253 lines
8.6 KiB
Bash
Executable File
253 lines
8.6 KiB
Bash
Executable File
#!/bin/sh
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# Quick and dirty NAND init by Rajko
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# modified by rafpigna to add ext data mount
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# modified to increase speed and I/O
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# modified to support some configs on boot
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# 20 jan 2011
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#
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# please if you use my work, send me a line
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# and write my name somewhere
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# v2 - 1 Feb 2011
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#
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# modified to add a2sd support from Dark Tremor
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# so that the phone doesn't boot loop and users
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# can change on the fly
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# 22 Fen 2010 - arif-ali
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fail() {
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echo "Failed"
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echo "$1"
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exec /bin/sh
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}
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exec_init() {
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# cleanup
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umount /system
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umount /data
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sleep 1
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umount /bootsdcard
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rmdir /bootsdcard
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# execute android init
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exec /init.android
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}
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echo "Booting linux from NAND partitions"
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mount -t proc proc /proc
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mount -t sysfs sys /sys
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mkdir -m 0777 /dev/block
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mknod -m 0666 /dev/block/mmcblk0 b 179 0
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mknod -m 0666 /dev/block/mmcblk0p1 b 179 1
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mknod -m 0666 /dev/block/mmcblk0p2 b 179 2
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# wait for sdcard
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while [ ! -b /dev/block/mmcblk0 ]; do
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sleep 1
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done
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sleep 2
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#Configure Devices
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MAKEDEVS
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PATH=/sbin:/bin:/system/sbin:/system/bin:/system/xbin:/system/xbin/bb:/data/local/bin
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echo "Mounting debugfs"
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mount -t debugfs none /dbgfs
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echo "Activating backlight control..."
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echo 3 > /sys/class/htc_hw/test
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echo "Enabling smooth scrolling..."
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echo 40 > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold
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echo "Activating full charging..."
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echo 2 > /dbgfs/htc_battery/charger_state
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echo 1024 > /dbgfs/micropklt_dbg/sleep_leds
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echo "+++++++ Tweaking MMC read-ahead by Rafpigna +++++++"
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mmcfolder="/sys/devices/platform/msm_sdcc.2/mmc_host/mmc1"
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cd $mmcfolder
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folderlist=`ls -1`
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mmcresult=`echo $folderlist | grep -o '\bmmc1:\w*' | sed 's/mmc1://'`
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echo 32 > /sys/devices/platform/msm_sdcc.2/mmc_host/mmc1/mmc1:$mmcresult/block/mmcblk0/queue/read_ahead_kb
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echo "+++++++ Auto-off keyled backlight by Rafpigna +++++++"
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echo 0 > /sys/devices/platform/btn_backlight_manager/auto_off
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####################################################
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###### configs on boot ############################
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###### idea by Dandiest, modified by me (rafpigna) #
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####################################################
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#first, mount sd card
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# assume single partition, if found partition 1 use that
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echo "+++++++ STARTING UPDATE SCRIPT +++++++"
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echo "+++++++ MOUNTING SD CARD +++++++"
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sdcard_partition=mmcblk0
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[ -d /sys/block/mmcblk0/mmcblk0p1 ] && sdcard_partition=mmcblk0p1
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# run fsck
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# dosfsck -y /dev/block/$sdcard_partition
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# mount sdcard
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mkdir -m 0700 /bootsdcard
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mount -t vfat -o fmask=0111,dmask=0000,rw,utf8,noatime,nodiratime /dev/block/$sdcard_partition /bootsdcard || bootsdcard=0
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sleep 1
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if [ $bootsdcard -eq 0 ]; then
