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ukbd.c revision 1.51
      1 /*      $NetBSD: ukbd.c,v 1.51 1999/12/06 21:07:00 augustss Exp $        */
      2 
      3 /*
      4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Lennart Augustsson (augustss (at) carlstedt.se) at
      9  * Carlstedt Research & Technology.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  * 3. All advertising materials mentioning features or use of this software
     20  *    must display the following acknowledgement:
     21  *        This product includes software developed by the NetBSD
     22  *        Foundation, Inc. and its contributors.
     23  * 4. Neither the name of The NetBSD Foundation nor the names of its
     24  *    contributors may be used to endorse or promote products derived
     25  *    from this software without specific prior written permission.
     26  *
     27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     37  * POSSIBILITY OF SUCH DAMAGE.
     38  */
     39 
     40 /*
     41  * HID spec: http://www.usb.org/developers/data/usbhid10.pdf
     42  */
     43 
     44 #include <sys/param.h>
     45 #include <sys/systm.h>
     46 #include <sys/kernel.h>
     47 #include <sys/device.h>
     48 #include <sys/ioctl.h>
     49 #include <sys/tty.h>
     50 #include <sys/file.h>
     51 #include <sys/select.h>
     52 #include <sys/proc.h>
     53 #include <sys/vnode.h>
     54 #include <sys/poll.h>
     55 
     56 #include <dev/usb/usb.h>
     57 #include <dev/usb/usbhid.h>
     58 
     59 #include <dev/usb/usbdi.h>
     60 #include <dev/usb/usbdi_util.h>
     61 #include <dev/usb/usbdevs.h>
     62 #include <dev/usb/usb_quirks.h>
     63 #include <dev/usb/hid.h>
     64 #include <dev/usb/ukbdvar.h>
     65 
     66 #include <dev/wscons/wsconsio.h>
     67 #include <dev/wscons/wskbdvar.h>
     68 #include <dev/wscons/wsksymdef.h>
     69 #include <dev/wscons/wsksymvar.h>
     70 
     71 #include "opt_wsdisplay_compat.h"
     72 
     73 #ifdef USB_DEBUG
     74 #define DPRINTF(x)	if (ukbddebug) logprintf x
     75 #define DPRINTFN(n,x)	if (ukbddebug>(n)) logprintf x
     76 int	ukbddebug = 0;
     77 #else
     78 #define DPRINTF(x)
     79 #define DPRINTFN(n,x)
     80 #endif
     81 
     82 #define UPROTO_BOOT_KEYBOARD 1
     83 
     84 #define NKEYCODE 6
     85 
     86 #define NUM_LOCK 0x01
     87 #define CAPS_LOCK 0x02
     88 #define SCROLL_LOCK 0x04
     89 
     90 struct ukbd_data {
     91 	u_int8_t	modifiers;
     92 #define MOD_CONTROL_L	0x01
     93 #define MOD_CONTROL_R	0x10
     94 #define MOD_SHIFT_L	0x02
     95 #define MOD_SHIFT_R	0x20
     96 #define MOD_ALT_L	0x04
     97 #define MOD_ALT_R	0x40
     98 #define MOD_WIN_L	0x08
     99 #define MOD_WIN_R	0x80
    100 	u_int8_t	reserved;
    101 	u_int8_t	keycode[NKEYCODE];
    102 };
    103 
    104 #define PRESS    0x000
    105 #define RELEASE  0x100
    106 #define CODEMASK 0x0ff
    107 
    108 /* Translate USB bitmap to USB keycode. */
    109 #define NMOD 8
    110 static struct {
    111 	int mask, key;
    112 } ukbd_mods[NMOD] = {
    113 	{ MOD_CONTROL_L, 224 },
    114 	{ MOD_CONTROL_R, 228 },
    115 	{ MOD_SHIFT_L,   225 },
    116 	{ MOD_SHIFT_R,   229 },
    117 	{ MOD_ALT_L,     226 },
    118 	{ MOD_ALT_R,     230 },
    119 	{ MOD_WIN_L,     227 },
    120 	{ MOD_WIN_R,     231 },
    121 };
    122 
    123 #if defined(__NetBSD__) && defined(WSDISPLAY_COMPAT_RAWKBD)
    124 #define NN 0			/* no translation */
    125 /*
    126  * Translate USB keycodes to US keyboard XT scancodes.
