mirror of
https://github.com/freebsd/freebsd-src
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651 lines
16 KiB
C
651 lines
16 KiB
C
/*
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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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* Author: Lennart Augustsson <augustss@carlstedt.se>
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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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#include <dev/usb/usb_port.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#if defined(__NetBSD__)
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#include <sys/device.h>
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#include <sys/ioctl.h>
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#elif defined(__FreeBSD__)
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#include <sys/ioccom.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <machine/clock.h>
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#endif
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#include <sys/tty.h>
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#include <sys/file.h>
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#include <sys/select.h>
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#include <sys/proc.h>
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#include <sys/vnode.h>
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#include <sys/poll.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbhid.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdivar.h>
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#include <dev/usb/usbdi_util.h>
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#include <dev/usb/usbdevs.h>
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#include <dev/usb/usb_quirks.h>
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#include <dev/usb/hid.h>
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#if defined(__NetBSD__)
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wskbdvar.h>
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#include <dev/wscons/wsksymdef.h>
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#include <dev/wscons/wsksymvar.h>
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#include <dev/wscons/wskbdmap_mfii.h>
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#include "opt_pckbd_layout.h"
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#include "opt_wsdisplay_compat.h"
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#endif
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#ifdef USB_DEBUG
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#define DPRINTF(x) if (ukbddebug) printf x
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#define DPRINTFN(n,x) if (ukbddebug>(n)) printf x
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int ukbddebug = 0;
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#elif defined(__FreeBSD__)
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#define DPRINTF(x)
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#define DPRINTFN(n,x)
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#endif
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#define UPROTO_BOOT_KEYBOARD 1
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#define NKEYCODE 6
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#define NUM_LOCK 0x01
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#define CAPS_LOCK 0x02
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#define SCROLL_LOCK 0x04
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struct ukbd_data {
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u_int8_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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u_int8_t reserved;
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u_int8_t keycode[NKEYCODE];
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};
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#define PRESS 0
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#define RELEASE 0x100
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#define NMOD 6
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static struct {
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int mask, key;
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} ukbd_mods[NMOD] = {
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{ MOD_CONTROL_L, 29 },
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{ MOD_CONTROL_R, 58 },
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{ MOD_SHIFT_L, 42 },
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{ MOD_SHIFT_R, 54 },
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{ MOD_ALT_L, 56 },
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{ MOD_ALT_R, 184 },
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};
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#define NN 0 /* no translation */
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/* Translate USB keycodes to US keyboard AT scancodes. */
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static u_int8_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, NN, 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, 170, 70, /* 40 - 47 */
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127, 210, 199, 201, 211, 207, 209, 205, /* 48 - 4F */
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203, 208, 200, 69, 181, 55, 74, 78, /* 50 - 57 */
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156, 79, 80, 81, 75, 76, 77, 71, /* 58 - 5F */
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72, 73, 82, 83, NN, NN, NN, 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, NN, NN, 221, NN, /* 70 - 77 */
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NN, NN, NN, NN, NN, NN, NN, NN, /* 78 - 7F */
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NN, NN, NN, NN, NN, NN, NN, NN, /* 80 - 87 */
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NN, NN, NN, NN, NN, 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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NN, NN, NN, NN, NN, NN, NN, NN, /* E0 - E7 */
