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|
UBOOT_BINARY := "u-boot.${UBOOT_SUFFIX}"
BB_HEADER_BINARY := "BootBlockAndHeader.bin"
BL31_HEADER_BINARY := "bl31AndHeader.bin"
OPTEE_HEADER_BINARY := "teeAndHeader.bin"
KMT_TIPFW_BINARY := "Kmt_TipFwL0_Skmt_TipFwL1.bin"
KMT_TIPFW_BB_BINARY = "Kmt_TipFw_BootBlock.bin"
KMT_TIPFW_BB_BL31_BINARY = "Kmt_TipFw_BootBlock_BL31.bin"
KMT_TIPFW_BB_BL31_TEE_BINARY = "Kmt_TipFw_BootBlock_BL31_Tee.bin"
KMT_TIPFW_BB_UBOOT_BINARY = "u-boot.bin.merged"
BB_BL31_BINARY = "BootBlock_BL31_no_tip.bin"
BB_BL31_TEE_BINARY = "BootBlock_BL31_Tee_no_tip.bin"
BB_BL31_TEE_UBOOT_BINARY = "u-boot.bin.merged"
FULL_SUFFIX = "full"
MERGED_SUFFIX = "merged"
UBOOT_SUFFIX:append = ".${MERGED_SUFFIX}"
UBOOT_HEADER_BINARY := "${UBOOT_BINARY}.${FULL_SUFFIX}"
IGPS_DIR = "${STAGING_DIR_NATIVE}/${datadir}/npcm8xx-igps"
BB_BIN = "arbel_a35_bootblock.bin"
BL31_BIN = "bl31.bin"
OPTEE_BIN = "tee.bin"
UBOOT_BIN = "u-boot.bin"
BB_NO_TIP_BIN = "arbel_a35_bootblock_no_tip.bin"
# Align images if needed
python do_pad_binary() {
TIP_IMAGE = d.getVar('TIP_IMAGE', True)
def Pad_bin_file_inplace(inF, align):
padding_size = 0
F_size = os.path.getsize(inF)
if ((F_size % align) == 0):
return
padding_size = align - (F_size % align)
infile = open(inF, "ab")
infile.seek(0, 2)
infile.write(b'\x00' * padding_size)
infile.close()
if TIP_IMAGE == "True":
Pad_bin_file_inplace(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True),
'%s' % d.getVar('BB_BIN',True)), int(d.getVar('PAD_ALIGN', True)))
else:
Pad_bin_file_inplace(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True),
'%s' % d.getVar('BB_NO_TIP_BIN',True)), int(d.getVar('PAD_ALIGN', True)))
Pad_bin_file_inplace(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True),
'%s' % d.getVar('BL31_BIN',True)), int(d.getVar('PAD_ALIGN', True)))
Pad_bin_file_inplace(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True),
'%s' % d.getVar('OPTEE_BIN',True)), int(d.getVar('PAD_ALIGN', True)))
Pad_bin_file_inplace(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True),
'%s' % d.getVar('UBOOT_BIN',True)), int(d.getVar('PAD_ALIGN', True)))
}
# Prepare the Bootblock and U-Boot images using npcm8xx-bingo
do_prepare_bootloaders() {
local olddir="$(pwd)"
cd ${DEPLOY_DIR_IMAGE}
bingo ${IGPS_DIR}/BL31_AndHeader.xml \
-o ${BL31_HEADER_BINARY}
bingo ${IGPS_DIR}/OpTeeAndHeader.xml \
-o ${OPTEE_HEADER_BINARY}
if [ "${TIP_IMAGE}" = "True" ]; then
bingo ${IGPS_DIR}/BootBlockAndHeader_${DEVICE_GEN}_${IGPS_MACHINE}.xml \
-o ${BB_HEADER_BINARY}
else
bingo ${IGPS_DIR}/BootBlockAndHeader_${DEVICE_GEN}_${IGPS_MACHINE}_NoTip.xml \
-o ${BB_HEADER_BINARY}
fi
bingo ${IGPS_DIR}/UbootHeader_${DEVICE_GEN}.xml \
