path: root/etc/etc.pmax/MAKEDEV

#!/bin/sh -
#
#	$OpenBSD: MAKEDEV,v 1.25 1998/09/25 11:28:22 todd Exp $
#	@(#)MAKEDEV	8.1 (Berkeley) 6/9/93
#

# Device "make" file.  Valid arguments:
#	all	makes all known devices, including local devices.
#		Tries to make the ``standard'' number of each type.
#	std	standard devices
#	local	configuration specific devices
#
# Tapes:
#	tz*	SCSI tapes, DEC TK50 cartridge tape
#
# Disks:
#	rz*	SCSI disks
#	vnd*	"file" pseudo-disks
#	ccd*	concatenated disk devices
#
# Terminal ports:
#	dc*	4 channel serial interface (keyboard, mouse,modem, printer)
#	scc*	82530 serial interface
#
# Pseudo terminals:
#	pty*	set of 16 master and slave pseudo terminals
#
# Printers:
#
# Call units:
#
# Special purpose devices:
#	bpf*	Berkeley Packet Filter
#	lkm	loadable kernel modules interface
#	tun*	network tunnel driver
#	uk*	SCSI Unknown device
#	ss*	SCSI scanners
#
# Platform-specific devices:
#	NOTE: /dev/mouse should be a link to one of the fb*'s.
#	fb*	framebuffer device
#	*random	inkernal random data source

PATH=/sbin:/bin:/usr/bin:/usr/sbin
this=$0
umask 77

# default shell support functions
add ()
{
	tmp=0
	while [ "$1" ]
	do
		tmp=$(( $1 + $tmp ))
		shift
	done
	echo $tmp
}
mult ()
{
	echo "$(( $1 * $2 ))"
}
hex ()
{
	case $1 in
		[0-9]) echo -n $1;;
		10) echo -n a;;
		11) echo -n b;;
		12) echo -n c;;
		13) echo -n d;;
		14) echo -n e;;
		15) echo -n f;;
	esac
}
trunc ()
{
	# XXX pdksh can't seem to deal with locally scoped variables
	# in ${foo#$bar} expansions
	arg1="$1"
	arg2="$2"
	echo ${arg1#$arg2}
}
unt()
{
	# XXX pdksh can't seem to deal with locally scoped variables
	# in ${foo#$bar} expansions
	arg1="$1"
	tmp="${arg1#[a-z]*}"
	while [ "$tmp" != "$arg1" ]
	do
		arg1=$tmp
		tmp="${arg1#[a-z]*}"
	done
	tmp="${arg1%*[a-z]}"
	while [ "$tmp" != "$arg1" ]
	do
		arg1=$tmp
		tmp="${arg1%*[a-z]}"
	done
	echo $arg1
}

for i
do

unit=`unt $1`
[ "$unit" ] || unit=0

case $i in

all)
	sh $this std rz0 rz1 rz2 rz3 rz4 rz5 rz6 tz0 tz1
	sh $this std rz8 rz9 rz10 rz11 rz12 rz13 rz14 tz2 tz3
	sh $this pty0 vnd0 vnd1 vnd2 vnd3 ccd0 ccd1 ccd2 ccd3
#	sh $this tun0 tun1 tun2 tun3
	sh $this bpf0 bpf1 bpf2 bpf3 bpf4 bpf5 bpf6 bpf7 bpf8 bpf9
#	sh $this lkm local
	sh $this fb0 fb1 fb2
       ;;

std)
	mknod console		c 0 0
	mknod drum		c 1 0	; chmod 640 drum ; chown root.kmem drum
	mknod kmem		c 3 1	; chmod 640 kmem ; chown root.kmem kmem
	mknod mem		c 3 0	; chmod 640 mem ; chown root.kmem mem
	mknod null		c 3 2	; chmod 666 null
	mknod zero              c 3 12  ; chmod 666 zero
	mknod tty		c 2 0	; chmod 666 tty
	mknod klog		c 6 0	; chmod 600 klog
	mknod stdin		c 7 0	; chmod 666 stdin
	mknod stdout		c 7 1	; chmod 666 stdout
	mknod stderr		c 7 2	; chmod 666 stderr
	mkdir fd > /dev/null 2>&1
	n=0
	(cd fd && while [ $n -lt 64 ]; do mknod $n c 7 $n; n="$(( $n + 1 ))"; done)
	chown -R root.wheel fd
	chmod 555 fd
	chmod 666 fd/*
	;;

