70 	int		(*g_mode) __P((struct grf_softc *, int, void *,
     71 								int, int));
     72 	int		g_conpri;	/* priority of ite as console	*/
     73 	void		(*g_iteinit)   __P((struct ite_softc *));
     74 	void		(*g_itedeinit) __P((struct ite_softc *));
     75 	void		(*g_iteclear)  __P((struct ite_softc *, int, int,
     76 								int, int));
     77 	void		(*g_iteputc)   __P((struct ite_softc *, int, int,
     78 								int, int));
     79 	void		(*g_itecursor) __P((struct ite_softc *, int));
     80 	void		(*g_itescroll) __P((struct ite_softc *, int, int,
     81 								int, int));
     82 	volatile caddr_t g_regkva;	/* KVA of registers		*/
     83 	volatile caddr_t g_fbkva;	/* KVA of frame buffer		*/
     84 };
     85 
     86 /* flags */
     87 #define	GF_ALIVE	0x01
     88 #define GF_OPEN		0x02
     89 #define GF_EXCLUDE	0x04
     90 #define GF_WANTED	0x08
     91 #define GF_GRFON	0x10
     92 
     93 /* software ids defined in grfioctl.h */
     94 
     95 /* requests to mode routine (g_mode())*/
     96 #define GM_GRFON		1
     97 #define GM_GRFOFF		2
     98 #define GM_GRFOVON		3
     99 #define GM_GRFOVOFF		4
    100 #define GM_GRFCONFIG		5
    101 #define GM_GRFGETVMODE		6
    102 #define GM_GRFSETVMODE		7
    103 #define GM_GRFGETNUMVM		8
    104 #define GM_GRFGETBANK		9
    105 #define GM_GRFSETBANK		10
    106 #define GM_GRFGETCURBANK	11
    107 #define GM_GRFIOCTL		12
    108 
    109 /* minor device interpretation */
    110 #define GRFOVDEV	0x10	/* XXX no driver uses yet, overlay planes */
    111 #define GRFIMDEV	0x20	/* XXX no driver uses yet, images planes  */
    112 #define GRFUNIT(d)	((d) & 0x7)
    113 
    114 #ifdef _KERNEL
    115 
    116 dev_type_open(grfopen);
    117 dev_type_close(grfclose);
    118 dev_type_ioctl(grfioctl);
    119 dev_type_select(grfselect);
    120 dev_type_mmap(grfmmap);
    121 
    122 int  grf_mode __P((struct grf_softc *, int, void *, int, int));
    123 void grf_viewsync __P((struct grf_softc *));
    124 
    125 extern struct grf_softc *grfsp[]; /* XXX */
    126 #endif /* _KERNEL */
    127