blob: d36230346ffe0cbeb1d42a34effc1c590c11516a [file] [log] [blame]
#!/bin/bash
# include uboot pre-build macros
#declare CONFIG_FILE=("${buildtree}/.config")
#declare AUTOCFG_FILE=("${buildtree}/include/autoconf.mk")
function init_vari() {
#source ${CONFIG_FILE} &> /dev/null # ignore warning/error
#source ${AUTOCFG_FILE} &> /dev/null # ignore warning/error
AML_BL2_NAME="bl2.bin"
AML_KEY_BLOB_NANE="aml-user-key.sig"
if [ "y" == "${CONFIG_AML_SECURE_BOOT_V3}" ]; then
V3_PROCESS_FLAG="--level v3"
fi
if [ "y" == "${CONFIG_AML_BL33_COMPRESS_ENABLE}" ]; then
BL33_COMPRESS_FLAG="--compress lz4"
fi
if [ "y" == "${CONFIG_FIP_IMG_SUPPORT}" ]; then
BL3X_SUFFIX="img"
fi
}
function fix_blx() {
#bl2 file size 41K, bl21 file size 3K (file size not equal runtime size)
#total 44K
#after encrypt process, bl2 add 4K header, cut off 4K tail
#bl30 limit 41K
#bl301 limit 12K
#bl2 limit 41K
#bl21 limit 3K, but encrypt tool need 48K bl2.bin, so fix to 7168byte.
declare blx_bin_limit=0
declare blx01_bin_limit=0
declare -i blx_size=0
declare -i zero_size=0
#$7:name flag
if [ "$7" = "bl30" ]; then
blx_bin_limit=40960 # PD#132613 2016-10-31 update, 41984->40960
blx01_bin_limit=13312 # PD#132613 2016-10-31 update, 12288->13312
elif [ "$7" = "bl2" ]; then
blx_bin_limit=41984
blx01_bin_limit=7168
else
echo "blx_fix name flag not supported!"
exit 1
fi
# blx_size: blx.bin size, zero_size: fill with zeros
blx_size=`du -b $1 | awk '{print int($1)}'`
zero_size=$blx_bin_limit-$blx_size
dd if=/dev/zero of=$2 bs=1 count=$zero_size
cat $1 $2 > $3
rm $2
blx_size=`du -b $4 | awk '{print int($1)}'`
zero_size=$blx01_bin_limit-$blx_size
dd if=/dev/zero of=$2 bs=1 count=$zero_size
cat $4 $2 > $5
cat $3 $5 > $6
rm $2
}
function cleanup() {
rm -f ${BUILD_PATH}/bl*.enc ${BUILD_PATH}/bl2*.sig
rm -f ${BUILD_PATH}/boot_new.bin
}
function encrypt_step() {
dbg "encrypt: $@"
local ret=0
./${FIP_FOLDER}${CUR_SOC}/aml_encrypt_${CUR_SOC} $@
ret=$?
