# /usr/etc/rc - continued system initialization. RANDOM_FILE=/usr/adm/random.dat LOCAL_FILE=/usr/etc/rc.local ARCH="`sysenv arch`" if [ ! "$ARCH" ] then # Older kernels do not provide an arch sysenv variable. # We assume we are on x86 then, as existing systems with # kernel and userland (i.e. this script) unsynchronized # will be x86. ARCH=i386 fi # Get $SERVICES_DIRS . /etc/rc.conf # Directories to find services in if [ ! "$SERVICES_DIRS" ] then SERVICES_DIRS=/service fi # Booting from cd? bootcd="`/bin/sysenv bootcd`" case "$#:$1" in 1:autoboot) action=start ;; 1:start|1:stop|1:down) action=$1 ;; *) echo >&2 "Usage: $0 autoboot|start|stop|down" exit 1 esac if [ -f "$LOCAL_FILE" ] then . "$LOCAL_FILE" $1 fi disabled() { ifs="$IFS"; IFS=, for skip in `sysenv disable` do if [ "$skip" = "$1" ] then IFS="$ifs"; unset ifs return 0 fi done IFS="$ifs"; unset ifs return 1 } daemonize() { # Function to start a daemon, if it exists. local IFS=':' local name="$1" test "$1" = tcpd && name="$2" for dir in $PATH do if [ -f "$dir/$1" ] then # check if this service is disabled at the boot monitor. if disabled $name; then return; fi echo -n " $name" "$@" & return fi done } up() { # Function to dynamically start a system service opt="" prefix=$(expr "$1 " : '\(-\)') if [ "$prefix" = "-" ]; then opt=$1 shift fi service=$1 shift # First check if this service is disabled at the boot monitor. if disabled $service; then return; fi # Service is not disabled. Try to bring it up. found="" for dir in $SERVICES_DIRS do bin=$dir/$service if [ -x $bin -a -z "$found" ] then service $opt up $bin "$@" echo -n " $service" found=yes fi done if [ -z "$found" ] then echo " ($service not found in $SERVICES_DIRS)" fi } get_eth_labels() { # Filter out the non-vlan ethernet entries from inet.conf. # Produce as output a list of "drivername_instancenr"-formatted labels. sed 's/\008/ /g' /etc/inet.conf | \ sed -n 's/^ *eth[0-9][0-9]* *\([^ ][^ ]*\) *\([0-9][0-9]*\).*$/\1_\2/p' | \ grep -v '^vlan_' } # Detect expansion boards on the BeagleBone and load the proper drivers. capemgr() { # Probe each possible cape EEPROM slave address for a BeagleBone cape. for slave_addr in 54 55 56 57 do # See if there is a readable EEPROM with address ${slave_addr}. eepromread -f /dev/i2c-3 -a 0x${slave_addr} > /dev/null 2>&1 RESULT=$? if [ $RESULT -eq 0 ] then # Found an alive EEPROM. Try reading the cape name. CAPE=`eepromread -i -f /dev/i2c-3 -a 0x${slave_addr} | \ sed -n 's/^PART_NUMBER : \(.*\)$/\1/p' | \ sed -e 's/\.*$//g'` # Strip trailing periods. # Look for a cape specific RC script. if [ -x /etc/rc.capes/${CAPE} ] then # CAT24C256 EEPROM -- all capes have this chip. test -e /dev/eepromb3s${slave_addr} || \ (cd /dev && MAKEDEV eepromb3s${slave_addr}) up cat24c256 -dev /dev/eepromb3s${slave_addr} \ -label cat24c256.3.${slave_addr} \ -args "bus=3 address=0x${slave_addr}" # Load the drivers for the cape and do any other configuration. . "/etc/rc.capes/${CAPE}" else echo "" echo "** UNSUPPORTED CAPE: ${CAPE}" echo "" fi fi done } DAEMONS=/etc/rc.daemons case $action in start|autoboot) # Select console font. test -f /etc/font && loadfont /etc/font /dev/random # overwrite $RANDOM_FILE. We don't want to use this data again dd if=/dev/random of=$RANDOM_FILE bs=1024 count=1 2> /dev/null else # We couldn't find the old state to restart from, so use a binary # file and the current date instead, even if this is less than ideal. cat /bin/sh >> /dev/urandom date >> /dev/urandom fi # start network driver instances for all configured ethernet devices for label in $(get_eth_labels); do driver=$(echo $label | sed 's/\(.*\)_.*/\1/') instance=$(echo $label | sed 's/.*_//') eval arg=\$${driver}_arg if [ ! -z "$arg" ]; then arg=" $arg"; fi arg="-args \"instance=$instance$arg\"" eval up $driver -label $label $arg -period 5HZ done if [ X`/bin/sysenv lwip` = Xyes ] then up lwip -script /etc/rs.inet -dev /dev/ip else up inet -script /etc/rs.inet -dev /dev/ip fi # pty needs to know the "tty" group ID up pty -dev /dev/ptmx -args "gid=`stat -f '%g' /dev/ptmx`" up uds -dev /dev/uds up -n ipc up log -dev /dev/klog if [ $ARCH = i386 ] then up -n printer -dev /dev/lp -period 10HZ # start VirtualBox time sync driver if the device is there if grep '^[^ ]* [^ ]* 80EE:CAFE[^ ]* ' /proc/pci >/dev/null; then up -n vbox -period 10HZ fi fi echo . # Network initialization. (: /dev/null && net=t # Is there a TCP/IP server? echo -n "Starting daemons:" daemonize update # Ugly error message when starting cron from CD. # (and cron unnecessary then so..) if [ ! -f /CD ] then daemonize cron else mkdir /tmp/log rm -f /var/log || true ln -s /tmp/log /var/log || true . /etc/rc.cd fi # syslogd has not been started yet rm -f /var/run/syslogd.pid daemonize syslogd echo . # i2c only supported on ARM at the moment if [ $ARCH = earm ] then echo -n "Starting i2c subsystem: " for bus in 1 2 3 do test -e /dev/i2c-${bus} || (cd /dev && MAKEDEV i2c-${bus}) up i2c -dev /dev/i2c-${bus} -label i2c.