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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/* $NetBSD: ucomvar.h,v 1.2 2000/02/08 09:18:02 augustss Exp $ */
/*
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (augustss@carlstedt.se) at
* Carlstedt Research & Technology.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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.
*/
/* Macros to clear/set/test flags. */
#define SET(t, f) (t) |= (f)
#define CLR(t, f) (t) &= ~(f)
#define ISSET(t, f) ((t) & (f))
#if !defined(__OpenBSD__)
#include "locators.h"
#endif
#define ucomcf_portno cf_loc[UCOMBUSCF_PORTNO]
#define UCOM_UNK_PORTNO UCOMBUSCF_PORTNO_DEFAULT
struct ucom_softc;
struct ucom_methods {
void (*ucom_get_status)__P((void *sc, int portno,
u_char *lsr, u_char *msr));
void (*ucom_set)__P((void *sc, int portno, int reg, int onoff));
#define UCOM_SET_DTR 1
#define UCOM_SET_RTS 2
#define UCOM_SET_BREAK 3
int (*ucom_param)__P((void *sc, int portno, struct termios *));
int (*ucom_ioctl)__P((void *sc, int portno, u_long cmd,
caddr_t data, int flag, struct proc *p));
void (*ucom_open)__P((void *sc, int portno));
void (*ucom_close)__P((void *sc, int portno));
};
/* modem control register */
#define UMCR_RTS 0x02 /* Request To Send */
#define UMCR_DTR 0x01 /* Data Terminal Ready */
/* line status register */
#define ULSR_RCV_FIFO 0x80
#define ULSR_TSRE 0x40 /* Transmitter empty: byte sent */
#define ULSR_TXRDY 0x20 /* Transmitter buffer empty */
#define ULSR_BI 0x10 /* Break detected */
#define ULSR_FE 0x08 /* Framing error: bad stop bit */
#define ULSR_PE 0x04 /* Parity error */
#define ULSR_OE 0x02 /* Overrun, lost incoming byte */
#define ULSR_RXRDY 0x01 /* Byte ready in Receive Buffer */
#define ULSR_RCV_MASK 0x1f /* Mask for incoming data or error */
/* modem status register */
/* All deltas are from the last read of the MSR. */
#define UMSR_DCD 0x80 /* Current Data Carrier Detect */
#define UMSR_RI 0x40 /* Current Ring Indicator */
#define UMSR_DSR 0x20 /* Current Data Set Ready */
#define UMSR_CTS 0x10 /* Current Clear to Send */
#define UMSR_DDCD 0x08 /* DCD has changed state */
#define UMSR_TERI 0x04 /* RI has toggled low to high */
#define UMSR_DDSR 0x02 /* DSR has changed state */
#define UMSR_DCTS 0x01 /* CTS has changed state */
struct ucom_attach_args {
int portno;
int bulkin;
int bulkout;
usbd_device_handle device;
usbd_interface_handle iface;
struct ucom_methods *methods;
void *arg;
};
int ucomprint __P((void *aux, const char *pnp));
#if defined(__OpenBSD__)
int ucomsubmatch __P((struct device *parent, void *cf, void *aux));
#else
int ucomsubmatch __P((struct device *parent, struct cfdata *cf, void *aux));
#endif
void ucom_status_change __P((struct ucom_softc *sc));
|