NetBSD/etc/etc.arc/MAKEDEV

#!/bin/sh -
#	$NetBSD: MAKEDEV,v 1.20 2002/03/16 17:03:30 martin Exp $
#
# Copyright (c) 1990 The Regents of the University of California.
# 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.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#	This product includes software developed by the University of
#	California, Berkeley and its contributors.
# 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
#
###########################################################################
#
#   PLEASE RUN "cd ../share/man/man8 ; perl5 MAKEDEV2manpage.pl"
#   AFTER CHANGING THIS FILE, AND COMMIT THE UPDATED MANPAGE!
#
###########################################################################
#
# Device "make" file.  Valid arguments:
#	all	Makes all known devices, including local devices.
#		If units are expected for a device MAKEDEV supplies the
#		standard numbers.
#	minimal	A minimal set of devices for install disks, etc.
#	std	The standard devices (console, drum, klog, kmem, mem,
#		null, stderr, stdin, stdout, tty, zero).
#	local	Configuration specific devices which are created by running
#		the MAKEDEV.local shell script with the argument "all".
#	isdns	make ISDN devices
#
# Tapes:
#	st*	SCSI tape
#
# Disks:
#	ccd*	concatenated disk driver
#	cd*	SCSI CD-ROM
#	md*	memory pseudo-disk devices
#	raid*	RAIDframe disk driver
#	sd*	ATAPI and SCSI disks
#	vnd*	file pseudo-disks
#	wd*	IDE disks
#	fd*	PC-style floppy disks
#
# Terminals:
#	ttyC?	pccons
#	ttyE?	Workstation console ("wscons") glass-tty emulators
#	tty*	NS16550 ("com") serial ports
#
# Pseudo terminals:
#	pty*	set of 62 master and slave pseudo terminals
#	opty	first 16 ptys, to save inodes on install media
#
# Printers:
#	lpt*	PC parallel port driver ("lpt") units
#
# ISDN devices:
#	isdn		communication between userland isdnd and kernel
#	isdnctl		control device
#	isdnbchan*	raw b-channel access
#	isdntel*	telephony device
#	isdntrc*	trace device
#
# Special purpose devices:
#	clockctl clock control for non root users
#	bpf*	Berkeley packet filter devices
#	ch*	SCSI media changer
#	fd	file descriptors (/dev/fd/*)
#	ipl	IP filter
#	kbd	keyboard (provides events, for X11)
#	mouse	mouse (provides events, for X11)
#	pms*	PS/2 mouse
#	joy*	joystick device
#	random	Random number generator
#	scsibus* SCSI busses, see scsi(4), scsictl(8)
#	ss*	SCSI scanner
#	tun*	network tunnel driver
#	uk*	unknown SCSI device
#	wsmux*	wscons event multiplexor

dialin=0
dialout=524288
callunit=262144

PATH=/sbin:/usr/sbin:/bin:/usr/bin
umask 77

# Check if we have fdesc mounted
if [ -d fd ]; then
	case "`df fd`" in
	*fdesc*) nofdesc=false;;
	*) nofdesc=true;;
	esac
else
	nofdesc=true
fi

makedev()
{

for i
do
case $i in

all)
	makedev wscons std fd sd0 sd1 sd2 sd3 sd4 pty0
	makedev st0 st1 ch0 cd0 cd1 vnd0 vnd1 vnd2 vnd3
	makedev ccd0 ccd1 ccd2 ccd3 md0 md1 ss0 ss1 uk0 uk1
	makedev raid0 raid1 raid2 raid3 raid4 raid5 raid6 raid7
	makedev bpf0 bpf1 bpf2 bpf3 bpf4 bpf5 bpf6 bpf7
	makedev tun0 tun1 tun2 tun3
	makedev tty00 tty01 tty02 tty03
	makedev wskbd0 wsmouse0 lpt0 ipl wd0 wd1 wd2 wd3 fd0 fd1
	makedev ttyC0 pms0 joy0
	makedev random local
	makedev scsibus0 scsibus1 scsibus2 scsibus3
	makedev isdns
	makedev clockctl
	;;

minimal)
	makedev std
	makedev sd0 sd1 sd2 sd3 opty st0 st1 ch0 cd0 cd1
	makedev ccd0 ccd1 md0 wd0 wd1 fd0 fd1
	makedev tty00 tty01 ttyE0 ttyE1 wsmouse0 wskbd0 ttyEcfg
	makedev ttyC0
	;;

