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-rw-r--r--meta/classes/kernel-fitimage.bbclass242
1 files changed, 171 insertions, 71 deletions
diff --git a/meta/classes/kernel-fitimage.bbclass b/meta/classes/kernel-fitimage.bbclass
index 8580247f82..ec18a3d699 100644
--- a/meta/classes/kernel-fitimage.bbclass
+++ b/meta/classes/kernel-fitimage.bbclass
@@ -1,39 +1,61 @@
-inherit kernel-uboot uboot-sign
+inherit kernel-uboot kernel-artifact-names uboot-sign
python __anonymous () {
- kerneltypes = d.getVar('KERNEL_IMAGETYPES', True) or ""
+ kerneltypes = d.getVar('KERNEL_IMAGETYPES') or ""
if 'fitImage' in kerneltypes.split():
- depends = d.getVar("DEPENDS", True)
- depends = "%s u-boot-mkimage-native dtc-native" % depends
+ depends = d.getVar("DEPENDS")
+ depends = "%s u-boot-tools-native dtc-native" % depends
d.setVar("DEPENDS", depends)
- if d.getVar("UBOOT_ARCH", True) == "x86":
+ uarch = d.getVar("UBOOT_ARCH")
+ if uarch == "arm64":
+ replacementtype = "Image"
+ elif uarch == "riscv":
+ replacementtype = "Image"
+ elif uarch == "mips":
+ replacementtype = "vmlinuz.bin"
+ elif uarch == "x86":
replacementtype = "bzImage"
+ elif uarch == "microblaze":
+ replacementtype = "linux.bin"
else:
replacementtype = "zImage"
- # Override KERNEL_IMAGETYPE_FOR_MAKE variable, which is internal
- # to kernel.bbclass . We have to override it, since we pack zImage
- # (at least for now) into the fitImage .
- typeformake = d.getVar("KERNEL_IMAGETYPE_FOR_MAKE", True) or ""
+ # Override KERNEL_IMAGETYPE_FOR_MAKE variable, which is internal
+ # to kernel.bbclass . We have to override it, since we pack zImage
+ # (at least for now) into the fitImage .
+ typeformake = d.getVar("KERNEL_IMAGETYPE_FOR_MAKE") or ""
if 'fitImage' in typeformake.split():
d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake.replace('fitImage', replacementtype))
- image = d.getVar('INITRAMFS_IMAGE', True)
+ image = d.getVar('INITRAMFS_IMAGE')
if image:
d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
+ #check if there are any dtb providers
+ providerdtb = d.getVar("PREFERRED_PROVIDER_virtual/dtb")
+ if providerdtb:
+ d.appendVarFlag('do_assemble_fitimage', 'depends', ' virtual/dtb:do_populate_sysroot')
+ d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' virtual/dtb:do_populate_sysroot')
+ d.setVar('EXTERNAL_KERNEL_DEVICETREE', "${RECIPE_SYSROOT}/boot/devicetree")
+
# Verified boot will sign the fitImage and append the public key to
- # U-boot dtb. We ensure the U-Boot dtb is deployed before assembling
+ # U-Boot dtb. We ensure the U-Boot dtb is deployed before assembling
# the fitImage:
- if d.getVar('UBOOT_SIGN_ENABLE', True):
- uboot_pn = d.getVar('PREFERRED_PROVIDER_u-boot', True) or 'u-boot'
- d.appendVarFlag('do_assemble_fitimage', 'depends', ' %s:do_deploy' % uboot_pn)
