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This is an attempt at describing how one can "backup" or move an existing current system running in the FR flash NAND to the micro SD card, in order to boot from it.
Typical scenario :
Necessary steps (to be confirmed, don't try this unless you know what you're doing !) :
More details about each steps needed.
Assuming one has booted from a system on SD already, this would create a copy of the root partition in the freerunner's flash to a "/backup-dir" directory, on the SD.
# mkdir /mnt/memroot/ # mkdir /backup-dir # mount -t jffs2 -o ro /dev/mtdblock6 /mnt/memroot/ # this for a freerunner # cp -a /mnt/memroot/. /backup-dir/.
See Partitions for details of the partitions in flash (hence the /dev/mtdblock6).