1890 lines
43 KiB
C
1890 lines
43 KiB
C
#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Lennart Augustsson (lennart@augustsson.net) at
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* Carlstedt Research & Technology.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf
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*/
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#include "opt_compat.h"
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#include "opt_kbd.h"
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#include "opt_ukbd.h"
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#include <sys/stdint.h>
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#include <sys/stddef.h>
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <sys/linker_set.h>
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#include <sys/module.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#include <sys/sysctl.h>
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#include <sys/sx.h>
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#include <sys/unistd.h>
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#include <sys/callout.h>
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#include <sys/malloc.h>
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#include <sys/priv.h>
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#include <sys/kdb.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include <dev/usb/usbhid.h>
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#define USB_DEBUG_VAR ukbd_debug
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#include <dev/usb/usb_debug.h>
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#include <dev/usb/quirk/usb_quirk.h>
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#include <sys/ioccom.h>
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#include <sys/filio.h>
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#include <sys/tty.h>
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#include <sys/kbio.h>
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#include <dev/kbd/kbdreg.h>
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/* the initial key map, accent map and fkey strings */
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#if defined(UKBD_DFLT_KEYMAP) && !defined(KLD_MODULE)
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#define KBD_DFLT_KEYMAP
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#include "ukbdmap.h"
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#endif
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/* the following file must be included after "ukbdmap.h" */
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#include <dev/kbd/kbdtables.h>
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#ifdef USB_DEBUG
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static int ukbd_debug = 0;
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static int ukbd_no_leds = 0;
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SYSCTL_NODE(_hw_usb, OID_AUTO, ukbd, CTLFLAG_RW, 0, "USB ukbd");
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SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, debug, CTLFLAG_RW,
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&ukbd_debug, 0, "Debug level");
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SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, no_leds, CTLFLAG_RW,
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&ukbd_no_leds, 0, "Disables setting of keyboard leds");
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TUNABLE_INT("hw.usb.ukbd.debug", &ukbd_debug);
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TUNABLE_INT("hw.usb.ukbd.no_leds", &ukbd_no_leds);
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#endif
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#define UKBD_EMULATE_ATSCANCODE 1
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#define UKBD_DRIVER_NAME "ukbd"
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#define UKBD_NMOD 8 /* units */
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#define UKBD_NKEYCODE 6 /* units */
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#define UKBD_IN_BUF_SIZE (2*(UKBD_NMOD + (2*UKBD_NKEYCODE))) /* bytes */
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#define UKBD_IN_BUF_FULL (UKBD_IN_BUF_SIZE / 2) /* bytes */
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#define UKBD_NFKEY (sizeof(fkey_tab)/sizeof(fkey_tab[0])) /* units */
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struct ukbd_data {
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uint8_t modifiers;
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#define MOD_CONTROL_L 0x01
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#define MOD_CONTROL_R 0x10
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#define MOD_SHIFT_L 0x02
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#define MOD_SHIFT_R 0x20
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#define MOD_ALT_L 0x04
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#define MOD_ALT_R 0x40
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#define MOD_WIN_L 0x08
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#define MOD_WIN_R 0x80
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uint8_t reserved;
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uint8_t keycode[UKBD_NKEYCODE];
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uint8_t exten[8];
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};
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enum {
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UKBD_INTR_DT,
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UKBD_CTRL_LED,
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UKBD_N_TRANSFER,
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};
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struct ukbd_softc {
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keyboard_t sc_kbd;
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keymap_t sc_keymap;
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accentmap_t sc_accmap;
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fkeytab_t sc_fkeymap[UKBD_NFKEY];
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struct hid_location sc_loc_apple_eject;
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struct hid_location sc_loc_apple_fn;
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struct usb_callout sc_callout;
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struct ukbd_data sc_ndata;
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struct ukbd_data sc_odata;
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struct thread *sc_poll_thread;
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struct usb_device *sc_udev;
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struct usb_interface *sc_iface;
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struct usb_xfer *sc_xfer[UKBD_N_TRANSFER];
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uint32_t sc_ntime[UKBD_NKEYCODE];
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uint32_t sc_otime[UKBD_NKEYCODE];
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uint32_t sc_input[UKBD_IN_BUF_SIZE]; /* input buffer */
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uint32_t sc_time_ms;
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uint32_t sc_composed_char; /* composed char code, if non-zero */
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#ifdef UKBD_EMULATE_ATSCANCODE
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uint32_t sc_buffered_char[2];
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#endif
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uint32_t sc_flags; /* flags */
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#define UKBD_FLAG_COMPOSE 0x0001
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#define UKBD_FLAG_POLLING 0x0002
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#define UKBD_FLAG_SET_LEDS 0x0004
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#define UKBD_FLAG_ATTACHED 0x0010
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#define UKBD_FLAG_GONE 0x0020
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#define UKBD_FLAG_APPLE_EJECT 0x0040
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#define UKBD_FLAG_APPLE_FN 0x0080
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#define UKBD_FLAG_APPLE_SWAP 0x0100
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#define UKBD_FLAG_TIMER_RUNNING 0x0200
