Add FREEBSD USB input device files

1 files changed, 2309 insertions, 0 deletions

diff --git a/freebsd/sys/dev/usb/input/ukbd.c b/freebsd/sys/dev/usb/input/ukbd.c
new file mode 100644
index 00000000..5c6f5583
--- /dev/null
+++ b/freebsd/sys/dev/usb/input/ukbd.c
@@ -0,0 +1,2309 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+
+/*-
+ * Copyright (c) 1998 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Lennart Augustsson (lennart@augustsson.net) at
+ * Carlstedt Research & Technology.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/*
+ * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf
+ */
+
+#include <rtems/bsd/local/opt_compat.h>
+#include <rtems/bsd/local/opt_kbd.h>
+#include <rtems/bsd/local/opt_ukbd.h>
+#include <rtems/bsd/local/opt_evdev.h>
+
+#include <sys/stdint.h>
+#include <sys/stddef.h>
+#include <rtems/bsd/sys/param.h>
+#include <sys/queue.h>
+#include <sys/types.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/bus.h>
+#include <sys/module.h>
+#include <rtems/bsd/sys/lock.h>
+#include <sys/mutex.h>
+#include <sys/condvar.h>
+#include <sys/sysctl.h>
+#include <sys/sx.h>
+#include <rtems/bsd/sys/unistd.h>
+#include <sys/callout.h>
+#include <sys/malloc.h>
+#include <sys/priv.h>
+#include <sys/proc.h>
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usbdi.h>
+#include <dev/usb/usbdi_util.h>
+#include <dev/usb/usbhid.h>
+
+#define	USB_DEBUG_VAR ukbd_debug
+#include <dev/usb/usb_debug.h>
+
+#include <dev/usb/quirk/usb_quirk.h>
+
+#ifdef EVDEV_SUPPORT
+#include <dev/evdev/input.h>
+#include <dev/evdev/evdev.h>
+#endif
+
+#include <sys/ioccom.h>
+#include <sys/filio.h>
+#include <sys/tty.h>
+#include <sys/kbio.h>
+
+#include <dev/kbd/kbdreg.h>
+
+/* the initial key map, accent map and fkey strings */
+#if defined(UKBD_DFLT_KEYMAP) && !defined(KLD_MODULE)
+#define	KBD_DFLT_KEYMAP
+#include "ukbdmap.h"
+#endif
+
+/* the following file must be included after "ukbdmap.h" */
+#include <dev/kbd/kbdtables.h>
+
+#ifdef USB_DEBUG
+static int ukbd_debug = 0;
+static int ukbd_no_leds = 0;
+static int ukbd_pollrate = 0;
+
+static SYSCTL_NODE(_hw_usb, OID_AUTO, ukbd, CTLFLAG_RW, 0, "USB keyboard");
+SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, debug, CTLFLAG_RWTUN,
+    &ukbd_debug, 0, "Debug level");
+SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, no_leds, CTLFLAG_RWTUN,
+    &ukbd_no_leds, 0, "Disables setting of keyboard leds");
+SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, pollrate, CTLFLAG_RWTUN,
+    &ukbd_pollrate, 0, "Force this polling rate, 1-1000Hz");
+#endif
+
+#define	UKBD_EMULATE_ATSCANCODE	       1
+#define	UKBD_DRIVER_NAME          "ukbd"
+#define	UKBD_NMOD                     8	/* units */
+#define	UKBD_NKEYCODE                 6	/* units */
+#define	UKBD_IN_BUF_SIZE  (2*(UKBD_NMOD + (2*UKBD_NKEYCODE)))	/* bytes */
+#define	UKBD_IN_BUF_FULL  ((UKBD_IN_BUF_SIZE / 2) - 1)	/* bytes */
+#define	UKBD_NFKEY        (sizeof(fkey_tab)/sizeof(fkey_tab[0]))	/* units */
+#define	UKBD_BUFFER_SIZE	      64	/* bytes */
+
+struct ukbd_data {
+	uint16_t	modifiers;
+#define	MOD_CONTROL_L	0x01
+#define	MOD_CONTROL_R	0x10
+#define	MOD_SHIFT_L	0x02
+#define	MOD_SHIFT_R	0x20
+#define	MOD_ALT_L	0x04
+#define	MOD_ALT_R	0x40
+#define	MOD_WIN_L	0x08
+#define	MOD_WIN_R	0x80
+/* internal */
+#define	MOD_EJECT	0x0100
+#define	MOD_FN		0x0200
+	uint8_t	keycode[UKBD_NKEYCODE];
+};
+
+enum {
+	UKBD_INTR_DT_0,
+	UKBD_INTR_DT_1,
+	UKBD_CTRL_LED,
+	UKBD_N_TRANSFER,
+};
+
+struct ukbd_softc {
+	keyboard_t sc_kbd;
+	keymap_t sc_keymap;
+	accentmap_t sc_accmap;
+	fkeytab_t sc_fkeymap[UKBD_NFKEY];
+	struct hid_location sc_loc_apple_eject;
+	struct hid_location sc_loc_apple_fn;
+	struct hid_location sc_loc_ctrl_l;
+	struct hid_location sc_loc_ctrl_r;
+	struct hid_location sc_loc_shift_l;
+	struct hid_location sc_loc_shift_r;
+	struct hid_location sc_loc_alt_l;
+	struct hid_location sc_loc_alt_r;
+	struct hid_location sc_loc_win_l;
+	struct hid_location sc_loc_win_r;
+	struct hid_location sc_loc_events;
+	struct hid_location sc_loc_numlock;
+	struct hid_location sc_loc_capslock;
+	struct hid_location sc_loc_scrolllock;
+	struct usb_callout sc_callout;
+	struct ukbd_data sc_ndata;
+	struct ukbd_data sc_odata;
+
+	struct thread *sc_poll_thread;
+	struct usb_device *sc_udev;
+	struct usb_interface *sc_iface;
+	struct usb_xfer *sc_xfer[UKBD_N_TRANSFER];
+#ifdef EVDEV_SUPPORT
+	struct evdev_dev *sc_evdev;
+#endif
+
+	sbintime_t sc_co_basetime;
+	int	sc_delay;
+	uint32_t sc_ntime[UKBD_NKEYCODE];
+	uint32_t sc_otime[UKBD_NKEYCODE];
+	uint32_t sc_input[UKBD_IN_BUF_SIZE];	/* input buffer */
+	uint32_t sc_time_ms;
+	uint32_t sc_composed_char;	/* composed char code, if non-zero */
+#ifdef UKBD_EMULATE_ATSCANCODE
+	uint32_t sc_buffered_char[2];
+#endif
+	uint32_t sc_flags;		/* flags */
+#define	UKBD_FLAG_COMPOSE	0x00000001
+#define	UKBD_FLAG_POLLING	0x00000002
+#define	UKBD_FLAG_SET_LEDS	0x00000004
+#define	UKBD_FLAG_ATTACHED	0x00000010
+#define	UKBD_FLAG_GONE		0x00000020
+
+#define	UKBD_FLAG_HID_MASK	0x003fffc0
+#define	UKBD_FLAG_APPLE_EJECT	0x00000040
+#define	UKBD_FLAG_APPLE_FN	0x00000080
+#define	UKBD_FLAG_APPLE_SWAP	0x00000100
+#define	UKBD_FLAG_CTRL_L	0x00000400
+#define	UKBD_FLAG_CTRL_R	0x00000800
+#define	UKBD_FLAG_SHIFT_L	0x00001000
+#define	UKBD_FLAG_SHIFT_R	0x00002000
+#define	UKBD_FLAG_ALT_L		0x00004000
+#define	UKBD_FLAG_ALT_R		0x00008000
+#define	UKBD_FLAG_WIN_L		0x00010000
+#define	UKBD_FLAG_WIN_R		0x00020000
+#define	UKBD_FLAG_EVENTS	0x00040000
+#define	UKBD_FLAG_NUMLOCK	0x00080000
+#define	UKBD_FLAG_CAPSLOCK	0x00100000
+#define	UKBD_FLAG_SCROLLLOCK 	0x00200000
+
+	int	sc_mode;		/* input mode (K_XLATE,K_RAW,K_CODE) */
+	int	sc_state;		/* shift/lock key state */
+	int	sc_accents;		/* accent key index (> 0) */
+	int	sc_polling;		/* polling recursion count */
+	int	sc_led_size;
+	int	sc_kbd_size;
+
+	uint16_t sc_inputs;
+	uint16_t sc_inputhead;
+	uint16_t sc_inputtail;
+	uint16_t sc_modifiers;
+
+	uint8_t	sc_leds;		/* store for async led requests */
+	uint8_t	sc_iface_index;
+	uint8_t	sc_iface_no;
+	uint8_t sc_id_apple_eject;
+	uint8_t sc_id_apple_fn;
+	uint8_t sc_id_ctrl_l;
+	uint8_t sc_id_ctrl_r;
+	uint8_t sc_id_shift_l;
+	uint8_t sc_id_shift_r;
+	uint8_t sc_id_alt_l;
+	uint8_t sc_id_alt_r;
+	uint8_t sc_id_win_l;
+	uint8_t sc_id_win_r;
+	uint8_t sc_id_event;
+	uint8_t sc_id_numlock;
+	uint8_t sc_id_capslock;
+	uint8_t sc_id_scrolllock;
+	uint8_t sc_id_events;
+	uint8_t sc_kbd_id;
+
+	uint8_t sc_buffer[UKBD_BUFFER_SIZE];
+};
+
+#define	KEY_ERROR	  0x01
+
+#define	KEY_PRESS	  0
+#define	KEY_RELEASE	  0x400
+#define	KEY_INDEX(c)	  ((c) & 0xFF)
+
+#define	SCAN_PRESS	  0
+#define	SCAN_RELEASE	  0x80
+#define	SCAN_PREFIX_E0	  0x100
+#define	SCAN_PREFIX_E1	  0x200
+#define	SCAN_PREFIX_CTL	  0x400
+#define	SCAN_PREFIX_SHIFT 0x800
+#define	SCAN_PREFIX	(SCAN_PREFIX_E0  | SCAN_PREFIX_E1 | \
+			 SCAN_PREFIX_CTL | SCAN_PREFIX_SHIFT)
+#define	SCAN_CHAR(c)	((c) & 0x7f)
+
+#define	UKBD_LOCK()	USB_MTX_LOCK(&Giant)
+#define	UKBD_UNLOCK()	USB_MTX_UNLOCK(&Giant)
+#define	UKBD_LOCK_ASSERT()	USB_MTX_ASSERT(&Giant, MA_OWNED)
+
+struct ukbd_mods {
+	uint32_t mask, key;
+};
+
+static const struct ukbd_mods ukbd_mods[UKBD_NMOD] = {
+	{MOD_CONTROL_L, 0xe0},
+	{MOD_CONTROL_R, 0xe4},
+	{MOD_SHIFT_L, 0xe1},
+	{MOD_SHIFT_R, 0xe5},
+	{MOD_ALT_L, 0xe2},
+	{MOD_ALT_R, 0xe6},
+	{MOD_WIN_L, 0xe3},
+	{MOD_WIN_R, 0xe7},
+};
+
+#define	NN 0				/* no translation */
+/*
+ * Translate USB keycodes to AT keyboard scancodes.
