TS-4900 eMMC Backup/restore: Difference between revisions
From embeddedTS Manuals
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<source lang=bash> | <source lang=bash> | ||
# Verify nothing else has this mounted | # Verify nothing else has this mounted | ||
umount /dev/ | umount /dev/mmcblk2p1 | ||
mkfs.ext4 /dev/ | mkfs.ext4 /dev/mmcblk2p1 | ||
mkdir /mnt/emmc | mkdir /mnt/emmc | ||
mount /dev/ | mount /dev/mmcblk2p1 /mnt/emmc | ||
ftp://ftp.embeddedarm.com/ts- | wget ftp://ftp.embeddedarm.com/ts-socket-macrocontrollers/ts-4900-linux/distributions/yocto/fido/ts-x11-image-tsimx6-latest.tar.bz2 | ||
tar -xf | tar -xf ts-x11-image-tsimx6-latest.tar.bz2 -C /mnt/emmc | ||
umount /mnt/emmc | umount /mnt/emmc | ||
sync | sync | ||
</source> | </source> | ||
After it is written you can verify the data was written correctly. | |||
<source lang=bash> | |||
# Drop any block cache | |||
echo 3 > /proc/sys/vm/drop_caches | |||
mount /dev/mmcblk2p1 /mnt/emmc | |||
cd /mnt/emmc/ | |||
sudo md5sums -c md5sums.txt | |||
umount /mnt/emmc | |||
sync | |||
</source> | |||
The md5sums command will report what differences there are, if any, and return if it passed or failed. | |||
Revision as of 10:59, 24 November 2015
These commands assume you are booted to the SD card, and
# Verify nothing else has this mounted
umount /dev/mmcblk2p1
mkfs.ext4 /dev/mmcblk2p1
mkdir /mnt/emmc
mount /dev/mmcblk2p1 /mnt/emmc
wget ftp://ftp.embeddedarm.com/ts-socket-macrocontrollers/ts-4900-linux/distributions/yocto/fido/ts-x11-image-tsimx6-latest.tar.bz2
tar -xf ts-x11-image-tsimx6-latest.tar.bz2 -C /mnt/emmc
umount /mnt/emmc
sync
After it is written you can verify the data was written correctly.
# Drop any block cache
echo 3 > /proc/sys/vm/drop_caches
mount /dev/mmcblk2p1 /mnt/emmc
cd /mnt/emmc/
sudo md5sums -c md5sums.txt
umount /mnt/emmc
sync
The md5sums command will report what differences there are, if any, and return if it passed or failed.