+ if d.getVar('UBOOT_SIGN_ENABLE') == "1" and d.getVar('UBOOT_DTB_BINARY'):
+ uboot_pn = d.getVar('PREFERRED_PROVIDER_u-boot') or 'u-boot'
+ d.appendVarFlag('do_assemble_fitimage', 'depends', ' %s:do_populate_sysroot' % uboot_pn)
}
# Options for the device tree compiler passed to mkimage '-D' feature:
UBOOT_MKIMAGE_DTCOPTS ??= ""
+# fitImage Hash Algo
+FIT_HASH_ALG ?= "sha256"
+
+# fitImage Signature Algo
+FIT_SIGN_ALG ?= "rsa2048"
+
#
# Emit the fitImage ITS header
#
@@ -93,12 +115,12 @@ EOF
# $4 ... Compression type
fitimage_emit_section_kernel() {
- kernel_csum="sha1"
+ kernel_csum="${FIT_HASH_ALG}"
- ENTRYPOINT=${UBOOT_ENTRYPOINT}
- if test -n "${UBOOT_ENTRYSYMBOL}"; then
- ENTRYPOINT=`${HOST_PREFIX}nm ${S}/vmlinux | \
- awk '$4=="${UBOOT_ENTRYSYMBOL}" {print $2}'`
+ ENTRYPOINT="${UBOOT_ENTRYPOINT}"
+ if [ -n "${UBOOT_ENTRYSYMBOL}" ]; then
+ ENTRYPOINT=`${HOST_PREFIX}nm vmlinux | \
+ awk '$3=="${UBOOT_ENTRYSYMBOL}" {print "0x"$1;exit}'`
fi
cat << EOF >> ${1}
@@ -126,8 +148,17 @@ EOF
# $3 ... Path to DTB image
fitimage_emit_section_dtb() {
- dtb_csum="sha1"
+ dtb_csum="${FIT_HASH_ALG}"
+ dtb_loadline=""
+ dtb_ext=${DTB##*.}
+ if [ "${dtb_ext}" = "dtbo" ]; then
+ if [ -n "${UBOOT_DTBO_LOADADDRESS}" ]; then
+ dtb_loadline="load = <${UBOOT_DTBO_LOADADDRESS}>;"
+ fi
+ elif [ -n "${UBOOT_DTB_LOADADDRESS}" ]; then
+ dtb_loadline="load = <${UBOOT_DTB_LOADADDRESS}>;"
+ fi
cat << EOF >> ${1}
fdt@${2} {
description = "Flattened Device Tree blob";
@@ -135,6 +166,7 @@ fitimage_emit_section_dtb() {
type = "flat_dt";
arch = "${UBOOT_ARCH}";
compression = "none";
+ ${dtb_loadline}
hash@1 {
algo = "${dtb_csum}";
};
@@ -150,7 +182,7 @@ EOF
# $3 ... Path to setup image
fitimage_emit_section_setup() {
- setup_csum="sha1"
+ setup_csum="${FIT_HASH_ALG}"
cat << EOF >> ${1}
setup@${2} {
@@ -177,18 +209,27 @@ EOF
# $3 ... Path to ramdisk image
fitimage_emit_section_ramdisk() {
- ramdisk_csum="sha1"
+ ramdisk_csum="${FIT_HASH_ALG}"
+ ramdisk_loadline=""
+ ramdisk_entryline=""
+
+ if [ -n "${UBOOT_RD_LOADADDRESS}" ]; then
+ ramdisk_loadline="load = <${UBOOT_RD_LOADADDRESS}>;"
+ fi
+ if [ -n "${UBOOT_RD_ENTRYPOINT}" ]; then
+ ramdisk_entryline="entry = <${UBOOT_RD_ENTRYPOINT}>;"
+ fi
cat << EOF >> ${1}
ramdisk@${2} {
- description = "ramdisk image";
+ description = "${INITRAMFS_IMAGE}";
data = /incbin/("${3}");
type = "ramdisk";
arch = "${UBOOT_ARCH}";
os = "linux";
compression = "none";
- load = <${UBOOT_RD_LOADADDRESS}>;
- entry = <${UBOOT_RD_ENTRYPOINT}>;
+ ${ramdisk_loadline}
+ ${ramdisk_entryline}
hash@1 {
algo = "${ramdisk_csum}";
};
@@ -201,41 +242,58 @@ EOF
#
# $1 ... .its filename
# $2 ... Linux kernel ID
-# $3 ... DTB image ID
+# $3 ... DTB image name
# $4 ... ramdisk ID
# $5 ... config ID
+# $6 ... default flag
fitimage_emit_section_config() {
- conf_csum="sha1"
+ conf_csum="${FIT_HASH_ALG}"
+ conf_sign_algo="${FIT_SIGN_ALG}"
