etc/rc.d/serial

#!/bin/sh
#
# Copyright (c) 1996  Andrey A. Chernov
# 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 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 AUTHOR 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.
#
# $FreeBSD$
#

# PROVIDE: serial
# REQUIRE: root
# KEYWORD: nojail

# Change some defaults for serial devices.
# Standard defaults are:
#       dtrwait 300 drainwait `sysctl -n kern.drainwait`
#       initial cflag from <sys/ttydefaults.h> = cread cs8 hupcl
#       initial iflag, lflag and oflag all 0
#       speed 9600
#       special chars from <sys/ttydefaults.h>
#       nothing locked
# except for serial consoles the initial iflag, lflag and oflag are from
# <sys/ttydefaults.h> and clocal is locked on.

default() {
        # Reset everything changed by the other functions to initial defaults.

        dc=$1; shift    # device name character
        drainwait=`sysctl -n kern.drainwait`

        for i in $*
        do
                comcontrol /dev/tty${dc}${i} dtrwait 300 drainwait $drainwait
                stty < /dev/tty${dc}${i}.init -clocal crtscts hupcl 9600 reprint ^R
                stty < /dev/tty${dc}${i}.lock -clocal -crtscts -hupcl 0
                stty < /dev/cua${dc}${i}.init -clocal crtscts hupcl 9600 reprint ^R
                stty < /dev/cua${dc}${i}.lock -clocal -crtscts -hupcl 0
        done
}

maybe() {
        # Special settings.

        dc=$1; shift

        for i in $*
        do
                # Don't use ^R; it breaks bash's ^R when typed ahead.
                stty < /dev/tty${dc}${i}.init reprint undef
                stty < /dev/cua${dc}${i}.init reprint undef
                # Lock clocal off on dialin device for security.
                stty < /dev/tty${dc}${i}.lock clocal
                # Lock the speeds to use old binaries that don't support them.
                # Any legal speed works to lock the initial speed.
                stty < /dev/tty${dc}${i}.lock 300
                stty < /dev/cua${dc}${i}.lock 300
        done
}

modem() {
        # Modem that supports CTS and perhaps RTS handshaking.

        dc=$1; shift

        for i in $*
        do
                # may depend on modem
                comcontrol /dev/tty${dc}${i} dtrwait 100 drainwait 180
                # Lock crtscts on.
                # Speed reasonable for V42bis.
                stty < /dev/tty${dc}${i}.init crtscts 115200
                stty < /dev/tty${dc}${i}.lock crtscts
                stty < /dev/cua${dc}${i}.init crtscts 115200
                stty < /dev/cua${dc}${i}.lock crtscts
        done
}

mouse() {
        # Mouse on either callin or callout port.

        dc=$1; shift

        for i in $*
        do
                # Lock clocal on, hupcl off.
                # Standard speed for Microsoft mouse.
                stty < /dev/tty${dc}${i}.init clocal -hupcl 1200
                stty < /dev/tty${dc}${i}.lock clocal  hupcl
                stty < /dev/cua${dc}${i}.init clocal -hupcl 1200
                stty < /dev/cua${dc}${i}.lock clocal  hupcl
        done
}

terminal() {
        # Terminal that supports CTS and perhaps RTS handshaking
        # with the cable or terminal arranged so that DCD is on
        # at least while the terminal is on.
        # Also works for bidirectional communications to another pc
        # provided at most one side runs getty.
        # Same as modem() except we want a faster speed and no dtrwait.

        dc=$1; shift

        modem ${dc} $*
        for i in $*
        do
                comcontrol /dev/tty${dc}${i} dtrwait 0
                stty < /dev/tty${dc}${i}.init 115200
                stty < /dev/cua${dc}${i}.init 115200
        done
}

3wire() {
        # 3-wire serial terminals.  These don't supply carrier, so
        # clocal needs to be set, and crtscts needs to be unset.

        dc=$1; shift

        terminal ${dc} $*
        for i in $*
        do
                stty < /dev/tty${dc}${i}.init clocal -crtscts
                stty < /dev/cua${dc}${i}.init clocal -crtscts
        done
}

# Don't use anything from this file unless you have some buggy programs
# that require it.

# Edit the functions and the examples to suit your system.
# $1 is the device identifier, and the remainder of the line
# lists the device numbers.

# Initialize assorted 8250-16550 (uart) ports.
# maybe    u  0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p q r s t u v
# mouse    u      2
# modem    u    1
# terminal u  0
# 3wire    u  0

