| #!/bin/bash |
| |
| set -euo pipefail |
| |
| readonly script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" |
| readonly tools_dir=${script_dir} |
| |
| sign_boot_tool="${tools_dir}/signing-tool-g12a/sign-boot-g12a.sh" |
| sign_boot_tool_dev="${tools_dir}/signing-tool-g12a-dev/sign-boot-g12a-dev.sh" |
| efuse_gen="${tools_dir}/signing-tool-g12a-dev/efuse-gen.sh" |
| |
| |
| function usage() { |
| echo "usage: $(basename "$0") -p <bootloader-prebuilts-dir>" |
| echo "-r <signing-rsa-public-key-dir>" |
| echo "-a <encryption-aes-key-dir>" |
| echo "-b <firmware-antirollback-config>" |
| echo "-n" |
| echo "-u" |
| echo "-o <output-dir>" |
| } |
| |
| soc= |
| prebuilts= |
| fw_krsa_dir= |
| fw_kaes_dir= |
| bl_out_dir= |
| encryption_option="FIPbl3x" |
| postfix="signed" |
| unsigned_only="false" |
| ddrfw= |
| BL32_IMG= |
| hash_ver=2 |
| soc= |
| enable_antirollback="false" |
| fw_arb_config= |
| bl2_arb_cvn="0x0" |
| fip_arb_cvn="0x0" |
| bl30_arb_cvn="0x0" |
| bl31_arb_cvn="0x0" |
| bl32_arb_cvn="0x0" |
| bl33_arb_cvn="0x0" |
| |
| while getopts "s:h:p:r:a:b:uno:" opt; do |
| case $opt in |
| s) readonly soc="$OPTARG" ;; |
| h) readonly hash_ver="$OPTARG" ;; |
| p) readonly prebuilts="$OPTARG" ;; |
| r) readonly fw_krsa_dir="$OPTARG" ;; |
| a) readonly fw_kaes_dir="$OPTARG" ;; |
| b) readonly fw_arb_config="$OPTARG" ;; |
| n) readonly encryption_option="none" ;; |
| u) readonly unsigned_only="true"; encryption_option="none" ;; |
| o) readonly bl_out_dir="$OPTARG" ;; |
| \?) |
| echo "Invalid option: -$OPTARG" >&2 |
| usage |
| exit 2 |
| ;; |
| esac |
| done |
| |
| |
| soc_prebuilts=$prebuilts |
| if [[ -z $prebuilts || ! -d $soc_prebuilts ]]; then |
| echo "SoC bootloader prebuilts directory $soc_prebuilts does not exist" |
| usage |
| exit 1 |
| fi |
| |
| if [[ -z $bl_out_dir || ! -d $bl_out_dir ]]; then |
| echo "Output directory $bl_out_dir does not exist" |
| usage |
| exit 1 |
| fi |
| |
| if [ -e "${soc_prebuilts}/bl32.img" ]; then |
| BL32_IMG="${soc_prebuilts}/bl32.img" |
| fi |
| |
| ddrfw=$soc_prebuilts |
| soc_fw_krsa_dir=$fw_krsa_dir |
| soc_fw_kaes_dir=$fw_kaes_dir |
| |
| # Pre-defined key file in key directory |
| readonly rsa_root=${soc_fw_krsa_dir}/root.pem |
| readonly rsa_root0=${soc_fw_krsa_dir}/root0.pem |
| readonly rsa_root1=${soc_fw_krsa_dir}/root1.pem |
| readonly rsa_root2=${soc_fw_krsa_dir}/root2.pem |
| readonly rsa_root3=${soc_fw_krsa_dir}/root3.pem |
| readonly rsa_bl2=${soc_fw_krsa_dir}/bl2.pem |
| readonly rsa_bl30=${soc_fw_krsa_dir}/bl3xkey.pem |
| readonly rsa_bl31=${soc_fw_krsa_dir}/bl3xkey.pem |
| readonly rsa_bl32=${soc_fw_krsa_dir}/bl3xkey.pem |
| readonly rsa_bl33=${soc_fw_krsa_dir}/bl3xkey.pem |
| readonly rsa_kernel=${soc_fw_krsa_dir}/kernelkey.pem |
| |
| readonly kaes_bl2=${soc_fw_kaes_dir}/bl2aeskey |
| readonly kaes_bl30=${soc_fw_kaes_dir}/bl3xaeskey |
| readonly kaes_bl31=${soc_fw_kaes_dir}/bl3xaeskey |
