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https://github.com/LibreELEC/LibreELEC.tv.git
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busybox-initramfs: init: cosmetics
This commit is contained in:
Stefan Saraev
parent
5450520500
commit
1f14eb6a37
@ -22,12 +22,12 @@
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# http://www.gnu.org/copyleft/gpl.html
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################################################################################
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# mount all needed special filesystems
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# mount all needed special filesystems
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/bin/busybox mount -t devtmpfs devtmpfs /dev
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/bin/busybox mount -t proc proc /proc
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/bin/busybox mount -t sysfs sysfs /sys
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# set needed variables
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# set needed variables
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MODULE_DIR=/lib/modules
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UPDATE_DIR=/storage/.update
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@ -49,19 +49,19 @@
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INSTALLED_MEMORY=`cat /proc/meminfo | grep 'MemTotal:' | awk '{print $2}'`
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SYSTEM_TORAM_LIMIT=1024000
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# load any configuration
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# load any configuration
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if [ -f "/etc/initramfs.conf" ]; then
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. /etc/initramfs.conf
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fi
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# hide kernel log messages on console
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# hide kernel log messages on console
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echo '1 4 1 7' > /proc/sys/kernel/printk
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# clear screen and hide cursor
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# clear screen and hide cursor
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clear
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echo 0 > /sys/devices/virtual/graphics/fbcon/cursor_blink
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# parse command line arguments
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# parse command line arguments
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for arg in $(cat /proc/cmdline); do
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case $arg in
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BOOT_IMAGE=*)
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@ -137,20 +137,20 @@
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echo "### Starting debugging shell... type exit to quit ###"
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# show cursor
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echo 0 > /sys/devices/virtual/graphics/fbcon/cursor_blink
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echo 0 > /sys/devices/virtual/graphics/fbcon/cursor_blink
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sh </dev/tty1 >/dev/tty1 2>&1
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}
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error() {
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# Display fatal error message
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# $1:action which caused error, $2:message
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# Display fatal error message
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# $1:action which caused error, $2:message
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echo "*** Error in $BOOT_STEP: $1: $2 ***"
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debug_shell
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}
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break_after() {
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# Start debug shell after boot step $1
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# Start debug shell after boot step $1
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case $BREAK in
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all|*$1*)
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debug_shell
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@ -163,7 +163,7 @@
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# $1:target, $2:mountpoint, $3:mount options, [$4:fs type]
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mount_common() {
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# Common mount handler, handles block devices and filesystem images
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# Common mount handler, handles block devices and filesystem images
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MOUNT_OPTIONS="-o $3"
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[ -n "$4" ] && MOUNT_OPTIONS="-t $4 $MOUNT_OPTIONS"
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@ -179,7 +179,7 @@
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}
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mount_cifs() {
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# Mount CIFS (Samba) share
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# Mount CIFS (Samba) share
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CIFS_SHARE="${1%%,*}"
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CIFS_OPTIONS="${1#*,}"
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[ "$CIFS_OPTIONS" = "$1" ] && CIFS_OPTIONS=
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@ -188,7 +188,7 @@
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}
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get_iscsistart_options() {
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# Convert kernel commandline ISCSI= options to iscsistart options
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# Convert kernel commandline ISCSI= options to iscsistart options
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IFS_SAVE="$IFS"
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IFS=,
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@ -230,7 +230,7 @@
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}
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mount_iscsi() {
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# Mount iSCSI target
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# Mount iSCSI target
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ISCSI_DEV="${1##*,}"
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ISCSI_OPTIONS="${1%,*}"
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@ -268,7 +268,7 @@
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}
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mount_nfs() {
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# Mount NFS export
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# Mount NFS export
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NFS_EXPORT="${1%%,*}"
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NFS_OPTIONS="${1#*,}"
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@ -278,8 +278,8 @@
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}
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mount_part() {
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# Mount a local or network filesystem
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# $1:[TYPE=]target, $2:mountpoint, $3:mount options, [$4:fs type]
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# Mount a local or network filesystem
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# $1:[TYPE=]target, $2:mountpoint, $3:mount options, [$4:fs type]
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progress "mount filesystem $1 ..."
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MOUNT_TARGET="${1#*=}"
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@ -313,13 +313,13 @@
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update() {
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if [ -f "$UPDATE_DIR/$2" -a -f "$3" ]; then
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echo "updating $1..."
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mount -o remount,rw /flash
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mv $UPDATE_DIR/$2 $3
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# loopback file needs writable /flash all the time
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if [ "${disk%%=*}" != "FILE" ]; then
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mount -o remount,ro /flash
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fi
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sync
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mount -o remount,rw /flash
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mv $UPDATE_DIR/$2 $3
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# loopback file needs writable /flash all the time
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if [ "${disk%%=*}" != "FILE" ]; then
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mount -o remount,ro /flash
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fi
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sync
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fi
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}
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@ -331,8 +331,8 @@
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if [ -f $SYSTEM_ROOT/usr/share/bootloader/update.sh ]; then
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echo "updating Bootloader..."