if [ -n "${UBOOT_SIGN_ENABLE}" ] ; then
conf_sign_keyname="${UBOOT_SIGN_KEYNAME}"
fi
# Test if we have any DTBs at all
- conf_desc="Linux kernel"
- kernel_line="kernel = \"kernel@${2}\";"
+ sep=""
+ conf_desc=""
+ kernel_line=""
fdt_line=""
ramdisk_line=""
+ setup_line=""
+ default_line=""
+
+ if [ -n "${2}" ]; then
+ conf_desc="Linux kernel"
+ sep=", "
+ kernel_line="kernel = \"kernel@${2}\";"
+ fi
if [ -n "${3}" ]; then
- conf_desc="${conf_desc}, FDT blob"
+ conf_desc="${conf_desc}${sep}FDT blob"
+ sep=", "
fdt_line="fdt = \"fdt@${3}\";"
fi
if [ -n "${4}" ]; then
- conf_desc="${conf_desc}, ramdisk"
+ conf_desc="${conf_desc}${sep}ramdisk"
+ sep=", "
ramdisk_line="ramdisk = \"ramdisk@${4}\";"
fi
if [ -n "${5}" ]; then
- conf_desc="${conf_desc}, setup"
+ conf_desc="${conf_desc}${sep}setup"
setup_line="setup = \"setup@${5}\";"
fi
+ if [ "${6}" = "1" ]; then
+ default_line="default = \"conf@${3}\";"
+ fi
+
cat << EOF >> ${1}
- default = "conf@1";
- conf@1 {
- description = "${conf_desc}";
+ ${default_line}
+ conf@${3} {
+ description = "${6} ${conf_desc}";
${kernel_line}
${fdt_line}
${ramdisk_line}
@@ -247,25 +305,33 @@ EOF
if [ ! -z "${conf_sign_keyname}" ] ; then
- sign_line="sign-images = \"kernel\""
+ sign_line="sign-images = "
+ sep=""
+
+ if [ -n "${2}" ]; then
+ sign_line="${sign_line}${sep}\"kernel\""
+ sep=", "
+ fi
if [ -n "${3}" ]; then
- sign_line="${sign_line}, \"fdt\""
+ sign_line="${sign_line}${sep}\"fdt\""
+ sep=", "
fi
if [ -n "${4}" ]; then
- sign_line="${sign_line}, \"ramdisk\""
+ sign_line="${sign_line}${sep}\"ramdisk\""
+ sep=", "
fi
if [ -n "${5}" ]; then
- sign_line="${sign_line}, \"setup\""
+ sign_line="${sign_line}${sep}\"setup\""
fi
sign_line="${sign_line};"
cat << EOF >> ${1}
signature@1 {
- algo = "${conf_csum},rsa2048";
+ algo = "${conf_csum},${conf_sign_algo}";
key-name-hint = "${conf_sign_keyname}";
${sign_line}
};
@@ -286,6 +352,7 @@ EOF
fitimage_assemble() {
kernelcount=1
dtbcount=""
+ DTBS=""
ramdiskcount=${3}
setupcount=""
rm -f ${1} arch/${ARCH}/boot/${2}
@@ -303,7 +370,8 @@ fitimage_assemble() {
#
# Step 2: Prepare a DTB image section
#
- if test -n "${KERNEL_DEVICETREE}"; then
+
+ if [ -z "${EXTERNAL_KERNEL_DEVICETREE}" ] && [ -n "${KERNEL_DEVICETREE}" ]; then
dtbcount=1
for DTB in ${KERNEL_DEVICETREE}; do
if echo ${DTB} | grep -q '/dts/'; then
@@ -315,15 +383,26 @@ fitimage_assemble() {
DTB_PATH="arch/${ARCH}/boot/${DTB}"
fi
- fitimage_emit_section_dtb ${1} ${dtbcount} ${DTB_PATH}
- dtbcount=`expr ${dtbcount} + 1`
+ DTB=$(echo "${DTB}" | tr '/' '_')
+ DTBS="${DTBS} ${DTB}"
+ fitimage_emit_section_dtb ${1} ${DTB} ${DTB_PATH}
+ done
+ fi
+
+ if [ -n "${EXTERNAL_KERNEL_DEVICETREE}" ]; then
+ dtbcount=1
+ for DTBFILE in ${EXTERNAL_KERNEL_DEVICETREE}/*.dtb; do
+ DTB=`basename ${DTBFILE}`
+ DTB=$(echo "${DTB}" | tr '/' '_')
+ DTBS="${DTBS} ${DTB}"
