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uboot kernel

Question asked by you yong on May 16, 2019

how can we update kernel image?we think as follows:


1、there are two zImage patitions on emmc,one is old version and another is new version.

2、download the new kernel version and save in a partion,then uboot guide one of the two zImage to start

3、if succeed,update succeed,else the uboot will guide another zImage



Is it right?