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int sc_mode; /* input mode (K_XLATE,K_RAW,K_CODE) */
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int sc_state; /* shift/lock key state */
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int sc_accents; /* accent key index (> 0) */
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int sc_poll_tick_last;
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uint16_t sc_inputs;
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uint16_t sc_inputhead;
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uint16_t sc_inputtail;
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uint8_t sc_leds; /* store for async led requests */
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uint8_t sc_iface_index;
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uint8_t sc_iface_no;
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uint8_t sc_kbd_id;
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uint8_t sc_led_id;
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uint8_t sc_poll_detected;
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};
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#define KEY_ERROR 0x01
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#define KEY_PRESS 0
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#define KEY_RELEASE 0x400
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#define KEY_INDEX(c) ((c) & 0xFF)
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#define SCAN_PRESS 0
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#define SCAN_RELEASE 0x80
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#define SCAN_PREFIX_E0 0x100
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#define SCAN_PREFIX_E1 0x200
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#define SCAN_PREFIX_CTL 0x400
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#define SCAN_PREFIX_SHIFT 0x800
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#define SCAN_PREFIX (SCAN_PREFIX_E0 | SCAN_PREFIX_E1 | \
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SCAN_PREFIX_CTL | SCAN_PREFIX_SHIFT)
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#define SCAN_CHAR(c) ((c) & 0x7f)
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struct ukbd_mods {
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uint32_t mask, key;
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};
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static const struct ukbd_mods ukbd_mods[UKBD_NMOD] = {
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{MOD_CONTROL_L, 0xe0},
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{MOD_CONTROL_R, 0xe4},
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{MOD_SHIFT_L, 0xe1},
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{MOD_SHIFT_R, 0xe5},
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{MOD_ALT_L, 0xe2},
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{MOD_ALT_R, 0xe6},
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{MOD_WIN_L, 0xe3},
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{MOD_WIN_R, 0xe7},
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};
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#define NN 0 /* no translation */
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/*
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* Translate USB keycodes to AT keyboard scancodes.
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*/
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/*
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* FIXME: Mac USB keyboard generates:
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* 0x53: keypad NumLock/Clear
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* 0x66: Power
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* 0x67: keypad =
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* 0x68: F13
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* 0x69: F14
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* 0x6a: F15
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*/
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static const uint8_t ukbd_trtab[256] = {
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0, 0, 0, 0, 30, 48, 46, 32, /* 00 - 07 */
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18, 33, 34, 35, 23, 36, 37, 38, /* 08 - 0F */
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50, 49, 24, 25, 16, 19, 31, 20, /* 10 - 17 */
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22, 47, 17, 45, 21, 44, 2, 3, /* 18 - 1F */
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4, 5, 6, 7, 8, 9, 10, 11, /* 20 - 27 */
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28, 1, 14, 15, 57, 12, 13, 26, /* 28 - 2F */
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27, 43, 43, 39, 40, 41, 51, 52, /* 30 - 37 */
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53, 58, 59, 60, 61, 62, 63, 64, /* 38 - 3F */
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65, 66, 67, 68, 87, 88, 92, 70, /* 40 - 47 */
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104, 102, 94, 96, 103, 99, 101, 98, /* 48 - 4F */
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97, 100, 95, 69, 91, 55, 74, 78,/* 50 - 57 */
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89, 79, 80, 81, 75, 76, 77, 71, /* 58 - 5F */
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72, 73, 82, 83, 86, 107, 122, NN, /* 60 - 67 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* 68 - 6F */
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NN, NN, NN, NN, 115, 108, 111, 113, /* 70 - 77 */
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109, 110, 112, 118, 114, 116, 117, 119, /* 78 - 7F */
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121, 120, NN, NN, NN, NN, NN, 123, /* 80 - 87 */
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124, 125, 126, 127, 128, NN, NN, NN, /* 88 - 8F */
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NN, NN, NN, NN, NN, NN, NN, NN, /* 90 - 97 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* 98 - 9F */
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NN, NN, NN, NN, NN, NN, NN, NN, /* A0 - A7 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* A8 - AF */
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NN, NN, NN, NN, NN, NN, NN, NN, /* B0 - B7 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* B8 - BF */
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NN, NN, NN, NN, NN, NN, NN, NN, /* C0 - C7 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* C8 - CF */
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NN, NN, NN, NN, NN, NN, NN, NN, /* D0 - D7 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* D8 - DF */
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29, 42, 56, 105, 90, 54, 93, 106, /* E0 - E7 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* E8 - EF */
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NN, NN, NN, NN, NN, NN, NN, NN, /* F0 - F7 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* F8 - FF */
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};
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/* prototypes */
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static void ukbd_timeout(void *);
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static void ukbd_set_leds(struct ukbd_softc *, uint8_t);
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static int ukbd_set_typematic(keyboard_t *, int);
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#ifdef UKBD_EMULATE_ATSCANCODE
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static int ukbd_key2scan(struct ukbd_softc *, int, int, int);
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#endif
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static uint32_t ukbd_read_char(keyboard_t *, int);
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static void ukbd_clear_state(keyboard_t *);
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static int ukbd_ioctl(keyboard_t *, u_long, caddr_t);
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static int ukbd_enable(keyboard_t *);
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static int ukbd_disable(keyboard_t *);
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static void ukbd_interrupt(struct ukbd_softc *);
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static int ukbd_is_polling(struct ukbd_softc *);
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static int ukbd_polls_other_thread(struct ukbd_softc *);
