efuse 命令参考指南

efuse command usage:     
efuse help                     : Get this help.     
efuse init                     : Initialize eFuse driver.     
efuse dump     offset len      : Dump data from eFuse offset.
efuse read     addr offset len : Read eFuse data to RAM addr.     
efuse write    addr offset len : Write data to eFuse from RAM addr.     
efuse writehex offset data     : Write data to eFuse from input hex string.     
efuse writestr offset data     : Write data to eFuse from input string.