=== Making Car Build ===
See the diff file gta4xlwifi_lineage-20.diff.txt
Sources for changes:
- Car Build
  - https://www.reddit.com/r/LineageOS/comments/1bkmnun/error_in_building_android_automotive_os_for/
- Developer Settings Fix
  - https://review.lineageos.org/c/LineageOS/android_packages_modules_adb/+/380254
  - https://github.com/LineageOS/android_device_lineage_sepolicy/commit/ac2362bf410ad8497a7767f56b5f0a3808c6d04d
- Rotation Enabling
  - https://github.com/LineageOS/android_device_lineage_car/commit/d8ef5acd25a56158cba376131d96766b84564b76

=== Extracting proprietary blobs ===
# Doesn't work for lineage-20-gta4xlwifi

# unzip /PUBLIC/s/lineage-20.0-20240608-nightly-gta4xlwifi-signed.zip \
unzip /PUBLIC/s/lineage-19.1-20230517-nightly-gta4xlwifi-signed.zip \
system.transfer.list system.new.dat* \
vendor.transfer.list vendor.new.dat* \
odm.transfer.list odm.new.dat* \
product.transfer.list product.new.dat* \
system_ext.transfer.list system_ext.new.dat*


brotli --decompress --output=system.new.dat system.new.dat.br
brotli --decompress --output=vendor.new.dat vendor.new.dat.br
brotli --decompress --output=odm.new.dat odm.new.dat.br
brotli --decompress --output=product.new.dat product.new.dat.br
brotli --decompress --output=system_ext.new.dat system_ext.new.dat.br

git clone https://github.com/xpirt/sdat2img

python sdat2img/sdat2img.py system.transfer.list system.new.dat system.img
python sdat2img/sdat2img.py vendor.transfer.list vendor.new.dat vendor.img
python sdat2img/sdat2img.py odm.transfer.list odm.new.dat odm.img
python sdat2img/sdat2img.py product.transfer.list product.new.dat product.img
python sdat2img/sdat2img.py system_ext.transfer.list system_ext.new.dat system_ext.img

# May or may not be necessary
umount system/vendor/
umount system/odm/
umount system/product/
umount system/system_ext/
umount system/

mkdir system

mount system.img system/
mount vendor.img system/vendor/
mount odm.img system/odm/
mount product.img system/product/
mount system_ext.img system/system_ext/

cd /LINEAGE/device/samsung/gta4xlwifi/
./extract-files.sh ~/system_dump



=== Some heimdall commands tried ===
heimdall flash \
--BOOT boot.img \
--CACHE cache.img \
--CM cm.bin \
--DTBO dtbo.img \
--KEYSTORAGE keystorage.bin \
--METADATA metadata.img \
--OMR omr.img \
--OPTICS optics.img \
--PRISM prism.img \
--RECOVERY recovery.img \
--BOOTLOADER sboot.bin \
--SUPER super.img \
--UH uh.bin \
--UP_PARAM up_param.bin \
--USERDATA userdata.img \
--VBMETA vbmeta.img \
--VBMETA_SAMSUNG vbmeta_samsung.img