+ */
+/*
+ * FIXME: Mac USB keyboard generates:
+ * 0x53: keypad NumLock/Clear
+ * 0x66: Power
+ * 0x67: keypad =
+ * 0x68: F13
+ * 0x69: F14
+ * 0x6a: F15
+ * 
+ * USB Apple Keyboard JIS generates:
+ * 0x90: Kana
+ * 0x91: Eisu
+ */
+static const uint8_t ukbd_trtab[256] = {
+	0, 0, 0, 0, 30, 48, 46, 32,	/* 00 - 07 */
+	18, 33, 34, 35, 23, 36, 37, 38,	/* 08 - 0F */
+	50, 49, 24, 25, 16, 19, 31, 20,	/* 10 - 17 */
+	22, 47, 17, 45, 21, 44, 2, 3,	/* 18 - 1F */
+	4, 5, 6, 7, 8, 9, 10, 11,	/* 20 - 27 */
+	28, 1, 14, 15, 57, 12, 13, 26,	/* 28 - 2F */
+	27, 43, 43, 39, 40, 41, 51, 52,	/* 30 - 37 */
+	53, 58, 59, 60, 61, 62, 63, 64,	/* 38 - 3F */
+	65, 66, 67, 68, 87, 88, 92, 70,	/* 40 - 47 */
+	104, 102, 94, 96, 103, 99, 101, 98,	/* 48 - 4F */
+	97, 100, 95, 69, 91, 55, 74, 78,/* 50 - 57 */
+	89, 79, 80, 81, 75, 76, 77, 71,	/* 58 - 5F */
+	72, 73, 82, 83, 86, 107, 122, NN,	/* 60 - 67 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* 68 - 6F */
+	NN, NN, NN, NN, 115, 108, 111, 113,	/* 70 - 77 */
+	109, 110, 112, 118, 114, 116, 117, 119,	/* 78 - 7F */
+	121, 120, NN, NN, NN, NN, NN, 123,	/* 80 - 87 */
+	124, 125, 126, 127, 128, NN, NN, NN,	/* 88 - 8F */
+	129, 130, NN, NN, NN, NN, NN, NN,	/* 90 - 97 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* 98 - 9F */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* A0 - A7 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* A8 - AF */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* B0 - B7 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* B8 - BF */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* C0 - C7 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* C8 - CF */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* D0 - D7 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* D8 - DF */
+	29, 42, 56, 105, 90, 54, 93, 106,	/* E0 - E7 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* E8 - EF */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* F0 - F7 */
+	NN, NN, NN, NN, NN, NN, NN, NN,	/* F8 - FF */
+};
+
+static const uint8_t ukbd_boot_desc[] = {
+	0x05, 0x01, 0x09, 0x06, 0xa1,
+	0x01, 0x05, 0x07, 0x19, 0xe0,
+	0x29, 0xe7, 0x15, 0x00, 0x25,
+	0x01, 0x75, 0x01, 0x95, 0x08,
+	0x81, 0x02, 0x95, 0x01, 0x75,
+	0x08, 0x81, 0x01, 0x95, 0x03,
+	0x75, 0x01, 0x05, 0x08, 0x19,
+	0x01, 0x29, 0x03, 0x91, 0x02,
+	0x95, 0x05, 0x75, 0x01, 0x91,
+	0x01, 0x95, 0x06, 0x75, 0x08,
+	0x15, 0x00, 0x26, 0xff, 0x00,
+	0x05, 0x07, 0x19, 0x00, 0x2a,
+	0xff, 0x00, 0x81, 0x00, 0xc0
+};
+
+/* prototypes */
+static void	ukbd_timeout(void *);
+static void	ukbd_set_leds(struct ukbd_softc *, uint8_t);
+static int	ukbd_set_typematic(keyboard_t *, int);
+#ifdef UKBD_EMULATE_ATSCANCODE
+static uint32_t	ukbd_atkeycode(int, int);
+static int	ukbd_key2scan(struct ukbd_softc *, int, int, int);
+#endif
+static uint32_t	ukbd_read_char(keyboard_t *, int);
+static void	ukbd_clear_state(keyboard_t *);
+static int	ukbd_ioctl(keyboard_t *, u_long, caddr_t);
+static int	ukbd_enable(keyboard_t *);
+static int	ukbd_disable(keyboard_t *);
+static void	ukbd_interrupt(struct ukbd_softc *);
+static void	ukbd_event_keyinput(struct ukbd_softc *);
+
+static device_probe_t ukbd_probe;
+static device_attach_t ukbd_attach;
+static device_detach_t ukbd_detach;
+static device_resume_t ukbd_resume;
+
+#ifdef EVDEV_SUPPORT
+static const struct evdev_methods ukbd_evdev_methods = {
+	.ev_event = evdev_ev_kbd_event,
+};
+#endif
+
+static uint8_t
+ukbd_any_key_pressed(struct ukbd_softc *sc)
+{
+	uint8_t i;
+	uint8_t j;
+
+	for (j = i = 0; i < UKBD_NKEYCODE; i++)
+		j |= sc->sc_odata.keycode[i];
+
+	return (j ? 1 : 0);
+}
+
+static void
+ukbd_start_timer(struct ukbd_softc *sc)
+{
+	sbintime_t delay, prec;
+
+	delay = SBT_1MS * sc->sc_delay;
+	sc->sc_co_basetime += delay;
+	/* This is rarely called, so prefer precision to efficiency. */
+	prec = qmin(delay >> 7, SBT_1MS * 10);
+	usb_callout_reset_sbt(&sc->sc_callout, sc->sc_co_basetime, prec,
+	    ukbd_timeout, sc, C_ABSOLUTE);
+}
+
+static void
+ukbd_put_key(struct ukbd_softc *sc, uint32_t key)
+{
+
+	UKBD_LOCK_ASSERT();
+
+	DPRINTF("0x%02x (%d) %s\n", key, key,
+	    (key & KEY_RELEASE) ? "released" : "pressed");
+
+#ifdef EVDEV_SUPPORT
+	if (evdev_rcpt_mask & EVDEV_RCPT_HW_KBD && sc->sc_evdev != NULL) {
+		evdev_push_event(sc->sc_evdev, EV_KEY,
+		    evdev_hid2key(KEY_INDEX(key)), !(key & KEY_RELEASE));
+		evdev_sync(sc->sc_evdev);
+	}
+#endif
+
+	if (sc->sc_inputs < UKBD_IN_BUF_SIZE) {
+		sc->sc_input[sc->sc_inputtail] = key;
+		++(sc->sc_inputs);
+		++(sc->sc_inputtail);
+		if (sc->sc_inputtail >= UKBD_IN_BUF_SIZE) {
+			sc->sc_inputtail = 0;
+		}
+	} else {
+		DPRINTF("input buffer is full\n");
+	}
+}
+
+static void
+ukbd_do_poll(struct ukbd_softc *sc, uint8_t wait)
+{
+
+	UKBD_LOCK_ASSERT();
+	KASSERT((sc->sc_flags & UKBD_FLAG_POLLING) != 0,
+	    ("ukbd_do_poll called when not polling\n"));
+	DPRINTFN(2, "polling\n");
+
+	if (USB_IN_POLLING_MODE_FUNC() == 0) {
+		/*
+		 * In this context the kernel is polling for input,
+		 * but the USB subsystem works in normal interrupt-driven
+		 * mode, so we just wait on the USB threads to do the job.
+		 * Note that we currently hold the Giant, but it's also used
+		 * as the transfer mtx, so we must release it while waiting.
+		 */
+		while (sc->sc_inputs == 0) {
+			/*
+			 * Give USB threads a chance to run.  Note that
+			 * kern_yield performs DROP_GIANT + PICKUP_GIANT.
+			 */
+			kern_yield(PRI_UNCHANGED);
+			if (!wait)
+				break;
+		}
+		return;
+	}
+
+	while (sc->sc_inputs == 0) {
+
+		usbd_transfer_poll(sc->sc_xfer, UKBD_N_TRANSFER);
+
+		/* Delay-optimised support for repetition of keys */
+		if (ukbd_any_key_pressed(sc)) {
+			/* a key is pressed - need timekeeping */
+			DELAY(1000);
+
+			/* 1 millisecond has passed */
+			sc->sc_time_ms += 1;
+		}
+
+		ukbd_interrupt(sc);
+
+		if (!wait)
+			break;
+	}
+}
+
+static int32_t
+ukbd_get_key(struct ukbd_softc *sc, uint8_t wait)
+{
+	int32_t c;
+
+	UKBD_LOCK_ASSERT();
+	KASSERT((USB_IN_POLLING_MODE_FUNC() == 0) ||
+	    (sc->sc_flags & UKBD_FLAG_POLLING) != 0,
+	    ("not polling in kdb or panic\n"));
+
+	if (sc->sc_inputs == 0 &&
+	    (sc->sc_flags & UKBD_FLAG_GONE) == 0) {
+		/* start transfer, if not already started */
+		usbd_transfer_start(sc->sc_xfer[UKBD_INTR_DT_0]);
+		usbd_transfer_start(sc->sc_xfer[UKBD_INTR_DT_1]);
+	}
+
+	if (sc->sc_flags & UKBD_FLAG_POLLING)
+		ukbd_do_poll(sc, wait);
+
+	if (sc->sc_inputs == 0) {
+		c = -1;
+	} else {
+		c = sc->sc_input[sc->sc_inputhead];
+		--(sc->sc_inputs);
+		++(sc->sc_inputhead);
+		if (sc->sc_inputhead >= UKBD_IN_BUF_SIZE) {
+			sc->sc_inputhead = 0;
+		}
+	}
+	return (c);
+}
+
+static void
+ukbd_interrupt(struct ukbd_softc *sc)
+{
+	struct timeval ctv;
+	uint32_t n_mod;
+	uint32_t o_mod;
+	uint32_t now = sc->sc_time_ms;
+	int32_t dtime;
+	uint8_t key;
+	uint8_t i;
+	uint8_t j;
+
+	UKBD_LOCK_ASSERT();
+
+	if (sc->sc_ndata.keycode[0] == KEY_ERROR)
+		return;
+
+	n_mod = sc->sc_ndata.modifiers;
+	o_mod = sc->sc_odata.modifiers;
+	if (n_mod != o_mod) {
+		for (i = 0; i < UKBD_NMOD; i++) {
+			if ((n_mod & ukbd_mods[i].mask) !=
+			    (o_mod & ukbd_mods[i].mask)) {
+				ukbd_put_key(sc, ukbd_mods[i].key |
+				    ((n_mod & ukbd_mods[i].mask) ?