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NN, NN, NN, 219, NN, NN, NN, 220, /* 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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#define KEY_ERROR 0x01
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struct ukbd_softc {
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bdevice sc_dev; /* base device */
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usbd_interface_handle sc_iface; /* interface */
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usbd_pipe_handle sc_intrpipe; /* interrupt pipe */
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int sc_ep_addr;
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struct ukbd_data sc_ndata;
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struct ukbd_data sc_odata;
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char sc_enabled;
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char sc_disconnected; /* device is gone */
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int sc_leds;
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#if defined(__NetBSD__)
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struct device *sc_wskbddev;
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#ifdef WSDISPLAY_COMPAT_RAWKBD
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int sc_rawkbd;
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#endif
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#endif
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int sc_polling;
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int sc_pollchar;
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};
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#define UKBDUNIT(dev) (minor(dev))
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#define UKBD_CHUNK 128 /* chunk size for read */
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#define UKBD_BSIZE 1020 /* buffer size */
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#if defined(__NetBSD__)
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int ukbd_match __P((struct device *, struct cfdata *, void *));
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void ukbd_attach __P((struct device *, struct device *, void *));
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#elif defined(__FreeBSD__)
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static device_probe_t ukbd_match;
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static device_attach_t ukbd_attach;
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static device_detach_t ukbd_detach;
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#endif
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void ukbd_cngetc __P((void *, u_int *, int *));
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void ukbd_cnpollc __P((void *, int));
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#if defined(__NetBSD__)
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const struct wskbd_consops ukbd_consops = {
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ukbd_cngetc,
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ukbd_cnpollc,
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};
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#endif
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void ukbd_intr __P((usbd_request_handle, usbd_private_handle, usbd_status));
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void ukbd_disco __P((void *));
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int ukbd_enable __P((void *, int));
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void ukbd_set_leds __P((void *, int));
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#if defined(__NetBSD__)
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int ukbd_ioctl __P((void *, u_long, caddr_t, int, struct proc *));
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const struct wskbd_accessops ukbd_accessops = {
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ukbd_enable,
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ukbd_set_leds,
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ukbd_ioctl,
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};
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const struct wskbd_mapdata ukbd_keymapdata = {
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pckbd_keydesctab,
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#ifdef PCKBD_LAYOUT
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PCKBD_LAYOUT,
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#else
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KB_US,
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#endif
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};
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#endif
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#if defined(__NetBSD__)
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extern struct cfdriver ukbd_cd;
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struct cfattach ukbd_ca = {
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sizeof(struct ukbd_softc), ukbd_match, ukbd_attach
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};
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#elif defined(__FreeBSD__)
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static devclass_t ukbd_devclass;
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static device_method_t ukbd_methods[] = {
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DEVMETHOD(device_probe, ukbd_match),
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DEVMETHOD(device_attach, ukbd_attach),
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DEVMETHOD(device_detach, ukbd_detach),
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{0,0}
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};
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static driver_t ukbd_driver = {
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"ukbd",
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ukbd_methods,
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DRIVER_TYPE_MISC,
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sizeof(struct ukbd_softc)
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};