tz*)
	umask 0 ; unit=`expr $i : '..\(.*\)'`
	case $i in
	tz*) chr=10;;
	esac
	case $unit in
	0|1|2|3|4|5|6)
		unit0=`expr $unit \* 16`
		unit1=`expr $unit \* 16 + 1`
		unit2=`expr $unit \* 16 + 2`
		unit3=`expr $unit \* 16 + 3`
		mknod rmt$unit c $chr $unit0
		mknod nrmt$unit c $chr $unit1
		mknod rmth$unit c $chr $unit2
		mknod nrmth$unit c $chr $unit3
		chmod 666 rmt$unit nrmt$unit rmth$unit nrmth$unit
		;;
	*)
		echo bad unit for tape in: $1
		;;
	esac
	umask 77
	;;

bpf*)
	unit=`expr $i : 'bpf\(.*\)'`
	rm -f bpf$unit
	mknod bpf$unit c 12 $unit
	chmod 600 bpf$unit
	chown root.wheel bpf$unit
	;;

ipl)
	rm -f ipl ipnat ipstate ipauth
	mknod ipl c 91 0
	mknod ipnat c 91 1
	mknod ipstate c 91 2
	mknod ipauth c 91 3
	chown root.wheel ipl ipnat ipstate ipauth
	;;

#tun*)
#	unit=`expr $i : 'tun\(.*\)'`
#	rm -f tun$unit
#	mknod tun$unit c 111 $unit
#	chmod 600 tun$unit
#	chown root.wheel tun$unit
#	;;
#lkm)
#	rm -f lkm
#	mknod lkm c 112 0
#	chown root.kmem lkm
#	chmod 640 lkm
#	;;

rz*|ccd*)
	umask 2 ; unit=`expr $i : '.*[dz]\(.*\)'`
	case $i in
	rz*) name=rz; blk=21; chr=56;;
	ccd*) name=ccd; blk=24; chr=87;;
	esac
	case $unit in
	0|1|2|3|4|5|6|8|9|10|11|12|13|14)
		mknod ${name}${unit}a	b $blk `expr $unit '*' 16 + 0`
		mknod ${name}${unit}b	b $blk `expr $unit '*' 16 + 1`
		mknod ${name}${unit}c	b $blk `expr $unit '*' 16 + 2`
		mknod ${name}${unit}d	b $blk `expr $unit '*' 16 + 3`
		mknod ${name}${unit}e	b $blk `expr $unit '*' 16 + 4`
		mknod ${name}${unit}f	b $blk `expr $unit '*' 16 + 5`
		mknod ${name}${unit}g	b $blk `expr $unit '*' 16 + 6`
		mknod ${name}${unit}h	b $blk `expr $unit '*' 16 + 7`
		mknod ${name}${unit}i	b $blk `expr $unit '*' 16 + 8`
		mknod ${name}${unit}j	b $blk `expr $unit '*' 16 + 9`
		mknod ${name}${unit}k	b $blk `expr $unit '*' 16 + 10`
		mknod ${name}${unit}l	b $blk `expr $unit '*' 16 + 11`
		mknod ${name}${unit}m	b $blk `expr $unit '*' 16 + 12`
		mknod ${name}${unit}n	b $blk `expr $unit '*' 16 + 13`
		mknod ${name}${unit}o	b $blk `expr $unit '*' 16 + 14`
		mknod ${name}${unit}p	b $blk `expr $unit '*' 16 + 15`
		mknod r${name}${unit}a	c $chr `expr $unit '*' 16 + 0`
		mknod r${name}${unit}b	c $chr `expr $unit '*' 16 + 1`
		mknod r${name}${unit}c	c $chr `expr $unit '*' 16 + 2`
		mknod r${name}${unit}d	c $chr `expr $unit '*' 16 + 3`
		mknod r${name}${unit}e	c $chr `expr $unit '*' 16 + 4`
		mknod r${name}${unit}f	c $chr `expr $unit '*' 16 + 5`
		mknod r${name}${unit}g	c $chr `expr $unit '*' 16 + 6`
		mknod r${name}${unit}h	c $chr `expr $unit '*' 16 + 7`
		mknod r${name}${unit}i	c $chr `expr $unit '*' 16 + 8`
		mknod r${name}${unit}j	c $chr `expr $unit '*' 16 + 9`
		mknod r${name}${unit}k	c $chr `expr $unit '*' 16 + 10`
		mknod r${name}${unit}l	c $chr `expr $unit '*' 16 + 11`
		mknod r${name}${unit}m	c $chr `expr $unit '*' 16 + 12`
		mknod r${name}${unit}n	c $chr `expr $unit '*' 16 + 13`
		mknod r${name}${unit}o	c $chr `expr $unit '*' 16 + 14`
		mknod r${name}${unit}p	c $chr `expr $unit '*' 16 + 15`
		chown root.operator ${name}${unit}[a-p] r${name}${unit}[a-p]
		chmod 640 ${name}${unit}[a-p] r${name}${unit}[a-p]
		;;
	*)
		echo bad unit for disk in: $i
		;;
	esac
	umask 77
	;;

