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inherit image_types_uboot
# oe_mkimage() was defined in image_types_uboot. Howver, it does not consider
# the image load address and entry point. Override it here.
oe_mkimage () {
mkimage -A ${UBOOT_ARCH} -O linux -T ramdisk -C $2 -n ${IMAGE_BASENAME} \
-a ${INITRD_IMAGE_LOADADDRESS} -e ${INITRD_IMAGE_ENTRYPOINT} \
-d ${DEPLOY_DIR_IMAGE}/$1 ${DEPLOY_DIR_IMAGE}/$1.u-boot
}
INITRD_IMAGE_ENTRYPOINT ?= "0x40800000"
INITRD_IMAGE_LOADADDRESS ?= "${INITRD_IMAGE_ENTRYPOINT}"
INITRD_LINK_NAME = "${INITRD_IMAGE}-${MACHINE}${INITRAMFS_FSTYPE}"
FLASH_IMAGE_NAME ?= "flash-${MACHINE}-${DATETIME}"
FLASH_IMAGE_LINK ?= "flash-${MACHINE}"
FLASH_UBOOT_OFFSET ?= "0"
FLASH_KERNEL_OFFSET ?= "512"
FLASH_INITRD_OFFSET ?= "3072"
FLASH_ROFS_OFFSET ?= "4864"
FLASH_RWFS_OFFSET ?= "28672"
RWFS_SIZE ?= "4096"
# $(( ${FLASH_SIZE} - ${FLASH_RWFS_OFFSET} ))
# IMAGE_POSTPROCESS_COMMAND += "do_generate_flash"
do_generate_flash() {
INITRD_CTYPE=${INITRAMFS_CTYPE}
ddir="${DEPLOY_DIR_IMAGE}"
kernel="${KERNEL_IMAGETYPE}"
uboot="u-boot.${UBOOT_SUFFIX}"
initrd="${INITRD_LINK_NAME}.cpio.${INITRD_CTYPE}"
uinitrd="${initrd}.u-boot"
rootfs="${IMAGE_LINK_NAME}.${IMAGE_BASETYPE}"
rwfs="rwfs.${OVERLAY_BASETYPE}"
if [ ! -f $ddir/$kernel ]; then
bbfatal "Kernel file ${ddir}/${kernel} does not exist"
fi
if [ ! -f $ddir/$uboot ]; then
bbfatal "U-boot file ${ddir}/${uboot} does not exist"
fi
if [ ! -f $ddir/$initrd ]; then
bbfatal "initrd file ${ddir}/${initrd} does not exist"
fi
if [ ! -f $ddir/$rootfs ]; then
bbfatal "Rootfs file ${ddir}/${rootfs} does not exist"
fi
oe_mkimage "${initrd}" "${INITRD_CTYPE}" || bbfatal "oe_mkimage initrd"
dd if=/dev/zero of=${ddir}/${rwfs} bs=1k count=${RWFS_SIZE}
mkfs.${OVERLAY_BASETYPE} -b 4096 -F -O^huge_file ${ddir}/${rwfs} || bbfatal "mkfs rwfs"
dst="${ddir}/${FLASH_IMAGE_NAME}"
rm -rf $dst
dd if=/dev/zero of=${dst} bs=1k count=${FLASH_SIZE}
dd if=${ddir}/${uboot} of=${dst} bs=1k seek=${FLASH_UBOOT_OFFSET}
dd if=${ddir}/${kernel} of=${dst} bs=1k seek=${FLASH_KERNEL_OFFSET}
dd if=${ddir}/${uinitrd} of=${dst} bs=1k seek=${FLASH_INITRD_OFFSET}
dd if=${ddir}/${rootfs} of=${dst} bs=1k seek=${FLASH_ROFS_OFFSET}
dd if=${ddir}/${rwfs} of=${dst} bs=1k seek=${FLASH_RWFS_OFFSET}
dstlink="${ddir}/${FLASH_IMAGE_LINK}"
rm -rf $dstlink
ln -sf ${FLASH_IMAGE_NAME} $dstlink
}
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