mirror of https://github.com/n4ru/1vyrain
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136 lines
5.3 KiB
Bash
136 lines
5.3 KiB
Bash
#!/bin/bash
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# init
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clear
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echo " d888 d8b "
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echo "d8888 Y8P "
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echo " 888 "
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echo " 888 888 888 888 888 888d888 8888b. 888 88888b. "
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echo " 888 888 888 888 888 888P\` \`88b 888 888 \`88b "
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echo " 888 Y88 88P 888 888 888 .d888888 888 888 888 "
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echo " 888 Y8bd8P Y88b 888 888 888 888 888 888 888 "
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echo "8888888 Y88P \`Y88888 888 \`Y888888 888 888 888 "
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echo " 888 "
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echo " Y8b d88P "
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echo " \`Y88P\` "
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echo "Software-based jailbreak for IvyBridge (xx30) series ThinkPads"
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echo "Revision 3"
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# Give the network time to come online
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if ! ping -q -c 1 -W 1 8.8.8.8 >/dev/null; then echo -e "\e[1;32mWaiting 10 seconds for Network...\e[0m" && sleep 10; fi
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# update script if networked
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if [[ $updated != "r3" ]] && ping -q -c 1 -W 1 8.8.8.8 >/dev/null; then
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rm /home/ivy/start.sh
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wget -q https://1vyra.in/start.sh --no-check-certificate -O /home/ivy/start.sh
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export updated="r3"
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echo 'export updated=r3' >> /home/ivy/.bashrc
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bash /home/ivy/start.sh
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exit 1
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fi
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# verify EFI vars
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if [ ! -d "/sys/firmware/efivars" ] && [ ! -d "/sys/firmware/efi" ]; then
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echo -e "\e[1;31mEFI Vars not found! Make sure you are running in UEFI mode! Exiting.\e[0m"
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exit 1
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fi
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# Get BIOS version
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bios=$(dmidecode -t bios | grep -i version | awk {'print $2'})
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machine=$(dmidecode -t system | grep -i "Family" | awk {'print $3$4'})
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version=$(dmidecode -t bios | grep -i "Version" | awk {'print $3'} | sed 's/(//g' | sed 's/\.//g')
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valid="false"
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# Check if BIOS version is valid
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case $machine in
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X230Tablet|X230t)
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if [ "259" -gt "$version" ]; then machine="X230t" && valid="true"; fi ;;
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X230|T530)
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if [ "261" -gt "$version" ]; then valid="true"; fi ;;
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T430)
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if [ "265" -gt "$version" ]; then valid="true"; fi ;;
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T430s)
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if [ "260" -gt "$version" ]; then valid="true"; fi ;;
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W530)
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if [ "259" -gt "$version" ]; then valid="true"; fi ;;
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esac
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if [ $valid == "false" ]; then
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echo -e "\e[1;31mNo Valid BIOS detected. Please downgrade to a supported BIOS. Exiting.\e[0m"
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exit 1
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else
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echo -e "\e[1;32mDetected Compatible Configuration - $machine $bios ($(dmidecode -t bios | grep -i "Version" | awk {'print $3'} | sed 's/(//g')).\e[0m"
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fi
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read -p "Press Enter key to start the jailbreak. Your ThinkPad will suspend as part of the process. Press the power button to wake it up!"
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/home/ivy/chipsec/chipsec_main.py -m tools.uefi.s3script_modify -a replace_op,mmio_wr,0xFED1F804,0x6009,0x2
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systemctl suspend
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echo "Waiting for wake from S3 sleep..."
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sleep 5
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setpci -s 00:1f.0 dc.b=09
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/home/ivy/chipsec/chipsec_util.py mmio write SPIBAR 0x74 0x4 0xAAF0800
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/home/ivy/chipsec/chipsec_util.py mmio write SPIBAR 0x78 0x4 0xADE0AD0
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/home/ivy/chipsec/chipsec_util.py mmio write SPIBAR 0x7C 0x4 0xB100B10
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/home/ivy/chipsec/chipsec_util.py mmio write SPIBAR 0x80 0x4 0xBFF0B40
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# make sure BIOS is writable now
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if [ $(/home/ivy/chipsec/chipsec_main.py -m common.bios_wp | sed 's/\n//g' | grep -c 'None of the SPI protected ranges write-protect BIOS region') == 0 ]; then
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echo -e "\e[1;31mBIOS still write-protected! Something went wrong. Exiting.\e[0m"
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exit 1
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fi
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echo -e "\e[1;32mPlease enter a choice:\e[0m"
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echo "1) Flash Modified Lenovo BIOS"
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echo "2) Flash a custom BIOS from URL"
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echo "3) Shutdown / Abort Procedure"
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echo "4) Flash a backup BIOS if it exists"
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read choice
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case $choice in
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"2")
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echo "Enter the full URL for your 4MB BIOS file. Double, triple, and QUADRUPLE check that you are providing the CORRECT file! "
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read userInput
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if [[ -n "$userInput" ]]
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then
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echo "Downloading from $userInput"
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wget $userInput -O /home/ivy/bios/custom.rom
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machine="custom"
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fi
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;;
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"4")
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mv /home/ivy/bios/backup.rom /home/ivy/bios/backuptemp.rom
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machine="backuptemp"
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;;
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"3") shutdown NOW ;;
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*) ;;
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esac
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read -p "Press Enter key to begin flashing your jailbroken BIOS! Do NOT let the ThinkPad shut off during this process, you will need a hardware programmer to fix it!"
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# backup BIOS first each time
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echo -e "\e[1;32mBacking up existing BIOS...\e[0m"
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rm /home/ivy/bios/backup.rom &> /dev/null
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/home/ivy/flashrom/flashrom -p internal:laptop=force_I_want_a_brick -r /home/ivy/bios/backup_12.rom --ifd -i bios -N
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dd if=/home/ivy/bios/backup_12.rom of=/home/ivy/bios/backup.rom bs=1M skip=$([[ $machine == "T430s" ]] && echo 12 || echo 8)
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rm /home/ivy/bios/backup_12.rom &> /dev/null
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echo -e "\e[1;32mFlashing BIOS...\e[0m"
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# pad the BIOS to 12MB or 16MB before flashing
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dd if=/dev/zero of=/home/ivy/bios/pad bs=1M count=$([[ $machine == "T430s" ]] && echo 12 || echo 8)
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cat /home/ivy/bios/pad /home/ivy/bios/$machine.rom > /home/ivy/bios/rom.temp
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# delete custom and temporary backup
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rm /home/ivy/bios/custom.rom &> /dev/null
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rm /home/ivy/bios/backuptemp.rom &> /dev/null
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/home/ivy/flashrom/flashrom -p internal:laptop=force_I_want_a_brick -w /home/ivy/bios/rom.temp --ifd -i bios -N
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rm /home/ivy/bios/rom.temp
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read -p "All done! Press Enter key to restart your ThinkPad or CTRL+C to exit to shell."
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reboot NOW |