    127  * Scancodes >= 128 represent EXTENDED keycodes.
    128  */
    129 static u_int8_t ukbd_trtab[256] = {
    130 	  NN,  NN,  NN,  NN,  30,  48,  46,  32, /* 00 - 07 */
    131 	  18,  33,  34,  35,  23,  36,  37,  38, /* 08 - 0F */
    132 	  50,  49,  24,  25,  16,  19,  31,  20, /* 10 - 17 */
    133 	  22,  47,  17,  45,  21,  44,   2,   3, /* 18 - 1F */
    134 	   4,   5,   6,   7,   8,   9,  10,  11, /* 20 - 27 */
    135 	  28,   1,  14,  15,  57,  12,  13,  26, /* 28 - 2F */
    136 	  27,  43,  NN,  39,  40,  41,  51,  52, /* 30 - 37 */
    137 	  53,  58,  59,  60,  61,  62,  63,  64, /* 38 - 3F */
    138 	  65,  66,  67,  68,  87,  88, 170,  70, /* 40 - 47 */
    139 	 127, 210, 199, 201, 211, 207, 209, 205, /* 48 - 4F */
    140 	 203, 208, 200,  69, 181,  55,  74,  78, /* 50 - 57 */
    141 	 156,  79,  80,  81,  75,  76,  77,  71, /* 58 - 5F */
    142           72,  73,  82,  83,  NN, 221,  NN,  NN, /* 60 - 67 */
    143           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* 68 - 6F */
    144           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* 70 - 77 */
    145           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* 78 - 7F */
    146           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* 80 - 87 */
    147           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* 88 - 8F */
    148           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* 90 - 97 */
    149           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* 98 - 9F */
    150           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* A0 - A7 */
    151           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* A8 - AF */
    152           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* B0 - B7 */
    153           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* B8 - BF */
    154           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* C0 - C7 */
    155           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* C8 - CF */
    156           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* D0 - D7 */
    157           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* D8 - DF */
    158           29,  42,  56, 219,  157, 54,  184,220, /* E0 - E7 */
    159           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* E8 - EF */
    160           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* F0 - F7 */
    161           NN,  NN,  NN,  NN,  NN,  NN,  NN,  NN, /* F8 - FF */
    162 };
    163 #endif /* defined(__NetBSD__) && defined(WSDISPLAY_COMPAT_RAWKBD) */
    164 
    165 #define KEY_ERROR 0x01
    166 
    167 #define MAXKEYS (NMOD+2*NKEYCODE)
    168 
    169 struct ukbd_softc {
    170 	USBBASEDEVICE	sc_dev;		/* base device */
    171 	usbd_interface_handle sc_iface;	/* interface */
    172 	usbd_pipe_handle sc_intrpipe;	/* interrupt pipe */
    173 	int sc_ep_addr;
    174 
    175 	struct ukbd_data sc_ndata;
    176 	struct ukbd_data sc_odata;
    177 
    178 	char sc_enabled;
    179 
    180 	int sc_console_keyboard;	/* we are the console keyboard */
    181 
    182 	int sc_leds;
    183 #if defined(__NetBSD__)