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static void ukbd_event_keyinput(struct ukbd_softc *);
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static device_probe_t ukbd_probe;
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static device_attach_t ukbd_attach;
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static device_detach_t ukbd_detach;
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static device_resume_t ukbd_resume;
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static uint8_t
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ukbd_any_key_pressed(struct ukbd_softc *sc)
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{
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uint8_t i;
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uint8_t j;
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for (j = i = 0; i < UKBD_NKEYCODE; i++)
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j |= sc->sc_odata.keycode[i];
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return (j ? 1 : 0);
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}
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static void
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ukbd_start_timer(struct ukbd_softc *sc)
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{
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sc->sc_flags |= UKBD_FLAG_TIMER_RUNNING;
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usb_callout_reset(&sc->sc_callout, hz / 40, &ukbd_timeout, sc);
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}
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static void
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ukbd_put_key(struct ukbd_softc *sc, uint32_t key)
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{
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mtx_assert(&Giant, MA_OWNED);
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DPRINTF("0x%02x (%d) %s\n", key, key,
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(key & KEY_RELEASE) ? "released" : "pressed");
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if (sc->sc_inputs < UKBD_IN_BUF_SIZE) {
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sc->sc_input[sc->sc_inputtail] = key;
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++(sc->sc_inputs);
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++(sc->sc_inputtail);
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if (sc->sc_inputtail >= UKBD_IN_BUF_SIZE) {
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sc->sc_inputtail = 0;
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}
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} else {
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DPRINTF("input buffer is full\n");
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}
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}
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static void
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ukbd_do_poll(struct ukbd_softc *sc, uint8_t wait)
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{
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DPRINTFN(2, "polling\n");
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/* update stats about last polling event */
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sc->sc_poll_tick_last = ticks;
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sc->sc_poll_detected = 1;
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if (kdb_active == 0) {
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while (sc->sc_inputs == 0) {
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/* make sure the USB code gets a chance to run */
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pause("UKBD", 1);
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/* check if we should wait */
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if (!wait)
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break;
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}
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return; /* Only poll if KDB is active */
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}
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while (sc->sc_inputs == 0) {
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usbd_transfer_poll(sc->sc_xfer, UKBD_N_TRANSFER);
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/* Delay-optimised support for repetition of keys */
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if (ukbd_any_key_pressed(sc)) {
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/* a key is pressed - need timekeeping */
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DELAY(1000);
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/* 1 millisecond has passed */
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sc->sc_time_ms += 1;
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}
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ukbd_interrupt(sc);
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if (!wait)
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break;
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}
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}
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static int32_t
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ukbd_get_key(struct ukbd_softc *sc, uint8_t wait)
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{
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int32_t c;
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mtx_assert(&Giant, MA_OWNED);
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if (sc->sc_inputs == 0) {
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/* start transfer, if not already started */
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usbd_transfer_start(sc->sc_xfer[UKBD_INTR_DT]);
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}
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if (ukbd_polls_other_thread(sc))
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return (-1);
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if (sc->sc_flags & UKBD_FLAG_POLLING)
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ukbd_do_poll(sc, wait);
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if (sc->sc_inputs == 0) {
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c = -1;
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} else {
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c = sc->sc_input[sc->sc_inputhead];
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--(sc->sc_inputs);
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++(sc->sc_inputhead);
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if (sc->sc_inputhead >= UKBD_IN_BUF_SIZE) {
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sc->sc_inputhead = 0;
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}
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}
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return (c);
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}
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static void
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ukbd_interrupt(struct ukbd_softc *sc)
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{
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uint32_t n_mod;
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uint32_t o_mod;
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uint32_t now = sc->sc_time_ms;
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uint32_t dtime;
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uint8_t key;
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uint8_t i;
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uint8_t j;
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if (sc->sc_ndata.keycode[0] == KEY_ERROR)
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return;
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n_mod = sc->sc_ndata.modifiers;
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o_mod = sc->sc_odata.modifiers;
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if (n_mod != o_mod) {
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for (i = 0; i < UKBD_NMOD; i++) {
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if ((n_mod & ukbd_mods[i].mask) !=
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(o_mod & ukbd_mods[i].mask)) {
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ukbd_put_key(sc, ukbd_mods[i].key |
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((n_mod & ukbd_mods[i].mask) ?