| readonly kaes_bl32=${soc_fw_kaes_dir}/bl3xaeskey |
| readonly kaes_bl33=${soc_fw_kaes_dir}/bl3xaeskey |
| readonly kaes_kernel=${soc_fw_kaes_dir}/kernelaeskey |
| |
| readonly bl2_iv=${soc_fw_kaes_dir}/bl2aesiv |
| readonly bl30_iv=${soc_fw_kaes_dir}/bl3xaesiv |
| readonly bl31_iv=${soc_fw_kaes_dir}/bl3xaesiv |
| readonly bl32_iv=${soc_fw_kaes_dir}/bl3xaesiv |
| readonly bl33_iv=${soc_fw_kaes_dir}/bl3xaesiv |
| readonly kernel_iv=${soc_fw_kaes_dir}/kernelaesiv |
| |
| function check_rsa_key_files() { |
| if [[ -z fw_krsa_dir || ! -d $soc_fw_krsa_dir ]]; then |
| echo "SoC RSA key directory $soc_fw_krsa_dir does not exist" |
| usage |
| exit 1 |
| fi |
| |
| if [ ! -s ${rsa_root} ]; then |
| echo "Missing ${rsa_root} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_root0} ]; then |
| echo "Missing ${rsa_root0} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_root1} ]; then |
| echo "Missing ${rsa_root1} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_root2} ]; then |
| echo "Missing ${rsa_root2} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_root3} ]; then |
| echo "Missing ${rsa_root3} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_bl2} ]; then |
| echo "Missing ${rsa_bl2} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_bl30} ]; then |
| echo "Missing ${rsa_bl30} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_bl31} ]; then |
| echo "Missing ${rsa_bl31} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_bl32} ]; then |
| echo "Missing ${rsa_bl32} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_bl33} ]; then |
| echo "Missing ${rsa_bl33} RSA private key file" |
| exit 1 |
| fi |
| if [ ! -s ${rsa_kernel} ]; then |
| echo "Missing ${rsa_kernel} RSA private key file" |
| exit 1 |
| fi |
| } |
| |
| function check_aes_key_files() { |
| if [[ -z fw_kaes_dir || ! -d $soc_fw_kaes_dir ]]; then |
| echo "SoC AES encryption key directory $soc_fw_kaes_dir does not exist" |
| usage |
| exit 1 |
| fi |
| |
| if [ ! -s ${kaes_bl2} ]; then |
| echo "Missing ${kaes_bl2} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${kaes_bl30} ]; then |
| echo "Missing ${kaes_bl30} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${kaes_bl31} ]; then |
| echo "Missing ${kaes_bl31} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${kaes_bl32} ]; then |
| echo "Missing ${kaes_bl32} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${kaes_bl33} ]; then |
| echo "Missing ${kaes_bl33} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${kaes_kernel} ]; then |
| echo "Missing ${kaes_kernel} AES key file" |
| exit 1 |
| fi |
| } |
| |
| function check_aes_iv_files() { |
| if [[ -z fw_kaes_dir || ! -d $soc_fw_kaes_dir ]]; then |
| echo "SoC AES iv directory $soc_fw_kaes_dir does not exist" |
| usage |
| exit 1 |
| fi |
| |
| if [ ! -s ${bl2_iv} ]; then |
| echo "Missing ${bl2_iv} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${bl30_iv} ]; then |
