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btnmgr.c revision 1.25.12.2
      1  1.25.12.2      yamt /*	$NetBSD: btnmgr.c,v 1.25.12.2 2014/05/22 11:40:21 yamt Exp $	*/
      2        1.1       uch 
      3        1.1       uch /*-
      4        1.1       uch  * Copyright (c) 1999
      5        1.1       uch  *         Shin Takemura and PocketBSD Project. All rights reserved.
      6        1.1       uch  *
      7        1.1       uch  * Redistribution and use in source and binary forms, with or without
      8        1.1       uch  * modification, are permitted provided that the following conditions
      9        1.1       uch  * are met:
     10        1.1       uch  * 1. Redistributions of source code must retain the above copyright
     11        1.1       uch  *    notice, this list of conditions and the following disclaimer.
     12        1.1       uch  * 2. Redistributions in binary form must reproduce the above copyright
     13        1.1       uch  *    notice, this list of conditions and the following disclaimer in the
     14        1.1       uch  *    documentation and/or other materials provided with the distribution.
     15        1.1       uch  * 3. All advertising materials mentioning features or use of this software
     16        1.1       uch  *    must display the following acknowledgement:
     17        1.1       uch  *	This product includes software developed by the PocketBSD project
     18        1.1       uch  *	and its contributors.
     19        1.1       uch  * 4. Neither the name of the project nor the names of its contributors
     20        1.1       uch  *    may be used to endorse or promote products derived from this software
     21        1.1       uch  *    without specific prior written permission.
     22        1.1       uch  *
     23        1.1       uch  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24        1.1       uch  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25        1.1       uch  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26        1.1       uch  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27        1.1       uch  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28        1.1       uch  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29        1.1       uch  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30        1.1       uch  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31        1.1       uch  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32        1.1       uch  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33        1.1       uch  * SUCH DAMAGE.
     34        1.1       uch  *
     35        1.1       uch  */
     36        1.3     lukem 
     37        1.3     lukem #include <sys/cdefs.h>
     38  1.25.12.2      yamt __KERNEL_RCSID(0, "$NetBSD: btnmgr.c,v 1.25.12.2 2014/05/22 11:40:21 yamt Exp $");
     39        1.3     lukem 
     40       1.18     peter #ifdef _KERNEL_OPT
     41       1.18     peter #include "opt_btnmgr.h"
     42       1.18     peter #include "opt_wsdisplay_compat.h"
     43       1.18     peter #endif
     44        1.1       uch 
     45        1.1       uch #include <sys/param.h>
     46        1.1       uch #include <sys/systm.h>
     47        1.1       uch #include <sys/ioctl.h>
     48        1.1       uch #include <sys/conf.h>
     49        1.1       uch #include <sys/device.h>
     50        1.1       uch #include <sys/malloc.h>
     51        1.1       uch #include <sys/kernel.h>
     52        1.1       uch 
     53        1.1       uch #include <dev/wscons/wsconsio.h>
     54        1.1       uch #include <dev/wscons/wskbdvar.h>
     55        1.1       uch #include <dev/wscons/wsksymdef.h>
     56        1.1       uch #ifdef WSDISPLAY_COMPAT_RAWKBD
     57        1.1       uch #include <dev/hpc/pckbd_encode.h>
     58        1.1       uch #endif
     59        1.1       uch 
     60       1.22        ad #include <sys/bus.h>
     61        1.1       uch #include <machine/autoconf.h>