+				    KEY_PRESS : KEY_RELEASE));
+			}
+		}
+	}
+	/* Check for released keys. */
+	for (i = 0; i < UKBD_NKEYCODE; i++) {
+		key = sc->sc_odata.keycode[i];
+		if (key == 0) {
+			continue;
+		}
+		for (j = 0; j < UKBD_NKEYCODE; j++) {
+			if (sc->sc_ndata.keycode[j] == 0) {
+				continue;
+			}
+			if (key == sc->sc_ndata.keycode[j]) {
+				goto rfound;
+			}
+		}
+		ukbd_put_key(sc, key | KEY_RELEASE);
+rfound:	;
+	}
+
+	/* Check for pressed keys. */
+	for (i = 0; i < UKBD_NKEYCODE; i++) {
+		key = sc->sc_ndata.keycode[i];
+		if (key == 0) {
+			continue;
+		}
+		sc->sc_ntime[i] = now + sc->sc_kbd.kb_delay1;
+		for (j = 0; j < UKBD_NKEYCODE; j++) {
+			if (sc->sc_odata.keycode[j] == 0) {
+				continue;
+			}
+			if (key == sc->sc_odata.keycode[j]) {
+
+				/* key is still pressed */
+
+				sc->sc_ntime[i] = sc->sc_otime[j];
+				dtime = (sc->sc_otime[j] - now);
+
+				if (dtime > 0) {
+					/* time has not elapsed */
+					goto pfound;
+				}
+				sc->sc_ntime[i] = now + sc->sc_kbd.kb_delay2;
+				break;
+			}
+		}
+		if (j < UKBD_NKEYCODE) {
+			/* Old key repeating. */
+			sc->sc_delay = sc->sc_kbd.kb_delay2;
+		} else {
+			/* New key. */
+			microuptime(&ctv);
+			sc->sc_co_basetime = tvtosbt(ctv);
+			sc->sc_delay = sc->sc_kbd.kb_delay1;
+		}
+		ukbd_put_key(sc, key | KEY_PRESS);
+
+		/*
+                 * If any other key is presently down, force its repeat to be
+                 * well in the future (100s).  This makes the last key to be
+                 * pressed do the autorepeat.
+                 */
+		for (j = 0; j != UKBD_NKEYCODE; j++) {
+			if (j != i)
+				sc->sc_ntime[j] = now + (100 * 1000);
+		}
+pfound:	;
+	}
+
+	sc->sc_odata = sc->sc_ndata;
+
+	memcpy(sc->sc_otime, sc->sc_ntime, sizeof(sc->sc_otime));
+
+	ukbd_event_keyinput(sc);
+}
+
+static void
+ukbd_event_keyinput(struct ukbd_softc *sc)
+{
+	int c;
+
+	UKBD_LOCK_ASSERT();
+
+	if ((sc->sc_flags & UKBD_FLAG_POLLING) != 0)
+		return;
+
+	if (sc->sc_inputs == 0)
+		return;
+
+	if (KBD_IS_ACTIVE(&sc->sc_kbd) &&
+	    KBD_IS_BUSY(&sc->sc_kbd)) {
+		/* let the callback function process the input */
+		(sc->sc_kbd.kb_callback.kc_func) (&sc->sc_kbd, KBDIO_KEYINPUT,
+		    sc->sc_kbd.kb_callback.kc_arg);
+	} else {
+		/* read and discard the input, no one is waiting for it */
+		do {
+			c = ukbd_read_char(&sc->sc_kbd, 0);
+		} while (c != NOKEY);
+	}
+}
+
+static void
+ukbd_timeout(void *arg)
+{
+	struct ukbd_softc *sc = arg;
+
+	UKBD_LOCK_ASSERT();
+
+	sc->sc_time_ms += sc->sc_delay;
+	sc->sc_delay = 0;
+
+	ukbd_interrupt(sc);
+
+	/* Make sure any leftover key events gets read out */
+	ukbd_event_keyinput(sc);
+
+	if (ukbd_any_key_pressed(sc) || (sc->sc_inputs != 0)) {
+		ukbd_start_timer(sc);
+	}
+}
+
+static uint8_t
+ukbd_apple_fn(uint8_t keycode) {
+	switch (keycode) {
+	case 0x28: return 0x49; /* RETURN -> INSERT */
+	case 0x2a: return 0x4c; /* BACKSPACE -> DEL */
+	case 0x50: return 0x4a; /* LEFT ARROW -> HOME */
+	case 0x4f: return 0x4d; /* RIGHT ARROW -> END */
+	case 0x52: return 0x4b; /* UP ARROW -> PGUP */
+	case 0x51: return 0x4e; /* DOWN ARROW -> PGDN */
+	default: return keycode;
+	}
+}
+
+static uint8_t
+ukbd_apple_swap(uint8_t keycode) {
+	switch (keycode) {
+	case 0x35: return 0x64;
+	case 0x64: return 0x35;
+	default: return keycode;
+	}
+}
+
+static void
+ukbd_intr_callback(struct usb_xfer *xfer, usb_error_t error)
+{
+	struct ukbd_softc *sc = usbd_xfer_softc(xfer);
+	struct usb_page_cache *pc;
+	uint8_t i;
+	uint8_t offset;
+	uint8_t id;
+	int len;
+
+	UKBD_LOCK_ASSERT();
+
+	usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
+	pc = usbd_xfer_get_frame(xfer, 0);
+
+	switch (USB_GET_STATE(xfer)) {
+	case USB_ST_TRANSFERRED:
+		DPRINTF("actlen=%d bytes\n", len);
+
+		if (len == 0) {
+			DPRINTF("zero length data\n");
+			goto tr_setup;
+		}
+
+		if (sc->sc_kbd_id != 0) {
+			/* check and remove HID ID byte */
+			usbd_copy_out(pc, 0, &id, 1);
+			offset = 1;
+			len--;
+			if (len == 0) {
+				DPRINTF("zero length data\n");
+				goto tr_setup;
+			}
+		} else {
+			offset = 0;
+			id = 0;
+		}
+
+		if (len > UKBD_BUFFER_SIZE)
+			len = UKBD_BUFFER_SIZE;
+
+		/* get data */
+		usbd_copy_out(pc, offset, sc->sc_buffer, len);
+
+		/* clear temporary storage */
+		memset(&sc->sc_ndata, 0, sizeof(sc->sc_ndata));
+
+		/* scan through HID data */
+		if ((sc->sc_flags & UKBD_FLAG_APPLE_EJECT) &&
+		    (id == sc->sc_id_apple_eject)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_apple_eject))
+				sc->sc_modifiers |= MOD_EJECT;
+			else
+				sc->sc_modifiers &= ~MOD_EJECT;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_APPLE_FN) &&
+		    (id == sc->sc_id_apple_fn)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_apple_fn))
+				sc->sc_modifiers |= MOD_FN;
+			else
+				sc->sc_modifiers &= ~MOD_FN;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_CTRL_L) &&
+		    (id == sc->sc_id_ctrl_l)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_ctrl_l))
+			  sc->	sc_modifiers |= MOD_CONTROL_L;
+			else
+			  sc->	sc_modifiers &= ~MOD_CONTROL_L;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_CTRL_R) &&
+		    (id == sc->sc_id_ctrl_r)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_ctrl_r))
+				sc->sc_modifiers |= MOD_CONTROL_R;
+			else
+				sc->sc_modifiers &= ~MOD_CONTROL_R;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_SHIFT_L) &&
+		    (id == sc->sc_id_shift_l)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_shift_l))
+				sc->sc_modifiers |= MOD_SHIFT_L;
+			else
+				sc->sc_modifiers &= ~MOD_SHIFT_L;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_SHIFT_R) &&
+		    (id == sc->sc_id_shift_r)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_shift_r))
+				sc->sc_modifiers |= MOD_SHIFT_R;
+			else
+				sc->sc_modifiers &= ~MOD_SHIFT_R;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_ALT_L) &&
+		    (id == sc->sc_id_alt_l)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_alt_l))
+				sc->sc_modifiers |= MOD_ALT_L;
+			else
+				sc->sc_modifiers &= ~MOD_ALT_L;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_ALT_R) &&
+		    (id == sc->sc_id_alt_r)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_alt_r))
+				sc->sc_modifiers |= MOD_ALT_R;
+			else
+				sc->sc_modifiers &= ~MOD_ALT_R;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_WIN_L) &&
+		    (id == sc->sc_id_win_l)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_win_l))
+				sc->sc_modifiers |= MOD_WIN_L;
+			else