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#endif
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#if defined(__NetBSD__)
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int
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ukbd_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct usb_attach_arg *uaa = (struct usb_attach_arg *)aux;
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#elif defined(__FreeBSD__)
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static int
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ukbd_match(device_t device)
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{
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struct usb_attach_arg *uaa = device_get_ivars(device);
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#endif
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usb_interface_descriptor_t *id;
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/* Check that this is a keyboard that speaks the boot protocol. */
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if (!uaa->iface)
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return (UMATCH_NONE);
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id = usbd_get_interface_descriptor(uaa->iface);
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if (id->bInterfaceClass != UCLASS_HID ||
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id->bInterfaceSubClass != USUBCLASS_BOOT ||
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id->bInterfaceProtocol != UPROTO_BOOT_KEYBOARD)
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return (UMATCH_NONE);
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return (UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO);
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}
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#if defined(__NetBSD__)
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void
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ukbd_attach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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struct ukbd_softc *sc = (struct ukbd_softc *)self;
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struct usb_attach_arg *uaa = aux;
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#elif defined(__FreeBSD__)
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static int
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ukbd_attach(device_t self)
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{
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struct ukbd_softc *sc = device_get_softc(self);
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struct usb_attach_arg *uaa = device_get_ivars(self);
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#endif
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usbd_interface_handle iface = uaa->iface;
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usb_interface_descriptor_t *id;
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usb_endpoint_descriptor_t *ed;
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usbd_status r;
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char devinfo[1024];
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#if defined(__NetBSD__)
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struct wskbddev_attach_args a;
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#else
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int i;
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#endif
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sc->sc_disconnected = 1;
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sc->sc_iface = iface;
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id = usbd_get_interface_descriptor(iface);
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usbd_devinfo(uaa->device, 0, devinfo);
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#if defined(__FreeBSD__)
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usb_device_set_desc(self, devinfo);
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printf("%s%d", device_get_name(self), device_get_unit(self));
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#endif
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printf(": %s (interface class %d/%d)\n", devinfo,
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id->bInterfaceClass, id->bInterfaceSubClass);
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sc->sc_dev = self;
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ed = usbd_interface2endpoint_descriptor(iface, 0);
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if (!ed) {
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DEVICE_ERROR(sc->sc_dev, ("could not read endpoint descriptor\n"));
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ATTACH_ERROR_RETURN;
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}
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DPRINTFN(10,("ukbd_attach: \
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bLength=%d bDescriptorType=%d bEndpointAddress=%d-%s bmAttributes=%d wMaxPacketSize=%d bInterval=%d\n",
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ed->bLength, ed->bDescriptorType, ed->bEndpointAddress & UE_ADDR,
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ed->bEndpointAddress & UE_IN ? "in" : "out",
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ed->bmAttributes & UE_XFERTYPE,
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UGETW(ed->wMaxPacketSize), ed->bInterval));
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if ((ed->bEndpointAddress & UE_IN) != UE_IN ||
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(ed->bmAttributes & UE_XFERTYPE) != UE_INTERRUPT) {
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DEVICE_ERROR(sc->sc_dev, ("unexpected endpoint\n"));
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ATTACH_ERROR_RETURN;
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}
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if ((usbd_get_quirks(uaa->device)->uq_flags & UQ_NO_SET_PROTO) == 0) {
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r = usbd_set_protocol(iface, 0);
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DPRINTFN(5, ("ukbd_attach: protocol set\n"));
