821 lines
25 KiB
Plaintext
821 lines
25 KiB
Plaintext
inherit kernel-uboot kernel-artifact-names uboot-sign
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def get_fit_replacement_type(d):
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kerneltypes = d.getVar('KERNEL_IMAGETYPES') or ""
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replacementtype = ""
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if 'fitImage' in kerneltypes.split():
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uarch = d.getVar("UBOOT_ARCH")
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if uarch == "arm64":
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replacementtype = "Image"
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elif uarch == "riscv":
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replacementtype = "Image"
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elif uarch == "mips":
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replacementtype = "vmlinuz.bin"
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elif uarch == "x86":
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replacementtype = "bzImage"
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elif uarch == "microblaze":
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replacementtype = "linux.bin"
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else:
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replacementtype = "zImage"
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return replacementtype
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KERNEL_IMAGETYPE_REPLACEMENT ?= "${@get_fit_replacement_type(d)}"
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DEPENDS:append = " ${@'u-boot-tools-native dtc-native' if 'fitImage' in (d.getVar('KERNEL_IMAGETYPES') or '').split() else ''}"
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python __anonymous () {
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# Override KERNEL_IMAGETYPE_FOR_MAKE variable, which is internal
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# to kernel.bbclass . We have to override it, since we pack zImage
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# (at least for now) into the fitImage .
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typeformake = d.getVar("KERNEL_IMAGETYPE_FOR_MAKE") or ""
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if 'fitImage' in typeformake.split():
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d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake.replace('fitImage', d.getVar('KERNEL_IMAGETYPE_REPLACEMENT')))
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image = d.getVar('INITRAMFS_IMAGE')
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if image:
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d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
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ubootenv = d.getVar('UBOOT_ENV')
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if ubootenv:
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d.appendVarFlag('do_assemble_fitimage', 'depends', ' virtual/bootloader:do_populate_sysroot')
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#check if there are any dtb providers
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providerdtb = d.getVar("PREFERRED_PROVIDER_virtual/dtb")
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if providerdtb:
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d.appendVarFlag('do_assemble_fitimage', 'depends', ' virtual/dtb:do_populate_sysroot')
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d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' virtual/dtb:do_populate_sysroot')
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d.setVar('EXTERNAL_KERNEL_DEVICETREE', "${RECIPE_SYSROOT}/boot/devicetree")
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# Verified boot will sign the fitImage and append the public key to
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# U-Boot dtb. We ensure the U-Boot dtb is deployed before assembling
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# the fitImage:
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if d.getVar('UBOOT_SIGN_ENABLE') == "1" and d.getVar('UBOOT_DTB_BINARY'):
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uboot_pn = d.getVar('PREFERRED_PROVIDER_u-boot') or 'u-boot'
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d.appendVarFlag('do_assemble_fitimage', 'depends', ' %s:do_populate_sysroot' % uboot_pn)
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if d.getVar('INITRAMFS_IMAGE_BUNDLE') == "1":
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d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' %s:do_populate_sysroot' % uboot_pn)
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}
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# Description string
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FIT_DESC ?= "Kernel fitImage for ${DISTRO_NAME}/${PV}/${MACHINE}"
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# Sign individual images as well
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FIT_SIGN_INDIVIDUAL ?= "0"
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FIT_CONF_PREFIX ?= "conf-"
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FIT_CONF_PREFIX[doc] = "Prefix to use for FIT configuration node name"
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FIT_SUPPORTED_INITRAMFS_FSTYPES ?= "cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.zst cpio.gz ext2.gz cpio"
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# Allow user to select the default DTB for FIT image when multiple dtb's exists.
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FIT_CONF_DEFAULT_DTB ?= ""
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# Keys used to sign individually image nodes.
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# The keys to sign image nodes must be different from those used to sign
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# configuration nodes, otherwise the "required" property, from
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# UBOOT_DTB_BINARY, will be set to "conf", because "conf" prevails on "image".
