From 255335de9b1ad76cef878078e8965a45fc5db273 Mon Sep 17 00:00:00 2001 From: Bill Nottingham Date: Thu, 26 Aug 2004 08:10:20 +0000 Subject: autoloading of hardware at boot time --- rc.d/rc.sysinit | 179 ++++++++++++++++++++++++++++---------------------------- 1 file changed, 91 insertions(+), 88 deletions(-) (limited to 'rc.d') diff --git a/rc.d/rc.sysinit b/rc.d/rc.sysinit index 09a9d0ac..e2b670f1 100755 --- a/rc.d/rc.sysinit +++ b/rc.d/rc.sysinit @@ -26,13 +26,7 @@ fi mount -n -t proc /proc /proc mount -n -t sysfs /sys /sys >/dev/null 2>&1 -if [ -f /etc/udev/udev.conf ];then - . /etc/udev/udev.conf -fi - -if [ "$USE_UDEV" = "yes" -a "$UDEV_RAMFS" = "yes" ]; then - [ -x /sbin/start_udev ] && /sbin/start_udev -fi +. /etc/init.d/functions # Check SELinux status selinuxfs=`awk '/ selinuxfs / { print $2 }' /proc/mounts` @@ -72,7 +66,6 @@ relabel_selinux() { } -. /etc/init.d/functions if [ "$HOSTTYPE" != "s390" -a "$HOSTTYPE" != "s390x" ]; then last=0 @@ -125,6 +118,96 @@ if [ -n "$LOGLEVEL" ]; then /bin/dmesg -n $LOGLEVEL fi +if [ -f /etc/udev/udev.conf ];then + . /etc/udev/udev.conf +fi + +if [ "$USE_UDEV" = "yes" -a "$UDEV_RAMFS" = "yes" ]; then + [ -x /sbin/start_udev ] && /sbin/start_udev +fi + +# Initialize hardware +if [ -f /proc/sys/kernel/modprobe ]; then + if ! strstr cmdline nomodules && [ -f /proc/modules ] ; then + sysctl -w kernel.modprobe="/sbin/modprobe" >/dev/null 2>&1 + sysctl -w kernel.hotplug="/sbin/hotplug" >/dev/null 2>&1 + else + # We used to set this to NULL, but that causes 'failed to exec' messages" + sysctl -w kernel.modprobe="/bin/true" >/dev/null 2>&1 + sysctl -w kernel.hotplug="/bin/true" >/dev/null 2>&1 + fi +fi + +echo -n $"Initializing hardware... " + +ide="" +scsi="" +network="" +audio="" +other="" +eval `kmodule | while read devtype mod ; do + case "$devtype" in + "IDE") ide="$ide $mod" + echo "ide=\"$ide"\";; + "SCSI") scsi="$scsi $mod" + echo "scsi=\"$scsi"\";; + "NETWORK") network="$network $mod" + echo "network=\"$network"\";; + "AUDIO") audio="$audio $mod" + echo "audio=\"$audio"\";; + *) other="$other $mod" + echo "other=\"$other"\";; + esac +done` + +# IDE +for module in $ide ; do + modprobe $module >/dev/null 2>&1 +done + +# SCSI +for module in `/sbin/modprobe -c | awk '/^alias[[:space:]]+scsi_hostadapter[[:space:]]/ { print $3 }'` $scsi; do + modprobe $module >/dev/null 2>&1 +done +modprobe floppy >/dev/null 2>&1 + +echo -n $" storage" + +# Network +pushd /etc/sysconfig/network-scripts >/dev/null 2>&1 +interfaces=`ls ifcfg* | LANG=C egrep -v '(ifcfg-lo|:|rpmsave|rpmorig|rpmnew)' | \ + LANG=C egrep -v '(~|\.bak)$' | \ + LANG=C egrep 'ifcfg-[A-Za-z0-9\._-]+$' | \ + sed 's/^ifcfg-//g' | + sed 's/[0-9]/ &/' | LANG=C sort -k 1,1 -k 2n | sed 's/ //'` + +for i in $interfaces ; do + eval $(LANG=C fgrep "DEVICE=" ifcfg-$i) + modprobe $DEVICE >/dev/null 2>&1 +done +popd >/dev/null 2>&1 + +for module in $network ; do + modprobe $module >/dev/null 2>&1 +done + +echo -n $" network" + +# Sound +for module in `/sbin/modprobe -c | awk '/^alias[[:space:]]+snd-card-[[:digit:]]+[[:space:]]/ { print $3 }'` $audio; do + modprobe $module >/dev/null 2>&1 +done + +echo -n $" audio" + +# Everything else (duck and cover) +for module in $other ; do + modprobe $module >/dev/null 2>&1 +done + +echo -n $" done" +success +echo # Start the graphical boot, if necessary; /usr may not be mounted yet, so we # may have to do this again after mounting @@ -219,30 +302,6 @@ if [ -d /proc/acpi ]; then done fi -# Initialize USB controller and HID devices -update_boot_stage RCusb -usb=0 -if ! strstr "$cmdline" nousb && ! strstr "$cmdline" nomodules ; then - aliases=`/sbin/modprobe -c | awk '/^alias[[:space:]]+usb-controller/ { print $3 }'` - if [ -n "$aliases" -a "$aliases" != "off" ]; then - modprobe usbcore >/dev/null 2>&1 - for alias in $aliases ; do - [ "$alias" = "off" ] && continue - action $"Initializing USB controller ($alias): " modprobe $alias - done - [ $? -eq 0 -a -n "$aliases" ] && usb=1 - fi -fi - -if [ $usb -eq 1 -a ! -f /proc/bus/usb/devices ]; then - action $"Mounting USB filesystem: " mount -t usbdevfs usbdevfs /proc/bus/usb -fi - -needusbstorage= -if [ $usb -eq "1" ]; then - needusbstorage=`LC_ALL=C grep -e "^I.*Cls=08" /proc/bus/usb/devices 2>/dev/null` -fi - if [ -f /fastboot ] || strstr "$cmdline" fastboot ; then fastboot=yes fi @@ -465,34 +524,6 @@ if ! strstr "$cmdline" nomodules && [ -f /proc/modules ] ; then USEMODULES=y fi -# tweak isapnp settings if needed. -if [ -n "$PNP" -a -f /proc/isapnp -a -x /sbin/sndconfig ]; then - /sbin/sndconfig --mungepnp >/dev/null 2>&1 -fi - -# Load sound modules if and only if they need persistent DMA buffers -if LC_ALL=C grep -q "options[[:space:]]\+sound[[:space:]].*dmabuf=1" /etc/modules.conf 2>/dev/null ; then - alias=`/sbin/modprobe -c | awk '/^alias[[:space:]]+sound[[:space:]]/ { print $3 }'` - if [ -n "$alias" -a "$alias" != "off" ]; then - action $"Loading sound module ($alias): " modprobe sound - fi - alias=`/sbin/modprobe -c | awk '/^alias[[:space:]]+sound-slot-0[[:space:]]/ { print $3 }'` - if [ -n "$alias" -a "$alias" != "off" ]; then - action $"Loading sound module ($alias): " modprobe sound-slot-0 - fi -fi - -if [ -f /proc/sys/kernel/modprobe ]; then - if [ -n "$USEMODULES" ]; then - sysctl -w kernel.modprobe="/sbin/modprobe" >/dev/null 2>&1 - sysctl -w kernel.hotplug="/sbin/hotplug" >/dev/null 2>&1 - else - # We used to set this to NULL, but that causes 'failed to exec' messages" - sysctl -w kernel.modprobe="/bin/true" >/dev/null 2>&1 - sysctl -w kernel.hotplug="/bin/true" >/dev/null 2>&1 - fi -fi - # Load modules (for backward compatibility with VARs) if [ -f /etc/rc.modules ]; then /etc/rc.modules @@ -783,34 +814,6 @@ if [ -f /etc/rc.serial ]; then . /etc/rc.serial fi -# If a SCSI tape has been detected, load the st module unconditionally -# since many SCSI tapes don't deal well with st being loaded and unloaded -if [ -f /proc/scsi/scsi -a -n "$USEMODULES" ]; then - if LC_ALL=C fgrep -q 'Type: Sequential-Access' /proc/scsi/scsi 2>/dev/null ; then - if LC_ALL=C fgrep -qv ' 9 st' /proc/devices ; then - modprobe st >/dev/null 2>&1 - fi - fi -fi - -# Load usb storage here, to match most other things -if [ -n "$needusbstorage" ]; then - modprobe usb-storage >/dev/null 2>&1 -fi - -# Ooh, firewire too. -if ! strstr "$cmdline" nofirewire && ! strstr "$cmdline" nomodules ; then - aliases=`/sbin/modprobe -c | awk '/^alias[[:space:]]+ieee1394-controller/ { print $3 }'` - if [ -n "$aliases" -a "$aliases" != "off" ]; then - for alias in $aliases ; do - [ "$alias" = "off" ] && continue - action $"Initializing firewire controller ($alias): " modprobe $alias - done - LC_ALL=C fgrep -q "SBP2" /proc/bus/ieee1394/devices 2>/dev/null && \ - modprobe sbp2 >/dev/null 2>&1 - fi -fi - # If they asked for ide-scsi, load it if strstr "$cmdline" ide-scsi ; then modprobe ide-cd >/dev/null 2>&1 -- cgit v1.2.1