usr/src/etc/etc.i386/MAKEDEV

#!/bin/sh -
#
# Copyright (c) 1991 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.
#
#       @(#)MAKEDEV     5.1 (Berkeley) 3/22/91
#

# Device "make" file.  Valid arguments:
#       std     standard devices
#       local   configuration specific devices
#
# Tapes:
#       wt*     QIC-interfaced (e.g. not SCSI) 3M cartridge tape
#
# Disks:
#       wd*     "winchester" disk drives (ST506,IDE,ESDI,RLL,...)
#       fd*     "floppy" disk drives (3 1/2", 5 1/4")
#
# Terminal ports:
#       com*    standard PC COM ports
#
# Pseudo terminals:
#       pty*    set of 16 master and slave pseudo terminals
#
# Printers:
#
# Call units:
#
# Special purpose devices:
#       flog*   kernel logging device
#

PATH=/sbin:/bin/:/usr/bin
umask 77
for i
do
case $i in

std)
        mknod console           c 0 0
        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 tty               c 1 0   ; chmod 666 tty
        mknod klog              c 7 0   ; chmod 600 klog
        mknod stdin             c 53 0  ; chmod 666 stdin
        mknod stdout            c 53 1  ; chmod 666 stdout
        mknod stderr            c 53 2  ; chmod 666 stderr
        mkdir fd > /dev/null 2>&1
        (cd fd && eval `echo "" | awk ' BEGIN { \
                for (i = 0; i < 64; i++) \
                        printf("mknod %d c 53 %d;", i, i)}'`)
        chown -R bin.bin fd
        chmod 555 fd
        chmod 666 fd/*
        ;;

wt*)
        umask 0 ; unit=`expr $i : '..\(.*\)'`
        case $i in
        wt*) blk=3; chr=10;;
        esac
        case $unit in
        0)
                four=`expr $unit + 4` ; eight=`expr $unit + 8`
                twelve=`expr $unit + 12`; twenty=`expr $unit + 20`
                #
                # block devices don't work so don't make them
                #mknod wt$unit  b $blk $unit
                #mknod wt$four  b $blk $four
                #mknod wt$eight b $blk $eight
                #mknod wt$twelve        b $blk $twelve
                #mknod nwt$unit b $blk $four ;: sanity w/pdp11 v7
                #mknod nwt$eight        b $blk $twelve ;: ditto
                #
                mknod rwt$unit  c $chr $unit
                mknod rwt$four  c $chr $four
                mknod rwt$eight c $chr $eight
                mknod rwt$twelve        c $chr $twelve
                ln rwt$four nrwt$unit ;: sanity w/pdp11 v7
                ln rwt$twelve nrwt$eight ;: ditto
                ;;
        *)
                echo bad unit for tape in: $1
                ;;
        esac
        umask 77
        ;;

fd*|wd*)
        umask 2 ; unit=`expr $i : '..\(.*\)'`
        case $i in
        fd*) name=fd; blk=2; chr=9;;
        wd*) name=wd; blk=0; chr=3;;
        esac
        case $unit in
        0|1)
                mknod ${name}${unit}a   b $blk `expr $unit '*' 8 + 0`
                mknod ${name}${unit}b   b $blk `expr $unit '*' 8 + 1`
                mknod ${name}${unit}c   b $blk `expr $unit '*' 8 + 2`
                mknod ${name}${unit}d   b $blk `expr $unit '*' 8 + 3`
                mknod ${name}${unit}e   b $blk `expr $unit '*' 8 + 4`
                mknod ${name}${unit}f   b $blk `expr $unit '*' 8 + 5`
                mknod ${name}${unit}g   b $blk `expr $unit '*' 8 + 6`
                mknod ${name}${unit}h   b $blk `expr $unit '*' 8 + 7`
                mknod r${name}${unit}a  c $chr `expr $unit '*' 8 + 0`
                mknod r${name}${unit}b  c $chr `expr $unit '*' 8 + 1`
                mknod r${name}${unit}c  c $chr `expr $unit '*' 8 + 2`
                mknod r${name}${unit}d  c $chr `expr $unit '*' 8 + 3`
                mknod r${name}${unit}e  c $chr `expr $unit '*' 8 + 4`
                mknod r${name}${unit}f  c $chr `expr $unit '*' 8 + 5`
                mknod r${name}${unit}g  c $chr `expr $unit '*' 8 + 6`
                mknod r${name}${unit}h  c $chr `expr $unit '*' 8 + 7`
                chgrp operator ${name}${unit}[a-h] r${name}${unit}[a-h]
                chmod 640 ${name}${unit}[a-h] r${name}${unit}[a-h]
                ;;
        *)
                echo bad unit for disk in: $i
                ;;
        esac
        umask 77
        ;;

com*)
        unit=`expr $i : 'dca\(.*\)'`
        case $unit in
        1)
                mknod com1 c 8 0
                ;;
        2)
                mknod com1 c 8 1
                ;;
        *)
                echo bad unit for com in: $i
                ;;
        esac
        ;;

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
                eval `echo $offset $name | awk ' { b=$1; n=$2 } END {
                        for (i = 0; i < 16; i++)
                                printf("mknod tty%s%x c 4 %d; \
                                        mknod pty%s%x c 5 %d; ", \
                                        n, i, b+i, n, i, b+i); }'`
                umask 77
                if [ $class = 1 ]; then
                        mv ttyqf ttyv0; mv ptyqf ptyv0
                fi
                ;;
        esac
        ;;

local)
        umask 0
        sh MAKEDEV.local
        ;;

esac
done