mkbd.c revision 1.3
1 /* $NetBSD: mkbd.c,v 1.3 2001/01/31 00:08:35 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 Marcus Comstedt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Marcus Comstedt. 18 * 4. Neither the name of The NetBSD Foundation nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #include <sys/param.h> 36 #include <sys/device.h> 37 #include <sys/fcntl.h> 38 #include <sys/poll.h> 39 #include <sys/select.h> 40 #include <sys/proc.h> 41 #include <sys/signalvar.h> 42 #include <sys/systm.h> 43 44 #include "wskbd.h" 45 46 #include <dev/wscons/wsconsio.h> 47 #include <dev/wscons/wskbdvar.h> 48 #include <dev/wscons/wsksymdef.h> 49 #include <dev/wscons/wsksymvar.h> 50 51 #include <machine/cpu.h> 52 #include <machine/bus.h> 53 54 #include <dreamcast/dev/maple/maple.h> 55 #include <dreamcast/dev/maple/mapleconf.h> 56 #include <dreamcast/dev/maple/mkbdvar.h> 57 #include <dreamcast/dev/maple/mkbdmap.h> 58 59 60 /* 61 * Function declarations. 62 */ 63 static int mkbdmatch __P((struct device *, struct cfdata *, void *)); 64 static void mkbdattach __P((struct device *, struct device *, void *)); 65 66 int mkbd_enable __P((void *, int)); 67 void mkbd_set_leds __P((void *, int)); 68 int mkbd_ioctl __P((void *, u_long, caddr_t, int, struct proc *)); 69 70 struct wskbd_accessops mkbd_accessops = { 71 mkbd_enable, 72 mkbd_set_leds, 73 mkbd_ioctl, 74 }; 75 76 static void mkbd_intr __P((struct mkbd_softc *, struct mkbd_condition *, int)); 77 78 void mkbd_cngetc __P((void *, u_int *, int *)); 79 void mkbd_cnpollc __P((void *, int)); 80 int mkbd_cnattach __P((void)); 81 82 struct wskbd_consops mkbd_consops = { 83 mkbd_cngetc, 84 mkbd_cnpollc, 85 }; 86 87 struct wskbd_mapdata mkbd_keymapdata = { 88 mkbd_keydesctab, 89 KB_JP, 90 }; 91 92 static struct mkbd_softc *mkbd_console_softc = NULL; 93 94 /* Driver definition. */ 95 struct cfattach mkbd_ca = { 96 sizeof(struct mkbd_softc), mkbdmatch, mkbdattach 97 }; 98 99 static int 100 mkbdmatch(parent, cf, aux) 101 struct device *parent; 102 struct cfdata *cf; 103 void *aux; 104 { 105 struct maple_attach_args *ma = aux; 106 107 return (ma->ma_devinfo->di_func & MAPLE_FUNC_KEYBOARD) != 0; 108 } 109 110 static void 111 mkbdattach(parent, self, aux) 112 struct device *parent, *self; 113 void *aux; 114 { 115 struct mkbd_softc *sc = (struct mkbd_softc *)self; 116 struct maple_attach_args *ma = aux; 117 #if NWSKBD > 0 118 struct wskbddev_attach_args a; 119 static int mkbd_console_initted = 0; 120 #endif 121 u_int32_t kbdtype; 122 123 sc->sc_parent = parent; 124 sc->sc_port = ma->ma_port; 125 sc->sc_subunit = ma->ma_subunit; 126 127 kbdtype = maple_get_function_data(ma->ma_devinfo, 128 MAPLE_FUNC_KEYBOARD) >> 24; 129 switch(kbdtype) { 130 case 1: 131 printf(" (Japanese keyboard)"); 132 break; 133 case 2: 134 printf(" (US keyboard)"); 135 break; 136 case 3: 137 printf(" (European keyboard)"); 138 break; 139 default: 140 printf(" (Unknown keyboard %d)", kbdtype); 141 } 142 printf("\n"); 143 144 #if NWSKBD > 0 145 a.console = (++mkbd_console_initted == 1); 146 a.keymap = &mkbd_keymapdata; 147 a.accessops = &mkbd_accessops; 