if [ 0 != $ret ]; then
echo "Err! aml_encrypt_${CUR_SOC} return $ret"
exit $ret
fi
}
function encrypt() {
# part1 for old soc (gxb/gxtvbb)
encrypt_step --bootsig --input ${BUILD_PATH}/boot_new.bin --output ${BUILD_PATH}/u-boot.bin
if [ "y" == "${CONFIG_AML_CRYPTO_UBOOT}" ]; then
# new soc only (besides gxb/gxtvbb)
#encrypt_step --efsgen --amluserkey ${UBOOT_SRC_FOLDER}/${BOARD_DIR}/${AML_KEY_BLOB_NANE} \
# --output ${BUILD_PATH}/u-boot.bin.encrypt.efuse ${V3_PROCESS_FLAG}
# for all soc
encrypt_step --bootsig --input ${BUILD_PATH}/u-boot.bin --amluserkey ${UBOOT_SRC_FOLDER}/${BOARD_DIR}/${AML_KEY_BLOB_NANE} \
--aeskey enable --output ${BUILD_PATH}/u-boot.bin.encrypt ${V3_PROCESS_FLAG}
fi
if [ "y" == "${CONFIG_AML_CRYPTO_IMG}" ]; then
encrypt_step --imgsig --input ${UBOOT_SRC_FOLDER}/${BOARD_DIR}/boot.img --amluserkey ${UBOOT_SRC_FOLDER}/${BOARD_DIR}/${AML_KEY_BLOB_NANE} --output ${BUILD_PATH}/boot.img.encrypt
fi
return
}
function build_fip() {
fix_blx \
${BUILD_PATH}/bl30.bin \
${BUILD_PATH}/zero_tmp \
${BUILD_PATH}/bl30_zero.bin \
${BUILD_PATH}/bl301.bin \
${BUILD_PATH}/bl301_zero.bin \
${BUILD_PATH}/bl30_new.bin \
bl30
# acs_tool process ddr timing and configurable parameters
python ${FIP_FOLDER}/acs_tool.pyc ${BUILD_PATH}/${AML_BL2_NAME} ${BUILD_PATH}/bl2_acs.bin ${BUILD_PATH}/acs.bin 0
# fix bl2/bl21
fix_blx \
${BUILD_PATH}/bl2_acs.bin \
${BUILD_PATH}/zero_tmp \
${BUILD_PATH}/bl2_zero.bin \
${BUILD_PATH}/bl21.bin \
${BUILD_PATH}/bl21_zero.bin \
${BUILD_PATH}/bl2_new.bin \
bl2
# v2: bl30/bl301 merged since 2016.03.22
FIP_ARGS="--bl30 ${BUILD_PATH}/bl30_new.bin --bl31 ${BUILD_PATH}/bl31.${BL3X_SUFFIX}"
if [ "y" == "${CONFIG_NEED_BL32}" ]; then
FIP_BL32="`find ${BUILD_PATH} -name "bl32.${BL3X_SUFFIX}"`"
if [ "${FIP_BL32}" == "${BUILD_PATH}/bl32.${BL3X_SUFFIX}" ]; then
FIP_ARGS="${FIP_ARGS}"" --bl32 ${BUILD_PATH}/bl32.${BL3X_SUFFIX}"
FIP_BL32_PROCESS=" --bl32 ${BUILD_PATH}/bl32.${BL3X_SUFFIX}.enc"
fi
fi
FIP_ARGS="${FIP_ARGS}"" --bl33 ${BUILD_PATH}/bl33.bin"
# create fip.bin
./${FIP_FOLDER}/fip_create ${FIP_ARGS} ${BUILD_PATH}/fip.bin
./${FIP_FOLDER}/fip_create --dump ${BUILD_PATH}/fip.bin
# build final bootloader
cat ${BUILD_PATH}/bl2_new.bin ${BUILD_PATH}/fip.bin > ${BUILD_PATH}/boot_new.bin
return
}
function copy_other_soc() {
cp ${UBOOT_SRC_FOLDER}/build/scp_task/bl301.bin ${BUILD_PATH} -f
cp ${UBOOT_SRC_FOLDER}/build/${BOARD_DIR}/firmware/bl21.bin ${BUILD_PATH} -f
cp ${UBOOT_SRC_FOLDER}/build/${BOARD_DIR}/firmware/acs.bin ${BUILD_PATH} -f
# todo. cp bl40?
}
function package() {
# BUILD_PATH without "/"
x=$((${#BUILD_PATH}-1))
if [ "\\" == "${BUILD_PATH:$x:1}" ] || [ "/" == "${BUILD_PATH:$x:1}" ]; then
BUILD_PATH=${BUILD_PATH:0:$x}
fi
init_vari $@
build_fip $@
encrypt $@
#copy_file
#cleanup
echo "Bootloader build done!"
}