NetBSD/etc/etc.mmeye/MAKEDEV

#!/bin/sh -
#
#	$NetBSD: MAKEDEV,v 1.36 2003/10/03 14:35:38 dsl Exp $
#
# Copyright (c) 1990 The Regents of the University of California.
# All rights reserved.
#
# Written and contributed by W. Jolitz 12/90
#
# Redistribution and use in source and binary forms are permitted provided
# that: (1) source distributions retain this entire copyright notice and
# comment, and (2) distributions including binaries display the following
# acknowledgement:  ``This product includes software developed by the
# University of California, Berkeley and its contributors'' in the
# documentation or other materials provided with the distribution and in
# all advertising materials mentioning features or use of this software.
# 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#
#	@(#)MAKEDEV	5.2 (Berkeley) 6/22/90
#
###########################################################################
#
#   PLEASE RUN "cd ../share/man/man8 ; make makedevs"
#   AFTER CHANGING THIS FILE, AND COMMIT THE UPDATED MANPAGE!
#
###########################################################################
#
# Device "make" file.  Valid arguments:
#	all	makes all known devices, including local devices.
#		Tries to make the 'standard' number of each type.
#	init	A set of devices that is used for MFS /dev by init.
#		May be equal to "all".
#	floppy	devices to be put on install floppies
#	ramdisk	devices to be put into INSTALL kernel ramdisks.
#	std	standard devices
#	local	configuration specific devices
#
# Tapes:
#	wt*	QIC-interfaced (e.g. not SCSI) 3M cartridge tape
#	st*	SCSI tapes
#
# Disks:
#	wd*	"winchester" disk drives (ST506,IDE,ESDI,RLL,...)
#	fd*	"floppy" disk drives (3 1/2", 5 1/4")
#	sd*	SCSI disks
#	cd*	SCSI CD-ROM
#	mcd*	Mitsumi CD-ROM
#	vnd*	"file" pseudo-disks
#	md*	memory pseudo-disks
#	ccd*	concatenated disk devices
#	cgd*	cryptographic disk devices
#	raid*	RAIDframe disk devices
#
# Terminal ports:
#	com*	standard PC COM ports			(XXX)
#	tty*	alias for PC COM ports, this is what the system really wants
#
# Pseudo terminals:
#	pty*	set of 62 master and slave pseudo terminals
#	opty	first 16 ptys, to save inodes on install media
#
# Printers:
#	lpt*	stock lp
#	lpa*	interruptless lp
#
# Special purpose devices:
#	clockctl clock control for non root users
#	fd	file descriptors
#	bpf*	packet filter
#	ipl	IP Filter
#	pf	PF packet filter
#	crypto	hardware crypto access driver
#	random	Random number generator
#	speaker	PC speaker				(XXX - installed)
#	lkm	loadable kernel modules interface
#	audio	audio device
#	tun*	network tunnel driver
#	joy*	joystick device
#	satlink* PlanetConnect satellite receiver driver
#	scsibus* SCSI busses, see scsi(4), scsictl(8)
#	ss*	SCSI scanner
#	uk*	unknown SCSI device
#	ch*	SCSI media changer
#	cfs*	Coda file system device
#	systrace syscall tracer
#

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

init|all)
	makedev std fd wt0 fd0 fd1 wd0 wd1 wd2 wd3 sd0 sd1 sd2 sd3 sd4
	makedev tty0 tty1 pty0
	makedev raid0 raid1 raid2 raid3 raid4 raid5 raid6 raid7
	makedev st0 st1 ch0 cd0 cd1 mcd0 vnd0 vnd1 lpa0 lpa1 lpa2
	makedev lpt0 lpt1 lpt2 bpf0 bpf1 bpf2 bpf3 tun0 tun1 ipl pf crypto
	makedev ccd0 ccd1 ccd2 ccd3 md0 ss0 ch0 uk0 uk1 random
	makedev cgd0 cgd1 cgd2 cgd3
	makedev speaker lkm audio joy0 joy1 local satlink0
	makedev scsibus0 scsibus1
	makedev clockctl
	makedev systrace
	;;

floppy)
	makedev std wt0 fd0 fd1 wd0 wd1 sd0 sd1 sd2 tty0 tty1
	makedev st0 st1 cd0 cd1 mcd0 opty
	;;

ramdisk)
	makedev floppy md0
	;;

