126 lines
3.3 KiB
Plaintext
126 lines
3.3 KiB
Plaintext
#
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# U-Boot script for installing Linux images created by Yocto from the micro SD
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# card into the NAND
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#
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echo "############################################################"
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echo "# Linux firmware install from micro SD #"
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echo "############################################################"
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echo ""
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echo " This process will erase your NAND and will install a new"
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echo " U-Boot and Linux firmware images on the NAND."
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echo ""
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echo " Press CTRL+C now if you wish to abort or wait 10 seconds"
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echo " to continue."
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sleep 10
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if test $? -eq 1; then
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echo "Aborted by user.";
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exit;
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fi
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setenv INSTALL_MMCDEV 0
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setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulstarter.imx
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setenv INSTALL_LINUX_FILENAME core-image-base-ccimx6ulstarter.boot.ubifs
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setenv INSTALL_RECOVERY_FILENAME core-image-base-ccimx6ulstarter.recovery.ubifs
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setenv INSTALL_ROOTFS_FILENAME core-image-base-ccimx6ulstarter.ubifs
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# Check for presence of firmware files on the SD card
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for install_f in ${INSTALL_UBOOT_FILENAME} ${INSTALL_LINUX_FILENAME} ${INSTALL_RECOVERY_FILENAME} ${INSTALL_ROOTFS_FILENAME}; do
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if test ! -e mmc ${INSTALL_MMCDEV}:1 ${install_f}; then
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echo "ERROR: Could not find file ${install_f}";
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install_abort=1;
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fi;
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done
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if test -n "${install_abort}"; then
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echo "Aborted.";
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exit;
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fi
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# Skip user confirmation for U-Boot update
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setenv forced_update 1
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# Set bootdelay to zero so that firmware update is run immediately after
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# the first reset.
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setenv bootdelay 0
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# Update U-Boot
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echo ""
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echo ""
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echo ">> Installing U-Boot boot loader (target will reset)"
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echo ""
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echo ""
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update uboot mmc ${INSTALL_MMCDEV} fat ${INSTALL_UBOOT_FILENAME}
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if test $? -eq 1; then
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echo "[ERROR] Failed to update U-Boot boot loader!";
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echo "";
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echo "Aborted.";
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exit;
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fi
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# Set 'bootcmd' to the second part of the script that will
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# - Reset environment to defaults
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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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# - Configure recovery to wipe 'update' partition
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# - Run 'recovery' and let the system boot after
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setenv bootcmd "
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env default -a;
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saveenv;
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echo \"\";
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echo \"\";
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echo \">> Installing Linux kernel and device tree files\";
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echo \"\";
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echo \"\";
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nand erase.part linux;
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update linux mmc ${INSTALL_MMCDEV} fat ${INSTALL_LINUX_FILENAME};
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if test \$? -eq 1; then
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echo \"[ERROR] Failed to update linux partition!\";
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echo \"\";
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echo \"Aborted.\";
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exit;
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fi;
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echo \"\";
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echo \"\";
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echo \">> Installing recovery\";
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echo \"\";
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echo \"\";
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nand erase.part recovery;
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update recovery mmc ${INSTALL_MMCDEV} fat ${INSTALL_RECOVERY_FILENAME};
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if test \$? -eq 1; then
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echo \"[ERROR] Failed to update recovery partition!\";
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echo \"\";
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echo \"Aborted.\";
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exit;
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fi;
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echo \"\";
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echo \"\";
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echo \">> Installing Linux root file system\";
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echo \"\";
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echo \"\";
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nand erase.part rootfs;
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update rootfs mmc ${INSTALL_MMCDEV} fat ${INSTALL_ROOTFS_FILENAME};
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if test \$? -eq 1; then
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echo \"[ERROR] Failed to update rootfs partition!\";
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echo \"\";
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echo \"Aborted.\";
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exit;
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fi;
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echo \"\";
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setenv boot_recovery yes;
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setenv recovery_command wipe_update;
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saveenv;
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echo \"\";
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echo \"\";
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echo \">> Firmware installation complete. Rebooting into recovery mode for final deployment.\";
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echo \"\";
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echo \"\";
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sleep 1;
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reset;
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"
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saveenv
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reset
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