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if (r != USBD_NORMAL_COMPLETION) {
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DEVICE_ERROR(sc->sc_dev, ("set protocol failed\n"));
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ATTACH_ERROR_RETURN;
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}
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}
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/* Ignore if SETIDLE fails since it is not crucial. */
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usbd_set_idle(iface, 0, 0);
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sc->sc_ep_addr = ed->bEndpointAddress;
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sc->sc_disconnected = 0;
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#if defined(__NetBSD__)
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a.console = 0; /* XXX */
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a.keymap = &ukbd_keymapdata;
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a.accessops = &ukbd_accessops;
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a.accesscookie = sc;
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sc->sc_wskbddev = config_found(self, &a, wskbddevprint);
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#elif defined(__FreeBSD__)
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/* it's alive! IT'S ALIVE! */
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ukbd_set_leds(sc, NUM_LOCK);
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DELAY(15000);
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ukbd_set_leds(sc, CAPS_LOCK);
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DELAY(20000);
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ukbd_set_leds(sc, SCROLL_LOCK);
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DELAY(30000);
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ukbd_set_leds(sc, CAPS_LOCK);
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DELAY(50000);
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ukbd_set_leds(sc, NUM_LOCK);
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ukbd_enable(sc, 1);
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#endif
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ATTACH_SUCCESS_RETURN;
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}
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#if defined(__FreeBSD__)
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int
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ukbd_detach(device_t self)
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{
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struct ukbd_softc *sc = device_get_softc(self);
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char *devinfo = (char *) device_get_desc(self);
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if (sc->sc_enabled)
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return ENXIO;
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if (devinfo) {
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device_set_desc(self, NULL);
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free(devinfo, M_USB);
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}
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/* good bye, and thanks for all the fish */
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ukbd_set_leds(sc, NUM_LOCK);
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DELAY(50000);
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ukbd_set_leds(sc, CAPS_LOCK);
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DELAY(30000);
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ukbd_set_leds(sc, SCROLL_LOCK);
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DELAY(20000);
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ukbd_set_leds(sc, CAPS_LOCK);
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DELAY(15000);
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ukbd_set_leds(sc, NUM_LOCK);
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return 0;
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}
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#endif
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void
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ukbd_disco(p)
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void *p;
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{
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struct ukbd_softc *sc = p;
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DPRINTF(("ukbd_disco: sc=%p\n", sc));
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usbd_abort_pipe(sc->sc_intrpipe);
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sc->sc_disconnected = 1;
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}
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int
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ukbd_enable(v, on)
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void *v;
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int on;
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{
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struct ukbd_softc *sc = v;
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usbd_status r;
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if (on) {
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/* Set up interrupt pipe. */
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if (sc->sc_enabled)
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return EBUSY;
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sc->sc_enabled = 1;
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r = usbd_open_pipe_intr(sc->sc_iface, sc->sc_ep_addr,
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USBD_SHORT_XFER_OK,
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&sc->sc_intrpipe, sc, &sc->sc_ndata,
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sizeof(sc->sc_ndata), ukbd_intr);
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if (r != USBD_NORMAL_COMPLETION)
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return (EIO);
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usbd_set_disco(sc->sc_intrpipe, ukbd_disco, sc);
