391 lines
12 KiB
Bash
391 lines
12 KiB
Bash
#!/bin/sh
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#===============================================================================
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#
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# Copyright (C) 2020-2025 by Digi International Inc.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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#
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# Description:
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# Script to flash Yocto build artifacts over USB to the target.
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#===============================================================================
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# set -x
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#
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# U-Boot script for installing Linux images created by Yocto
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#
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# Exit on any error
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set -e
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# Parse uuu cmd output
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getenv()
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{
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uuu -v fb: ucmd printenv "${1}" | sed -ne "s,^${1}=,,g;T;p"
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}
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show_usage()
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{
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echo "Usage: $0 [options]"
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echo ""
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echo " Options:"
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echo " -b Activate bootcount mechanism (3 boot attempts)."
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echo " -d Install firmware on dualboot partitions (system A and system B)."
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echo " (Implies -b)."
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echo " -h Show this help."
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echo " -i <dey-image-name> Image name that prefixes the image filenames, such as 'dey-image-qt', "
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echo " 'dey-image-webkit', 'core-image-base'..."
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echo " Defaults to '##DEFAULT_IMAGE_NAME##' if not provided."
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echo " -k <dek-filename> Update includes dek file."
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echo " (implies -t)."
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echo " -n No wait. Skips 10 seconds delay to stop script."
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echo " -u <u-boot-filename> U-Boot filename."
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echo " Auto-determined by variant if not provided."
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exit 2
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}
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# Update a partition
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# Params:
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# 1. partition
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# 2. file
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# 3. timeout (in ms)
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# Description:
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# - downloads image to RAM
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# - runs 'update' command from RAM
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# 4. dek file when updating an encrypted u-boot
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part_update()
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{
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echo "\033[36m"
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echo "====================================================================================="
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echo "Updating '${1}' partition with file: ${2}"
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echo "====================================================================================="
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echo "\033[0m"
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# When in Multi-MTD mode, pass -e to update command to force the erase
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# of the MTD partition before programming. This is usually done by
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# 'update' command except when a UBI volume is already found.
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# On the install script, the MTD partition table may have changed, so
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# we'd better clean the partition.
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if [ "${SINGLEMTDSYS}" != true ]; then
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ERASE="-e"
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fi
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uuu fb: download -f "${2}"
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if [ "${1}" = "bootloader" ] && [ "${ENCRYPTED}" = "true" ]; then
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if [ -n "${DEK_FILE}" ]; then
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# Encrypted bootloader + dek
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uuu fb: ucmd setenv uboot_size \${filesize}
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uuu fb: ucmd setenv fastboot_buffer \${initrd_addr}
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uuu fb: download -f "${4}"
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uuu fb: ucmd setenv dek_size \${filesize}
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uuu "fb[-t ${3}]:" ucmd trustfence update ram \${loadaddr} \${uboot_size} \${initrd_addr} \${dek_size}
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else
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# Encrypted bootloader (re-use existing dek)
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uuu "fb[-t ${3}]:" ucmd trustfence update ram \${fastboot_buffer} \${fastboot_bytes}
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fi
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else
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# Rest of images (including non-encrypted bootloader)
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uuu "fb[-t ${3}]:" ucmd update "${1}" ram \${fastboot_buffer} \${fastboot_bytes} ${ERASE}
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fi
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}
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clear
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echo "############################################################"
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echo "# Linux firmware install through USB OTG #"
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echo "############################################################"
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# Command line admits the following parameters:
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# -b, -d, -n (booleans)
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# -i <image-name>
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# -u <u-boot-filename>
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# -k <dek-filename>
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while getopts ':bdhi:k:nu:' c
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do
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if [ "${c}" = ":" ]; then
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c="${OPTARG}"
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unset OPTARG
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elif echo "${OPTARG}" | grep -qs '^-'; then
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OPTIND="$((OPTIND-1))"
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unset OPTARG
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fi
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case $c in
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b) BOOTCOUNT=true ;;
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d) INSTALL_DUALBOOT=true && BOOTCOUNT=true ;;
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h) show_usage ;;
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i) IMAGE_NAME=${OPTARG} ;;
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k) DEK_FILE=${OPTARG} ;;
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n) NOWAIT=true ;;
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u) INSTALL_UBOOT_FILENAME=${OPTARG} ;;
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esac
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done
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# Enable the redirect support to get u-boot variables values
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uuu fb: ucmd setenv stdout serial,fastboot
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# Check if dualboot variable is active
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dualboot=$(getenv "dualboot")
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if [ "${dualboot}" = "yes" ]; then
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DUALBOOT=true;
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fi
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# Check if singlemtdsys variable is active
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singlemtdsys=$(getenv "singlemtdsys")
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if [ "${singlemtdsys}" = "yes" ]; then
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SINGLEMTDSYS=true;
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fi
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echo ""
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echo "Determining image files to use..."