     62        1.1       uch #include <machine/config_hook.h>
     63        1.1       uch 
     64        1.1       uch #ifdef BTNMGRDEBUG
     65        1.1       uch #ifndef BTNMGRDEBUG_CONF
     66        1.1       uch #define BTNMGRDEBUG_CONF 0
     67        1.1       uch #endif
     68        1.1       uch int	btnmgr_debug = BTNMGRDEBUG_CONF;
     69        1.1       uch #define	DPRINTF(arg) if (btnmgr_debug) printf arg;
     70        1.1       uch #define	DPRINTFN(n, arg) if (btnmgr_debug > (n)) printf arg;
     71        1.1       uch #else
     72        1.1       uch #define	DPRINTF(arg)
     73        1.1       uch #define DPRINTFN(n, arg)
     74        1.1       uch #endif
     75        1.1       uch 
     76        1.1       uch struct btnmgr_softc {
     77        1.1       uch 	config_hook_tag	sc_hook_tag;
     78        1.1       uch 	int sc_enabled;
     79       1.25    cegger 	device_t sc_wskbddev;
     80        1.1       uch #ifdef WSDISPLAY_COMPAT_RAWKBD
     81        1.1       uch 	int sc_rawkbd;
     82        1.1       uch #endif
     83        1.1       uch };
     84        1.1       uch 
     85       1.25    cegger int btnmgrmatch(device_t, cfdata_t, void *);
     86       1.25    cegger void btnmgrattach(device_t, device_t, void *);
     87       1.14       uwe const char *btnmgr_name(long);
     88        1.2       uch static int btnmgr_hook(void *, int, long, void *);
     89        1.1       uch 
     90        1.1       uch /*
     91        1.1       uch  * global/static data
     92        1.1       uch  */
     93  1.25.12.1      yamt CFATTACH_DECL_NEW(btnmgr, sizeof(struct btnmgr_softc),
     94       1.10   thorpej     btnmgrmatch, btnmgrattach, NULL, NULL);
     95        1.6   gehenna 
     96        1.6   gehenna #ifdef notyet
     97        1.6   gehenna dev_type_open(btnmgropen);
     98        1.6   gehenna dev_type_close(btnmgrclose);
     99        1.6   gehenna dev_type_read(btnmgrread);
    100        1.6   gehenna dev_type_write(btnmgrwrite);
    101        1.6   gehenna dev_type_ioctl(btnmgrioctl);
    102        1.6   gehenna 
    103        1.6   gehenna const struct cdevsw btnmgr_cdevsw = {
    104  1.25.12.2      yamt 	.d_open = btnmgropen,
    105  1.25.12.2      yamt 	.d_close = btnmgrclose,
    106  1.25.12.2      yamt 	.d_read = btnmgrread,
    107  1.25.12.2      yamt 	.d_write = btnmgrwrite,
    108  1.25.12.2      yamt 	.d_ioctl = btnmgrioctl,
    109  1.25.12.2      yamt 	.d_stop = nostop,
    110  1.25.12.2      yamt 	.d_tty = notty,
    111  1.25.12.2      yamt 	.d_poll = nopoll,
    112  1.25.12.2      yamt 	.d_mmap = nommap,
    113  1.25.12.2      yamt 	.d_kqfilter = nokqfilter,
    114  1.25.12.2      yamt 	.d_flag = 0
    115        1.6   gehenna };
    116        1.6   gehenna #endif /* notyet */
    117        1.1       uch 
    118        1.1       uch /* wskbd accessopts */
    119        1.2       uch int	btnmgr_wskbd_enable(void *, int);
    120        1.2       uch void	btnmgr_wskbd_set_leds(void *, int);
    121       1.21  christos int	btnmgr_wskbd_ioctl(void *, u_long, void *, int, struct lwp *);
    122        1.1       uch 
    123        1.1       uch const struct wskbd_accessops btnmgr_wskbd_accessops = {
    124        1.1       uch 	btnmgr_wskbd_enable,
    125        1.1       uch 	btnmgr_wskbd_set_leds,
    126        1.1       uch 	btnmgr_wskbd_ioctl,
    127        1.1       uch };
    128        1.1       uch 
    129       1.17     peter /* button config: index by button event id */
    130        1.1       uch static const struct {
    131        1.1       uch 	int  kevent;
    132        1.1       uch 	int  keycode;
    133       1.14       uwe 	const char *name;
    134        1.1       uch } button_config[] = {
    135        1.1       uch 	/* id					kevent keycode name	*/
    136        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_POWER] =	{ 0,   0, "Power"	},
    137        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_OK] =		{ 1,  28, "OK"		},
