75XX Offboard Flash: Difference between revisions
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This needs to be done directly on the SBC. You can find the latest SPI image [ | This needs to be done directly on the SBC. You can find the latest SPI image [https://files.embeddedarm.com/ts-arm-sbc/ts-7500-linux/binaries/ts-images/4mb-spiflash-latest.dd.bz2 here]. Make sure you decompress the image first before writing. | ||
'''Backup''' | '''Backup''' | ||
Revision as of 09:36, 12 January 2021
This needs to be done directly on the SBC. You can find the latest SPI image here. Make sure you decompress the image first before writing.
Backup
Entire SPI flash
spiflashctl -l 1 -R 64 -z 65536 > spiflash.dd
Kernel
spiflashctl -l 1 -R 4095 -z 512 -k part1 > /temp/zImage
Initrd
spiflashctl -l 1 -R 32 -z 65536 -k part2 > /temp/initrd
Restore
Entire SPI flash
spiflashctl -l 1 -W 64 -z 65536 -i /path/to/4mb-spiflash-latest.dd
Kernel
spiflashctl -l 1 -W 4095 -z 512 -k part1 -i /temp/zImage
Initrd
spiflashctl -l 1 -W 32 -z 65536 -k part2 -i /temp/initrd