Backup and restore U-Boot environment on AMC1

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1 Backup environment

Load environment from serial FLASH to RAM

sf read ${loadaddr} 0x100000 0x10000

Write to backup section

sf erase 0x110000 0x10000
sf write ${loadaddr} 0x110000 0x10000

2 Restore environment

Load environment from backup section in serial FLASH to RAM

sf read ${loadaddr} 0x110000 0x10000

Write to environment section in serial FLASH

sf erase 0x100000 0x10000
sf write ${loadaddr} 0x100000 0x10000


Arr u.png    back to top

3 Additional Tags

Serial FLASH mapping on AMC1
Serial FLASH programming via U-Boot on AMC1
Reset U-Boot environment on AMC1


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