+				sc->sc_modifiers &= ~MOD_WIN_L;
+		}
+		if ((sc->sc_flags & UKBD_FLAG_WIN_R) &&
+		    (id == sc->sc_id_win_r)) {
+			if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_win_r))
+				sc->sc_modifiers |= MOD_WIN_R;
+			else
+				sc->sc_modifiers &= ~MOD_WIN_R;
+		}
+
+		sc->sc_ndata.modifiers = sc->sc_modifiers;
+
+		if ((sc->sc_flags & UKBD_FLAG_EVENTS) &&
+		    (id == sc->sc_id_events)) {
+			i = sc->sc_loc_events.count;
+			if (i > UKBD_NKEYCODE)
+				i = UKBD_NKEYCODE;
+			if (i > len)
+				i = len;
+			while (i--) {
+				sc->sc_ndata.keycode[i] =
+				    hid_get_data(sc->sc_buffer + i, len - i,
+				    &sc->sc_loc_events);
+			}
+		}
+
+#ifdef USB_DEBUG
+		DPRINTF("modifiers = 0x%04x\n", (int)sc->sc_modifiers);
+		for (i = 0; i < UKBD_NKEYCODE; i++) {
+			if (sc->sc_ndata.keycode[i]) {
+				DPRINTF("[%d] = 0x%02x\n",
+				    (int)i, (int)sc->sc_ndata.keycode[i]);
+			}
+		}
+#endif
+		if (sc->sc_modifiers & MOD_FN) {
+			for (i = 0; i < UKBD_NKEYCODE; i++) {
+				sc->sc_ndata.keycode[i] = 
+				    ukbd_apple_fn(sc->sc_ndata.keycode[i]);
+			}
+		}
+
+		if (sc->sc_flags & UKBD_FLAG_APPLE_SWAP) {
+			for (i = 0; i < UKBD_NKEYCODE; i++) {
+				sc->sc_ndata.keycode[i] = 
+				    ukbd_apple_swap(sc->sc_ndata.keycode[i]);
+			}
+		}
+
+		ukbd_interrupt(sc);
+
+		if (ukbd_any_key_pressed(sc) != 0) {
+			ukbd_start_timer(sc);
+		}
+
+	case USB_ST_SETUP:
+tr_setup:
+		if (sc->sc_inputs < UKBD_IN_BUF_FULL) {
+			usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
+			usbd_transfer_submit(xfer);
+		} else {
+			DPRINTF("input queue is full!\n");
+		}
+		break;
+
+	default:			/* Error */
+		DPRINTF("error=%s\n", usbd_errstr(error));
+
+		if (error != USB_ERR_CANCELLED) {
+			/* try to clear stall first */
+			usbd_xfer_set_stall(xfer);
+			goto tr_setup;
+		}
+		break;
+	}
+}
+
+static void
+ukbd_set_leds_callback(struct usb_xfer *xfer, usb_error_t error)
+{
+	struct ukbd_softc *sc = usbd_xfer_softc(xfer);
+	struct usb_device_request req;
+	struct usb_page_cache *pc;
+	uint8_t id;
+	uint8_t any;
+	int len;
+
+	UKBD_LOCK_ASSERT();
+
+#ifdef USB_DEBUG
+	if (ukbd_no_leds)
+		return;
+#endif
+
+	switch (USB_GET_STATE(xfer)) {
+	case USB_ST_TRANSFERRED:
+	case USB_ST_SETUP:
+		if (!(sc->sc_flags & UKBD_FLAG_SET_LEDS))
+			break;
+		sc->sc_flags &= ~UKBD_FLAG_SET_LEDS;
+
+		req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
+		req.bRequest = UR_SET_REPORT;
+		USETW2(req.wValue, UHID_OUTPUT_REPORT, 0);
+		req.wIndex[0] = sc->sc_iface_no;
+		req.wIndex[1] = 0;
+		req.wLength[1] = 0;
+
+		memset(sc->sc_buffer, 0, UKBD_BUFFER_SIZE);
+
+		id = 0;
+		any = 0;
+
+		/* Assumption: All led bits must be in the same ID. */
+
+		if (sc->sc_flags & UKBD_FLAG_NUMLOCK) {
+			if (sc->sc_leds & NLKED) {
+				hid_put_data_unsigned(sc->sc_buffer + 1, UKBD_BUFFER_SIZE - 1,
+				    &sc->sc_loc_numlock, 1);
+			}
+			id = sc->sc_id_numlock;
+			any = 1;
+		}
+
+		if (sc->sc_flags & UKBD_FLAG_SCROLLLOCK) {
+			if (sc->sc_leds & SLKED) {
+				hid_put_data_unsigned(sc->sc_buffer + 1, UKBD_BUFFER_SIZE - 1,
+				    &sc->sc_loc_scrolllock, 1);
+			}
+			id = sc->sc_id_scrolllock;
+			any = 1;
+		}
+
+		if (sc->sc_flags & UKBD_FLAG_CAPSLOCK) {
+			if (sc->sc_leds & CLKED) {
+				hid_put_data_unsigned(sc->sc_buffer + 1, UKBD_BUFFER_SIZE - 1,
+				    &sc->sc_loc_capslock, 1);
+			}
+			id = sc->sc_id_capslock;
+			any = 1;
+		}
+
+		/* if no leds, nothing to do */
+		if (!any)
+			break;
+
+#ifdef EVDEV_SUPPORT
+		if (sc->sc_evdev != NULL)
+			evdev_push_leds(sc->sc_evdev, sc->sc_leds);
+#endif
+
+		/* range check output report length */
+		len = sc->sc_led_size;
+		if (len > (UKBD_BUFFER_SIZE - 1))
+			len = (UKBD_BUFFER_SIZE - 1);
+
+		/* check if we need to prefix an ID byte */
+		sc->sc_buffer[0] = id;
+
+		pc = usbd_xfer_get_frame(xfer, 1);
+		if (id != 0) {
+			len++;
+			usbd_copy_in(pc, 0, sc->sc_buffer, len);
+		} else {
+			usbd_copy_in(pc, 0, sc->sc_buffer + 1, len);
+		}
+		req.wLength[0] = len;
+		usbd_xfer_set_frame_len(xfer, 1, len);
+
+		DPRINTF("len=%d, id=%d\n", len, id);
+
+		/* setup control request last */
+		pc = usbd_xfer_get_frame(xfer, 0);
+		usbd_copy_in(pc, 0, &req, sizeof(req));
+		usbd_xfer_set_frame_len(xfer, 0, sizeof(req));
+
+		/* start data transfer */
+		usbd_xfer_set_frames(xfer, 2);
+		usbd_transfer_submit(xfer);
+		break;
+
+	default:			/* Error */
+		DPRINTFN(1, "error=%s\n", usbd_errstr(error));
+		break;
+	}
+}
+
+static const struct usb_config ukbd_config[UKBD_N_TRANSFER] = {
+
+	[UKBD_INTR_DT_0] = {
+		.type = UE_INTERRUPT,
+		.endpoint = UE_ADDR_ANY,
+		.direction = UE_DIR_IN,
+		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
+		.bufsize = 0,	/* use wMaxPacketSize */
+		.callback = &ukbd_intr_callback,
+	},
+
+	[UKBD_INTR_DT_1] = {
+		.type = UE_INTERRUPT,
+		.endpoint = UE_ADDR_ANY,
+		.direction = UE_DIR_IN,
+		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
+		.bufsize = 0,	/* use wMaxPacketSize */
+		.callback = &ukbd_intr_callback,
+	},
+
+	[UKBD_CTRL_LED] = {
+		.type = UE_CONTROL,
+		.endpoint = 0x00,	/* Control pipe */
+		.direction = UE_DIR_ANY,
+		.bufsize = sizeof(struct usb_device_request) + UKBD_BUFFER_SIZE,
+		.callback = &ukbd_set_leds_callback,
+		.timeout = 1000,	/* 1 second */
+	},
+};
+
+/* A match on these entries will load ukbd */
+static const STRUCT_USB_HOST_ID __used ukbd_devs[] = {
+	{USB_IFACE_CLASS(UICLASS_HID),
+	 USB_IFACE_SUBCLASS(UISUBCLASS_BOOT),
+	 USB_IFACE_PROTOCOL(UIPROTO_BOOT_KEYBOARD),},
+};
+
+static int
+ukbd_probe(device_t dev)
+{
+	keyboard_switch_t *sw = kbd_get_switch(UKBD_DRIVER_NAME);
+	struct usb_attach_arg *uaa = device_get_ivars(dev);
+	void *d_ptr;
+	int error;
+	uint16_t d_len;
+
+	UKBD_LOCK_ASSERT();
+	DPRINTFN(11, "\n");
+
+	if (sw == NULL) {
+		return (ENXIO);
+	}
+	if (uaa->usb_mode != USB_MODE_HOST) {
+		return (ENXIO);
+	}
+
+	if (uaa->info.bInterfaceClass != UICLASS_HID)
+		return (ENXIO);
+
+	if (usb_test_quirk(uaa, UQ_KBD_IGNORE))
+		return (ENXIO);
+
+	if ((uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) &&
+	    (uaa->info.bInterfaceProtocol == UIPROTO_BOOT_KEYBOARD))
+		return (BUS_PROBE_DEFAULT);
+
+	error = usbd_req_get_hid_desc(uaa->device, NULL,
+	    &d_ptr, &d_len, M_TEMP, uaa->info.bIfaceIndex);
+
+	if (error)
+		return (ENXIO);
+
+	if (hid_is_keyboard(d_ptr, d_len)) {
+		if (hid_is_mouse(d_ptr, d_len)) {
+			/*
+			 * NOTE: We currently don't support USB mouse
+			 * and USB keyboard on the same USB endpoint.
+			 * Let "ums" driver win.
