diff options
| -rw-r--r-- | README.md | 18 | ||||
| -rw-r--r-- | mdev/etc/mdev.conf | 206 | ||||
| -rwxr-xr-x | mdev/lib/dvbdev | 21 | ||||
| l--------- | mdev/lib/hddev | 1 | ||||
| -rwxr-xr-x | mdev/lib/inputdev | 50 | ||||
| -rwxr-xr-x | mdev/lib/sddev | 97 | ||||
| -rwxr-xr-x | mdev/lib/ttydev | 51 | ||||
| -rwxr-xr-x | mdev/lib/usb | 25 |
8 files changed, 469 insertions, 0 deletions
@@ -18,6 +18,14 @@ For getting nldev and mdev to work use the following instructions. % cd /bin % ln -s busybox mdev +Now copy over all the required files. + + % cd $nldevdir + % mkdir -p /lib/mdev + % mkdir -p /etc + % cp mdev/etc/mdev.conf /etc + % cp mdev/lib/* /lib/mdev + In you init scripts you will need to trigger: % run_nldev & @@ -31,3 +39,13 @@ in the kernel, don't assume interfaces to be there after startup. Always add some step to check for the devices to be there or do them per service. +## udev replacement + +Many application directly depend on libudev and so need the +overengineered backends of udev to work. Most of this (like X11) +can be avoided by having symlinks to static devices and leaving +all the automatism in one place instead of many. + +Scripts that call the udev tools directly will need to be patched, +like laptop-mode-utils. + diff --git a/mdev/etc/mdev.conf b/mdev/etc/mdev.conf new file mode 100644 index 0000000..4f8526f --- /dev/null +++ b/mdev/etc/mdev.conf @@ -0,0 +1,206 @@ +# +# mdev.conf +# + +$MODALIAS=.* root:root 660 @/bin/busybox modprobe "$MODALIAS" + +# tty +# TODO: add char/X:X +console root:tty 600 @chmod 600 $MDEV +pty.* root:tty 660 +ptmx root:tty 666 +tty root:tty 666 +tty[0-9]* root:tty 620 +vcs root:tty 660 +vcs[0-9]* root:tty 660 +vcsa root:tty 660 +vcsa[0-9]* root:tty 660 + +# serial +ttyS[0-9]* root:uucp 660 +ppox[0-9]* root:uucp 660 +ircomm[0-9]* root:uucp 660 +noz[0-9]* root:uucp 660 +rfcomm[0-9]* root:uucp 660 +mwave root:uucp 660 +hvc.* root:uucp 660 +hvsi.* root:uucp 660 + +ttyUSB[0-9]* root:uucp 660 +ttyACM[0-9]* root:uucp 660 + +ttyLTM[0-9]* root:uucp 660 +ttySHSF[0-9]* root:uucp 660 +slamr root:uucp 660 +slusb root:uucp 660 + +# virtio serial +vport.* root:root 660 + +# mem +null root:root 666 @chmod 666 $MDEV +zero root:root 666 +full root:root 666 +random root:root 666 +urandom root:root 666 +hwrandom root:root 444 +hw_random root:root 444 =hwrng +grsec root:root 660 +mem root:kmem 640 +kmem root:kmem 640 +port root:kmem 640 +nvram root:kmem 640 + +# input +mouse.* root:root 640 =input/ +mice root:root 640 =input/ +event.* root:root 640 */lib/mdev/inputdev +ts[0-9]* root:root 640 =input/ +uinput root:root 640$ =input/ +js[0-9]* root:root 644 =input/ + +# v4l +vttuner.* root:video 660 >v4l/ +video.