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KEY_PRESS : KEY_RELEASE));
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}
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}
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}
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/* Check for released keys. */
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for (i = 0; i < UKBD_NKEYCODE; i++) {
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key = sc->sc_odata.keycode[i];
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if (key == 0) {
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continue;
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}
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for (j = 0; j < UKBD_NKEYCODE; j++) {
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if (sc->sc_ndata.keycode[j] == 0) {
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continue;
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}
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if (key == sc->sc_ndata.keycode[j]) {
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goto rfound;
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}
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}
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ukbd_put_key(sc, key | KEY_RELEASE);
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rfound: ;
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}
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/* Check for pressed keys. */
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for (i = 0; i < UKBD_NKEYCODE; i++) {
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key = sc->sc_ndata.keycode[i];
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if (key == 0) {
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continue;
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}
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sc->sc_ntime[i] = now + sc->sc_kbd.kb_delay1;
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for (j = 0; j < UKBD_NKEYCODE; j++) {
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if (sc->sc_odata.keycode[j] == 0) {
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continue;
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}
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if (key == sc->sc_odata.keycode[j]) {
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/* key is still pressed */
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sc->sc_ntime[i] = sc->sc_otime[j];
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dtime = (sc->sc_otime[j] - now);
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if (!(dtime & 0x80000000)) {
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/* time has not elapsed */
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goto pfound;
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}
|
|
sc->sc_ntime[i] = now + sc->sc_kbd.kb_delay2;
|
|
break;
|
|
}
|
|
}
|
|
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;
|
|
|
|
if (ukbd_is_polling(sc))
|
|
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;
|
|
|
|
mtx_assert(&Giant, MA_OWNED);
|
|
|
|
sc->sc_time_ms += 25; /* milliseconds */
|
|
|
|
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);
|
|
} else {
|
|
sc->sc_flags &= ~UKBD_FLAG_TIMER_RUNNING;
|
|
}
|
|
}
|
|
|
|
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;
|
|
uint8_t apple_fn;
|
|
uint8_t apple_eject;
|
|
int len;
|
|
|
|
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);
|
|
if (id != sc->sc_kbd_id) {
|
|
DPRINTF("wrong HID ID\n");
|
|
goto tr_setup;
|
|
}
|
|
offset = 1;
|
|
len--;
|
|
} else {
|
|
offset = 0;
|
|
}
|
|
|
|
if (len > sizeof(sc->sc_ndata)) {
|
|
len = sizeof(sc->sc_ndata);
|
|
}
|
|
|
|
if (len) {
|
|
memset(&sc->sc_ndata, 0, sizeof(sc->sc_ndata));
|
|
usbd_copy_out(pc, offset, &sc->sc_ndata, len);