+			 */
+			error = ENXIO;
+		} else {
+			error = BUS_PROBE_DEFAULT;
+		}
+	} else {
+		error = ENXIO;
+	}
+	free(d_ptr, M_TEMP);
+	return (error);
+}
+
+static void
+ukbd_parse_hid(struct ukbd_softc *sc, const uint8_t *ptr, uint32_t len)
+{
+	uint32_t flags;
+
+	/* reset detected bits */
+	sc->sc_flags &= ~UKBD_FLAG_HID_MASK;
+
+	/* check if there is an ID byte */
+	sc->sc_kbd_size = hid_report_size(ptr, len,
+	    hid_input, &sc->sc_kbd_id);
+
+	/* investigate if this is an Apple Keyboard */
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_CONSUMER, HUG_APPLE_EJECT),
+	    hid_input, 0, &sc->sc_loc_apple_eject, &flags,
+	    &sc->sc_id_apple_eject)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_APPLE_EJECT | 
+			    UKBD_FLAG_APPLE_SWAP;
+		DPRINTFN(1, "Found Apple eject-key\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(0xFFFF, 0x0003),
+	    hid_input, 0, &sc->sc_loc_apple_fn, &flags,
+	    &sc->sc_id_apple_fn)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_APPLE_FN;
+		DPRINTFN(1, "Found Apple FN-key\n");
+	}
+	/* figure out some keys */
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE0),
+	    hid_input, 0, &sc->sc_loc_ctrl_l, &flags,
+	    &sc->sc_id_ctrl_l)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_CTRL_L;
+		DPRINTFN(1, "Found left control\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE4),
+	    hid_input, 0, &sc->sc_loc_ctrl_r, &flags,
+	    &sc->sc_id_ctrl_r)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_CTRL_R;
+		DPRINTFN(1, "Found right control\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE1),
+	    hid_input, 0, &sc->sc_loc_shift_l, &flags,
+	    &sc->sc_id_shift_l)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_SHIFT_L;
+		DPRINTFN(1, "Found left shift\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE5),
+	    hid_input, 0, &sc->sc_loc_shift_r, &flags,
+	    &sc->sc_id_shift_r)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_SHIFT_R;
+		DPRINTFN(1, "Found right shift\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE2),
+	    hid_input, 0, &sc->sc_loc_alt_l, &flags,
+	    &sc->sc_id_alt_l)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_ALT_L;
+		DPRINTFN(1, "Found left alt\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE6),
+	    hid_input, 0, &sc->sc_loc_alt_r, &flags,
+	    &sc->sc_id_alt_r)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_ALT_R;
+		DPRINTFN(1, "Found right alt\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE3),
+	    hid_input, 0, &sc->sc_loc_win_l, &flags,
+	    &sc->sc_id_win_l)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_WIN_L;
+		DPRINTFN(1, "Found left GUI\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0xE7),
+	    hid_input, 0, &sc->sc_loc_win_r, &flags,
+	    &sc->sc_id_win_r)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_WIN_R;
+		DPRINTFN(1, "Found right GUI\n");
+	}
+	/* figure out event buffer */
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_KEYBOARD, 0x00),
+	    hid_input, 0, &sc->sc_loc_events, &flags,
+	    &sc->sc_id_events)) {
+		if (flags & HIO_VARIABLE) {
+			DPRINTFN(1, "Ignoring keyboard event control\n");
+		} else {
+			sc->sc_flags |= UKBD_FLAG_EVENTS;
+			DPRINTFN(1, "Found keyboard event array\n");
+		}
+	}
+
+	/* figure out leds on keyboard */
+	sc->sc_led_size = hid_report_size(ptr, len,
+	    hid_output, NULL);
+
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_LEDS, 0x01),
+	    hid_output, 0, &sc->sc_loc_numlock, &flags,
+	    &sc->sc_id_numlock)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_NUMLOCK;
+		DPRINTFN(1, "Found keyboard numlock\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_LEDS, 0x02),
+	    hid_output, 0, &sc->sc_loc_capslock, &flags,
+	    &sc->sc_id_capslock)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_CAPSLOCK;
+		DPRINTFN(1, "Found keyboard capslock\n");
+	}
+	if (hid_locate(ptr, len,
+	    HID_USAGE2(HUP_LEDS, 0x03),
+	    hid_output, 0, &sc->sc_loc_scrolllock, &flags,
+	    &sc->sc_id_scrolllock)) {
+		if (flags & HIO_VARIABLE)
+			sc->sc_flags |= UKBD_FLAG_SCROLLLOCK;
+		DPRINTFN(1, "Found keyboard scrolllock\n");
+	}
+}
+
+static int
+ukbd_attach(device_t dev)
+{
+	struct ukbd_softc *sc = device_get_softc(dev);
+	struct usb_attach_arg *uaa = device_get_ivars(dev);
+	int unit = device_get_unit(dev);
+	keyboard_t *kbd = &sc->sc_kbd;
+	void *hid_ptr = NULL;
+	usb_error_t err;
+	uint16_t n;
+	uint16_t hid_len;
+#ifdef EVDEV_SUPPORT
+	struct evdev_dev *evdev;
+	int i;
+#endif
+#ifdef USB_DEBUG
+	int rate;
+#endif
+	UKBD_LOCK_ASSERT();
+
+	kbd_init_struct(kbd, UKBD_DRIVER_NAME, KB_OTHER, unit, 0, 0, 0);
+
+	kbd->kb_data = (void *)sc;
+
+	device_set_usb_desc(dev);
+
+	sc->sc_udev = uaa->device;
+	sc->sc_iface = uaa->iface;
+	sc->sc_iface_index = uaa->info.bIfaceIndex;
+	sc->sc_iface_no = uaa->info.bIfaceNum;
+	sc->sc_mode = K_XLATE;
+
+	usb_callout_init_mtx(&sc->sc_callout, &Giant, 0);
+
+#ifdef UKBD_NO_POLLING
+	err = usbd_transfer_setup(uaa->device,
+	    &uaa->info.bIfaceIndex, sc->sc_xfer, ukbd_config,
+	    UKBD_N_TRANSFER, sc, &Giant);
+#else
+	/*
+	 * Setup the UKBD USB transfers one by one, so they are memory
+	 * independent which allows for handling panics triggered by
+	 * the keyboard driver itself, typically via CTRL+ALT+ESC
+	 * sequences. Or if the USB keyboard driver was processing a
+	 * key at the moment of panic.
+	 */
+	for (n = 0; n != UKBD_N_TRANSFER; n++) {
+		err = usbd_transfer_setup(uaa->device,
+		    &uaa->info.bIfaceIndex, sc->sc_xfer + n, ukbd_config + n,
+		    1, sc, &Giant);
+		if (err)
+			break;
+	}
+#endif
+
+	if (err) {
+		DPRINTF("error=%s\n", usbd_errstr(err));
+		goto detach;
+	}
+	/* setup default keyboard maps */
+
+	sc->sc_keymap = key_map;
+	sc->sc_accmap = accent_map;
+	for (n = 0; n < UKBD_NFKEY; n++) {
+		sc->sc_fkeymap[n] = fkey_tab[n];
+	}
+
+	kbd_set_maps(kbd, &sc->sc_keymap, &sc->sc_accmap,
+	    sc->sc_fkeymap, UKBD_NFKEY);
+
+	KBD_FOUND_DEVICE(kbd);
+
+	ukbd_clear_state(kbd);
+
+	/*
+	 * FIXME: set the initial value for lock keys in "sc_state"
+	 * according to the BIOS data?
+	 */
+	KBD_PROBE_DONE(kbd);
+
+	/* get HID descriptor */
+	err = usbd_req_get_hid_desc(uaa->device, NULL, &hid_ptr,
+	    &hid_len, M_TEMP, uaa->info.bIfaceIndex);
+
+	if (err == 0) {
+		DPRINTF("Parsing HID descriptor of %d bytes\n",
+		    (int)hid_len);
+
+		ukbd_parse_hid(sc, hid_ptr, hid_len);
+
+		free(hid_ptr, M_TEMP);
+	}
+
+	/* check if we should use the boot protocol */
+	if (usb_test_quirk(uaa, UQ_KBD_BOOTPROTO) ||
+	    (err != 0) || (!(sc->sc_flags & UKBD_FLAG_EVENTS))) {
+
+		DPRINTF("Forcing boot protocol\n");
+
+		err = usbd_req_set_protocol(sc->sc_udev, NULL, 
+			sc->sc_iface_index, 0);
+
+		if (err != 0) {
+			DPRINTF("Set protocol error=%s (ignored)\n",
+			    usbd_errstr(err));
+		}
+
+		ukbd_parse_hid(sc, ukbd_boot_desc, sizeof(ukbd_boot_desc));
+	}
+
+	/* ignore if SETIDLE fails, hence it is not crucial */
+	usbd_req_set_idle(sc->sc_udev, NULL, sc->sc_iface_index, 0, 0);
+
+	ukbd_ioctl(kbd, KDSETLED, (caddr_t)&sc->sc_state);
+
+	KBD_INIT_DONE(kbd);
+
+	if (kbd_register(kbd) < 0) {
+		goto detach;
+	}
+	KBD_CONFIG_DONE(kbd);
+
+	ukbd_enable(kbd);
+
+#ifdef KBD_INSTALL_CDEV
+	if (kbd_attach(kbd)) {
+		goto detach;
+	}
+#endif
+
+#ifdef EVDEV_SUPPORT
+	evdev = evdev_alloc();
+	evdev_set_name(evdev, device_get_desc(dev));
+	evdev_set_phys(evdev, device_get_nameunit(dev));
+	evdev_set_id(evdev, BUS_USB, uaa->info.idVendor,
+	   uaa->info.idProduct, 0);
+	evdev_set_serial(evdev, usb_get_serial(uaa->device));
+	evdev_set_methods(evdev, kbd, &ukbd_evdev_methods);
+	evdev_support_event(evdev, EV_SYN);
+	evdev_support_event(evdev, EV_KEY);
+	if (sc->sc_flags & (UKBD_FLAG_NUMLOCK | UKBD_FLAG_CAPSLOCK |
+			    UKBD_FLAG_SCROLLLOCK))
+		evdev_support_event(evdev, EV_LED);
+	evdev_support_event(evdev, EV_REP);
+
+	for (i = 0x00; i <= 0xFF; i++)
+		evdev_support_key(evdev, evdev_hid2key(i));
+	if (sc->sc_flags & UKBD_FLAG_NUMLOCK)
+		evdev_support_led(evdev, LED_NUML);
+	if (sc->sc_flags & UKBD_FLAG_CAPSLOCK)
+		evdev_support_led(evdev, LED_CAPSL);
+	if (sc->sc_flags & UKBD_FLAG_SCROLLLOCK)
+		evdev_support_led(evdev, LED_SCROLLL);
+