148 a.accesscookie = sc; 149 if (a.console) 150 mkbd_console_softc = sc; 151 sc->sc_wskbddev = config_found(self, &a, wskbddevprint); 152 #endif 153 154 maple_set_condition_callback(parent, sc->sc_port, sc->sc_subunit, 155 MAPLE_FUNC_KEYBOARD, 156 (void (*)(void *, void *, int))mkbd_intr, 157 sc); 158 } 159 160 161 162 int 163 mkbd_enable(v, on) 164 void *v; 165 int on; 166 { 167 return 0; 168 } 169 170 void 171 mkbd_set_leds(v, on) 172 void *v; 173 int on; 174 { 175 } 176 177 int 178 mkbd_ioctl(v, cmd, data, flag, p) 179 void *v; 180 u_long cmd; 181 caddr_t data; 182 int flag; 183 struct proc *p; 184 { 185 switch (cmd) { 186 187 case WSKBDIO_GTYPE: 188 *(int *)data = 0; /* XXX */ 189 return 0; 190 case WSKBDIO_SETLEDS: 191 return 0; 192 case WSKBDIO_GETLEDS: 193 *(int *)data = 0; 194 return 0; 195 case WSKBDIO_BELL: 196 case WSKBDIO_COMPLEXBELL: 197 return 0; 198 } 199 200 return -1; 201 } 202 203 204 int 205 mkbd_cnattach() 206 { 207 wskbd_cnattach(&mkbd_consops, NULL, &mkbd_keymapdata); 208 209 return 0; 210 } 211 212 static int polledkey; 213 extern int maple_polling; 214 215 #define SHIFT_KEYCODE_BASE 0x100 216 #define UP_KEYCODE_FLAG 0x1000 217 218 #define KEY_UP(n) \ 219 if (maple_polling) \ 220 polledkey = (n)|UP_KEYCODE_FLAG; \ 221 else \ 222 wskbd_input(sc->sc_wskbddev, WSCONS_EVENT_KEY_UP, (n)) 223 224 #define KEY_DOWN(n) \ 225 if (maple_polling) \ 226 polledkey = (n); \ 227 else \ 228 wskbd_input(sc->sc_wskbddev, WSCONS_EVENT_KEY_DOWN, (n)) 229 230 #define SHIFT_UP(n) KEY_UP((n)|SHIFT_KEYCODE_BASE) 231 #define SHIFT_DOWN(n) KEY_DOWN((n)|SHIFT_KEYCODE_BASE) 232 233 static void 234 mkbd_intr(sc, kbddata, sz) 235 struct mkbd_softc *sc; 236 struct mkbd_condition *kbddata; 237 int sz; 238 { 239 if (sz >= sizeof(struct mkbd_condition)) { 240 int i, j, v; 241 242 v = sc->sc_condition.shift & ~kbddata->shift; 243 if (v) 244 for (i=0; i<8; i++) 245 if (v & (1<<i)) 246 SHIFT_UP(i); 247 248 v = kbddata->shift & ~sc->sc_condition.shift; 249 if (v) 250 for (i=0; i<8; i++) 251 if (v & (1<<i)) 252 SHIFT_DOWN(i); 253 254 for (i=0, j=0; i<6; i++) 255 if (sc->sc_condition.key[i] < 4) 256 break; 257 else if(sc->sc_condition.key[i] == kbddata->key[j]) 258 j++; 259 else 260 KEY_UP(sc->sc_condition.key[i]); 261 262 for (; j<6; j++) 263 if (kbddata->key[j] < 4) 264 break; 265 else 266 KEY_DOWN(kbddata->key[j]); 267 268 bcopy(kbddata, &sc->sc_condition, sizeof(struct mkbd_condition)); 269 } 270 } 271 272 void 273 mkbd_cngetc(v, type, data) 274 void *v; 275 u_int *type; 276 int *data; 277 { 278 int key; 279 280 polledkey = -1; 281 maple_polling = 1; 282 while (polledkey == -1) 283 if (mkbd_console_softc != NULL || 284 mkbd_console_softc->sc_parent != NULL) { 285 int t; 286 for(t=0; t<1000000; t++); 287 maple_run_polling(mkbd_console_softc->sc_parent); 288 } 289 maple_polling = 0; 290 key = polledkey; 291 292 *data = key & ~UP_KEYCODE_FLAG; 293 *type = (key & UP_KEYCODE_FLAG)? 294 WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN; 295 } 296 297 void 298 mkbd_cnpollc(v, on) 299 void *v; 300 int on; 301 { 302 } 303
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