@ -13,6 +13,17 @@ echo " 888 "
echo " Y8b d88P "
echo " \`Y88P\` "
echo "Software-based jailbreak for IvyBridge (xx30) series ThinkPads"
echo "Revision 1"
# update script if networked
if [ $updated != "true" ] && ping -q -c 1 -W 1 8.8.8.8 >/dev/null; then
echo "\e[1;31mNetworking detected. Checking for 1vyrain Updates...\e[0m"
rm /home/ivy/start.sh
wget -q https://raw.githubusercontent.com/n4ru/1vyrain/master/start.sh -O /home/ivy/start.sh
export updated = "true"
bash /home/ivy/start.sh
exit 1
fi
# verify EFI vars
if [ ! -d "/sys/firmware/efivars" ] && [ ! -d "/sys/firmware/efi" ] ; then
@ -22,12 +33,14 @@ fi
# Get BIOS version
bios = $( dmidecode -t bios | grep -i version | awk { 'print $2' } )
machine = $( dmidecode -t system | grep -i "Family" | awk { 'print $3 '} )
machine = $( dmidecode -t system | grep -i "Family" | awk { 'print $3 $4 '} )
version = $( dmidecode -t bios | grep -i "Version" | awk { 'print $3' } | sed 's/(//g' | sed 's/\.//g' )
valid = "false"
# Check if BIOS version is valid
case $machine in
X230Tablet| X230t)
if [ "259" -gt " $version " ] ; then machine = "X230t" && valid = "true" ; fi ; ;
X230| T530)
if [ "261" -gt " $version " ] ; then valid = "true" ; fi ; ;
T430)
@ -71,6 +84,7 @@ echo -e "\e[1;32mPlease enter a choice:\e[0m"
echo "1) Flash Modified Lenovo BIOS"
echo "2) Flash a custom BIOS from URL"
echo "3) Shutdown / Abort Procedure"
echo "4) Flash a backup BIOS if it exists"
read choice
case $choice in
"2" )
@ -83,18 +97,31 @@ case $choice in
machine = "custom"
fi
; ;
"4" )
mv /home/ivy/bios/backup.rom /home/ivy/bios/backuptemp.rom
machine = "backuptemp"
; ;
"3" ) shutdown NOW ; ;
*) ; ;
esac
read -p "Press Enter key to begin flashing your jailbroken BIOS! Do NOT let the ThinkPad shut off during this process, you will need a hardware programmer to fix it!"
# backup BIOS first each time
echo -e "\e[1;32mBacking up existing BIOS...\e[0m"
rm /home/ivy/bios/backup.rom & > /dev/null
/home/ivy/flashrom/flashrom -p internal -r /home/ivy/bios/backup_12.rom --ifd -i bios -N
dd if = /home/ivy/bios/backup_12.rom of = /home/ivy/bios/backup.rom bs = 1M skip = 8
rm /home/ivy/bios/backup_12.rom & > /dev/null
echo -e "\e[1;32mFlashing BIOS...\e[0m"
# pad the BIOS to 12MB before flashing
dd if = /dev/zero of = /home/ivy/bios/8MB bs = 1M count = 8
cat /home/ivy/bios/8MB /home/ivy/bios/$machine .rom > /home/ivy/bios/$machine .temp
rm /home/ivy/bios/custom.rom
# delete custom and temporary backup
rm /home/ivy/bios/custom.rom & > /dev/null
rm /home/ivy/bios/backuptemp.rom & > /dev/null
/home/ivy/flashrom/flashrom -p internal -w /home/ivy/bios/$machine .temp --ifd -i bios -N