1 /* $NetBSD: btnmgr.c,v 1.26 2012/10/27 17:18:17 chs 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 1.26 2012/10/27 17:18:17 chs 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 <sys/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 config_hook_tag sc_hook_tag; 78 int sc_enabled; 79 device_t sc_wskbddev; 80 #ifdef WSDISPLAY_COMPAT_RAWKBD 81 int sc_rawkbd; 82 #endif 83 }; 84 85 int btnmgrmatch(device_t, cfdata_t, void *); 86 void btnmgrattach(device_t, device_t, void *); 87 const char *btnmgr_name(long); 88 static int btnmgr_hook(void *, int, long, void *); 89 90 /* 91 * global/static data 92 */ 93 CFATTACH_DECL_NEW(btnmgr, sizeof(struct btnmgr_softc), 94 btnmgrmatch, btnmgrattach, NULL, NULL); 95 96 #ifdef notyet 97 dev_type_open(btnmgropen); 98 dev_type_close(btnmgrclose); 99 dev_type_read(btnmgrread); 100 dev_type_write(btnmgrwrite); 101 dev_type_ioctl(btnmgrioctl); 102 103 const struct cdevsw btnmgr_cdevsw = { 104 btnmgropen, btnmgrclose, btnmgrread, btnmgrwrite, btnmgrioctl, 105 nostop, notty, nopoll, nommap, nokqfilter, 106 }; 107 #endif /* notyet */ 108 109 /* wskbd accessopts */ 110 int btnmgr_wskbd_enable(void *, int); 111 void btnmgr_wskbd_set_leds(void *, int); 112 int btnmgr_wskbd_ioctl(void *, u_long, void *, int, struct lwp *); 113 114 const struct wskbd_accessops btnmgr_wskbd_accessops = { 115 btnmgr_wskbd_enable, 116 btnmgr_wskbd_set_leds, 117 btnmgr_wskbd_ioctl, 118 }; 119 120 /* button config: index by button event id */ 121 static const struct { 122 int kevent; 123 int keycode; 124 const char *name; 125 } button_config[] = { 126 /* id kevent keycode name */ 127 [CONFIG_HOOK_BUTTONEVENT_POWER] = { 0, 0, "Power" }, 128 [CONFIG_HOOK_BUTTONEVENT_OK] = { 1, 28, "OK" }, 129 [CONFIG_HOOK_BUTTONEVENT_CANCEL] = { 1, 1, "Cancel" }, 130 [CONFIG_HOOK_BUTTONEVENT_UP] = { 1, 72, "Up" }, 131 [CONFIG_HOOK_BUTTONEVENT_DOWN] = { 1, 80, "Down" }, 132 [CONFIG_HOOK_BUTTONEVENT_REC] = { 0, 0, "Rec" }, 133 [CONFIG_HOOK_BUTTONEVENT_COVER] = { 0, 0, "Cover" }, 134 [CONFIG_HOOK_BUTTONEVENT_LIGHT] = { 1, 57, "Light" }, 135 [CONFIG_HOOK_BUTTONEVENT_CONTRAST] = { 0, 0, "Contrast" }, 136 [CONFIG_HOOK_BUTTONEVENT_APP0] = { 1, 67, "Application 0" }, 137 [CONFIG_HOOK_BUTTONEVENT_APP1] = { 1, 68, "Application 1" }, 138 [CONFIG_HOOK_BUTTONEVENT_APP2] = { 1, 87, "Application 2" }, 139 [CONFIG_HOOK_BUTTONEVENT_APP3] = { 1, 88, "Application 3" }, 140 }; 141 static const int n_button_config = 142 sizeof(button_config) / sizeof(*button_config); 143 144 #define KC(n) KS_KEYCODE(n) 145 static const keysym_t btnmgr_keydesc_default[] = { 146 /* pos normal shifted */ 147 KC(1), KS_Escape, 148 KC(28), KS_Return, 149 KC(57), KS_Cmd, KS_Cmd_BacklightToggle, 150 KC(67), KS_f9, 151 KC(68), KS_f10, 152 KC(72), KS_KP_Up, 153 KC(80), KS_KP_Down, 154 KC(87), KS_f11, 155 KC(88), KS_f12, 156 }; 157 #undef KC 158 #define KBD_MAP(name, base, map) \ 159 { name, base, sizeof(map)/sizeof(keysym_t), map } 160 const struct wscons_keydesc btnmgr_keydesctab[] = { 161 KBD_MAP(KB_US, 0, btnmgr_keydesc_default), 162 {0, 0, 0, 0} 163 }; 164 #undef KBD_MAP 165 166 struct wskbd_mapdata btnmgr_keymapdata = { 167 btnmgr_keydesctab, 168 KB_US, /* XXX, This is bad idea... */ 169 }; 170 171 /* 172 * function bodies 173 */ 174 int 175 btnmgrmatch(device_t parent, cfdata_t match, void *aux) 176 { 177 struct mainbus_attach_args *ma = aux; 178 179 if (strcmp(ma->ma_name, match->cf_name)) 180 return 0; 181 182 return (1); 183 } 184 185 void 186 btnmgrattach(device_t parent, 187 device_t self, void *aux) 188 { 189 