473 lines
12 KiB
Bash
Executable file
473 lines
12 KiB
Bash
Executable file
#!/bin/sh
|
|
#
|
|
# MAKEDEV 3.3 - Make special devices. Author: Kees J. Bot
|
|
# 3.4 - Rewritten to allow mtree line to be printed, Lionel A. Sambuc
|
|
# also use getopt for argument parsing
|
|
umask 077
|
|
|
|
MTREE=false
|
|
STD=false
|
|
RAMDISK=false
|
|
ECHO=
|
|
EXIT=0
|
|
|
|
# console => lp tty log
|
|
# boot => kmem mem null ram zero
|
|
RAMDISK_DEVICES="
|
|
boot
|
|
console
|
|
input
|
|
c0d0 c0d0p0 c0d0p0s0 c0d1 c0d1p0 c0d1p0s0
|
|
c0d2 c0d2p0 c0d2p0s0 c0d3 c0d3p0 c0d3p0s0
|
|
c0d4 c0d4p0 c0d4p0s0 c0d5 c0d5p0 c0d5p0s0
|
|
c0d6 c0d6p0 c0d6p0s0 c0d7 c0d7p0 c0d7p0s0
|
|
c1d0 c1d0p0 c1d0p0s0 c1d1 c1d1p0 c1d1p0s0
|
|
c1d2 c1d2p0 c1d2p0s0 c1d3 c1d3p0 c1d3p0s0
|
|
c1d4 c1d4p0 c1d4p0s0 c1d5 c1d5p0 c1d5p0s0
|
|
c1d6 c1d6p0 c1d6p0s0 c1d7 c1d7p0 c1d7p0s0
|
|
fd0 fd1 fd0p0 fd1p0
|
|
ttyc1 ttyc2 ttyc3 tty00 tty01 tty02 tty03
|
|
ttyp0 ttyp1 ttyp2 ttyp3 ttyp4 ttyp5 ttyp6 ttyp7 ttyp8 ttyp9
|
|
ttypa ttypb ttypc ttypd ttype ttypf
|
|
ttyq0 ttyq1 ttyq2 ttyq3 ttyq4 ttyq5 ttyq6 ttyq7 ttyq8 ttyq9
|
|
ttyqa ttyqb ttyqc ttyqd ttyqe ttyqf
|
|
"
|
|
|
|
#eth => ip tcp udp
|
|
STD_DEVICES="
|
|
${RAMDISK_DEVICES}
|
|
bmp085b1s77 bmp085b2s77 bmp085b3s77
|
|
eepromb1s50 eepromb1s51 eepromb1s52 eepromb1s53
|
|
eepromb1s54 eepromb1s55 eepromb1s56 eepromb1s57
|
|
eepromb2s50 eepromb2s51 eepromb2s52 eepromb2s53
|
|
eepromb2s54 eepromb2s55 eepromb2s56 eepromb2s57
|
|
eepromb3s50 eepromb3s51 eepromb3s52 eepromb3s53
|
|
eepromb3s54 eepromb3s55 eepromb3s56 eepromb3s57
|
|
eth fb0 fbd filter hello
|
|
i2c-1 i2c-2 i2c-3
|
|
klog random
|
|
sht21b1s40 sht21b2s40 sht21b3s40
|
|
tsl2550b1s39 tsl2550b2s39 tsl2550b3s39
|
|
uds
|
|
vnd0 vnd0p0 vnd0p0s0 vnd1 vnd1p0 vnd1p0s0
|
|
vnd2 vnd3 vnd4 vnd5 vnd6 vnd7
|
|
"
|
|
|
|
#makedev ${dev} $type ${major} ${minor} ${uname} ${gname} ${permissions} [link_target]
|
|
#When called for a link, major and minor are ignored
|
|
makedev()