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# Then the images signature checking will not be mandatory and no error will be
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# raised in case of failure.
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# UBOOT_SIGN_IMG_KEYNAME = "dev2" # keys name in keydir (eg. "dev2.crt", "dev2.key")
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#
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# Emit the fitImage ITS header
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#
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# $1 ... .its filename
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fitimage_emit_fit_header() {
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cat << EOF >> $1
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/dts-v1/;
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/ {
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description = "${FIT_DESC}";
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#address-cells = <1>;
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EOF
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}
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#
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# Emit the fitImage section bits
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#
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# $1 ... .its filename
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# $2 ... Section bit type: imagestart - image section start
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# confstart - configuration section start
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# sectend - section end
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# fitend - fitimage end
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#
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fitimage_emit_section_maint() {
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case $2 in
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imagestart)
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cat << EOF >> $1
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images {
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EOF
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;;
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confstart)
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cat << EOF >> $1
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configurations {
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EOF
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;;
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sectend)
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cat << EOF >> $1
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};
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EOF
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;;
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fitend)
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cat << EOF >> $1
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};
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EOF
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;;
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esac
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}
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#
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# Emit the fitImage ITS kernel section
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#
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# $1 ... .its filename
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# $2 ... Image counter
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# $3 ... Path to kernel image
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# $4 ... Compression type
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fitimage_emit_section_kernel() {
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kernel_csum="${FIT_HASH_ALG}"
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kernel_sign_algo="${FIT_SIGN_ALG}"
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kernel_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
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ENTRYPOINT="${UBOOT_ENTRYPOINT}"
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if [ -n "${UBOOT_ENTRYSYMBOL}" ]; then
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ENTRYPOINT=`${HOST_PREFIX}nm vmlinux | \
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awk '$3=="${UBOOT_ENTRYSYMBOL}" {print "0x"$1;exit}'`
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fi
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cat << EOF >> $1
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kernel-$2 {
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description = "Linux kernel";
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data = /incbin/("$3");
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type = "${UBOOT_MKIMAGE_KERNEL_TYPE}";
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arch = "${UBOOT_ARCH}";
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os = "linux";
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compression = "$4";
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load = <${UBOOT_LOADADDRESS}>;
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entry = <$ENTRYPOINT>;
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hash-1 {
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algo = "$kernel_csum";
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};
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};
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EOF
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if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$kernel_sign_keyname" ] ; then
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sed -i '$ d' $1
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cat << EOF >> $1
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signature-1 {
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algo = "$kernel_csum,$kernel_sign_algo";
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key-name-hint = "$kernel_sign_keyname";
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};
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};
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EOF
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fi
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}
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#
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# Emit the fitImage ITS DTB section
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#
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# $1 ... .its filename
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# $2 ... Image counter
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# $3 ... Path to DTB image
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fitimage_emit_section_dtb() {
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dtb_csum="${FIT_HASH_ALG}"
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dtb_sign_algo="${FIT_SIGN_ALG}"
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dtb_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
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dtb_loadline=""
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dtb_ext=${DTB##*.}
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if [ "${dtb_ext}" = "dtbo" ]; then
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if [ -n "${UBOOT_DTBO_LOADADDRESS}" ]; then
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dtb_loadline="load = <${UBOOT_DTBO_LOADADDRESS}>;"
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fi
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elif [ -n "${UBOOT_DTB_LOADADDRESS}" ]; then
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dtb_loadline="load = <${UBOOT_DTB_LOADADDRESS}>;"
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fi
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cat << EOF >> $1
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fdt-$2 {
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description = "Flattened Device Tree blob";
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data = /incbin/("$3");
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type = "flat_dt";
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arch = "${UBOOT_ARCH}";
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compression = "none";
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$dtb_loadline
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hash-1 {
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algo = "$dtb_csum";
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};
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};
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EOF
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if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$dtb_sign_keyname" ] ; then
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sed -i '$ d' $1
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cat << EOF >> $1
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signature-1 {
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algo = "$dtb_csum,$dtb_sign_algo";
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key-name-hint = "$dtb_sign_keyname";
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};