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# cleanup
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rmdir /bootsdcard
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rm -f /dev/block/mmcblk0
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rm -f /dev/block/mmcblk0p1
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rm -f /dev/block/mmcblk0p2
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# run init
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exec_init
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fi
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# prepare
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data_dir=/bootsdcard
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init_log=/bootsdcard/init.log
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update_dir=/bootsdcard/updates
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# clear previous init.log
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if [ -f $init_log ]; then
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rm -f $init_log
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fi
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echo "+++++++ READING CONFIG FILE +++++++"
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# read config file
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config_file=$data_dir/config.txt
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if [ -f $config_file ]; then
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config=`awk -v RS='\r\n' -v ORS=' ' 1 $config_file`
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gps_zone=`echo $config | grep -o '\bgps_zone=\w*' | sed 's/gps_zone=//'`
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ppp_mode=`echo $config | grep -o '\bppp_mode=\w*' | sed 's/ppp_mode=//'`
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sd_boost=`echo $config | grep -o '\bsd_boost=\w*' | sed 's/sd_boost=//'`
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a2sd_mode=`echo $config | grep -o '\ba2sd_mode=\w*' | sed 's/a2sd_mode=//'`
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fi
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#write the values to logfile to have possibility to check if they are right
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echo "gps_zone" >> $init_log
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echo $gps_zone >> $init_log
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echo "ppp_mode" >> $init_log
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echo $ppp_mode >> $init_log
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echo "sd_boost" >> $init_log
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echo $sd_boost >> $init_log
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echo "a2sd_mode" >> $init_log
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echo $a2sd_mode >> $init_log
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# load default value
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[ -z $ppp_mode ] && ppp_mode=0
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[ -z $sd_boost ] && sd_boost=0
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[ -z $a2sd_mode ] && a2sd_mode="dalvik"
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[ -z $gps_zone ] && gps_zone="us"
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echo "+++++++ MOUNTING MTD SYSTEM +++++++"
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# define partitions
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system_partition=`grep system /proc/mtd | cut -d: -f1 | sed 's/mtd/mtdblock/'`
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mount -t yaffs2 -o rw /dev/block/$system_partition /system >> $init_log
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data_partition=`grep userdata /proc/mtd | cut -d: -f1 | sed 's/mtd/mtdblock/'`
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mount -t yaffs2 -o rw /dev/block/$data_partition /data >> $init_log
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echo "+++++++ MOUNTED MTD SYSTEM +++++++" >> $init_log
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#20 jan 2011
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#ext3 can be mounted as ext4 with that option improving performances without major drawbacks
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#reference: https://wiki.archlinux.org/index.php/Ext4#Mounting_ext3_Partitions_as_ext4_Without_Converting
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#if second partition exists, mount it as data. if not exists, uncomment line in init.rc to mount data on yaffs
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#also init.rc must be changed to mount /data on nand userdata if ext partition does not exists
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if [ -d /sys/block/mmcblk0/mmcblk0p2 ] ; then
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echo "Ext partition found. Mounting data on EXT"
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echo "Ext partition found. Mounting data on EXT" >> $init_log
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# Added by arif-ali
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# set a2sd mode
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if [ "$a2sd_mode" == "a2sd" ]; then
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echo "+++++++ a2sd ACTVATED +++++++" >> $init_log
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echo "+++++++ a2sd ACTVATED +++++++"
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rm -rf /data/.noa2sd
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rm -rf /data/.dalvikcache
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elif [ "$a2sd_mode" == "dalvik" ]; then
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echo "+++++++ dalvik a2sd ACTVATED +++++++" >> $init_log
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echo "+++++++ dalvik a2sd ACTVATED +++++++"
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rm -rf /data/.noa2sd
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touch /data/.dalvikcache
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elif [ "$a2sd_mode" == "data" ]; then
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echo "+++++++ data a2sd ACTVATED +++++++" >> $init_log
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echo "+++++++ data a2sd ACTVATED +++++++"
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rm -rf /data/.noa2sd
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touch /data/.dalvikcache
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touch /data/.datasd
