Files
android_device_brcm_rpi4/mkimg.sh
2025-06-08 12:26:35 +03:00

96 lines
2.1 KiB
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Executable File

#!/bin/bash
#
# Copyright (C) 2021-2022 KonstaKANG
#
# SPDX-License-Identifier: Apache-2.0
#
exit_with_error() {
echo $@
exit 1
}
if [ -z ${TARGET_PRODUCT} ]; then
exit_with_error "TARGET_PRODUCT environment variable is not set. Run lunch first."
fi
if [ -z ${ANDROID_PRODUCT_OUT} ]; then
exit_with_error "ANDROID_PRODUCT_OUT environment variable is not set. Run lunch first."
fi
for PARTITION in "boot" "system" "vendor"; do
if [ ! -f ${ANDROID_PRODUCT_OUT}/${PARTITION}.img ]; then
exit_with_error "Partition image not found. Run 'make ${PARTITION}image' first."
fi
done
VERSION=RaspberryVanillaAOSP14
DATE=$(date +%Y%m%d)
TARGET=$(echo ${TARGET_PRODUCT} | sed 's/^aosp_//')
IMGNAME=${VERSION}-${DATE}-${TARGET}.img
IMGSIZE=14848MiB
if [ -f ${ANDROID_PRODUCT_OUT}/${IMGNAME} ]; then
exit_with_error "${ANDROID_PRODUCT_OUT}/${IMGNAME} already exists!"
fi
echo "Creating image file ${ANDROID_PRODUCT_OUT}/${IMGNAME}..."
sudo fallocate -l ${IMGSIZE} ${ANDROID_PRODUCT_OUT}/${IMGNAME}
sync
echo "Creating partitions..."
(
echo o
echo n
echo p
echo 1
echo
echo +128M
echo n
echo p
echo 2
echo
echo +2560M
echo n
echo p
echo 3
echo
echo +256M
echo n
echo p
echo
echo
echo t
echo 1
echo c
echo a
echo 1
echo w
) | sudo fdisk ${ANDROID_PRODUCT_OUT}/${IMGNAME}
sync
LOOPDEV=$(sudo kpartx -av ${ANDROID_PRODUCT_OUT}/${IMGNAME} | awk 'NR==1{ sub(/p[0-9]$/, "", $3); print $3 }')
if [ -z ${LOOPDEV} ]; then
exit_with_error "Unable to find loop device!"
fi
echo "Image mounted as /dev/${LOOPDEV}"
sleep 1
echo "Copying boot..."
sudo dd if=${ANDROID_PRODUCT_OUT}/boot.img of=/dev/mapper/${LOOPDEV}p1 bs=1M
echo "Copying system..."
sudo dd if=${ANDROID_PRODUCT_OUT}/system.img of=/dev/mapper/${LOOPDEV}p2 bs=1M
echo "Copying vendor..."
sudo dd if=${ANDROID_PRODUCT_OUT}/vendor.img of=/dev/mapper/${LOOPDEV}p3 bs=1M
echo "Creating userdata..."
sudo mkfs.ext4 /dev/mapper/${LOOPDEV}p4 -I 512 -L userdata
sync
sudo kpartx -d "/dev/${LOOPDEV}"
sudo losetup -d "/dev/${LOOPDEV}"
sudo chown ${USER}:${USER} ${ANDROID_PRODUCT_OUT}/${IMGNAME}
echo "Done, created ${ANDROID_PRODUCT_OUT}/${IMGNAME}!"
exit 0