busybox: add mdev hotplug handlers

Signed-off-by: Javier Viguera <javier.viguera@digi.com>

meta-digi-del/recipes-core/busybox/busybox-1.20.2/adc

@@ -0,0 +1,35 @@
+#!/bin/sh
+#===============================================================================
+#
+#  adc
+#
+#  Copyright (C) 2009 by Digi International Inc.
+#  All rights reserved.
+#
+#  This program is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU General Public License version 2 as published by
+#  the Free Software Foundation.
+#
+#
+#  !Description: handle ADC nodes
+#
+#===============================================================================
+
+dev_table="
+/dev/adc     d    755    0    0
+/dev/adc/    c    644    0    0    %s    0    0    1    %s
+"
+
+case "${ACTION}" in
+add)
+	major="$(sed -ne 's,\([^[:blank:]\+]\)[[:blank:]].*adc.*,\1,g;T;p' /proc/devices)"
+	[ "${MDEV}" = "s3c2443-adc" ] && channels="10"
+	[ "${MDEV}" = "adc-ns9215" ] && channels="8"
+	if [ -n "${major}" -a -n "${channels}" ]; then
+		printf "${dev_table}" "${major}" "${channels}" | makedevs / >/dev/null 2>&1
+	fi
+	;;
+remove)
+	[ -d "/dev/adc" ] && rm -rf /dev/adc
+	;;
+esac

meta-digi-del/recipes-core/busybox/busybox-1.20.2/mmc

@@ -0,0 +1,73 @@
+#!/bin/sh
+#===============================================================================
+#
+#  mmc
+#
+#  Copyright (C) 2009 by Digi International Inc.
+#  All rights reserved.
+#
+#  This program is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU General Public License version 2 as published by
+#  the Free Software Foundation.
+#
+#
+#  !Description: mount/umount mmc/sd cards
+#
+#===============================================================================
+
+SCRIPTNAME="$(basename ${0})"
+
+usage() {
+	[ "${SCRIPTNAME}" = "mmc-mount" ] && printf "\nMount mmc storage drives\n"
+	[ "${SCRIPTNAME}" = "mmc-umount" ] && printf "\nUmount mmc storage drives\n"
+	printf "\nUsage: ${SCRIPTNAME} [OPTIONS]\n\n"
+}
+
+while getopts "" c; do
+	case "${c}" in
+	*)
+		usage
+		exit
+		;;
+	esac
+done
+
+if [ "${SCRIPTNAME}" = "mmc" ]; then
+	# Script run via mdev
+	case "${ACTION}" in
+	add)
+		# Create mountpoint and mount the mmc device
+		if mkdir -p /media/${MDEV} && ! mountpoint -q /media/${MDEV}; then
+			mount /dev/${MDEV} /media/${MDEV}
+		fi
+		;;
+	remove)
+		# Umount and then remove mountpoint
+		if grep -q "/dev/${MDEV}[[:blank:]]" /proc/mounts; then
+			mdir=$(sed -ne "s,/dev/${MDEV}[[:blank:]]\+\([^[:blank:]]\+\)[[:blank:]].*,\1,g;T;p" /proc/mounts)
+			umount "${mdir}"
+			rmdir -- "${mdir}" 2>/dev/null
+		fi
+		;;
+	esac
+elif [ "${SCRIPTNAME}" = "mmc-mount" ]; then
+	# Script run via command line [mmc-mount]
+	for i in /sys/block/mmcblk[0-9]/mmcblk[0-9]p[1-9]*; do
+		[ "${i}" = "/sys/block/mmcblk[0-9]/mmcblk[0-9]p[1-9]*" ] && continue
+		device="$(basename ${i})"
+		if mkdir -p /media/${device} && ! mountpoint -q /media/${device}; then
+			echo -n "Mounting /dev/${device} on /media/${device}: "
+			mount /dev/${device} /media/${device}
+			echo "done."
+		fi
+	done
+elif [ "${SCRIPTNAME}" = "mmc-umount" ]; then
+	# Script run via command line [mmc-umount]
+	for i in /media/mmcblk*; do
+		[ "${i}" = "/media/mmcblk*" ] && continue
+		if mountpoint -q $i; then
+			umount "$i"
+			rmdir -- "$i" 2>/dev/null
+		fi
+	done
+fi

