sys/arch/x68k/dev/grfvar.h

   1 /*      $NetBSD: grfvar.h,v 1.10 2007/03/04 06:01:06 christos Exp $     */
   2
   3 /*
   4  * Copyright (c) 1990, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * This code is derived from software contributed to Berkeley by
   8  * the Systems Programming Group of the University of Utah Computer
   9  * Science Department.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  * 3. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  *
  35  * from: Utah $Hdr: grfvar.h 1.11 93/08/13$
  36  *
  37  *      @(#)grfvar.h    8.2 (Berkeley) 9/9/93
  38  */
  39 /*
  40  * Copyright (c) 1988 University of Utah.
  41  *
  42  * This code is derived from software contributed to Berkeley by
  43  * the Systems Programming Group of the University of Utah Computer
  44  * Science Department.
  45  *
  46  * Redistribution and use in source and binary forms, with or without
  47  * modification, are permitted provided that the following conditions
  48  * are met:
  49  * 1. Redistributions of source code must retain the above copyright
  50  *    notice, this list of conditions and the following disclaimer.
  51  * 2. Redistributions in binary form must reproduce the above copyright
  52  *    notice, this list of conditions and the following disclaimer in the
  53  *    documentation and/or other materials provided with the distribution.
  54  * 3. All advertising materials mentioning features or use of this software
  55  *    must display the following acknowledgement:
  56  *      This product includes software developed by the University of
  57  *      California, Berkeley and its contributors.
  58  * 4. Neither the name of the University nor the names of its contributors
  59  *    may be used to endorse or promote products derived from this software
  60  *    without specific prior written permission.
  61  *
  62  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  63  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  64  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  65  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  66  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  67  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  68  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  69  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  70  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  71  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  72  * SUCH DAMAGE.
  73  *
  74  * from: Utah $Hdr: grfvar.h 1.11 93/08/13$
  75  *
  76  *      @(#)grfvar.h    8.2 (Berkeley) 9/9/93
  77  */
  78
  79 /* internal structure of lock page */
  80 #define GRFMAXLCK       256
  81 struct  grf_lockpage {
  82         u_char  gl_locks[GRFMAXLCK];
  83 };
  84 #define gl_lockslot gl_locks[0]
  85
  86 struct grf_softc;
  87
  88 /*
  89  * Static configuration info for display types
  90  */
  91 struct  grfsw {
  92         int     gd_hwid;        /* id returned by hardware */
  93         int     gd_swid;        /* id to be returned by software */
  94         const char *gd_desc;    /* description printed at config time */
  95         int     (*gd_init)(struct grf_softc *, void *);
  96         int     (*gd_mode)(struct grf_softc *, u_long, void *);
  97 };
  98
  99 /* per display info */
 100 struct  grf_softc {
 101         device_t g_device;              /* for config */
 102         int     g_flags;                /* software flags */
 103         int     g_cfaddr;               /* "addr" locator */
 104         struct  grfsw *g_sw;            /* static configuration info */
 105         void *  g_regkva;               /* KVA of registers */
 106         void *  g_fbkva;                /* KVA of framebuffer */
 107         struct  grfinfo g_display;      /* hardware description (for ioctl) */
 108         void *  g_data;                 /* device dependent data */
 109 };
 110
 111 /* flags */
 112 #define GF_ALIVE        0x01
 113 #define GF_OPEN         0x02
 114 #define GF_EXCLUDE      0x04
 115 #define GF_WANTED       0x08
 116
 117 /* requests to mode routine */
 118 #define GM_GRFON        1
 119 #define GM_GRFOFF       2
 120 #define GM_GRFOVON      3
 121 #define GM_GRFOVOFF     4
 122 #define GM_DESCRIBE     5
 123 #define GM_MAP          6
 124 #define GM_UNMAP        7
 125
 126 #define GM_GRFCONFIG    8
 127 #define GM_GRFGETVMODE  9
 128 #define GM_GRFSETVMODE  10
 129 #define GM_GRFGETNUMVM  11
 130 #define GM_GRFGETBANK   12
 131 #define GM_GRFSETBANK   13
 132 #define GM_GRFGETCURBANK 14
 133 #define GM_GRFIOCTL     15
 134
 135 /* minor device interpretation */
 136 #define GRFUNIT(d)      minor(d)
 137
 138 #ifdef _KERNEL
 139 extern  struct grfsw grfsw[];
 140 extern  int ngrfsw;
 141 #endif