|
|
|
|
if ((sc->sc_flags & UKBD_FLAG_APPLE_EJECT) &&
|
|
hid_get_data((uint8_t *)&sc->sc_ndata,
|
|
len, &sc->sc_loc_apple_eject))
|
|
apple_eject = 1;
|
|
else
|
|
apple_eject = 0;
|
|
|
|
if ((sc->sc_flags & UKBD_FLAG_APPLE_FN) &&
|
|
hid_get_data((uint8_t *)&sc->sc_ndata,
|
|
len, &sc->sc_loc_apple_fn))
|
|
apple_fn = 1;
|
|
else
|
|
apple_fn = 0;
|
|
#ifdef USB_DEBUG
|
|
DPRINTF("apple_eject=%u apple_fn=%u\n",
|
|
apple_eject, apple_fn);
|
|
|
|
if (sc->sc_ndata.modifiers) {
|
|
DPRINTF("mod: 0x%04x\n", sc->sc_ndata.modifiers);
|
|
}
|
|
for (i = 0; i < UKBD_NKEYCODE; i++) {
|
|
if (sc->sc_ndata.keycode[i]) {
|
|
DPRINTF("[%d] = %d\n", i, sc->sc_ndata.keycode[i]);
|
|
}
|
|
}
|
|
#endif /* USB_DEBUG */
|
|
|
|
if (apple_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 (!(sc->sc_flags & UKBD_FLAG_TIMER_RUNNING)) {
|
|
if (ukbd_any_key_pressed(sc)) {
|
|
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 usb_device_request req;
|
|
struct usb_page_cache *pc;
|
|
uint8_t buf[2];
|
|
struct ukbd_softc *sc = usbd_xfer_softc(xfer);
|
|
|
|
#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) {
|
|
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;
|
|
|
|
/* check if we need to prefix an ID byte */
|
|
if (sc->sc_led_id != 0) {
|
|
req.wLength[0] = 2;
|
|
buf[0] = sc->sc_led_id;
|
|
buf[1] = sc->sc_leds;
|
|
} else {
|
|
req.wLength[0] = 1;
|
|
buf[0] = sc->sc_leds;
|
|
buf[1] = 0;
|
|
}
|
|
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_in(pc, 0, &req, sizeof(req));
|
|
pc = usbd_xfer_get_frame(xfer, 1);
|
|
usbd_copy_in(pc, 0, buf, sizeof(buf));
|
|
|
|
usbd_xfer_set_frame_len(xfer, 0, sizeof(req));
|
|
usbd_xfer_set_frame_len(xfer, 1, req.wLength[0]);
|
|
usbd_xfer_set_frames(xfer, 2);
|
|
usbd_transfer_submit(xfer);
|
|
}
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTFN(0, "error=%s\n", usbd_errstr(error));
|
|
break;
|
|
}
|
|
}
|
|
|
|
static const struct usb_config ukbd_config[UKBD_N_TRANSFER] = {
|
|
|
|
[UKBD_INTR_DT] = {
|
|
.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) + 8,
|
|
.callback = &ukbd_set_leds_callback,
|
|
.timeout = 1000, /* 1 second */
|
|
},
|
|
};
|
|
|
|
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;
|
|
|
|
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 ((uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) &&
|
|
(uaa->info.bInterfaceProtocol == UIPROTO_BOOT_KEYBOARD)) {
|
|
if (usb_test_quirk(uaa, UQ_KBD_IGNORE))
|
|
return (ENXIO);
|
|
else
|
|
return (BUS_PROBE_GENERIC);
|
|
}
|
|
|
|
error = usbd_req_get_hid_desc(uaa->device, NULL,
|
|
&d_ptr, &d_len, M_TEMP, uaa->info.bIfaceIndex);
|
|
|
|
if (error)
|
|
return (ENXIO);
|
|
|
|
/*
|
|
* NOTE: we currently don't support USB mouse and USB keyboard
|
|
* on the same USB endpoint.
|
|
*/
|
|
if (hid_is_collection(d_ptr, d_len,
|
|
HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_MOUSE))) {
|
|
/* most likely a mouse */
|
|
error = ENXIO;
|
|
} else if (hid_is_collection(d_ptr, d_len,
|
|
HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_KEYBOARD))) {
|
|
if (usb_test_quirk(uaa, UQ_KBD_IGNORE))
|
|
error = ENXIO;
|
|
else
|
|
error = BUS_PROBE_GENERIC;
|
|
} else
|
|
error = ENXIO;
|
|
|
|
free(d_ptr, M_TEMP);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
ukbd_attach(device_t dev)
|
|
{
|
|
struct ukbd_softc *sc = device_get_softc(dev);
|
|
struct usb_attach_arg *uaa = device_get_ivars(dev);
|
|
int32_t unit = device_get_unit(dev);
|
|
keyboard_t *kbd = &sc->sc_kbd;
|
|
void *hid_ptr = NULL;
|
|
usb_error_t err;
|
|
uint32_t flags;
|
|
uint16_t n;
|
|
uint16_t hid_len;
|
|
|
|
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);
|
|
|
|
err = usbd_transfer_setup(uaa->device,
|
|
&uaa->info.bIfaceIndex, sc->sc_xfer, ukbd_config,
|
|
UKBD_N_TRANSFER, sc, &Giant);
|
|
|
|
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);
|
|
|
|
/*
|
|
* Set boot protocol if we need the quirk.
