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/* $OpenBSD: sunmsvar.h,v 1.1 2009/05/20 18:22:33 miod Exp $ */
/*
* Copyright (c) 2002, 2009, Miodrag Vallat
* All rights reserved.
*
* 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 AUTHOR ``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 AUTHOR 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.
*/
struct sunms_softc {
struct device sc_dev;
/*
* State of input translator
*/
uint sc_state; /* current FSM state */
#define STATE_RATE_CHANGE 0 /* baud rate change pending */
#define STATE_PROBING 1 /* checking packets after speed change */
#define STATE_DECODING 2 /* normal operation */
uint sc_brk; /* breaks in a row */
int sc_pktlen; /* packet length */
int sc_byteno; /* current packet position */
int sc_mb; /* mouse button state */
int sc_dx; /* delta-x */
int sc_dy; /* delta-y */
uint sc_bps; /* current link speed */
struct timeval sc_lastbpschange;
struct timeout sc_abort_tmo;
struct device *sc_wsmousedev;
void (*sc_speed_change)(void *, uint);
};
#define INIT_SPEED 9600
void sunms_attach(struct sunms_softc *, const struct wsmouse_accessops *);
int sunms_ioctl(void *, u_long, caddr_t, int, struct proc *);
void sunms_abort_input(void *);
void sunms_input(struct sunms_softc *, int c);
void sunms_speed_change(struct sunms_softc *);
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