diff options
Diffstat (limited to 'recipes-images/images/files/library/imx6')
-rwxr-xr-x | recipes-images/images/files/library/imx6/update.sh | 323 |
1 files changed, 323 insertions, 0 deletions
diff --git a/recipes-images/images/files/library/imx6/update.sh b/recipes-images/images/files/library/imx6/update.sh new file mode 100755 index 0000000..230e678 --- /dev/null +++ b/recipes-images/images/files/library/imx6/update.sh @@ -0,0 +1,323 @@ +#!/bin/sh +# Prepare files needed for flashing a Apalis/Colibri iMX6 module +# +# inspired by meta-fsl-arm/classes/image_types_fsl.bbclass + +# exit on error +set -e + +Flash() +{ + echo "To flash the Apalis/Colibri iMX6 module a running U-Boot is required. Boot the" + echo "module to the U-Boot prompt and" + echo "" + echo "insert the SD card, USB flash drive or when using TFTP connect Ethernet only" + echo "and enter:" + echo "'run setupdate'" + echo "" + echo "then to update all components enter:" + echo "'run update' or 'run update_it'" + echo "" + echo "to update a single component enter one of:" + echo "'run update_uboot' or 'run update_uboot_it'" + echo "'run update_kernel'" + echo "'run update_fdt'" + echo "'run update_rootfs'" + echo "" + echo "for 'Apalis iMX6Q 2GB IT' use the version with '_it'." + echo "" + echo "If you don't have a working U-Boot anymore, connect your PC to the module's USB" + echo "client port, bring the module in the serial download mode and start the" + echo "update.sh script with the -d option. This will copy U-Boot into the modules RAM" + echo "and execute it." +} + +Usage() +{ + echo "" + echo "Prepares and copies files for flashing internal eMMC of Apalis/Colibri iMX6" + echo "" + echo "Will require a running U-Boot on the target. Either one already flashed on the" + echo "eMMC or one copied over USB into the module's RAM" + echo "" + echo "-c : split resulting rootfs into chunks usable for TFTP transmission" + echo "-d : use USB connection to copy/execute U-Boot to/from module's RAM" + echo "-f : flash instructions" + echo "-h : prints this message" + echo "-m : module type: 0: autodetect from ./rootfs/etc/issues (default)" + echo " 1: Apalis iMX6" + echo " 2: Colibri iMX6" + echo "-o directory : output directory" + echo "" + echo "Example \"./update.sh -o /srv/tftp/\" copies the required files to /srv/tftp/" + echo "" + echo "*** For detailed recovery/update procedures, refer to the following website: ***" + echo "http://developer.toradex.com/knowledge-base/flashing-linux-on-imx6-modules" + echo "" +} + +# initialise options +KERNEL_IMAGETYPE="uImage" +MIN_PARTITION_FREE_SIZE=100 +MODTYPE_DETECT=0 +OUT_DIR="" +ROOTFSPATH=rootfs +SPLIT=0 +UBOOT_RECOVERY=0 + +while getopts "cdfhm:o:" Option ; do + case $Option in + c) SPLIT=1 + ;; + d) UBOOT_RECOVERY=1 + ;; + f) Flash + exit 0 + ;; + h) Usage + exit 0 + ;; + m) MODTYPE_DETECT=$OPTARG + ;; + o) OUT_DIR=$OPTARG + ;; + esac +done + +if [ "$OUT_DIR" = "" ] && [ "$UBOOT_RECOVERY" = "0" ] ; then + Usage + exit 1 +fi + +# is OUT_DIR an existing directory? +if [ ! -d "$OUT_DIR" ] && [ "$UBOOT_RECOVERY" = "0" ] ; then + echo "$OUT_DIR" "does not exist, exiting" + exit 