meta-digi-del/recipes-core/busybox/busybox-1.20.2/sd

@@ -0,0 +1,73 @@
+#!/bin/sh
+#===============================================================================
+#
+#  sd
+#
+#  Copyright (C) 2009 by Digi International Inc.
+#  All rights reserved.
+#
+#  This program is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU General Public License version 2 as published by
+#  the Free Software Foundation.
+#
+#
+#  !Description: mount/umount SCSI disk devices
+#
+#===============================================================================
+
+SCRIPTNAME="$(basename ${0})"
+
+usage() {
+	[ "${SCRIPTNAME}" = "usbmount" ] && printf "\nMount usb storage drives\n"
+	[ "${SCRIPTNAME}" = "usbumount" ] && printf "\nUmount usb storage drives\n"
+	printf "\nUsage: ${SCRIPTNAME} [OPTIONS]\n\n"
+}
+
+while getopts "" c; do
+	case "${c}" in
+	*)
+		usage
+		exit
+		;;
+	esac
+done
+
+if [ "${SCRIPTNAME}" = "sd" ]; then
+	# Script run via mdev
+	case "${ACTION}" in
+	add)
+		# Create mountpoint and mount the sd device
+		if mkdir -p /media/${MDEV} && ! mountpoint -q /media/${MDEV}; then
+			mount /dev/${MDEV} /media/${MDEV}
+		fi
+		;;
+	remove)
+		# Umount and then remove mountpoint
+		if grep -q "/dev/${MDEV}[[:blank:]]" /proc/mounts; then
+			mdir=$(sed -ne "s,/dev/${MDEV}[[:blank:]]\+\([^[:blank:]]\+\)[[:blank:]].*,\1,g;T;p" /proc/mounts)
+			umount "${mdir}"
+			rmdir -- "${mdir}" 2>/dev/null
+		fi
+		;;
+	esac
+elif [ "${SCRIPTNAME}" = "usbmount" ]; then
+	# Script run via command line [usbmount]
+	for i in /sys/block/sd[a-z]/sd[a-z][1-9]*; do
+		[ "${i}" = "/sys/block/sd[a-z]/sd[a-z][1-9]*" ] && continue
+		device="$(basename ${i})"
+		if mkdir -p /media/${device} && ! mountpoint -q /media/${device}; then
+			echo -n "Mounting /dev/${device} on /media/${device}: "
+			mount /dev/${device} /media/${device}
+			echo "done."
+		fi
+	done
+elif [ "${SCRIPTNAME}" = "usbumount" ]; then
+	# Script run via command line [usbumount]
+	for i in /media/sd*; do
+		[ "${i}" = "/media/sd*" ] && continue
+		if mountpoint -q $i; then
+			umount "$i"
+			rmdir -- "$i" 2>/dev/null
+		fi
+	done
+fi

meta-digi-del/recipes-core/busybox/busybox-1.20.2/ts

@@ -0,0 +1,41 @@
+#!/bin/sh
+#===============================================================================
+#
+#  ts
+#
+#  Copyright (C) 2010 by Digi International Inc.
+#  All rights reserved.
+#
+#  This program is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU General Public License version 2 as published by
+#  the Free Software Foundation.
+#
+#
+#  !Description: symlink touchscreen devices
+#
+#       i.MX5X:
+#           ts0 -> mxc_ts         (i.MX51)
+#           ts0 -> da9052-tsi     (i.MX53)
+#           ts1 -> ADS784x	  (Fusion and ADS cannot be enabled simultaneously)
+#           ts1 -> Fusion touch
+#
+#===============================================================================
+
+# ${ACTION} is empty on scanning mode (mdev -s), exit otherwise
+[ -n "${ACTION}" ] && exit
+
+mdev=$(basename ${MDEV})
+
+if echo "${DEL_PLATFORM}" | grep -qs 'mx5'; then
+	if grep -qs 'mxc_ts' /sys/class/input/${mdev}/device/name; then
+		ln -sf ${mdev} /dev/input/ts0
+	elif grep -qs 'tsi' /sys/class/input/${mdev}/device/name; then
+		ln -sf ${mdev} /dev/input/ts0
+	elif grep -qs 'ADS784x' /sys/class/input/${mdev}/device/name; then
+		ln -sf ${mdev} /dev/input/ts1
+	elif grep -qs 'fusion' /sys/class/input/${mdev}/device/name; then
+		ln -sf ${mdev} /dev/input/ts1
+	fi
+else
+	grep -qs '[Tt]ouch' /sys/class/input/${mdev}/device/name && ln -sf ${mdev} /dev/input/ts0
+fi

meta-digi-del/recipes-core/busybox/busybox_1.20.2.bb

@@ -20,9 +20,27 @@ SRC_URI = "http://www.busybox.net/downloads/busybox-${PV}.tar.bz2;name=tarball \
            file://busybox-udhcpc \
            file://mdev \
            file://mdev.conf \
+           file://adc \
+           file://mmc \
+           file://sd \
+           file://ts \
            "
 
 SRC_URI[tarball.md5sum] = "e025414bc6cd79579cc7a32a45d3ae1c"
 SRC_URI[tarball.sha256sum] = "eb13ff01dae5618ead2ef6f92ba879e9e0390f9583bd545d8789d27cf39b6882"
 
+FILES_${PN}-mdev += "${base_libdir}/mdev/adc ${base_libdir}/mdev/mmc ${base_libdir}/mdev/sd ${base_libdir}/mdev/ts"
+
 EXTRA_OEMAKE += "ARCH=${TARGET_ARCH} CROSS_COMPILE=${TARGET_PREFIX}"
+
+do_install_append() {
+	if grep "CONFIG_MDEV=y" ${WORKDIR}/defconfig; then
+		if grep "CONFIG_FEATURE_MDEV_CONF=y" ${WORKDIR}/defconfig; then
+			install -d ${D}${base_libdir}/mdev
+			install -m 0755 ${WORKDIR}/adc ${D}${base_libdir}/mdev/adc
+			install -m 0755 ${WORKDIR}/mmc ${D}${base_libdir}/mdev/mmc
+			install -m 0755 ${WORKDIR}/sd ${D}${base_libdir}/mdev/sd
+			install -m 0755 ${WORKDIR}/ts ${D}${base_libdir}/mdev/ts
+		fi
+	fi
+}