1 /* $OpenBSD: spifvar.h,v 1.4 2006/06/02 20:00:56 miod Exp $ */
2
3 /*
4 * Copyright (c) 1999-2002 Jason L. Wright (jason@thought.net)
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Effort sponsored in part by the Defense Advanced Research Projects
29 * Agency (DARPA) and Air Force Research Laboratory, Air Force
30 * Materiel Command, USAF, under agreement number F30602-01-2-0537.
31 *
32 */
33
34 #define SPIF_MAX_SERIAL 8
35 #define SPIF_MAX_PARALLEL 1
36
37 struct stty_port {
38 struct tty *sp_tty; /* tty device */
39 struct spif_softc *sp_sc; /* pointer back to registers */
40 int sp_channel; /* channel number */
41 u_char *sp_rbuf; /* ring buffer start */
42 u_char *sp_rend; /* ring buffer end */
43 u_char *sp_rget; /* ring buffer read pointer */
44 u_char *sp_rput; /* ring buffer write pointer */
45 u_char *sp_txp; /* transmit character pointer */
46 int sp_txc; /* transmit character counter */
47
48 int sp_openflags; /* open flags */
49 int sp_carrier; /* software carrier status */
50 int sp_flags; /* software state */
51 char sp_dtr; /* software dtr status */
52 };
53
54 struct stty_softc {
55 struct device sc_dev; /* base device */
56 int sc_nports; /* number of serial ports */
57 struct stty_port sc_port[SPIF_MAX_SERIAL];
58 };
59
60 struct sbpp_softc {
61 struct device sc_dev; /* base device */
62 int sc_nports; /* number of parallel ports */
63 };
64
65 struct spif_softc {
66 struct device sc_dev; /* base device */
67 void *sc_stcih; /* stc interrupt vector */
68 void *sc_ppcih; /* ppc interrut vector */
69 void *sc_softih; /* soft interrupt vector */
70 int sc_rev; /* revision level */
71 int sc_osc; /* oscillator speed (hz) */
72 int sc_node; /* which sbus node */
73 int sc_nser; /* number of serial ports */
74 int sc_npar; /* number of parallel ports */
75 int sc_rev2; /* cd180 chip revision */
76 bus_space_tag_t sc_bustag; /* our bus tag */
77 bus_space_handle_t sc_regh; /* whole register map */
78 bus_space_handle_t sc_stch; /* STC registers */
79 bus_space_handle_t sc_istch; /* IACK STC registers */
80 bus_space_handle_t sc_dtrh; /* DTR registers */
81 bus_space_handle_t sc_ppch; /* PPC registers */
82 struct spifregs *sc_regs; /* registers */
83 struct stty_softc *sc_ttys; /* our ttys */
84 struct sbpp_softc *sc_bpps; /* our ttys */
85 };
86