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};
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EOF
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fi
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}
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#
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# Emit the fitImage ITS u-boot script section
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#
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# $1 ... .its filename
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# $2 ... Image counter
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# $3 ... Path to boot script image
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fitimage_emit_section_boot_script() {
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bootscr_csum="${FIT_HASH_ALG}"
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bootscr_sign_algo="${FIT_SIGN_ALG}"
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bootscr_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
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cat << EOF >> $1
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bootscr-$2 {
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description = "U-boot script";
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data = /incbin/("$3");
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type = "script";
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arch = "${UBOOT_ARCH}";
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compression = "none";
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hash-1 {
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algo = "$bootscr_csum";
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};
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};
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EOF
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if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$bootscr_sign_keyname" ] ; then
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sed -i '$ d' $1
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cat << EOF >> $1
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signature-1 {
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algo = "$bootscr_csum,$bootscr_sign_algo";
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key-name-hint = "$bootscr_sign_keyname";
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};
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};
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EOF
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fi
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}
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#
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# Emit the fitImage ITS setup section
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#
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# $1 ... .its filename
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# $2 ... Image counter
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# $3 ... Path to setup image
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fitimage_emit_section_setup() {
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setup_csum="${FIT_HASH_ALG}"
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cat << EOF >> $1
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setup-$2 {
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description = "Linux setup.bin";
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data = /incbin/("$3");
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type = "x86_setup";
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arch = "${UBOOT_ARCH}";
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os = "linux";
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compression = "none";
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load = <0x00090000>;
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entry = <0x00090000>;
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hash-1 {
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algo = "$setup_csum";
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};
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};
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EOF
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}
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#
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# Emit the fitImage ITS ramdisk section
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#
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# $1 ... .its filename
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# $2 ... Image counter
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# $3 ... Path to ramdisk image
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fitimage_emit_section_ramdisk() {
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ramdisk_csum="${FIT_HASH_ALG}"
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ramdisk_sign_algo="${FIT_SIGN_ALG}"
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ramdisk_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
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ramdisk_loadline=""
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ramdisk_entryline=""
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if [ -n "${UBOOT_RD_LOADADDRESS}" ]; then
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ramdisk_loadline="load = <${UBOOT_RD_LOADADDRESS}>;"
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fi
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if [ -n "${UBOOT_RD_ENTRYPOINT}" ]; then
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ramdisk_entryline="entry = <${UBOOT_RD_ENTRYPOINT}>;"
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fi
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cat << EOF >> $1
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ramdisk-$2 {
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description = "${INITRAMFS_IMAGE}";
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data = /incbin/("$3");
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type = "ramdisk";
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arch = "${UBOOT_ARCH}";
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os = "linux";
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compression = "none";
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$ramdisk_loadline
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$ramdisk_entryline
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hash-1 {
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algo = "$ramdisk_csum";
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};
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};
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EOF
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if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$ramdisk_sign_keyname" ] ; then
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sed -i '$ d' $1
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cat << EOF >> $1
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signature-1 {
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algo = "$ramdisk_csum,$ramdisk_sign_algo";
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key-name-hint = "$ramdisk_sign_keyname";
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};
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};
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EOF
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fi
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}
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#
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# Emit the fitImage ITS configuration section
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#
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# $1 ... .its filename
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# $2 ... Linux kernel ID
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# $3 ... DTB image name
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# $4 ... ramdisk ID
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# $5 ... u-boot script ID
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# $6 ... config ID
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# $7 ... default flag
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fitimage_emit_section_config() {
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conf_csum="${FIT_HASH_ALG}"
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conf_sign_algo="${FIT_SIGN_ALG}"
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conf_padding_algo="${FIT_PAD_ALG}"
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if [ "${UBOOT_SIGN_ENABLE}" = "1" ] ; then
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conf_sign_keyname="${UBOOT_SIGN_KEYNAME}"
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fi
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its_file="$1"
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kernel_id="$2"
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dtb_image="$3"
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ramdisk_id="$4"
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bootscr_id="$5"
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config_id="$6"
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default_flag="$7"
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# Test if we have any DTBs at all
