128 lines
3.4 KiB
Bash
128 lines
3.4 KiB
Bash
#!/bin/sh
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# $Id: rc.serial,v 1.12 1999/08/25 16:01:37 sheldonh Exp $
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# Change some defaults for serial devices.
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# Standard defaults are:
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# dtrwait 300 drainwait 0
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# initial cflag from <sys/ttydefaults.h> = cread cs8 hupcl
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# initial iflag, lflag and oflag all 0
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# speed 9600
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# special chars from <sys/ttydefaults.h>
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# nothing locked
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# except for serial consoles the initial iflag, lflag and oflag are from
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# <sys/ttydefaults.h> and clocal is locked on.
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default() {
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# Reset everything changed by the other functions to initial defaults.
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ci=$1; shift # call in device identifier
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co=$1; shift # call out device identifier
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for i in $*
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do
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comcontrol /dev/tty${ci}${i} dtrwait 300 drainwait 0
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stty < /dev/ttyi${ci}${i} -clocal crtscts hupcl 9600 reprint ^R
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stty < /dev/ttyl${ci}${i} -clocal -crtscts -hupcl 0
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stty < /dev/cuai${co}${i} -clocal crtscts hupcl 9600 reprint ^R
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stty < /dev/cual${co}${i} -clocal -crtscts -hupcl 0
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done
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}
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maybe() {
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# Special settings.
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ci=$1; shift
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co=$1; shift
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for i in $*
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do
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# Don't use ^R; it breaks bash's ^R when typed ahead.
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stty < /dev/ttyi${ci}${i} reprint undef
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stty < /dev/cuai${co}${i} reprint undef
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# Lock clocal off on dialin device for security.
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stty < /dev/ttyl${ci}${i} clocal
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# Lock the speeds to use old binaries that don't support them.
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# Any legal speed works to lock the initial speed.
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stty < /dev/ttyl${ci}${i} 300
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stty < /dev/cual${co}${i} 300
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done
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}
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modem() {
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# Modem that supports CTS and perhaps RTS handshaking.
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ci=$1; shift
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co=$1; shift
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for i in $*
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do
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# may depend on modem
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comcontrol /dev/tty${ci}${i} dtrwait 100 drainwait 180
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# Lock crtscts on.
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# Speed reasonable for V42bis.
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stty < /dev/ttyi${ci}${i} crtscts 57600
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stty < /dev/ttyl${ci}${i} crtscts
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stty < /dev/cuai${co}${i} crtscts 57600
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stty < /dev/cual${co}${i} crtscts
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done
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}
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mouse() {
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# Mouse on either callin or callout port.
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ci=$1; shift
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co=$1; shift
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for i in $*
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do
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# Lock clocal on, hupcl off.
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# Standard speed for Microsoft mouse.
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stty < /dev/ttyi${ci}${i} clocal -hupcl 1200
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stty < /dev/ttyl${ci}${i} clocal hupcl
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stty < /dev/cuai${co}${i} clocal -hupcl 1200
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stty < /dev/cual${co}${i} clocal hupcl
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done
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}
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terminal() {
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# Terminal that supports CTS and perhaps RTS handshaking
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# with the cable or terminal arranged so that DCD is on
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# at least while the terminal is on.
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# Also works for bidirectional communications to another pc
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# provided at most one side runs getty.
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# Same as modem() except we want a faster speed and no dtrwait.
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ci=$1; shift
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co=$1; shift
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modem ${ci} ${co} $*
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for i in $*
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do
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comcontrol /dev/tty${ci}${i} dtrwait 0
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stty < /dev/ttyi${ci}${i} 115200
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stty < /dev/cuai${co}${i} 115200
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done
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}
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# Don't use anything from this file unless you have some buggy programs
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# that require it.
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# Edit the functions and the examples to suit your system.
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# $1 is the call in device identifier, $2 is the call out device identifier
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# and the remainder of the line lists the device numbers.
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# Initialize assorted 8250-16550 (sio) ports.
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# maybe d a 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
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# mouse d a 2
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# modem d a 1
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# terminal d a 0
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# Initialize all ports on a Cyclades-8yo.
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# modem c c 00 01 02 03 04 05 06 07
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# Initialize all ports on a Cyclades-16ye.
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# modem c c 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f
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# Initialize all ports on a Digiboard 8.
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# modem D D 00 01 02 03 04 05 06 07
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