setenv ipaddr 192.168.1.11 setenv serverip 192.168.1.139 setenv gatewayip 192.168.1.1 mw.b 82000000 ff 400000;sf probe 0;tftp 82000000 xinxinwang/uImage;sf erase 100000 400000;sf write 82000000 100000 400000; mw.b 82000000 ff B00000;sf probe 0;tftp 82000000 xinxinwang/rootfs.jffs2;sf erase 500000 b00000;sf write 82000000 500000 B00000
如果没有sf erase 500000 b00000会出错
原文：https://www.cnblogs.com/ordinary-world/p/10231255.html