meta-digi-arm: Add recipes-bsp/u-boot
Also add the image_types_digi class. Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>
This commit is contained in:
Alex Gonzalez
parent
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inherit image_types
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IMAGE_BOOTLOADER ?= "u-boot"
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# Handle u-boot suffixes
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UBOOT_SUFFIX ?= "bin"
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UBOOT_PADDING ?= "0"
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UBOOT_SUFFIX_SDCARD ?= "${UBOOT_SUFFIX}"
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#
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# Handles i.MX mxs bootstream generation
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#
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# IMX Bootlets Linux bootstream
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IMAGE_DEPENDS_linux.sb = "elftosb-native imx-bootlets virtual/kernel"
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IMAGE_LINK_NAME_linux.sb = ""
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IMAGE_CMD_linux.sb () {
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kernel_bin="`readlink ${KERNEL_IMAGETYPE}-${MACHINE}.bin`"
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kernel_dtb="`readlink ${KERNEL_IMAGETYPE}-${MACHINE}.dtb || true`"
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linux_bd_file=imx-bootlets-linux.bd-${MACHINE}
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if [ `basename $kernel_bin .bin` = `basename $kernel_dtb .dtb` ]; then
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# When using device tree we build a zImage with the dtb
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# appended on the end of the image
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linux_bd_file=imx-bootlets-linux.bd-dtb-${MACHINE}
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cat $kernel_bin $kernel_dtb \
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> $kernel_bin-dtb
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rm -f ${KERNEL_IMAGETYPE}-${MACHINE}.bin-dtb
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ln -s $kernel_bin-dtb ${KERNEL_IMAGETYPE}-${MACHINE}.bin-dtb
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fi
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# Ensure the file is generated
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rm -f ${IMAGE_NAME}.linux.sb
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elftosb -z -c $linux_bd_file -o ${IMAGE_NAME}.linux.sb
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# Remove the appended file as it is only used here
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rm -f $kernel_bin-dtb
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}
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# U-Boot mxsboot generation to SD-Card
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UBOOT_SUFFIX_SDCARD_mxs ?= "mxsboot-sdcard"
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IMAGE_DEPENDS_uboot.mxsboot-sdcard = "u-boot-mxsboot-native u-boot"
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IMAGE_CMD_uboot.mxsboot-sdcard = "mxsboot sd ${DEPLOY_DIR_IMAGE}/u-boot-${MACHINE}.${UBOOT_SUFFIX} \
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${DEPLOY_DIR_IMAGE}/u-boot-${MACHINE}.${UBOOT_SUFFIX_SDCARD}"
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# Default to 3.4GiB images
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SDCARD_SIZE ?= "3400"
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# Boot partition volume id
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BOOTDD_VOLUME_ID ?= "Boot ${MACHINE}"
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# Addional space for boot partition
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BOOT_SPACE ?= "5MiB"
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IMAGE_DEPENDS_sdcard = "parted-native dosfstools-native mtools-native \
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virtual/kernel ${IMAGE_BOOTLOADER}"
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SDCARD = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.sdcard"
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SDCARD_GENERATION_COMMAND_mxs = "generate_mxs_sdcard"
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SDCARD_GENERATION_COMMAND_mx5 = "generate_imx_sdcard"
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SDCARD_GENERATION_COMMAND_mx6 = "generate_imx_sdcard"
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#
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# Create an image that can by written onto a SD card using dd for use
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# with i.MX SoC family
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#
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# External variables needed:
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# ${SDCARD_ROOTFS} - the rootfs image to incorporate
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# ${IMAGE_BOOTLOADER} - bootloader to use {u-boot, barebox}
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#
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# The disk layout used is:
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#
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# 0 - 1M - reserved to bootloader (not partitioned)
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# 1M - BOOT_SPACE - kernel
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# BOOT_SPACE - SDCARD_SIZE - rootfs
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#
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generate_imx_sdcard () {
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# Create partition table
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parted -s ${SDCARD} mklabel msdos
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parted -s ${SDCARD} mkpart primary 1MiB ${BOOT_SPACE}
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parted -s ${SDCARD} mkpart primary ${BOOT_SPACE} 100%
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parted ${SDCARD} print
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case "${IMAGE_BOOTLOADER}" in
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imx-bootlets)
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bberror "The imx-bootlets is not supported for i.MX based machines"
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exit 1
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;;
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u-boot)
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dd if=${DEPLOY_DIR_IMAGE}/u-boot-${MACHINE}.${UBOOT_SUFFIX_SDCARD} of=${SDCARD} conv=notrunc seek=2 skip=${UBOOT_PADDING} bs=512
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;;
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barebox)
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dd if=${DEPLOY_DIR_IMAGE}/barebox-${MACHINE}.bin of=${SDCARD} conv=notrunc seek=1 skip=1 bs=512
