151 lines
3.7 KiB
Plaintext
151 lines
3.7 KiB
Plaintext
inherit kernel
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do_assemble_fitimage[depends] += "fpga-image:do_deploy"
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#
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# Emit the fitImage ITS fpga 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 fpga image
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fitimage_emit_section_fpga() {
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cat << EOF >> ${1}
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fpga@${2} {
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description = "FPGA";
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data = /incbin/("${3}");
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type = "fpga";
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arch = "${UBOOT_ARCH}";
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compression = "none";
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hash@1 {
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algo = "sha1";
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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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# Assemble fitImage
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#
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# $1 ... .its filename
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# $2 ... fitImage name
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# $3 ... include ramdisk
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fitimage_assemble() {
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kernelcount=1
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fpgacount=1
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dtbcount=""
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DTBS=""
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ramdiskcount=${3}
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setupcount=""
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rm -f ${1} arch/${ARCH}/boot/${2}
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fitimage_emit_fit_header ${1}
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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
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uboot_prep_kimage
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fitimage_emit_section_kernel ${1} "${kernelcount}" linux.bin "${linux_comp}"
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#
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# Step 1.5: Prepare a fpga image section.
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#
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fitimage_emit_section_fpga ${1} "${fpgacount}" "${DEPLOY_DIR_IMAGE}/fpga-image-${MACHINE}"
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#
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# Step 2: Prepare a DTB image section
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#
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if [ -n "${KERNEL_DEVICETREE}" ]; then
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dtbcount=1
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for DTB in ${KERNEL_DEVICETREE}; do
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if echo ${DTB} | grep -q '/dts/'; then
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bbwarn "${DTB} contains the full path to the the dts file, but only the dtb name should be used."
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DTB=`basename ${DTB} | sed 's,\.dts$,.dtb,g'`
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fi
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DTB_PATH="arch/${ARCH}/boot/dts/${DTB}"
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if [ ! -e "${DTB_PATH}" ]; then
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DTB_PATH="arch/${ARCH}/boot/${DTB}"
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fi
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DTB=$(echo "${DTB}" | tr '/' '_')
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DTBS="${DTBS} ${DTB}"
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fitimage_emit_section_dtb ${1} ${DTB} ${DTB_PATH}
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done
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fi
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#
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# Step 3: Prepare a setup section. (For x86)
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#
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if [ -e arch/${ARCH}/boot/setup.bin ]; then
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setupcount=1
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fitimage_emit_section_setup ${1} "${setupcount}" arch/${ARCH}/boot/setup.bin
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fi
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#
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# Step 4: Prepare a ramdisk section.
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#
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if [ "x${ramdiskcount}" = "x1" ] ; then
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# Find and use the first initramfs image archive type we find
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for img in cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.gz ext2.gz cpio; do
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initramfs_path="${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.${img}"
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echo "Using $initramfs_path"
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if [ -e "${initramfs_path}" ]; then
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fitimage_emit_section_ramdisk ${1} "${ramdiskcount}" "${initramfs_path}"
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break
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fi
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done
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fi
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fitimage_emit_section_maint ${1} sectend
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# Force the first Kernel and DTB in the default config
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kernelcount=1
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if [ -n "${dtbcount}" ]; then
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dtbcount=1
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fi
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#
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# Step 5: Prepare a configurations section
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#
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fitimage_emit_section_maint ${1} confstart
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if [ -n "${DTBS}" ]; then
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i=1
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for DTB in ${DTBS}; do
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dtb_ext=${DTB##*.}
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if [ "${dtb_ext}" = "dtbo" ]; then
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fitimage_emit_section_config ${1} "" "${DTB}" "" "" "`expr ${i} = ${dtbcount}`"
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else
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fitimage_emit_section_config ${1} "${kernelcount}" "${DTB}" "${ramdiskcount}" "${setupcount}" "`expr ${i} = ${dtbcount}`"
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fi
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i=`expr ${i} + 1`
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done
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fi
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fitimage_emit_section_maint ${1} sectend
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fitimage_emit_section_maint ${1} fitend
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#
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# Step 6: Assemble the image
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#
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uboot-mkimage \
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${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \
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-f ${1} \
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arch/${ARCH}/boot/${2}
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#
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# Step 7: Sign the image and add public key to U-Boot dtb
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#
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if [ "x${UBOOT_SIGN_ENABLE}" = "x1" ] ; then
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uboot-mkimage \
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${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \
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-F -k "${UBOOT_SIGN_KEYDIR}" \
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${@'-K "${DEPLOY_DIR_IMAGE}/${UBOOT_DTB_BINARY}"' if len('${UBOOT_DTB_BINARY}') else ''} \
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-r arch/${ARCH}/boot/${2}
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fi
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}
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