1 /* $NetBSD: btnmgr.c,v 1.21 2007/03/04 06:01:46 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 5 * Shin Takemura and PocketBSD Project. 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 the PocketBSD project 18 * and its contributors. 19 * 4. Neither the name of the project 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 */ 36 37 #include <sys/cdefs.h> 38 __KERNEL_RCSID(0, "$NetBSD: btnmgr.c,v 1.21 2007/03/04 06:01:46 christos Exp $"); 39 40 #ifdef _KERNEL_OPT 41 #include "opt_btnmgr.h" 42 #include "opt_wsdisplay_compat.h" 43 #endif 44 45 #include <sys/param.h> 46 #include <sys/systm.h> 47 #include <sys/ioctl.h> 48 #include <sys/conf.h> 49 #include <sys/device.h> 50 #include <sys/malloc.h> 51 #include <sys/kernel.h> 52 53 #include <dev/wscons/wsconsio.h> 54 #include <dev/wscons/wskbdvar.h> 55 #include <dev/wscons/wsksymdef.h> 56 #ifdef WSDISPLAY_COMPAT_RAWKBD 57 #include <dev/hpc/pckbd_encode.h> 58 #endif 59 60 #include <machine/bus.h> 61 #include <machine/autoconf.h> 62 #include <machine/config_hook.h> 63 64 #ifdef BTNMGRDEBUG 65 #ifndef BTNMGRDEBUG_CONF 66 #define BTNMGRDEBUG_CONF 0 67 #endif 68 int btnmgr_debug = BTNMGRDEBUG_CONF; 69 #define DPRINTF(arg) if (btnmgr_debug) printf arg; 70 #define DPRINTFN(n, arg) if (btnmgr_debug > (n)) printf arg; 71 #else 72 #define DPRINTF(arg) 73 #define DPRINTFN(n, arg) 74 #endif 75 76 struct btnmgr_softc { 77 struct device sc_dev; 78 config_hook_tag sc_hook_tag; 79 int sc_enabled; 80 struct device *sc_wskbddev; 81 #ifdef WSDISPLAY_COMPAT_RAWKBD 82 int sc_rawkbd; 83 #endif 84 }; 85 86 int btnmgrmatch(struct device *, struct cfdata *, void *); 87 void btnmgrattach(struct device *, struct device *, void *); 88 const char *btnmgr_name(long); 89 static int btnmgr_hook(void *, int, long, void *); 90 91 /* 92 * global/static data 93 */ 94 CFATTACH_DECL(btnmgr, sizeof(struct btnmgr_softc), 95 btnmgrmatch, btnmgrattach, NULL, NULL); 96 97 #ifdef notyet 98 dev_type_open(btnmgropen); 99 dev_type_close(btnmgrclose); 100 dev_type_read(btnmgrread); 101 dev_type_write(btnmgrwrite); 102 dev_type_ioctl(btnmgrioctl); 103 104 const struct cdevsw btnmgr_cdevsw = { 105 btnmgropen, btnmgrclose, btnmgrread, btnmgrwrite, btnmgrioctl, 106 nostop, notty, nopoll, nommap, nokqfilter, 107 }; 108 #endif /* notyet */ 109 110 /* wskbd accessopts */ 111 int btnmgr_wskbd_enable(void *, int); 112 void btnmgr_wskbd_set_leds(void *, int); 113 int btnmgr_wskbd_ioctl(void *, u_long, void *, int, struct lwp *); 114 115 const struct wskbd_accessops btnmgr_wskbd_accessops = { 116 btnmgr_wskbd_enable, 117 btnmgr_wskbd_set_leds, 118 btnmgr_wskbd_ioctl, 119 }; 120 121 /* button config: index by button event id */ 122 static const struct { 123 int kevent; 124 