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 [ftp://ftp.embeddedarm.com/ts-arm-sbc/ts-7500-linux/binaries/ts-images/4mb-spiflash-latest.dd.bz2 here]. | This needs to be done directly on the SBC. You can find the latest SPI image [ftp://ftp.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 20:58, 11 August 2011
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 0 -R 64 -z 65536 > spiflash.dd
Kernel
spiflashctl -R 4095 -z 512 -k part1 > /temp/zImage
Initrd
spiflashctl -R 32 -z 65536 -k part2 > /temp/initrd
Restore
Entire SPI flash
dd if=/path/to/4mb-spiflash-latest.dd bs=512 conv=sync | spiflashctl -l 0 -W 64 -z 65536 -i -
Kernel
spiflashctl -W 4095 -z 512 -k part1 -i /temp/zImage
Initrd
spiflashctl -W 32 -z 65536 -k part2 -i /temp/initrd