b6920bdf66
* Can be used to write partition images to a storage device that has the correct partition structure after flashing an image created by mkimg.sh. * Poor man's alternative to fastboot flash boot boot.img fastboot flash system system.img fastboot flash vendor vendor.img fastboot erase userdata
137 lines
3.1 KiB
Bash
Executable File
137 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright (C) 2025 KonstaKANG
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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exit_with_error() {
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echo $@
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exit 1
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}
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check_device() {
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for PARTITION in "1" "2" "3" "4"; do
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if [ ! -b /dev/${1}${PARTITION} ]; then
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return 1
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fi
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done
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PARTITION1=$(lsblk -o LABEL,SIZE -b /dev/${1}1 | tail -n 1)
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PARTITION2=$(lsblk -o LABEL,SIZE -b /dev/${1}2 | tail -n 1)
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PARTITION3=$(lsblk -o LABEL,SIZE -b /dev/${1}3 | tail -n 1)
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PARTITION4=$(lsblk -o LABEL,SIZE -b /dev/${1}4 | tail -n 1)
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if [ $(echo ${PARTITION1} | awk {'print $1'}) != "boot" ] || [ $(echo ${PARTITION1} | awk {'print $2'}) != "134217728" ]; then
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return 1
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fi
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if [ $(echo ${PARTITION2} | awk {'print $1'}) != "/" ] || [ $(echo ${PARTITION2} | awk {'print $2'}) != "2147483648" ]; then
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return 1
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fi
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if [ $(echo ${PARTITION3} | awk {'print $1'}) != "vendor" ] || [ $(echo ${PARTITION3} | awk {'print $2'}) != "268435456" ]; then
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return 1
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fi
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if [ $(echo ${PARTITION4} | awk {'print $1'}) != "userdata" ]; then
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return 1
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fi
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DEVICE=${1}
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return 0
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}
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find_device() {
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for SDX in "sda" "sdb" "sdc" "sdd"; do
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check_device ${SDX}
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if [ $? == "0" ]; then
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break
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fi
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done
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if [ -z ${DEVICE} ]; then
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exit_with_error "Unable to find suitable block device!"
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fi
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}
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confirm() {
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echo "Build target ${1}..."
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if [ "${2}" == "wipe" ]; then
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echo "Wiping userdata partition..."
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else
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echo "Writing ${2} image..."
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fi
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echo "Writing to device /dev/${DEVICE}..."
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lsblk -o NAME,LABEL,SIZE /dev/${DEVICE}
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read -p "Continue (y/n)? " -n 1 -r RESPONSE
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echo ""
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if [[ ! ${RESPONSE} =~ ^[Yy]$ ]]; then
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exit_with_error "Exiting!"
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fi
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}
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write_partition() {
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if [ ! -f ${ANDROID_PRODUCT_OUT}/${1}.img ]; then
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exit_with_error "Partition image not found. Run 'make ${1}image' first."
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fi
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echo "Copying ${1}..."
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sudo umount /dev/${DEVICE}${2}
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sudo dd if=${ANDROID_PRODUCT_OUT}/${1}.img of=/dev/${DEVICE}${2} bs=1M
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}
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wipe_userdata() {
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echo "Creating userdata..."
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sudo umount /dev/${DEVICE}4
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sudo wipefs -a /dev/${DEVICE}4
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sudo mkfs.ext4 /dev/${DEVICE}4 -I 512 -L userdata
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}
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finish() {
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sync
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echo "Done!"
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exit 0
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}
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if [ -z ${TARGET_PRODUCT} ]; then
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exit_with_error "TARGET_PRODUCT environment variable is not set. Run lunch first."
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fi
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if [ -z ${ANDROID_PRODUCT_OUT} ]; then
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exit_with_error "ANDROID_PRODUCT_OUT environment variable is not set. Run lunch first."
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fi
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TARGET=$(echo ${TARGET_PRODUCT} | sed 's/^aosp_//')
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DEVICE=
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if [ -z $1 ]; then
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find_device
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confirm ${TARGET} "boot, system, and vendor"
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write_partition boot 1
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write_partition system 2
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write_partition vendor 3
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finish
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elif [ ! -z $1 ] && [ $1 == "boot" ]; then
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find_device
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confirm ${TARGET} "boot"
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write_partition boot 1
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finish
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elif [ ! -z $1 ] && [ $1 == "system" ]; then
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find_device
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confirm ${TARGET} "system"
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write_partition system 2
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finish
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elif [ ! -z $1 ] && [ $1 == "vendor" ]; then
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find_device
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confirm ${TARGET} "vendor"
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write_partition vendor 3
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finish
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elif [ ! -z $1 ] && [ $1 == "wipe" ]; then
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find_device
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confirm ${TARGET} "wipe"
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wipe_userdata
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finish
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else
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exit_with_error "Usage: $0 [boot|system|vendor|wipe]"
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fi
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