    184 	struct device *sc_wskbddev;
    185 #if defined(WSDISPLAY_COMPAT_RAWKBD)
    186 #define REP_DELAY1 400
    187 #define REP_DELAYN 100
    188 	int sc_rawkbd;
    189 	int sc_nrep;
    190 	char sc_rep[MAXKEYS];
    191 #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) */
    192 
    193 	int sc_polling;
    194 	int sc_npollchar;
    195 	u_int16_t sc_pollchars[MAXKEYS];
    196 #endif /* defined(__NetBSD__) */
    197 
    198 	u_char sc_dying;
    199 };
    200 
    201 #define	UKBDUNIT(dev)	(minor(dev))
    202 #define	UKBD_CHUNK	128	/* chunk size for read */
    203 #define	UKBD_BSIZE	1020	/* buffer size */
    204 
    205 static int	ukbd_is_console;
    206 
    207 static void	ukbd_cngetc __P((void *, u_int *, int *));
    208 static void	ukbd_cnpollc __P((void *, int));
    209 
    210 #if defined(__NetBSD__)
    211 const struct wskbd_consops ukbd_consops = {
    212 	ukbd_cngetc,
    213 	ukbd_cnpollc,
    214 };
    215 #endif
    216 
    217 static void	ukbd_intr __P((usbd_xfer_handle, usbd_private_handle,
    218 			       usbd_status));
    219 
    220 static int	ukbd_enable __P((void *, int));
    221 static void	ukbd_set_leds __P((void *, int));
    222 
    223 #if defined(__NetBSD__)
    224 static int	ukbd_ioctl __P((void *, u_long, caddr_t, int, struct proc *));
    225 #ifdef WSDISPLAY_COMPAT_RAWKBD
    226 static void	ukbd_rawrepeat __P((void *v));
    227 #endif
    228 
    229 const struct wskbd_accessops ukbd_accessops = {
    230 	ukbd_enable,
    231 	ukbd_set_leds,
    232 	ukbd_ioctl,
    233 };
    234 
    235 extern const struct wscons_keydesc ukbd_keydesctab[];
    236 
    237 const struct wskbd_mapdata ukbd_keymapdata = {
    238 	ukbd_keydesctab,
    239 	KB_US,
    240 };
    241 #endif
    242 
    243 USB_DECLARE_DRIVER(ukbd);
    244 
    245 USB_MATCH(ukbd)
    246 {
    247 	USB_MATCH_START(ukbd, uaa);
    248 	usb_interface_descriptor_t *id;
    249 
    250 	/* Check that this is a keyboard that speaks the boot protocol. */
    251 	if (uaa->iface == NULL)
    252 		return (UMATCH_NONE);
    253 	id = usbd_get_interface_descriptor(uaa->iface);
    254 	if (id == NULL ||
    255 	    id->bInterfaceClass != UCLASS_HID ||
    256 	    id->bInterfaceSubClass != USUBCLASS_BOOT ||
    257 	    id->bInterfaceProtocol != UPROTO_BOOT_KEYBOARD)
    258 		return (UMATCH_NONE);
    259 	return (UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO);
    260 }
    261 
    262 USB_ATTACH(ukbd)
    263 {
    264 	USB_ATTACH_START(ukbd, sc, uaa);
    265 	usbd_interface_handle iface = uaa->iface;
    266 	usb_interface_descriptor_t *id;
    267 	usb_endpoint_descriptor_t *ed;
    268 	usbd_status err;
    269 	char devinfo[1024];
    270 #if defined(__NetBSD__)
    271 	struct wskbddev_attach_args a;
    272 #else
    273 	int i;
    274 #endif
    275 
    276 	sc->sc_iface = iface;
    277 	id = usbd_get_interface_descriptor(iface);
    278 	usbd_devinfo(uaa->device, 0, devinfo);
    279 	USB_ATTACH_SETUP;
    280 	printf("%s: %s, iclass %d/%d\n", USBDEVNAME(sc->sc_dev),
    281 	       devinfo, id->bInterfaceClass, id->bInterfaceSubClass);
    282 
    283 	ed = usbd_interface2endpoint_descriptor(iface, 0);