-o ${UBOOT_HEADER_BINARY}
cd "$olddir"
}
check_keys() {
if [ -n "${KEY_FOLDER}" ]; then
echo "local"
else
echo "default"
fi
}
# Sign images for secure os be enabled and TIP mode only
do_sign_binary() {
if [ "${SECURED_IMAGE}" != "True" -o "${TIP_IMAGE}" != "True" ]; then
return
fi
checked=`check_keys`
if [ "${checked}" = "local" ]; then
bbnote "Sign image with local keys"
key_bb=${KEY_FOLDER}/${KEY_BB}
key_bl31=${KEY_FOLDER}/${KEY_BL31}
key_optee=${KEY_FOLDER}/${KEY_OPTEE}
key_uboot=${KEY_FOLDER}/${KEY_UBOOT}
else
bbnote "Sign image with default keys"
key_bb=${KEY_FOLDER_DEFAULT}/${KEY_BB}
key_bl31=${KEY_FOLDER_DEFAULT}/${KEY_BL31}
key_optee=${KEY_FOLDER_DEFAULT}/${KEY_OPTEE}
key_uboot=${KEY_FOLDER_DEFAULT}/${KEY_UBOOT}
fi
bbnote "BB sign key from ${checked}: ${key_bb}"
bbnote "BL31 sign key from ${checked}: ${key_bl31}"
bbnote "OPTEE sign key from ${checked}: ${key_optee}"
bbnote "UBOOT sign key from ${checked}: ${key_uboot}"
# Used to embed the key index inside the image, usually at offset 0x140
python3 ${IGPS_DIR}/BinarySignatureGenerator.py Replace_binary_single_byte \
${DEPLOY_DIR_IMAGE}/${BB_HEADER_BINARY} 140 ${KEY_BB_INDEX}
python3 ${IGPS_DIR}/BinarySignatureGenerator.py Replace_binary_single_byte \
${DEPLOY_DIR_IMAGE}/${BL31_HEADER_BINARY} 140 ${SKMT_BL31_KEY_INDEX}
python3 ${IGPS_DIR}/BinarySignatureGenerator.py Replace_binary_single_byte \
${DEPLOY_DIR_IMAGE}/${OPTEE_HEADER_BINARY} 140 ${SKMT_BL32_KEY_INDEX}
python3 ${IGPS_DIR}/BinarySignatureGenerator.py Replace_binary_single_byte \
${DEPLOY_DIR_IMAGE}/${UBOOT_HEADER_BINARY} 140 ${SKMT_BL33_KEY_INDEX}
# Sign specific image with specific key
res=`python3 ${IGPS_DIR}/BinarySignatureGenerator.py Sign_binary \
${DEPLOY_DIR_IMAGE}/${BB_HEADER_BINARY} 112 ${key_bb} 16 \
${DEPLOY_DIR_IMAGE}/${BB_HEADER_BINARY} ${SIGN_TYPE} 0 ${KEY_BB_ID}
python3 ${IGPS_DIR}/BinarySignatureGenerator.py Sign_binary \
${DEPLOY_DIR_IMAGE}/${BL31_HEADER_BINARY} 112 ${key_bl31} 16 \
${DEPLOY_DIR_IMAGE}/${BL31_HEADER_BINARY} ${SIGN_TYPE} 0 ${KEY_BL31_ID}
python3 ${IGPS_DIR}/BinarySignatureGenerator.py Sign_binary \
${DEPLOY_DIR_IMAGE}/${OPTEE_HEADER_BINARY} 112 ${key_optee} 16 \
${DEPLOY_DIR_IMAGE}/${OPTEE_HEADER_BINARY} ${SIGN_TYPE} 0 ${KEY_OPTEE_ID}
python3 ${IGPS_DIR}/BinarySignatureGenerator.py Sign_binary \
${DEPLOY_DIR_IMAGE}/${UBOOT_HEADER_BINARY} 112 ${key_uboot} 16 \
${DEPLOY_DIR_IMAGE}/${UBOOT_HEADER_BINARY} ${SIGN_TYPE} 0 ${KEY_UBOOT_ID}`
# Stop full image build process when sign binary got failed
set +e
err=`echo $res | grep -E "missing|Invalid|failed"`
if [ -n "${err}" ]; then
bbfatal "Sign binary failed: keys are not found or invalid. Please check your KEY_FOLDER and KEY definition."
