The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/hid/hidkbdsc.h

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    1 /*      $OpenBSD: hidkbdsc.h,v 1.3 2022/11/09 10:05:18 robert Exp $     */
    2 /*      $NetBSD: ukbd.c,v 1.85 2003/03/11 16:44:00 augustss Exp $        */
    3 
    4 /*
    5  * Copyright (c) 1998 The NetBSD Foundation, Inc.
    6  * All rights reserved.
    7  *
    8  * This code is derived from software contributed to The NetBSD Foundation
    9  * by Lennart Augustsson (lennart@augustsson.net) at
   10  * Carlstedt Research & Technology.
   11  *
   12  * Redistribution and use in source and binary forms, with or without
   13  * modification, are permitted provided that the following conditions
   14  * are met:
   15  * 1. Redistributions of source code must retain the above copyright
   16  *    notice, this list of conditions and the following disclaimer.
   17  * 2. Redistributions in binary form must reproduce the above copyright
   18  *    notice, this list of conditions and the following disclaimer in the
   19  *    documentation and/or other materials provided with the distribution.
   20  *
   21  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   31  * POSSIBILITY OF SUCH DAMAGE.
   32  */
   33 
   34 #define MAXKEYCODE 6
   35 #define MAXVARS 128
   36 
   37 #define MAXKEYS (MAXVARS+2*MAXKEYCODE)
   38 
   39 /* quirks */
   40 #define HIDKBD_SPUR_BUT_UP 0x001 /* spurious button up events */
   41 
   42 struct hidkbd_variable {
   43         struct hid_location loc;
   44         u_int8_t        mask;
   45         u_int8_t        key;
   46 };
   47 
   48 struct hidkbd_data {
   49         u_int8_t        keycode[MAXKEYCODE];
   50         u_int8_t        var[MAXVARS];
   51 };
   52 
   53 struct hidkbd {
   54         /* stored data */
   55         struct hidkbd_data sc_ndata;
   56         struct hidkbd_data sc_odata;
   57 
   58         /* input reports */
   59         u_int sc_nvar;
   60         struct hidkbd_variable *sc_var;
   61 
   62         struct hid_location sc_keycodeloc;
   63         u_int sc_nkeycode;
   64 
   65         /* output reports */
   66         struct hid_location sc_numloc;
   67         struct hid_location sc_capsloc;
   68         struct hid_location sc_scroloc;
   69         struct hid_location sc_compose;
   70         int sc_leds;
   71 
   72         /* optional extra input source used by sc_munge */
   73         struct hid_location sc_fn;
   74 
   75         /* state information */
   76         struct device *sc_device;
   77         struct device *sc_wskbddev;
   78         char sc_enabled;
   79 
   80         char sc_console_keyboard;       /* we are the console keyboard */
   81 
   82         char sc_debounce;               /* for quirk handling */
   83         struct timeout sc_delay;        /* for quirk handling */
   84         struct hidkbd_data sc_data;     /* for quirk handling */
   85 
   86         /* key repeat logic */
   87 #if defined(WSDISPLAY_COMPAT_RAWKBD)
   88         int sc_rawkbd;
   89 #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) */
   90 
   91         int sc_polling;
   92         int sc_npollchar;
   93         u_int16_t sc_pollchars[MAXKEYS];
   94 
   95         void (*sc_munge)(void *, uint8_t *, u_int);
   96 };
   97 
   98 struct hidkbd_translation {
   99         uint8_t original;
  100         uint8_t translation;
  101 };
  102 
  103 int     hidkbd_attach(struct device *, struct hidkbd *, int, uint32_t,
  104             int, void *, int);
  105 void    hidkbd_attach_wskbd(struct hidkbd *, kbd_t,
  106             const struct wskbd_accessops *);
  107 void    hidkbd_bell(u_int, u_int, u_int, int);
  108 void    hidkbd_cngetc(struct hidkbd *, u_int *, int *);
  109 int     hidkbd_detach(struct hidkbd *, int);
  110 int     hidkbd_enable(struct hidkbd *, int);
  111 void    hidkbd_input(struct hidkbd *, uint8_t *, u_int);
  112 int     hidkbd_ioctl(struct hidkbd *, u_long, caddr_t, int, struct proc *);
  113 int     hidkbd_set_leds(struct hidkbd *, int, uint8_t *);
  114 uint8_t hidkbd_translate(const struct hidkbd_translation *, size_t, uint8_t);
  115 void    hidkbd_apple_munge(void *, uint8_t *, u_int);
  116 void    hidkbd_apple_tb_munge(void *, uint8_t *, u_int);
  117 void    hidkbd_apple_iso_munge(void *, uint8_t *, u_int);
  118 void    hidkbd_apple_mba_munge(void *, uint8_t *, u_int);
  119 void    hidkbd_apple_iso_mba_munge(void *, uint8_t *, u_int);
  120 
  121 extern int hidkbd_is_console;

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