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      1 /*	$NetBSD: grfvar.h,v 1.25 2015/11/07 14:29:10 phx 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. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  * from: Utah $Hdr: grfvar.h 1.9 91/01/21$
     37  *
     38  *	@(#)grfvar.h	7.3 (Berkeley) 5/7/91
     39  */
     40 
     41 struct ite_softc;
     42 
     43 #ifdef _KERNEL
     44 /* maximum console size */
     45 #define MAXROWS 200
     46 #define MAXCOLS 200
     47 
     48 /*
     49  * this struct is owned by the driver (grfcc, grfrt)
     50  * and is passed to grf when grf is configed. The ite also
     51  * uses it...
     52  */
     53 struct	grf_softc {
     54 	device_t	g_device;	/* config sets this up. */
     55 	struct grfinfo	g_display;	/* hardware description (for ioctl) */
     56 	volatile void	*g_regkva;	/* KVA of registers */
     57 	volatile void	*g_fbkva;	/* KVA of framebuffer */
     58 	int		g_flags;	/* software flags */
     59 	int		g_unit;		/* grf unit we want/have */
     60 	dev_t		g_itedev;	/* ite device number */
     61 	dev_t		g_grfdev;	/* grf device number */
     62 	void		*g_data;	/* device dependent data */
     63 	int		g_blank;	/* shadow copy of blank value */
     64 	int		(*g_mode)(struct grf_softc *, u_long, void *,
     65 				  u_long, int);
     66 #if NWSDISPLAY > 0
     67 	struct wsdisplay_accessops	*g_accessops;
     68 	struct wsdisplay_emulops	*g_emulops;
     69 	struct wsscreen_descr		*g_defaultscr;
     70 	struct wsscreen_list		*g_scrlist;
     71 	struct vcons_data		g_vd;
     72 	uint16_t g_rowoffset[MAXROWS];	/* speed up putchar-multiplication */
     73 	int	g_wsmode;		/* current wsdisplay mode */
     74 
     75 #else
     76 	int	g_conpri;		/* priority of ite as console */
     77 	void 	(*g_iteinit)(struct ite_softc *);
     78 	void 	(*g_itedeinit)(struct ite_softc *);
     79 	void 	(*g_iteclear)(struct ite_softc *, int, int, int, int);
     80 	void 	(*g_iteputc)(struct ite_softc *, int, int, int, int);
     81 	void 	(*g_itecursor)(struct ite_softc *, int);
     82 	void 	(*g_itescroll)(struct ite_softc *, int, int, int, int);
     83 #endif /* NWSDISPLAY */
     84 };
     85 
     86 #if NWSDISPLAY > 0
     87 /*
     88  * Generic wsdisplay access ops that can be used from all grf drivers.
     89  */
     90 paddr_t	grf_wsmmap(void *, void *, off_t, int);
     91 int	grf_wsioctl(void *, void *, u_long, void *, int, struct lwp *);
     92 #endif /* NWSDISPLAY */
     93 
     94 #endif /* _KERNEL */
     95 
     96 /* flags */
     97 #define	GF_ALIVE	0x01
     98 #define GF_OPEN		0x02
     99 #define GF_EXCLUDE	0x04
    100 #define GF_WANTED	0x08
    101 #define GF_GRFON	0x10
    102 #define GF_CONSOLE	0x20
    103 
    104 /* software ids defined in grfioctl.h */
    105 
    106 /* requests to mode routine (g_mode())*/
    107 #define GM_GRFON	1
    108 #define GM_GRFOFF	2
    109 #define GM_GRFOVON	3
    110 #define GM_GRFOVOFF	4
    111 #define GM_GRFCONFIG	5
    112 #define GM_GRFGETVMODE	6
    113 #define GM_GRFSETVMODE	7
    114 #define GM_GRFGETNUMVM	8
    115 #define GM_GRFGETBANK	9
    116 #define GM_GRFSETBANK	10
    117 #define GM_GRFGETCURBANK 11
    118 #define GM_GRFIOCTL	12
    119 #define GM_GRFTOGGLE	13
    120 
    121 /* minor device interpretation */
    122 #define GRFOVDEV	0x10	/* used by grf_ul, overlay planes */
    123 #define GRFIMDEV	0x20	/* used by grf_ul, images planes */
    124 #define GRFUNIT(d)	((d) & 0x7)
    125 
    126 /*
    127  * unit numbers for devices
    128  */
    129 enum grfunits {
    130 	GRF_CC_UNIT,
    131 	GRF_RETINAII_UNIT,
    132 	GRF_RETINAIII_UNIT,
    133 	GRF_CL5426_UNIT,
    134 	GRF_ULOWELL_UNIT,
    135 	GRF_CV64_UNIT,
    136 	GRF_ET4000_UNIT,
    137 	GRF_CV3D_UNIT
    138 };
    139