int keycode; 125 const char *name; 126 } button_config[] = { 127 /* id kevent keycode name */ 128 [CONFIG_HOOK_BUTTONEVENT_POWER] = { 0, 0, "Power" }, 129 [CONFIG_HOOK_BUTTONEVENT_OK] = { 1, 28, "OK" }, 130 [CONFIG_HOOK_BUTTONEVENT_CANCEL] = { 1, 1, "Cancel" }, 131 [CONFIG_HOOK_BUTTONEVENT_UP] = { 1, 72, "Up" }, 132 [CONFIG_HOOK_BUTTONEVENT_DOWN] = { 1, 80, "Down" }, 133 [CONFIG_HOOK_BUTTONEVENT_REC] = { 0, 0, "Rec" }, 134 [CONFIG_HOOK_BUTTONEVENT_COVER] = { 0, 0, "Cover" }, 135 [CONFIG_HOOK_BUTTONEVENT_LIGHT] = { 1, 57, "Light" }, 136 [CONFIG_HOOK_BUTTONEVENT_CONTRAST] = { 0, 0, "Contrast" }, 137 [CONFIG_HOOK_BUTTONEVENT_APP0] = { 1, 67, "Application 0" }, 138 [CONFIG_HOOK_BUTTONEVENT_APP1] = { 1, 68, "Application 1" }, 139 [CONFIG_HOOK_BUTTONEVENT_APP2] = { 1, 87, "Application 2" }, 140 [CONFIG_HOOK_BUTTONEVENT_APP3] = { 1, 88, "Application 3" }, 141 }; 142 static const int n_button_config = 143 sizeof(button_config) / sizeof(*button_config); 144 145 #define KC(n) KS_KEYCODE(n) 146 static const keysym_t btnmgr_keydesc_default[] = { 147 /* pos normal shifted */ 148 KC(1), KS_Escape, 149 KC(28), KS_Return, 150 KC(57), KS_Cmd, KS_Cmd_BacklightToggle, 151 KC(67), KS_f9, 152 KC(68), KS_f10, 153 KC(72), KS_KP_Up, 154 KC(80), KS_KP_Down, 155 KC(87), KS_f11, 156 KC(88), KS_f12, 157 }; 158 #undef KC 159 #define KBD_MAP(name, base, map) \ 160 { name, base, sizeof(map)/sizeof(keysym_t), map } 161 const struct wscons_keydesc btnmgr_keydesctab[] = { 162 KBD_MAP(KB_US, 0, btnmgr_keydesc_default), 163 {0, 0, 0, 0} 164 }; 165 #undef KBD_MAP 166 167 struct wskbd_mapdata btnmgr_keymapdata = { 168 btnmgr_keydesctab, 169 KB_US, /* XXX, This is bad idea... */ 170 }; 171 172 /* 173 * function bodies 174 */ 175 int 176 btnmgrmatch(struct device *parent, struct cfdata *match, void *aux) 177 { 178 struct mainbus_attach_args *ma = aux; 179 180 if (strcmp(ma->ma_name, match->cf_name)) 181 return 0; 182 183 return (1); 184 } 185 186 void 187 btnmgrattach(struct device *parent, 188 struct device *self, void *aux) 189 { 190 int id; 191 struct btnmgr_softc *sc = device_private(self); 192 struct wskbddev_attach_args wa; 193 194 printf("\n"); 195 196 /* 197 * install button event listener 198 */ 199 for (id = 0; id <= n_button_config; id++) 200 if (button_config[id].name != NULL) 201 sc->sc_hook_tag = config_hook(CONFIG_HOOK_BUTTONEVENT, 202 id, CONFIG_HOOK_SHARE, 203 btnmgr_hook, sc); 204 205 /* 206 * attach wskbd 207 */ 208 wa.console = 0; 209 wa.keymap = &btnmgr_keymapdata; 210 wa.accessops = &btnmgr_wskbd_accessops; 211 wa.accesscookie = sc; 212 213 sc->sc_wskbddev = config_found(self, &wa, wskbddevprint); 214 } 215 216 static int 217 btnmgr_hook(void *ctx, int type, long id, void *msg) 218 { 219 struct