int id; 190 struct btnmgr_softc *sc = device_private(self); 191 struct wskbddev_attach_args wa; 192 193 printf("\n"); 194 195 /* 196 * install button event listener 197 */ 198 for (id = 0; id <= n_button_config; id++) 199 if (button_config[id].name != NULL) 200 sc->sc_hook_tag = config_hook(CONFIG_HOOK_BUTTONEVENT, 201 id, CONFIG_HOOK_SHARE, 202 btnmgr_hook, sc); 203 204 /* 205 * attach wskbd 206 */ 207 wa.console = 0; 208 wa.keymap = &btnmgr_keymapdata; 209 wa.accessops = &btnmgr_wskbd_accessops; 210 wa.accesscookie = sc; 211 212 sc->sc_wskbddev = config_found(self, &wa, wskbddevprint); 213 214 if (!pmf_device_register(self, NULL, NULL)) 215 aprint_error_dev(self, "unable to establish power handler\n"); 216 } 217 218 static int 219 btnmgr_hook(void *ctx, int type, long id, void *msg) 220 { 221 struct btnmgr_softc *sc = ctx; 222 223 DPRINTF(("%s button: %s\n", btnmgr_name(id), msg ? "ON" : "OFF")); 224 225 if (button_config[id].kevent) { 226 u_int evtype; 227 evtype = msg ? WSCONS_EVENT_KEY_DOWN : WSCONS_EVENT_KEY_UP; 228 #ifdef WSDISPLAY_COMPAT_RAWKBD 229 if (sc->sc_rawkbd) { 230 int n; 231 u_char data[16]; 232 n = pckbd_encode(evtype, button_config[id].keycode, 233 data); 234 wskbd_rawinput(sc->sc_wskbddev, data, n); 235 } else 236 #endif 237 wskbd_input(sc->sc_wskbddev, evtype, 238 button_config[id].keycode); 239 } 240 241 if (id == CONFIG_HOOK_BUTTONEVENT_POWER && msg) 242 config_hook_call(CONFIG_HOOK_PMEVENT, 243 CONFIG_HOOK_PMEVENT_SUSPENDREQ, NULL); 244 else if (id == CONFIG_HOOK_BUTTONEVENT_COVER) 245 config_hook_call(CONFIG_HOOK_POWERCONTROL, 246 CONFIG_HOOK_POWERCONTROL_LCDLIGHT, (void*)(msg ? 0: 1)); 247 248 return (0); 249 } 250 251 const char * 252 btnmgr_name(long id) 253 { 254 if (id < n_button_config) 255 return (button_config[id].name); 256 return ("unknown"); 257 } 258 259 int 260 btnmgr_wskbd_enable(void *scx, int on) 261 { 262 struct btnmgr_softc *sc = scx; 263 264 if (on) { 265 if (sc->sc_enabled) 266 return (EBUSY); 267 sc->sc_enabled = 1; 268 } else { 269 sc->sc_enabled = 0; 270 } 271 272 return (0); 273 } 274 275 void 276 btnmgr_wskbd_set_leds(void *scx, int leds) 277 { 278 /* 279 * We have nothing to do. 280 */ 281 } 282 283 int 284 btnmgr_wskbd_ioctl(void *scx, u_long cmd, void *data, int flag, 285 struct lwp *l) 286 { 287 #ifdef WSDISPLAY_COMPAT_RAWKBD 288 struct btnmgr_softc *sc = scx; 289 #endif 290 switch (cmd) { 291 case WSKBDIO_GTYPE: 292 *(int *)data = WSKBD_TYPE_HPC_BTN; 293 return (0); 294 case WSKBDIO_SETLEDS: 295 DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__)); 296 return (0); 297 case WSKBDIO_GETLEDS: 298 DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__)); 299 *(int *)data = 0; 300 return (0); 301 #ifdef WSDISPLAY_COMPAT_RAWKBD 302 case WSKBDIO_SETMODE: 303 sc->sc_rawkbd = (*(int *)data == WSKBD_RAW); 304 DPRINTF(("%s(%d): rawkbd is %s\n", __FILE__, __LINE__, 305 sc->sc_rawkbd ? "on" : "off")); 306 return (0); 307 #endif 308 } 309 return (EPASSTHROUGH); 310 } 311 312 #ifdef notyet 313 int 314 btnmgropen(dev_t dev, int flag, int mode, struct lwp *l) 315 { 316 return (EINVAL); 317 } 318 319 int 320 btnmgrclose(dev_t dev, int flag, int mode, struct lwp *l) 321 { 322 return (EINVAL); 323 } 324 325 int 326 btnmgrread(dev_t dev, struct uio *uio, int flag) 327 { 328 return (EINVAL); 329 } 330 331 int 332 btnmgrwrite(dev_t dev, struct uio *uio, int flag) 333 { 334 return (EINVAL); 335 } 336 337 int 338 btnmgrioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l) 339 { 340 return (EINVAL); 341 } 342 #endif /* notyet */ 343