${bus} \ -args instance=${bus} done echo . BOARD_NAME=`sysenv board` case "${BOARD_NAME}" in ARM-ARMV7-TI-BB-WHITE) echo "Running on a BeagleBone" echo -n "Starting i2c device drivers: " # start EEPROM driver for reading board info test -e /dev/eepromb1s50 || \ (cd /dev && MAKEDEV eepromb1s50) up cat24c256 -dev /dev/eepromb1s50 \ -label cat24c256.1.50 \ -args 'bus=1 address=0x50' # Start TPS65217 driver for power management. up tps65217 -label tps65217.1.24 \ -args 'bus=1 address=0x24' # check for the presence of a display eepromread -f /dev/i2c-2 -n > /dev/null 2>&1 RESULT=$? if [ $RESULT -eq 0 ] then # start eeprom driver for reading EDID. test -e /dev/eepromb2s50 || \ (cd /dev && MAKEDEV eepromb2s50) up cat24c256 -dev /dev/eepromb2s50 \ -label cat24c256.2.50 \ -args 'bus=2 address=0x50' # start frame buffer #up fb -dev /dev/fb0 -args edid.0=cat24c256.2.50 # fb hasn't been ported to AM335X yet. fi if [ -e /service/usbd ] then echo "Starting USBD" up usbd fi # Detect expansion boards and start drivers. capemgr ;; ARM-ARMV7-TI-BB-BLACK) echo "Running on a BeagleBone Black" echo -n "Starting i2c device drivers: " # start EEPROM driver for reading board info test -e /dev/eepromb1s50 || \ (cd /dev && MAKEDEV eepromb1s50) up cat24c256 -dev /dev/eepromb1s50 \ -label cat24c256.1.50 \ -args 'bus=1 address=0x50' # Start TPS65217 driver for power management. up tps65217 -label tps65217.1.24 \ -args 'bus=1 address=0x24' # Start TDA19988 driver for reading EDID. up tda19988 -label tda19988.1.3470 -args \ 'cec_bus=1 cec_address=0x34 hdmi_bus=1 hdmi_address=0x70' # start frame buffer #up fb -dev /dev/fb0 -args edid.0=tda19988.1.3470 # fb hasn't been ported to AM335X yet. if [ -e /service/usbd ] then echo "Starting USBD" up usbd fi # Detect expansion boards and start drivers. capemgr ;; ARM-ARMV7-TI-BBXM-GENERIC) echo "Running on a BeagleBoard-xM" echo -n "Starting i2c device drivers: " # Start TPS65950 driver for power management. up tps65950 -label tps65950.1.48 \ -args 'bus=1 address=0x48' # Set the system time to the time in the TPS65950's RTC readclock # check for the presence of a display eepromread -f /dev/i2c-3 -n > /dev/null 2>&1 RESULT=$? if [ $RESULT -eq 0 ] then # start eeprom driver for reading edid test -e /dev/eepromb3s50 || \ (cd /dev && MAKEDEV eepromb3s50) up cat24c256 -dev /dev/eepromb3s50 \ -label cat24c256.3.50 \ -args 'bus=3 address=0x50' # start frame buffer up fb -dev /dev/fb0 -args edid.0=cat24c256.3.50 fi ;; esac echo . fi if [ "$net" ] then if [ -f /etc/rc.net ] then # Let a customized TCP/IP initialization script figure it out. . /etc/rc.net else # Standard network daemons. echo -n "Starting networking:" if grep -s 'psip0.*default' /etc/inet.conf >/dev/null then ifconfig -h 10.0.0.1 else if [ X`/bin/sysenv lwip` = Xyes ] then dhcpd --lwip & echo -n " dhcpd" else daemonize dhcpd fi fi daemonize nonamed -L if [ -f "$DAEMONS" ] then . "$DAEMONS" fi # The last daemon has been started, so close the list: echo . fi fi if [ "$net" ] then # Get the nodename from the DNS and set it. trap '' 2 intr -t 20 hostaddr -h trap 2 fi # Recover files being edited when the system crashed. test -f /usr/bin/elvprsv && elvprsv /usr/tmp/elv* # Run the daily cleanup on systems that are not on at night. test -f /usr/etc/daily && sh /usr/etc/daily boot & ;; stop|down) # Save random data, if /usr is mounted rw. if grep ' \/usr .*rw.*' /etc/mtab >/dev/null then if dd if=/dev/random of=$RANDOM_FILE.new bs=1024 count=1 2>/dev/null then mv $RANDOM_FILE.new $RANDOM_FILE else echo 'Failed to save random data.' fi fi esac d= # Let packages run their own scripts for d in /usr/local/etc/rc.d /usr/pkg/etc/rc.d do if [ -d "$d" -a -z "$bootcd" ] then ( if cd $d then echo -n "Local packages ($action): " for f in * do if [ -x "$f" ] then echo -n "$f " sh "$f" "$action" fi done echo " done." fi ) fi done