diff options
Diffstat (limited to 'yocto-poky/meta/recipes-core/udev/udev-extraconf')
6 files changed, 210 insertions, 0 deletions
diff --git a/yocto-poky/meta/recipes-core/udev/udev-extraconf/automount.rules b/yocto-poky/meta/recipes-core/udev/udev-extraconf/automount.rules new file mode 100644 index 000000000..62578ea63 --- /dev/null +++ b/yocto-poky/meta/recipes-core/udev/udev-extraconf/automount.rules @@ -0,0 +1,19 @@ +# There are a number of modifiers that are allowed to be used in some +# of the different fields. They provide the following subsitutions: +# +# %n the "kernel number" of the device. +# For example, 'sda3' has a "kernel number" of '3' +# %e the smallest number for that name which does not matches an existing node +# %k the kernel name for the device +# %M the kernel major number for the device +# %m the kernel minor number for the device +# %b the bus id for the device +# %c the string returned by the PROGRAM +# %s{filename} the content of a sysfs attribute +# %% the '%' char itself +# + +# Media automounting +SUBSYSTEM=="block", ACTION=="add" RUN+="/etc/udev/scripts/mount.sh" +SUBSYSTEM=="block", ACTION=="remove" RUN+="/etc/udev/scripts/mount.sh" +SUBSYSTEM=="block", ACTION=="change", ENV{DISK_MEDIA_CHANGE}=="1" RUN+="/etc/udev/scripts/mount.sh" diff --git a/yocto-poky/meta/recipes-core/udev/udev-extraconf/autonet.rules b/yocto-poky/meta/recipes-core/udev/udev-extraconf/autonet.rules new file mode 100644 index 000000000..19676aa13 --- /dev/null +++ b/yocto-poky/meta/recipes-core/udev/udev-extraconf/autonet.rules @@ -0,0 +1,19 @@ +# There are a number of modifiers that are allowed to be used in some +# of the different fields. They provide the following subsitutions: +# +# %n the "kernel number" of the device. +# For example, 'sda3' has a "kernel number" of '3' +# %e the smallest number for that name which does not matches an existing node +# %k the kernel name for the device +# %M the kernel major number for the device +# %m the kernel minor number for the device +# %b the bus id for the device +# %c the string returned by the PROGRAM +# %s{filename} the content of a sysfs attribute +# %% the '%' char itself +# + +# Handle network interface setup +SUBSYSTEM=="net", ACTION=="add" RUN+="/etc/udev/scripts/network.sh" +SUBSYSTEM=="net", ACTION=="remove" RUN+="/etc/udev/scripts/network.sh" + diff --git a/yocto-poky/meta/recipes-core/udev/udev-extraconf/localextra.rules b/yocto-poky/meta/recipes-core/udev/udev-extraconf/localextra.rules new file mode 100644 index 000000000..3d51d3e39 --- /dev/null +++ b/yocto-poky/meta/recipes-core/udev/udev-extraconf/localextra.rules @@ -0,0 +1,23 @@ +# There are a number of modifiers that are allowed to be used in some +# of the different fields. They provide the following subsitutions: +# +# %n the "kernel number" of the device. +# For example, 'sda3' has a "kernel number" of '3' +# %e the smallest number for that name which does not matches an existing node +# %k the kernel name for the device +# %M the kernel major number for the device +# %m the kernel minor number for the device +# %b the bus id for the device +# %c the string returned by the PROGRAM +# %s{filename} the content of a sysfs attribute +# %% the '%' char itself +# + +# The first rtc device is symlinked to /dev/rtc +KERNEL=="rtc0", SYMLINK+="rtc" + +#The first framebuffer is symlinked to /dev/fb +KERNEL=="fb0", SYMLINK+="fb" + +# Make all input devices read-write to the input group +SUBSYSTEM=="input", GROUP="input", MODE="660" diff --git a/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.blacklist b/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.blacklist new file mode 100644 index 000000000..e49349428 --- /dev/null +++ b/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.blacklist @@ -0,0 +1,5 @@ +/dev/loop +/dev/ram +/dev/mtdblock +/dev/md +/dev/dm-* diff --git a/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh b/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh new file mode 100644 index 000000000..3eea91085 --- /dev/null +++ b/yocto-poky/meta/recipes-core/udev/udev-extraconf/mount.sh @@ -0,0 +1,90 @@ +#!