uboot emmc版本

ip地址

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setenv ipaddr '192.168.8.210';setenv serverip '192.168.8.217';

下载烧写uboot

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mmc dev 0 1;tftp a1000000 Flash.img;mmc erase 0  2000; mmc write a1000000 0 2000

下载烧写内核

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mmc dev 0 ; tftp a1000000 uImage_FH8856V500; mmc write a1000000 0 5500;reset

启动内核

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mmc dev 0; mmc read 0xA1000000 0 5500; bootm 0xA1000000

分区

0-2M bootloader
2M-26M kernel
6001-M rootfs