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sep=""
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conf_desc=""
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conf_node="${FIT_CONF_PREFIX}"
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kernel_line=""
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fdt_line=""
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ramdisk_line=""
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bootscr_line=""
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setup_line=""
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default_line=""
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default_dtb_image="${FIT_CONF_DEFAULT_DTB}"
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# conf node name is selected based on dtb ID if it is present,
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# otherwise its selected based on kernel ID
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if [ -n "$dtb_image" ]; then
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conf_node=$conf_node$dtb_image
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else
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conf_node=$conf_node$kernel_id
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fi
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if [ -n "$kernel_id" ]; then
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conf_desc="Linux kernel"
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sep=", "
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kernel_line="kernel = \"kernel-$kernel_id\";"
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fi
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if [ -n "$dtb_image" ]; then
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conf_desc="$conf_desc${sep}FDT blob"
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sep=", "
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fdt_line="fdt = \"fdt-$dtb_image\";"
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fi
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if [ -n "$ramdisk_id" ]; then
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conf_desc="$conf_desc${sep}ramdisk"
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sep=", "
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ramdisk_line="ramdisk = \"ramdisk-$ramdisk_id\";"
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fi
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if [ -n "$bootscr_id" ]; then
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conf_desc="$conf_desc${sep}u-boot script"
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sep=", "
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bootscr_line="bootscr = \"bootscr-$bootscr_id\";"
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fi
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if [ -n "$config_id" ]; then
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conf_desc="$conf_desc${sep}setup"
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setup_line="setup = \"setup-$config_id\";"
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fi
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if [ "$default_flag" = "1" ]; then
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# default node is selected based on dtb ID if it is present,
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# otherwise its selected based on kernel ID
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if [ -n "$dtb_image" ]; then
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# Select default node as user specified dtb when
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# multiple dtb exists.
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if [ -n "$default_dtb_image" ]; then
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if [ -s "${EXTERNAL_KERNEL_DEVICETREE}/$default_dtb_image" ]; then
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default_line="default = \"${FIT_CONF_PREFIX}$default_dtb_image\";"
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else
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bbwarn "Couldn't find a valid user specified dtb in ${EXTERNAL_KERNEL_DEVICETREE}/$default_dtb_image"
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fi
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else
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default_line="default = \"${FIT_CONF_PREFIX}$dtb_image\";"
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fi
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else
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default_line="default = \"${FIT_CONF_PREFIX}$kernel_id\";"
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fi
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fi
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cat << EOF >> $its_file
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$default_line
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$conf_node {
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description = "$default_flag $conf_desc";
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$kernel_line
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$fdt_line
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$ramdisk_line
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$bootscr_line
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$setup_line
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hash-1 {
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algo = "$conf_csum";
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};
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EOF
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if [ -n "$conf_sign_keyname" ] ; then
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sign_line="sign-images = "
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sep=""
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if [ -n "$kernel_id" ]; then
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sign_line="$sign_line${sep}\"kernel\""
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sep=", "
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fi
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if [ -n "$dtb_image" ]; then
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sign_line="$sign_line${sep}\"fdt\""
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sep=", "
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fi
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if [ -n "$ramdisk_id" ]; then
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sign_line="$sign_line${sep}\"ramdisk\""
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sep=", "
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fi
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if [ -n "$bootscr_id" ]; then
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sign_line="$sign_line${sep}\"bootscr\""
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sep=", "
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fi
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if [ -n "$config_id" ]; then
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sign_line="$sign_line${sep}\"setup\""
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fi
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sign_line="$sign_line;"
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cat << EOF >> $its_file
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signature-1 {
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algo = "$conf_csum,$conf_sign_algo";
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key-name-hint = "$conf_sign_keyname";
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padding = "$conf_padding_algo";
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$sign_line
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};
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EOF
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fi
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cat << EOF >> $its_file
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};
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EOF
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}
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#
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# Assemble fitImage
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#
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# $1 ... .its filename
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# $2 ... fitImage name
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# $3 ... include ramdisk
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fitimage_assemble() {
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kernelcount=1
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dtbcount=""
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DTBS=""
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ramdiskcount=$3
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setupcount=""
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bootscr_id=""
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rm -f $1 arch/${ARCH}/boot/$2
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if [ -n "${UBOOT_SIGN_IMG_KEYNAME}" -a "${UBOOT_SIGN_KEYNAME}" = "${UBOOT_SIGN_IMG_KEYNAME}" ]; then
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bbfatal "Keys used to sign images and configuration nodes must be different."
