| inherit kernel-uboot |
| |
| python __anonymous () { |
| kerneltypes = d.getVar('KERNEL_IMAGETYPES', True) or "" |
| if 'fitImage' in kerneltypes.split(): |
| depends = d.getVar("DEPENDS", True) |
| depends = "%s u-boot-mkimage-native dtc-native" % depends |
| d.setVar("DEPENDS", depends) |
| |
| # 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 "" |
| if 'fitImage' in typeformake.split(): |
| d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake.replace('fitImage', 'zImage')) |
| |
| image = d.getVar('INITRAMFS_IMAGE', True) |
| if image: |
| d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete') |
| |
| } |
| |
| # Options for the device tree compiler passed to mkimage '-D' feature: |
| UBOOT_MKIMAGE_DTCOPTS ??= "" |
| |
| # |
| # Emit the fitImage ITS header |
| # |
| # $1 ... .its filename |
| fitimage_emit_fit_header() { |
| cat << EOF >> ${1} |
| /dts-v1/; |
| |
| / { |
| description = "U-Boot fitImage for ${DISTRO_NAME}/${PV}/${MACHINE}"; |
| #address-cells = <1>; |
| EOF |
| } |
| |
| # |
| # Emit the fitImage section bits |
| # |
| # $1 ... .its filename |
| # $2 ... Section bit type: imagestart - image section start |
| # confstart - configuration section start |
| # sectend - section end |
| # fitend - fitimage end |
| # |
| fitimage_emit_section_maint() { |
| case $2 in |
| imagestart) |
| cat << EOF >> ${1} |
| |
| images { |
| EOF |
| ;; |
| confstart) |
| cat << EOF >> ${1} |
| |
| configurations { |
| EOF |
| ;; |
| sectend) |
| cat << EOF >> ${1} |
| }; |
| EOF |
| ;; |
| fitend) |
| cat << EOF >> ${1} |
| }; |
| EOF |
| ;; |
| esac |
| } |
| |
| # |
| # Emit the fitImage ITS kernel section |
| # |
| # $1 ... .its filename |
| # $2 ... Image counter |
| # $3 ... Path to kernel image |
| # $4 ... Compression type |
| fitimage_emit_section_kernel() { |
| |
| kernel_csum="sha1" |
| |
| ENTRYPOINT=${UBOOT_ENTRYPOINT} |
| if test -n "${UBOOT_ENTRYSYMBOL}"; then |
| ENTRYPOINT=`${HOST_PREFIX}nm ${S}/vmlinux | \ |
| awk '$4=="${UBOOT_ENTRYSYMBOL}" {print $2}'` |
| fi |
| |
| cat << EOF >> ${1} |
| kernel@${2} { |
| description = "Linux kernel"; |
| data = /incbin/("${3}"); |
| type = "kernel"; |
| arch = "${UBOOT_ARCH}"; |
| os = "linux"; |
| compression = "${4}"; |
| load = <${UBOOT_LOADADDRESS}>; |
| entry = <${ENTRYPOINT}>; |
| hash@1 { |
| algo = "${kernel_csum}"; |
| }; |
| }; |
| EOF |
| } |
| |
| # |
| # Emit the fitImage ITS DTB section |
| # |
| # $1 ... .its filename |
| # $2 ... Image counter |
| # $3 ... Path to DTB image |
| fitimage_emit_section_dtb() { |
| |
| dtb_csum="sha1" |
| |
| cat << EOF >> ${1} |
| fdt@${2} { |
| description = "Flattened Device Tree blob"; |
| data = /incbin/("${3}"); |
| type = "flat_dt"; |
| arch = "${UBOOT_ARCH}"; |
| compression = "none"; |
| hash@1 { |
| algo = "${dtb_csum}"; |
| }; |
| }; |
| EOF |
| } |
| |
| # |
| # Emit the fitImage ITS ramdisk section |
| # |
| # $1 ... .its filename |
| # $2 ... Image counter |
| # $3 ... Path to ramdisk image |
| fitimage_emit_section_ramdisk() { |
| |
| ramdisk_csum="sha1" |
| ramdisk_ctype="none" |
| ramdisk_loadline="" |
| ramdisk_entryline="" |
| |
| if [ -n "${UBOOT_RD_LOADADDRESS}" ]; then |
| ramdisk_loadline="load = <${UBOOT_RD_LOADADDRESS}>;" |
| fi |
| if [ -n "${UBOOT_RD_ENTRYPOINT}" ]; then |
| ramdisk_entryline="entry = <${UBOOT_RD_ENTRYPOINT}>;" |
| fi |
| |
| case $3 in |
| *.gz) |
| ramdisk_ctype="gzip" |
| ;; |
| *.bz2) |
| ramdisk_ctype="bzip2" |
| ;; |
| *.lzma) |
| ramdisk_ctype="lzma" |
| ;; |
| *.lzo) |
| ramdisk_ctype="lzo" |
| ;; |
| *.lz4) |
| ramdisk_ctype="lz4" |
| ;; |
| esac |
| |
| cat << EOF >> ${1} |
| ramdisk@${2} { |
| description = "${INITRAMFS_IMAGE}"; |
| data = /incbin/("${3}"); |
| type = "ramdisk"; |
| arch = "${UBOOT_ARCH}"; |
| os = "linux"; |
| compression = "${ramdisk_ctype}"; |
| ${ramdisk_loadline} |
| ${ramdisk_entryline} |
| hash@1 { |
| algo = "${ramdisk_csum}"; |