|
|
{
|
|
# Check that all the arguments are there, we trust the caller to put
|
|
# values which make sens.
|
|
[ $# -eq 7 ] || [ $# -eq 8 ] || return 1;
|
|
|
|
local _dev=$1
|
|
local __type=$2
|
|
local _major=$3
|
|
local _minor=$4
|
|
local _uname=$5
|
|
local _gname=$6
|
|
local _mode=$7
|
|
|
|
case ${__type} in
|
|
b)_type=block;;
|
|
c) _type=char;;
|
|
l) _type=link; _target=$8;;
|
|
*) return 2;;
|
|
esac
|
|
|
|
if [ ${MTREE} = "yes" ]
|
|
then
|
|
if [ ${_type} = "link" ]
|
|
then
|
|
echo ./dev/${_dev} type=${_type} \
|
|
uname=${_uname} gname=${_gname} mode=${_mode} \
|
|
link=${_target}
|
|
else
|
|
echo ./dev/${_dev} type=${_type} \
|
|
uname=${_uname} gname=${_gname} mode=${_mode} \
|
|
device=native,${_major},${_minor}
|
|
fi
|
|
else
|
|
if [ ${_type} = "link" ]
|
|
then
|
|
${ECHO} ln -f ${_target} ${_dev}
|
|
else
|
|
${ECHO} mknod ${_dev} ${__type} ${_major} ${_minor}
|
|
${ECHO} chmod ${_mode} ${_dev}
|
|
${ECHO} chown ${_uname}:${_gname} ${_dev}
|
|
fi
|
|
fi
|
|
}
|
|
|
|
# no_return usage()
|
|
usage()
|
|
{
|
|
cat >&2 <<EOF
|
|
Usage: $0 [-n|-m] [-s|-r] key ...
|
|
-n: print the commands instead of executing them
|
|
-m: print mtree(8) line
|
|
-s: standard set of devices
|
|
-r: reduced for ramdisk set of devices
|
|
|
|
Where key is one of the following:
|
|
ram mem kmem null boot zero # One of these makes all these memory devices
|
|
fb0 # Make /dev/fb0
|
|
i2c-1 i2c-2 i2c-3 # Make /dev/i2c-[1-3]
|
|
tsl2550b{1,3}s39 # TSL2550 Ambient Light Sensors
|
|
sht21b{1,3}s40 # SHT21 Relative Humidity and Temperature Sensors
|
|
bmp085b{1,3}s77 # BMP085 Pressure and Temperature Sensors
|
|
fd0 fd1 ... # Floppy devices for drive 0, 1, ...
|
|
fd0p0 fd1p0 ... # Make floppy partitions fd0p[0-3], fd1p[0-3], ...
|
|
c0d0 c0d1 ... # Make disks c0d0, c0d1, ...
|
|
c0d0p0 c0d1p0 ... # Make partitions c0d0p[0-3], c0d1p[0-3], ...
|
|
c0d0p0s0 c0d1p0s0 ... # Subparts c0d0p[0-3]s[0-3], c0d1p[0-3]s[0-3], ...
|
|
c1d0(p0)(s0) # Likewise for controller 1
|
|
c0t0 c0t1 c1t0 ... # Make tape devices c0t0, c0t0n, c0t1, ...
|
|
console lp tty log # One of these makes all four
|
|
ttyc1 ... ttyc7 # Virtual consoles
|
|
tty00 ... tty03 # Make serial lines
|
|
ttyp0 ... ttyq0 ... # Make tty, pty pairs
|
|
eth ip tcp udp # One of these makes some TCP/IP devices
|
|
audio mixer # Make audio devices
|
|
klog # Make /dev/klog
|
|
random # Make /dev/random, /dev/urandom
|
|
uds # Make /dev/uds
|
|
filter # Make /dev/filter
|
|
fbd # Make /dev/fbd
|
|
hello # Make /dev/hello
|
|
video # Make /dev/video
|
|
vnd0 vnd0p0 vnd0p0s0 .. # Make vnode disks /dev/vnd[0-7] and (sub)partitions
|
|
input # Make /dev/kbdmux, /dev/kbd[0-3], idem /dev/mouse~
|
|
EOF
|
|
exit 1
|
|
}
|
|
|
|
# Parse options
|
|
while getopts "nmrs" arg
|
|
do
|
|
case "$arg" in
|
|
n)
|
|
ECHO=echo
|
|
;;
|
|
m)
|
|
MTREE=yes
|
|
;;
|
|
r)
|
|
RAMDISK=yes
|
|
;;
|
|
s)
|
|
STD=yes
|
|
;;
|
|
h|\?)
|
|
usage
|
|
;;
|
|
esac
|
|
done
|
|
|
|
if [ ${STD} = "yes" ]
|
|
then
|
|
DEVICES=${STD_DEVICES}
|
|
elif [ ${RAMDISK} = "yes" ]
|
|
then
|
|
DEVICES=${RAMDISK_DEVICES}
|
|
else
|
|
while [ $OPTIND -gt 1 ]
|
|
do
|
|
shift
|
|
OPTIND=$((${OPTIND} - 1))
|
|
done
|
|
while [ ! -z "$1" ]
|
|
do
|
|
DEVICES="${DEVICES} $1"
|
|
shift
|
|
done
|
|
fi
|
|
|
|
for dev in ${DEVICES}
|
|
do
|
|
# Reset the defaults
|
|
uname=root
|
|
gname=operator
|
|
permissions=600
|
|
|
|
case ${dev} in
|
|
c0*) major=3 ;;
|
|
c1*) major=8 ;;
|
|
c2*) major=10 ;;
|
|
c3*) major=12 ;;
|
|
vnd*) # Whole vnode disk devices.
