1 /* $NetBSD: kb.c,v 1.6 2004/09/04 13:43:11 tsutsui Exp $ */ 2 3 /* 4 * Copyright (c) 2001 Izumi Tsutsui. 5 * Copyright (c) 2000 Tsubai Masanari. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <sys/cdefs.h> 32 __KERNEL_RCSID(0, "$NetBSD: kb.c,v 1.6 2004/09/04 13:43:11 tsutsui Exp $"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/device.h> 37 38 #include <dev/wscons/wsconsio.h> 39 #include <dev/wscons/wskbdvar.h> 40 #include <dev/wscons/wsksymdef.h> 41 #include <dev/wscons/wsksymvar.h> 42 43 #include <machine/bus.h> 44 45 #include <arch/news68k/dev/kbvar.h> 46 47 /* #define KB_DEBUG */ 48 49 void kb_cngetc(void *, u_int *, int *); 50 void kb_cnpollc(void *, int); 51 int kb_enable(void *, int); 52 void kb_set_leds(void *, int); 53 int kb_ioctl(void *, u_long, caddr_t, int, struct proc *); 54 55 extern struct wscons_keydesc newskb_keydesctab[]; 56 57 struct wskbd_accessops kb_accessops = { 58 kb_enable, 59 kb_set_leds, 60 kb_ioctl, 61 }; 62 63 struct wskbd_consops kb_consops = { 64 kb_cngetc, 65 kb_cnpollc, 66 }; 67 68 struct wskbd_mapdata kb_keymapdata = { 69 newskb_keydesctab, 70 KB_JP, 71 }; 72 73 void 74 kb_intr(struct kb_softc *sc) 75 { 76 struct console_softc *kb_conssc = sc->sc_conssc; 77 bus_space_tag_t bt = sc->sc_bt; 78 bus_space_handle_t bh = sc->sc_bh; 79 bus_size_t offset = sc->sc_offset; 80 int key, val; 81 u_int type; 82 83 kb_conssc->cs_nkeyevents++; 84 85 key = bus_space_read_1(bt, bh, offset); 86 type = (key & 0x80) ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN; 87 val = key & 0x7f; 88 89 #ifdef KB_DEBUG 90 printf("kb_intr: key=%02x, type=%d, val=%02x\n", key, type, val); 91 #endif 92 kb_conssc->cs_key = key; 93 kb_conssc->cs_type = type; 94 kb_conssc->cs_val = val; 95 96 if (!kb_conssc->cs_polling) 97 wskbd_input(sc->sc_wskbddev, type, val); 98 } 99 100 int 101 kb_cnattach(struct console_softc *conssc_p) 102 { 103 104 wskbd_cnattach(&kb_consops, conssc_p, &kb_keymapdata); 105 return 0; 106 } 107 108 void 109 kb_cngetc(void *v, u_int *type, int *data) 110 { 111 struct console_softc *conssc = v; 112 u_int nkey; 113 114 /* set to polling mode */ 115 conssc->cs_polling = 1; 116 117 /* wait until any keyevent occur */ 118 nkey = conssc->cs_nkeyevents; 119 while (conssc->cs_nkeyevents == nkey) 120 ; 121 122 /* get last keyevent */ 123 *data = conssc->cs_val; 124 *type = conssc->cs_type; 125 126 conssc->cs_polling = 0; 127 } 128 129 void 130 kb_cnpollc(void *v, int on) 131 { 132 } 133 134 int 135 kb_enable(void *v, int on) 136 { 137 138 return 0; 139 } 140 141 void 142 kb_set_leds(void *v, int on) 143 { 144 } 145 146 int 147 kb_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 148 { 149 #if 0 150 struct console_softc *cs = v; 151 #endif 152 153 switch (cmd) { 154 case WSKBDIO_GTYPE: 155 *(int *)data = 0; /* XXX */ 156 return 0; 157 case WSKBDIO_SETLEDS: 158 return 0; 159 case WSKBDIO_GETLEDS: 160 *(int *)data = 0; 161 return 0; 162 case WSKBDIO_COMPLEXBELL: 163 return 0; 164 } 165 166 return EPASSTHROUGH; 167 } 168