* root:video 660 >v4l/ +vtx.* root:video 660 >v4l/ +vbi.* root:video 660 >v4l/ +winradio.* root:video 660 >v4l/ +v4l.* root:video 660 >v4l/ + +# graphics +agpgart root:video 660 +pmu root:video 660 +nvidia.* root:video 660 +nvidiactl.* root:video 660 +fb[0-9]* root:video 660 + +# dri +card[0-9]* root:video 660 =dri/ +controlD[0-9]* root:video 660 =dri/ + +# dvb +dvb.* root:video 660 */lib/mdev/dvbdev + +# usb +([0-9]+)-([0-9]+).* root:usb 665 */lib/mdev/usb + +# printer +parport[0-9]* root:lp 660 +parport_pc root:lp 660 +lp[0-9]* root:lp 660 +irlpt[0-9]* root:lp 660 + +# block devices +ram[0-9]* root:disk 660 +loop[0-9]* root:disk 660 +sd[!a-z].* root:disk 660 */lib/mdev/sddev +hd[a-z].* root:disk 660 */lib/mdev/hddev +control root:root 000 =mapper/ +md.* root:disk 660 +mtd.* root:disk 660 +ndb.* root:disk 660 +gnbd.* root:disk 660 +btibm.* root:disk 660 +dm-.* root:disk 660 +vd.* root:disk 660 +sg.* root:disk 660 + +# floppy +fd[0-9] root:floppy 660 + +# optical +sr[0-9]* root:optical 660 @ln -sf $MDEV optical +pktcdvd[0-9]* root:optical 660 =pktcdvd/ +pktcdvd root:optical 660 =pktcdvd/control + +# tape +ht[0-9]* root:tape 660 +nht[0-9]* root:tape 660 +pt[0-9]* root:tape 660 +npt[0-9]* root:tape 660 +pht[0-9]* root:tape 660 +st*[0-9]* root:tape 660 +nst*[0-9]* root:tape 660 + +# block-related +scsi.*/.* root:disk 660 ! +bdi.*/.* root:disk 660 ! + +sch[0-9]* root:disk 660 +pg[0-9]* root:disk 660 + +qft[0-9]* root:disk 660 +nqft[0-9]* root:disk 660 +zqft[0-9]* root:disk 660 +nzqft[0-9]* root:disk 660 +rawqft[0-9]* root:disk 660 +nrawqft[0-9]* root:disk 660 + +rawctl root:disk 660 =raw/ +raw[0-9]* root:disk 660 =raw/ +aoe.* root:disk 660 =etherd/ +bsg/.* root:disk 660 =bsg/ + +# audio +pcmC.* root:audio 660 =snd/ +controlC.* root:audio 660 =snd/ +midiC.* root:audio 660 =snd/ +seq root:audio 660 =snd/ +timer root:audio 660 =snd/ +hwC.* root:audio 660 =snd/ + +hpet root:audio 660 + +adsp root:audio 660 >sound/ +audio root:audio 660 >sound/ +dsp root:audio 660 >sound/ +mixer root:audio 660 >sound/ +sequencer.* root:audio 660 >sound/ + +# network +-net/.* root:root 600 @nameif +tun root:root 666 =net/ +tun[0-9]* root:root 600 =net/ +tap[0-9]* root:root 600 =net/ +rfkill root:rfkill 64 + +# cpu +cpu([0-9]+) root:root 444 =cpu/%1/cpuid +msr([0-9]+) root:root 600 =cpu/%1/msr +microcode root:root 600 =cpu/microcode + +# fuse +fuse root:root 666 @/bin/mount -t fusectl fusectl /sys/fs/fuse/connections + +# raid controllers +cciss.* root:disk 660 +ida.* root:disk 660 +rd.