|
|
disk=`expr ${dev} : '...\\(.\\)'`
|
|
major=`expr ${disk} + 56`
|
|
;;
|
|
esac
|
|
|
|
# The following is lexicographicaly ordered
|
|
case ${dev} in
|
|
audio|mixer)
|
|
# Audio devices.
|
|
makedev audio c 13 0 ${uname} ${gname} 666
|
|
makedev mixer c 13 1 ${uname} ${gname} 666
|
|
;;
|
|
bmp085b[1-3]s77)
|
|
# Weather Cape: temperature & pressure sensor
|
|
bus=`expr ${dev} : 'bmp085b\\(.*\\)s77'` #bus number
|
|
major=`expr ${bus} + 52`
|
|
|
|
makedev bmp085b${bus}s77 c ${major} 0 ${uname} ${gname} 444
|
|
;;
|
|
c[0-3]d[0-7])
|
|
# Whole disk devices.
|
|
disk=`expr ${dev} : '...\\(.\\)'`
|
|
minor=`expr ${disk} '*' 5`
|
|
|
|
makedev ${dev} b ${major} ${minor} ${uname} ${gname} ${permissions}
|
|
;;
|
|
c[0-3]d[0-7]p[0-3])
|
|
# Disk primary partitions.
|
|
prefix=`expr ${dev} : '\\(.*\\).'`
|
|
disk=`expr ${dev} : '...\\(.\\)'`
|
|
|
|
for p in 0 1 2 3
|
|
do
|
|
minor=`expr ${disk} '*' 5 + 1 + ${p}`
|
|
makedev ${prefix}${p} b ${major} ${minor} \
|
|
${uname} ${gname} ${permissions}
|
|
done
|
|
;;
|
|
c[0-3]d[0-7]p[0-3]s[0-3])
|
|
# Disk subpartition.
|
|
prefix=`expr ${dev} : '\\(.*\\)...'`
|
|
disk=`expr ${dev} : '...\\(.\\)'`
|
|
|
|
for p in 0 1 2 3
|
|
do
|
|
for s in 0 1 2 3
|
|
do
|
|
minor=`expr 128 + ${disk} '*' 16 + ${p} '*' 4 + ${s}`
|
|
makedev ${prefix}${p}s${s} b ${major} ${minor} \
|
|
${uname} ${gname} ${permissions}
|
|
done
|
|
done
|
|
;;
|
|
c[0-3]t[0-7]|c[0-3]t[0-7]n)
|
|
# Tape devices.
|
|
prefix=`expr ${dev} : '\\(....\\)'`
|
|
tape=`expr ${dev} : '...\\(.\\)'`
|
|
minor=`expr 64 + ${tape} '*' 2`
|
|
|
|
makedev ${prefix}n c ${major} ${minor} ${uname} ${gname} 660
|
|
makedev ${prefix} c ${major} `expr ${minor} + 1` ${uname} ${gname} 660
|
|
;;
|
|
console|lp|tty|log|video)
|
|
# Console, line printer, anonymous tty, diagnostics device, video.
|
|
makedev console c 4 0 ${uname} tty ${permissions}
|
|
makedev tty c 5 0 ${uname} ${gname} 666
|
|
makedev lp c 6 0 daemon daemon 200
|
|
makedev log c 4 15 ${uname} ${gname} 222
|
|
makedev video c 4 125 ${uname} ${gname} ${permissions}
|
|
;;
|
|
eepromb[1-3]s5[0-7])
|
|
# cat24c256 driver
|
|
bus=`expr ${dev} : 'eepromb\\(.*\\)s'`
|
|
# configurable part of slave addr
|
|
slave_low=`expr ${dev} : 'eepromb.s5\\(.*\\)'`
|
|
major=`expr ${bus} '*' 8 + ${slave_low} + 17`
|
|
|
|
makedev eepromb${bus}s5${slave_low} b ${major} 0 ${uname} ${gname} ${permissions}
|
|
;;
|
|
eth|ip|tcp|udp|eth0|ip0|tcp0|udp0)