std)
	rm -f console constty drum mem kmem null zero io klog ksyms
	mknod console		c 0 0
	mknod constty		c 0 1
	mknod drum		c 4 0	; chmod 640 drum ; chgrp kmem drum
	mknod kmem		c 2 1	; chmod 640 kmem ; chgrp kmem kmem
	mknod mem		c 2 0	; chmod 640 mem	; chgrp kmem mem
	mknod null		c 2 2	; chmod 666 null
	mknod zero		c 2 12	; chmod 666 zero
	mknod klog		c 7 0	; chmod 600 klog
	mknod ksyms		c 55 0	; chmod 444 ksyms
	if $nofdesc; then
		rm -f tty stdin stdout stderr
		mknod tty	c 1 0	; chmod 666 tty
		mknod stdin	c 22 0	; chmod 666 stdin
		mknod stdout	c 22 1	; chmod 666 stdout
		mknod stderr	c 22 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 22 $n
			n=$(($n + 1))
		done
		chmod 755 fd
		chmod 666 fd/*
	fi
	;;

wt*)
	case $i in
	wt*) name=wt;  unit=${i#wt};	chr=10;	blk=3;;
	esac
	for sub in $unit $(($unit+8)) $(($unit+16))
	do
	    rm -f $name$sub n$name$sub r$name$sub nr$name$sub
	    mknod $name$sub	b $blk $(($sub + 0))
	    mknod n$name$sub	b $blk $(($sub + 4))
	    mknod r$name$sub	c $chr $(($sub + 0))
	    mknod nr$name$sub	c $chr $(($sub + 4))
	    chgrp operator $name$sub n$name$sub r$name$sub nr$name$sub
	    chmod 660 $name$sub n$name$sub r$name$sub nr$name$sub
	done
	;;

md*)
	unit=${i#md};	chr=24;	blk=17
	rm -f md${unit}? rmd${unit}?
	mknod md${unit}a  b $blk $(($unit * 8 + 0))
	mknod md${unit}c  b $blk $(($unit * 8 + 2))
#	mknod rmd${unit}a c $chr $(($unit * 8 + 0))
#	mknod rmd${unit}c c $chr $(($unit * 8 + 2))
	chgrp operator md${unit}? #rmd${unit}?
	chmod 640 md${unit}? #rmd${unit}?
	;;

ss*)
	case $i in
	ss*) name=ss;	unit=${i#ss};	chr=19;;
	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
	;;

ccd*|cgd*|fd*|sd*|vnd*|wd*|raid*)
	case $i in
	ccd*) name=ccd;	unit=${i#ccd};	blk=16;	chr=18;;
	cgd*) name=cgd;	unit=${i#cgd};	blk=19;	chr=54;;
	fd*) name=fd;	unit=${i#fd};	blk=2;	chr=9;;
	raid*) name=raid; unit=${i#raid}; blk=18; chr=49;;
	sd*) name=sd;	unit=${i#sd};	blk=4;	chr=13;;
	vnd*) name=vnd;	unit=${i#vnd};	blk=14;	chr=41;;
	wd*) name=wd;	unit=${i#wd};	blk=0;	chr=3;;
	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? r$name$unit?
	chmod 640 $name$unit? r$name$unit?
	;;

com*|tty*)					# (XXX -- com should die)
	unit=${i#???}
	rm -f com$unit tty0$unit
	mknod tty0$unit c 8 $unit
	chown uucp tty0$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 5 $jn
		mknod ptyp$j c 6 $jn
	done
	chmod 666 ttyp[0-9a-f] ptyp[0-9a-f]
	;;

pty*)
	class=${i#pty}
	set -- p q r s t u v w x y z P Q R S T
	if [ "$class" -ge $# ]; then
		echo "$MAKEDEV: $i: pty unit must be between 0 and 15"
		continue
	fi
	shift $class
	name=$1
	if [ "$name" = v ]; then
		echo "$MAKEDEV: $i: pty unit conflicts with console ttyv0 device."
		continue
	fi
	rm -f tty$name[0-9a-zA-Z] pty$name[0-9a-zA-Z]
	jn=0
	unit=$(($class * 16))
	names=
	set -- - 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 w x y z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
	while
		shift
		j=$1
		[ -n "$j" ]
	do
		if [ $j = g ]; then
			unit=$(($unit + $class * 30 + 256 - 16))
		fi
		mknod tty$name$j c 5 $unit
		mknod pty$name$j c 6 $unit
		names="$names tty$name$j pty$name$j"
		unit=$(($unit + 1))
	done
	chmod 666 $names
	unset names
	;;