|
|
*/
|
|
if (usb_test_quirk(uaa, UQ_KBD_BOOTPROTO)) {
|
|
err = usbd_req_set_protocol(sc->sc_udev, NULL,
|
|
sc->sc_iface_index, 0);
|
|
if (err != USB_ERR_NORMAL_COMPLETION) {
|
|
DPRINTF("set protocol error=%s\n", usbd_errstr(err));
|
|
goto detach;
|
|
}
|
|
}
|
|
|
|
/* figure out if there is an ID byte in the data */
|
|
err = usbd_req_get_hid_desc(uaa->device, NULL, &hid_ptr,
|
|
&hid_len, M_TEMP, uaa->info.bIfaceIndex);
|
|
if (err == 0) {
|
|
uint8_t apple_keys = 0;
|
|
uint8_t temp_id;
|
|
|
|
/* investigate if this is an Apple Keyboard */
|
|
if (hid_locate(hid_ptr, hid_len,
|
|
HID_USAGE2(HUP_CONSUMER, HUG_APPLE_EJECT),
|
|
hid_input, 0, &sc->sc_loc_apple_eject, &flags,
|
|
&temp_id)) {
|
|
if (flags & HIO_VARIABLE)
|
|
sc->sc_flags |= UKBD_FLAG_APPLE_EJECT |
|
|
UKBD_FLAG_APPLE_SWAP;
|
|
DPRINTFN(1, "Found Apple eject-key\n");
|
|
apple_keys = 1;
|
|
sc->sc_kbd_id = temp_id;
|
|
}
|
|
if (hid_locate(hid_ptr, hid_len,
|
|
HID_USAGE2(0xFFFF, 0x0003),
|
|
hid_input, 0, &sc->sc_loc_apple_fn, &flags,
|
|
&temp_id)) {
|
|
if (flags & HIO_VARIABLE)
|
|
sc->sc_flags |= UKBD_FLAG_APPLE_FN;
|
|
DPRINTFN(1, "Found Apple FN-key\n");
|
|
apple_keys = 1;
|
|
sc->sc_kbd_id = temp_id;
|
|
}
|
|
if (apple_keys == 0) {
|
|
/*
|
|
* Assume the first HID ID contains the
|
|
* keyboard data
|
|
*/
|
|
hid_report_size(hid_ptr, hid_len,
|
|
hid_input, &sc->sc_kbd_id);
|
|
}
|
|
|
|
/* investigate if we need an ID-byte for the leds */
|
|
hid_report_size(hid_ptr, hid_len, hid_output, &sc->sc_led_id);
|
|
|
|
free(hid_ptr, M_TEMP);
|
|
}
|
|
|
|
/* ignore if SETIDLE fails, hence it is not crucial */
|
|
err = usbd_req_set_idle(sc->sc_udev, NULL, sc->sc_iface_index, 0, 0);
|
|
|
|
mtx_lock(&Giant);
|
|
|
|
ukbd_ioctl(kbd, KDSETLED, (caddr_t)&sc->sc_state);
|
|
|
|
KBD_INIT_DONE(kbd);
|
|
|
|
mtx_unlock(&Giant);
|
|
|
|
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
|
|
sc->sc_flags |= UKBD_FLAG_ATTACHED;
|
|
|
|
if (bootverbose) {
|
|
genkbd_diag(kbd, bootverbose);
|
|
}
|
|
/* lock keyboard mutex */
|
|
|
|
mtx_lock(&Giant);
|
|
|
|
/* start the keyboard */
|
|
|
|
usbd_transfer_start(sc->sc_xfer[UKBD_INTR_DT]);
|
|
|
|
mtx_unlock(&Giant);
|
|
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;
|
|
|
|
DPRINTF("\n");
|
|
|
|
mtx_lock(&Giant);
|
|
|
|
sc->sc_flags |= UKBD_FLAG_GONE;
|
|
|
|
usb_callout_stop(&sc->sc_callout);
|
|
|
|
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
|
|
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;
|
|
|
|
mtx_unlock(&Giant);
|
|
|
|
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);
|
|
|
|
mtx_lock(&Giant);
|
|
|
|
ukbd_clear_state(&sc->sc_kbd);
|
|
|
|
mtx_unlock(&Giant);
|
|
|
|
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)
|
|
{
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
int retval;
|
|
mtx_lock(&Giant);
|
|
retval = ukbd_enable(kbd);
|
|
mtx_unlock(&Giant);
|
|
return (retval);
|
|
}
|
|
KBD_ACTIVATE(kbd);
|
|
return (0);
|
|
}
|
|
|
|
/* disallow the access to the device */
|
|
static int
|
|
ukbd_disable(keyboard_t *kbd)
|
|
{
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
int retval;
|
|
mtx_lock(&Giant);
|
|
retval = ukbd_disable(kbd);
|
|
mtx_unlock(&Giant);
|
|
return (retval);
|
|
}
|
|
KBD_DEACTIVATE(kbd);
|
|
return (0);
|
|
}
|
|
|
|
/* check if data is waiting */
|
|
static int
|
|
ukbd_check(keyboard_t *kbd)
|
|
{
|
|
struct ukbd_softc *sc = kbd->kb_data;
|
|
|
|
if (!KBD_IS_ACTIVE(kbd))
|
|
return (0);
|
|
|
|
if (sc->sc_flags & UKBD_FLAG_POLLING) {