    284 	if (ed == NULL) {
    285 		printf("%s: could not read endpoint descriptor\n",
    286 		       USBDEVNAME(sc->sc_dev));
    287 		USB_ATTACH_ERROR_RETURN;
    288 	}
    289 
    290 	DPRINTFN(10,("ukbd_attach: bLength=%d bDescriptorType=%d "
    291 		     "bEndpointAddress=%d-%s bmAttributes=%d wMaxPacketSize=%d"
    292 		     " bInterval=%d\n",
    293 		     ed->bLength, ed->bDescriptorType,
    294 		     ed->bEndpointAddress & UE_ADDR,
    295 		     UE_GET_DIR(ed->bEndpointAddress)==UE_DIR_IN? "in" : "out",
    296 		     ed->bmAttributes & UE_XFERTYPE,
    297 		     UGETW(ed->wMaxPacketSize), ed->bInterval));
    298 
    299 	if (UE_GET_DIR(ed->bEndpointAddress) != UE_DIR_IN ||
    300 	    (ed->bmAttributes & UE_XFERTYPE) != UE_INTERRUPT) {
    301 		printf("%s: unexpected endpoint\n",
    302 		       USBDEVNAME(sc->sc_dev));
    303 		USB_ATTACH_ERROR_RETURN;
    304 	}
    305 
    306 	if ((usbd_get_quirks(uaa->device)->uq_flags & UQ_NO_SET_PROTO) == 0) {
    307 		err = usbd_set_protocol(iface, 0);
    308 		DPRINTFN(5, ("ukbd_attach: protocol set\n"));
    309 		if (err) {
    310 			printf("%s: set protocol failed\n",
    311 			    USBDEVNAME(sc->sc_dev));
    312 			USB_ATTACH_ERROR_RETURN;
    313 		}
    314 	}
    315 
    316 	/* Ignore if SETIDLE fails since it is not crucial. */
    317 	usbd_set_idle(iface, 0, 0);
    318 
    319 	sc->sc_ep_addr = ed->bEndpointAddress;
    320 
    321 	/*
    322 	 * Remember if we're the console keyboard.
    323 	 *
    324 	 * XXX This always picks the first keyboard on the
    325 	 * first USB bus, but what else can we really do?
    326 	 */
    327 	if ((sc->sc_console_keyboard = ukbd_is_console) != 0) {
    328 		/* Don't let any other keyboard have it. */
    329 		ukbd_is_console = 0;
    330 	}
    331 
    332 	if (sc->sc_console_keyboard) {
    333 		DPRINTF(("ukbd_attach: console keyboard sc=%p\n", sc));
    334 		wskbd_cnattach(&ukbd_consops, sc, &ukbd_keymapdata);
    335 		ukbd_enable(sc, 1);
    336 	}
    337 
    338 	a.console = sc->sc_console_keyboard;
    339 
    340 	a.keymap = &ukbd_keymapdata;
    341 
    342 	a.accessops = &ukbd_accessops;
    343 	a.accesscookie = sc;
    344 
    345 	/* Flash the leds; no real purpose, just shows we're alive. */
    346 	ukbd_set_leds(sc, WSKBD_LED_SCROLL | WSKBD_LED_NUM | WSKBD_LED_CAPS);
    347 	usbd_delay_ms(uaa->device, 400);
    348 	ukbd_set_leds(sc, 0);
    349 
    350 	sc->sc_wskbddev = config_found(self, &a, wskbddevprint);
    351 
    352 	USB_ATTACH_SUCCESS_RETURN;
    353 }
    354 
    355 int
    356 ukbd_enable(v, on)
    357 	void *v;
    358 	int on;
    359 {
    360 	struct ukbd_softc *sc = v;
    361 	usbd_status err;
    362 
    363 	if (on && sc->sc_dying)
    364 		return (EIO);
    365 
    366 	/* Should only be called to change state */
    367 	if (sc->sc_enabled == on) {
    368 #ifdef DIAGNOSTIC
    369 		printf("ukbd_enable: %s: bad call on=%d\n",
    370 		       USBDEVNAME(sc->sc_dev), on);
    371 #endif
    372 		return (EBUSY);
    373 	}
    374 
    375 	DPRINTF(("ukbd_enable: sc=%p on=%d\n", sc, on));
    376 	if (on) {