wscons)
	makedev ttyE0 ttyE1 ttyE2 ttyE3 ttyE4 ttyE5 ttyE6 ttyE7
	makedev wsmouse0 wsmouse1 wsmouse2 wsmouse3
	makedev wskbd0 wskbd1 wskbd2 wskbd3
	makedev wsmux0 wsmux1 wsmux2 wsmux3
	makedev wsmouse wskbd
	makedev ttyEcfg
	;;

wsmouse)
	rm -f wsmouse
	mknod wsmouse c 28 0
	chmod 600 wsmouse
	;;

wskbd)
	rm -f wskbd
	mknod wskbd c 28 1
	chmod 600 wskbd
	;;

wsmux*)
	unit=${i#wsmux}
	unitctl=$(($unit + 128))
	wsmux=wsmux$unit
	wsmuxctl=wsmuxctl$unit
	major=28
	rm -f $wsmux $wsmuxctl
	mknod $wsmux c $major $unit
	chmod 600 $wsmux
	mknod $wsmuxctl c $major $unitctl
	chmod 200 $wsmuxctl
	;;

isdns)
	makedev isdn isdnctl isdnbchan0 isdnbchan1 isdntel0 isdntel1 isdntrc0 isdntrc1
	;;

std)
	rm -f console drum mem kmem null zero klog
	mknod console		c 0 0
	mknod drum		c 1 0	; chmod 640 drum ; chgrp kmem drum
	mknod kmem		c 3 1	; chmod 640 kmem ; chgrp kmem kmem
	mknod mem		c 3 0	; chmod 640 mem ; chgrp kmem mem
	mknod null		c 3 2	; chmod 666 null
	mknod zero		c 3 12	; chmod 666 zero
	mknod klog		c 6 0	; chmod 600 klog
	if $nofdesc; then
		rm -f tty stdin stdout stderr
		mknod tty	c 2 0	; chmod 666 tty
		mknod stdin	c 7 0	; chmod 666 stdin
		mknod stdout	c 7 1	; chmod 666 stdout
		mknod stderr	c 7 2	; chmod 666 stderr
	fi
	;;

fd)
	if $nofdesc; then
		rm -f fd/*
		mkdir fd 2>/dev/null
		n=0
		while [ $n -lt 64 ]; do
			mknod fd/$n c 7 $n
			n=$(($n + 1))
		done
		chmod 755 fd
		chmod 666 fd/*
	fi
	;;

md*)
	unit=${i#md}; blk=8; chr=22
	rm -f md${unit}? rmd${unit}?
	mknod md${unit}a  b $blk $(($unit * 16 + 0))
	mknod md${unit}d  b $blk $(($unit * 16 + 3))
#	mknod rmd${unit}a c $chr $(($unit * 16 + 0))
#	mknod rmd${unit}d c $chr $(($unit * 16 + 3))
	chgrp operator md${unit}? #rmd${unit}?
	chmod 640 md${unit}? #rmd${unit}?
	;;

ccd*|cd*|fd*|raid*|sd*|vnd*|wd*)
	case $i in
	ccd*)	name=ccd;	unit=${i#ccd};	blk=6; chr=23;;
	cd*)	name=cd;	unit=${i#cd};	blk=3; chr=8;;
	fd*)	name=fd;	unit=${i#fd};	blk=7; chr=13;;
	raid*)	name=raid;	unit=${i#raid};	blk=9; chr=24;;
	sd*)	name=sd;	unit=${i#sd};	blk=0; chr=9;;
	vnd*)	name=vnd;	unit=${i#vnd};	blk=2; chr=11;;
	wd*)	name=wd;	unit=${i#wd};	blk=4; chr=18;;
	esac
	rm -f $name$unit? r$name$unit?
	mknod ${name}${unit}a	b $blk $(($unit * 16 + 0))
	mknod ${name}${unit}b	b $blk $(($unit * 16 + 1))
	mknod ${name}${unit}c	b $blk $(($unit * 16 + 2))
	mknod ${name}${unit}d	b $blk $(($unit * 16 + 3))
	mknod ${name}${unit}e	b $blk $(($unit * 16 + 4))
	mknod ${name}${unit}f	b $blk $(($unit * 16 + 5))
	mknod ${name}${unit}g	b $blk $(($unit * 16 + 6))
	mknod ${name}${unit}h	b $blk $(($unit * 16 + 7))
	mknod ${name}${unit}i	b $blk $(($unit * 16 + 8))
	mknod ${name}${unit}j	b $blk $(($unit * 16 + 9))
	mknod ${name}${unit}k	b $blk $(($unit * 16 + 10))
	mknod ${name}${unit}l	b $blk $(($unit * 16 + 11))
	mknod ${name}${unit}m	b $blk $(($unit * 16 + 12))
	mknod ${name}${unit}n	b $blk $(($unit * 16 + 13))
	mknod ${name}${unit}o	b $blk $(($unit * 16 + 14))
	mknod ${name}${unit}p	b $blk $(($unit * 16 + 15))
	mknod r${name}${unit}a	c $chr $(($unit * 16 + 0))
	mknod r${name}${unit}b	c $chr $(($unit * 16 + 1))
	mknod r${name}${unit}c	c $chr $(($unit * 16 + 2))
	mknod r${name}${unit}d	c $chr $(($unit * 16 + 3))
	mknod r${name}${unit}e	c $chr $(($unit * 16 + 4))
	mknod r${name}${unit}f	c $chr $(($unit * 16 + 5))
	mknod r${name}${unit}g	c $chr $(($unit * 16 + 6))
	mknod r${name}${unit}h	c $chr $(($unit * 16 + 7))
	mknod r${name}${unit}i	c $chr $(($unit * 16 + 8))
	mknod r${name}${unit}j	c $chr $(($unit * 16 + 9))
	mknod r${name}${unit}k	c $chr $(($unit * 16 + 10))
	mknod r${name}${unit}l	c $chr $(($unit * 16 + 11))
	mknod r${name}${unit}m	c $chr $(($unit * 16 + 12))
	mknod r${name}${unit}n	c $chr $(($unit * 16 + 13))
	mknod r${name}${unit}o	c $chr $(($unit * 16 + 14))
	mknod r${name}${unit}p	c $chr $(($unit * 16 + 15))
	chgrp operator ${name}${unit}[a-p] r${name}${unit}[a-p]
	chmod 640 ${name}${unit}[a-p] r${name}${unit}[a-p]
	;;