+	if (evdev_register(evdev))
+		evdev_free(evdev);
+	else
+		sc->sc_evdev = evdev;
+#endif
+
+	sc->sc_flags |= UKBD_FLAG_ATTACHED;
+
+	if (bootverbose) {
+		genkbd_diag(kbd, bootverbose);
+	}
+
+#ifdef USB_DEBUG
+	/* check for polling rate override */
+	rate = ukbd_pollrate;
+	if (rate > 0) {
+		if (rate > 1000)
+			rate = 1;
+		else
+			rate = 1000 / rate;
+
+		/* set new polling interval in ms */
+		usbd_xfer_set_interval(sc->sc_xfer[UKBD_INTR_DT_0], rate);
+		usbd_xfer_set_interval(sc->sc_xfer[UKBD_INTR_DT_1], rate);
+	}
+#endif
+	/* start the keyboard */
+	usbd_transfer_start(sc->sc_xfer[UKBD_INTR_DT_0]);
+	usbd_transfer_start(sc->sc_xfer[UKBD_INTR_DT_1]);
+
+	return (0);			/* success */
+
+detach:
+	ukbd_detach(dev);
+	return (ENXIO);			/* error */
+}
+
+static int
+ukbd_detach(device_t dev)
+{
+	struct ukbd_softc *sc = device_get_softc(dev);
+	int error;
+
+	UKBD_LOCK_ASSERT();
+
+	DPRINTF("\n");
+
+	sc->sc_flags |= UKBD_FLAG_GONE;
+
+	usb_callout_stop(&sc->sc_callout);
+
+	/* kill any stuck keys */
+	if (sc->sc_flags & UKBD_FLAG_ATTACHED) {
+		/* stop receiving events from the USB keyboard */
+		usbd_transfer_stop(sc->sc_xfer[UKBD_INTR_DT_0]);
+		usbd_transfer_stop(sc->sc_xfer[UKBD_INTR_DT_1]);
+
+		/* release all leftover keys, if any */
+		memset(&sc->sc_ndata, 0, sizeof(sc->sc_ndata));
+
+		/* process releasing of all keys */
+		ukbd_interrupt(sc);
+	}
+
+	ukbd_disable(&sc->sc_kbd);
+
+#ifdef KBD_INSTALL_CDEV
+	if (sc->sc_flags & UKBD_FLAG_ATTACHED) {
+		error = kbd_detach(&sc->sc_kbd);
+		if (error) {
+			/* usb attach cannot return an error */
+			device_printf(dev, "WARNING: kbd_detach() "
+			    "returned non-zero! (ignored)\n");
+		}
+	}
+#endif
+
+#ifdef EVDEV_SUPPORT
+	evdev_free(sc->sc_evdev);
+#endif
+
+	if (KBD_IS_CONFIGURED(&sc->sc_kbd)) {
+		error = kbd_unregister(&sc->sc_kbd);
+		if (error) {
+			/* usb attach cannot return an error */
+			device_printf(dev, "WARNING: kbd_unregister() "
+			    "returned non-zero! (ignored)\n");
+		}
+	}
+	sc->sc_kbd.kb_flags = 0;
+
+	usbd_transfer_unsetup(sc->sc_xfer, UKBD_N_TRANSFER);
+
+	usb_callout_drain(&sc->sc_callout);
+
+	DPRINTF("%s: disconnected\n",
+	    device_get_nameunit(dev));
+
+	return (0);
+}
+
+static int
+ukbd_resume(device_t dev)
+{
+	struct ukbd_softc *sc = device_get_softc(dev);
+
+	UKBD_LOCK_ASSERT();
+
+	ukbd_clear_state(&sc->sc_kbd);
+
+	return (0);
+}
+
+/* early keyboard probe, not supported */
+static int
+ukbd_configure(int flags)
+{
+	return (0);
+}
+
+/* detect a keyboard, not used */
+static int
+ukbd__probe(int unit, void *arg, int flags)
+{
+	return (ENXIO);
+}
+
+/* reset and initialize the device, not used */
+static int
+ukbd_init(int unit, keyboard_t **kbdp, void *arg, int flags)
+{
+	return (ENXIO);
+}
+
+/* test the interface to the device, not used */
+static int
+ukbd_test_if(keyboard_t *kbd)
+{
+	return (0);
+}
+
+/* finish using this keyboard, not used */
+static int
+ukbd_term(keyboard_t *kbd)
+{
+	return (ENXIO);
+}
+
+/* keyboard interrupt routine, not used */
+static int
+ukbd_intr(keyboard_t *kbd, void *arg)
+{
+	return (0);
+}
+
+/* lock the access to the keyboard, not used */
+static int
+ukbd_lock(keyboard_t *kbd, int lock)
+{
+	return (1);
+}
+
+/*
+ * Enable the access to the device; until this function is called,
+ * the client cannot read from the keyboard.
+ */
+static int
+ukbd_enable(keyboard_t *kbd)
+{
+
+	UKBD_LOCK();
+	KBD_ACTIVATE(kbd);
+	UKBD_UNLOCK();
+
+	return (0);
+}
+
+/* disallow the access to the device */
+static int
+ukbd_disable(keyboard_t *kbd)
+{
+
+	UKBD_LOCK();
+	KBD_DEACTIVATE(kbd);
+	UKBD_UNLOCK();
+
+	return (0);
+}
+
+/* check if data is waiting */
+/* Currently unused. */
+static int
+ukbd_check(keyboard_t *kbd)
+{
+	struct ukbd_softc *sc = kbd->kb_data;
+
+	UKBD_LOCK_ASSERT();
+
+	if (!KBD_IS_ACTIVE(kbd))
+		return (0);
+
+	if (sc->sc_flags & UKBD_FLAG_POLLING)
+		ukbd_do_poll(sc, 0);
+
+#ifdef UKBD_EMULATE_ATSCANCODE
+	if (sc->sc_buffered_char[0]) {
+		return (1);
+	}
+#endif
+	if (sc->sc_inputs > 0) {
+		return (1);
+	}
+	return (0);
+}
+
+/* check if char is waiting */
+static int
+ukbd_check_char_locked(keyboard_t *kbd)
+{
+	struct ukbd_softc *sc = kbd->kb_data;
+
+	UKBD_LOCK_ASSERT();
+
+	if (!KBD_IS_ACTIVE(kbd))
+		return (0);
+
+	if ((sc->sc_composed_char > 0) &&
+	    (!(sc->sc_flags & UKBD_FLAG_COMPOSE))) {
+		return (1);
+	}
+	return (ukbd_check(kbd));
+}
+
+static int
+ukbd_check_char(keyboard_t *kbd)
+{
+	int result;
+
+	UKBD_LOCK();
+	result = ukbd_check_char_locked(kbd);
+	UKBD_UNLOCK();
+
+	return (result);
+}
+
+/* read one byte from the keyboard if it's allowed */
+/* Currently unused. */
+static int
+ukbd_read(keyboard_t *kbd, int wait)
+{
+	struct ukbd_softc *sc = kbd->kb_data;
+	int32_t usbcode;
+#ifdef UKBD_EMULATE_ATSCANCODE
+	uint32_t keycode;
+	uint32_t scancode;
+
+#endif
+
+	UKBD_LOCK_ASSERT();
+
+	if (!KBD_IS_ACTIVE(kbd))
+		return (-1);
+
+#ifdef UKBD_EMULATE_ATSCANCODE
+	if (sc->sc_buffered_char[0]) {
+		scancode = sc->sc_buffered_char[0];
+		if (scancode & SCAN_PREFIX) {
+			sc->sc_buffered_char[0] &= ~SCAN_PREFIX;
+			return ((scancode & SCAN_PREFIX_E0) ? 0xe0 : 0xe1);
+		}
+		sc->sc_buffered_char[0] = sc->sc_buffered_char[1];
+		sc->sc_buffered_char[1] = 0;
+		return (scancode);
+	}
+#endif					/* UKBD_EMULATE_ATSCANCODE */
+
+	/* XXX */
+	usbcode = ukbd_get_key(sc, (wait == FALSE) ? 0 : 1);
+	if (!KBD_IS_ACTIVE(kbd) || (usbcode == -1))
+		return (-1);
+
+	++(kbd->kb_count);
+
+#ifdef UKBD_EMULATE_ATSCANCODE
+	keycode = ukbd_atkeycode(usbcode, sc->sc_ndata.modifiers);
+	if (keycode == NN) {
+		return -1;
+	}
+	return (ukbd_key2scan(sc, keycode, sc->sc_ndata.modifiers,
+	    (usbcode & KEY_RELEASE)));
+#else					/* !UKBD_EMULATE_ATSCANCODE */
+	return (usbcode);
+#endif					/* UKBD_EMULATE_ATSCANCODE */
+}
+
+/* read char from the keyboard */
+static uint32_t
+ukbd_read_char_locked(keyboard_t *kbd, int wait)
+{
+	struct ukbd_softc *sc = kbd->kb_data;
+	uint32_t action;
+	uint32_t keycode;
+	int32_t usbcode;
+#ifdef UKBD_EMULATE_ATSCANCODE
+	uint32_t scancode;
+#endif
+
+	UKBD_LOCK_ASSERT();
+
+	if (!KBD_IS_ACTIVE(kbd))
+		return (NOKEY);
+
+next_code:
+
+	/* do we have a composed char to return ? */
+
+	if ((sc->sc_composed_char > 0) &&
+	    (!(sc->sc_flags & UKBD_FLAG_COMPOSE))) {
+
+		action = sc->sc_composed_char;
+		sc->sc_composed_char = 0;
+
+		if (action > 0xFF) {
+			goto errkey;
+		}
+		goto done;
+	}
+#ifdef UKBD_EMULATE_ATSCANCODE
+
+	/* do we have a pending raw scan code? */
+
+	if (sc->sc_mode == K_RAW) {
+		scancode = sc->sc_buffered_char[0];
+		if (scancode) {
+			if (scancode & SCAN_PREFIX) {
+				sc->sc_buffered_char[0] = (scancode & ~SCAN_PREFIX);
+				return ((scancode & SCAN_PREFIX_E0) ? 0xe0 : 0xe1);
+			}
+			sc->sc_buffered_char[0] = sc->sc_buffered_char[1];
+			sc->sc_buffered_char[1] = 0;
+			return (scancode);
+		}
+	}
+#endif					/* UKBD_EMULATE_ATSCANCODE */
+
+	/* see if there is something in the keyboard port */
+	/* XXX */
+	usbcode = ukbd_get_key(sc, (wait == FALSE) ? 0 : 1);
+	if (usbcode == -1) {
+		return (NOKEY);
+	}
+	++kbd->kb_count;
+
+#ifdef UKBD_EMULATE_ATSCANCODE
+	/* USB key index -> key code -> AT scan code */
+	keycode = ukbd_atkeycode(usbcode, sc->sc_ndata.modifiers);
+	if (keycode == NN) {
+		return (NOKEY);
+	}
+	/* return an AT scan code for the K_RAW mode */
+	if (sc->sc_mode == K_RAW) {
+		return (ukbd_key2scan(sc, keycode, sc->sc_ndata.modifiers,
+		    (usbcode & KEY_RELEASE)));
+	}
+#else					/* !UKBD_EMULATE_ATSCANCODE */
+
+	/* return the byte as is for the K_RAW mode */
+	if (sc->sc_mode == K_RAW) {
+		return (usbcode);
+	}
+	/* USB key index -> key code */
+	keycode = ukbd_trtab[KEY_INDEX(usbcode)];
+	if (keycode == NN) {
+		return (NOKEY);
+	}
+#endif					/* UKBD_EMULATE_ATSCANCODE */
+
+	switch (keycode) {
+	case 0x38:			/* left alt (compose key) */
+		if (usbcode & KEY_RELEASE) {
+			if (sc->sc_flags & UKBD_FLAG_COMPOSE) {
+				sc->sc_flags &= ~UKBD_FLAG_COMPOSE;
+
+				if (sc->sc_composed_char > 0xFF) {
+					sc->sc_composed_char = 0;
+				}
+			}
+		} else {
+			if (!(sc->sc_flags & UKBD_FLAG_COMPOSE)) {
+				sc->sc_flags |= UKBD_FLAG_COMPOSE;
+				sc->sc_composed_char = 0;
+			}