| echo "Missing ${bl30_iv} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${bl31_iv} ]; then |
| echo "Missing ${bl31_iv} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${bl32_iv} ]; then |
| echo "Missing ${bl32_iv} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${bl33_iv} ]; then |
| echo "Missing ${bl33_iv} AES key file" |
| exit 1 |
| fi |
| if [ ! -s ${kernel_iv} ]; then |
| echo "Missing ${kernel_iv} AES key file" |
| exit 1 |
| fi |
| } |
| |
| soc_fw_arb_config=$fw_arb_config |
| if [[ ! -z $fw_arb_config && -s $soc_fw_arb_config ]]; then |
| while read line |
| do |
| eval "$line" |
| done < $soc_fw_arb_config |
| fi |
| |
| if [ $unsigned_only != "true" ]; then |
| check_rsa_key_files |
| fi |
| |
| encryption_flags= |
| |
| if [ $encryption_option != "none" ]; then |
| # encryption enabled (default) |
| |
| postfix="signed.encrypted" |
| check_aes_key_files |
| check_aes_iv_files |
| |
| encryption_flags="${encryption_flags} --bl2-aes-key ${kaes_bl2}" |
| encryption_flags="${encryption_flags} --bl2-aes-iv ${bl2_iv}" |
| encryption_flags="${encryption_flags} --bl30-aes-key ${kaes_bl30}" |
| encryption_flags="${encryption_flags} --bl30-aes-iv ${bl30_iv}" |
| encryption_flags="${encryption_flags} --bl31-aes-key ${kaes_bl31}" |
| encryption_flags="${encryption_flags} --bl31-aes-iv ${bl31_iv}" |
| encryption_flags="${encryption_flags} --bl32-aes-key ${kaes_bl32}" |
| encryption_flags="${encryption_flags} --bl32-aes-iv ${bl32_iv}" |
| encryption_flags="${encryption_flags} --bl33-aes-key ${kaes_bl33}" |
| encryption_flags="${encryption_flags} --bl33-aes-iv ${bl33_iv}" |
| |
| encryption_flags="${encryption_flags} --kernel-aes-key ${kaes_kernel}" |
| encryption_flags="${encryption_flags} --kernel-aes-iv ${kernel_iv}" |
| fi |
| |
| if [ $unsigned_only != "true" ]; then |
| "$sign_boot_tool" --create-signed-bl \ |
| --key-hash-ver 2 \ |
| --root-key-idx 0 \ |
| --root-key "$rsa_root" \ |
| --root-key-0 "$rsa_root0" \ |
| --root-key-1 "$rsa_root1" \ |
| --root-key-2 "$rsa_root2" \ |
| --root-key-3 "$rsa_root3" \ |
| --bl2 "${soc_prebuilts}/bl2_new.bin" \ |
| --bl2-key "$rsa_bl2" \ |
| --bl30 "${soc_prebuilts}/bl30_new.bin" \ |
| --bl30-key "$rsa_bl30" \ |
| --bl31 "${soc_prebuilts}/bl31.img" \ |
| --bl31-key "$rsa_bl31" \ |
| --bl32 "${BL32_IMG}" \ |
| --bl32-key "$rsa_bl32" \ |
| --bl33 "${soc_prebuilts}/bl33.bin" \ |
| --bl33-key "$rsa_bl33" \ |
| --fip-key "$rsa_bl2" \ |
| --kernel-key "$rsa_kernel" \ |
| --ddrfw1 "${ddrfw}/ddr4_1d.fw" \ |
| --ddrfw2 "${ddrfw}/ddr4_2d.fw" \ |
| --ddrfw3 "${ddrfw}/ddr3_1d.fw" \ |
| --ddrfw4 "${ddrfw}/piei.fw" \ |
| --ddrfw5 "${ddrfw}/lpddr4_1d.fw" \ |
| --ddrfw6 "${ddrfw}/lpddr4_2d.fw" \ |
| --ddrfw7 "${ddrfw}/diag_lpddr4.fw" \ |
| --ddrfw8 "${ddrfw}/aml_ddr.fw" \ |
| ${encryption_flags} \ |
| -e "$encryption_option" \ |
| --bl2-arb-cvn $bl2_arb_cvn \ |
| --fip-arb-cvn $fip_arb_cvn \ |
| --bl30-arb-cvn $bl30_arb_cvn \ |
| --bl31-arb-cvn $bl31_arb_cvn \ |