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} else {
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/* Disable interrupts. */
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usbd_abort_pipe(sc->sc_intrpipe);
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usbd_close_pipe(sc->sc_intrpipe);
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sc->sc_enabled = 0;
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}
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return (0);
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}
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void
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ukbd_intr(reqh, addr, status)
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usbd_request_handle reqh;
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usbd_private_handle addr;
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usbd_status status;
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{
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struct ukbd_softc *sc = addr;
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struct ukbd_data *ud = &sc->sc_ndata;
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int mod, omod;
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int ibuf[NMOD+2*NKEYCODE]; /* chars events */
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int nkeys, i, j;
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int key, c;
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#define ADDKEY(c) ibuf[nkeys++] = (c)
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DPRINTFN(5, ("ukbd_intr: status=%d\n", status));
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if (status == USBD_CANCELLED)
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return;
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if (status != USBD_NORMAL_COMPLETION) {
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DPRINTF(("ukbd_intr: status=%d\n", status));
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usbd_clear_endpoint_stall_async(sc->sc_intrpipe);
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return;
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}
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|
|
DPRINTFN(5, (" mod=0x%02x key0=0x%02x key1=0x%02x\n",
|
|
ud->modifiers, ud->keycode[0], ud->keycode[1]));
|
|
|
|
if (ud->keycode[0] == KEY_ERROR)
|
|
return; /* ignore */
|
|
nkeys = 0;
|
|
mod = ud->modifiers;
|
|
omod = sc->sc_odata.modifiers;
|
|
if (mod != omod)
|
|
for (i = 0; i < NMOD; i++)
|
|
if (( mod & ukbd_mods[i].mask) !=
|
|
(omod & ukbd_mods[i].mask))
|
|
ADDKEY(ukbd_mods[i].key |
|
|
(mod & ukbd_mods[i].mask
|
|
? PRESS : RELEASE));
|
|
if (memcmp(ud->keycode, sc->sc_odata.keycode, NKEYCODE) != 0) {
|
|
/* Check for released keys. */
|
|
for (i = 0; i < NKEYCODE; i++) {
|
|
key = sc->sc_odata.keycode[i];
|
|
if (key == 0)
|
|
continue;
|
|
for (j = 0; j < NKEYCODE; j++)
|
|
if (key == ud->keycode[j])
|
|
goto rfound;
|
|
c = ukbd_trtab[key];
|
|
if (c)
|
|
ADDKEY(c | RELEASE);
|
|
rfound:
|
|
;
|
|
}
|
|
|
|
/* Check for pressed keys. */
|
|
for (i = 0; i < NKEYCODE; i++) {
|
|
key = ud->keycode[i];
|
|
if (key == 0)
|
|
continue;
|
|
for (j = 0; j < NKEYCODE; j++)
|
|
if (key == sc->sc_odata.keycode[j])
|
|
goto pfound;
|
|
c = ukbd_trtab[key];
|
|
DPRINTFN(2,("ukbd_intr: press key=0x%02x -> 0x%02x\n",
|
|
key, c));
|
|
if (c)
|
|
ADDKEY(c | PRESS);
|
|
pfound:
|
|
;
|
|
}
|
|
}
|
|
sc->sc_odata = *ud;
|
|
|
|
if (sc->sc_polling) {
|
|
if (nkeys > 0)
|
|
sc->sc_pollchar = ibuf[0]; /* XXX lost keys? */
|
|
return;
|
|
}
|
|
for (i = 0; i < nkeys; i++) {
|
|
c = ibuf[i];
|
|
#if defined(__NetBSD__)
|
|
wskbd_input(sc->sc_wskbddev,
|
|
c & RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN,
|
|
c & 0xff);
|
|
#elif defined(__FreeBSD__)
|
|
printf("%c (%d) %s\n", ((c&0xff) < 32 || (c&0xff) > 126? '.':(c&0xff)), c,
|
|
(c&RELEASE? "released":"pressed"));
|
|
if (ud->modifiers)
|
|
printf("0x%04x\n", ud->modifiers);
|
|
for (i = 0; i < NKEYCODE; i++)
|
|
if (ud->keycode[i])
|
|
printf("%d ", ud->keycode[i]);
|
|
printf("\n");
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void
|
|
ukbd_set_leds(v, leds)
|
|
void *v;
|
|
int leds;
|
|
{
|
|
struct ukbd_softc *sc = v;
|
|
u_int8_t res = leds;
|
|
|
|
DPRINTF(("ukbd_set_leds: sc=%p leds=%d\n", sc, leds));
|
|
|
|
sc->sc_leds = leds;
|
|
#if defined(__NetBSD__)
|
|
res = 0;
|
|
if (leds & WSKBD_LED_SCROLL)
|
|
res |= SCROLL_LOCK;
|
|
if (leds & WSKBD_LED_NUM)
|
|
res |= NUM_LOCK;
|
|
if (leds & WSKBD_LED_CAPS)
|
|
res |= CAPS_LOCK;
|
|
#endif
|
|
usbd_set_report_async(sc->sc_iface, UHID_OUTPUT_REPORT, 0, &res, 1);
|
|
}
|
|
|
|
#if defined(__NetBSD__)
|
|
int
|
|
ukbd_ioctl(v, cmd, data, flag, p)
|
|
void *v;
|
|
u_long cmd;
|
|
caddr_t data;
|
|
int flag;
|
|
struct proc *p;
|
|
{
|
|
struct ukbd_softc *sc = v;
|
|
|
|
switch (cmd) {
|
|
case WSKBDIO_GTYPE:
|
|
*(int *)data = WSKBD_TYPE_PC_XT;
|
|
return 0;
|
|
case WSKBDIO_SETLEDS:
|
|
ukbd_set_leds(v, *(int *)data);
|
|
return 0;
|
|
case WSKBDIO_GETLEDS:
|
|
*(int *)data = sc->sc_leds;
|
|
return (0);
|
|
#ifdef WSDISPLAY_COMPAT_RAWKBD
|
|
case WSKBDIO_SETMODE:
|
|
sc->sc_rawkbd = *(int *)data == WSKBD_RAW;
|
|
return (0);
|
|
#endif
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/* Console interface. */
|
|
/* XXX does not work. */
|
|
void
|
|
ukbd_cngetc(v, type, data)
|
|
void *v;
|
|
u_int *type;
|
|
int *data;
|
|
{
|
|
struct ukbd_softc *sc = v;
|
|
usbd_lock_token s;
|
|
int c;
|
|
|
|
DPRINTFN(1,("ukbd_cngetc: enter\n"));
|
|
s = usbd_lock();
|
|
sc->sc_polling = 1;
|
|
sc->sc_pollchar = -1;
|
|
while(sc->sc_pollchar == -1)
|
|
usbd_dopoll(sc->sc_iface);
|
|
sc->sc_polling = 0;
|
|
c = sc->sc_pollchar;
|
|
*type = c & RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
|
|
*data = c & 0xff;
|
|
usbd_unlock(s);
|
|
DPRINTFN(1,("ukbd_cngetc: return 0x%02x\n", c));
|
|
}
|
|
|
|
void
|
|
ukbd_cnpollc(v, on)
|
|
void *v;
|
|
int on;
|
|
{
|
|
struct ukbd_softc *sc = v;
|
|
|
|
DPRINTFN(1,("ukbd_cnpollc: sc=%p on=%d\n", v, on));
|
|
|
|
usbd_set_polling(sc->sc_iface, on);
|
|
}
|
|
#endif
|
|
|
|
#if defined(__FreeBSD__)
|
|
DRIVER_MODULE(ukbd, usb, ukbd_driver, ukbd_devclass, usb_driver_load, 0);
|
|
#endif
|