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# Determine U-Boot filename if not provided
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if [ -z "${INSTALL_UBOOT_FILENAME}" ]; then
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module_variant=$(getenv "module_variant")
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# Determine U-Boot file to program basing on SOM's variant
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if [ -n "$module_variant" ]; then
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if [ "$module_variant" = "0x08" ] || \
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[ "$module_variant" = "0x0a" ]; then
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INSTALL_UBOOT_FILENAME="u-boot-##SIGNED##-##MACHINE##512MB.imx"
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elif [ "$module_variant" = "0x04" ] || \
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[ "$module_variant" = "0x05" ] || \
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[ "$module_variant" = "0x07" ]; then
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INSTALL_UBOOT_FILENAME="u-boot-##MACHINE##1GB.imx"
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elif [ "$module_variant" = "0x02" ] || \
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[ "$module_variant" = "0x03" ] || \
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[ "$module_variant" = "0x06" ] || \
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[ "$module_variant" = "0x09" ]; then
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INSTALL_UBOOT_FILENAME="u-boot-##MACHINE##.imx"
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fi
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fi
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# U-Boot when the checked value is empty.
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if [ -n "${INSTALL_UBOOT_FILENAME}" ]; then
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true
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else
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# remove redirect
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uuu fb: ucmd setenv stdout serial
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echo ""
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echo "[ERROR] Cannot determine U-Boot file for this module!"
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echo ""
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echo "1. Add U-boot file name, depending on your ConnectCore 6UL variant, to script command line:"
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echo " - For a SOM with 1GB DDR3, run:"
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echo " => ./install_linux_fw_uuu.sh -u u-boot-##MACHINE##1GB.imx"
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echo " - For a SOM with 512MB DDR3, run:"
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echo " => ./install_linux_fw_uuu.sh -u u-boot-##MACHINE##512MB.imx"
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echo " - For a SOM with 256MB DDR3, run:"
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echo " => ./install_linux_fw_uuu.sh -u u-boot-##MACHINE##.imx"
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echo ""
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echo "2. Run the install script again."