    377 		/* Set up interrupt pipe. */
    378 		err = usbd_open_pipe_intr(sc->sc_iface, sc->sc_ep_addr,
    379 			  USBD_SHORT_XFER_OK, &sc->sc_intrpipe, sc,
    380 			  &sc->sc_ndata, sizeof(sc->sc_ndata), ukbd_intr);
    381 		if (err)
    382 			return (EIO);
    383 	} else {
    384 		/* Disable interrupts. */
    385 		usbd_abort_pipe(sc->sc_intrpipe);
    386 		usbd_close_pipe(sc->sc_intrpipe);
    387 	}
    388 	sc->sc_enabled = on;
    389 
    390 	return (0);
    391 }
    392 
    393 int
    394 ukbd_activate(self, act)
    395 	device_ptr_t self;
    396 	enum devact act;
    397 {
    398 	struct ukbd_softc *sc = (struct ukbd_softc *)self;
    399 	int rv = 0;
    400 
    401 	switch (act) {
    402 	case DVACT_ACTIVATE:
    403 		return (EOPNOTSUPP);
    404 		break;
    405 
    406 	case DVACT_DEACTIVATE:
    407 		if (sc->sc_wskbddev != NULL)
    408 			rv = config_deactivate(sc->sc_wskbddev);
    409 		sc->sc_dying = 1;
    410 		break;
    411 	}
    412 	return (rv);
    413 }
    414 
    415 USB_DETACH(ukbd)
    416 {
    417 	USB_DETACH_START(ukbd, sc);
    418 	int rv = 0;
    419 
    420 	DPRINTF(("ukbd_detach: sc=%p flags=%d\n", sc, flags));
    421 
    422 	if (sc->sc_console_keyboard) {
    423 #if 0
    424 		/*
    425 		 * XXX Should probably disconnect our consops,
    426 		 * XXX and either notify some other keyboard that
    427 		 * XXX it can now be the console, or if there aren't
    428 		 * XXX any more USB keyboards, set ukbd_is_console
    429 		 * XXX back to 1 so that the next USB keyboard attached
    430 		 * XXX to the system will get it.
    431 		 */
    432 		panic("ukbd_detach: console keyboard");
    433 #else
    434 		/*
    435 		 * Disconnect our consops and set ukbd_is_console
    436 		 * back to 1 so that the next USB keyboard attached
    437 		 * to the system will get it.
    438 		 * XXX Should notify some other keyboard that it can be
    439 		 * XXX console, if there are any other keyboards.
    440 		 */
    441 		printf("%s: was console keyboard\n", USBDEVNAME(sc->sc_dev));
    442 		wskbd_cndetach();
    443 		ukbd_is_console = 1;
    444 #endif
    445 	}
    446 	/* No need to do reference counting of ukbd, wskbd has all the goo. */
    447 	if (sc->sc_wskbddev != NULL)
    448 		rv = config_detach(sc->sc_wskbddev, flags);
    449 	return (rv);
    450 }
    451 
    452 void
    453 ukbd_intr(xfer, addr, status)
    454 	usbd_xfer_handle xfer;
    455 	usbd_private_handle addr;
    456 	usbd_status status;
    457 {
    458 	struct ukbd_softc *sc = addr;
    459 	struct ukbd_data *ud = &sc->sc_ndata;
    460 	int mod, omod;
    461 	u_int16_t ibuf[MAXKEYS];	/* chars events */
    462 	int s;
    463 	int nkeys, i, j;
    464 	int key;
    465 #define ADDKEY(c) ibuf[nkeys++] = (c)
    466 
    467 	DPRINTFN(5, ("ukbd_intr: status=%d\n", status));
    468 	if (status == USBD_CANCELLED)
    469 		return;
    470 
    471 	if (status) {
    472 		DPRINTF(("ukbd_intr: status=%d\n", status));
    473 		usbd_clear_endpoint_stall_async(sc->sc_intrpipe);
    474 		return;
    475 	}
    476 
    477 	DPRINTFN(5, ("          mod=0x%02x key0=0x%02x key1=0x%02x\n",