+ fitimage_emit_section_dtb ${1} ${DTB} ${DTBFILE}
done
fi
#
# Step 3: Prepare a setup section. (For x86)
#
- if test -e arch/${ARCH}/boot/setup.bin ; then
+ if [ -e arch/${ARCH}/boot/setup.bin ]; then
setupcount=1
fitimage_emit_section_setup ${1} "${setupcount}" arch/${ARCH}/boot/setup.bin
fi
@@ -332,15 +411,22 @@ fitimage_assemble() {
# Step 4: Prepare a ramdisk section.
#
if [ "x${ramdiskcount}" = "x1" ] ; then
- copy_initramfs
- fitimage_emit_section_ramdisk ${1} "${ramdiskcount}" usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+ # Find and use the first initramfs image archive type we find
+ for img in cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.gz ext2.gz cpio; do
+ initramfs_path="${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.${img}"
+ echo "Using $initramfs_path"
+ if [ -e "${initramfs_path}" ]; then
+ fitimage_emit_section_ramdisk ${1} "${ramdiskcount}" "${initramfs_path}"
+ break
+ fi
+ done
fi
fitimage_emit_section_maint ${1} sectend
# Force the first Kernel and DTB in the default config
kernelcount=1
- if test -n "${dtbcount}"; then
+ if [ -n "${dtbcount}" ]; then
dtbcount=1
fi
@@ -349,7 +435,18 @@ fitimage_assemble() {
#
fitimage_emit_section_maint ${1} confstart
- fitimage_emit_section_config ${1} "${kernelcount}" "${dtbcount}" "${ramdiskcount}" "${setupcount}"
+ if [ -n "${DTBS}" ]; then
+ i=1
+ for DTB in ${DTBS}; do
+ dtb_ext=${DTB##*.}
+ if [ "${dtb_ext}" = "dtbo" ]; then
+ fitimage_emit_section_config ${1} "" "${DTB}" "" "" "`expr ${i} = ${dtbcount}`"
+ else
+ fitimage_emit_section_config ${1} "${kernelcount}" "${DTB}" "${ramdiskcount}" "${setupcount}" "`expr ${i} = ${dtbcount}`"
+ fi
+ i=`expr ${i} + 1`
+ done
+ fi
fitimage_emit_section_maint ${1} sectend
@@ -367,10 +464,17 @@ fitimage_assemble() {
# Step 7: Sign the image and add public key to U-Boot dtb
#
if [ "x${UBOOT_SIGN_ENABLE}" = "x1" ] ; then
+ add_key_to_u_boot=""
+ if [ -n "${UBOOT_DTB_BINARY}" ]; then
+ # The u-boot.dtb is a symlink to UBOOT_DTB_IMAGE, so we need copy
+ # both of them, and don't dereference the symlink.
+ cp -P ${STAGING_DATADIR}/u-boot*.dtb ${B}
+ add_key_to_u_boot="-K ${B}/${UBOOT_DTB_BINARY}"
+ fi
uboot-mkimage \
${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \
-F -k "${UBOOT_SIGN_KEYDIR}" \
- -K "${DEPLOY_DIR_IMAGE}/${UBOOT_DTB_BINARY}" \
+ $add_key_to_u_boot \
-r arch/${ARCH}/boot/${2}
fi
}
@@ -392,39 +496,35 @@ do_assemble_fitimage_initramfs() {
fi
}
-addtask assemble_fitimage_initramfs before do_deploy after do_install
+addtask assemble_fitimage_initramfs before do_deploy after do_bundle_initramfs
kernel_do_deploy[vardepsexclude] = "DATETIME"
kernel_do_deploy_append() {
# Update deploy directory
if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage"; then
- cd ${B}
echo "Copying fit-image.its source file..."