| }; |
| }; |
| EOF |
| } |
| |
| # |
| # Emit the fitImage ITS configuration section |
| # |
| # $1 ... .its filename |
| # $2 ... Linux kernel ID |
| # $3 ... DTB image ID |
| # $4 ... ramdisk ID |
| fitimage_emit_section_config() { |
| |
| conf_csum="sha1" |
| |
| # Test if we have any DTBs at all |
| if [ -z "${3}" -a -z "${4}" ] ; then |
| conf_desc="Boot Linux kernel" |
| fdt_line="" |
| ramdisk_line="" |
| elif [ -z "${4}" ]; then |
| conf_desc="Boot Linux kernel with FDT blob" |
| fdt_line="fdt = \"fdt@${3}\";" |
| ramdisk_line="" |
| elif [ -z "${3}" ]; then |
| conf_desc="Boot Linux kernel with ramdisk" |
| fdt_line="" |
| ramdisk_line="ramdisk = \"ramdisk@${4}\";" |
| else |
| conf_desc="Boot Linux kernel with FDT blob, ramdisk" |
| fdt_line="fdt = \"fdt@${3}\";" |
| ramdisk_line="ramdisk = \"ramdisk@${4}\";" |
| fi |
| kernel_line="kernel = \"kernel@${2}\";" |
| |
| cat << EOF >> ${1} |
| default = "conf@1"; |
| conf@1 { |
| description = "${conf_desc}"; |
| ${kernel_line} |
| ${fdt_line} |
| ${ramdisk_line} |
| hash@1 { |
| algo = "${conf_csum}"; |
| }; |
| }; |
| EOF |
| } |
| |
| # |
| # Assemble fitImage |
| # |
| # $1 ... .its filename |
| # $2 ... fitImage name |
| # $3 ... include ramdisk |
| fitimage_assemble() { |
| kernelcount=1 |
| dtbcount="" |
| ramdiskcount=${3} |
| rm -f ${1} arch/${ARCH}/boot/${2} |
| |
| fitimage_emit_fit_header ${1} |
| |
| # |
| # Step 1: Prepare a kernel image section. |
| # |
| fitimage_emit_section_maint ${1} imagestart |
| |
| uboot_prep_kimage |
| fitimage_emit_section_kernel ${1} "${kernelcount}" linux.bin "${linux_comp}" |
| |
| # |
| # Step 2: Prepare a DTB image section |
| # |
| if test -n "${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 |
| DTB_PATH="arch/${ARCH}/boot/dts/${DTB}" |
| if [ ! -e "${DTB_PATH}" ]; then |
| DTB_PATH="arch/${ARCH}/boot/${DTB}" |
| fi |
| |
| fitimage_emit_section_dtb ${1} ${dtbcount} ${DTB_PATH} |
| dtbcount=`expr ${dtbcount} + 1` |
| done |
| fi |
| |
| # |
| # Step 3: Prepare a ramdisk section. |
| # |
| if [ "x${ramdiskcount}" = "x1" ] ; then |
| # Find and use the first initramfs image archive type we find |
| for img in cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.gz cpio; do |
| initramfs_path="${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.${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 |
| dtbcount=1 |
| |
| # |
| # Step 4: Prepare a configurations section |
| # |
| fitimage_emit_section_maint ${1} confstart |
| |
| fitimage_emit_section_config ${1} ${kernelcount} ${dtbcount} ${ramdiskcount} |
| |
| fitimage_emit_section_maint ${1} sectend |
| |
| fitimage_emit_section_maint ${1} fitend |
| |
| # |
| # Step 5: Assemble the image |
| # |
| uboot-mkimage \ |
| ${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \ |
| -f ${1} \ |
| arch/${ARCH}/boot/${2} |
| } |
| |
| 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 ${B} |
| fitimage_assemble fit-image-${INITRAMFS_IMAGE}.its fitImage-${INITRAMFS_IMAGE} 1 |
| fi |
| } |
| |
| addtask assemble_fitimage_initramfs before do_deploy after do_install |
| |
| |
| 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 |
| |
| if [ -n "${INITRAMFS_IMAGE}" ]; then |
| echo "Copying fit-image-${INITRAMFS_IMAGE}.its source file..." |
| its_initramfs_base_name="fitImage-its-${INITRAMFS_IMAGE}-${PV}-${PR}-${MACHINE}-${DATETIME}" |
| its_initramfs_symlink_name=fitImage-its-${INITRAMFS_IMAGE}-${MACHINE} |
| install -m 0644 fit-image-${INITRAMFS_IMAGE}.its ${DEPLOYDIR}/${its_initramfs_base_name}.its |
| fit_initramfs_base_name="fitImage-${INITRAMFS_IMAGE}-${PV}-${PR}-${MACHINE}-${DATETIME}" |
| fit_initramfs_symlink_name=fitImage-${INITRAMFS_IMAGE}-${MACHINE} |
| install -m 0644 arch/${ARCH}/boot/fitImage-${INITRAMFS_IMAGE} ${DEPLOYDIR}/${fit_initramfs_base_name}.bin |
| fi |
| |
| 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 |
| fi |
| fi |
| } |