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fi
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fitimage_emit_fit_header $1
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|
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#
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# Step 1: Prepare a kernel image section.
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#
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fitimage_emit_section_maint $1 imagestart
|
|
|
|
uboot_prep_kimage
|
|
fitimage_emit_section_kernel $1 $kernelcount linux.bin "$linux_comp"
|
|
|
|
#
|
|
# Step 2: Prepare a DTB image section
|
|
#
|
|
|
|
if [ -n "${KERNEL_DEVICETREE}" ]; then
|
|
dtbcount=1
|
|
for DTB in ${KERNEL_DEVICETREE}; do
|
|
if echo $DTB | grep -q '/dts/'; then
|
|
bbwarn "$DTB contains the full path to the the dts file, but only the dtb name should be used."
|
|
DTB=`basename $DTB | sed 's,\.dts$,.dtb,g'`
|
|
fi
|
|
|
|
# Skip ${DTB} if it's also provided in ${EXTERNAL_KERNEL_DEVICETREE}
|
|
if [ -n "${EXTERNAL_KERNEL_DEVICETREE}" ] && [ -s ${EXTERNAL_KERNEL_DEVICETREE}/${DTB} ]; then
|
|
continue
|
|
fi
|
|
|
|
DTB_PATH="arch/${ARCH}/boot/dts/$DTB"
|
|
if [ ! -e "$DTB_PATH" ]; then
|
|
DTB_PATH="arch/${ARCH}/boot/$DTB"
|
|
fi
|
|
|
|
DTB=$(echo "$DTB" | tr '/' '_')
|
|
|
|
# Skip DTB if we've picked it up previously
|
|
echo "$DTBS" | tr ' ' '\n' | grep -xq "$DTB" && continue
|
|
|
|
DTBS="$DTBS $DTB"
|
|
fitimage_emit_section_dtb $1 $DTB $DTB_PATH
|
|
done
|
|
fi
|
|
|
|
if [ -n "${EXTERNAL_KERNEL_DEVICETREE}" ]; then
|
|
dtbcount=1
|
|
for DTB in $(find "${EXTERNAL_KERNEL_DEVICETREE}" -name '*.dtb' -printf '%P\n' | sort) \
|
|
$(find "${EXTERNAL_KERNEL_DEVICETREE}" -name '*.dtbo' -printf '%P\n' | sort); do
|
|
DTB=$(echo "$DTB" | tr '/' '_')
|
|
|
|
# Skip DTB/DTBO if we've picked it up previously
|
|
echo "$DTBS" | tr ' ' '\n' | grep -xq "$DTB" && continue
|
|
|
|
DTBS="$DTBS $DTB"
|
|
fitimage_emit_section_dtb $1 $DTB "${EXTERNAL_KERNEL_DEVICETREE}/$DTB"
|
|
done
|
|
fi
|
|
|
|
#
|
|
# Step 3: Prepare a u-boot script section
|
|
#
|
|
|
|
if [ -n "${UBOOT_ENV}" ] && [ -d "${STAGING_DIR_HOST}/boot" ]; then
|
|
if [ -e "${STAGING_DIR_HOST}/boot/${UBOOT_ENV_BINARY}" ]; then
|
|
cp ${STAGING_DIR_HOST}/boot/${UBOOT_ENV_BINARY} ${B}
|
|
bootscr_id="${UBOOT_ENV_BINARY}"
|
|
fitimage_emit_section_boot_script $1 "$bootscr_id" ${UBOOT_ENV_BINARY}
|
|
else
|
|
bbwarn "${STAGING_DIR_HOST}/boot/${UBOOT_ENV_BINARY} not found."