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echo ""
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echo "Aborted"
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echo ""
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exit 1
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fi
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fi
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# Determine if bootloader is signed and/or encrypted
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if echo "$INSTALL_UBOOT_FILENAME" | grep -q -e "signed"; then
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SIGNED=true
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fi
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if echo "$INSTALL_UBOOT_FILENAME" | grep -q -e "encrypted"; then
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ENCRYPTED=true
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fi
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# remove redirect
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uuu fb: ucmd setenv stdout serial
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# Determine linux, recovery, and rootfs image filenames to update
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if [ -z "${IMAGE_NAME}" ]; then
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IMAGE_NAME="##DEFAULT_IMAGE_NAME##"
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fi
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GRAPHICAL_IMAGES="##GRAPHICAL_IMAGES##"
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for g in ${GRAPHICAL_IMAGES}; do
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if [ "${IMAGE_NAME}" = "${g}" ]; then
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BASEFILENAME="${IMAGE_NAME}-##GRAPHICAL_BACKEND##"
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fi
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done
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if [ -z "${BASEFILENAME}" ]; then
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BASEFILENAME="${IMAGE_NAME}"
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fi
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INSTALL_LINUX_FILENAME="${BASEFILENAME}-##MACHINE##.boot.ubifs"
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INSTALL_RECOVERY_FILENAME="${BASEFILENAME}-##MACHINE##.recovery.ubifs"
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# Verify existence of files before starting the update
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FILES="${INSTALL_UBOOT_FILENAME} ${INSTALL_LINUX_FILENAME}"
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if [ "${DUALBOOT}" != true ]; then
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FILES="${FILES} ${INSTALL_RECOVERY_FILENAME}"
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fi
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for f in ${FILES}; do
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if [ ! -f ${f} ]; then
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echo "\033[31m[ERROR] Could not find file '${f}'\033[0m"
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ABORT=true
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fi
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done;
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# Verify what kind of rootfs is going to be programmed
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ROOTFS_FILENAME="${BASEFILENAME}-##MACHINE##.ubifs"
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ROOTFS_FILENAME_SQFS="${BASEFILENAME}-##MACHINE##.squashfs"
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if [ -f "${ROOTFS_FILENAME}" ]; then
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INSTALL_ROOTFS_FILENAME="${ROOTFS_FILENAME}"
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elif [ -f "${ROOTFS_FILENAME_SQFS}" ]; then
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INSTALL_ROOTFS_FILENAME="${ROOTFS_FILENAME_SQFS}"
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SQUASHFS=true
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else
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printf "\033[31m[ERROR] Could not find any rootfs image\033[0m\n"
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ABORT=true
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fi
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[ "${ABORT}" = true ] && exit 1
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# Enable bootcount mechanism by setting a bootlimit
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if [ "${BOOTCOUNT}" = true ]; then
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bootlimit_cmd="setenv bootlimit 3"
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fi
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# parts names
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LINUX_NAME="linux"
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RECOVERY_NAME="recovery"
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ROOTFS_NAME="rootfs"
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# Print warning about storage media being deleted
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if [ "${NOWAIT}" != true ]; then
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WAIT=10
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printf "\n"
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printf " ====================\n"
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printf " = IMPORTANT! =\n"
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printf " ====================\n"
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printf " This process will erase your NAND and will install the following files\n"
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printf " on the partitions of the NAND.\n"
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printf "\n"
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printf " PARTITION\tFILENAME\n"
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printf " ---------\t--------\n"
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printf " bootloader\t${INSTALL_UBOOT_FILENAME}\n"
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if [ "${DUALBOOT}" = true ]; then
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printf " ${LINUX_NAME}_a\t${INSTALL_LINUX_FILENAME}\n"
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if [ "${INSTALL_DUALBOOT}" = true ]; then
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printf " ${LINUX_NAME}_b\t${INSTALL_LINUX_FILENAME}\n"
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fi
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printf " ${ROOTFS_NAME}_a\t${INSTALL_ROOTFS_FILENAME}\n"
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if [ "${INSTALL_DUALBOOT}" = true ]; then
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printf " ${ROOTFS_NAME}_b\t${INSTALL_ROOTFS_FILENAME}\n"
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fi
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else
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printf " ${LINUX_NAME}\t${INSTALL_LINUX_FILENAME}\n"
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printf " ${RECOVERY_NAME}\t${INSTALL_RECOVERY_FILENAME}\n"
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printf " ${ROOTFS_NAME}\t${INSTALL_ROOTFS_FILENAME}\n"
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fi
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printf "\n"
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printf " Press CTRL+C now if you wish to abort.\n"
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printf "\n"
