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Diffstat (limited to 'sys-apps/busybox/files/mdev')
-rw-r--r--sys-apps/busybox/files/mdev/dvbdev18
-rw-r--r--sys-apps/busybox/files/mdev/ide_links23
-rw-r--r--sys-apps/busybox/files/mdev/usbdev62
-rw-r--r--sys-apps/busybox/files/mdev/usbdisk_link34
4 files changed, 137 insertions, 0 deletions
diff --git a/sys-apps/busybox/files/mdev/dvbdev b/sys-apps/busybox/files/mdev/dvbdev
new file mode 100644
index 0000000..f0186c1
--- /dev/null
+++ b/sys-apps/busybox/files/mdev/dvbdev
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# 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
diff --git a/sys-apps/busybox/files/mdev/ide_links b/sys-apps/busybox/files/mdev/ide_links
new file mode 100644
index 0000000..be0c95a
--- /dev/null
+++ b/sys-apps/busybox/files/mdev/ide_links
@@ -0,0 +1,23 @@
+#!/bin/sh
+
+[ -f /proc/ide/$MDEV/media ] || exit
+
+media=`cat /proc/ide/$MDEV/media`
+for i in $media $media[0-9]* ; do
+ if [ "`readlink $i 2>/dev/null`" = $MDEV ] ; then
+ LINK=$i
+ break
+ fi
+done
+
+# link exist, remove if necessary and exit
+if [ "$LINK" ] ; then
+ [ "$ACTION" = remove ] && rm $LINK
+ exit
+fi
+
+# create a link
+num=`ls $media[0-9]* 2>/dev/null | wc -l`
+ln -sf $MDEV "$media`echo $num`"
+[ -e "$media" ] || ln -sf $MDEV "$media"
+
diff --git a/sys-apps/busybox/files/mdev/usbdev b/sys-apps/busybox/files/mdev/usbdev
new file mode 100644
index 0000000..ea5b915
--- /dev/null
+++ b/sys-apps/busybox/files/mdev/usbdev
@@ -0,0 +1,62 @@
+#!/bin/sh
+
+# script is buggy; until patched just do exit 0
+#exit 0
+
+# add zeros to device or bus
+add_zeros () {
+ case "$(echo $1 | wc -L)" in
+ 1) echo "00$1" ;;
+ 2) echo "0$1" ;;
+ *) echo "$1"
+ esac
+ exit 0
+}
+
+
+# bus and device dirs in /sys
+USB_PATH=$(echo $MDEV | sed -e 's/usbdev\([0-9]\).[0-9]/usb\1/')
+USB_PATH=$(find /sys/devices -type d -name "$USB_PATH")
+USB_DEV_DIR=$(echo $MDEV | sed -e 's/usbdev\([0-9]\).\([0-9]\)/\1-\2/')
+
+# dir names in /dev
+BUS=$(add_zeros $(echo $MDEV | sed -e 's/^usbdev\([0-9]\).[0-9]/\1/'))
+USB_DEV=$(add_zeros $(echo $MDEV | sed -e 's/^usbdev[0-9].\([0-9]\)/\1/'))
+
+
+# try to load the proper driver for usb devices
+case "$ACTION" in
+ add|"")
+ # load usb bus driver
+ for i in $USB_PATH/*/modalias ; do
+ modprobe `cat $i` 2>/dev/null
+ done
+ # load usb device driver if existent
+ if [ -d $USB_PATH/$USB_DEV_DIR ]; then
+ for i in $USB_PATH/$USB_DEV_DIR/*/modalias ; do
+ modprobe `cat $i` 2>/dev/null
+ done
+ fi
+ # move usb device file
+ mkdir -p bus/usb/$BUS
+ mv $MDEV bus/usb/$BUS/$USB_DEV
+ ;;
+ remove)
+ # unload device driver, if device dir is existent
+ if [ -d $USB_PATH/$USB_DEV_DIR ]; then
+ for i in $USB_PATH/$USB_DEV_DIR/*/modalias ; do
+ modprobe -r `cat $i` 2>/dev/null
+ done
+ fi
+ # unload usb bus driver. Does this make sense?
+ # what happens, if two usb devices are plugged in
+ # and one is removed?
+ for i in $USB_PATH/*/modalias ; do
+ modprobe -r `cat $i` 2>/dev/null
+ done
+ # remove device file and possible empty dirs
+ rm -f bus/usb/$BUS/$USB_DEV
+ rmdir bus/usb/$BUS/ 2>/dev/null
+ rmdir bus/usb/ 2>/dev/null
+ rmdir bus/ 2>/dev/null
+esac
diff --git a/sys-apps/busybox/files/mdev/usbdisk_link b/sys-apps/busybox/files/mdev/usbdisk_link
new file mode 100644
index 0000000..750242b
--- /dev/null
+++ b/sys-apps/busybox/files/mdev/usbdisk_link
@@ -0,0 +1,34 @@
+#!/bin/sh
+
+# NOTE: since mdev -s only provide $MDEV, don't depend on any hotplug vars.
+
+current=$(readlink usbdisk)
+
+if [ "$current" = "$MDEV" ] && [ "$ACTION" = "remove" ]; then
+ rm -f usbdisk usba1
+fi
+[ -n "$current" ] && exit
+
+if [ -e /sys/block/$MDEV ]; then
+ SYSDEV=$(readlink -f /sys/block/$MDEV/device)
+ # if /sys device path contains '/usb[0-9]' then we assume its usb
+ # also, if its an usb without partitions we require FAT
+ if [ "${SYSDEV##*/usb[0-9]}" != "$SYSDEV" ]; then
+ # do not create link if there is not FAT
+ dd if=/dev/$MDEV bs=512 count=1 2>/dev/null | strings | grep FAT >/dev/null || exit 0
+
+ ln -sf $MDEV usbdisk
+ # keep this for compat. people have it in fstab
+ ln -sf $MDEV usba1
+ fi
+
+elif [ -e /sys/block/*/$MDEV ] ; then
+ PARENT=$(dirname /sys/block/*/$MDEV)
+ SYSDEV=$(readlink -f $PARENT/device)
+ if [ "${SYSDEV##*/usb[0-9]}" != "$SYSDEV" ]; then
+ ln -sf $MDEV usbdisk
+ # keep this for compat. people have it in fstab
+ ln -sf $MDEV usba1
+ fi
+fi
+