|
|
fi
|
|
fi
|
|
|
|
#
|
|
# Step 4: Prepare a setup section. (For x86)
|
|
#
|
|
if [ -e arch/${ARCH}/boot/setup.bin ]; then
|
|
setupcount=1
|
|
fitimage_emit_section_setup $1 $setupcount arch/${ARCH}/boot/setup.bin
|
|
fi
|
|
|
|
#
|
|
# Step 5: Prepare a ramdisk section.
|
|
#
|
|
if [ "x${ramdiskcount}" = "x1" ] && [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ]; then
|
|
# Find and use the first initramfs image archive type we find
|
|
found=
|
|
for img in ${FIT_SUPPORTED_INITRAMFS_FSTYPES}; do
|
|
initramfs_path="${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img"
|
|
if [ -e "$initramfs_path" ]; then
|
|
bbnote "Found initramfs image: $initramfs_path"
|
|
found=true
|
|
fitimage_emit_section_ramdisk $1 "$ramdiskcount" "$initramfs_path"
|
|
break
|
|
else
|
|
bbnote "Did not find initramfs image: $initramfs_path"
|
|
fi
|
|
done
|
|
|
|
if [ -z "$found" ]; then
|
|
bbfatal "Could not find a valid initramfs type for ${INITRAMFS_IMAGE_NAME}, the supported types are: ${FIT_SUPPORTED_INITRAMFS_FSTYPES}"