| --bl32-arb-cvn $bl32_arb_cvn \ |
| --bl33-arb-cvn $bl33_arb_cvn \ |
| -o "${bl_out_dir}/u-boot.bin.${postfix}" |
| |
| head -c 65536 "${bl_out_dir}/u-boot.bin.${postfix}" > "${bl_out_dir}/u-boot.bin.usb.bl2.${postfix}" |
| tail -c +65537 "${bl_out_dir}/u-boot.bin.${postfix}" > "${bl_out_dir}/u-boot.bin.usb.tpl.${postfix}" |
| dd if=/dev/urandom of=${bl_out_dir}/u-boot.bin.${postfix}.sd.bin count=1 >& /dev/null |
| cat ${bl_out_dir}/u-boot.bin.${postfix} >> ${bl_out_dir}/u-boot.bin.${postfix}.sd.bin |
| fi |
| |
| "$sign_boot_tool_dev" --create-unsigned-bl \ |
| --bl2 "${soc_prebuilts}/bl2_new.bin" \ |
| --bl30 "${soc_prebuilts}/bl30_new.bin" \ |
| --bl31 "${soc_prebuilts}/bl31.img" \ |
| --bl32 "${BL32_IMG}" \ |
| --bl33 "${soc_prebuilts}/bl33.bin" \ |
| --ddrfw1 "${ddrfw}/ddr4_1d.fw" \ |
| --ddrfw2 "${ddrfw}/ddr4_2d.fw" \ |
| --ddrfw3 "${ddrfw}/ddr3_1d.fw" \ |
| --ddrfw4 "${ddrfw}/piei.fw" \ |
| --ddrfw5 "${ddrfw}/lpddr4_1d.fw" \ |
| --ddrfw6 "${ddrfw}/lpddr4_2d.fw" \ |
| --ddrfw7 "${ddrfw}/diag_lpddr4.fw" \ |
| --ddrfw8 "${ddrfw}/aml_ddr.fw" \ |
| -o "${bl_out_dir}/u-boot.bin.unsigned" |
| |
| head -c 65536 "${bl_out_dir}/u-boot.bin.unsigned" > "${bl_out_dir}/u-boot.bin.usb.bl2.unsigned" |
| tail -c +65537 "${bl_out_dir}/u-boot.bin.unsigned" > "${bl_out_dir}/u-boot.bin.usb.tpl.unsigned" |
| dd if=/dev/urandom of=${bl_out_dir}/u-boot.bin.unsigned.sd.bin count=1 >& /dev/null |
| cat ${bl_out_dir}/u-boot.bin.unsigned >> ${bl_out_dir}/u-boot.bin.unsigned.sd.bin |
| |
| |
| rsa_root_hash=${soc_fw_krsa_dir}/rootkeys-hash.bin |
| |
| "$sign_boot_tool_dev" --create-root-hash \ |
| --key-hash-ver 2 \ |
| --root-key-0 "$rsa_root0" \ |
| --root-key-1 "$rsa_root1" \ |
| --root-key-2 "$rsa_root2" \ |
| --root-key-3 "$rsa_root3" \ |
| -o "$rsa_root_hash" |
| |
| "$efuse_gen" --generate-efuse-pattern \ |
| --soc g12a \ |
| --key-hash-ver 2 \ |
| --root-hash "$rsa_root_hash" \ |
| --aes-key "${kaes_bl2}" \ |
| --enable-sb true \ |
| --enable-aes true \ |
| --enable-anti-rollback $enable_antirollback \ |
| -o "${bl_out_dir}/pattern.secureboot.efuse" |
| |
| #if found usb.password.hash.bin then generate pattern.usb.efuse |
| #which contain usb password pattern |
| |
| readonly passwordhash=${soc_fw_krsa_dir}/usb.password.hash.bin |
| if [ -f $passwordhash ]; then |
| "$efuse_gen" --generate-efuse-pattern \ |
| --soc g12a \ |
| --key-hash-ver 2 \ |
| --root-hash "$rsa_root_hash" \ |
| --aes-key "${kaes_bl2}" \ |
| --enable-sb true \ |
| --enable-aes true \ |
| --enable-anti-rollback $enable_antirollback \ |
| --enable-usb-password true \ |
| --password-hash $passwordhash \ |
| -o "${bl_out_dir}/pattern.efuse" |
| |
| "$efuse_gen" --generate-efuse-pattern \ |
| --soc g12a \ |
| --enable-usb-password true \ |
| --password-hash $passwordhash \ |
| -o "${bl_out_dir}/pattern.usb.efuse" |
| else |
| cp -f "${bl_out_dir}/pattern.secureboot.efuse" "${bl_out_dir}/pattern.efuse" |
| fi |
| |
| rm -f "$rsa_root_hash" |
