busybox: add mdev hotplug handlers
Signed-off-by: Javier Viguera <javier.viguera@digi.com>
This commit is contained in:
Javier Viguera
parent
972963f83f
commit
219110cc76
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@ -0,0 +1,35 @@
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#!/bin/sh
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#===============================================================================
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#
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# adc
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#
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# Copyright (C) 2009 by Digi International Inc.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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#
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# !Description: handle ADC nodes
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#
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#===============================================================================
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dev_table="
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/dev/adc d 755 0 0
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/dev/adc/ c 644 0 0 %s 0 0 1 %s
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"
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case "${ACTION}" in
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add)
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major="$(sed -ne 's,\([^[:blank:]\+]\)[[:blank:]].*adc.*,\1,g;T;p' /proc/devices)"
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[ "${MDEV}" = "s3c2443-adc" ] && channels="10"
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[ "${MDEV}" = "adc-ns9215" ] && channels="8"
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if [ -n "${major}" -a -n "${channels}" ]; then
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printf "${dev_table}" "${major}" "${channels}" | makedevs / >/dev/null 2>&1
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fi
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;;
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remove)
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[ -d "/dev/adc" ] && rm -rf /dev/adc
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;;
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esac
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@ -0,0 +1,73 @@
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#!/bin/sh
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#===============================================================================
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#
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# mmc
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#
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# Copyright (C) 2009 by Digi International Inc.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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#
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# !Description: mount/umount mmc/sd cards
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#
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#===============================================================================
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SCRIPTNAME="$(basename ${0})"
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usage() {
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[ "${SCRIPTNAME}" = "mmc-mount" ] && printf "\nMount mmc storage drives\n"
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[ "${SCRIPTNAME}" = "mmc-umount" ] && printf "\nUmount mmc storage drives\n"
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printf "\nUsage: ${SCRIPTNAME} [OPTIONS]\n\n"
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}
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while getopts "" c; do
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case "${c}" in
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*)
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usage
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exit
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;;
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esac
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done
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if [ "${SCRIPTNAME}" = "mmc" ]; then
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# Script run via mdev
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case "${ACTION}" in
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add)
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# Create mountpoint and mount the mmc device
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if mkdir -p /media/${MDEV} && ! mountpoint -q /media/${MDEV}; then
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mount /dev/${MDEV} /media/${MDEV}
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fi
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;;
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remove)
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# Umount and then remove mountpoint
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if grep -q "/dev/${MDEV}[[:blank:]]" /proc/mounts; then
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mdir=$(sed -ne "s,/dev/${MDEV}[[:blank:]]\+\([^[:blank:]]\+\)[[:blank:]].*,\1,g;T;p" /proc/mounts)
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umount "${mdir}"
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rmdir -- "${mdir}" 2>/dev/null
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fi
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;;
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esac
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elif [ "${SCRIPTNAME}" = "mmc-mount" ]; then
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# Script run via command line [mmc-mount]
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for i in /sys/block/mmcblk[0-9]/mmcblk[0-9]p[1-9]*; do
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[ "${i}" = "/sys/block/mmcblk[0-9]/mmcblk[0-9]p[1-9]*" ] && continue
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device="$(basename ${i})"
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if mkdir -p /media/${device} && ! mountpoint -q /media/${device}; then
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echo -n "Mounting /dev/${device} on /media/${device}: "
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mount /dev/${device} /media/${device}
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echo "done."
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fi
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done
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elif [ "${SCRIPTNAME}" = "mmc-umount" ]; then
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# Script run via command line [mmc-umount]
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for i in /media/mmcblk*; do
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[ "${i}" = "/media/mmcblk*" ] && continue
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if mountpoint -q $i; then
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umount "$i"
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rmdir -- "$i" 2>/dev/null
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fi
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done
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fi
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@ -0,0 +1,73 @@
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#!/bin/sh
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#===============================================================================
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#
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# sd
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#
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# Copyright (C) 2009 by Digi International Inc.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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#
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# !Description: mount/umount SCSI disk devices
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#
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#===============================================================================
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SCRIPTNAME="$(basename ${0})"
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usage() {
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[ "${SCRIPTNAME}" = "usbmount" ] && printf "\nMount usb storage drives\n"
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[ "${SCRIPTNAME}" = "usbumount" ] && printf "\nUmount usb storage drives\n"
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printf "\nUsage: ${SCRIPTNAME} [OPTIONS]\n\n"
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}
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while getopts "" c; do
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case "${c}" in
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*)
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usage
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exit
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;;
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esac
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done
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if [ "${SCRIPTNAME}" = "sd" ]; then
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# Script run via mdev
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case "${ACTION}" in
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add)
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# Create mountpoint and mount the sd device
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if mkdir -p /media/${MDEV} && ! mountpoint -q /media/${MDEV}; then
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mount /dev/${MDEV} /media/${MDEV}
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fi
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;;
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remove)
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# Umount and then remove mountpoint
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if grep -q "/dev/${MDEV}[[:blank:]]" /proc/mounts; then
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mdir=$(sed -ne "s,/dev/${MDEV}[[:blank:]]\+\([^[:blank:]]\+\)[[:blank:]].*,\1,g;T;p" /proc/mounts)
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umount "${mdir}"
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rmdir -- "${mdir}" 2>/dev/null
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fi
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;;
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esac
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elif [ "${SCRIPTNAME}" = "usbmount" ]; then
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# Script run via command line [usbmount]
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for i in /sys/block/sd[a-z]/sd[a-z][1-9]*; do
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[ "${i}" = "/sys/block/sd[a-z]/sd[a-z][1-9]*" ] && continue
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device="$(basename ${i})"
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if mkdir -p /media/${device} && ! mountpoint -q /media/${device}; then
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echo -n "Mounting /dev/${device} on /media/${device}: "
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mount /dev/${device} /media/${device}
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echo "done."
