sys/arch/news68k/dev/kb.c

   1 /*      $NetBSD: kb.c,v 1.8 2007/03/04 06:00:24 christos Exp $  */
   2
   3 /*-
   4  * Copyright (c) 2001 Izumi Tsutsui.  All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 /*
  28  * Copyright (c) 2000 Tsubai Masanari.
  29  * All rights reserved.
  30  *
  31  * Redistribution and use in source and binary forms, with or without
  32  * modification, are permitted provided that the following conditions
  33  * are met:
  34  * 1. Redistributions of source code must retain the above copyright
  35  *    notice, this list of conditions and the following disclaimer.
  36  * 2. Redistributions in binary form must reproduce the above copyright
  37  *    notice, this list of conditions and the following disclaimer in the
  38  *    documentation and/or other materials provided with the distribution.
  39  * 3. The name of the author may not be used to endorse or promote products
  40  *    derived from this software without specific prior written permission.
  41  *
  42  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  43  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  44  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  45  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  46  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  47  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  48  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  49  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  50  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  51  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  52  */
  53
  54 #include <sys/cdefs.h>
  55 __KERNEL_RCSID(0, "$NetBSD: kb.c,v 1.8 2007/03/04 06:00:24 christos Exp $");
  56
  57 #include <sys/param.h>
  58 #include <sys/systm.h>
  59 #include <sys/device.h>
  60
  61 #include <dev/wscons/wsconsio.h>
  62 #include <dev/wscons/wskbdvar.h>
  63 #include <dev/wscons/wsksymdef.h>
  64 #include <dev/wscons/wsksymvar.h>
  65
  66 #include <machine/bus.h>
  67
  68 #include <arch/news68k/dev/kbvar.h>
  69
  70 /* #define KB_DEBUG */
  71
  72 void    kb_cngetc(void *, u_int *, int *);
  73 void    kb_cnpollc(void *, int);
  74 int     kb_enable(void *, int);
  75 void    kb_set_leds(void *, int);
  76 int     kb_ioctl(void *, u_long, void *, int, struct lwp *);
  77
  78 extern struct wscons_keydesc newskb_keydesctab[];
  79
  80 struct wskbd_accessops kb_accessops = {
  81         kb_enable,
  82         kb_set_leds,
  83         kb_ioctl,
  84 };
  85
  86 struct wskbd_consops kb_consops = {
  87         kb_cngetc,
  88         kb_cnpollc,
  89 };
  90
  91 struct wskbd_mapdata kb_keymapdata = {
  92         newskb_keydesctab,
  93         KB_JP,
  94 };
  95
  96 void
  97 kb_intr(struct kb_softc *sc)
  98 {
  99         struct console_softc *kb_conssc = sc->sc_conssc;
 100         bus_space_tag_t bt = sc->sc_bt;
 101         bus_space_handle_t bh = sc->sc_bh;
 102         bus_size_t offset = sc->sc_offset;
 103         int key, val;
 104         u_int type;
 105
 106         kb_conssc->cs_nkeyevents++;
 107
 108         key = bus_space_read_1(bt, bh, offset);
 109         type = (key & 0x80) ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
 110         val = key & 0x7f;
 111
 112 #ifdef KB_DEBUG
 113         printf("kb_intr: key=%02x, type=%d, val=%02x\n", key, type, val);
 114 #endif
 115         kb_conssc->cs_key = key;
 116         kb_conssc->cs_type = type;
 117         kb_conssc->cs_val = val;
 118
 119         if (!kb_conssc->cs_polling)
 120                 wskbd_input(sc->sc_wskbddev, type, val);
 121 }
 122
 123 int
 124 kb_cnattach(struct console_softc *conssc_p)
 125 {
 126
 127         wskbd_cnattach(&kb_consops, conssc_p, &kb_keymapdata);
 128         return 0;
 129 }
 130
 131 void
 132 kb_cngetc(void *v, u_int *type, int *data)
 133 {
 134         struct console_softc *conssc = v;
 135         u_int nkey;
 136
 137         /* set to polling mode */
 138         conssc->cs_polling = 1;
 139
 140         /* wait until any keyevent occur */
 141         nkey = conssc->cs_nkeyevents;
 142         while (conssc->cs_nkeyevents == nkey)
 143                 ;
 144
 145         /* get last keyevent */
 146         *data = conssc->cs_val;
 147         *type = conssc->cs_type;
 148
 149         conssc->cs_polling = 0;
 150 }
 151
 152 void
 153 kb_cnpollc(void *v, int on)
 154 {
 155 }
 156
 157 int
 158 kb_enable(void *v, int on)
 159 {
 160
 161         return 0;
 162 }
 163
 164 void
 165 kb_set_leds(void *v, int on)
 166 {
 167 }
 168
 169 int
 170 kb_ioctl(void *v, u_long cmd, void *data, int flag, struct lwp *l)
 171 {
 172 #if 0
 173         struct console_softc *cs = v;
 174 #endif
 175
 176         switch (cmd) {
 177         case WSKBDIO_GTYPE:
 178                 *(int *)data = 0;       /* XXX */
 179                 return 0;
 180         case WSKBDIO_SETLEDS:
 181                 return 0;
 182         case WSKBDIO_GETLEDS:
 183                 *(int *)data = 0;
 184                 return 0;
 185         case WSKBDIO_COMPLEXBELL:
 186                 return 0;
 187         }
 188
 189         return EPASSTHROUGH;
 190 }