/bin/sh +# +# Called from udev +# +# Attempt to mount any added block devices and umount any removed devices + + +MOUNT="/bin/mount" +PMOUNT="/usr/bin/pmount" +UMOUNT="/bin/umount" +for line in `grep -v ^# /etc/udev/mount.blacklist` +do + if [ ` expr match "$DEVNAME" "$line" ` -gt 0 ]; + then + logger "udev/mount.sh" "[$DEVNAME] is blacklisted, ignoring" + exit 0 + fi +done + +automount() { + name="`basename "$DEVNAME"`" + + ! test -d "/run/media/$name" && mkdir -p "/run/media/$name" + # Silent util-linux's version of mounting auto + if [ "x`readlink $MOUNT`" = "x/bin/mount.util-linux" ] ; + then + MOUNT="$MOUNT -o silent" + fi + + # If filesystem type is vfat, change the ownership group to 'disk', and + # grant it with w/r/x permissions. + case $ID_FS_TYPE in + vfat|fat) + MOUNT="$MOUNT -o umask=007,gid=`awk -F':' '/^disk/{print $3}' /etc/group`" + ;; + # TODO + *) + ;; + esac + + if ! $MOUNT -t auto $DEVNAME "/run/media/$name" + then + #logger "mount.sh/automount" "$MOUNT -t auto $DEVNAME \"/run/media/$name\" failed!" + rm_dir "/run/media/$name" + else + logger "mount.sh/automount" "Auto-mount of [/run/media/$name] successful" + touch "/tmp/.automount-$name" + fi +} + +rm_dir() { + # We do not want to rm -r populated directories + if test "`find "$1" | wc -l | tr -d " "`" -lt 2 -a -d "$1" + then + ! test -z "$1" && rm -r "$1" + else + logger "mount.sh/automount" "Not removing non-empty directory [$1]" + fi +} + +# No ID_FS_TYPE for cdrom device, yet it should be mounted +name="`basename "$DEVNAME"`" +[ -e /sys/block/$name/device/media ] && media_type=`cat /sys/block/$name/device/media` + +if [ "$ACTION" = "add" ] && [ -n "$DEVNAME" ] && [ -n "$ID_FS_TYPE" -o "$media_type" = "cdrom" ]; then + if [ -x "$PMOUNT" ]; then + $PMOUNT $DEVNAME 2> /dev/null + elif [ -x $MOUNT ]; then + $MOUNT $DEVNAME 2> /dev/null + fi + + # If the device isn't mounted at this point, it isn't + # configured in fstab (note the root filesystem can show up as + # /dev/root in /proc/mounts, so check the device number too) + if expr $MAJOR "*" 256 + $MINOR != `stat -c %d /`; then + grep -q "^$DEVNAME " /proc/mounts || automount + fi +fi + + +if [ "$ACTION" = "remove" ] || [ "$ACTION" = "change" ] && [ -x "$UMOUNT" ] && [ -n "$DEVNAME" ]; then + for mnt in `cat /proc/mounts | grep "$DEVNAME" | cut -f 2 -d " " ` + do + $UMOUNT $mnt + done + + # Remove empty directories from auto-mounter + name="`basename "$DEVNAME"`" + test -e "/tmp/.automount-$name" && rm_dir "/run/media/$name" +fi diff --git a/yocto-poky/meta/recipes-core/udev/udev-extraconf/network.sh b/yocto-poky/meta/recipes-core/udev/udev-extraconf/network.sh new file mode 100644 index 000000000..3ee92714a --- /dev/null +++ b/yocto-poky/meta/recipes-core/udev/udev-extraconf/network.sh @@ -0,0 +1,54 @@ +#!/bin/sh + +# We get two "add" events for hostap cards due to wifi0 +echo "$INTERFACE" | grep -q wifi && exit 0 + +# udevd does clearenv(). Export shell PATH to children. +export PATH + +# Check if /etc/init.d/network has been run yet to see if we are +# called by starting /etc/rcS.d/S03udev and not by hotplugging a device +# +# At this stage, network interfaces should not be brought up +# automatically because: +# a) /etc/init.d/network has not been run yet (security issue) +# b) /var has not been populated yet so /etc/resolv,conf points to +# oblivion, making the network unusable +# + +spoofp="`grep ^spoofprotect /etc/network/options`" +if test -z "$spoofp" +then + # This is the default from /etc/init.d/network + spoofp_val=yes +else + spoofp_val=${spoofp#spoofprotect=} +fi + +test "$spoofp_val" = yes && spoofp_val=1 || spoofp_val=0 + +# I think it is safe to assume that "lo" will always be there ;) +if test "`cat /proc/sys/net/ipv4/conf/lo/rp_filter`" != "$spoofp_val" -a -n "$spoofp_val" +then + echo "$INTERFACE" >> /dev/udev_network_queue + exit 0 +fi + +# +# Code taken from pcmcia-cs:/etc/pcmcia/network +# + +# if this interface has an entry in /etc/network/interfaces, let ifupdown +# handle it +if grep -q "iface \+$INTERFACE" /etc/network/interfaces; then + case $ACTION in + add) + ifconfig | grep -q "^$INTERFACE" || ifup $INTERFACE + ;; + remove) + ifdown $INTERFACE + ;; + esac + + exit 0 +fi |