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sh $SYSTEM_ROOT/usr/share/bootloader/update.sh
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sync
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sh $SYSTEM_ROOT/usr/share/bootloader/update.sh
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sync
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fi
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umount /sysroot
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@ -375,8 +375,8 @@
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# load uvesafb module if needed
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if [ -f "$MODULE_DIR/uvesafb.ko" -a ! -e /dev/fb0 ]; then
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progress "Loading kernel module uvesafb.ko"
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insmod "$MODULE_DIR/uvesafb.ko" || \
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progress "... Failed to load kernel module uvesafb, skipping"
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insmod "$MODULE_DIR/uvesafb.ko" || \
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progress "... Failed to load kernel module uvesafb, skipping"
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# set framebuffer to a default resolution (1024x768-32)
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if [ ! "$SWITCH_FRAMEBUFFER" = "no" ]; then
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@ -402,7 +402,7 @@
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progress "Checking disks"
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if [ -x /bin/fsck_hfs ]; then
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# deal with hfs partitions
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# deal with hfs partitions
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hfsdiskprep
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fi
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}
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@ -473,7 +473,7 @@
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mkdir -p /storage/$OVERLAY_DIR
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umount /storage
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# split $disk into $target,$options so we can append $OVERLAY_DIR
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# split $disk into $target,$options so we can append $OVERLAY_DIR
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options="${disk#*,}"
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target="${disk%%,*}"
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if [ "$options" = "$disk" ]; then
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@ -491,9 +491,9 @@
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progress "Checking for updates"
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# check for ATV1 mach-o-kernel
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if [ -f "/flash/com.apple.Boot.plist" -a -f "/flash/boot.efi" ]; then
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UPDATE_KERNEL="MACH_KERNEL"
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fi
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if [ -f "/flash/com.apple.Boot.plist" -a -f "/flash/boot.efi" ]; then
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UPDATE_KERNEL="MACH_KERNEL"
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fi
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UPDATE_TAR=`ls -1 "$UPDATE_DIR"/*.tar 2>/dev/null | head -n 1`
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if [ -f "$UPDATE_DIR/$UPDATE_KERNEL" -a -f "$UPDATE_DIR/$UPDATE_SYSTEM" -o -f "$UPDATE_TAR" ] ; then
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@ -527,18 +527,20 @@
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fi
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# check md5 sums if .nocheck doesn't exist
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if [ "$MD5_NOCHECK" -eq "0" -a -f "$UPDATE_DIR/${UPDATE_KERNEL}.md5" -a -f "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" ] ; then
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sed -i 's#target#/storage/.update#g' "$UPDATE_DIR/${UPDATE_KERNEL}.md5"
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sed -i 's#target#/storage/.update#g' "$UPDATE_DIR/${UPDATE_SYSTEM}.md5"
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if [ "$MD5_NOCHECK" -eq "0" ] ; then
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if [ -f "$UPDATE_DIR/${UPDATE_KERNEL}.md5" -a -f "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" ] ; then
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sed -i 's#target#/storage/.update#g' "$UPDATE_DIR/${UPDATE_KERNEL}.md5"
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sed -i 's#target#/storage/.update#g' "$UPDATE_DIR/${UPDATE_SYSTEM}.md5"
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echo "Checking ${UPDATE_KERNEL}.md5..."
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md5sum -c "$UPDATE_DIR/${UPDATE_KERNEL}.md5" || MD5_FAILED="1"
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echo "Checking ${UPDATE_KERNEL}.md5..."
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md5sum -c "$UPDATE_DIR/${UPDATE_KERNEL}.md5" || MD5_FAILED="1"
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echo "Checking ${UPDATE_SYSTEM}.md5..."
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md5sum -c "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" || MD5_FAILED="1"
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else
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echo "missing ${UPDATE_KERNEL}.md5 or ${UPDATE_SYSTEM}.md5..."
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MD5_FAILED="1"
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echo "Checking ${UPDATE_SYSTEM}.md5..."
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md5sum -c "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" || MD5_FAILED="1"
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else
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echo "missing ${UPDATE_KERNEL}.md5 or ${UPDATE_SYSTEM}.md5..."
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MD5_FAILED="1"
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fi
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fi
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# get sizes
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@ -615,7 +617,7 @@
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error "check arguments" "boot argument can't be FILE type..."
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fi
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# main boot sequence
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# main boot sequence
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for BOOT_STEP in \
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load_modules \
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check_disks \
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@ -630,20 +632,20 @@
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BOOT_STEP=final
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# move some special filesystems
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# move some special filesystems
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/bin/busybox mount --move /dev /sysroot/dev
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/bin/busybox mount --move /proc /sysroot/proc
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/bin/busybox mount --move /sys /sysroot/sys
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# tell OE settings addon to disable updates
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# tell OE settings addon to disable updates
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if [ "$UPDATE_DISABLED" = "yes" ] ; then
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echo "" > /sysroot/dev/.update_disabled
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fi
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# swap can not be used over nfs.(see scripts/mount-swap)
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# swap can not be used over nfs.(see scripts/mount-swap)
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if [ "$STORAGE_NETBOOT" = "yes" ] ; then
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echo "" > /sysroot/dev/.storage_netboot
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fi
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# switch to new sysroot and start real init
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# switch to new sysroot and start real init
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exec /bin/busybox switch_root /sysroot /lib/systemd/systemd $INIT_ARGS
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error "switch_root" "Error in initramfs. Could not switch to new root"
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