1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
/* $OpenBSD: spifvar.h,v 1.3 2003/06/02 18:40:59 jason Exp $ */
/*
* Copyright (c) 1999 Jason L. Wright (jason@thought.net)
* 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.
*/
#define SPIF_MAX_SERIAL 8
#define SPIF_MAX_PARALLEL 1
struct stty_port {
struct tty *sp_tty; /* tty device */
struct spif_softc *sp_sc; /* pointer back to registers */
int sp_channel; /* channel number */
u_char *sp_rbuf; /* ring buffer start */
u_char *sp_rend; /* ring buffer end */
u_char *sp_rget; /* ring buffer read pointer */
u_char *sp_rput; /* ring buffer write pointer */
u_char *sp_txp; /* transmit character pointer */
int sp_txc; /* transmit character counter */
int sp_openflags; /* open flags */
int sp_carrier; /* software carrier status */
int sp_flags; /* software state */
char sp_dtr; /* software dtr status */
};
struct stty_softc {
struct device sc_dev; /* base device */
int sc_nports; /* number of serial ports */
struct stty_port sc_port[SPIF_MAX_SERIAL];
};
struct sbpp_softc {
struct device sc_dev; /* base device */
int sc_nports; /* number of parallel ports */
};
struct spif_softc {
struct device sc_dev; /* base device */
struct sbusdev sc_sd; /* sbus device */
struct intrhand sc_stcih; /* stc interrupt vectoring */
struct intrhand sc_ppcih; /* ppc interrupt vectoring */
struct intrhand sc_softih; /* hard interrupt vectoring */
int sc_rev; /* revision level */
int sc_osc; /* oscillator speed (hz) */
int sc_node; /* which sbus node */
int sc_nser; /* number of serial ports */
int sc_npar; /* number of parallel ports */
int sc_rev2; /* cd180 chip revision */
struct spifregs *sc_regs; /* registers */
struct stty_softc *sc_ttys; /* our ttys */
struct sbpp_softc *sc_bpps; /* our ttys */
};
|