    138        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_CANCEL] =	{ 1,   1, "Cancel"	},
    139        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_UP] =		{ 1,  72, "Up"		},
    140        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_DOWN] =	{ 1,  80, "Down"	},
    141        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_REC] =		{ 0,   0, "Rec"		},
    142        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_COVER] =	{ 0,   0, "Cover"	},
    143        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_LIGHT] =	{ 1,  57, "Light"	},
    144        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_CONTRAST] =	{ 0,   0, "Contrast"	},
    145        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_APP0] =	{ 1,  67, "Application 0" },
    146        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_APP1] =	{ 1,  68, "Application 1" },
    147        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_APP2] =	{ 1,  87, "Application 2" },
    148        1.1       uch 	[CONFIG_HOOK_BUTTONEVENT_APP3] =	{ 1,  88, "Application 3" },
    149        1.1       uch };
    150       1.13     perry static const int n_button_config =
    151        1.1       uch 	sizeof(button_config) / sizeof(*button_config);
    152        1.1       uch 
    153        1.1       uch #define KC(n) KS_KEYCODE(n)
    154        1.1       uch static const keysym_t btnmgr_keydesc_default[] = {
    155        1.1       uch /*  pos				normal			shifted		*/
    156        1.2       uch 	KC(1), 			KS_Escape,
    157        1.2       uch 	KC(28), 			KS_Return,
    158        1.2       uch 	KC(57),	KS_Cmd,		KS_Cmd_BacklightToggle,
    159        1.2       uch 	KC(67), 			KS_f9,
    160        1.2       uch 	KC(68), 			KS_f10,
    161        1.2       uch 	KC(72), 			KS_KP_Up,
    162        1.2       uch 	KC(80), 			KS_KP_Down,
    163        1.2       uch 	KC(87), 			KS_f11,
    164        1.2       uch 	KC(88), 			KS_f12,
    165        1.1       uch };
    166        1.1       uch #undef KC
    167        1.1       uch #define KBD_MAP(name, base, map) \
    168        1.1       uch 			{ name, base, sizeof(map)/sizeof(keysym_t), map }
    169        1.1       uch const struct wscons_keydesc btnmgr_keydesctab[] = {
    170        1.1       uch 	KBD_MAP(KB_US,		0,	btnmgr_keydesc_default),
    171        1.1       uch 	{0, 0, 0, 0}
    172        1.1       uch };
    173        1.1       uch #undef KBD_MAP
    174        1.1       uch 
    175        1.1       uch struct wskbd_mapdata btnmgr_keymapdata = {
    176        1.1       uch 	btnmgr_keydesctab,
    177        1.1       uch 	KB_US, /* XXX, This is bad idea... */
    178        1.1       uch };
    179        1.1       uch 
    180        1.1       uch /*
    181        1.1       uch  *  function bodies
    182        1.1       uch  */
    183        1.1       uch int
    184       1.25    cegger btnmgrmatch(device_t parent, cfdata_t match, void *aux)
    185        1.1       uch {
    186        1.1       uch 	struct mainbus_attach_args *ma = aux;
    187       1.13     perry 
    188        1.7   thorpej 	if (strcmp(ma->ma_name, match->cf_name))
    189        1.1       uch 		return 0;
    190        1.1       uch 
    191        1.1       uch 	return (1);
    192        1.1       uch }
    193        1.1       uch 
    194        1.1       uch void
    195       1.25    cegger btnmgrattach(device_t parent,
    196       1.25    cegger 	     device_t self, void *aux)
    197        1.1       uch {
    198        1.1       uch 	int id;
    199       1.16   thorpej 	struct btnmgr_softc *sc = device_private(self);
    200        1.1       uch 	struct wskbddev_attach_args wa;
    201        1.1       uch 
    202        1.1       uch 	printf("\n");
    203        1.1       uch 
    204        1.1       uch 	/*
    205        1.1       uch 	 * install button event listener
    206        1.1       uch 	 */
    207        1.4  takemura 	for (id = 0; id <= n_button_config; id++)
    208        1.1       uch 		if (button_config[id].name != NULL)