st*)
	case $i in
	st*) name=st;	unit=${i#st};	chr=14;	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=17;;
	uk*) name=uk;	unit=${i#uk};	chr=20;;
	esac
	rm -f $name$unit
	mknod $name$unit	c $chr $unit
	chgrp operator $name$unit
	chmod 640 $name$unit
	;;

cd*|mcd*)
	case $i in
	cd*) name=cd;	unit=${i#cd};	chr=15;	blk=6;;
	mcd*) name=mcd;	unit=${i#mcd};	chr=39;	blk=7;;
	esac
	rm -f $name$unit? r$name$unit?
	mknod ${name}${unit}a	b $blk $(($unit * 8 + 0))
	mknod ${name}${unit}c	b $blk $(($unit * 8 + 2))
	mknod r${name}${unit}a	c $chr $(($unit * 8 + 0))
	mknod r${name}${unit}c	c $chr $(($unit * 8 + 2))
	chgrp operator $name$unit? r$name$unit?
	chmod 640 $name$unit? r$name$unit?
	;;

lpt*|lpa*)
	case $i in
	lpt*) name=lpt;	unit=${i#lpt};	chr=16;	flags=0;;
	lpa*) name=lpa;	unit=${i#lpa};	chr=16;	flags=128;;
	esac
	rm -f $name$unit
	mknod $name$unit	c $chr $(($unit + $flags))
	;;

bpf*|tun*|joy*)
	case $i in
	bpf*) name=bpf;	unit=${i#bpf};	chr=23;;
	tun*) name=tun;	unit=${i#tun};	chr=40;;
	joy*) name=joy;	unit=${i#joy};	chr=26;;
	esac
	rm -f $name$unit
	mknod $name$unit	c $chr $unit
	;;

ipl)
	rm -f ipl ipnat ipstate ipauth
	mknod ipl c 44 0
	mknod ipnat c 44 1
	mknod ipstate c 44 2
	mknod ipauth c 44 3
	chmod 600 ipl ipnat ipstate ipauth
	;;

pf)
	rm -f pf
	mknod pf c 56 0
	chmod 600 pf
	;;

crypto)
	rm -f crypto
	mknod crypto c 57 0
	chmod 666 crypto
	;;

speaker)					# (XXX - installed)
	rm -f speaker
	mknod speaker c 27 0
	;;

lkm)
	rm -f lkm
	mknod lkm c 28 0
	chgrp kmem lkm
	chmod 640 lkm
	;;

audio*)
	unit=${i#audio}
	audio=audio$unit
	sound=sound$unit
	mixer=mixer$unit
	major=42
	audioctl=audioctl$unit
	if [ "$unit" = "" ]; then unit=0; fi
	rm -f $audio $sound $mixer $audioctl
	mknod $sound    c $major $(($unit + 0))
	mknod $audio    c $major $(($unit + 128))
	mknod $mixer    c $major $(($unit + 16))
	mknod $audioctl c $major $(($unit + 192))
	chmod 666 $audio $sound $mixer $audioctl
	;;

satlink*)
	unit=${i#satlink}
	rm -f satlink$unit
	mknod satlink$unit c 45 $unit
	chmod 444 satlink$unit
	;;

random)
	rm -f random urandom
	mknod random c 46 0
	mknod urandom c 46 1
	chmod 444 random
	chmod 644 urandom
	;;

cfs*)
	unit=${i#cfs}
	cfs=cfs$unit
	major=47
	rm -f $cfs
	mknod $cfs c $major $unit
	chmod 600 $cfs
	;;

scsibus*)
	unit=${i#scsibus}
	rm -f scsibus$unit
	mknod scsibus$unit c 48 $unit
	chmod 644 scsibus$unit
	;;

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

systrace)
	rm -f systrace
	mknod systrace c 53 0
	chmod 644 systrace
	;;

local)
	if [ -f "$0.local" ]; then
		umask 0
		sh $0.local all
		umask 77
	fi
	;;

*)
	echo $i: unknown device
	;;

esac
done

}

makedev $*