xref: /netbsd-src/sys/dev/hpc/btnmgr.c (revision 659f65e0ee29a604a89f76f049906e3fbc49abf7)
1 /*	$NetBSD: btnmgr.c,v 1.1 2001/02/22 18:37:54 uch 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 #define BTNMGRDEBUG
37 
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/ioctl.h>
41 #include <sys/conf.h>
42 #include <sys/device.h>
43 #include <sys/malloc.h>
44 #include <sys/kernel.h>
45 
46 #include "opt_wsdisplay_compat.h"
47 #include <dev/wscons/wsconsio.h>
48 #include <dev/wscons/wskbdvar.h>
49 #include <dev/wscons/wsksymdef.h>
50 #ifdef WSDISPLAY_COMPAT_RAWKBD
51 #include <dev/hpc/pckbd_encode.h>
52 #endif
53 
54 #include <machine/bus.h>
55 #include <machine/autoconf.h>
56 #include <machine/config_hook.h>
57 
58 #ifdef BTNMGRDEBUG
59 #ifndef BTNMGRDEBUG_CONF
60 #define BTNMGRDEBUG_CONF 0
61 #endif
62 int	btnmgr_debug = BTNMGRDEBUG_CONF;
63 #define	DPRINTF(arg) if (btnmgr_debug) printf arg;
64 #define	DPRINTFN(n, arg) if (btnmgr_debug > (n)) printf arg;
65 #else
66 #define	DPRINTF(arg)
67 #define DPRINTFN(n, arg)
68 #endif
69 
70 cdev_decl(btnmgr);
71 
72 struct btnmgr_softc {
73 	struct device sc_dev;
74 	config_hook_tag	sc_hook_tag;
75 	int sc_enabled;
76 	struct device *sc_wskbddev;
77 #ifdef WSDISPLAY_COMPAT_RAWKBD
78 	int sc_rawkbd;
79 #endif
80 };
81 
82 /*
83 static struct btnmgr_softc *the_btnmgr_sc;
84 */
85 
86 /*
87 void		btnmgrattach  __P((int));
88  */
89 int btnmgrmatch __P((struct device *, struct cfdata *, void *));
90 void btnmgrattach __P((struct device *, struct device *, void *));
91 char*		btnmgr_name __P((long));
92 static int	btnmgr_hook __P((void *, int, long, void *));
93 
94 
95 /*
96  * global/static data
97  */
98 struct cfattach btnmgr_ca = {
99 	sizeof(struct btnmgr_softc), btnmgrmatch, btnmgrattach
100 };
101 
102 /* wskbd accessopts */
103 int	btnmgr_wskbd_enable __P((void *, int));
104 void	btnmgr_wskbd_set_leds __P((void *, int));
105 int	btnmgr_wskbd_ioctl __P((void *, u_long, caddr_t, int, struct proc *));
106 
107 const struct wskbd_accessops btnmgr_wskbd_accessops = {
108 	btnmgr_wskbd_enable,
109 	btnmgr_wskbd_set_leds,
110 	btnmgr_wskbd_ioctl,
111 };
112 
113 /* button config: index by buttun event id */
114 static const struct {
115 	int  kevent;
116 	int  keycode;
117 	char *name;
118 } button_config[] = {
119 	/* id					kevent keycode name	*/
120 	[CONFIG_HOOK_BUTTONEVENT_POWER] =	{ 0,   0, "Power"	},
121 	[CONFIG_HOOK_BUTTONEVENT_OK] =		{ 1,  28, "OK"		},
122 	[CONFIG_HOOK_BUTTONEVENT_CANCEL] =	{ 1,   1, "Cancel"	},
123 	[CONFIG_HOOK_BUTTONEVENT_UP] =		{ 1,  72, "Up"		},
124 	[CONFIG_HOOK_BUTTONEVENT_DOWN] =	{ 1,  80, "Down"	},
125 	[CONFIG_HOOK_BUTTONEVENT_REC] =		{ 0,   0, "Rec"		},
126 	[CONFIG_HOOK_BUTTONEVENT_COVER] =	{ 0,   0, "Cover"	},
127 	[CONFIG_HOOK_BUTTONEVENT_LIGHT] =	{ 1,  57, "Light"	},
128 	[CONFIG_HOOK_BUTTONEVENT_CONTRAST] =	{ 0,   0, "Contrast"	},
129 	[CONFIG_HOOK_BUTTONEVENT_APP0] =	{ 1,  67, "Application 0" },
130 	[CONFIG_HOOK_BUTTONEVENT_APP1] =	{ 1,  68, "Application 1" },
131 	[CONFIG_HOOK_BUTTONEVENT_APP2] =	{ 1,  87, "Application 2" },
132 	[CONFIG_HOOK_BUTTONEVENT_APP3] =	{ 1,  88, "Application 3" },
133 };
134 static const int n_button_config =
135 	sizeof(button_config) / sizeof(*button_config);
136 
137 #define KC(n) KS_KEYCODE(n)
138 static const keysym_t btnmgr_keydesc_default[] = {
139 /*  pos				normal			shifted		*/
140     KC(1), 			KS_Escape,
141     KC(28), 			KS_Return,
142     KC(57),	KS_Cmd,		KS_Cmd_BacklightToggle,
143     KC(67), 			KS_f9,
144     KC(68), 			KS_f10,
145     KC(72), 			KS_KP_Up,
146     KC(80), 			KS_KP_Down,
147     KC(87), 			KS_f11,
148     KC(88), 			KS_f12,
149 };
150 #undef KC
151 #define KBD_MAP(name, base, map) \
152 			{ name, base, sizeof(map)/sizeof(keysym_t), map }