- its_base_name="fitImage-its-${PV}-${PR}-${MACHINE}-${DATETIME}"
- its_symlink_name=fitImage-its-${MACHINE}
- install -m 0644 fit-image.its ${DEPLOYDIR}/${its_base_name}.its
- linux_bin_base_name="fitImage-linux.bin-${PV}-${PR}-${MACHINE}-${DATETIME}"
- linux_bin_symlink_name=fitImage-linux.bin-${MACHINE}
- install -m 0644 linux.bin ${DEPLOYDIR}/${linux_bin_base_name}.bin
+ install -m 0644 ${B}/fit-image.its "$deployDir/fitImage-its-${KERNEL_FIT_NAME}.its"
+ ln -snf fitImage-its-${KERNEL_FIT_NAME}.its "$deployDir/fitImage-its-${KERNEL_FIT_LINK_NAME}"
+
+ echo "Copying linux.bin file..."
+ install -m 0644 ${B}/linux.bin $deployDir/fitImage-linux.bin-${KERNEL_FIT_NAME}.bin
+ ln -snf fitImage-linux.bin-${KERNEL_FIT_NAME}.bin "$deployDir/fitImage-linux.bin-${KERNEL_FIT_LINK_NAME}"
if [ -n "${INITRAMFS_IMAGE}" ]; then
echo "Copying fit-image-${INITRAMFS_IMAGE}.its source file..."
- its_initramfs_base_name="${KERNEL_IMAGETYPE}-its-${INITRAMFS_IMAGE}-${PV}-${PR}-${MACHINE}-${DATETIME}"
- its_initramfs_symlink_name=${KERNEL_IMAGETYPE}-its-${INITRAMFS_IMAGE}-${MACHINE}
- install -m 0644 fit-image-${INITRAMFS_IMAGE}.its ${DEPLOYDIR}/${its_initramfs_base_name}.its
- fit_initramfs_base_name="${KERNEL_IMAGETYPE}-${INITRAMFS_IMAGE}-${PV}-${PR}-${MACHINE}-${DATETIME}"
- fit_initramfs_symlink_name=${KERNEL_IMAGETYPE}-${INITRAMFS_IMAGE}-${MACHINE}
- install -m 0644 arch/${ARCH}/boot/fitImage-${INITRAMFS_IMAGE} ${DEPLOYDIR}/${fit_initramfs_base_name}.bin
- fi
+ install -m 0644 ${B}/fit-image-${INITRAMFS_IMAGE}.its "$deployDir/fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.its"
+ ln -snf fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.its "$deployDir/fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_LINK_NAME}"
- cd ${DEPLOYDIR}
- ln -sf ${its_base_name}.its ${its_symlink_name}.its
- ln -sf ${linux_bin_base_name}.bin ${linux_bin_symlink_name}.bin
-
- if [ -n "${INITRAMFS_IMAGE}" ]; then
- ln -sf ${its_initramfs_base_name}.its ${its_initramfs_symlink_name}.its
- ln -sf ${fit_initramfs_base_name}.bin ${fit_initramfs_symlink_name}.bin
+ echo "Copying fitImage-${INITRAMFS_IMAGE} file..."
+ install -m 0644 ${B}/arch/${ARCH}/boot/fitImage-${INITRAMFS_IMAGE} "$deployDir/fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.bin"
+ ln -snf fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.bin "$deployDir/fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_LINK_NAME}"
+ fi
+ if [ "${UBOOT_SIGN_ENABLE}" = "1" -a -n "${UBOOT_DTB_BINARY}" ] ; then
+ # UBOOT_DTB_IMAGE is a realfile, but we can't use
+ # ${UBOOT_DTB_IMAGE} since it contains ${PV} which is aimed
+ # for u-boot, but we are in kernel env now.
+ install -m 0644 ${B}/u-boot-${MACHINE}*.dtb "$deployDir/"
fi
fi
}