    478 		     ud->modifiers, ud->keycode[0], ud->keycode[1]));
    479 
    480 	if (ud->keycode[0] == KEY_ERROR)
    481 		return;		/* ignore  */
    482 	nkeys = 0;
    483 	mod = ud->modifiers;
    484 	omod = sc->sc_odata.modifiers;
    485 	if (mod != omod)
    486 		for (i = 0; i < NMOD; i++)
    487 			if (( mod & ukbd_mods[i].mask) !=
    488 			    (omod & ukbd_mods[i].mask))
    489 				ADDKEY(ukbd_mods[i].key |
    490 				       (mod & ukbd_mods[i].mask
    491 					  ? PRESS : RELEASE));
    492 	if (memcmp(ud->keycode, sc->sc_odata.keycode, NKEYCODE) != 0) {
    493 		/* Check for released keys. */
    494 		for (i = 0; i < NKEYCODE; i++) {
    495 			key = sc->sc_odata.keycode[i];
    496 			if (key == 0)
    497 				continue;
    498 			for (j = 0; j < NKEYCODE; j++)
    499 				if (key == ud->keycode[j])
    500 					goto rfound;
    501 			ADDKEY(key | RELEASE);
    502 		rfound:
    503 			;
    504 		}
    505 
    506 		/* Check for pressed keys. */
    507 		for (i = 0; i < NKEYCODE; i++) {
    508 			key = ud->keycode[i];
    509 			if (key == 0)
    510 				continue;
    511 			for (j = 0; j < NKEYCODE; j++)
    512 				if (key == sc->sc_odata.keycode[j])
    513 					goto pfound;
    514 			DPRINTFN(2,("ukbd_intr: press key=0x%02x\n", key));
    515 			ADDKEY(key | PRESS);
    516 		pfound:
    517 			;
    518 		}
    519 	}
    520 	sc->sc_odata = *ud;
    521 
    522 	if (nkeys == 0)
    523 		return;
    524 
    525 	if (sc->sc_polling) {
    526 		DPRINTFN(1,("ukbd_intr: pollchar = 0x%03x\n", ibuf[0]));
    527 		memcpy(sc->sc_pollchars, ibuf, nkeys * sizeof(u_int16_t));
    528 		sc->sc_npollchar = nkeys;
    529 		return;
    530 	}
    531 #ifdef WSDISPLAY_COMPAT_RAWKBD
    532 	if (sc->sc_rawkbd) {
    533 		char cbuf[MAXKEYS * 2];
    534 		int c;
    535 		int npress;
    536 
    537 		for (npress = i = j = 0; i < nkeys; i++) {
    538 			key = ibuf[i];
    539 			c = ukbd_trtab[key & CODEMASK];
    540 			if (c == NN)
    541 				continue;
    542 			if (c & 0x80)
    543 				cbuf[j++] = 0xe0;
    544 			cbuf[j] = c & 0x7f;
    545 			if (key & RELEASE)
    546 				cbuf[j] |= 0x80;
    547 			else {
    548 				/* remember pressed keys for autorepeat */
    549 				if (c & 0x80)
    550 					sc->sc_rep[npress++] = 0xe0;
    551 				sc->sc_rep[npress++] = c & 0x7f;
    552 			}
    553 			DPRINTFN(1,("ukbd_intr: raw = %s0x%02x\n",
    554 				    c & 0x80 ? "0xe0 " : "",
    555 				    cbuf[j]));
    556 			j++;
    557 		}
    558 		s = spltty();
    559 		wskbd_rawinput(sc->sc_wskbddev, cbuf, j);
    560 		splx(s);
    561 		untimeout(ukbd_rawrepeat, sc);
    562 		if (npress != 0) {
    563 			sc->sc_nrep = npress;
    564 			timeout(ukbd_rawrepeat, sc, hz * REP_DELAY1 / 1000);
    565 		}
    566 		return;
    567 	}
    568 #endif
    569 
    570 	s = spltty();
    571 	for (i = 0; i < nkeys; i++) {
    572 		key = ibuf[i];
    573 		wskbd_input(sc->sc_wskbddev,
    574 		    key&RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN,
    575 		    key&CODEMASK);
    576 	}
    577 	splx(s);
    578 }
    579 
    580 void
    581 ukbd_set_leds(v, leds)
    582 	void *v;
    583 	int leds;
    584 {