ttyEcfg)
	rm -f $i
	mknod $i c 27 255
	;;

ttyC*|ttyE*)
	case $i in
	ttyC*)	name=ttyC; unit=${i#ttyC};	chr=14;;
	ttyE*)	name=ttyE; unit=${i#ttyE};	chr=27;;
	esac
	rm -f $name$unit
	mknod $name$unit c $chr $unit
	;;

tty*)
	case $i in
	tty*)	name=tty; dname=dty; ounit=${i#tty};	chr=17;;
	esac
	ounit=$(($ounit + 0))
	if [ $ounit -lt 10 ]; then
		unit=0$ounit
	else
		unit=$ounit
	fi
	rm -f $name$unit $dname$unit
	mknod  $name$unit c $chr $(($ounit + $dialin ))
	mknod $dname$unit c $chr $(($ounit + $dialout))
	chown uucp $name$unit $dname$unit
	;;


opty)
	rm -f ttyp[0-9a-f] ptyp[0-9a-f]
	for j in 0 1 2 3 4 5 6 7 8 9 a b c d e f
	do
		case $j in
		[0-9])	jn=$j ;;
		a)	jn=10 ;;
		b)	jn=11 ;;
		c)	jn=12 ;;
		d)	jn=13 ;;
		e)	jn=14 ;;
		f)	jn=15 ;;
		esac
		mknod ttyp$j c 4 $jn
		mknod ptyp$j c 5 $jn
	done
	chmod 666 ttyp[0-9a-f] ptyp[0-9a-f]
	;;

		
pty*)
	class=${i#pty}
	name=`echo pqrstuvwxyzPQRST | dd bs=1 count=1 skip=$class 2>/dev/null`
	case $name in
	v)	echo "$0: $i: pty unit conflicts with console ttyv0 device."
		continue;;
	?)      ;;
	*)      echo "$0: $i: pty unit must be between 0 and 15"
	        continue ;;
	esac
	rm -f tty$name[0-9a-zA-Z] pty$name[0-9a-zA-Z]
	jn=0
	while [ $jn -lt 62 ]
	do
		j=`echo 0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ | dd bs=1 count=1 skip=$jn 2>/dev/null`
		skip=0
		if [ $jn -ge 16 ]; then
			skip=$(($class * 30 + 256 - 16))
		fi
		unit=$(($class * 16 + $jn + $skip))
		mknod tty$name$j c 4 $unit
		mknod pty$name$j c 5 $unit
		jn=$(($jn + 1))
	done
	chmod 666 tty$name[0-9a-zA-Z] pty$name[0-9a-zA-Z]
	;;
st*)
	case $i in
	st*) name=st;	unit=${i#st};	chr=10;	blk=5;;
	esac
	rm -f $name$unit n$name$unit e$name$unit en$name$unit \
	r$name$unit nr$name$unit er$name$unit enr$name$unit
	mknod ${name}${unit}	b $blk $(($unit * 16+ 0))
	mknod n${name}${unit}	b $blk $(($unit * 16+ 1))
	mknod e${name}${unit}	b $blk $(($unit * 16+ 2))
	mknod en${name}${unit}	b $blk $(($unit * 16+ 3))
	mknod r${name}${unit}	c $chr $(($unit * 16+ 0))
	mknod nr${name}${unit}	c $chr $(($unit * 16+ 1))
	mknod er${name}${unit}	c $chr $(($unit * 16+ 2))
	mknod enr${name}${unit} c $chr $(($unit * 16+ 3))
	chgrp operator ${name}${unit} n${name}${unit} \
		e$name$unit en$name$unit \
		r${name}${unit} nr${name}${unit} \
		er${name}${unit} enr${name}${unit}
	chmod 660 ${name}${unit} n${name}${unit} \
		e$name$unit en$name$unit \
		r${name}${unit} nr${name}${unit} \
		er${name}${unit} enr${name}${unit}
	;;