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dd if=${DEPLOY_DIR_IMAGE}/bareboxenv-${MACHINE}.bin of=${SDCARD} conv=notrunc seek=1 bs=512k
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;;
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*)
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bberror "Unkown IMAGE_BOOTLOADER value"
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exit 1
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;;
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esac
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BOOT_BLOCKS=$(LC_ALL=C parted -s ${SDCARD} unit b print \
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| awk '/ 1 / { print substr($4, 1, length($4 -1)) / 1024 }')
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mkfs.vfat -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${WORKDIR}/boot.img $BOOT_BLOCKS
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mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/uImage-${MACHINE}.bin ::/uImage
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if [ -e "${KERNEL_IMAGETYPE}-${MACHINE}.dtb" ]; then
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kernel_bin="`readlink ${KERNEL_IMAGETYPE}-${MACHINE}.bin`"
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kernel_dtb="`readlink ${KERNEL_IMAGETYPE}-${MACHINE}.dtb`"
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if [ `basename $kernel_bin .bin` = `basename $kernel_dtb .dtb` ]; then
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mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}.dtb ::/machine.dtb
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fi
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fi
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dd if=${WORKDIR}/boot.img of=${SDCARD} conv=notrunc seek=1 bs=1M
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dd if=${SDCARD_ROOTFS} of=${SDCARD} conv=notrunc seek=1 bs=${BOOT_SPACE}
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}
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#
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# Create an image that can by written onto a SD card using dd for use
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# with i.MXS SoC family
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#
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# External variables needed:
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# ${SDCARD_ROOTFS} - the rootfs image to incorporate
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# ${IMAGE_BOOTLOADER} - bootloader to use {imx-bootlets, u-boot}
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#
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generate_mxs_sdcard () {
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# Create partition table
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parted -s ${SDCARD} mklabel msdos
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case "${IMAGE_BOOTLOADER}" in
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imx-bootlets)
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# The disk layout used is:
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#
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# 1M - BOOT_SPACE - kernel
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# BOOT_SPACE - SDCARD_SIZE - rootfs
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#
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parted -s ${SDCARD} mkpart primary 1MiB ${BOOT_SPACE}
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parted -s ${SDCARD} mkpart primary ${BOOT_SPACE} 100%
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# Empty 4 bytes from boot partition
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dd if=/dev/zero of=${SDCARD} conv=notrunc seek=2048 count=4
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# Write the bootstream in (2048 + 4) bytes
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dd if=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.linux.sb of=${SDCARD} conv=notrunc seek=1 seek=2052
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;;
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u-boot)
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# The disk layout used is:
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#
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# 1M - 2M - reserved to bootloader and other data
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# 2M - BOOT_SPACE - kernel
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# BOOT_SPACE - SDCARD_SIZE - rootfs
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#
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parted -s ${SDCARD} mkpart primary 1MiB 2MiB
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parted -s ${SDCARD} mkpart primary 2MiB ${BOOT_SPACE}
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parted -s ${SDCARD} mkpart primary ${BOOT_SPACE} 100%
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dd if=${DEPLOY_DIR_IMAGE}/u-boot-${MACHINE}.${UBOOT_SUFFIX_SDCARD} of=${SDCARD} conv=notrunc seek=1 skip=${UBOOT_PADDING} bs=1MiB
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BOOT_BLOCKS=$(LC_ALL=C parted -s ${SDCARD} unit b print \
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| awk '/ 2 / { print substr($4, 1, length($4 -1)) / 1024 }')
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mkfs.vfat -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${WORKDIR}/boot.img $BOOT_BLOCKS
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mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/uImage-${MACHINE}.bin ::/uImage
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if [ -e "${KERNEL_IMAGETYPE}-${MACHINE}.dtb" ]; then
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kernel_bin="`readlink ${KERNEL_IMAGETYPE}-${MACHINE}.bin`"
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kernel_dtb="`readlink ${KERNEL_IMAGETYPE}-${MACHINE}.dtb`"
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if [ `basename $kernel_bin .bin` = `basename $kernel_dtb .dtb` ]; then
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mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}.dtb ::/machine.dtb
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fi
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fi
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dd if=${WORKDIR}/boot.img of=${SDCARD} conv=notrunc seek=2 bs=1MiB
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;;
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*)
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bberror "Unkown IMAGE_BOOTLOADER value"
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exit 1
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;;
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esac
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# Change partition type for mxs processor family
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bbnote "Setting partition type to 0x53 as required for mxs' SoC family."
