User:Kevgor/Mavrothal scripts for XO 1.0

Mavrothal XO1 Scripts

October 2011

Overview

mavrothal and mav2 scripts are invoked one time at install in XO1 version of installrpms.sh

rc.local file is invoked at every boot.

Make room script

mav2.sh

#!/bin/sh
# This script will remove extra localization, dri, firmware and
# 256x256 icon files from the F14-based OLPC builds for the XO-1.
# Will also prevent installation of additional locales by new rpms
#
# mavrothal, GPL2, 2011
#
# No warranties.
#
# version 6. Works with jffs2

# Check if it is an XO-1
XOVER=`cat /sys/class/dmi/id/product_version`
if [ "$XOVER" != "1" ] ; then
	echo " This script is for the XO-1 only" 
	exit 0
fi

# Check if it is an OLPC build
BUILDORG=`cat /etc/issue | grep OLPC`
if [ "$BUILDORG" = "" ] ; then
	echo " This script is for OLPC builds only" 
	exit 0
fi

# Check if it is an F14 build
KERNVER=`uname -r | cut -d "." -f 3`
if [ "$KERNVER" != "35" ] ; then
	echo " This is script is for F14 builds only" 
	exit 0
fi

# Make sure we have language set
LANGVER=`cat /home/olpc/.i18n | cut -d "\"" -f2 | cut -d "_" -f 1`
if [ "$LANGVER" = "" ] ; then
	echo " There is no language set!" 
	echo " Please set language in the control panel"
	echo " and then reboot and run this script again"
	sleep 5
	exit 0
fi

# How much space do we have available before deletions
AVAILBEF=`df -B M / | awk 'END {print $4}' | tr -d 'M'` 

# Delete extra locales, dri and firmware files
OSVER=`ls /versions/pristine`
# Make sure we do not delete needed files
# Pristine Versions 
mv /versions/pristine/"$OSVER"/lib/firmware/usb8388.bin .
mv /versions/pristine/"$OSVER"/usr/share/locale/"$LANGVER"* .
mv /versions/pristine/"$OSVER"/usr/share/locale/locale.alias .
# Do delete what we do not need
rm -rf /versions/pristine/"$OSVER"/lib/firmware/*
rm -rf /versions/pristine/"$OSVER"/usr/share/locale/*
rm -rf /versions/pristine/"$OSVER"/usr/lib/dri/*
rm -rf /versions/pristine/"$OSVER"/usr/share/icons/*/256x256
# Restore needed
mv usb8388.bin /versions/pristine/"$OSVER"/lib/firmware/
mv "$LANGVER"* /versions/pristine/"$OSVER"/usr/share/locale/
mv locale.alias /versions/pristine/"$OSVER"/usr/share/locale/ 
# Run Versions
mv /versions/run/"$OSVER"/lib/firmware/usb8388.bin .
mv /versions/run/"$OSVER"/usr/share/locale/"$LANGVER"* .
mv /versions/run/"$OSVER"/usr/share/locale/locale.alias .
# Do delete what we do not need
rm -rf /versions/run/"$OSVER"/lib/firmware/*
rm -rf /versions/run/"$OSVER"/usr/share/locale/*
rm -rf /versions/run/"$OSVER"/usr/lib/dri/*
rm -rf /versions/run/"$OSVER"/usr/share/icons/*/256x256
# Restore needed
mv usb8388.bin /versions/run/"$OSVER"/lib/firmware/
mv "$LANGVER"* /versions/run/"$OSVER"/usr/share/locale/
mv locale.alias /versions/run/"$OSVER"/usr/share/locale/

# Prevent additional locales being installed by new RPMs
LANGVERLONG=`cat /home/olpc/.i18n | cut -d "\"" -f2 | cut -d "." -f 1`
echo  "%_install_langs "$LANGVER":"$LANGVERLONG"" > /etc/rpm/macros.lang
 
sleep 1

# How much space do we have available after deletions
AVAILAFT=`df -B M / | awk 'END {print $4}' | tr -d 'M'`

# How much did we delete
DELETED=`expr $AVAILAFT - $AVAILBEF`

echo " An additional $DELETED MB of disk space is now available"
sleep 3
exit 0

Copy persistent Start Swap script

mavrothal.sh - One time at install from USB into boot init area

#!/bin/sh
echo Mavrothal swap and cleanup
cp /media/PATRIOT/rc.local /etc/rc.d/rc.local
sync
echo Mavrothal Done
exit 0

Mavrothal Start Swap script

rc.local - Assumes linux-swap partition already created on 'esternal SD card which exists as /dev/mmcblk0p2

#!/bin/sh
#
# This script will be executed *after* all the other init scripts.
# You can put your own initialization stuff in here if you don't
# want to do the full Sys V style init stuff.

touch /var/lock/subsys/local
sleep 3
/sbin/swapon /dev/mmcblk0p2