assert(getprop("ro.product.device") == "nx" || getprop("ro.build.product") == "nx" || 
       getprop("ro.product.device") == "nx_tab" || getprop("ro.build.product") == "nx_tab" || abort("E3004: This package is for device: nx,nx_tab; this device is " + getprop("ro.product.device") + "."););

  ui_print("Flashing updated bootloader for " + getprop(ro.hardware));
  run_program("/system/bin/mkdir", "-p", "/mnt/vendor/hos_data");
  run_program("/system/bin/mount", "/dev/block/by-name/hos_data", "/mnt/vendor/hos_data");
  package_extract_file("firmware-update/bl31.bin", "/mnt/vendor/hos_data/switchroot/android/bl31.bin");
  package_extract_file("firmware-update/bl33.bin", "/mnt/vendor/hos_data/switchroot/android/bl33.bin");
  package_extract_file("firmware-update/boot.scr", "/mnt/vendor/hos_data/switchroot/android/boot.scr");
  run_program("/system/bin/umount", "/mnt/vendor/hos_data");


  package_extract_file("install/nx-plat.dtimg", "/dev/block/by-name/dtb");

ui_print("Target: NVIDIA/nx/nx:11/RQ1A.210105.003/7825230_4040.2147:user/release-keys");
package_extract_dir("install", "/tmp/install");
set_metadata_recursive("/tmp/install", "uid", 0, "gid", 0, "dmode", 0755, "fmode", 0644);
set_metadata_recursive("/tmp/install/bin", "uid", 0, "gid", 0, "dmode", 0755, "fmode", 0755);
map_partition("vendor");
map_partition("product");
map_partition("system_ext");
run_program("/tmp/install/bin/backuptool.sh", "backup", map_partition("system"), "ext4");

# --- Start patching dynamic partitions ---


# Update dynamic partition metadata

assert(update_dynamic_partitions(package_extract_file("dynamic_partitions_op_list"), package_extract_file("unsparse_super_empty.img")));

# Patch partition system

ui_print("Patching system image unconditionally...");
show_progress(0.500000, 0);
block_image_update(map_partition("system"), package_extract_file("system.transfer.list"), "system.new.dat.br", "system.patch.dat") ||
  abort("E1001: Failed to update system image.");

# Patch partition vendor

ui_print("Patching vendor image unconditionally...");
show_progress(0.100000, 0);
block_image_update(map_partition("vendor"), package_extract_file("vendor.transfer.list"), "vendor.new.dat.br", "vendor.patch.dat") ||
  abort("E2001: Failed to update vendor image.");

# Patch partition product

ui_print("Patching product image unconditionally...");
show_progress(0.100000, 0);
block_image_update(map_partition("product"), package_extract_file("product.transfer.list"), "product.new.dat.br", "product.patch.dat") ||
  abort("E2001: Failed to update product image.");

# Patch partition odm

ui_print("Patching odm image unconditionally...");
show_progress(0.100000, 0);
block_image_update(map_partition("odm"), package_extract_file("odm.transfer.list"), "odm.new.dat.br", "odm.patch.dat") ||
  abort("E2001: Failed to update odm image.");

# Patch partition system_ext

ui_print("Patching system_ext image unconditionally...");
show_progress(0.100000, 0);
block_image_update(map_partition("system_ext"), package_extract_file("system_ext.transfer.list"), "system_ext.new.dat.br", "system_ext.patch.dat") ||
  abort("E2001: Failed to update system_ext image.");

# --- End patching dynamic partitions ---

show_progress(0.020000, 10);
map_partition("vendor");
map_partition("product");
map_partition("system_ext");
run_program("/tmp/install/bin/backuptool.sh", "restore", map_partition("system"), "ext4");
package_extract_file("boot.img", "/dev/block/by-name/boot");
show_progress(0.100000, 10);
set_progress(1.000000);