|
|
# TCP/IP devices.
|
|
makedev ipstat c 7 0 ${uname} ${gname} 666
|
|
makedev eth0 c 7 1 ${uname} ${gname} ${permissions}
|
|
makedev ip0 c 7 2 ${uname} ${gname} ${permissions}
|
|
makedev tcp0 c 7 3 ${uname} ${gname} 666
|
|
makedev udp0 c 7 4 ${uname} ${gname} 666
|
|
|
|
# Default interface
|
|
makedev eth c 7 1 ${uname} ${gname} ${permissions}
|
|
makedev ip c 7 2 ${uname} ${gname} ${permissions}
|
|
makedev tcp c 7 3 ${uname} ${gname} 666
|
|
makedev udp c 7 4 ${uname} ${gname} 666
|
|
;;
|
|
fb0)
|
|
# Framebuffer driver
|
|
makedev ${dev} c 19 0 ${uname} ${gname} 644
|
|
;;
|
|
fbd)
|
|
# Faulty block device driver
|
|
makedev ${dev} b 14 0 ${uname} ${gname} ${permissions}
|
|
;;
|
|
fd[0-3])
|
|
# Floppy disk drive N has minor N.
|
|
minor=`expr ${dev} : '..\\(.\\)'`
|
|
|
|
makedev ${dev} b 2 ${minor} ${uname} ${gname} 666
|
|
;;
|
|
fd[0-3]p[0-3])
|
|
# Floppy disk partitions.
|
|
prefix=`expr ${dev} : '\\(.*\\).'`
|
|
drive=`expr ${dev} : '..\\(.\\)'`
|
|
|
|
for p in 0 1 2 3
|
|
do
|
|
minor=`expr 112 + ${drive} + ${p} '*' 4`
|
|
makedev ${prefix}${p} b 2 ${minor} \
|
|
${uname} ${gname} 666
|
|
done
|
|
;;
|
|
filter)
|
|
# Filter driver
|
|
makedev ${dev} b 11 0 ${uname} ${gname} ${permissions}
|
|
;;
|
|
hello)
|
|
# Hello driver
|
|
makedev ${dev} c 17 0 ${uname} ${gname} 644
|
|
;;
|
|
i2c-[1-3])
|
|
# i2c driver
|
|
bus=`expr ${dev} : '....\\(.*\\)'` # bus number
|
|
# least significant digit of major
|
|
major_low=`expr ${dev} : '....\\(.*\\)'`
|
|
major_low=`expr ${major_low} - 1`
|
|
|
|
makedev "i2c-${bus}" c 2${major_low} 0 ${uname} ${gname} ${permissions}
|
|
;;
|
|
input)
|
|
# Input server
|
|
makedev kbdmux c 64 0 ${uname} ${gname} ${permissions}
|
|
makedev mousemux c 64 64 ${uname} ${gname} ${permissions}
|
|
|
|
for n in 0 1 2 3
|
|
do
|
|
minor_keyboard=`expr ${n} + 1`
|
|
minor_mouse=`expr ${n} + 65`
|
|
|
|
makedev kbd${n} c 64 ${minor_keyboard} ${uname} ${gname} ${permissions}
|
|
makedev mouse${n} c 64 ${minor_mouse} ${uname} ${gname} ${permissions}
|
|
done
|
|
;;
|
|
klog)
|
|
# Logging device.
|
|
makedev ${dev} c 15 0 ${uname} ${gname} ${permissions}
|
|
;;
|
|
pc[0-3]|at[0-3]|qd[0-3]|ps[0-3]|pat[0-3]|qh[0-3]|PS[0-3])
|
|
# Obsolete density locked floppy disk drive n.
|
|
drive=`expr ${dev} : '.*\\(.\\)'`
|
|
minor=${drive}
|
|
|
|
for prefix in pc at qd ps pat qh PS
|
|
do
|
|
makedev ${prefix}${drive} b 2 ${minor} \
|
|
${uname} ${gname} 666
|
|
minor=`expr ${minor} + 4`
|
|
done
|
|
;;
|
|
ram|mem|kmem|null|boot|zero|imgrd)