1 +fi + +case $MODTYPE_DETECT in + 0) # auto detect MODTYPE from rootfs directory + if [ -f rootfs/etc/issue ] ; then + CNT=`grep -ic "Colibri.iMX6" rootfs/etc/issue || true` + if [ "$CNT" -ge 1 ] ; then + echo "Colibri iMX6 rootfs detected" + MODTYPE=colibri-imx6 + else + CNT=`grep -ic "imx6" rootfs/etc/issue || true` + if [ "$CNT" -ge 1 ] ; then + echo "Apalis iMX6 rootfs detected" + MODTYPE=apalis-imx6 + fi + fi + fi + if [ -e $MODTYPE ] ; then + echo "can not detect module type from ./rootfs/etc/issue" + echo "please specify the module type with the -m parameter" + echo "see help: '$ ./update.sh -h'" + echo "exiting" + exit 1 + fi + ;; + 1) MODTYPE=apalis-imx6 + echo "Apalis iMX6 rootfs specified" + ;; + 2) MODTYPE=colibri-imx6 + echo "Colibri iMX6 rootfs specified" + ;; + *) echo "-m paramter specifies an unknown value" + exit 1 + ;; +esac + +case "$MODTYPE" in + "apalis-imx6") + # assumed minimal eMMC size [in sectors of 512] + EMMC_SIZE=$(expr 1024 \* 3500 \* 2) + IMAGEFILE=root.ext3 + KERNEL_DEVICETREE="imx6q-apalis-eval.dtb imx6q-apalis_v1_0-eval.dtb \ + imx6q-apalis-ixora.dtb imx6q-apalis_v1_0-ixora.dtb " + LOCPATH="imx_flash" + OUT_DIR="$OUT_DIR/apalis_imx6" + U_BOOT_BINARY=u-boot.imx + U_BOOT_BINARY_IT=u-boot.imx-it + ;; + "colibri-imx6") + # assumed minimal eMMC size [in sectors of 512] + EMMC_SIZE=$(expr 1024 \* 3500 \* 2) + IMAGEFILE=root.ext3 + KERNEL_DEVICETREE="imx6dl-colibri-eval-v3.dtb imx6dl-colibri-cam-eval-v3.dtb" + LOCPATH="imx_flash" + OUT_DIR="$OUT_DIR/colibri_imx6" + U_BOOT_BINARY=u-boot.imx + U_BOOT_BINARY_IT=u-boot.imx + ;; + *) echo "script internal error, unknown module type set" + exit 1 + ;; +esac + +BINARIES=${MODTYPE}_bin + +#is only U-Boot to be copied to RAM? +if [ "$UBOOT_RECOVERY" -ge 1 ] ; then + cd ${LOCPATH} + #the IT timings work for all modules, so use it during recovery + sudo ./imx_usb ../${BINARIES}/${U_BOOT_BINARY_IT} + exit +fi + +#sanity check for awk programs +AWKTEST=`echo 100000000 | awk -v min=100 -v f=10000 '{rootfs_size=$1+f*512;rootfs_size=int(rootfs_size/1024/985); print (rootfs_size+min) }'` || true +[ "${AWKTEST}x" = "204x" ] || { echo >&2 "Program awk not available. Aborting."; exit 1; } + +#sanity check for correct untared rootfs +DEV_OWNER=`ls -ld rootfs/dev | awk '{print $3}'` +if [ "${DEV_OWNER}x" != "rootx" ] +then + printf "rootfs/dev is not owned by root, but it should!\n" + printf "\033[1mPlease unpack the tarball with root rights.\033[0m\n" + printf "e.g. sudo tar xjvf Apalis_iMX6_LinuxImageV2.6_20160331.tar.bz2\n" + exit 1 +fi + +#sanity check for existence of U-Boot and kernel +[ -e ${BINARIES}/${U_BOOT_BINARY} ] || { echo "${BINARIES}/${U_BOOT_BINARY} does not exist"; exit 1; } +[ -e ${BINARIES}/${U_BOOT_BINARY_IT} ] || { echo "${BINARIES}/${U_BOOT_BINARY_IT} does not exist"; exit 1; } +[ -e ${BINARIES}/${KERNEL_IMAGETYPE} ] || { echo "${BINARIES}/${KERNEL_IMAGETYPE} does not exist"; exit 1; } + +#Sanity check for some programs. Some distros have fs tools only in root's path +MCOPY=`command -v mcopy` || { echo >&2 "Program mcopy not available. Aborting."; exit 1; } +PARTED=`command -v parted` || PARTED=`sudo -s command -v parted` || { echo >&2 "Program parted not available. Aborting."; exit 1; } +MKFSVFAT=`command -v mkfs.fat` || MKFSVFAT=`sudo -s command -v mkfs.fat` || { echo >&2 "Program mkfs.fat not available. Aborting."; exit 1; } +MKFSEXT3=`command -v mkfs.ext3` || MKFSEXT3=`sudo -s command -v mkfs.ext3` || { echo >&2 "Program mkfs.ext3 not available. Aborting."; exit 1; } +dd --help >/dev/null 2>&1 || { echo >&2 "Program dd not available. Aborting."; exit 1; } + +#Install trap to write a sensible message in case any of the commands below +#exit premature... +trap '{ printf "\033[31mScript aborted unexpectedly...\033[0m\n"; }' EXIT + +#make the directory with the outputfiles writable +sudo chown $USER: ${BINARIES} + +#make a file with the used versions for U-Boot, kernel and rootfs +sudo touch ${BINARIES}/versions.txt +sudo chmod ugo+w ${BINARIES}/versions.txt +echo "Component Versions" > ${BINARIES}/versions.txt +basename "`readlink -e ${BINARIES}/${U_BOOT_BINARY}`" >> ${BINARIES}/versions.txt +basename "`readlink -e ${BINARIES}/${U_BOOT_BINARY_IT}`" >> ${BINARIES}/versions.txt +basename "`readlink -e ${BINARIES}/${KERNEL_IMAGETYPE}`" >> ${BINARIES}/versions.txt +ROOTFSVERSION=`grep -i imx6 rootfs/etc/issue || echo "Version Unknown"` +echo "Rootfs ${ROOTFSVERSION}" >> ${BINARIES}/versions.txt + +#create subdirectory for this module type +sudo mkdir -p "$OUT_DIR" + +# The eMMC layout used is: +# +# boot area partition 1 aka primary eMMC boot sector: +# with U-Boot boot loader and the U-Boot environment before the configblock at +# the end of that boot area partition +# +# boot area partition 2 aka secondary eMMC boot sector: +# reserved +# +# user area aka general purpose eMMC region: +# +# 0 -> IMAGE_ROOTFS_ALIGNMENT - reserved (not partitioned) +# IMAGE_ROOTFS_ALIGNMENT -> BOOT_SPACE - kernel and other data +# BOOT_SPACE -> SDIMG_SIZE - rootfs +# +# 4MiB 16MiB SDIMG_ROOTFS +# <-----------------------> <----------> <----------------------> +# ------------------------ ------------ ------------------------ +# | IMAGE_ROOTFS_ALIGNMENT | BOOT_SPACE | ROOTFS_SIZE | +# ------------------------ ------------ ------------------------ +# ^ ^ ^ ^ +# | | | | +# 0 4MiB 4MiB + 16MiB EMMC_SIZE + + +# Boot partition [in sectors of 512] +BOOT_START=$(expr 4096 \* 2) +# Rootfs partition [in sectors of 512] +ROOTFS_START=$(expr 20480 \* 2) +# Boot partition volume id +BOOTDD_VOLUME_ID="boot" + +echo "" +echo "Creating MBR file and do the partitioning" +# Initialize a sparse file +dd if=/dev/zero of=${BINARIES}/mbr.bin bs=512 count=0 seek=${EMMC_SIZE} +${PARTED} -s ${BINARIES}/mbr.bin mklabel msdos +${PARTED} -a none -s ${BINARIES}/mbr.bin unit s mkpart primary fat32 ${BOOT_START} $(expr ${ROOTFS_START} - 1 ) +# the partition spans to the end of the disk, even though the fs size will be smaller +# on the target the fs is then grown to the full size +${PARTED} -a none -s ${BINARIES}/mbr.bin unit s mkpart primary ext2 ${ROOTFS_START} $(expr ${EMMC_SIZE} \- ${ROOTFS_START} \- 1) +${PARTED} -s ${BINARIES}/mbr.bin unit s print +# get the size of the VFAT partition +BOOT_BLOCKS=$(LC_ALL=C ${PARTED} -s ${BINARIES}/mbr.bin unit b print \ + | awk '/ 1 / { print int(substr($4, 1, length($4 -1)) / 1024) }') +# now crop the file to only the MBR size +IMG_SIZE=512 +truncate -s $IMG_SIZE ${BINARIES}/mbr.bin + + +echo "" +echo "Creating VFAT partition image with the kernel" +rm -f ${BINARIES}/boot.vfat +${MKFSVFAT} -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${BINARIES}/boot.vfat $BOOT_BLOCKS +export MTOOLS_SKIP_CHECK=1 +mcopy -i ${BINARIES}/boot.vfat -s ${BINARIES}/${KERNEL_IMAGETYPE} ::/${KERNEL_IMAGETYPE} + +# Copy device tree file +COPIED=false +if test -n "${KERNEL_DEVICETREE}"; then + for DTS_FILE in ${KERNEL_DEVICETREE}; do + DTS_BASE_NAME=`basename ${DTS_FILE} | awk -F "." '{print $1}'` + if [ -e "${BINARIES}/${KERNEL_IMAGETYPE}-${DTS_BASE_NAME}.dtb" ]; then + kernel_bin="`readlink ${BINARIES}/${KERNEL_IMAGETYPE}`" + kernel_bin_for_dtb="`readlink ${BINARIES}/${KERNEL_IMAGETYPE}-${DTS_BASE_NAME}.dtb | sed "s,$DTS_BASE_NAME,${MODTYPE},g;s,\.dtb$,.bin,g"`" + if [ "$kernel_bin" = "$kernel_bin_for_dtb" ]; then + mcopy -i ${BINARIES}/boot.vfat -s ${BINARIES}/${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTS_BASE_NAME}.dtb ::/${DTS_BASE_NAME}.dtb + #copy also to out_dir + sudo cp ${BINARIES}/${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTS_BASE_NAME}.dtb "$OUT_DIR/${DTS_BASE_NAME}.dtb" + COPIED=true + fi + fi + done + [ $COPIED = true ] || { echo "Did not find the devicetrees from KERNEL_DEVICETREE, ${KERNEL_DEVICETREE}. Aborting."; exit 1; } +fi + +echo "" +echo "Creating rootfs partition image" +#make the filesystem size size(rootfs used + MIN_PARTITION_FREE_SIZE) +#add about 4% to the rootfs to account for fs overhead. (/1024/985 instead of /1024/1024). +#add 512 bytes per file to account for small files +#(resize it later on target to fill the size of the partition it lives in) +NUMBER_OF_FILES=`sudo find ${ROOTFSPATH} | wc -l` +EXT_SIZE=`sudo du -DsB1 ${ROOTFSPATH} | awk -v min=$MIN_PARTITION_FREE_SIZE -v f=${NUMBER_OF_FILES} \ + '{rootfs_size=$1+f*512;rootfs_size=int(rootfs_size/1024/985); print (rootfs_size+min) }'` +rm -f ${BINARIES}/${IMAGEFILE} +sudo $LOCPATH/genext3fs.sh -d rootfs -b ${EXT_SIZE} ${BINARIES}/${IMAGEFILE} || exit 1 + + +#copy to $OUT_DIR +sudo cp ${BINARIES}/${U_BOOT_BINARY} ${BINARIES}/${KERNEL_IMAGETYPE} ${BINARIES}/mbr.bin ${BINARIES}/boot.vfat \ + ${BINARIES}/${IMAGEFILE} ${BINARIES}/flash*.img ${BINARIES}/versions.txt "$OUT_DIR" +[ "${U_BOOT_BINARY}x" != "${U_BOOT_BINARY_IT}x" ] && sudo cp ${BINARIES}/${U_BOOT_BINARY_IT} "$OUT_DIR" +sudo cp ${BINARIES}/fwd_blk.img "$OUT_DIR/../flash_blk.img" +sudo cp ${BINARIES}/fwd_eth.img "$OUT_DIR/../flash_eth.img" +sudo cp ${BINARIES}/fwd_mmc.img "$OUT_DIR/../flash_mmc.img" +#cleanup intermediate files +sudo rm ${BINARIES}/mbr.bin ${BINARIES}/boot.vfat ${BINARIES}/${IMAGEFILE} ${BINARIES}/versions.txt + +if [ "$SPLIT" -ge 1 ] ; then +sudo split -a 2 -b `expr 64 \* 1024 \* 1024` --numeric-suffixes=10 "$OUT_DIR/root.ext3" "$OUT_DIR/root.ext3-" +fi +sync + +#Remove trap and report success! +trap - EXIT +printf "\033[32mSuccessfully copied data to target folder.\033[0m\n\n" + +Flash |