|
|
fi
|
|
fi
|
|
|
|
fitimage_emit_section_maint $1 sectend
|
|
|
|
# Force the first Kernel and DTB in the default config
|
|
kernelcount=1
|
|
if [ -n "$dtbcount" ]; then
|
|
dtbcount=1
|
|
fi
|
|
|
|
#
|
|
# Step 6: Prepare a configurations section
|
|
#
|
|
fitimage_emit_section_maint $1 confstart
|
|
|
|
# kernel-fitimage.bbclass currently only supports a single kernel (no less or
|
|
# more) to be added to the FIT image along with 0 or more device trees and
|
|
# 0 or 1 ramdisk.
|
|
# It is also possible to include an initramfs bundle (kernel and rootfs in one binary)
|
|
# When the initramfs bundle is used ramdisk is disabled.
|
|
# If a device tree is to be part of the FIT image, then select
|
|
# the default configuration to be used is based on the dtbcount. If there is
|
|
# no dtb present than select the default configuation to be based on
|
|
# the kernelcount.
|
|
if [ -n "$DTBS" ]; then
|
|
i=1
|
|
for DTB in ${DTBS}; do
|
|
dtb_ext=${DTB##*.}
|
|
if [ "$dtb_ext" = "dtbo" ]; then
|
|
fitimage_emit_section_config $1 "" "$DTB" "" "$bootscr_id" "" "`expr $i = $dtbcount`"
|
|
else
|
|
fitimage_emit_section_config $1 $kernelcount "$DTB" "$ramdiskcount" "$bootscr_id" "$setupcount" "`expr $i = $dtbcount`"
|
|
fi
|
|
i=`expr $i + 1`
|
|
done
|
|
else
|
|
defaultconfigcount=1
|
|
fitimage_emit_section_config $1 $kernelcount "" "$ramdiskcount" "$bootscr_id" "$setupcount" $defaultconfigcount
|
|
fi
|
|
|
|
fitimage_emit_section_maint $1 sectend
|
|
|
|
fitimage_emit_section_maint $1 fitend
|
|
|
|
#
|
|
# Step 7: Assemble the image
|
|
#
|
|
${UBOOT_MKIMAGE} \
|
|
${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \
|
|
-f $1 \
|
|
arch/${ARCH}/boot/$2
|
|
|
|
#
|
|
# Step 8: Sign the image and add public key to U-Boot dtb
|
|
#
|
|
if [ "x${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_SIGN} \
|
|
${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \
|
|
-F -k "${UBOOT_SIGN_KEYDIR}" \
|
|
$add_key_to_u_boot \
|
|
-r arch/${ARCH}/boot/$2 \
|
|
${UBOOT_MKIMAGE_SIGN_ARGS}
|
|
fi
|
|
}
|
|
|
|
do_assemble_fitimage() {
|
|
if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage"; then
|
|
cd ${B}
|
|
fitimage_assemble fit-image.its fitImage ""
|
|
fi
|
|
}
|
|
|
|
addtask assemble_fitimage before do_install after do_compile
|
|
|
|
do_assemble_fitimage_initramfs() {
|
|
if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage" && \
|
|
test -n "${INITRAMFS_IMAGE}" ; then
|
|
cd ${B}
|
|
if [ "${INITRAMFS_IMAGE_BUNDLE}" = "1" ]; then
|
|
fitimage_assemble fit-image-${INITRAMFS_IMAGE}.its fitImage ""
|
|
else
|
|
fitimage_assemble fit-image-${INITRAMFS_IMAGE}.its fitImage-${INITRAMFS_IMAGE} 1
|
|
fi
|
|
fi
|
|
}
|
|
|
|
addtask assemble_fitimage_initramfs before do_deploy after do_bundle_initramfs
|
|
|
|
do_kernel_generate_rsa_keys() {
|
|
if [ "${UBOOT_SIGN_ENABLE}" = "0" ] && [ "${FIT_GENERATE_KEYS}" = "1" ]; then
|
|
bbwarn "FIT_GENERATE_KEYS is set to 1 even though UBOOT_SIGN_ENABLE is set to 0. The keys will not be generated as they won't be used."
|
|
fi
|
|
|
|
if [ "${UBOOT_SIGN_ENABLE}" = "1" ] && [ "${FIT_GENERATE_KEYS}" = "1" ]; then
|
|
|
|
# Generate keys to sign configuration nodes, only if they don't already exist
|
|
if [ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".key ] || \
|
|
[ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".crt ]; then
|
|
|
|
# make directory if it does not already exist
|
|
mkdir -p "${UBOOT_SIGN_KEYDIR}"
|
|
|
|
bbnote "Generating RSA private key for signing fitImage"
|
|
openssl genrsa ${FIT_KEY_GENRSA_ARGS} -out \
|
|
"${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".key \
|
|
"${FIT_SIGN_NUMBITS}"
|
|
|
|
bbnote "Generating certificate for signing fitImage"
|
|
openssl req ${FIT_KEY_REQ_ARGS} "${FIT_KEY_SIGN_PKCS}" \
|
|
-key "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".key \
|
|
-out "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".crt
|
|
fi
|
|
|
|
# Generate keys to sign image nodes, only if they don't already exist
|
|
if [ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".key ] || \
|
|
[ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".crt ]; then
|
|
|
|
# make directory if it does not already exist
|
|
mkdir -p "${UBOOT_SIGN_KEYDIR}"
|
|
|
|
bbnote "Generating RSA private key for signing fitImage"
|
|
openssl genrsa ${FIT_KEY_GENRSA_ARGS} -out \
|
|
"${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".key \
|
|
"${FIT_SIGN_NUMBITS}"
|
|
|
|
bbnote "Generating certificate for signing fitImage"
|
|
openssl req ${FIT_KEY_REQ_ARGS} "${FIT_KEY_SIGN_PKCS}" \
|
|
-key "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".key \
|
|
-out "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".crt
|
|
fi
|
|
fi
|
|
}
|
|
|
|
addtask kernel_generate_rsa_keys before do_assemble_fitimage after do_compile
|
|
|
|
kernel_do_deploy[vardepsexclude] = "DATETIME"
|
|
kernel_do_deploy:append() {
|
|
# Update deploy directory
|
|
if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage"; then
|
|
|
|
if [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ]; then
|
|
bbnote "Copying fit-image.its source file..."