* root:disk 660 + +# misc +ppp root:root 000 +kvm root:kvm 660 +rtc root:root 664 +rtc[0-9]* root:root 664 @ln -sf $MDEV rtc +mmtimer root:root 644 +rflash[0-9]* root:root 400 +rrom[0-9]* root:root 400 + +auer[0-9]* root:root 660 =usb/ +sxctl root:root 660 =specialix_sxctl +rioctl root:root 660 =specialix_rioctl +iowarrior[0-9]* root:root 660 =usb/ +hiddev[0-9]* root:root 660 =usb/ +legousbtower[0-9]* root:root 660 =usb/ +dabusb[0-9]* root:root 660 =usb/ +usbdpfp[0-9]* root:root 660 =usb/ +cpad[0-9]* root:root 660 =usb/ + +# arch +sgi_.* root:root 666 +iseries/ibmsis.* root:disk 660 +iseries/nvt.* root:disk 660 +iseries/vt.* root:disk 660 +iseries/vtty.* root:uucp 660 +z90crypt root:root 666 + diff --git a/mdev/lib/dvbdev b/mdev/lib/dvbdev new file mode 100755 index 0000000..491efb9 --- /dev/null +++ b/mdev/lib/dvbdev @@ -0,0 +1,21 @@ +#!/bin/busybox ash + +# MDEV=dvb0.demux1 -> ADAPTER=dvb0 -> N=0 +ADAPTER=${MDEV%.*} +N=${ADAPTER#dvb} +# MDEV=dvb0.demux1 -> DEVB_DEV=demux1 +DVB_DEV=${MDEV#*.} + +case "$ACTION" in + add|"") + mkdir -p dvb/adapter${N} + mv ${MDEV} dvb/adapter${N}/${DVB_DEV} + ;; + remove) + rm -f dvb/adapter${N}/${DVB_DEV} + rmdir dvb/adapter${N} 2>/dev/null + rmdir dvb/ 2>/dev/null +esac + +exit 0 + diff --git a/mdev/lib/hddev b/mdev/lib/hddev new file mode 120000 index 0000000..e1b38f6 --- /dev/null +++ b/mdev/lib/hddev @@ -0,0 +1 @@ +sddev
\ No newline at end of file diff --git a/mdev/lib/inputdev b/mdev/lib/inputdev new file mode 100755 index 0000000..192dc54 --- /dev/null +++ b/mdev/lib/inputdev @@ -0,0 +1,50 @@ +#!/bin/busybox ash + +[ -n "$MDEV" ] || exit 0 +[ -n "$DEVNAME" ] || exit 0 +[ "$SUBSYSTEM" = "input" ] || exit 0 + +BPATH="input" +SPATH="/sys${DEVPATH}" + +NAME="" +if [ -e ${SPATH} ]; +then + NAME=$(cat ${SPATH}/../name) +fi + +cd $BPATH +case "$ACTION" in + add|"") + if [ ! -e "$MDEV" ]; + then + mv ../$MDEV . + fi + + case "$NAME" in + "TPPS/2 IBM TrackPoint") + ln -s $MDEV mouse + ;; + "AT Translated Set 2 keyboard") + ln -s $MDEV kbd + ;; + esac + ;; + remove) + if [ -e "$MDEV" ]; + then + rm -f $MDEV + fi + + case "$NAME" in + "TPPS/2 IBM TrackPoint") + rm -f mouse + ;; + "AT Translated Set 2 keyboard") + rm -f kbd + ;; + esac + ;; +esac + +exit 0 diff --git a/mdev/lib/sddev b/mdev/lib/sddev new file mode 100755 index 0000000..c83f38c --- /dev/null +++ b/mdev/lib/sddev @@ -0,0 +1,97 @@ +#!/bin/busybox ash + +# $MDEV +# $ACTION + +blkidstr=$(blkid $(pwd)/${MDEV}) +UUID=$(echo -n "$blkidstr" \ + | grep UUID \ + | sed -e 's,.*UUID="\([^"]*\)".*,\1,') +LABEL=$(echo -n "$blkidstr" \ + | grep LABEL \ + | sed -e 's,.*LABEL="\([^"]*\)".