fi
set -e
}
python do_merge_bootloaders() {
TIP_IMAGE = d.getVar('TIP_IMAGE', True)
def Merge_bin_files_and_pad(inF1, inF2, outF, align, align_end):
padding_size = 0
padding_size_end = 0
F1_size = os.path.getsize(inF1)
F2_size = os.path.getsize(inF2)
if ((F1_size % align) != 0):
padding_size = align - (F1_size % align)
if ((F2_size % align_end) != 0):
padding_size_end = align_end - (F2_size % align_end)
with open(outF, "wb") as file3:
with open(inF1, "rb") as file1:
data = file1.read()
file3.write(data)
file3.write(b'\xFF' * padding_size)
with open(inF2, "rb") as file2:
data = file2.read()
file3.write(data)
file3.write(b'\xFF' * padding_size_end)
if TIP_IMAGE == "True":
Merge_bin_files_and_pad(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BB_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BB_BINARY',True)),
int(d.getVar('BB_ALIGN', True)), int(d.getVar('ALIGN_END', True)))
Merge_bin_files_and_pad(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BB_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BL31_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BB_BL31_BINARY',True)),
int(d.getVar('ATF_ALIGN', True)), int(d.getVar('ALIGN_END', True)))
Merge_bin_files_and_pad(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BB_BL31_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('OPTEE_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BB_BL31_TEE_BINARY',True)),
int(d.getVar('OPTEE_ALIGN', True)), int(d.getVar('ALIGN_END', True)))
Merge_bin_files_and_pad(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BB_BL31_TEE_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('UBOOT_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('KMT_TIPFW_BB_UBOOT_BINARY',True)),
int(d.getVar('UBOOT_ALIGN', True)), int(d.getVar('ALIGN_END', True)))
else:
Merge_bin_files_and_pad(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BB_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BL31_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BB_BL31_BINARY',True)),
int(d.getVar('ATF_ALIGN', True)), int(d.getVar('ALIGN_END', True)))
Merge_bin_files_and_pad(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BB_BL31_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('OPTEE_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BB_BL31_TEE_BINARY',True)),
int(d.getVar('OPTEE_ALIGN', True)), int(d.getVar('ALIGN_END', True)))
Merge_bin_files_and_pad(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BB_BL31_TEE_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('UBOOT_HEADER_BINARY',True)),
os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True), '%s' % d.getVar('BB_BL31_TEE_UBOOT_BINARY',True)),
int(d.getVar('UBOOT_ALIGN', True)), int(d.getVar('ALIGN_END', True)))
}
do_pad_binary[depends] += " \
${@'npcm8xx-tip-fw:do_deploy' if d.getVar('TIP_IMAGE', True) == 'True' else ''} \
npcm8xx-bootblock:do_deploy \
u-boot-nuvoton:do_deploy \
trusted-firmware-a:do_deploy \
optee-os:do_deploy \
npcm7xx-bingo-native:do_populate_sysroot \
npcm8xx-igps-native:do_populate_sysroot \
"
# link images for we only need to flash partial image with idea name
do_generate_ext4_tar:append() {
cd ${DEPLOY_DIR_IMAGE}
ln -sf ${UBOOT_BINARY}.${MERGED_SUFFIX} image-u-boot
ln -sf ${DEPLOY_DIR_IMAGE}/${FLASH_KERNEL_IMAGE} image-kernel
ln -sf ${S}/ext4/${IMAGE_LINK_NAME}.${FLASH_EXT4_BASETYPE}.zst image-rofs
ln -sf ${IMGDEPLOYDIR}/${IMAGE_LINK_NAME}.rwfs.${FLASH_EXT4_OVERLAY_BASETYPE} image-rwfs
ln -sf ${IMAGE_NAME}.rootfs.wic.gz image-emmc.gz
}
addtask do_pad_binary before do_prepare_bootloaders
addtask do_sign_binary before do_merge_bootloaders after do_prepare_bootloaders
addtask do_prepare_bootloaders before do_generate_static after do_generate_rwfs_static
addtask do_merge_bootloaders before do_generate_static after do_sign_binary
addtask do_merge_bootloaders before do_generate_ext4_tar after do_prepare_bootloaders
# Include the full bootblock and u-boot in the final static image
python do_generate_static:append() {
_append_image(os.path.join(d.getVar('DEPLOY_DIR_IMAGE', True),
'u-boot.%s' % d.getVar('UBOOT_SUFFIX',True)),
int(d.getVar('FLASH_UBOOT_OFFSET', True)),
int(d.getVar('FLASH_KERNEL_OFFSET', True)))
}
do_make_ubi:append() {
# Concatenate the uboot and ubi partitions
dd bs=1k conv=notrunc seek=${FLASH_UBOOT_OFFSET} \
if=${DEPLOY_DIR_IMAGE}/u-boot.${UBOOT_SUFFIX} \
of=${IMGDEPLOYDIR}/${IMAGE_NAME}.ubi.mtd
}
do_make_ubi[depends] += "${PN}:do_prepare_bootloaders"
do_generate_ubi_tar[depends] += "${PN}:do_prepare_bootloaders"
do_generate_ubi_tar[depends] += "${PN}:do_merge_bootloaders"
do_generate_static_tar[depends] += "${PN}:do_prepare_bootloaders"
do_generate_static_tar[depends] += "${PN}:do_merge_bootloaders"
do_generate_ext4_tar[depends] += "${PN}:do_prepare_bootloaders"
do_generate_ext4_tar[depends] += "${PN}:do_merge_bootloaders"
|