    209        1.1       uch 			sc->sc_hook_tag = config_hook(CONFIG_HOOK_BUTTONEVENT,
    210        1.2       uch 			    id, CONFIG_HOOK_SHARE,
    211        1.2       uch 			    btnmgr_hook, sc);
    212        1.1       uch 
    213        1.1       uch 	/*
    214        1.1       uch 	 * attach wskbd
    215        1.1       uch 	 */
    216        1.1       uch 	wa.console = 0;
    217        1.1       uch 	wa.keymap = &btnmgr_keymapdata;
    218        1.1       uch 	wa.accessops = &btnmgr_wskbd_accessops;
    219        1.1       uch 	wa.accesscookie = sc;
    220        1.1       uch 
    221        1.1       uch 	sc->sc_wskbddev = config_found(self, &wa, wskbddevprint);
    222       1.23       uwe 
    223       1.23       uwe 	if (!pmf_device_register(self, NULL, NULL))
    224       1.23       uwe 		aprint_error_dev(self, "unable to establish power handler\n");
    225        1.1       uch }
    226        1.1       uch 
    227        1.1       uch static int
    228       1.20  christos btnmgr_hook(void *ctx, int type, long id, void *msg)
    229        1.1       uch {
    230        1.1       uch 	struct btnmgr_softc *sc = ctx;
    231        1.1       uch 
    232        1.1       uch 	DPRINTF(("%s button: %s\n", btnmgr_name(id), msg ? "ON" : "OFF"));
    233        1.1       uch 
    234        1.1       uch 	if (button_config[id].kevent) {
    235        1.1       uch 		u_int evtype;
    236        1.1       uch 		evtype = msg ? WSCONS_EVENT_KEY_DOWN : WSCONS_EVENT_KEY_UP;
    237        1.1       uch #ifdef WSDISPLAY_COMPAT_RAWKBD
    238        1.1       uch 		if (sc->sc_rawkbd) {
    239        1.1       uch 			int n;
    240        1.1       uch 			u_char data[16];
    241        1.1       uch 			n = pckbd_encode(evtype, button_config[id].keycode,
    242        1.2       uch 			    data);
    243        1.1       uch 			wskbd_rawinput(sc->sc_wskbddev, data, n);
    244        1.1       uch 		} else
    245        1.1       uch #endif
    246       1.13     perry 			wskbd_input(sc->sc_wskbddev, evtype,
    247        1.1       uch 			    button_config[id].keycode);
    248        1.1       uch 	}
    249        1.1       uch 
    250        1.1       uch 	if (id == CONFIG_HOOK_BUTTONEVENT_POWER && msg)
    251       1.13     perry 		config_hook_call(CONFIG_HOOK_PMEVENT,
    252        1.2       uch 		    CONFIG_HOOK_PMEVENT_SUSPENDREQ, NULL);
    253       1.12  hamajima 	else if (id == CONFIG_HOOK_BUTTONEVENT_COVER)
    254       1.12  hamajima 		config_hook_call(CONFIG_HOOK_POWERCONTROL,
    255       1.12  hamajima 		    CONFIG_HOOK_POWERCONTROL_LCDLIGHT, (void*)(msg ? 0: 1));
    256        1.1       uch 
    257        1.1       uch 	return (0);
    258        1.1       uch }
    259        1.1       uch 
    260       1.14       uwe const char *
    261        1.2       uch btnmgr_name(long id)
    262        1.1       uch {
    263        1.1       uch 	if (id < n_button_config)
    264        1.2       uch 		return (button_config[id].name);
    265        1.1       uch 	return ("unknown");
    266        1.1       uch }
    267        1.1       uch 
    268        1.1       uch int
    269        1.2       uch btnmgr_wskbd_enable(void *scx, int on)
    270        1.1       uch {
    271        1.1       uch 	struct btnmgr_softc *sc = scx;
    272        1.1       uch 
    273        1.1       uch 	if (on) {
    274        1.1       uch 		if (sc->sc_enabled)
    275        1.1       uch 			return (EBUSY);
    276        1.1       uch 		sc->sc_enabled = 1;
    277        1.1       uch 	} else {
    278        1.1       uch 		sc->sc_enabled = 0;
    279        1.1       uch 	}
    280        1.1       uch 
    281        1.1       uch 	return (0);
    282        1.1       uch }
    283        1.1       uch 
    284        1.1       uch void
    285       1.20  christos btnmgr_wskbd_set_leds(void *scx, int leds)
    286        1.1       uch {
    287        1.1       uch 	/*
    288        1.1       uch 	 * We have nothing to do.
