spifvar.h revision 1.1 
1/*	$NetBSD: spifvar.h,v 1.1 2004/07/24 12:37:20 mrg Exp $	*/
2/*	$OpenBSD: spifvar.h,v 1.3 2003/06/02 18:32:41 jason Exp $	*/
3
4/*
5 * Copyright (c) 1999-2002 Jason L. Wright (jason@thought.net)
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
21 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
26 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 *
29 * Effort sponsored in part by the Defense Advanced Research Projects
30 * Agency (DARPA) and Air Force Research Laboratory, Air Force
31 * Materiel Command, USAF, under agreement number F30602-01-2-0537.
32 *
33 */
34
35#define	SPIF_MAX_SERIAL	8
36#define SPIF_MAX_PARALLEL 1
37
38struct stty_port {
39	struct tty *sp_tty;		/* tty device */
40	struct spif_softc *sp_sc;	/* pointer back to registers */
41	int sp_channel;			/* channel number */
42	u_char *sp_rbuf;		/* ring buffer start */
43	u_char *sp_rend;		/* ring buffer end */
44	u_char *sp_rget;		/* ring buffer read pointer */
45	u_char *sp_rput;		/* ring buffer write pointer */
46	u_char *sp_txp;			/* transmit character pointer */
47	int sp_txc;			/* transmit character counter */
48
49	int sp_openflags;		/* open flags */
50	int sp_carrier;			/* software carrier status */
51	int sp_flags;			/* software state */
52	char sp_dtr;			/* software dtr status */
53};
54
55struct stty_softc {
56	struct	device sc_dev;		/* base device */
57	int	sc_nports;		/* number of serial ports */
58	struct	stty_port sc_port[SPIF_MAX_SERIAL];
59};
60
61struct sbpp_softc {
62	struct	device sc_dev;		/* base device */
63	int	sc_nports;		/* number of parallel ports */
64};
65
66struct spif_softc {
67	struct	device sc_dev;		/* base device */
68	struct	sbusdev sc_sd;		/* sbus device */
69	void *sc_stcih;			/* stc interrupt vector */
70	void *sc_ppcih;			/* ppc interrut vector */
71	void *sc_softih;		/* soft interrupt vector */
72	int	sc_rev;			/* revision level */
73	int	sc_osc;			/* oscillator speed (hz) */
74	int	sc_node;		/* which sbus node */
75	int	sc_nser;		/* number of serial ports */
76	int	sc_npar;		/* number of parallel ports */
77	int	sc_rev2;		/* cd180 chip revision */
78	bus_space_tag_t sc_bustag;	/* our bus tag */
79	bus_space_handle_t sc_regh;	/* whole register map */
80	bus_space_handle_t sc_stch;	/* STC registers */
81	bus_space_handle_t sc_istch;	/* IACK STC registers */
82	bus_space_handle_t sc_dtrh;	/* DTR registers */
83	bus_space_handle_t sc_ppch;	/* PPC registers */
84	struct	spifregs *sc_regs;	/* registers */
85	struct	stty_softc *sc_ttys;	/* our ttys */
86	struct	sbpp_softc *sc_bpps;	/* our ttys */
87};
88