153 const struct wscons_keydesc btnmgr_keydesctab[] = {
154 	KBD_MAP(KB_US,		0,	btnmgr_keydesc_default),
155 	{0, 0, 0, 0}
156 };
157 #undef KBD_MAP
158 
159 struct wskbd_mapdata btnmgr_keymapdata = {
160 	btnmgr_keydesctab,
161 	KB_US, /* XXX, This is bad idea... */
162 };
163 
164 /*
165  *  function bodies
166  */
167 int
168 btnmgrmatch(parent, match, aux)
169 	struct device *parent;
170 	struct cfdata *match;
171 	void *aux;
172 {
173 	struct mainbus_attach_args *ma = aux;
174 
175 	if (strcmp(ma->ma_name, match->cf_driver->cd_name))
176 		return 0;
177 
178 	return (1);
179 }
180 
181 void
182 btnmgrattach(parent, self, aux)
183 	struct device *parent, *self;
184 	void *aux;
185 {
186 	int id;
187 	struct btnmgr_softc *sc = (struct btnmgr_softc *)self;
188 	struct wskbddev_attach_args wa;
189 
190 	printf("\n");
191 
192 	/*
193 	 * install button event listener
194 	 */
195 	for (id = 0; id <= CONFIG_HOOK_MAX_ID; id++)
196 		if (button_config[id].name != NULL)
197 			sc->sc_hook_tag = config_hook(CONFIG_HOOK_BUTTONEVENT,
198 						      id, CONFIG_HOOK_SHARE,
199 						      btnmgr_hook, sc);
200 
201 	/*
202 	 * attach wskbd
203 	 */
204 	wa.console = 0;
205 	wa.keymap = &btnmgr_keymapdata;
206 	wa.accessops = &btnmgr_wskbd_accessops;
207 	wa.accesscookie = sc;
208 
209 	sc->sc_wskbddev = config_found(self, &wa, wskbddevprint);
210 }
211 
212 static int
213 btnmgr_hook(ctx, type, id, msg)
214 	void *ctx;
215 	int type;
216 	long id;
217 	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 
243 
244 	return (0);
245 }
246 
247 char*
248 btnmgr_name(id)
249 	long id;
250 {
251 	if (id < n_button_config)
252 		return button_config[id].name;
253 	return ("unknown");
254 }
255 
256 int
257 btnmgr_wskbd_enable(scx, on)
258 	void *scx;
259 	int on;
260 {
261 	struct btnmgr_softc *sc = scx;
262 
263 	if (on) {
264 		if (sc->sc_enabled)
265 			return (EBUSY);
266 		sc->sc_enabled = 1;
267 	} else {
268 		sc->sc_enabled = 0;
269 	}
270 
271 	return (0);
272 }
273 
274 void
275 btnmgr_wskbd_set_leds(scx, leds)
276 	void *scx;
277 	int leds;
278 {
279 	/*
280 	 * We have nothing to do.
281 	 */
282 }
283 
284 int
285 btnmgr_wskbd_ioctl(scx, cmd, data, flag, p)
286 	void *scx;
287 	u_long cmd;
288 	caddr_t data;
289 	int flag;
290 	struct proc *p;
291 {
292 #ifdef WSDISPLAY_COMPAT_RAWKBD
293 	struct btnmgr_softc *sc = scx;
294 #endif
295 	switch (cmd) {
296 	case WSKBDIO_GTYPE:
297 		*(int *)data = WSKBD_TYPE_HPC_BTN;
298 		return 0;
299 	case WSKBDIO_SETLEDS:
300 		DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__));
301 		return 0;
302 	case WSKBDIO_GETLEDS:
303 		DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__));
304 		*(int *)data = 0;
305 		return (0);
306 #ifdef WSDISPLAY_COMPAT_RAWKBD
307 	case WSKBDIO_SETMODE:
308 		sc->sc_rawkbd = (*(int *)data == WSKBD_RAW);
309 		DPRINTF(("%s(%d): rawkbd is %s\n", __FILE__, __LINE__,
310 			sc->sc_rawkbd ? "on" : "off"));
311 		return (0);
312 #endif
313 	}
314 	return (-1);
315 }
316 
317 #ifdef notyet
318 int
319 btnmgropen(dev, flag, mode, p)
320 	dev_t dev;
321 	int flag, mode;
322 	struct proc *p;
323 {
324 	return (EINVAL);
325 }
326 
327 int
328 btnmgrclose(dev, flag, mode, p)
329 	dev_t dev;
330 	int flag, mode;
331 	struct proc *p;
332 {
333 	return (EINVAL);
334 }
335 
336 int
337 btnmgrread(dev, uio, flag)
338 	dev_t dev;
339 	struct uio *uio;
340 	int flag;
341 {
342 	return (EINVAL);
343 }
344 
345 int
346 btnmgrwrite(dev, uio, flag)
347 	dev_t dev;
348 	struct uio *uio;
349 	int flag;
350 {
351 	return (EINVAL);
352 }
353 
354 int
355 btnmgrioctl(dev, cmd, data, flag, p)
356 	dev_t dev;
357 	u_long cmd;
358 	caddr_t data;
359 	int flag;
360 	struct proc *p;
361 {
362 	return (EINVAL);
363 }
364 #endif /* notyet */
365