Difference between revisions of "Backup and restore U-Boot environment on AMC1"
From DSignT Support Database
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== Backup environment == | == Backup environment == | ||
Load environment from serial FLASH to RAM | Load environment from serial FLASH to RAM |
Revision as of 11:25, 16 November 2017
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
3 Additional Tags
Serial FLASH mapping on AMC1 Serial FLASH programming via U-Boot on AMC1 Reset U-Boot environment on AMC1