ch*|uk*)
	case $i in
	ch*) name=ch;	unit=${i#ch};	chr=36;;
	uk*) name=uk;	unit=${i#uk};	chr=32;;
	esac
	rm -f $name$unit
	mknod $name$unit	c $chr $unit
	chgrp operator $name$unit
	chmod 640 $name$unit
	;;

ss*)
	case $i in
	ss*) name=ss;	unit=${i#ss};	chr=34;;
	esac
	rm -f $name$unit n$name$unit en$name$unit
	mknod $name$unit	c $chr $(($unit * 16 + 0))
	mknod n$name$unit	c $chr $(($unit * 16 + 1))
	mknod en$name$unit	c $chr $(($unit * 16 + 3))
	chgrp operator $name$unit n$name$unit en$name$unit
	chmod 640 $name$unit n$name$unit en$name$unit
	;;

bpf*|tun*|pms*|joy*)
	case $i in
	bpf*) name=bpf;	unit=${i#bpf};	chr=12;;
	tun*) name=tun;	unit=${i#tun};	chr=25;;
	pms*) name=pms;	unit=${i#pms};	chr=15;;
	joy*) name=joy;	unit=${i#joy};	chr=26;;
	esac
	rm -f $name$unit
	mknod $name$unit	c $chr $unit
	;;

wskbd*)
	unit=${i#wskbd}
	wskbd=wskbd$unit
	rm -f $wskbd
	mknod $wskbd c 29 $unit
	chmod 600 $wskbd
	;;

wsmouse*)
	unit=${i#wsmouse}
	wsmouse=wsmouse$unit
	rm -f $wsmouse
	mknod $wsmouse c 30 $unit
	chmod 600 $wsmouse
	;;

lpt*)
	case $i in
	lpt*) name=lpt; unit=${i#lpt};	flags=0;;
	esac
	rm -f $name$unit
	mknod $name$unit c 16 $(($unit + $flags))
	;;

ipl)
	rm -f ipl ipnat ipstate ipauth
	mknod ipl c 31 0
	mknod ipnat c 31 1
	mknod ipstate c 31 2
	mknod ipauth c 31 3
	chmod 600 ipl ipnat ipstate ipauth
	;;

random)
	rm -f random urandom
	mknod random c 33 0
	mknod urandom c 33 1
	chmod 444 random
	chmod 644 urandom
	;;

scsibus*)
	unit=${i#scsibus}
	rm -f scsibus$unit
	mknod scsibus$unit c 19 $unit
	chmod 644 scsibus$unit
	;;

isdn)
	rm -f isdn
	mknod isdn c 37 0
	chmod 600 isdn
	;;

isdnctl)
	rm -f isdnctl
	mknod isdnctl c 38 0
	chmod 600 isdnctl
	;;

isdnbchan*)
	unit=${i#isdnbchan}
	rm -f isdnbchan$unit
	mknod isdnbchan$unit c 39 $unit
	chmod 600 isdnbchan$unit
	;;

isdntel*)
	unit=${i#isdntel}
	rm -f isdntel$unit
	mknod isdntel$unit c 41 $unit
	chmod 600 isdntel$unit
	;;

isdntrc*)
	unit=${i#isdntrc}
	rm -f isdntrc$unit
	mknod isdntrc$unit c 40 $unit
	chmod 600 isdntrc$unit
	;;

clockctl)
	rm -f clockctl
	mknod clockctl c 52 0
	chgrp ntpd clockctl
	chmod 660 clockctl
	;;

local)
	umask 0
	sh $0.local all
	umask 77
	;;

*)
	echo $i: unknown device
	;;

esac
done

}

makedev $*