# Initialize all ports on a Cyclades-8yo.
# modem    c  00 01 02 03 04 05 06 07

# Initialize all ports on a Cyclades-16ye.
# modem    c  00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f

# Initialize all ports on a Digiboard 8.
# modem    D  00 01 02 03 04 05 06 07
1	#!/bin/sh
2	#
3	# Copyright (c) 1996 Andrey A. Chernov
4	# All rights reserved.
5	#
6	# Redistribution and use in source and binary forms, with or without
7	# modification, are permitted provided that the following conditions
8	# are met:
9	# 1. Redistributions of source code must retain the above copyright
10	# notice, this list of conditions and the following disclaimer.
11	# 2. Redistributions in binary form must reproduce the above copyright
12	# notice, this list of conditions and the following disclaimer in the
13	# documentation and/or other materials provided with the distribution.
14	#
15	# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16	# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17	# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18	# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19	# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20	# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21	# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22	# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23	# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24	# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25	# SUCH DAMAGE.
26	#
27	# $FreeBSD$
28	#
29
30	# PROVIDE: serial
31	# REQUIRE: root
32	# KEYWORD: nojail
33
34	# Change some defaults for serial devices.
35	# Standard defaults are:
36	# dtrwait 300 drainwait `sysctl -n kern.drainwait`
37	# initial cflag from <sys/ttydefaults.h> = cread cs8 hupcl
38	# initial iflag, lflag and oflag all 0
39	# speed 9600
40	# special chars from <sys/ttydefaults.h>
41	# nothing locked
42	# except for serial consoles the initial iflag, lflag and oflag are from
43	# <sys/ttydefaults.h> and clocal is locked on.
44
45	default() {
46	# Reset everything changed by the other functions to initial defaults.
47
48	dc=$1; shift # device name character
49	drainwait=`sysctl -n kern.drainwait`
50
51	for i in $*
52	do
53	comcontrol /dev/tty${dc}${i} dtrwait 300 drainwait $drainwait
54	stty < /dev/tty${dc}${i}.init -clocal crtscts hupcl 9600 reprint ^R
55	stty < /dev/tty${dc}${i}.lock -clocal -crtscts -hupcl 0
56	stty < /dev/cua${dc}${i}.init -clocal crtscts hupcl 9600 reprint ^R
57	stty < /dev/cua${dc}${i}.lock -clocal -crtscts -hupcl 0
58	done
59	}
60
61	maybe() {
62	# Special settings.
63
64	dc=$1; shift
65
66	for i in $*
67	do
68	# Don't use ^R; it breaks bash's ^R when typed ahead.
69	stty < /dev/tty${dc}${i}.init reprint undef
70	stty < /dev/cua${dc}${i}.init reprint undef
71	# Lock clocal off on dialin device for security.
72	stty < /dev/tty${dc}${i}.lock clocal
73	# Lock the speeds to use old binaries that don't support them.
74	# Any legal speed works to lock the initial speed.
75	stty < /dev/tty${dc}${i}.lock 300
76	stty < /dev/cua${dc}${i}.lock 300
77	done
78	}
79
80	modem() {
81	# Modem that supports CTS and perhaps RTS handshaking.
82
83	dc=$1; shift
84
85	for i in $*
86	do
87	# may depend on modem
88	comcontrol /dev/tty${dc}${i} dtrwait 100 drainwait 180
89	# Lock crtscts on.
90	# Speed reasonable for V42bis.
91	stty < /dev/tty${dc}${i}.init crtscts 115200
92	stty < /dev/tty${dc}${i}.lock crtscts
93	stty < /dev/cua${dc}${i}.init crtscts 115200
94	stty < /dev/cua${dc}${i}.lock crtscts
95	done
96	}
97
98	mouse() {
99	# Mouse on either callin or callout port.
100
101	dc=$1; shift
102
103	for i in $*
104	do
105	# Lock clocal on, hupcl off.
106	# Standard speed for Microsoft mouse.
107	stty < /dev/tty${dc}${i}.init clocal -hupcl 1200
108	stty < /dev/tty${dc}${i}.lock clocal hupcl
109	stty < /dev/cua${dc}${i}.init clocal -hupcl 1200
110	stty < /dev/cua${dc}${i}.lock clocal hupcl
111	done
112	}
113
114	terminal() {
115	# Terminal that supports CTS and perhaps RTS handshaking
116	# with the cable or terminal arranged so that DCD is on
117	# at least while the terminal is on.
118	# Also works for bidirectional communications to another pc
119	# provided at most one side runs getty.
120	# Same as modem() except we want a faster speed and no dtrwait.
121
122	dc=$1; shift
123
124	modem ${dc} $*
125	for i in $*
126	do
127	comcontrol /dev/tty${dc}${i} dtrwait 0
128	stty < /dev/tty${dc}${i}.init 115200
129	stty < /dev/cua${dc}${i}.init 115200
130	done
131	}
132
133	3wire() {
134	# 3-wire serial terminals. These don't supply carrier, so
135	# clocal needs to be set, and crtscts needs to be unset.
136
137	dc=$1; shift
138
139	terminal ${dc} $*
140	for i in $*
141	do
142	stty < /dev/tty${dc}${i}.init clocal -crtscts
143	stty < /dev/cua${dc}${i}.init clocal -crtscts
144	done
145	}
146
147	# Don't use anything from this file unless you have some buggy programs
148	# that require it.
149
150	# Edit the functions and the examples to suit your system.
151	# $1 is the device identifier, and the remainder of the line
152	# lists the device numbers.
153
154	# Initialize assorted 8250-16550 (uart) ports.
155	# maybe u 0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p q r s t u v
156	# mouse u 2
157	# modem u 1
158	# terminal u 0
159	# 3wire u 0
160
161	# Initialize all ports on a Cyclades-8yo.
162	# modem c 00 01 02 03 04 05 06 07
163
164	# Initialize all ports on a Cyclades-16ye.
165	# modem c 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f
166
167	# Initialize all ports on a Digiboard 8.
168	# modem D 00 01 02 03 04 05 06 07