|
|
# Memory devices.
|
|
makedev ram b 1 0 ${uname} kmem ${permissions}
|
|
makedev mem c 1 1 ${uname} kmem 640
|
|
makedev kmem c 1 2 ${uname} kmem 640
|
|
makedev null c 1 3 ${uname} kmem 666
|
|
makedev boot b 1 4 ${uname} kmem ${permissions}
|
|
makedev zero c 1 5 ${uname} kmem 644
|
|
makedev imgrd b 1 6 ${uname} kmem ${permissions}
|
|
|
|
for n in 0 1 2 3 4 5
|
|
do
|
|
minor=`expr ${n} + 7`
|
|
|
|
makedev ram${n} b 1 ${minor} ${uname} kmem ${permissions}
|
|
done
|
|
;;
|
|
random|urandom)
|
|
# Random data generator.
|
|
makedev random c 16 0 ${uname} ${gname} 644
|
|
makedev urandom c 16 0 ${uname} ${gname} 644
|
|
;;
|
|
sht21b[1-3]s40)
|
|
# Weather Cape: relative humidity & temperature sensor
|
|
bus=`expr ${dev} : 'sht21b\\(.*\\)s40'`
|
|
major=`expr ${bus} + 49`
|
|
|
|
makedev sht21b${bus}s40 c ${major} 0 ${uname} ${gname} 444
|
|
;;
|
|
tsl2550b[1-3]s39)
|
|
# Weather Cape: ambient light sensor
|
|
bus=`expr ${dev} : 'tsl2550b\\(.*\\)s39'`
|
|
major=`expr ${bus} + 46`
|
|
|
|
makedev tsl2550b${bus}s39 c ${major} 0 ${uname} ${gname} 444
|
|
;;
|
|
tty0[0-3])
|
|
# Serial lines.
|
|
line=`expr ${dev} : '.*\\(.\\)'`
|
|
minor=`expr ${line} + 16`
|
|
|
|
makedev ${dev} c 4 ${minor} ${uname} tty 666
|
|
;;
|
|
tty[p-s][0-9a-f]|pty[p-s][0-9a-f])
|
|
# Pseudo ttys.
|
|
dev=`expr ${dev} : '...\\(..\\)'`
|
|
group=`expr ${dev} : '\\(.\\)'`
|
|
group=`echo ${group} | tr 'pqrs' '0123'`
|
|
pty=`expr ${dev} : '.\\(.\\)'`
|
|
case ${pty} in
|
|
[a-f]) pty=1`/bin/echo ${pty} | tr 'abcdef' '012345'`
|
|
esac
|
|
minor_tty=`expr ${group} '*' 16 + ${pty} + 128`
|
|
minor_pty=`expr ${group} '*' 16 + ${pty} + 192`
|
|
|
|
makedev tty${dev} c 4 ${minor_tty} ${uname} tty 666
|
|
makedev pty${dev} c 4 ${minor_pty} ${uname} tty 666
|
|
;;
|
|
ttyc[1-7])
|
|
# Virtual consoles.
|
|
minor=`expr ${dev} : '....\\(.*\\)'`
|
|
|
|
makedev ${dev} c 4 ${minor} ${uname} tty ${permissions}
|
|
;;
|
|
uds)
|
|
# Unix domain sockets device
|
|
makedev ${dev} c 18 0 ${uname} ${gname} 666
|
|
;;
|
|
vnd[0-7])
|
|
# Whole vnode disk devices.
|
|
makedev ${dev} b ${major} 0 ${uname} ${gname} ${permissions}
|
|
;;
|
|
vnd[0-7]p[0-3])
|
|
# Vnode disk primary partitions.
|
|
prefix=`expr ${dev} : '\\(.*\\).'`
|
|
disk=`expr ${dev} : '...\\(.\\)'`
|
|
|
|
for p in 0 1 2 3
|
|
do
|
|
minor=`expr 1 + ${p}`
|
|
|
|
makedev ${prefix}${p} b ${major} ${minor} \
|
|
${uname} ${gname} ${permissions}
|
|
done
|
|
;;
|
|
vnd[0-7]p[0-3]s[0-3])
|
|
# Vnode disk subpartition.
|
|
prefix=`expr ${dev} : '\\(.*\\)...'`
|
|
disk=`expr ${dev} : '...\\(.\\)'`
|
|
|
|
for p in 0 1 2 3
|
|
do
|
|
for s in 0 1 2 3
|
|
do
|
|
minor=`expr 128 + ${p} '*' 4 + ${s}`
|
|
|
|
makedev ${prefix}${p}s${s} b ${major} ${minor} \
|
|
${uname} ${gname} ${permissions}
|
|
done
|
|
done
|
|
;;
|
|
*)
|
|
echo "$0: don't know about ${dev}" >&2
|
|
EXIT=1
|
|
esac
|
|
done
|
|
|
|
exit $EXIT
|