首先将需要更新的景象拷贝到开发板中,然后执行以下命令 root@OK8MP:~# echo 0 > /sys/block/mmcblk2boot0/force_ro root@OK8MP:~# dd if=/home/root/imx-boot.bin of=/dev/mmcblk2boot0 bs=1K conv=fsync 3316+1 records in 3316+1 records out 3395920 bytes (3.4 MB, 3.2 MiB) copied, 0.291214 s, 11.7 MB/s root@OK8MP:~# echo 1 > /sys/block/mmcblk2boot0/force_ro root@OK8MP:~# sync |
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