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Update README.md

MichaelZhuxx 3 年之前
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      README.md

+ 9 - 1
README.md

@@ -1,7 +1,13 @@
 # Cross Compile
 
-Download compile according to your enviroment as below link:
+Download compiler according to your enviroment as the below link:
+
 https://github.com/sifive/freedom-tools/releases/tag/v2020.12.0
+
+Add the compiler to your PATH:
+
+export PATH=/home/user/compiler/bin:$PATH
+
 	
 # Build
 
@@ -9,5 +15,7 @@ Enter the build directory, generate the bootloader-BEAGLEV-xxxxxx.bin.out file a
 
 # Upgrade 
 
+Follow the instruction as the below link to update the secondboot
 
+https://wiki.seeedstudio.com/BeagleV-Update-bootloader-ddr-init-boot-uboot-Recover-bootloader/