vnd*)
	umask 2 ; unit=`expr $i : 'vnd\(.*\)'`
	for name in vnd svnd; do
		blk=2; chr=11;
		case $name in
		vnd)	off=0;;
		svnd)	off=128;;
		esac
		rm -f $name$unit? r$name$unit?
		mknod ${name}${unit}a	b $blk `expr $unit '*' 16 + $off + 0`
		mknod ${name}${unit}b	b $blk `expr $unit '*' 16 + $off + 1`
		mknod ${name}${unit}c	b $blk `expr $unit '*' 16 + $off + 2`
		mknod ${name}${unit}d	b $blk `expr $unit '*' 16 + $off + 3`
		mknod ${name}${unit}e	b $blk `expr $unit '*' 16 + $off + 4`
		mknod ${name}${unit}f	b $blk `expr $unit '*' 16 + $off + 5`
		mknod ${name}${unit}g	b $blk `expr $unit '*' 16 + $off + 6`
		mknod ${name}${unit}h	b $blk `expr $unit '*' 16 + $off + 7`
		mknod ${name}${unit}i	b $blk `expr $unit '*' 16 + $off + 8`
		mknod ${name}${unit}j	b $blk `expr $unit '*' 16 + $off + 9`
		mknod ${name}${unit}k	b $blk `expr $unit '*' 16 + $off + 10`
		mknod ${name}${unit}l	b $blk `expr $unit '*' 16 + $off + 11`
		mknod ${name}${unit}m	b $blk `expr $unit '*' 16 + $off + 12`
		mknod ${name}${unit}n	b $blk `expr $unit '*' 16 + $off + 13`
		mknod ${name}${unit}o	b $blk `expr $unit '*' 16 + $off + 14`
		mknod ${name}${unit}p	b $blk `expr $unit '*' 16 + $off + 15`
		mknod r${name}${unit}a	c $chr `expr $unit '*' 16 + $off + 0`
		mknod r${name}${unit}b	c $chr `expr $unit '*' 16 + $off + 1`
		mknod r${name}${unit}c	c $chr `expr $unit '*' 16 + $off + 2`
		mknod r${name}${unit}d	c $chr `expr $unit '*' 16 + $off + 3`
		mknod r${name}${unit}e	c $chr `expr $unit '*' 16 + $off + 4`
		mknod r${name}${unit}f	c $chr `expr $unit '*' 16 + $off + 5`
		mknod r${name}${unit}g	c $chr `expr $unit '*' 16 + $off + 6`
		mknod r${name}${unit}h	c $chr `expr $unit '*' 16 + $off + 7`
		mknod r${name}${unit}i	c $chr `expr $unit '*' 16 + $off + 8`
		mknod r${name}${unit}j	c $chr `expr $unit '*' 16 + $off + 9`
		mknod r${name}${unit}k	c $chr `expr $unit '*' 16 + $off + 10`
		mknod r${name}${unit}l	c $chr `expr $unit '*' 16 + $off + 11`
		mknod r${name}${unit}m	c $chr `expr $unit '*' 16 + $off + 12`
		mknod r${name}${unit}n	c $chr `expr $unit '*' 16 + $off + 13`
		mknod r${name}${unit}o	c $chr `expr $unit '*' 16 + $off + 14`
		mknod r${name}${unit}p	c $chr `expr $unit '*' 16 + $off + 15`
		chown root.operator ${name}${unit}[a-p] r${name}${unit}[a-p]
		chmod 640 ${name}${unit}[a-p] r${name}${unit}[a-p]
	done
	umask 77
	;;