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
int retval;
|
|
mtx_lock(&Giant);
|
|
retval = ukbd_check(kbd);
|
|
mtx_unlock(&Giant);
|
|
return (retval);
|
|
}
|
|
} else {
|
|
/* XXX the keyboard layer requires Giant */
|
|
if (!mtx_owned(&Giant))
|
|
return (0);
|
|
}
|
|
|
|
/* check if key belongs to this thread */
|
|
if (ukbd_polls_other_thread(sc))
|
|
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(keyboard_t *kbd)
|
|
{
|
|
struct ukbd_softc *sc = kbd->kb_data;
|
|
|
|
if (!KBD_IS_ACTIVE(kbd))
|
|
return (0);
|
|
|
|
if (sc->sc_flags & UKBD_FLAG_POLLING) {
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
int retval;
|
|
mtx_lock(&Giant);
|
|
retval = ukbd_check_char(kbd);
|
|
mtx_unlock(&Giant);
|
|
return (retval);
|
|
}
|
|
} else {
|
|
/* XXX the keyboard layer requires Giant */
|
|
if (!mtx_owned(&Giant))
|
|
return (0);
|
|
}
|
|
|
|
/* check if key belongs to this thread */
|
|
if (ukbd_polls_other_thread(sc))
|
|
return (0);
|
|
|
|
if ((sc->sc_composed_char > 0) &&
|
|
(!(sc->sc_flags & UKBD_FLAG_COMPOSE))) {
|
|
return (1);
|
|
}
|
|
return (ukbd_check(kbd));
|
|
}
|
|
|
|
|
|
/* read one byte from the keyboard if it's allowed */
|
|
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
|
|
if (!KBD_IS_ACTIVE(kbd))
|
|
return (-1);
|
|
|
|
if (sc->sc_flags & UKBD_FLAG_POLLING) {
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
int retval;
|
|
mtx_lock(&Giant);
|
|
retval = ukbd_read(kbd, wait);
|
|
mtx_unlock(&Giant);
|
|
return (retval);
|
|
}
|
|
} else {
|
|
/* XXX the keyboard layer requires Giant */
|
|
if (!mtx_owned(&Giant))
|
|
return (-1);
|
|
}
|
|
|
|
/* check if key belongs to this thread */
|
|
if (ukbd_polls_other_thread(sc))
|
|
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_trtab[KEY_INDEX(usbcode)];
|
|
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(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
|
|
|
|
if (!KBD_IS_ACTIVE(kbd))
|
|
return (NOKEY);
|
|
|
|
if (sc->sc_flags & UKBD_FLAG_POLLING) {
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
int retval;
|
|
mtx_lock(&Giant);
|
|
retval = ukbd_read_char(kbd, wait);
|
|
mtx_unlock(&Giant);
|
|
return (retval);
|
|
}
|
|
} else {
|
|
/* XXX the keyboard layer requires Giant */
|
|
if (!mtx_owned(&Giant))
|
|
return (NOKEY);
|
|
}
|
|
|
|
/* check if key belongs to this thread */
|
|
if (ukbd_polls_other_thread(sc))
|
|
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_trtab[KEY_INDEX(usbcode)];
|
|
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;
|
|
/* XXX: I don't like these... */
|
|
case 0x5c: /* print screen */
|
|
if (sc->sc_flags & ALTS) {
|
|
keycode = 0x54; /* sysrq */
|
|
}
|
|
break;
|
|
case 0x68: /* pause/break */
|
|
if (sc->sc_flags & CTLS) {
|
|
keycode = 0x6c; /* break */
|
|
}
|
|
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);
|
|
}
|
|
|
|
/* some useful control functions */
|
|
static int
|
|
ukbd_ioctl(keyboard_t *kbd, u_long cmd, caddr_t arg)
|
|
{
|
|
/* translate LED_XXX bits into the device specific bits */
|
|
static const uint8_t ledmap[8] = {
|
|
0, 2, 1, 3, 4, 6, 5, 7,
|
|
};
|
|
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
|
|
if (!mtx_owned(&Giant)) {
|
|
/*
|
|
* XXX big problem: If scroll lock is pressed and "printf()"
|
|
* is called, the CPU will get here, to un-scroll lock the
|
|
* keyboard. But if "printf()" acquires the "Giant" lock,
|
|
* there will be a locking order reversal problem, so the
|
|
* keyboard system must get out of "Giant" first, before the
|
|
* CPU can proceed here ...