    289        1.1       uch 	 */
    290        1.1       uch }
    291        1.1       uch 
    292        1.1       uch int
    293       1.21  christos btnmgr_wskbd_ioctl(void *scx, u_long cmd, void *data, int flag,
    294       1.20  christos 		   struct lwp *l)
    295        1.1       uch {
    296        1.1       uch #ifdef WSDISPLAY_COMPAT_RAWKBD
    297        1.1       uch 	struct btnmgr_softc *sc = scx;
    298        1.1       uch #endif
    299        1.1       uch 	switch (cmd) {
    300        1.1       uch 	case WSKBDIO_GTYPE:
    301        1.1       uch 		*(int *)data = WSKBD_TYPE_HPC_BTN;
    302        1.2       uch 		return (0);
    303        1.1       uch 	case WSKBDIO_SETLEDS:
    304        1.1       uch 		DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__));
    305        1.2       uch 		return (0);
    306        1.1       uch 	case WSKBDIO_GETLEDS:
    307        1.1       uch 		DPRINTF(("%s(%d): no LED\n", __FILE__, __LINE__));
    308        1.1       uch 		*(int *)data = 0;
    309        1.1       uch 		return (0);
    310        1.1       uch #ifdef WSDISPLAY_COMPAT_RAWKBD
    311        1.1       uch 	case WSKBDIO_SETMODE:
    312        1.1       uch 		sc->sc_rawkbd = (*(int *)data == WSKBD_RAW);
    313        1.1       uch 		DPRINTF(("%s(%d): rawkbd is %s\n", __FILE__, __LINE__,
    314        1.2       uch 		    sc->sc_rawkbd ? "on" : "off"));
    315        1.1       uch 		return (0);
    316        1.1       uch #endif
    317        1.1       uch 	}
    318        1.5    atatat 	return (EPASSTHROUGH);
    319        1.1       uch }
    320        1.1       uch 
    321        1.1       uch #ifdef notyet
    322        1.1       uch int
    323       1.15  christos btnmgropen(dev_t dev, int flag, int mode, struct lwp *l)
    324        1.1       uch {
    325        1.1       uch 	return (EINVAL);
    326        1.1       uch }
    327        1.1       uch 
    328        1.1       uch int
    329       1.15  christos btnmgrclose(dev_t dev, int flag, int mode, struct lwp *l)
    330        1.1       uch {
    331        1.1       uch 	return (EINVAL);
    332        1.1       uch }
    333        1.1       uch 
    334        1.1       uch int
    335        1.2       uch btnmgrread(dev_t dev, struct uio *uio, int flag)
    336        1.1       uch {
    337        1.1       uch 	return (EINVAL);
    338        1.1       uch }
    339        1.1       uch 
    340        1.1       uch int
    341        1.2       uch btnmgrwrite(dev_t dev, struct uio *uio, int flag)
    342        1.1       uch {
    343        1.1       uch 	return (EINVAL);
    344        1.1       uch }
    345        1.1       uch 
    346        1.1       uch int
    347       1.21  christos btnmgrioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l)
    348        1.1       uch {
    349        1.1       uch 	return (EINVAL);
    350        1.1       uch }
    351        1.1       uch #endif /* notyet */
    352