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elif [ "$a2sd_mode" == "none" ]; then
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touch /data/.noa2sd
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echo "+++++++ a2sd DEACTVATED - running from NAND +++++++" >> $init_log
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echo "+++++++ a2sd DEACTVATED - running from NAND +++++++"
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else
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echo "+++++++ Default a2sd ACTVATED +++++++" >> $init_log
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echo "+++++++ Default a2sd ACTVATED +++++++"
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rm -rf /data/.noa2sd
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rm -rf /data/.datasd
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touch /data/.dalvikcache
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fi
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# Added by rafpigna
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# if [ $sd_boost -eq 1 ] ; then
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# echo "+++++++ SD BOOST ACTIVE +++++++"
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# echo "+++++++ SD BOOST ACTIVE +++++++" >> $init_log
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# /bin/tune2fs -O ^has_journal /dev/block/mmcblk0p2 >> $init_log
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# e2fsck -y -v -f /dev/block/mmcblk0p2 >> $init_log
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# /bin/tune2fs -O ^huge_file /dev/block/mmcblk0p2 >> $init_log
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# e2fsck -y -v -f /dev/block/mmcblk0p2 >> $init_log
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# /bin/tune2fs -l /dev/block/mmcblk0p2 >> $init_log
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# else
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# echo "+++++++ SD BOOST NOT ACTIVE +++++++"
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# echo "+++++++ SD BOOST NOT ACTIVE +++++++" >> $init_log
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# /bin/tune2fs -O has_journal /dev/block/mmcblk0p2 >> $init_log
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# e2fsck -y -v -f /dev/block/mmcblk0p2 >> $init_log
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# /bin/tune2fs -O huge_file /dev/block/mmcblk0p2 >> $init_log
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# e2fsck -y -v -f /dev/block/mmcblk0p2 >> $init_log
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# /bin/tune2fs -l /dev/block/mmcblk0p2 >> $init_log
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# fi
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echo "+++++++ MOUNTED DATA ON EXT +++++++"
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echo "+++++++ MOUNTED DATA ON EXT +++++++" >> $init_log
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else
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echo "Ext partition not found. disabling a2sd"
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echo "Ext partition not found. disabling a2sd" >> $init_log
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sed -i 's|#mount yaffs2 mtd@userdata /data nosuid nodev noatime nodiratime|mount yaffs2 mtd@userdata /data nosuid nodev noatime nodiratime|' /init.rc
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echo "+++++++ MOUNTED DATA ON NAND +++++++" >> $init_log
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echo "+++++++ MOUNTED DATA ON NAND +++++++"
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fi
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# set gps zone
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if [ "$gps_zone" != "" ]; then
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current_gps_zone=`awk -F"=" '/NTP_SERVER/ {print $2}' /system/etc/gps.conf`
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[ "$gps_zone.pool.ntp.org" != "$current_gps_zone" ] && sed -i "s/$current_gps_zone/$gps_zone.pool.ntp.org/g" /system/etc/gps.conf
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echo "+++++++ GPS ZONE CHANGED +++++++" >> $init_log
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echo "+++++++ GPS ZONE CHANGED +++++++"
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fi
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# set ppp or rmnet
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if [ $ppp_mode -eq 1 ] ; then
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sed -i 's/nand_init .*/nand_init /' /init.rc
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#sed -i 's|insmod /system/lib/modules/msm_rmnet.ko|#insmod /system/lib/modules/msm_rmnet.ko|' /system/etc/init.d/01modules
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touch /system/ppp
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echo "+++++++ PPP MODE ACTIVATED +++++++" >> $init_log
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echo "+++++++ PPP MODE ACTIVATED +++++++"
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else
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sed -i 's/nand_init .*/nand_init rmnet_mode /' /init.rc
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#sed -i 's|#insmod /system/lib/modules/msm_rmnet.ko|insmod /system/lib/modules/msm_rmnet.ko|' /system/etc/init.d/01modules
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echo "+++++++ RMNET MODE ACTIVATED +++++++"
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echo "+++++++ RMNET MODE ACTIVATED +++++++" >> $init_log
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rm -rf /system/ppp
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fi
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####################################################
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###### configs on boot ############################
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###### idea by Dandiest, modified by me (rafpigna) #
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####################################################
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###################### END #########################
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######################################################
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# boot into Android
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# init shell finally done
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######################################################
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exec_init
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