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fi
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done
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elif [ "${SCRIPTNAME}" = "usbumount" ]; then
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# Script run via command line [usbumount]
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for i in /media/sd*; do
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[ "${i}" = "/media/sd*" ] && continue
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if mountpoint -q $i; then
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umount "$i"
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rmdir -- "$i" 2>/dev/null
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fi
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done
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fi
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@ -0,0 +1,41 @@
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#!/bin/sh
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#===============================================================================
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#
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# ts
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#
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# Copyright (C) 2010 by Digi International Inc.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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#
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# !Description: symlink touchscreen devices
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#
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# i.MX5X:
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# ts0 -> mxc_ts (i.MX51)
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# ts0 -> da9052-tsi (i.MX53)
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# ts1 -> ADS784x (Fusion and ADS cannot be enabled simultaneously)
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# ts1 -> Fusion touch
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#
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#===============================================================================
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# ${ACTION} is empty on scanning mode (mdev -s), exit otherwise
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[ -n "${ACTION}" ] && exit
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mdev=$(basename ${MDEV})
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if echo "${DEL_PLATFORM}" | grep -qs 'mx5'; then
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if grep -qs 'mxc_ts' /sys/class/input/${mdev}/device/name; then
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ln -sf ${mdev} /dev/input/ts0
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elif grep -qs 'tsi' /sys/class/input/${mdev}/device/name; then
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ln -sf ${mdev} /dev/input/ts0
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elif grep -qs 'ADS784x' /sys/class/input/${mdev}/device/name; then
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ln -sf ${mdev} /dev/input/ts1
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elif grep -qs 'fusion' /sys/class/input/${mdev}/device/name; then
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ln -sf ${mdev} /dev/input/ts1
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fi
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else
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grep -qs '[Tt]ouch' /sys/class/input/${mdev}/device/name && ln -sf ${mdev} /dev/input/ts0
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fi
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@ -20,9 +20,27 @@ SRC_URI = "http://www.busybox.net/downloads/busybox-${PV}.tar.bz2;name=tarball \
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file://busybox-udhcpc \
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file://mdev \
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file://mdev.conf \
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file://adc \
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file://mmc \
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file://sd \
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file://ts \
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"
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SRC_URI[tarball.md5sum] = "e025414bc6cd79579cc7a32a45d3ae1c"
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SRC_URI[tarball.sha256sum] = "eb13ff01dae5618ead2ef6f92ba879e9e0390f9583bd545d8789d27cf39b6882"
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FILES_${PN}-mdev += "${base_libdir}/mdev/adc ${base_libdir}/mdev/mmc ${base_libdir}/mdev/sd ${base_libdir}/mdev/ts"
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EXTRA_OEMAKE += "ARCH=${TARGET_ARCH} CROSS_COMPILE=${TARGET_PREFIX}"
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do_install_append() {
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if grep "CONFIG_MDEV=y" ${WORKDIR}/defconfig; then
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if grep "CONFIG_FEATURE_MDEV_CONF=y" ${WORKDIR}/defconfig; then
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install -d ${D}${base_libdir}/mdev
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install -m 0755 ${WORKDIR}/adc ${D}${base_libdir}/mdev/adc
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install -m 0755 ${WORKDIR}/mmc ${D}${base_libdir}/mdev/mmc
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install -m 0755 ${WORKDIR}/sd ${D}${base_libdir}/mdev/sd
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install -m 0755 ${WORKDIR}/ts ${D}${base_libdir}/mdev/ts
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fi
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fi
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}
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