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1130b656e5
This will make a number of things easier in the future, as well as (finally!) avoiding the Id-smashing problem which has plagued developers for so long. Boy, I'm glad we're not using sup anymore. This update would have been insane otherwise.
128 lines
3.2 KiB
Bash
128 lines
3.2 KiB
Bash
#!/bin/sh
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# $FreeBSD$
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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 0 1 2 3 4 5 6 7
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# Initialize all ports on a Cyclades-16ye.
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# modem c c 0 1 2 3 4 5 6 7 8 9 a b c d e f
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# Initialize all ports on a Digiboard 8.
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# modem D D 0 1 2 3 4 5 6 7
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