diff --git a/bsp/beaglebone/uboot_cmd.txt b/bsp/beaglebone/uboot_cmd.txt
index 8f849c5730..08c49d2bf2 100644
--- a/bsp/beaglebone/uboot_cmd.txt
+++ b/bsp/beaglebone/uboot_cmd.txt
@@ -1,3 +1,5 @@
 mmcinfo
 fatload mmc 0 0x80200000 rtthread.bin
 go 0x80200000
+
+其中的地址0x80200000根据链接地址确定
\ No newline at end of file