mtd-utils --flash操作工具

ubuntu下安装

zw@zw-pc:apt-get install mtd-utils 
zw@zw-pc:fl
flash_erase      flash_otp_dump   flash_otp_write  flock
flash_eraseall   flash_otp_info   flash_unlock    
flash_lock       flash_otp_lock   flashcp
zw@zw-pc:flashcp -h
 
Flash Copy - Written by Abraham van der Merwe <abraham@2d3d.co.za>
 
usage: flashcp [ -v | --verbose ] <filename> <device>
       flashcp -h | --help
 
   -h | --help      Show this help message
   -v | --verbose   Show progress reports
   <filename>       File which you want to copy to flash
   <device>         Flash device to write to (e.g. /dev/mtd0, /dev/mtd1, etc.)