    585 	struct ukbd_softc *sc = v;
    586 	u_int8_t res;
    587 
    588 	DPRINTF(("ukbd_set_leds: sc=%p leds=%d\n", sc, leds));
    589 
    590 	if (sc->sc_dying)
    591 		return;
    592 
    593 	sc->sc_leds = leds;
    594 	res = 0;
    595 	if (leds & WSKBD_LED_SCROLL)
    596 		res |= SCROLL_LOCK;
    597 	if (leds & WSKBD_LED_NUM)
    598 		res |= NUM_LOCK;
    599 	if (leds & WSKBD_LED_CAPS)
    600 		res |= CAPS_LOCK;
    601 	res |= leds & 0xf8;
    602 	usbd_set_report_async(sc->sc_iface, UHID_OUTPUT_REPORT, 0, &res, 1);
    603 }
    604 
    605 #ifdef WSDISPLAY_COMPAT_RAWKBD
    606 void
    607 ukbd_rawrepeat(v)
    608 	void *v;
    609 {
    610 	struct ukbd_softc *sc = v;
    611 	int s;
    612 
    613 	s = spltty();
    614 	wskbd_rawinput(sc->sc_wskbddev, sc->sc_rep, sc->sc_nrep);
    615 	splx(s);
    616 	timeout(ukbd_rawrepeat, sc, hz * REP_DELAYN / 1000);
    617 }
    618 #endif
    619 
    620 int
    621 ukbd_ioctl(v, cmd, data, flag, p)
    622 	void *v;
    623 	u_long cmd;
    624 	caddr_t data;
    625 	int flag;
    626 	struct proc *p;
    627 {
    628 	struct ukbd_softc *sc = v;
    629 
    630 	switch (cmd) {
    631 	case WSKBDIO_GTYPE:
    632 		*(int *)data = WSKBD_TYPE_USB;
    633 		return (0);
    634 	case WSKBDIO_SETLEDS:
    635 		ukbd_set_leds(v, *(int *)data);
    636 		return (0);
    637 	case WSKBDIO_GETLEDS:
    638 		*(int *)data = sc->sc_leds;
    639 		return (0);
    640 #ifdef WSDISPLAY_COMPAT_RAWKBD
    641 	case WSKBDIO_SETMODE:
    642 		DPRINTF(("ukbd_ioctl: set raw = %d\n", *(int *)data));
    643 		sc->sc_rawkbd = *(int *)data == WSKBD_RAW;
    644 		untimeout(ukbd_rawrepeat, sc);
    645 		return (0);
    646 #endif
    647 	}
    648 	return (-1);
    649 }
    650 
    651 /* Console interface. */
    652 void
    653 ukbd_cngetc(v, type, data)
    654 	void *v;
    655 	u_int *type;
    656 	int *data;
    657 {
    658 	struct ukbd_softc *sc = v;
    659 	int s;
    660 	int c;
    661 
    662 	DPRINTFN(0,("ukbd_cngetc: enter\n"));
    663 	s = splusb();
    664 	sc->sc_polling = 1;
    665 	while(sc->sc_npollchar <= 0)
    666 		usbd_dopoll(sc->sc_iface);
    667 	sc->sc_polling = 0;
    668 	c = sc->sc_pollchars[0];
    669 	sc->sc_npollchar--;
    670 	memcpy(sc->sc_pollchars, sc->sc_pollchars+1,
    671 	       sc->sc_npollchar * sizeof(u_int16_t));
    672 	*type = c & RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
    673 	*data = c & CODEMASK;
    674 	splx(s);
    675 	DPRINTFN(0,("ukbd_cngetc: return 0x%02x\n", c));
    676 }
    677 
    678 void
    679 ukbd_cnpollc(v, on)
    680 	void *v;
    681         int on;
    682 {
    683 	struct ukbd_softc *sc = v;
    684 
    685 	DPRINTFN(2,("ukbd_cnpollc: sc=%p on=%d\n", v, on));
    686 
    687 	usbd_set_polling(sc->sc_iface, on);
    688 }
    689 
    690 int
    691 ukbd_cnattach()
    692 {
    693 
    694 	/*
    695 	 * XXX USB requires too many parts of the kernel to be running
    696 	 * XXX in order to work, so we can't do much for the console
    697 	 * XXX keyboard until autconfiguration has run its course.
    698 	 */
    699 	ukbd_is_console = 1;
    700 	return (0);
    701 }
    702