btnmgr_softc *sc = ctx; 220 221 DPRINTF(("%s button: %s\n", btnmgr_name(id), msg ? "ON" : "OFF")); 222 223 if (button_config[id].kevent) { 224 u_int evtype; 225 evtype = msg ? WSCONS_EVENT_KEY_DOWN : WSCONS_EVENT_KEY_UP; 226 #ifdef WSDISPLAY_COMPAT_RAWKBD 227 if (sc->sc_rawkbd) { 228 int n; 229 u_char data[16]; 230 n = pckbd_encode(evtype, button_config[id].keycode, 231 data); 232 wskbd_rawinput(sc->sc_wskbddev, data, n); 233 } else 234 #endif 235 wskbd_input(sc->sc_wskbddev, evtype, 236 button_config[id].keycode); 237 } 238 239 if (id == CONFIG_HOOK_BUTTONEVENT_POWER && msg) 240 config_hook_call(CONFIG_HOOK_PMEVENT, 241 CONFIG_HOOK_PMEVENT_SUSPENDREQ, NULL); 242 else if (id == CONFIG_HOOK_BUTTONEVENT_COVER) 243 config_hook_call(CONFIG_HOOK_POWERCONTROL, 244 CONFIG_HOOK_POWERCONTROL_LCDLIGHT, (void*)(msg ? 0: 1)); 245 246 return (0); 247 } 248 249 const char * 250 btnmgr_name(long id) 251 { 252 if (id < n_button_config) 253 return (button_config[id].name); 254 return ("unknown"); 255 } 256 257 int 258 btnmgr_wskbd_enable(void *scx, int on) 259 { 260 struct btnmgr_softc *sc = scx; 261 262 if (on) { 263 if (sc->sc_enabled) 264 return (EBUSY); 265 sc->sc_enabled = 1; 266 } else { 267 sc->sc_enabled = 0; 268 } 269 270 return (0); 271 } 272 273 void 274 btnmgr_wskbd_set_leds(void *scx, int leds) 275 { 276 /* 277 * We have nothing to do. 278 */ 279 } 280 281 int 282 btnmgr_wskbd_ioctl(void *scx, u_long cmd, void *data, int flag, 283 struct lwp *l) 284 { 285 #ifdef WSDISPLAY_COMPAT_RAWKBD 286 struct btnmgr_softc *sc = scx; 287 #endif 288 switch (cmd) { 289 case WSKBDIO_GTYPE: 290 *(int *)data = WSKBD_TYPE_HPC_BTN; 291 return (0); 292 case WSKBDIO_SETLEDS: 293 DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__)); 294 return (0); 295 case WSKBDIO_GETLEDS: 296 DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__)); 297 *(int *)data = 0; 298 return (0); 299 #ifdef WSDISPLAY_COMPAT_RAWKBD 300 case WSKBDIO_SETMODE: 301 sc->sc_rawkbd = (*(int *)data == WSKBD_RAW); 302 DPRINTF(("%s(%d): rawkbd is %s\n", __FILE__, __LINE__, 303 sc->sc_rawkbd ? "on" : "off")); 304 return (0); 305 #endif 306 } 307 return (EPASSTHROUGH); 308 } 309 310 #ifdef notyet 311 int 312 btnmgropen(dev_t dev, int flag, int mode, struct lwp *l) 313 { 314 return (EINVAL); 315 } 316 317 int 318 btnmgrclose(dev_t dev, int flag, int mode, struct lwp *l) 319 { 320 return (EINVAL); 321 } 322 323 int 324 btnmgrread(dev_t dev, struct uio *uio, int flag) 325 { 326 return (EINVAL); 327 } 328 329 int 330 btnmgrwrite(dev_t dev, struct uio *uio, int flag) 331 { 332 return (EINVAL); 333 } 334 335 int 336 btnmgrioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l) 337 { 338 return (EINVAL); 339 } 340 #endif /* notyet */ 341