*,\1,') +BLOCK=$(cat /sys${DEVPATH}/dev) + +case "$ACTION" in + add|"") + if [ -n "${UUID}" ]; + then + mkdir -p disk/by-uuid + cd disk/by-uuid + [ -e "${UUID}" ] && rm -f ${UUID} + ln -s ../../${MDEV} ${UUID} + cd ../.. + fi + + if [ -n "${LABEL}" ]; + then + mkdir -p disk/by-label + cd disk/by-uuid + [ -e "${LABEL}" ] && rm -f ${LABEL} + ln -s ../../${MDEV} ${LABEL} + cd ../.. + fi + + if [ -n "${BLOCK}" ]; + then + mkdir -p block + cd block + [ -e "${BLOCK}" ] && rm -f ${BLOCK} + ln -s ../${MDEV} ${BLOCK} + cd .. + fi + ;; + remove) + [ -n "${UUID}" ] && [ -e disk/by-uuid/${UUID} ] \ + && rm -f disk/by-uuid/${UUID} + [ -n "${LABEL}" ] && [ -e disk/by-uuid/${LABEL} ] \ + && rm -f disk/by-uuid/${LABEL} + [ -n "${BLOCK}" ] && [ -e block/${BLOCK} ] \ + && rm -f block/${BLOCK} + + if [ -e disk/by-uuid ]; + then + cd disk/by-uuid + SLS=$(ls -l \ + | awk "/..\/..\/${MDEV}/ {print \$9 }") + for FILE in ${SLS}; + do + rm -f ${FILE} + done + cd ../.. + + rmdir disk/by-uuid 2>/dev/null + fi + if [ -e disk/by-label ]; + then + cd disk/by-label + SLS=$(ls -l \ + | awk "/..\/..\/${MDEV}/ {print \$9 }") + for FILE in ${SLS}; + do + rm -f ${FILE} + done + cd ../.. + + rmdir disk/by-label 2>/dev/null + fi + rmdir disk/ 2>/dev/null + + if [ -e block ]; + then + cd block + SLS=$(ls -l \ + | awk "/..\/${MDEV}/ {print \$9 }") + for FILE in ${SLS}; + do + rm -f ${FILE} + done + cd .. + + rmdir block 2>/dev/null + fi + ;; +esac + +exit 0 + diff --git a/mdev/lib/ttydev b/mdev/lib/ttydev new file mode 100755 index 0000000..a330d8f --- /dev/null +++ b/mdev/lib/ttydev @@ -0,0 +1,51 @@ +#!/bin/busybox ash + +# +# This will work, but it is a useless overhead for every tty +# that might be created. Only use it, if there is really some +# dirty compatibility with udev that won't resolve otherwise! +# You have been warned! +# + +# $MDEV +# $ACTION + +if [ "${MDEV}" = "console" ] || [ "${MDEV}" = "null" ]; +then + chmod 600 ${MDEV} +fi + +CHAR=$(cat /sys/${DEVPATH}/dev) + +case "$ACTION" in + add|"") + if [ -n "${CHAR}" ]; + then + mkdir -p char + cd char + [ -e "${CHAR}" ] && rm -f ${CHAR} + ln -s ../${MDEV} ${CHAR} + cd .. + fi + ;; + remove) + [ -e char/${CHAR} ] && rm -f char/${CHAR} + + if [ -e char ]; + then + cd char + SLS=$(ls -l \ + | awk "/..\/${MDEV}/ {print \$9 }") + for FILE in ${SLS}; + do + rm -f ${FILE} + done + cd .. + + rmdir char 2>/dev/null + fi + ;; +esac + +exit 0 + diff --git a/mdev/lib/usb b/mdev/lib/usb new file mode 100755 index 0000000..af2bee2 --- /dev/null +++ b/mdev/lib/usb @@ -0,0 +1,25 @@ +#!/bin/busybox ash + +[ -n "$MDEV" ] || exit 0 +[ -n "$DEVNAME" ] || exit 0 +[ "$SUBSYSTEM" = "usb" ] || exit 0 + +BUSPATH=$(dirname "$DEVNAME") +DEVICENAME=$(basename "$DEVNAME") + +case "$ACTION" in + add|"") + if [ ! -d "$BUSPATH" ]; then + mkdir -p "$BUSPATH" + fi + mv "$MDEV" "$BUSPATH/$DEVICENAME" + ;; + remove) + if rm -f "$BUSPATH/$DEVICENAME" 2>/dev/null + then + rmdir -p "$BUSNAME" 2>/dev/null + fi + ;; +esac + +exit 0 |