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while [ ${WAIT} -gt 0 ]; do
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printf "\r Update process starts in %d " ${WAIT}
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sleep 1
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WAIT=$(( ${WAIT} - 1 ))
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done
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printf "\r \n"
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printf " Starting update process\n"
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fi
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# Set fastboot buffer address to $loadaddr, just in case
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uuu fb: ucmd setenv fastboot_buffer \${loadaddr}
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# Skip user confirmation for U-Boot update
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uuu fb: ucmd setenv forced_update 1
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# Update U-Boot
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part_update "uboot" "${INSTALL_UBOOT_FILENAME}" 5000 "${DEK_FILE}"
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# Set 'bootcmd' for the second part of the script that will
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# - Reset environment to defaults
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# - Reset the bootcount
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# - Set bootlimit (if required)
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# - Save the environment
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# - Update the 'linux' partition
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# - Update the 'recovery' partition
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# - Update the 'rootfs' partition
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# - Erase the 'update' partition
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uuu fb: ucmd setenv bootcmd "
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env default -a;
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setenv dualboot \${dualboot};
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bootcount reset;
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setenv singlemtdsys \${singlemtdsys};
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${bootlimit_cmd};
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saveenv;
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echo \"\";
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echo \"\";
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echo \">> Installing Linux firmware\";
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echo \"\";
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echo \"\";
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fastboot 0;
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"
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uuu fb: ucmd saveenv
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uuu fb: acmd reset
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# Wait for the target to reset
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sleep 3
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# Set fastboot buffer address to $loadaddr
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uuu fb: ucmd setenv fastboot_buffer \${loadaddr}
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# Create partition table
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uuu "fb[-t 10000]:" ucmd run partition_nand_linux
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if [ "${SINGLEMTDSYS}" = true ]; then
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uuu "fb[-t 30000]:" ucmd run ubivolscript
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fi
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if [ "${DUALBOOT}" = true ]; then
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# Update Linux A
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part_update "${LINUX_NAME}_a" "${INSTALL_LINUX_FILENAME}" 15000
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# Update Linux B
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if [ "${INSTALL_DUALBOOT}" = true ]; then
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part_update "${LINUX_NAME}_b" "${INSTALL_LINUX_FILENAME}" 15000
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fi
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# Update Rootfs A
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part_update "${ROOTFS_NAME}_a" "${INSTALL_ROOTFS_FILENAME}" 90000
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# Update Rootfs B
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if [ "${INSTALL_DUALBOOT}" = true ]; then
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part_update "${ROOTFS_NAME}_b" "${INSTALL_ROOTFS_FILENAME}" 90000
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fi
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else
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# Update Linux
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part_update "${LINUX_NAME}" "${INSTALL_LINUX_FILENAME}" 15000
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# Update Recovery
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part_update "${RECOVERY_NAME}" "${INSTALL_RECOVERY_FILENAME}" 20000
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# Update Rootfs
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part_update "${ROOTFS_NAME}" "${INSTALL_ROOTFS_FILENAME}" 120000
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fi
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if [ "${SINGLEMTDSYS}" != true ] && [ "${DUALBOOT}" != true ]; then
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# Erase the 'Update' partition
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uuu "fb[-t 20000]:" ucmd nand erase.part update
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fi
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if [ "${DUALBOOT}" != true ]; then
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# Configure u-boot to boot into recovery mode
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uuu fb: ucmd setenv boot_recovery yes
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uuu fb: ucmd setenv recovery_command wipe_update
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fi
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# Set the rootfstype if squashfs
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if [ "${SQUASHFS}" = true ]; then
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uuu fb: ucmd setenv rootfstype squashfs
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fi
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uuu fb: ucmd saveenv
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# Reset the bootcount
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uuu fb: ucmd bootcount reset
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# Reset the target
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uuu fb: acmd reset
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echo "\033[32m"
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echo "============================================================="
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echo "Done! Wait for the target to complete first boot process."
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echo "============================================================="
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echo "\033[0m"
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exit
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