dc*)
	unit=`expr $i : 'dc\(.*\)'`
	case $unit in
	0)
		mknod tty00 c 16 2
		mknod tty01 c 16 3
		;;
	*)
		echo bad unit for dc in: $i
		;;
	esac
	;;

scc*)
	unit=`expr $i : 'scc\(.*\)'`
	case $unit in
	0)
		mknod tty00 c 17 0
		mknod tty01 c 17 2
		;;
	*)
		echo bad unit for scc in: $i
		;;
	esac
	;;

fb*)
	unit=`expr $i : 'fb\(.*\)'`
	mknod fb$unit c 86 $unit ; chmod 666 fb$unit
	;;

pty*)
	class=`expr $i : 'pty\(.*\)'`
	case $class in
	0) offset=0 name=p;;
	1) offset=16 name=q;;
	2) offset=32 name=r;;
	3) offset=48 name=s;;
# Note that telnetd, rlogind, and xterm (at least) only look at p-s.
	4) offset=64 name=t;;
	*) echo bad unit for pty in: $i;;
	esac
	case $class in
	0|1|2|3|4)
		umask 0
		n=0
		while [ $n -lt 16 ]
		do
			nam=$name`hex $n`
			rm -f {tty,pty}$nam
			mknod tty$nam c 4 "$(( $offset + $n ))"
			mknod pty$nam c 5 "$(( $offset + $n ))"
			n="$(( $n + 1 ))"
		done
		umask 77
		;;
	esac
	;;

random|srandom|urandom|prandom|arandom)
	rm -f random urandom srandom prandom arandom
	mknod  random c 89 0
	mknod srandom c 89 1
	mknod urandom c 89 2
	mknod prandom c 89 3
	mknod arandom c 89 4
	chown root.wheel random srandom urandom prandom arandom
	chmod 644 random srandom urandom prandom arandom
	;;

uk*)
	unit=`expr $i : 'uk\(.*\)'`
	rm -f uk$unit
	mknod uk$unit c 98 $unit
	chown root.operator uk$unit
	chmod 640 uk$unit
	;;

ss*)
	unit=`expr $i : 'ss\(.*\)'`
	rm -f ss$unit
	mknod ss$unit c 99 $unit
	chown root.operator ss$unit
	chmod 440 ss$unit
#	backwards compatibility with older PINTs
	rm -f scan$unit
	ln -s ss$unit scan$unit
	;;
xfs*)
	rm -f xfs$unit
	mknod xfs$unit c 51 $unit 
	chmod 600 xfs$unit 
	chown root.wheel xfs$unit
	;;

local)
	umask 0
	test -s MAKEDEV.local && sh $this.local
	;;

*)
	echo $i: unknown device
	;;
esac
done