|
|
*/
|
|
switch (cmd) {
|
|
case KDGKBMODE:
|
|
case KDSKBMODE:
|
|
/* workaround for Geli */
|
|
mtx_lock(&Giant);
|
|
i = ukbd_ioctl(kbd, cmd, arg);
|
|
mtx_unlock(&Giant);
|
|
return (i);
|
|
default:
|
|
return (EINVAL);
|
|
}
|
|
}
|
|
|
|
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 (ukbd_is_polling(sc) == 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, ledmap[i & LED_MASK]);
|
|
}
|
|
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);
|
|
}
|
|
if (((int *)arg)[1] < 0) {
|
|
return (EINVAL);
|
|
}
|
|
if (((int *)arg)[0] < 0) {
|
|
return (EINVAL);
|
|
}
|
|
if (((int *)arg)[0] < 200) /* fastest possible value */
|
|
kbd->kb_delay1 = 200;
|
|
else
|
|
kbd->kb_delay1 = ((int *)arg)[0];
|
|
kbd->kb_delay2 = ((int *)arg)[1];
|
|
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 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);
|
|
}
|
|
|
|
/* clear the internal state of the keyboard */
|
|
static void
|
|
ukbd_clear_state(keyboard_t *kbd)
|
|
{
|
|
struct ukbd_softc *sc = kbd->kb_data;
|
|
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
mtx_lock(&Giant);
|
|
ukbd_clear_state(kbd);
|
|
mtx_unlock(&Giant);
|
|
return;
|
|
}
|
|
|
|
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_is_polling(struct ukbd_softc *sc)
|
|
{
|
|
int delta;
|
|
|
|
if (sc->sc_flags & UKBD_FLAG_POLLING)
|
|
return (1); /* polling */
|
|
|
|
delta = ticks - sc->sc_poll_tick_last;
|
|
if ((delta < 0) || (delta >= hz)) {
|
|
sc->sc_poll_detected = 0;
|
|
return (0); /* not polling */
|
|
}
|
|
|
|
return (sc->sc_poll_detected);
|
|
}
|
|
|
|
static int
|
|
ukbd_polls_other_thread(struct ukbd_softc *sc)
|
|
{
|
|
return (ukbd_is_polling(sc) &&
|
|
(sc->sc_poll_thread != curthread));
|
|
}
|
|
|
|
static int
|
|
ukbd_poll(keyboard_t *kbd, int on)
|
|
{
|
|
struct ukbd_softc *sc = kbd->kb_data;
|
|
|
|
if (!mtx_owned(&Giant)) {
|
|
/* XXX cludge */
|
|
int retval;
|
|
mtx_lock(&Giant);
|
|
retval = ukbd_poll(kbd, on);
|
|
mtx_unlock(&Giant);
|
|
return (retval);
|
|
}
|
|
|
|
if (on) {
|
|
sc->sc_flags |= UKBD_FLAG_POLLING;
|
|
sc->sc_poll_thread = curthread;
|
|
} else {
|
|
sc->sc_flags &= ~UKBD_FLAG_POLLING;
|
|
ukbd_start_timer(sc); /* start timer */
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
/* local functions */
|
|
|
|
static void
|
|
ukbd_set_leds(struct ukbd_softc *sc, uint8_t leds)
|
|
{
|
|
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)
|
|
{
|
|
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];
|
|
return (0);
|
|
}
|
|
|
|
#ifdef UKBD_EMULATE_ATSCANCODE
|
|
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 | SCAN_PREFIX_SHIFT, /* 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, /* XXX 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 - 128 */
|
|
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) */
|
|
};
|
|
|
|
if ((code >= 89) && (code < (89 + (sizeof(scan) / sizeof(scan[0]))))) {
|
|
code = scan[code - 89];
|
|
}
|
|
/* Pause/Break */
|
|
if ((code == 104) && (!(shift & (MOD_CONTROL_L | MOD_CONTROL_R)))) {
|
|
code = (0x45 | SCAN_PREFIX_E1 | SCAN_PREFIX_CTL);
|
|
}
|
|
if (shift & (MOD_SHIFT_L | MOD_SHIFT_R)) {
|
|
code &= ~SCAN_PREFIX_SHIFT;
|
|
}
|
|
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),
|
|
{0, 0}
|
|
};
|
|
|
|
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);
|