/*      $NetBSD: hpckbdvar.h,v 1.2 2008/04/28 20:23:48 martin Exp $ */

/*-
* Copyright (c) 1999-2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

/*
* chip interface
*/
struct hpckbd_if;
struct hpckbd_ic_if {
       void    *hii_ctx;
       int     (*hii_establish)(void *, struct hpckbd_if *);
       int     (*hii_poll)(void *);
};

#define hpckbd_ic_establish(ic, kbdif)                                  \
       (*(ic)->hii_establish)((ic)->hii_ctx, (kbdif))
#define hpckbd_ic_poll(ic)                                              \
       (*(ic)->hii_poll)((ic)->hii_ctx)

/*
* hpckbd interface
*/
struct hpckbd_if {
       void    *hi_ctx;
       void    (*hi_input_hook)(void *);
       int     (*hi_input)(void *, int, int);
};

#define hpckbd_input_hook(i)                                            \
       (*(i)->hi_input_hook)((i)->hi_ctx)
#define hpckbd_input(i, f, a)                                           \
       (*(i)->hi_input)((i)->hi_ctx, (f), (a))

struct hpckbd_attach_args {
       struct hpckbd_ic_if *haa_ic;
};

int     hpckbd_print(void *, const char *);
int     hpckbd_cnattach(struct hpckbd_ic_if *);