Cisco 3802 u-boot

printenv BOOT  <<< Check the current configuration
setenv BOOT <part1 part2="">  <<< Change to another partition
saveenv  <<< Save configuration
boot  <<< Reload the AP</part1>

setenv bootcmd nandboot  <<< Set to nandboot
saveenv  <<< Save configuration
boot  <<< Reload the AP

setenv bootcmd nandboot  <<< Set to nandboot
saveenv  <<< Save configuration
boot  <<< Reload the AP

printenv BOOT  <<< Check the current configuration
setenv BOOT <part1 part2="">  <<< Change to another partition
saveenv  <<< Save configuration
boot  <<< Reload the AP</part1>