|
|
install -m 0644 ${B}/fit-image.its "$deployDir/fitImage-its-${KERNEL_FIT_NAME}.its"
|
|
if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
|
|
ln -snf fitImage-its-${KERNEL_FIT_NAME}.its "$deployDir/fitImage-its-${KERNEL_FIT_LINK_NAME}"
|
|
fi
|
|
|
|
bbnote "Copying linux.bin file..."
|
|
install -m 0644 ${B}/linux.bin $deployDir/fitImage-linux.bin-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT}
|
|
if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
|
|
ln -snf fitImage-linux.bin-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT} "$deployDir/fitImage-linux.bin-${KERNEL_FIT_LINK_NAME}"
|
|
fi
|
|
fi
|
|
|
|
if [ -n "${INITRAMFS_IMAGE}" ]; then
|
|
bbnote "Copying fit-image-${INITRAMFS_IMAGE}.its source file..."
|
|
install -m 0644 ${B}/fit-image-${INITRAMFS_IMAGE}.its "$deployDir/fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.its"
|
|
if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
|
|
ln -snf fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.its "$deployDir/fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_LINK_NAME}"
|
|
fi
|
|
|
|
if [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ]; then
|
|
bbnote "Copying fitImage-${INITRAMFS_IMAGE} file..."
|
|
install -m 0644 ${B}/arch/${ARCH}/boot/fitImage-${INITRAMFS_IMAGE} "$deployDir/fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT}"
|
|
if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
|
|
ln -snf fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT} "$deployDir/fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_LINK_NAME}"
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
if [ "${UBOOT_SIGN_ENABLE}" = "1" -o "${UBOOT_FITIMAGE_ENABLE}" = "1" ] && \
|
|
[ -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 "$deployDir/"
|
|
fi
|
|
if [ "${UBOOT_FITIMAGE_ENABLE}" = "1" -a -n "${UBOOT_BINARY}" -a -n "${SPL_DTB_BINARY}" ] ; then
|
|
# If we're also creating and/or signing the uboot fit, now we need to
|
|
# deploy it, it's its file, as well as u-boot-spl.dtb
|
|
install -m 0644 ${B}/u-boot-spl-${MACHINE}*.dtb "$deployDir/"
|
|
bbnote "Copying u-boot-fitImage file..."
|
|
install -m 0644 ${B}/u-boot-fitImage-* "$deployDir/"
|
|
bbnote "Copying u-boot-its file..."
|
|
install -m 0644 ${B}/u-boot-its-* "$deployDir/"
|
|
fi
|
|
}
|
|
|
|
# The function below performs the following in case of initramfs bundles:
|
|
# - Removes do_assemble_fitimage. FIT generation is done through
|
|
# do_assemble_fitimage_initramfs. do_assemble_fitimage is not needed
|
|
# and should not be part of the tasks to be executed.
|
|
# - Since do_kernel_generate_rsa_keys is inserted by default
|
|
# between do_compile and do_assemble_fitimage, this is
|
|
# not suitable in case of initramfs bundles. do_kernel_generate_rsa_keys
|
|
# should be between do_bundle_initramfs and do_assemble_fitimage_initramfs.
|
|
python () {
|
|
if d.getVar('INITRAMFS_IMAGE_BUNDLE') == "1":
|
|
bb.build.deltask('do_assemble_fitimage', d)
|
|
bb.build.deltask('kernel_generate_rsa_keys', d)
|
|
bb.build.addtask('kernel_generate_rsa_keys', 'do_assemble_fitimage_initramfs', 'do_bundle_initramfs', d)
|
|
}
|