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echo -n S | dd of=${SDCARD} bs=1 count=1 seek=450 conv=notrunc
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parted ${SDCARD} print
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dd if=${SDCARD_ROOTFS} of=${SDCARD} conv=notrunc seek=1 bs=${BOOT_SPACE}
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}
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IMAGE_CMD_sdcard () {
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if [ -z "${SDCARD_ROOTFS}" ]; then
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bberror "SDCARD_ROOTFS is undefined. To use sdcard image from Freescale's BSP it needs to be defined."
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exit 1
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fi
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# Initialize a sparse file
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dd if=/dev/zero of=${SDCARD} bs=1 count=0 seek=$(expr 1000 \* 1000 \* ${SDCARD_SIZE})
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${SDCARD_GENERATION_COMMAND}
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}
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@ -0,0 +1,48 @@
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# Copyright (C) 2011 Freescale Semiconductor
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# Copyright (C) 2012 Digi International
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# Released under the MIT license (see COPYING.MIT for the terms)
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DESCRIPTION = "bootloader for Digi platforms"
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require recipes-bsp/u-boot/u-boot.inc
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PROVIDES += "u-boot-digi"
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LICENSE = "GPLv2+"
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LIC_FILES_CHKSUM = "file://COPYING;md5=4c6cde5df68eff615d36789dc18edd3b"
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DEPENDS_mxs += "elftosb-native"
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PR = "r8"
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# Revision for MX28 based platforms.
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SRCREV_mxs = "DUB-4.1.2"
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# Revision for MX51 and MX53 platforms
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# [DIGI] This is currently the agonzal/yocto branch
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# [DIGI] until DIGI-UBOOT-93 is fixed.
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SRCREV_mx5 = "f684e0259c4a9f63476a3694d9f0f5a6d21b1943"
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SRC_URI = "git://log-sln-cvs.digi.com/data/vcs/git/u-boot-denx.git"
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UBOOT_MACHINE_ccxmx53js = "ccxmx53js_config"
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UBOOT_MACHINE_ccxmx51js = "ccxmx51js_config"
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UBOOT_MACHINE_ccardxmx28js = "ccardxmx28js_config"
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UBOOT_MAKE_TARGET = "u-boot.bin"
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UBOOT_SUFFIX = "bin"
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UBOOT_PADDING = "2"
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S = "${WORKDIR}/git"
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EXTRA_OEMAKE += 'HOSTSTRIP=true'
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PACKAGE_ARCH = "${MACHINE_ARCH}"
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# [DIGI] GNU gold linker is an alternative to GNU linker.
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do_compile_prepend() {
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if [ "${@base_contains('DISTRO_FEATURES', 'ld-is-gold', 'ld-is-gold', '', d)}" = "ld-is-gold" ] ; then
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sed -i 's/$(CROSS_COMPILE)ld/$(CROSS_COMPILE)ld.bfd/g' config.mk
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fi
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}
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COMPATIBLE_MACHINE = "(mxs|mx5)"
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