+		}
+		break;
+	}
+
+	/* return the key code in the K_CODE mode */
+	if (usbcode & KEY_RELEASE) {
+		keycode |= SCAN_RELEASE;
+	}
+	if (sc->sc_mode == K_CODE) {
+		return (keycode);
+	}
+	/* compose a character code */
+	if (sc->sc_flags & UKBD_FLAG_COMPOSE) {
+		switch (keycode) {
+			/* key pressed, process it */
+		case 0x47:
+		case 0x48:
+		case 0x49:		/* keypad 7,8,9 */
+			sc->sc_composed_char *= 10;
+			sc->sc_composed_char += keycode - 0x40;
+			goto check_composed;
+
+		case 0x4B:
+		case 0x4C:
+		case 0x4D:		/* keypad 4,5,6 */
+			sc->sc_composed_char *= 10;
+			sc->sc_composed_char += keycode - 0x47;
+			goto check_composed;
+
+		case 0x4F:
+		case 0x50:
+		case 0x51:		/* keypad 1,2,3 */
+			sc->sc_composed_char *= 10;
+			sc->sc_composed_char += keycode - 0x4E;
+			goto check_composed;
+
+		case 0x52:		/* keypad 0 */
+			sc->sc_composed_char *= 10;
+			goto check_composed;
+
+			/* key released, no interest here */
+		case SCAN_RELEASE | 0x47:
+		case SCAN_RELEASE | 0x48:
+		case SCAN_RELEASE | 0x49:	/* keypad 7,8,9 */
+		case SCAN_RELEASE | 0x4B:
+		case SCAN_RELEASE | 0x4C:
+		case SCAN_RELEASE | 0x4D:	/* keypad 4,5,6 */
+		case SCAN_RELEASE | 0x4F:
+		case SCAN_RELEASE | 0x50:
+		case SCAN_RELEASE | 0x51:	/* keypad 1,2,3 */
+		case SCAN_RELEASE | 0x52:	/* keypad 0 */
+			goto next_code;
+
+		case 0x38:		/* left alt key */
+			break;
+
+		default:
+			if (sc->sc_composed_char > 0) {
+				sc->sc_flags &= ~UKBD_FLAG_COMPOSE;
+				sc->sc_composed_char = 0;
+				goto errkey;
+			}
+			break;
+		}
+	}
+	/* keycode to key action */
+	action = genkbd_keyaction(kbd, SCAN_CHAR(keycode),
+	    (keycode & SCAN_RELEASE),
+	    &sc->sc_state, &sc->sc_accents);
+	if (action == NOKEY) {
+		goto next_code;
+	}
+done:
+	return (action);
+
+check_composed:
+	if (sc->sc_composed_char <= 0xFF) {
+		goto next_code;
+	}
+errkey:
+	return (ERRKEY);
+}
+
+/* Currently wait is always false. */
+static uint32_t
+ukbd_read_char(keyboard_t *kbd, int wait)
+{
+	uint32_t keycode;
+
+	UKBD_LOCK();
+	keycode = ukbd_read_char_locked(kbd, wait);
+	UKBD_UNLOCK();
+
+	return (keycode);
+}
+
+/* some useful control functions */
+static int
+ukbd_ioctl_locked(keyboard_t *kbd, u_long cmd, caddr_t arg)
+{
+	struct ukbd_softc *sc = kbd->kb_data;
+	int i;
+#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
+    defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
+	int ival;
+
+#endif
+
+	UKBD_LOCK_ASSERT();
+
+	switch (cmd) {
+	case KDGKBMODE:		/* get keyboard mode */
+		*(int *)arg = sc->sc_mode;
+		break;
+#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
+    defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
+	case _IO('K', 7):
+		ival = IOCPARM_IVAL(arg);
+		arg = (caddr_t)&ival;
+		/* FALLTHROUGH */
+#endif
+	case KDSKBMODE:		/* set keyboard mode */
+		switch (*(int *)arg) {
+		case K_XLATE:
+			if (sc->sc_mode != K_XLATE) {
+				/* make lock key state and LED state match */
+				sc->sc_state &= ~LOCK_MASK;
+				sc->sc_state |= KBD_LED_VAL(kbd);
+			}
+			/* FALLTHROUGH */
+		case K_RAW:
+		case K_CODE:
+			if (sc->sc_mode != *(int *)arg) {
+				if ((sc->sc_flags & UKBD_FLAG_POLLING) == 0)
+					ukbd_clear_state(kbd);
+				sc->sc_mode = *(int *)arg;
+			}
+			break;
+		default:
+			return (EINVAL);
+		}
+		break;
+
+	case KDGETLED:			/* get keyboard LED */
+		*(int *)arg = KBD_LED_VAL(kbd);
+		break;
+#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
+    defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
+	case _IO('K', 66):
+		ival = IOCPARM_IVAL(arg);
+		arg = (caddr_t)&ival;
+		/* FALLTHROUGH */
+#endif
+	case KDSETLED:			/* set keyboard LED */
+		/* NOTE: lock key state in "sc_state" won't be changed */
+		if (*(int *)arg & ~LOCK_MASK)
+			return (EINVAL);
+
+		i = *(int *)arg;
+
+		/* replace CAPS LED with ALTGR LED for ALTGR keyboards */
+		if (sc->sc_mode == K_XLATE &&
+		    kbd->kb_keymap->n_keys > ALTGR_OFFSET) {
+			if (i & ALKED)
+				i |= CLKED;
+			else
+				i &= ~CLKED;
+		}
+		if (KBD_HAS_DEVICE(kbd))
+			ukbd_set_leds(sc, i);
+
+		KBD_LED_VAL(kbd) = *(int *)arg;
+		break;
+	case KDGKBSTATE:		/* get lock key state */
+		*(int *)arg = sc->sc_state & LOCK_MASK;
+		break;
+#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
+    defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
+	case _IO('K', 20):
+		ival = IOCPARM_IVAL(arg);
+		arg = (caddr_t)&ival;
+		/* FALLTHROUGH */
+#endif
+	case KDSKBSTATE:		/* set lock key state */
+		if (*(int *)arg & ~LOCK_MASK) {
+			return (EINVAL);
+		}
+		sc->sc_state &= ~LOCK_MASK;
+		sc->sc_state |= *(int *)arg;
+
+		/* set LEDs and quit */
+		return (ukbd_ioctl(kbd, KDSETLED, arg));
+
+	case KDSETREPEAT:		/* set keyboard repeat rate (new
+					 * interface) */
+		if (!KBD_HAS_DEVICE(kbd)) {
+			return (0);
+		}
+		/*
+		 * Convert negative, zero and tiny args to the same limits
+		 * as atkbd.  We could support delays of 1 msec, but
+		 * anything much shorter than the shortest atkbd value
+		 * of 250.34 is almost unusable as well as incompatible.
+		 */
+		kbd->kb_delay1 = imax(((int *)arg)[0], 250);
+		kbd->kb_delay2 = imax(((int *)arg)[1], 34);
+#ifdef EVDEV_SUPPORT
+		if (sc->sc_evdev != NULL)
+			evdev_push_repeats(sc->sc_evdev, kbd);
+#endif
+		return (0);
+
+#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
+    defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
+	case _IO('K', 67):
+		ival = IOCPARM_IVAL(arg);
+		arg = (caddr_t)&ival;
+		/* FALLTHROUGH */
+#endif
+	case KDSETRAD:			/* set keyboard repeat rate (old
+					 * interface) */
+		return (ukbd_set_typematic(kbd, *(int *)arg));
+
+	case PIO_KEYMAP:		/* set keyboard translation table */
+	case OPIO_KEYMAP:		/* set keyboard translation table
+					 * (compat) */
+	case PIO_KEYMAPENT:		/* set keyboard translation table
+					 * entry */
+	case PIO_DEADKEYMAP:		/* set accent key translation table */
+		sc->sc_accents = 0;
+		/* FALLTHROUGH */
+	default:
+		return (genkbd_commonioctl(kbd, cmd, arg));
+	}
+
+	return (0);
+}
+
+static int
+ukbd_ioctl(keyboard_t *kbd, u_long cmd, caddr_t arg)
+{
+	int result;
+
+	/*
+	 * XXX Check if someone is calling us from a critical section:
+	 */
+	if (curthread->td_critnest != 0)
+		return (EDEADLK);
+
+	/*
+	 * XXX KDGKBSTATE, KDSKBSTATE and KDSETLED can be called from any
+	 * context where printf(9) can be called, which among other things
+	 * includes interrupt filters and threads with any kinds of locks
+	 * already held.  For this reason it would be dangerous to acquire
+	 * the Giant here unconditionally.  On the other hand we have to
+	 * have it to handle the ioctl.
+	 * So we make our best effort to auto-detect whether we can grab
+	 * the Giant or not.  Blame syscons(4) for this.
+	 */
+	switch (cmd) {
+	case KDGKBSTATE:
+	case KDSKBSTATE:
+	case KDSETLED:
+		if (!mtx_owned(&Giant) && !USB_IN_POLLING_MODE_FUNC())
+			return (EDEADLK);	/* best I could come up with */
+		/* FALLTHROUGH */
+	default:
+		UKBD_LOCK();
+		result = ukbd_ioctl_locked(kbd, cmd, arg);
+		UKBD_UNLOCK();
+		return (result);
+	}
+}
+
+
+/* clear the internal state of the keyboard */
+static void
+ukbd_clear_state(keyboard_t *kbd)
+{
+	struct ukbd_softc *sc = kbd->kb_data;
+
+	UKBD_LOCK_ASSERT();
+
+	sc->sc_flags &= ~(UKBD_FLAG_COMPOSE | UKBD_FLAG_POLLING);
+	sc->sc_state &= LOCK_MASK;	/* preserve locking key state */
+	sc->sc_accents = 0;
+	sc->sc_composed_char = 0;
+#ifdef UKBD_EMULATE_ATSCANCODE
+	sc->sc_buffered_char[0] = 0;
+	sc->sc_buffered_char[1] = 0;
+#endif
+	memset(&sc->sc_ndata, 0, sizeof(sc->sc_ndata));
+	memset(&sc->sc_odata, 0, sizeof(sc->sc_odata));
+	memset(&sc->sc_ntime, 0, sizeof(sc->sc_ntime));
+	memset(&sc->sc_otime, 0, sizeof(sc->sc_otime));
+}
+
+/* save the internal state, not used */
+static int
+ukbd_get_state(keyboard_t *kbd, void *buf, size_t len)
+{
+	return (len == 0) ? 1 : -1;
+}
+
+/* set the internal state, not used */
+static int
+ukbd_set_state(keyboard_t *kbd, void *buf, size_t len)
+{
+	return (EINVAL);
+}
+
+static int
+ukbd_poll(keyboard_t *kbd, int on)
+{
+	struct ukbd_softc *sc = kbd->kb_data;
+
+	UKBD_LOCK();
+	/*
+	 * Keep a reference count on polling to allow recursive
+	 * cngrab() during a panic for example.
+	 */
+	if (on)
+		sc->sc_polling++;
+	else if (sc->sc_polling > 0)
+		sc->sc_polling--;
+
+	if (sc->sc_polling != 0) {
+		sc->sc_flags |= UKBD_FLAG_POLLING;
+		sc->sc_poll_thread = curthread;
+	} else {
+		sc->sc_flags &= ~UKBD_FLAG_POLLING;
+		sc->sc_delay = 0;
+	}
+	UKBD_UNLOCK();
+
+	return (0);
+}
+
+/* local functions */
+
+static void
+ukbd_set_leds(struct ukbd_softc *sc, uint8_t leds)
+{
+
+	UKBD_LOCK_ASSERT();
+	DPRINTF("leds=0x%02x\n", leds);
+
+	sc->sc_leds = leds;
+	sc->sc_flags |= UKBD_FLAG_SET_LEDS;
+
+	/* start transfer, if not already started */
+
+	usbd_transfer_start(sc->sc_xfer[UKBD_CTRL_LED]);
+}
+
+static int
+ukbd_set_typematic(keyboard_t *kbd, int code)
+{
+#ifdef EVDEV_SUPPORT
+	struct ukbd_softc *sc = kbd->kb_data;
+#endif
+	static const int delays[] = {250, 500, 750, 1000};
+	static const int rates[] = {34, 38, 42, 46, 50, 55, 59, 63,
+		68, 76, 84, 92, 100, 110, 118, 126,
+		136, 152, 168, 184, 200, 220, 236, 252,
+	272, 304, 336, 368, 400, 440, 472, 504};
+
+	if (code & ~0x7f) {
+		return (EINVAL);
+	}
+	kbd->kb_delay1 = delays[(code >> 5) & 3];
+	kbd->kb_delay2 = rates[code & 0x1f];
+#ifdef EVDEV_SUPPORT
+	if (sc->sc_evdev != NULL)
+		evdev_push_repeats(sc->sc_evdev, kbd);
+#endif
+	return (0);
+}
+
+#ifdef UKBD_EMULATE_ATSCANCODE
+static uint32_t
+ukbd_atkeycode(int usbcode, int shift)
+{
+	uint32_t keycode;
+
+	keycode = ukbd_trtab[KEY_INDEX(usbcode)];
+	/*
+	 * Translate Alt-PrintScreen to SysRq.
+	 *
+	 * Some or all AT keyboards connected through USB have already
+	 * mapped Alted PrintScreens to an unusual usbcode (0x8a).
+	 * ukbd_trtab translates this to 0x7e, and key2scan() would
+	 * translate that to 0x79 (Intl' 4).  Assume that if we have
+	 * an Alted 0x7e here then it actually is an Alted PrintScreen.
+	 *
+	 * The usual usbcode for all PrintScreens is 0x46.  ukbd_trtab
+	 * translates this to 0x5c, so the Alt check to classify 0x5c
+	 * is routine.
+	 */
+	if ((keycode == 0x5c || keycode == 0x7e) &&
+	    shift & (MOD_ALT_L | MOD_ALT_R))
+		return (0x54);
+	return (keycode);
+}
+
+static int
+ukbd_key2scan(struct ukbd_softc *sc, int code, int shift, int up)
+{
+	static const int scan[] = {
+		/* 89 */
+		0x11c,	/* Enter */
+		/* 90-99 */
+		0x11d,	/* Ctrl-R */
+		0x135,	/* Divide */
+		0x137,	/* PrintScreen */
+		0x138,	/* Alt-R */
+		0x147,	/* Home */
+		0x148,	/* Up */
+		0x149,	/* PageUp */
+		0x14b,	/* Left */
+		0x14d,	/* Right */
+		0x14f,	/* End */
+		/* 100-109 */
+		0x150,	/* Down */
+		0x151,	/* PageDown */
+		0x152,	/* Insert */
+		0x153,	/* Delete */
+		0x146,	/* Pause/Break */
+		0x15b,	/* Win_L(Super_L) */
+		0x15c,	/* Win_R(Super_R) */
+		0x15d,	/* Application(Menu) */
+
+		/* SUN TYPE 6 USB KEYBOARD */
+		0x168,	/* Sun Type 6 Help */
+		0x15e,	/* Sun Type 6 Stop */
+		/* 110 - 119 */
+		0x15f,	/* Sun Type 6 Again */
+		0x160,	/* Sun Type 6 Props */
+		0x161,	/* Sun Type 6 Undo */
+		0x162,	/* Sun Type 6 Front */
+		0x163,	/* Sun Type 6 Copy */
+		0x164,	/* Sun Type 6 Open */
+		0x165,	/* Sun Type 6 Paste */
+		0x166,	/* Sun Type 6 Find */
+		0x167,	/* Sun Type 6 Cut */
+		0x125,	/* Sun Type 6 Mute */
+		/* 120 - 130 */
+		0x11f,	/* Sun Type 6 VolumeDown */
+		0x11e,	/* Sun Type 6 VolumeUp */
+		0x120,	/* Sun Type 6 PowerDown */
+
+		/* Japanese 106/109 keyboard */
+		0x73,	/* Keyboard Intl' 1 (backslash / underscore) */
+		0x70,	/* Keyboard Intl' 2 (Katakana / Hiragana) */
+		0x7d,	/* Keyboard Intl' 3 (Yen sign) (Not using in jp106/109) */
+		0x79,	/* Keyboard Intl' 4 (Henkan) */
+		0x7b,	/* Keyboard Intl' 5 (Muhenkan) */
+		0x5c,	/* Keyboard Intl' 6 (Keypad ,) (For PC-9821 layout) */
+		0x71,   /* Apple Keyboard JIS (Kana) */
+		0x72,   /* Apple Keyboard JIS (Eisu) */
+	};
+
+	if ((code >= 89) && (code < (int)(89 + nitems(scan)))) {
+		code = scan[code - 89];
+	}
+	/* PrintScreen */
+	if (code == 0x137 && (!(shift & (MOD_CONTROL_L | MOD_CONTROL_R |
+	    MOD_SHIFT_L | MOD_SHIFT_R)))) {
+		code |= SCAN_PREFIX_SHIFT;
+	}
+	/* Pause/Break */
+	if ((code == 0x146) && (!(shift & (MOD_CONTROL_L | MOD_CONTROL_R)))) {
+		code = (0x45 | SCAN_PREFIX_E1 | SCAN_PREFIX_CTL);
+	}
+	code |= (up ? SCAN_RELEASE : SCAN_PRESS);
+
+	if (code & SCAN_PREFIX) {
+		if (code & SCAN_PREFIX_CTL) {
+			/* Ctrl */
+			sc->sc_buffered_char[0] = (0x1d | (code & SCAN_RELEASE));
+			sc->sc_buffered_char[1] = (code & ~SCAN_PREFIX);
+		} else if (code & SCAN_PREFIX_SHIFT) {
+			/* Shift */
+			sc->sc_buffered_char[0] = (0x2a | (code & SCAN_RELEASE));
+			sc->sc_buffered_char[1] = (code & ~SCAN_PREFIX_SHIFT);
+		} else {
+			sc->sc_buffered_char[0] = (code & ~SCAN_PREFIX);
+			sc->sc_buffered_char[1] = 0;
+		}
+		return ((code & SCAN_PREFIX_E0) ? 0xe0 : 0xe1);
+	}
+	return (code);
+
+}
+
+#endif					/* UKBD_EMULATE_ATSCANCODE */
+
+static keyboard_switch_t ukbdsw = {
+	.probe = &ukbd__probe,
+	.init = &ukbd_init,
+	.term = &ukbd_term,
+	.intr = &ukbd_intr,
+	.test_if = &ukbd_test_if,
+	.enable = &ukbd_enable,
+	.disable = &ukbd_disable,
+	.read = &ukbd_read,
+	.check = &ukbd_check,
+	.read_char = &ukbd_read_char,
+	.check_char = &ukbd_check_char,
+	.ioctl = &ukbd_ioctl,
+	.lock = &ukbd_lock,
+	.clear_state = &ukbd_clear_state,
+	.get_state = &ukbd_get_state,
+	.set_state = &ukbd_set_state,
+	.get_fkeystr = &genkbd_get_fkeystr,
+	.poll = &ukbd_poll,
+	.diag = &genkbd_diag,
+};
+
+KEYBOARD_DRIVER(ukbd, ukbdsw, ukbd_configure);
+
+static int
+ukbd_driver_load(module_t mod, int what, void *arg)
+{
+	switch (what) {
+	case MOD_LOAD:
+		kbd_add_driver(&ukbd_kbd_driver);
+		break;
+	case MOD_UNLOAD:
+		kbd_delete_driver(&ukbd_kbd_driver);
+		break;
+	}
+	return (0);
+}
+
+static devclass_t ukbd_devclass;
+
+static device_method_t ukbd_methods[] = {
+	DEVMETHOD(device_probe, ukbd_probe),
+	DEVMETHOD(device_attach, ukbd_attach),
+	DEVMETHOD(device_detach, ukbd_detach),
+	DEVMETHOD(device_resume, ukbd_resume),
+
+	DEVMETHOD_END
+};
+
+static driver_t ukbd_driver = {
+	.name = "ukbd",
+	.methods = ukbd_methods,
+	.size = sizeof(struct ukbd_softc),
+};
+
+DRIVER_MODULE(ukbd, uhub, ukbd_driver, ukbd_devclass, ukbd_driver_load, 0);
+MODULE_DEPEND(ukbd, usb, 1, 1, 1);
+#ifdef EVDEV_SUPPORT
+MODULE_DEPEND(ukbd, evdev, 1, 1, 1);
+#endif
+MODULE_VERSION(ukbd, 1);
+USB_PNP_HOST_INFO(ukbd_devs);